主要是关于GPS卫星C/A码信号的产生、捕获以及跟踪的S曲线图，还有科斯塔斯环的一个实例。-Mainly on the GPS satellite C/A code signal generation, capture and track the S curves, there is an instance of Costas Loop.

Windows Mobile 6下的gps开发实例-This sample demonstrates how one, can use native GPS APIs, to asynchronously retrieve both the location data and the GPS intermediate driver state.