上述在陆地、海洋、空中的位置信息监控服务都需要用到通信功能,同时还需要搭建服务平台,这也是为什么这项位置信息服务是收费的原因,而通过北斗卫星传递这些位置信息也保证了信息安全。
所以,你觉得北斗卫星导航系统怎么样?现阶段,北斗还只是覆盖亚太区域,随着2020年北斗提供全球服务的临近,其性能的提升是肯定的。GPS毕竟先行了那么多年,在系统性能、运营管理方面,北斗与其有差距是客观存在的。但承认差距不等于甘愿认输,有差距才能激励我国北斗追赶,直至赶超。
看到大家对「两客一危」强制安装北斗终端(实际上是既支持北斗,又支持GPS的终端)意见很大,那我们来看下欧洲是怎么推广Galileo、俄罗斯是怎么推广Glonass的。
首先是欧洲Galileo
The GSA, along with the European Commission, invite all eCall device manufacturers, which are suppliers of the automotive industry, to participate and assess their eCALL devices’ capability to support the reception and processing of the Galileo and EGNOS signals.
The testing initiative follows the 17 January 2017 publishing of European Commission Delegated Regulation (EU) 2017/79. According to the regulation, all new M1 (passenger cars) and N1 (light duty vehicles) types must be equipped with eCall in-vehicle systems as of 31 March 2018.
From 2019, all heavy vehicles must be equipped with a new Smart Tachograph, an improved version of the already existing digital tachograph which monitors and records the driving and resting times of professional drivers.
Smart Tachographs include a connection to the global navigation satellite system (「GNSS」) facility, a remote early detection communication facility, and an interface with intelligent transport systems, which will make it easier for authorities to track and identify potential offenders and detect fraud.
以上是欧洲要求安装Galileo的情况,材料全部来自欧空局ESA或者Galileo官网,如果你想看这条法规出处的话,可以参考欧空局<<Eoropean GNSS Agency 44th meeting of the Administration Board>>在2006年的工作报告。
然后是俄罗斯Glonass,材料全部来自Glonass官网,来自俄罗斯推行的ERA-Glonass计划。
PURPOSE OF THE SYSTEM:
Government Accident Emergency Response System ERA-GLONASS utilizes GLONASS technology for enhancing transportation safety. The ERA-GLONASS System will reduce emergency services’ time-to-arrival by up to 30%, saving up to 4,000 additional lives every year.
DEPLOYMENT SCALE:
All roads in the country, the entire vehicle fleet (40 million vehicles).
Russian ERA-GLONASS and EU's eCall – coordinated standards and protocols, common road safety space.