卫星定位系统的测距方法研究与FPGA实现 [移动通信俱乐部] 关键词：时差测量；FFT；FPGA；多普勒频移 [gap=784]Key words: time difference measurement; FFT; FPGA ; doppler shift
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The emphasis of the research of the method of time difference measurement is how to suppress noise and interference effectively.
有效地抑制噪声和干扰是研究各种时差测量方法的重点。
The satellite-to-satellite range and time difference measurement were necessary to distributed spacecraft and formation flying systems.
编队飞行卫星间的距离和时间差测量是实现分布式航天器完成特定任务的重要基础。
This method was changed from measuring the dimension difference to the time difference measurement by using an optical system and circuitry.
这种方法利用一光学系统和电路，把线值差转换为时间差来测量。
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