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Wanted: A fallback for GPS: The U.S. government seeks tech that could step in if its global satellite fleet were to fail - [News]
IEEE Spectrum ( IF 2.6 ) Pub Date : 2020-05-01 , DOI: 10.1109/mspec.2020.9078403
Michelle V. Rafter

The U.S. Global Positioning System fleet of satellites provides critical data for navigation apps, banks, power grids, and other commercial and government infrastructure. But for the past decade, it has operated without a safety net, with no backup system in place. Now, two U.S. federal agencies want to change that, and they could select one or more alternatives by September.

中文翻译:

通缉:GPS 的后备方案:如果其全球卫星舰队出现故障,美国政府寻求可以介入的技术 - [新闻]

美国全球定位系统卫星群为导航应用程序、银行、电网以及其他商业和政府基础设施提供关键数据。但在过去十年中,它一直在没有安全网的情况下运作,也没有备用系统。现在,两个美国联邦机构想要改变这种状况,他们可以在 9 月之前选择一个或多个替代方案。
更新日期:2020-05-01
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