摘要
介绍了GPS OEM板接收机输出的导航数据及授时信号的特点,研究了利用物理串口及USB转换串口对具有授时功能的GPS OEM板接收机的导航及授时功能进行开发的方法,并对各自的计时精度进行了分析。
The characteristics of navigation data and time signal from GPS OEM are introduced. Two ways of developing navigation and time service are investigated by physical serial port and USB switching serial port of computer respectively. Timing accuracies are analyzed for the two methods.
出处
《全球定位系统》
2009年第6期53-55,68,共4页
Gnss World of China
