Two methods of rapid code acquisition based on FFT are presented, one method is based on fractional multiple sampling rate convertor, and the other is based on decimation.

• 该文提出两种基于FFT的伪码快速捕获方案,一种是基于分数倍采样率转换器的快捕方案;另一种是基于抽取器的快捕方案。