It may instead be using "cell tower triangulation" to measure your distance from the nearest cellular network towers, or even doing a lookup from a database that maps wifi hotspots to GPS coordinates.
它或许通过最近的蜂窝塔或者是Wifi热点来测量你所在的位置。
Assisted GPS can be one of two things, both of which which offload some work to internet servers and use cell-tower triangulation.
辅助GPS定位系统可能是以下两者之一，要么是将工作放到网络主机上去，要么使用蜂窝基站三角网定位。
Assisted GPS can be one of two things, both of which which offload some work to internet servers and use cell-tower triangulation.
辅助GPS定位系统可能是以下两者之一，要么是将工作放到网络主机上去，要么使用蜂窝基站三角网定位。
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