{"id":1553,"date":"2023-10-10T19:58:11","date_gmt":"2023-10-10T11:58:11","guid":{"rendered":"https:\/\/cathayvista.top\/?p=1553"},"modified":"2023-12-08T13:05:59","modified_gmt":"2023-12-08T05:05:59","slug":"gps-block-iii-zhen","status":"publish","type":"post","link":"https:\/\/cathayvista.top\/index.php\/2023\/10\/10\/gps-block-iii-zhen\/","title":{"rendered":"GPS III \/ GPS Block III &#8211; \u4e2d\u82f1\u6587\u8bcd\u6761\u878d\u5408"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-small-font-size\">\u4e2d\u6587\u8bcd\u6761\u539f\u6587\u94fe\u63a5\uff08\u65e0\u6cd5\u4ece\u4e2d\u56fd\u5185\u5730\u8bbf\u95ee\uff09\uff1a<a target=\"_blank\" href=\"https:\/\/zh.wikipedia.org\/wiki\/GPS_III\" rel=\"noreferrer noopener\">\u70b9\u51fb\u8fd9\u91cc\u8bbf\u95ee<\/a>\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u82f1\u6587\u8bcd\u6761\u539f\u6587\u94fe\u63a5\uff08\u65e0\u6cd5\u4ece\u4e2d\u56fd\u5185\u5730\u8bbf\u95ee\uff09\uff1a<a target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/GPS_Block_III\" rel=\"noreferrer noopener\">\u70b9\u51fb\u8fd9\u91cc\u8bbf\u95ee<\/a>\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u672c\u6587\u57fa\u4e8e<strong>\u82f1\u6587<\/strong>\u8bcd\u6761\u7684\u7ebf\u7d22\uff0c\u5e76\u8865\u5145\u90e8\u5206\u6765\u81ea<strong>\u4e2d\u6587<\/strong>\u8bcd\u6761\u7684\u5185\u5bb9\uff08\u5728\u4e8c\u8005\u51b2\u7a81\u65f6\uff0c\u4ee5\u66f4\u665a\u66f4\u65b0\u8005\u4e3a\u51c6\uff09\u3002\u8fbd\u89c2\u642c\u8fd0\u65f6\u8fdb\u884c\u4e86\u5fc5\u8981\u7684\u5408\u89c4\u5316\u5904\u7406\uff0c\u4ee5\u4f7f\u5176\u80fd\u591f\u5728\u4e2d\u56fd\u5185\u5730\u4e0a\u4f20\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\"><a target=\"_blank\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/cathayvista.top\/index.php\/2023\/06\/25\/wei2-ji1-bai3-ke1\/\" rel=\"noreferrer noopener\">\u7ef4\u57fa\u767e\u79d1\uff08Wikipedia\uff09\u662f\u7f8e\u56fd\u7ef4\u57fa\u5a92\u4f53\u57fa\u91d1\u4f1a\u7684\u4e92\u8054\u7f51\u767e\u79d1\u9879\u76ee\uff08\u70b9\u51fb\u8fd9\u91cc\u4e86\u89e3\u66f4\u591a\uff09<\/a>\uff0c\u5176\u5185\u5bb9\u53ef\u80fd\u53d7\u5230\u7acb\u573a\u3001\u4fe1\u606f\u6765\u6e90\u7b49\u56e0\u7d20\u5f71\u54cd\uff0c\u8bf7\u5ba2\u89c2\u770b\u5f85\u3002\u6b63\u6587\u5185\u5bb9\u4e0d\u4ee3\u8868\u8bd1\u8005\u89c2\u70b9\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u8fbd\u89c2\u63d0\u4f9b\u7684\u7ffb\u8bd1\u4ec5\u4f9b\u53c2\u8003\u3002\u6587\u4e2d\u53ef\u80fd\u5305\u542b<strong>\u65e0\u6cd5\u4ece\u4e2d\u56fd\u5185\u5730\u8bbf\u95ee<\/strong>\u7684\u94fe\u63a5\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u8fbd\u89c2\u6240\u642c\u8fd0\u7684\u8bcd\u6761\u4e0e\u539f\u7ef4\u57fa\u767e\u79d1\u8bcd\u6761\u540c\u6837\u9075\u5faa<a target=\"_blank\" href=\"https:\/\/zhuanlan.zhihu.com\/p\/653887754\" rel=\"noreferrer noopener\">CC-BY-SA 4.0\u534f\u8bae<\/a>\uff0c\u5728\u7b26\u5408\u534f\u8bae\u8981\u6c42\u7684\u60c5\u51b5\u4e0b\u60a8\u53ef\u4ee5\u514d\u8d39\u4f7f\u7528\u5176\u5185\u5bb9\uff08\u5305\u62ec\u5546\u7528\uff09\u3002<\/p>\n<cite>\u5c01\u9762\u56fe\u7247\uff1aArtist&#8217;s impression of a GPS Block IIIA satellite in orbit\uff08\u8f68\u9053\u4e0a\u7684 GPS Block IIIA \u536b\u661f\u7684\u827a\u672f\u60f3\u8c61\u56fe\uff09 <br><a rel=\"noreferrer noopener\" href=\"https:\/\/link.zhihu.com\/?target=http%3A\/\/www.esa.int\/\" target=\"_blank\">\u56fe\u7247<\/a>\u6765\u6e90\uff1aUSAF &#8211; <a rel=\"noreferrer noopener\" href=\"http:\/\/www.losangeles.af.mil\/shared\/media\/ggallery\/hires\/AFG-100825-006.jpg\" target=\"_blank\">http:\/\/www.losangeles.af.mil\/shared\/media\/ggallery\/hires\/AFG-100825-006.jpg<\/a> <br>\u6b64\u56fe\u7247\u5c5e\u4e8e\u516c\u5171\u9886\u57df\u3002<\/cite><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u6b63\u6587\uff08\u53d1\u5e03\u4e8e\u77e5\u4e4e\u4e13\u680f\uff09<\/h2>\n\n\n\n<p><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/660555401\" data-type=\"link\" data-id=\"https:\/\/zhuanlan.zhihu.com\/p\/660555401\">\u8bf7\u70b9\u51fb\u8fd9\u91cc\u8bbf\u95ee<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"seealso\">2. \u53c2\u89c1 See also<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-small-font-size\"><img loading=\"lazy\" decoding=\"async\" width=\"28\" height=\"28\" srcset=\"\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/42px-RocketSunIcon.svg.png 1.5x, \/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/56px-RocketSunIcon.svg.png 2x\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/28px-RocketSunIcon.svg.png\" alt=\"\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Portal:Spaceflight\">Spaceflight portal<\/a> <img loading=\"lazy\" decoding=\"async\" width=\"28\" height=\"28\" srcset=\"\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/42px-RocketSunIcon.svg.png 1.5x, \/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/56px-RocketSunIcon.svg.png 2x\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d6\/RocketSunIcon.svg\/28px-RocketSunIcon.svg.png\" alt=\"\"><a href=\"https:\/\/zh.wikipedia.org\/wiki\/Portal:%E8%88%AA%E5%A4%A9\">\u822a\u5929\u4e3b\u9898<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"has-small-font-size wp-block-list\">\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/GPS_satellite_blocks\">GPS satellite blocks<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Quasi-Zenith_Satellite_System\"><em>Michibiki<\/em><\/a> &#8211; New Japanese designed and launched satellites designed to enhance GPS within Japan.<\/li>\n\n\n\n<li><a href=\"https:\/\/zh.wikipedia.org\/wiki\/GPS%E5%8D%AB%E6%98%9F\">GPS\u536b\u661f<\/a>\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/zh.wikipedia.org\/wiki\/GPS%E5%8D%AB%E6%98%9F%E5%88%97%E8%A1%A8\">GPS\u536b\u661f\u5217\u8868<\/a>  <a href=\"https:\/\/en.wikipedia.org\/wiki\/List_of_GPS_satellites\">List of GPS satellites<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/zh.wikipedia.org\/w\/index.php?title=GPS_IIF&amp;action=edit&amp;redlink=1\">GPS IIF<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/zh.wikipedia.org\/w\/index.php?title=GPS_IIIF&amp;action=edit&amp;redlink=1\">GPS IIIF<\/a> <a href=\"https:\/\/en.wikipedia.org\/wiki\/GPS_Block_IIIF\">GPS Block IIIF<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/zh.wikipedia.org\/wiki\/GPS%E4%BF%A1%E5%8F%B7\">GPS\u4fe1\u53f7<\/a> <a href=\"https:\/\/en.wikipedia.org\/wiki\/GPS_signals\">GPS signals<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E6%BA%96%E5%A4%A9%E9%A0%82%E8%A1%9B%E6%98%9F%E7%B3%BB%E7%B5%B1\">\u51c6\u5929\u9876\u536b\u661f\u7cfb\u7edf<\/a>-\u65e5\u672c\u8bbe\u8ba1\u548c\u53d1\u5c04\u7684\u65b0\u536b\u661f\uff0c\u65e8\u5728\u52a0\u5f3a\u65e5\u672c\u56fd\u5185\u7684GPS\u3002<\/li>\n\n\n\n<li><a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E5%8C%97%E6%96%97%E4%B8%89%E5%8F%B7\">\u5317\u6597\u4e09\u53f7<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u53c2\u8003\u6587\u732e References<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"enref\">3.1 \u82f1\u6587\u8bcd\u6761<\/h3>\n\n\n\n<ol class=\"has-small-font-size wp-block-list\">\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20150906010446\/http:\/\/www.lockheedmartin.com\/content\/dam\/lockheed\/data\/space\/documents\/gps\/GPS-III-Fact-Sheet-2014.pdf\"><u>&#8220;GPS III fact sheet&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. LockheedMartin. Archived from <\/em><a href=\"http:\/\/www.lockheedmartin.com\/content\/dam\/lockheed\/data\/space\/documents\/gps\/GPS-III-Fact-Sheet-2014.pdf\"><u>the original<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>&nbsp;on 6 September 2015<\/em>. Retrieved 6 May 2016<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/news.lockheedmartin.com\/2023-01-18-Sixth-GPS-III-Satellite-Built-by-Lockheed-Martin-Launches-As-Part-of-Constellation-Modernization,1\"><u>&#8220;Sixth GPS III Satellite Built By Lockheed Martin Launches As Part Of Constellation Modernization&#8221;<\/u><\/a><em>. <\/em><em>Lockheed Martin<\/em><em>. 18 January 2023<\/em>. Retrieved 31 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.youtube.com\/watch?v=uLetihk5VNk\"><u>&#8220;Space X stream&#8221;<\/u><\/a><em>. <\/em><em>youtube.com<\/em>. Retrieved 18 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.navcen.uscg.gov\/gps-constellation\"><u>&#8220;GPS Constellation Status&#8221;<\/u><\/a>. Retrieved 11 March 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen (23 December 2018). <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>&#8220;SpaceX closes out year with successful GPS satellite launch&#8221;<\/u><\/a><em>. Spaceflight Now<\/em>. Retrieved 24 December 2018<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.youtube.com\/watch?v=uLetihk5VNk\"><u>&#8220;Space X stream&#8221;<\/u><\/a><em>. <\/em><em>youtube.com<\/em>. Retrieved 18 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.lockheedmartin.com\/us\/news\/press-releases\/2013\/february\/u-s--air-force-awards-lockheed-martin-contract-to-begin-work-on-.html\"><u>&#8220;U.S. Air Force Awards Lockheed Martin Contracts to Begin Work on Next Set of GPS III Satellites&#8221;<\/u><\/a>&nbsp;(Press release) Lockheed Martin 25 February 2013<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Whitney, Steven (1 December 2017). <\/em><a href=\"http:\/\/gpsworld.com\/directions-2018-the-gps-year-in-review\/\"><u>&#8220;Directions 2018: The GPS year in review&#8221;<\/u><\/a><em>. GPS World<\/em>. Retrieved 2 December 2017<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Brissett, Wilson (7 November 2017). <\/em><a href=\"http:\/\/www.airforcemag.com\/Features\/Pages\/2017\/November 2017\/SMC-Releases-Draft-RFP-for-Five-EELV-Launches.aspx\"><u>&#8220;SMC Releases Draft RFP for Five EELV Launches&#8221;<\/u><\/a><em>. <\/em><em>Air Force Association<\/em><em>. Air Force Magazine<\/em>. Retrieved 13 December 2017<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gao.gov\/assets\/690\/689022.pdf\"><u>&#8220;Global Positioning System: Better Planning and Coordination Needed to Improve Prospects for Fielding Modernized Capability&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. US Government Accountability Office (GAO). December 2017<\/em>. Retrieved 18 December 2017<em>.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>U.S. Coast Guard Navigation Center. <\/em><a href=\"http:\/\/www.navcen.uscg.gov\/?pageName=gpsFaq\"><u>&#8220;GPS FAQ&#8221;<\/u><\/a><em>. U.S. Department of Homeland Security.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.satellitetoday.com\/government-military\/2010\/03\/01\/raytheon-awarded-886-million-gps-ocx-contract\/\"><u>&#8220;Raytheon Awarded $886 Million GPS OCX Contract&#8221;<\/u><\/a><em>. Via Satellite. 1 March 2010<\/em>. Retrieved 5 December 2022<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.lockheedmartin.com\/us\/news\/press-releases\/2012\/may\/0531-ss-gpsIII.html\"><u>&#8220;U.S. Air Force Awards Lockheed Martin GPS III Flight Operations Contract&#8221;<\/u><\/a>&nbsp;(Press release) Lockheed Martin 2012-05-31<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/gpsworld.com\/gps-iii-satellite-delivery-slips-because-of-capacitor\/\"><u>&#8220;GPS III satellite delivery slips because of capacitor&#8221;<\/u><\/a><em>. GPS World. 15 September 2016<\/em>. Retrieved 25 December 2016<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Gleckel, Gerry (15 November 2017). <\/em><a href=\"https:\/\/www.gps.gov\/governance\/advisory\/meetings\/2017-11\/gleckel.pdf\"><u>&#8220;GPS Status and Modernization Program&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. <\/em><em>gps.gov<\/em><em>. U.S. Air Force<\/em>. Retrieved 1 December 2017<em>.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/governance\/advisory\/meetings\/2022-11\/baker.pdf\"><u>&#8220;Military Communications &amp; Positioning, Navigation, and Timing Overview &amp; GPS Enterprise Update&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. U.S. Space Force Space Systems Command. 16 November 2022<\/em>. Retrieved 21 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/archive.today\/20130202154349\/http:\/\/www.spacenews.com\/contracts\/100412-lockheed-orders-gps-satellite-buses.html\"><u>&#8220;Lockheed Orders GPS 3A Satellite Buses from ATK&#8221;<\/u><\/a><em>. Archived from <\/em><a href=\"http:\/\/www.spacenews.com\/contracts\/100412-lockheed-orders-gps-satellite-buses.html\"><u>the original<\/u><\/a><em>&nbsp;on 2 February 2013.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/archive.today\/20140404173437\/http:\/\/investor.northropgrumman.com\/phoenix.zhtml?c=112386&amp;p=irol-newsArticle&amp;ID=1908334&amp;highlight=\"><u>&#8220;Northrop Grumman Corporation: News and Events &#8211; News Release&#8221;<\/u><\/a><em>. Archived from <\/em><a href=\"http:\/\/investor.northropgrumman.com\/phoenix.zhtml\"><u>the original<\/u><\/a><em>&nbsp;on 4 April 2014.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.defense.gov\/Newsroom\/Contracts\/Contract\/Article\/744434\/\/\"><u>&#8220;Contracts for April 27, 2016&#8221;<\/u><\/a><em>. U.S. Department of Defense.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Whitney, Steven (2 December 2016). <\/em><a href=\"http:\/\/gpsworld.com\/2016-in-review-gps-navigates-the-future\/\"><u>&#8220;Directions 2017: GPS navigates the future&#8221;<\/u><\/a><em>. <\/em><em>gpsworld.com<\/em><em>. North Coast Media LLC<\/em>. Retrieved 3 December 2017<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gao.gov\/assets\/690\/683838.pdf\"><u>&#8220;Assessments of Selected Weapon Programs&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. US General Accounting Office. March 2017<\/em>. Retrieved 20 June 2017<em>.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20140525141625\/http:\/\/economictimes.indiatimes.com\/news\/international\/world-news\/us-air-force-not-happy-with-delays-on-lockheed-gps-satellite\/articleshow\/35465485.cms\"><u>&#8220;US Air Force &#8216;not happy&#8217; with delays on Lockheed GPS satellite &#8211; the Economic Times&#8221;<\/u><\/a><em>. <\/em><em>economictimes.indiatimes.com<\/em><em>. Archived from <\/em><a href=\"http:\/\/economictimes.indiatimes.com\/news\/international\/world-news\/us-air-force-not-happy-with-delays-on-lockheed-gps-satellite\/articleshow\/35465485.cms\"><u>the original<\/u><\/a><em>&nbsp;on 25 May 2014<\/em>. Retrieved 13 January 2022<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen (17 December 2018). <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/17\/air-force-requirements-will-keep-spacex-from-recovering-falcon-9-booster-after-gps-launch\/\"><u>&#8220;Air Force requirements will keep SpaceX from landing Falcon 9 booster after GPS launch&#8221;<\/u><\/a><em>. Spaceflight Now<\/em>. Retrieved 18 December 2018<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.bloomberg.com\/news\/articles\/2018-12-23\/spacex-caps-record-2018-with-launch-of-air-force-gps-satellite\"><u>&#8220;SpaceX Caps Record 2018 With Launch of Air Force GPS Satellite&#8221;<\/u><\/a><em>. Bloomberg. 23 December 2018<\/em>. Retrieved 23 December 2018<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/arstechnica.com\/science\/2019\/08\/the-last-single-stick-delta-rocket-launched-thursday-and-it-put-on-a-show\/\"><u>&#8220;The last single-stick Delta rocket launched Thursday, and it put on a show&#8221;<\/u><\/a><em>. 22 August 2019.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Gruss, Mike (21 September 2016). <\/em><a href=\"http:\/\/spacenews.com\/lockheed-martin-to-build-two-more-gps-3-satellites-for-u-s-air-force\/\"><u>&#8220;Lockheed Martin to build two more GPS 3 satellites for U.S. Air Force&#8221;<\/u><\/a><em>. Space News<\/em>. Retrieved 22 September 2016<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen (23 December 2018). <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>&#8220;SpaceX closes out year with successful GPS satellite launch&#8221;<\/u><\/a><em>. <\/em><em>Spaceflight Now<\/em>. Retrieved 24 December 2018<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020004\"><u>&#8220;NANU 2020-004&#8221;<\/u><\/a>. 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Retrieved 3 December 2017<em>.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" src=\"\">This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\"><u>public domain<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann (30 November 2016). <\/em><a href=\"https:\/\/web.archive.org\/web\/20171202152918\/http:\/\/www.insidegnss.com\/node\/5252\"><u>&#8220;GAO: New GPS Ground System, Not GPS III Engineering, Primary Cause for Delays&#8221;<\/u><\/a><em>. <\/em><em>InsideGNSS<\/em><em>. Gibbons Media &amp; Research LLC. Archived from <\/em><a href=\"https:\/\/www.insidegnss.com\/node\/5252\"><u>the original<\/u><\/a><em>&nbsp;on 2 December 2017<\/em>. Retrieved 1 December 2017<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann (27 April 2017). <\/em><a href=\"https:\/\/web.archive.org\/web\/20170428072536\/http:\/\/insidegnss.com\/node\/5449\"><u>&#8220;OCX Passes Deep Dive Review; GAO Says Program Risk Remains High&#8221;<\/u><\/a><em>. InsideGNSS.com. Archived from <\/em><a href=\"https:\/\/insidegnss.com\/node\/5449\"><u>the original<\/u><\/a><em>&nbsp;on 28 April 2017<\/em>. Retrieved 28 April 2017<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/insidegnss.com\/counting-0-1-2-3f-the-long-hello-of-gps-ocx\/\"><u>&#8220;Counting 0, 1, 2, 3F: The Long Hello of GPS OCX&#8221;<\/u><\/a><em>. InsideGNSS.com. 6 May 2021<\/em>. Retrieved 21 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>U.S. Space Force Space and Missile Systems Center Public Affairs (3 May 2021). <\/em><a href=\"https:\/\/www.losangeles.spaceforce.mil\/News\/Article-Display\/Article\/2593172\/ocx-3f-contract-awarded-to-raytheon-intelligence-and-space\/\"><u>&#8220;OCX 3F Contract Awarded to Raytheon Intelligence and Space&#8221;<\/u><\/a>. Retrieved 21 January 2023<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Seligman, Lara (3 March 2016). <\/em><a href=\"http:\/\/www.defensenews.com\/story\/defense\/air-space\/2016\/03\/03\/weapons-tester-warns-risk-air-forces-gps-contingency-plan\/81260248\/\"><u>&#8220;Weapons Tester Warns of Risk to Air Force&#8217;s GPS Contingency Plan&#8221;<\/u><\/a><em>. Defense News<\/em>. Retrieved 25 December 2016<em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.esd.whs.mil\/Portals\/54\/Documents\/FOID\/Reading Room\/Selected_Acquisition_Reports\/FY_2021_SARS\/22-F-0762_OCX_SAR_2021.pdf\"><u>&#8220;Next Generation Operational Control System (OCX) Selected Acquisition Report&#8221;<\/u><\/a><em>&nbsp;<\/em>(PDF)<em>. U.S. Department of Defense. 8 April 2022<\/em>. Retrieved 21 January 2023<em>.<\/em><\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"zhref\">3.2 \u4e2d\u6587\u8bcd\u6761<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">3.2.1 \u53c2\u8003<\/h4>\n\n\n\n<ul class=\"has-small-font-size wp-block-list\">\n<li>\u66f9\u51b2. <a href=\"http:\/\/www.cnki.com.cn\/Article\/CJFDTotal-WXWL201904010.htm\">\u524d\u516d\u4ee3\u4ff1\u5f80\u77e3 GPS\u2162\u5f00\u542f\u73b0\u4ee3\u5316\u65b0\u8fdb\u7a0b<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20200721082324\/http:\/\/www.cnki.com.cn\/Article\/CJFDTotal-WXWL201904010.htm\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09. \u536b\u661f\u4e0e\u7f51\u7edc, 2019 (4): 10.<\/li>\n\n\n\n<li>\u674e\u632f\u4e1c, \u5eb7\u6210\u658c, \u5c39\u537f, \u7b49. <a href=\"http:\/\/cpfd.cnki.com.cn\/Article\/CPFDTOTAL-ZKBD202005002022.htm\">GPS\u2162\u53d1\u5c55\u73b0\u72b6\u53ca\u8d8b\u52bf<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20200721081418\/http:\/\/cpfd.cnki.com.cn\/Article\/CPFDTOTAL-ZKBD202005002022.htm\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09. \u7b2c\u5341\u4e00\u5c4a\u4e2d\u56fd\u536b\u661f\u5bfc\u822a\u5e74\u4f1a\u8bba\u6587\u96c6\u2014\u2014S02 \u5bfc\u822a\u4e0e\u4f4d\u7f6e\u670d\u52a1, 2020.<\/li>\n\n\n\n<li>\u8d75\u8d85,\u5218\u6625\u4fdd. <a href=\"http:\/\/cnki.sris.com.tw\/KCMS\/detail\/detail.aspx?filename=GJTK201912006&amp;dbcode=CJFD&amp;dbname=CJFD2019\">\u7f8e\u56fdGPS\u7cfb\u7edf\u672a\u6765\u53d1\u5c55\u6d45\u6790<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20200721030605\/http:\/\/cnki.sris.com.tw\/KCMS\/detail\/detail.aspx?filename=GJTK201912006&amp;dbcode=CJFD&amp;dbname=CJFD2019\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09. \u56fd\u9645\u592a\u7a7a. 2019 (12): 16-21.<\/li>\n\n\n\n<li>\u8d75\u6b23. <a href=\"http:\/\/www.cqvip.com\/qk\/91016x\/201707\/672853283.html\">\u4eceOCX\u770bGPS\u7cfb\u7edf\u672a\u6765\u53d1\u5c55<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20200721142814\/http:\/\/www.cqvip.com\/qk\/91016x\/201707\/672853283.html\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09. \u536b\u661f\u5e94\u7528, 2017 (7): 13-18.<\/li>\n\n\n\n<li>Kaplan, E. D., C. J. Hegarty. <em><a href=\"https:\/\/books.google.com.hk\/books?id=y4Q0DwAAQBAJ\">Undestanding GPS\/GNSS: principles and applications<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20200721030603\/https:\/\/books.google.com.hk\/books?id=y4Q0DwAAQBAJ\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<\/em>. Artech House Publisher, 2017. <a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/9781630810580\">ISBN 978-1-63081-058-0<\/a>.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">3.2.2 \u5f15\u7528<\/h4>\n\n\n\n<ol class=\"has-small-font-size wp-block-list\">\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343728\/gps-iii\/\"><u>GPS III<\/u><\/a><em>. Los Angeles Air Force Base. 2012-11-21 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200702141543\/https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343728\/gps-iii\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-02\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.lockheedmartin.com\/content\/dam\/lockheed\/data\/space\/documents\/gps\/GPS-III-Fact-Sheet-2014.pdf\"><u>GPS III fact sheet<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. LockheedMartin. <\/em>[2016-05-06]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20150906010446\/http:\/\/www.lockheedmartin.com\/content\/dam\/lockheed\/data\/space\/documents\/gps\/GPS-III-Fact-Sheet-2014.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2015-09-06\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20171204061226\/http:\/\/www.insidegnss.com\/node\/5697\"><u>Lockheed Martin Assembles Third U.S. Air Force GPS III Satellite<\/u><\/a><em>. insidegnss.com. Gibbons Media &amp; Research LLC. 2017-11-27 <\/em>[2017-12-03]<em>. \uff08<\/em><a href=\"https:\/\/www.insidegnss.com\/node\/5697\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2017-12-04\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/951993\/smc-exercises-contract-options-to-procure-two-additional-gps-iii-satellites\/\"><u>SMC exercises contract options to procure two additional GPS III satellites<\/u><\/a><em>. U.S. Air Force Space Command, Space and Missile Systems Center. 2016-09-21 <\/em>[2017-12-03]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200621161814\/https:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/951993\/smc-exercises-contract-options-to-procure-two-additional-gps-iii-satellites\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-06-21\uff09.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"15\" height=\"15\" src=\"\">&nbsp;\u8be5\u6765\u6e90\u5c5e\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E5%85%AC%E6%9C%89%E9%A2%86%E5%9F%9F\"><u>\u516c\u6709\u9886\u57df<\/u><\/a>\uff0c\u672c\u6587\u542b\u6709\u8be5\u6765\u6e90\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20210725024634\/https:\/\/www.youtube.com\/watch?v=QJXxVtp3KqI\"><u>Space X stream<\/u><\/a><em>. youtube.com. <\/em>[2021-06-17]<em>. \uff08<\/em><a href=\"https:\/\/www.youtube.com\/watch?v=QJXxVtp3KqI\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2021-07-25\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.schriever.af.mil\/News\/Article-Display\/Article\/2057321\/2nd-space-operations-squadron-sets-svn-74-healthy-and-active\/\"><u>PRN04 operational<\/u><\/a><em>. <\/em>[2020-01-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201018165056\/https:\/\/www.schriever.af.mil\/News\/Article-Display\/Article\/2057321\/2nd-space-operations-squadron-sets-svn-74-healthy-and-active\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-18\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen. <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>SpaceX closes out year with successful GPS satellite launch<\/u><\/a><em>. Spaceflight Now. 2018-12-23 <\/em>[2018-12-24]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201108122843\/https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-08\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.youtube.com\/watch?v=QJXxVtp3KqI\"><u>Space X stream<\/u><\/a><em>. youtube.com. <\/em>[2021-06-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210725024634\/https:\/\/www.youtube.com\/watch?v=QJXxVtp3KqI\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-07-25\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/news.lockheedmartin.com\/2012-05-31-U-S-Air-Force-Awards-Lockheed-Martin-GPS-III-Flight-Operations-Contract\"><u>U.S. Air Force Awards Lockheed Martin GPS III Flight Operations Contract<\/u><\/a><em>. Lockheed Martin Corporation. 2012-05-31 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200717044812\/https:\/\/news.lockheedmartin.com\/2012-05-31-U-S-Air-Force-Awards-Lockheed-Martin-GPS-III-Flight-Operations-Contract\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-17\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Whitney, Steven. <\/em><a href=\"http:\/\/gpsworld.com\/directions-2018-the-gps-year-in-review\/\"><u>Directions 2018: The GPS year in review<\/u><\/a><em>. GPS World. North Coast Media LLC. 2017-12-01 <\/em>[2017-12-02]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201129010529\/https:\/\/gpsworld.com\/directions-2018-the-gps-year-in-review\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-29\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Brissett, Wilson. <\/em><a href=\"http:\/\/www.airforcemag.com\/Features\/Pages\/2017\/November 2017\/SMC-Releases-Draft-RFP-for-Five-EELV-Launches.aspx\"><u>SMC Releases Draft RFP for Five EELV Launches<\/u><\/a><em>. Air Force Magazine. Air Force Association. 2017-11-07 <\/em>[2017-12-13]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20180828203248\/http:\/\/www.airforcemag.com\/Features\/Pages\/2017\/November 2017\/SMC-Releases-Draft-RFP-for-Five-EELV-Launches.aspx\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2018-08-28\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Gleckel, Gerry. <\/em><a href=\"https:\/\/www.gps.gov\/governance\/advisory\/meetings\/2017-11\/gleckel.pdf\"><u>GPS Status &amp; Modernization Program<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. GPS.gov. U.S. Air Force. 2017-11-15 <\/em>[2017-12-01]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201028230317\/https:\/\/www.gps.gov\/governance\/advisory\/meetings\/2017-11\/gleckel.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-10-28\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gao.gov\/assets\/690\/689022.pdf\"><u>GLOBAL POSITIONING SYSTEM: Better Planning and Coordination Needed to Improve Prospects for Fielding Modernized Capability<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. US Government Accountability Office. December 2017 <\/em>[2017-12-18]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201202071902\/https:\/\/www.gao.gov\/assets\/690\/689022.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-12-02\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/space\/\"><u>Space Segment<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2020-06-30 <\/em>[2020-07-20]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190106103401\/https:\/\/www.gps.gov\/systems\/gps\/space\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-01-06\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.lockheedmartin.com\/en-us\/products\/gps.html\"><u>GPS Satellites<\/u><\/a><em>. Lockheed Martin Corporation. <\/em>[2020-06-18]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210204160533\/https:\/\/www.lockheedmartin.com\/en-us\/products\/gps.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-02-04\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/policy\/cooperation\/china\/2017-joint-statement\/\"><u>2017 U.S.-China Joint Statement on Civil Signal Compatibility and Interoperability Between GPS and BDS<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2017-12-04 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201018164149\/https:\/\/www.gps.gov\/policy\/cooperation\/china\/2017-joint-statement\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-18\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gpsworld.com\/4th-gps-civilian-signal-goes-live\/\"><u>4th GPS civilian signal goes live<\/u><\/a><em>. GPS World. 2020-01-21 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201128023213\/https:\/\/www.gpsworld.com\/4th-gps-civilian-signal-goes-live\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-28\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Hofmann-Wellenhof, Bernhard; Lichtenegger, Herbert; Wasle, Elmar. GPS. <\/em><a href=\"http:\/\/link.springer.com\/10.1007\/978-3-211-73017-1\"><u>GNSS \u2014 Global Navigation Satellite Systems<\/u><\/a><em>. Vienna: Springer Vienna. 2008. <\/em><a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/978-3-211-73012-6\"><u>ISBN\u2002978-3-211-73012-6<\/u><\/a><em>. <\/em><a href=\"https:\/\/dx.doi.org\/10.1007\/978-3-211-73017-1\"><u>doi:10.1007\/978-3-211-73017-1<\/u><\/a><em>&nbsp;<\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;\u674e\u5f81\u822a\uff0c\u9ec4\u52b2\u677e\u7f16\u8457\uff0eGPS\u6d4b\u91cf\u4e0e\u6570\u636e\u5904\u7406\uff08\u7b2c\u4e09\u7248\uff09\uff0e\u6b66\u6c49\uff1a\u6b66\u6c49\u5927\u5b66\u51fa\u7248\u793e\uff0c2016\uff0e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/9787307176805\"><u>ISBN 978-7-307-17680-5<\/u><\/a>\uff0e<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.navcen.uscg.gov\/?pageName=global\"><u>GPS Fully Operational Statement of 1995<\/u><\/a><em>. U.S. Coast Guard Navigation Center. 2001-05-02 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201019081400\/https:\/\/www.navcen.uscg.gov\/?pageName=global\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-19\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.navcen.uscg.gov\/?pageName=gpsFaq\"><u>GPS Frequently Asked Questions (FAQ)<\/u><\/a><em>. U.S. Coast Guard Navigation Center. 2016-09-08 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201125061002\/https:\/\/www.navcen.uscg.gov\/?pageName=gpsFaq\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-25\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>. The Global Positioning System reached full Operational Capability (FOC) on July 17, 1995.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/technical\/ps\/1995-SPS-signal-specification.pdf\"><u>GLOBAL POSITIONING SYSTEM STANDARD POSITIONING SERVICE SIGNAL SPECIFICATION<\/u><\/a><em>&nbsp;<\/em><em>(pdf)<\/em><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 1995-06-02 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201112034613\/https:\/\/www.gps.gov\/technical\/ps\/1995-SPS-signal-specification.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-11-12\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343727\/gps-iiriir-m\/\"><u>GPS IIR\/IIR-M<\/u><\/a><em>. Official United States Air Force Website. 2012-11-21 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200707155533\/https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343727\/gps-iiriir-m\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-07\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4699.html\"><u>GPS\u6c11\u7528\u5927\u95e8\u7684\u5f00\u542f<\/u><\/a><em>. \u5317\u6597\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7f51\u7ad9. 2011-09-28 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200711191530\/http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4699.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-11\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4718.html\"><u>\u7f8e\u56fd\u4e3a\u4ec0\u4e48\u8981\u5b9e\u65bdGPS\u73b0\u4ee3\u5316\u8ba1\u5212<\/u><\/a><em>. \u5317\u6597\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7f51\u7ad9. 2011-06-03 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200710080127\/http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4718.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-10\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.glac.org.cn\/index.php?m=content&amp;c=index&amp;a=show&amp;catid=38&amp;id=366\"><u>GPS\u536b\u661f\u73b0\u4ee3\u5316<\/u><\/a><em>. \u4e2d\u56fd\u536b\u661f\u5bfc\u822a\u5b9a\u4f4d\u534f\u4f1a. 2014-01-15 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200708040857\/http:\/\/www.glac.org.cn\/index.php?m=content&amp;c=index&amp;a=show&amp;catid=38&amp;id=366\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-08\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/modernization\/2006-fact-sheet.pdf\"><u>GPS Modernization Fact Sheet<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. the U.S. Air Force. 2006 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015223\/https:\/\/www.gps.gov\/systems\/gps\/modernization\/2006-fact-sheet.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"#3\"><u>Satellite Navigation &#8211; GPS &#8211; Presidential Policy<\/u><\/a><em>. U.S. Department of Transportation. 2015-10-21 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"#3\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-25\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/clintonwhitehouse6.archives.gov\/1998\/03\/1998-03-30-vp-announces-second-civilian-signal.html\"><u>VICE PRESIDENT GORE ANNOUNCES ENHANCEMENTS TO THE GLOBAL POSITIONING SYSTEM THAT WILL BENEFIT CIVILIAN USERS WORLDWIDE<\/u><\/a><em>. Clinton Presidential Materials Project White House Virtual Library. 1998-03-30 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201018162510\/https:\/\/clintonwhitehouse6.archives.gov\/1998\/03\/1998-03-30-vp-announces-second-civilian-signal.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-18\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>. This new civilian signal will mean significant improvements in navigation, positioning and timing services to millions of users worldwide &#8212; from backpackers and fishermen to farmers, airline pilots, and scientists<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/clintonwhitehouse6.archives.gov\/1999\/01\/1999-01-25-vice-president-gore-announces-new-global-positioning-system.html\"><u>VICE PRESIDENT GORE ANNOUNCES NEW GLOBAL POSITIONING SYSTEM MODERNIZATION INITIATIVE<\/u><\/a><em>. Clinton Presidential Materials Project White House Virtual Library. 1999-01-25 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015216\/https:\/\/clintonwhitehouse6.archives.gov\/1999\/01\/1999-01-25-vice-president-gore-announces-new-global-positioning-system.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>. Vice President Gore announced today a $400 million new initiative in the President&#8217;s balanced budget that will modernize the Global Positioning System (GPS) and will add two new civil signals to future GPS satellites, significantly enhancing the service provided to civil, commercial, and scientific users worldwide.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/clintonwhitehouse4.archives.gov\/textonly\/WH\/EOP\/OSTP\/html\/0053_2.html\"><u>The United States&#8217; Decision to Stop Degrading Global Positioning System Accuracy<\/u><\/a><em>. Clinton Presidential Materials Project White House Virtual Library. 2000-05-01 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190903102132\/https:\/\/clintonwhitehouse4.archives.gov\/textonly\/WH\/EOP\/OSTP\/html\/0053_2.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-09-03\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>McDonald, Keith D. <\/em><a href=\"https:\/\/dx.doi.org\/10.5081\/jgps.1.1.1\"><u>The Modernization of GPS: Plans, New Capabilities and the Future Relationship to Galileo<\/u><\/a><em>. Journal of Global Positioning Systems. 2002-06-30, <\/em><strong><em><strong>1<\/strong><\/em><\/strong><em>&nbsp;(1): 1\u201317. <\/em><a href=\"https:\/\/www.worldcat.org\/issn\/1446-3156\"><u>ISSN\u20021446-3156<\/u><\/a><em>. <\/em><a href=\"https:\/\/dx.doi.org\/10.5081\/jgps.1.1.1\"><u>doi:10.5081\/jgps.1.1.1<\/u><\/a><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4717.html\"><u>GPS\u7684\u73b0\u4ee3\u5316\u8ba1\u5212<\/u><\/a><em>. \u5317\u6597\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7f51\u7ad9. 2011-06-03 <\/em>[2020-06-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200627093450\/http:\/\/www.beidou.gov.cn\/zy\/kpyd\/201710\/t20171011_4717.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-06-27\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Alkan, R.M.; Karaman, H.; Sahin, M. <\/em><a href=\"http:\/\/ieeexplore.ieee.org\/document\/1512598\/\"><u>GPS, GALILEO and GLONASS satellite navigation systems &amp; amp; GPS modernization<\/u><\/a><em>. Proceedings of 2nd International Conference on Recent Advances in Space Technologies, 2005. RAST 2005. (Istanbul, Turkey: IEEE). 2005: 390\u2013394 <\/em>[2020-07-15]<em>. <\/em><a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/978-0-7803-8977-9\"><u>ISBN\u2002978-0-7803-8977-9<\/u><\/a><em>. <\/em><a href=\"https:\/\/dx.doi.org\/10.1109\/RAST.2005.1512598\"><u>doi:10.1109\/RAST.2005.1512598<\/u><\/a><em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200709183559\/https:\/\/ieeexplore.ieee.org\/document\/1512598\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-09\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343724\/gps-iif\/\"><u>GPS IIF<\/u><\/a><em>. Official United States Air Force Website. 2012-11-27 <\/em>[2020-07-07]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200707184552\/https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343724\/gps-iif\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-07\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>\u9093\u4e2d\u536b\uff0c\u6d2a\u5c71. <\/em><a href=\"http:\/\/www.nrscc.gov.cn\/nrscc\/lssj\/200305\/t20030529_152.html\"><u>\u7f8e\u53c2\u9662\u519b\u4e8b\u59d4\u5458\u4f1a\u5efa\u8bae\u52a0\u901fGPS III\u536b\u661f\u8ba1\u5212<\/u><\/a><em>. \u4e2d\u534e\u4eba\u6c11\u5171\u548c\u56fd\u79d1\u5b66\u6280\u672f\u90e8\u56fd\u5bb6\u9065\u611f\u4e2d\u5fc3. 2003-05-29 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200715210005\/http:\/\/www.nrscc.gov.cn\/nrscc\/lssj\/200305\/t20030529_152.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-15\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Prasad, Ramjee; Ruggieri, Marina. <\/em><a href=\"https:\/\/books.google.com\/books?id=GZwZAQAAIAAJ\"><u>Applied Satellite Navigation Using GPS, GALILEO, and Augmentation Systems<\/u><\/a><em>. Artech House. 2005: 129 <\/em>[2020-07-15]<em>. <\/em><a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/978-1-58053-814-5\"><u>ISBN\u2002978-1-58053-814-5<\/u><\/a><em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200810140400\/https:\/\/books.google.com\/books?id=GZwZAQAAIAAJ\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-08-10\uff09 <\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Michael Shaw. <\/em><a href=\"https:\/\/www.unoosa.org\/documents\/pdf\/psa\/gnss\/ignss2009\/07.pdf\"><u>GPS Modernization: On the Road to the Future he Road to the Future<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. United Nations Office for Outer Space Affairs. 2009-12 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20171215150748\/http:\/\/www.unoosa.org\/documents\/pdf\/psa\/gnss\/ignss2009\/07.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2017-12-15\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Gibbons, Glen. <\/em><a href=\"https:\/\/insidegnss.com\/lockheed-martin-wins-gps-iiia-contract\/\"><u>Lockheed Martin Wins GPS IIIA Contract<\/u><\/a><em>. Inside GNSS. 2008-05-16 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201126184036\/https:\/\/insidegnss.com\/lockheed-martin-wins-gps-iiia-contract\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-26\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>\u9648\u98da. <\/em><a href=\"http:\/\/www.beidou.gov.cn\/yw\/gjdt\/201710\/t20171023_7447.html\"><u>\u7f8e\u56fd\uff1a\u7a7a\u519b\u8ffd\u52a0\u6d1b\u9a6c\u516c\u53f8\u5408\u540c\u7528\u4e8e\u5b8c\u6210\u4e24\u9897GPS III\u536b\u661f\u7684\u5236\u9020<\/u><\/a><em>. \u5317\u6597\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7f51\u7ad9. 2013-12-18 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200715205716\/http:\/\/www.beidou.gov.cn\/yw\/gjdt\/201710\/t20171023_7447.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-15\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>\u738b\u806a. <\/em><a href=\"http:\/\/www.dsti.net\/Information\/News\/101659\"><u>\u6d1b\u9a6c\u516c\u53f8\u5c06\u4e3a\u7f8e\u56fd\u7a7a\u519b\u989d\u5916\u5efa\u90202\u9897GPS-3\u536b\u661f \u2014 \u56fd\u9645\u9632\u52a1\u5feb\u8baf<\/u><\/a><em>. \u56fd\u9632\u79d1\u6280\u4fe1\u606f\u7f51. 2016-10-28 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200716171752\/http:\/\/www.dsti.net\/Information\/News\/101659\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-16\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Franceschi-Bicchierai, Lorenzo. <\/em><a href=\"https:\/\/www.wired.com\/2012\/07\/new-gps-sats\/\"><u>New Satellites Could Make GPS Harder to Jam<\/u><\/a><em>. Wired. 2012-07-26 <\/em>[2020-07-15]<em>. <\/em><a href=\"https:\/\/www.worldcat.org\/issn\/1059-1028\"><u>ISSN\u20021059-1028<\/u><\/a><em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201112034631\/http:\/\/www.wired.com\/2012\/07\/new-gps-sats\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-12\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/news.lockheedmartin.com\/2013-12-16-U-S-Air-Force-Awards-Lockheed-Martin-Contract-To-Complete-Two-More-GPS-III-Satellites\"><u>U.S. Air Force Awards Lockheed Martin Contract To Complete GPS III Satellites 5 and 6<\/u><\/a><em>. Media &#8211; Lockheed Martin. 2013-12-16 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200714190815\/https:\/\/news.lockheedmartin.com\/2013-12-16-U-S-Air-Force-Awards-Lockheed-Martin-Contract-To-Complete-Two-More-GPS-III-Satellites\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-14\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>GNSS, Inside. <\/em><a href=\"https:\/\/insidegnss.com\/u-s-air-force-authorizes-lockheed-to-finish-gps-iii-svs-7-8\/\"><u>U.S. Air Force Authorizes Lockheed to Finish GPS III SVs 7 &amp; 8<\/u><\/a><em>. Inside GNSS. 2014-04-03 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201129075013\/https:\/\/insidegnss.com\/u-s-air-force-authorizes-lockheed-to-finish-gps-iii-svs-7-8\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-29\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/news.lockheedmartin.com\/2016-09-28-U-S-Air-Force-Awards-Lockheed-Martin-395-Million-Contract-for-GPS-III-Satellites-9-and-10\"><u>U.S. Air Force Awards Lockheed Martin $395 Million Contract for GPS III Satellites 9 and 10<\/u><\/a><em>. Media &#8211; Lockheed Martin. 2016-09-28 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200714152836\/https:\/\/news.lockheedmartin.com\/2016-09-28-U-S-Air-Force-Awards-Lockheed-Martin-395-Million-Contract-for-GPS-III-Satellites-9-and-10\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-14\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>GNSS, Inside. <\/em><a href=\"https:\/\/insidegnss.com\/now-deemed-a-new-start-gps-iiif-may-face-more-delays\/\"><u>Now Deemed a \u201cNew Start,\u201d GPS IIIF May Face More Delays<\/u><\/a><em>. Inside GNSS. 2018-01-26 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201021195237\/https:\/\/insidegnss.com\/now-deemed-a-new-start-gps-iiif-may-face-more-delays\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-21\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/m.cankaoxiaoxi.com\/mil\/20180918\/2327375.shtml\"><u>\u6d1b\u9a6c\u83b7\u7f8e\u65b0\u4e00\u4ee3GPS\u536b\u661f\u5408\u540c\uff1a\u53ea\u56e0\u5bf9\u624b\u6089\u6570\u9000\u51fa\u7ade\u6807\uff1f<\/u><\/a><em>. \u53c2\u8003\u6d88\u606f\u62a5\u793e. 2018-09-17 <\/em>[2020-07-14]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200715131221\/http:\/\/m.cankaoxiaoxi.com\/mil\/20180918\/2327375.shtml\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-15\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.globalsecurity.org\/space\/systems\/gps_3-ocx.htm\"><u>GPS III Operational Control Segment (OCX)<\/u><\/a><em>. GlobalSecurity.org. <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201026134915\/https:\/\/www.globalsecurity.org\/space\/systems\/gps_3-ocx.htm\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-26\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/control\/OCX\/\"><u>Next Generation Operational Control System (OCX)<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2020-04-01 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124070057\/https:\/\/www.gps.gov\/systems\/gps\/control\/OCX\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.losangeles.af.mil\/library\/factsheets\/factsheet.asp?id=18676\"><u>GPS ADVANCED CONTROL SEGMENT(OCX)<\/u><\/a><em>. The Official Website of Los Angeles Air Force Base. 2011-10-25. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20120503181621\/http:\/\/www.losangeles.af.mil\/library\/factsheets\/factsheet.asp?id=18676\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2012-05-03\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/raytheon.mediaroom.com\/index.php?s=43&amp;item=1504\"><u>Raytheon Wins $886 Million Contract To Develop Next-Generation GPS Control Segment<\/u><\/a><em>. Raytheon Company. 2010-02-26 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015248\/https:\/\/raytheon.mediaroom.com\/index.php?s=43&amp;item=1504\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/spacenews.com\/air-force-declares-nunn-mccurdy-breach-on-gps-ground-system\/\"><u>Air Force declares Nunn-McCurdy breach on GPS ground system<\/u><\/a><em>. SpaceNews.com. 2016-07-01 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Insinna, Valerie. <\/em><a href=\"http:\/\/www.defensenews.com\/articles\/raytheons-ocx-offering-survives-nunn-mccurdy-breach\"><u>Raytheon&#8217;s OCX Offering Survives Nunn-McCurdy Breach<\/u><\/a><em>. DefenseNews. 2016-10-17 <\/em>[2016-12-25]<em>&nbsp;<\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann. <\/em><a href=\"https:\/\/www.insidegnss.com\/node\/5252\"><u>GAO: New GPS Ground System, Not GPS III Engineering, Primary Cause for Delays<\/u><\/a><em>. InsideGNSS. Gibbons Media &amp; Research LLC. 2016-11-30 <\/em>[2017-12-01]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20171202152918\/http:\/\/www.insidegnss.com\/node\/5252\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2017-12-02\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann. <\/em><a href=\"https:\/\/insidegnss.com\/node\/5449\"><u>OCX Passes Deep Dive Review; GAO Says Program Risk Remains High<\/u><\/a><em>. InsideGNSS.com. 2017-04-27 <\/em>[2017-04-28]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20170428072536\/http:\/\/insidegnss.com\/node\/5449\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2017-04-28\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann. <\/em><a href=\"https:\/\/www.insidegnss.com\/node\/5573\"><u>OCX Delayed Again as Development Jumps to $6 Billion<\/u><\/a><em>. InsideGNSS.com. Gibbons Media &amp; Research LLC. 2017-07-31 <\/em>[2017-08-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20170816021607\/http:\/\/www.insidegnss.com\/node\/5573\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2017-08-16\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/cgsic\/meetings\/2018\/schaub.pdf\"><u>GPS Status and Modernization Progress: Service, Satellites, Control Segment, and Military GPS User Equipment<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. US Air Force Space and Missile Systems Center. 2018-09-26 <\/em>[2018-11-10]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201023173508\/https:\/\/www.gps.gov\/cgsic\/meetings\/2018\/schaub.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-10-23\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.raytheonintelligenceandspace.com\/capabilities\/products\/gps-ocx\"><u>GPS Next-Generation Operational Control System<\/u><\/a><em>. Raytheon Intelligence &amp; Space. <\/em>[2020-07-19]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015242\/https:\/\/www.raytheonintelligenceandspace.com\/capabilities\/products\/gps-ocx\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.airforce-technology.com\/projects\/gps-iii-military-satellite\/\"><u>Global Positioning System III (GPS III) Military Satellite<\/u><\/a><em>. Airforce Technology. <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201129231353\/https:\/\/www.airforce-technology.com\/projects\/gps-iii-military-satellite\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-29\uff09 <\/em><strong><em><strong>\uff08\u82f1\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.lockheedmartin.com\/en-us\/news\/features\/history\/a2100.html\"><u>A2100<\/u><\/a><em>. Lockheed Martin. <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200716183716\/https:\/\/www.lockheedmartin.com\/en-us\/news\/features\/history\/a2100.html\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-16\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Chris Gebhardt. <\/em><a href=\"https:\/\/www.nasaspaceflight.com\/2018\/12\/spacex-2018-gps-iii-first-national-security-mission\/\"><u>SpaceX close out 2018 with GPS III launch<\/u><\/a><em>. NASASpaceFlight.com. 2018-12-23 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210202025535\/https:\/\/www.nasaspaceflight.com\/2018\/12\/spacex-2018-gps-iii-first-national-security-mission\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-02-02\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/investor.northropgrumman.com\/phoenix.zhtml\"><u>Northrop Grumman Corporation: News and Events &#8211; News Release<\/u><\/a><em>. NORTHROP GRUMMAN CORPORATION. 2014-03-12. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/archive.today\/20140404173437\/http:\/\/investor.northropgrumman.com\/phoenix.zhtml?c=112386&amp;p=irol-newsArticle&amp;ID=1908334&amp;highlight=\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2014-04-04\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Kaplan, Elliott; Hegarty, Christopher. <\/em><a href=\"https:\/\/books.google.com\/books?id=y4Q0DwAAQBAJ\"><u>Understanding GPS: Principles and Applications<\/u><\/a><em>. Artech House. 2017 <\/em>[2020-07-17]<em>. <\/em><a href=\"https:\/\/zh.wikipedia.org\/wiki\/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90\/978-1-63081-442-7\"><u>ISBN\u2002978-1-63081-442-7<\/u><\/a><em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201022170400\/https:\/\/books.google.com\/books?id=y4Q0DwAAQBAJ\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-22\uff09 <\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Marquis, Willard; Shaw, Michael. <\/em><a href=\"https:\/\/www.ion.org\/publications\/abstract.cfm?articleID=9863\"><u>Design of the GPS III Space Vehicle<\/u><\/a><em>. Proceedings of the 24th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2011) (Portland, OR). 2011-09 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200717161017\/https:\/\/www.ion.org\/publications\/abstract.cfm?articleID=9863\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-17\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Whitney, Steven. <\/em><a href=\"https:\/\/www.gpsworld.com\/2016-in-review-gps-navigates-the-future\/\"><u>Directions 2017: GPS navigates the future<\/u><\/a><em>. GPS World. North Coast Media LLC. 2016-12-02 <\/em>[2017-12-03]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200804194054\/http:\/\/gpsworld.com\/2016-in-review-gps-navigates-the-future\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-08-04\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Mike Gruss. <\/em><a href=\"https:\/\/spacenews.com\/40904usaf-rejected-spacex-offer-to-launch-gps-3-satellites-for-80m-each\/\"><u>USAF Rejected SpaceX Offer To Launch GPS 3 Satellites for $80M Each<\/u><\/a><em>. SpaceNews. 2014-06-14 <\/em>[2020-07-15]<em>&nbsp;<\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Alan Cameron. <\/em><a href=\"https:\/\/www.gpsworld.com\/first-gps-iii-launch-delayed-for-rocket-issues\/\"><u>First GPS III launch delayed for rocket issues<\/u><\/a><em>. GPS World. 2018-12-19 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200819222018\/https:\/\/www.gpsworld.com\/first-gps-iii-launch-delayed-for-rocket-issues\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-08-19\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Secretary of the Air Force Public Affairs. <\/em><a href=\"https:\/\/www.af.mil\/News\/Article-Display\/Article\/589724\/air-forces-space-and-missile-systems-center-certifies-spacex-for-national-secur\/\"><u>Air Force&#8217;s Space and Missile Systems Center Certifies SpaceX for National Security Space<\/u><\/a><em>. Official United States Air Force Website. 2015-05-26 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201111162705\/https:\/\/www.af.mil\/News\/Article-Display\/Article\/589724\/air-forces-space-and-missile-systems-center-certifies-spacex-for-national-secur\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-11\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Andrea Shalal. <\/em><a href=\"https:\/\/www.reuters.com\/article\/us-usa-military-space-idUSKBN0OB2M020150526\"><u>U.S. Air Force certifies SpaceX for national security launches<\/u><\/a><em>. Reuters. 2015-05-26 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190203085017\/https:\/\/www.reuters.com\/article\/us-usa-military-space-idUSKBN0OB2M020150526\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-02-03\uff09 <\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Mike Gruss. <\/em><a href=\"https:\/\/spacenews.com\/ula-declines-to-bid-on-gps-3-launch-contract-long-sought-by-spacex\/\"><u>ULA Punts on GPS 3 Launch Contract Long Sought by SpaceX<\/u><\/a><em>. SpaceNews. 2015-11-17 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200822190353\/https:\/\/spacenews.com\/ula-declines-to-bid-on-gps-3-launch-contract-long-sought-by-spacex\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-08-22\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Wilson Brissett. <\/em><a href=\"https:\/\/www.airforcemag.com\/article\/space-launch-competition\/\"><u>Space Launch Competition<\/u><\/a><em>. Air Force Magazine. 2017-07-28 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201129141602\/https:\/\/www.airforcemag.com\/article\/space-launch-competition\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-29\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>. Brett Tobey, ULA&#8217; s vice president for engineering, said the company withdrew because it wanted to avoid a &#8216;cost shootout&#8217; with SpaceX.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Irene Klotz. <\/em><a href=\"https:\/\/www.reuters.com\/article\/us-space-spacex-launch-ula-idUSKCN0XP2T2\"><u>SpaceX undercut ULA rocket launch pricing by 40 percent: U.S. Air Force<\/u><\/a><em>. Reuters. 2016-04-28 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20170216155948\/http:\/\/www.reuters.com\/article\/us-space-spacex-launch-ula-idUSKCN0XP2T2\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2017-02-16\uff09 <\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Mike Gruss. <\/em><a href=\"https:\/\/spacenews.com\/spacex-wins-82-million-contract-for-2018-falcon-9-launch-of-gps-3-satellite\/\"><u>SpaceX wins $82 million contract for 2018 Falcon 9 launch of GPS 3 satellite<\/u><\/a><em>. SpaceNews. 2016-04-27 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/archive.today\/20200920212325\/https:\/\/spacenews.com\/spacex-wins-82-million-contract-for-2018-falcon-9-launch-of-gps-3-satellite\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-09-20\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Phillip Swarts. <\/em><a href=\"https:\/\/spacenews.com\/spacexs-low-cost-won-gps-3-launch-air-force-says\/\"><u>SpaceX\u2019s low cost won GPS 3 launch, Air Force says<\/u><\/a><em>. SpaceNews. 2017-03-16 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200822190353\/https:\/\/spacenews.com\/spacexs-low-cost-won-gps-3-launch-air-force-says\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-08-22\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.defense.gov\/Newsroom\/Contracts\/Contract\/Article\/744434\/\/\"><u>Contracts for April 27, 2016<\/u><\/a><em>. U.S. DEPARTMENT OF DEFENSE. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201111185344\/https:\/\/www.defense.gov\/Newsroom\/Contracts\/Contract\/Article\/744434\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-11\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gao.gov\/assets\/690\/683838.pdf\"><u>Assessments of Selected Weapon Programs<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. US General Accounting Office. March 2017 <\/em>[2017-06-20]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201203075632\/https:\/\/www.gao.gov\/\/assets\/690\/683838.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-12-03\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen. <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/17\/air-force-requirements-will-keep-spacex-from-recovering-falcon-9-booster-after-gps-launch\/\"><u>Air Force requirements will keep SpaceX from landing Falcon 9 booster after GPS launch<\/u><\/a><em>. SpaceFlight Now. 2018-12-17 <\/em>[2018-12-18]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190520110216\/https:\/\/spaceflightnow.com\/2018\/12\/17\/air-force-requirements-will-keep-spacex-from-recovering-falcon-9-booster-after-gps-launch\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-05-20\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.bloomberg.com\/news\/articles\/2018-12-23\/spacex-caps-record-2018-with-launch-of-air-force-gps-satellite\"><u>SpaceX Caps Record 2018 With Launch of Air Force GPS Satellite<\/u><\/a><em>. Bloomberg. 2018-12-23 <\/em>[2018-12-23]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20181224024234\/https:\/\/www.bloomberg.com\/news\/articles\/2018-12-23\/spacex-caps-record-2018-with-launch-of-air-force-gps-satellite\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2018-12-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen. <\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>SpaceX closes out year with successful GPS satellite launch<\/u><\/a><em>. Spaceflight Now. 2018-12-23 <\/em>[2018-12-24]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201108122843\/https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-08\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/arstechnica.com\/science\/2019\/08\/the-last-single-stick-delta-rocket-launched-thursday-and-it-put-on-a-show\/\"><u>The last single-stick Delta rocket launched Thursday, and it put on a show<\/u><\/a><em>. 2019-08-22. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201107224032\/https:\/\/arstechnica.com\/science\/2019\/08\/the-last-single-stick-delta-rocket-launched-thursday-and-it-put-on-a-show\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-07\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/2243339\/smc-and-its-partners-successfully-launch-third-gps-iii-satellite\/\"><u>SMC and its partners successfully launch third GPS III satellite<\/u><\/a><em>. Los Angeles Air Force Base. 2020-06-30 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201020031459\/https:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/2243339\/smc-and-its-partners-successfully-launch-third-gps-iii-satellite\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-20\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.youtube.com\/watch?v=wufXF5YKR1M\"><u>Space X stream<\/u><\/a><em>. youtube.com. <\/em>[2020-11-05]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210204034200\/https:\/\/www.youtube.com\/watch?v=wufXF5YKR1M\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-02-04\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/modernization\/cnav\/\"><u>Civil Navigation (CNAV) Message<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2017-06-13 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015228\/https:\/\/www.gps.gov\/systems\/gps\/modernization\/cnav\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Betz, John W.; Barker, Brian C.; Clark, John E.; Correia, Jeffrey T.; Gillis, James T.; Lazar, Steven; Rehborn, Lt Kaysi A.; Straton, John R. <\/em><a href=\"https:\/\/www.mitre.org\/publications\/technical-papers\/overview-of-the-gps-m-code-signal\"><u>Overview of the GPS M Code Signal<\/u><\/a><em>. 2000-05 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200716170856\/https:\/\/www.mitre.org\/publications\/technical-papers\/overview-of-the-gps-m-code-signal\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-16\uff09 <\/em><strong><em><strong>\uff08\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Peter Steigenberger, Oliver Montenbruck, Steffen Thoelert and Richard B. Langley. <\/em><a href=\"https:\/\/www.gpsworld.com\/dod-announces-start-of-civil-navigation-message-broadcasting\/\"><u>DOD Announces Start of Civil Navigation Message Broadcasting<\/u><\/a><em>. GPS World. 2014-04-29 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201129183102\/https:\/\/gpsworld.com\/dod-announces-start-of-civil-navigation-message-broadcasting\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-29\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/modernization\/civilsignals\/\"><u>GPS.gov: New Civil Signals<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2020-02-10 <\/em>[2020-07-15]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190718190908\/https:\/\/www.gps.gov\/systems\/gps\/modernization\/civilsignals\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-07-18\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Don Jewell. <\/em><a href=\"https:\/\/www.gpsworld.com\/2c-or-not-2c\/\"><u>2C or not 2C: An Important Signal Question<\/u><\/a><em>. GPS World. 2013-01-09 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200716172331\/https:\/\/www.gpsworld.com\/2c-or-not-2c\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-16\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Don Jewell. <\/em><a href=\"https:\/\/www.gpsworld.com\/latest-words-from-the-acquisition-guru-of-the-worlds-gold-standard-for-pnt\/\"><u>Latest Words from the Acquisition Guru of the World\u2019s Gold Standard for PNT<\/u><\/a><em>. GPS World. 2014-09-01 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20190412113242\/https:\/\/www.gpsworld.com\/latest-words-from-the-acquisition-guru-of-the-worlds-gold-standard-for-pnt\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2019-04-12\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>McDonald, Keith D. <\/em><a href=\"http:\/\/www.gnss.com.au\/JoGPS\/v1n1\/v1n1pA.pdf\"><u>The Modernization of GPS: Plans, New Capabilities and the Future Relationship to Galileo<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. Journal of Global Positioning Systems. 2002-06-30, <\/em><strong><em><strong>1<\/strong><\/em><\/strong><em>&nbsp;(1): 1\u201317. <\/em><a href=\"https:\/\/dx.doi.org\/10.5081\/jgps.1.1.1\"><u>doi:10.5081\/jgps.1.1.1<\/u><\/a><em>.<\/em>[<a href=\"https:\/\/zh.wikipedia.org\/wiki\/Wikipedia:%E5%A4%B1%E6%95%88%E9%93%BE%E6%8E%A5\"><u>\u5931\u6548\u94fe\u63a5<\/u><\/a>]<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Jewell, Don. <\/em><a href=\"http:\/\/gpsworld.com\/l2c-and-next-generation-smart-pnt-receivers\/\"><u>L2C and Next-Generation Smart PNT Receivers<\/u><\/a><em>. GPS World. 2015-08-12 <\/em>[2016-12-28]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200623054717\/https:\/\/www.gpsworld.com\/l2c-and-next-generation-smart-pnt-receivers\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-06-23\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>GPS World Staff. <\/em><a href=\"https:\/\/www.gpsworld.com\/gps-modernizationnewsgps-l5-the-real-stuff\/\"><u>The System: GPS L5, the Real Stuff<\/u><\/a><em>. GPS World. 2010-07-02 <\/em>[2020-07-16]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200716171551\/https:\/\/www.gpsworld.com\/gps-modernizationnewsgps-l5-the-real-stuff\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-16\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gpsworld.com\/the-system-qzss-puts-l1c-on-the-air\/\"><u>The System: QZSS Puts L1C on the Air<\/u><\/a><em>. GPS World. 2010-12-01 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200717154120\/https:\/\/www.gpsworld.com\/the-system-qzss-puts-l1c-on-the-air\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-07-17\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-800D.pdf\"><u>Interface Specification IS-GPS-800, Revision D<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2013-09-24. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201112021723\/https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-800D.pdf\"><u>\u5b58\u6863<\/u><\/a><em>&nbsp;<\/em><em>(PDF)<\/em><em>\u4e8e2020-11-12\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Don Jewell. <\/em><a href=\"https:\/\/www.gpsworld.com\/l2c-and-next-generation-smart-pnt-receivers\/\"><u>L2C and Next-Generation Smart PNT Receivers<\/u><\/a><em>. GPS World. 2015-08-12 <\/em>[2020-07-20]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20200623054717\/https:\/\/www.gpsworld.com\/l2c-and-next-generation-smart-pnt-receivers\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-06-23\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/modernization\/cnav\/\"><u>GPS.gov: Civil Navigation (CNAV) Message<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2017-06-13 <\/em>[2020-07-20]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015228\/https:\/\/www.gps.gov\/systems\/gps\/modernization\/cnav\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Divis, Dee Ann. <\/em><a href=\"https:\/\/www.insidegnss.com\/node\/3377\"><u>More Than Money Worries: OCX and the New Civil Signals<\/u><\/a><em>. <\/em><a href=\"https:\/\/zh.wikipedia.org\/w\/index.php?title=Inside_GNSS&amp;action=edit&amp;redlink=1\"><u>Inside GNSS<\/u><\/a><em>. 2013 <\/em>[2013-11-21]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20131202224411\/http:\/\/www.insidegnss.com\/node\/3377\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2013-12-02\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.defenseindustrydaily.com\/the-usas-gps-iii-satellites-04900\/\"><u>Future GPS: The USA&#8217;s GPS-III Programs<\/u><\/a><em>. Defense Industry Daily. 2014-05-14 <\/em>[2014-05-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20151030110319\/https:\/\/www.defenseindustrydaily.com\/The-USAs-GPS-III-Satellites-04900\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2015-10-30\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.gao.gov\/products\/GAO-13-294SP\"><u>Defense Acquisitions: Assessments of Selected Weapon Programs<\/u><\/a><em>. Report Number GAO-13-294SP. U.S. Government Accountability Office. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201125021632\/https:\/\/www.gao.gov\/products\/GAO-13-294SP\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-25\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343722\/gps-operational-control-segment\"><u>GPS Operational Control Segment<\/u><\/a><em>. U.S. Air Force. 2012-11-27 <\/em>[2016-12-25]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20181223163854\/https:\/\/www.losangeles.af.mil\/About-Us\/Fact-Sheets\/Article\/343722\/gps-operational-control-segment\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2018-12-23\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.globalsecurity.org\/space\/systems\/gps_3-ocx.htm\"><u>GPS III Operational Control Segment (OCX)<\/u><\/a><em>. GlobalSecurity.org. 2019-09-28 <\/em>[2020-07-19]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201026134915\/https:\/\/www.globalsecurity.org\/space\/systems\/gps_3-ocx.htm\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-26\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/control\/\"><u>Control Segment<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2018-11-08 <\/em>[2020-06-23]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015230\/https:\/\/www.gps.gov\/systems\/gps\/control\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"http:\/\/www.losangeles.af.mil\/library\/factsheets\/factsheet.asp?id=18676\"><u>GPS ADVANCED CONTROL SEGMENT(OCX)<\/u><\/a><em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20120503181621\/http:\/\/www.losangeles.af.mil\/library\/factsheets\/factsheet.asp?id=18676\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2012-05-03\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.gps.gov\/systems\/gps\/control\/OCX-mitigations\/\"><u>OCX Risk Mitigations<\/u><\/a><em>. National Coordination Office for Space-Based Positioning, Navigation, and Timing. 2020-05-31 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124015220\/https:\/\/www.gps.gov\/systems\/gps\/control\/OCX-mitigations\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Seligman, Lara. <\/em><a href=\"http:\/\/www.defensenews.com\/story\/defense\/air-space\/2016\/03\/03\/weapons-tester-warns-risk-air-forces-gps-contingency-plan\/81260248\/\"><u>Weapons Tester Warns of Risk to Air Force&#8217;s GPS Contingency Plan<\/u><\/a><em>. Defense News. 2016-03-03 <\/em>[2016-12-25]<em>&nbsp;<\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/news.lockheedmartin.com\/2019-06-11-Lockheed-Martin-Delivers-GPS-III-Contingency-Operations-COps-Ground-System-Upgrade-to-Control-More-Powerful-GPS-Satellites\"><u>Lockheed Martin Delivers GPS III Contingency Operations (COps) Ground System Upgrade to Control More Powerful GPS Satellites<\/u><\/a><em>. Media &#8211; Lockheed Martin. 2019-06-11 <\/em>[2020-06-23]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201126064050\/https:\/\/news.lockheedmartin.com\/2019-06-11-Lockheed-Martin-Delivers-GPS-III-Contingency-Operations-COps-Ground-System-Upgrade-to-Control-More-Powerful-GPS-Satellites\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-11-26\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/1995932\/gps-iii-ground-system-operations-contingency-program-nearing-operational-accept\/\"><u>GPS III Ground System Operations Contingency Program Nearing Operational Acceptance<\/u><\/a><em>. Los Angeles Air Force Base. 2019-10-22 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20201017163505\/https:\/\/www.losangeles.af.mil\/News\/Article-Display\/Article\/1995932\/gps-iii-ground-system-operations-contingency-program-nearing-operational-accept\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2020-10-17\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/www.spaceforce.mil\/News\/Article\/2130248\/contingency-operations-program-and-gps-iii-sv02-receives-operational-acceptance\"><u>Contingency Operations Program and GPS III SV02 Receives Operational Acceptance from USSF<\/u><\/a><em>. United States Space Force. 2020-03-28 <\/em>[2020-07-17]<em>. \uff08\u539f\u59cb\u5185\u5bb9<\/em><a href=\"https:\/\/web.archive.org\/web\/20210124070143\/https:\/\/www.spaceforce.mil\/News\/Article\/2130248\/contingency-operations-program-and-gps-iii-sv02-receives-operational-acceptance\/\"><u>\u5b58\u6863<\/u><\/a><em>\u4e8e2021-01-24\uff09 <\/em><strong><em><strong>\uff08\u7f8e\u56fd\u82f1\u8bed\uff09<\/strong><\/em><\/strong><em>.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<em>Clark, Stephen. <\/em><a href=\"https:\/\/web.archive.org\/web\/20201108122843\/https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>SpaceX closes out year with successful GPS satellite launch<\/u><\/a><em>. Spaceflight Now. 2018-12-23 <\/em>[2018-12-24]<em>. \uff08<\/em><a href=\"https:\/\/spaceflightnow.com\/2018\/12\/23\/spacex-closes-out-year-with-successful-gps-satellite-launch\/\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2020-11-08\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20200720170437\/https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020004\"><u>NANU 2020-004<\/u><\/a><em>. <\/em>[2020-01-13]<em>. \uff08<\/em><a href=\"https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020004\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2020-07-20\uff09.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"15\" height=\"15\" src=\"\">&nbsp;\u8be5\u6765\u6e90\u5c5e\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E5%85%AC%E6%9C%89%E9%A2%86%E5%9F%9F\"><u>\u516c\u6709\u9886\u57df<\/u><\/a>\uff0c\u672c\u6587\u542b\u6709\u8be5\u6765\u6e90\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20201029081552\/https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020015\"><u>NANU 2020-015<\/u><\/a><em>. <\/em>[2020-04-02]<em>. \uff08<\/em><a href=\"https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020015\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2020-10-29\uff09.<\/em>&nbsp;<img loading=\"lazy\" decoding=\"async\" width=\"15\" height=\"15\" src=\"\">&nbsp;\u8be5\u6765\u6e90\u5c5e\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E5%85%AC%E6%9C%89%E9%A2%86%E5%9F%9F\"><u>\u516c\u6709\u9886\u57df<\/u><\/a>\uff0c\u672c\u6587\u542b\u6709\u8be5\u6765\u6e90\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20210318224625\/https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020046\"><u>NANU 2020-046<\/u><\/a><em>. USCG Navigation Center. <\/em>[2020-11-23]<em>. \uff08<\/em><a href=\"https:\/\/navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020046\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2021-03-18\uff09.<\/em>&nbsp;<\/li>\n\n\n\n<li>\u00b7&nbsp;&nbsp;<a href=\"https:\/\/web.archive.org\/web\/20210319033628\/https:\/\/www.navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020086\"><u>NANU 2020-086<\/u><\/a><em>. USCG Navigation Center. <\/em>[2020-12-02]<em>. \uff08<\/em><a href=\"https:\/\/navcen.uscg.gov\/?Do=gpsShowNanu&amp;num=2020086\"><u>\u539f\u59cb\u5185\u5bb9<\/u><\/a><em>\u5b58\u6863\u4e8e2021-03-19\uff09.<\/em><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"external\">4. \u5916\u90e8\u94fe\u63a5 External Links<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 \u82f1\u6587\u8bcd\u6761<\/h3>\n\n\n\n<figure class=\"wp-block-table has-small-font-size\"><table><tbody><tr><td><a href=\"https:\/\/en.wikipedia.org\/wiki\/Wikipedia:The_Wikipedia_Library\">Library resources<\/a> about<br><strong>GPS Block III<\/strong><\/td><\/tr><tr><td><a href=\"https:\/\/ftl.toolforge.org\/cgi-bin\/ftl?st=wp&amp;su=GPS+Block+III\">Resources in your library<\/a> <a href=\"https:\/\/ftl.toolforge.org\/cgi-bin\/ftl?st=wp&amp;su=GPS+Block+III&amp;library=0CHOOSE0\">Resources in other libraries<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"has-small-font-size wp-block-list\">\n<li>Cheung, Wai; Stansell, Tom; Fontana, Richard D. (1 September 2001). <a href=\"https:\/\/web.archive.org\/web\/20110709170255\/http:\/\/www.gpsworld.com\/gnss-system\/gps-modernization\/the-modernized-l2-civil-signal-730\">&#8220;The Modernized L2 Civil Signal&#8221;<\/a>. GPS World. Archived from <a href=\"http:\/\/www.gpsworld.com\/gnss-system\/gps-modernization\/the-modernized-l2-civil-signal-730\">the original<\/a> on 9 July 2011.<\/li>\n\n\n\n<li>Barker, Capt. Brian C.; Betz, John W.; Clark, John E.; Correia, Jeffrey T.; Gillis, James T.; Lazar, Steven; Rehborn, Lt. Kaysi A.; Straton, III, John R. <a href=\"https:\/\/www.mitre.org\/sites\/default\/files\/pdf\/betz_overview.pdf\">&#8220;Overview of the GPS M Code Signal&#8221;<\/a> (PDF).<\/li>\n\n\n\n<li>Capozza, Paul T.; Betz, John W.; Fite, John D. (1 April 2005). <a href=\"https:\/\/web.archive.org\/web\/20110709170325\/http:\/\/www.gpsworld.com\/defense\/precision-guidance\/getting-m-955\">&#8220;Getting to M&#8221;<\/a>. GPS World. Archived from <a href=\"http:\/\/www.gpsworld.com\/defense\/precision-guidance\/getting-m-955\">the original<\/a> on 9 July 2011.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-small-font-size wp-block-list\">\n<li><a href=\"http:\/\/www.globalsecurity.org\/space\/systems\/gps_3.htm\">&#8220;GPS III \/ GPS Block III&#8221;<\/a>. GlobalSecurity.org. 17 April 2008.<\/li>\n\n\n\n<li><a href=\"http:\/\/www.globalsecurity.org\/space\/systems\/gps_3-ocx.htm\">&#8220;GPS III Operational Control Segment (OCX)&#8221;<\/a>. GlobalSecurity.org. 17 April 2008.<\/li>\n\n\n\n<li>Perton, Marc (25 January 2006). <a href=\"https:\/\/www.engadget.com\/2006\/01\/25\/government-turns-up-volume-on-gps\/\">&#8220;Government turns up volume on GPS&#8221;<\/a>. Engadget.<\/li>\n\n\n\n<li>Ballenger, Col. Allan (26 September 2006). <a href=\"https:\/\/web.archive.org\/web\/20110614015919\/http:\/\/www.navcen.uscg.gov\/pdf\/cgsicMeetings\/46\/15%20CGSIC%20GPS%20Prog%2046.pdf\">&#8220;GPS Program Update&#8221;<\/a> (PDF). Space and Missile Systems Center. Archived from <a href=\"http:\/\/www.navcen.uscg.gov\/pdf\/cgsicMeetings\/46\/15%20CGSIC%20GPS%20Prog%2046.pdf\">the original<\/a> (PDF) on 14 June 2011. <img loading=\"lazy\" decoding=\"async\" alt=\"Public Domain\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/12px-PD-icon.svg.png\" width=\"12\" height=\"12\" srcset=\"\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/18px-PD-icon.svg.png 1.5x, \/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/24px-PD-icon.svg.png 2x\"> This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\">public domain<\/a><em>.<\/em><\/li>\n\n\n\n<li>Wilt, Lt. Col. John (10 September 2001). <a href=\"https:\/\/web.archive.org\/web\/20110614020046\/http:\/\/www.navcen.uscg.gov\/pdf\/cgsicMeetings\/38\/clarke.ppt\">&#8220;GPS Modernization&#8221;<\/a>. Archived from <a href=\"http:\/\/www.navcen.uscg.gov\/pdf\/cgsicMeetings\/38\/clarke.ppt\">the original<\/a> (PPT) on 14 June 2011. <img loading=\"lazy\" decoding=\"async\" alt=\"Public Domain\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/12px-PD-icon.svg.png\" width=\"12\" height=\"12\" srcset=\"\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/18px-PD-icon.svg.png 1.5x, \/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/24px-PD-icon.svg.png 2x\"> This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\">public domain<\/a><em>.<\/em><\/li>\n\n\n\n<li>Office of Space Commercialization. <a href=\"https:\/\/web.archive.org\/web\/20091031043858\/http:\/\/www.space.commerce.gov\/gps\/modernization.shtml\">&#8220;GPS Modernization&#8221;<\/a>. U.S. Department of Commerce. Archived from <a href=\"https:\/\/www.space.commerce.gov\/gps\/modernization.shtml\">the original<\/a> on 31 October 2009. <img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"12\" srcset=\"\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/18px-PD-icon.svg.png 1.5x, \/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/24px-PD-icon.svg.png 2x\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/en\/thumb\/6\/62\/PD-icon.svg\/12px-PD-icon.svg.png\" alt=\"Public Domain\"> This article incorporates text from this source, which is in the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Public_domain\">public domain<\/a><em>.<\/em><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 \u4e2d\u6587\u8bcd\u6761<\/h3>\n\n\n\n<ul class=\"has-small-font-size wp-block-list\">\n<li><a href=\"https:\/\/www.gps.gov\/\">GPS\u653f\u5e9c\u7f51\u7ad9<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20210202003300\/https:\/\/www.gps.gov\/\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong><\/li>\n\n\n\n<li>GPS\u7a7a\u95f4\u4fe1\u53f7\u63a5\u53e3\u89c4\u8303 <a href=\"https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-200K.pdf\">IS-GPS-200K<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20201029025440\/https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-200K.pdf\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong>\uff0c2019\u5e745\u6708\u53d1\u5e03\uff0c\u5b9a\u4e49\u4e0eL<sub>1<\/sub>\u548cL<sub>2<\/sub>\u4fe1\u53f7\u76f8\u5173\u7684\u8981\u6c42<\/li>\n\n\n\n<li>GPS\u7a7a\u95f4\u4fe1\u53f7\u63a5\u53e3\u89c4\u8303 <a href=\"https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-705F.pdf\">IS-GPS-705F<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20201029174716\/https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-705F.pdf\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong>\uff0c2019\u5e745\u6708\u53d1\u5e03\uff0c\u5b9a\u4e49\u4e0eL<sub>5<\/sub>\u4fe1\u53f7\u76f8\u5173\u7684\u8981\u6c42<\/li>\n\n\n\n<li>GPS\u7a7a\u95f4\u4fe1\u53f7\u63a5\u53e3\u89c4\u8303 <a href=\"https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-800F.pdf\">IS-GPS-800F<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20201023020139\/https:\/\/www.gps.gov\/technical\/icwg\/IS-GPS-800F.pdf\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong>\uff0c2019\u5e745\u6708\u53d1\u5e03\uff0c\u5b9a\u4e49\u4e0eL<sub>1<\/sub>C\u4fe1\u53f7\u76f8\u5173\u7684\u8981\u6c42<\/li>\n\n\n\n<li>GPS\u63a5\u53e3\u63a7\u5236\u6587\u4ef6 <a href=\"https:\/\/www.gps.gov\/technical\/icwg\/ICD-GPS-240C.pdf\">ICD-GPS-240C<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20201018063659\/https:\/\/www.gps.gov\/technical\/icwg\/ICD-GPS-240C.pdf\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong>\uff0c2019\u5e745\u6708\u53d1\u5e03\uff0c\u5b9a\u4e49GPS\u63a7\u5236\u6bb5\u5728OCS\/AEP\u65f6\u671f\u4e0e\u7528\u6237\u95f4\u7684\u6570\u636e\u4f20\u8f93\u8981\u6c42<\/li>\n\n\n\n<li>GPS\u63a5\u53e3\u63a7\u5236\u6587\u4ef6 <a href=\"https:\/\/www.gps.gov\/technical\/icwg\/ICD-GPS-870D.pdf\">ICD-GPS-870C<\/a> \uff08<a href=\"https:\/\/web.archive.org\/web\/20201024200006\/https:\/\/www.gps.gov\/technical\/icwg\/ICD-GPS-870D.pdf\">\u9875\u9762\u5b58\u6863\u5907\u4efd<\/a>\uff0c\u5b58\u4e8e<a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86\">\u4e92\u8054\u7f51\u6863\u6848\u9986<\/a>\uff09<strong>\uff08\u7f8e\u5f0f\u82f1\u8bed\uff09<\/strong>\uff0c2019\u5e745\u6708\u53d1\u5e03\uff0c\u5b9a\u4e49OCX\u4e0e\u7528\u6237\u95f4\u7684\u6570\u636e\u4f20\u8f93\u8981\u6c42<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e2d\u6587\u8bcd\u6761\u539f\u6587\u94fe\u63a5\uff08\u65e0\u6cd5\u4ece\u4e2d\u56fd\u5185\u5730\u8bbf\u95ee\uff09\uff1a\u70b9\u51fb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1554,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[45,46],"tags":[11,12],"class_list":["post-1553","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-usa-and-canada","category-spaceflight","tag-11","tag-12"],"_links":{"self":[{"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/posts\/1553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/comments?post=1553"}],"version-history":[{"count":0,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/posts\/1553\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/media\/1554"}],"wp:attachment":[{"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/media?parent=1553"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/categories?post=1553"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cathayvista.top\/index.php\/wp-json\/wp\/v2\/tags?post=1553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}