BOC调制信号相关检测算法

Research on an Algorithm of Correlation Detection for BOC Modulation Signal

针对BOC调制信号的相关特性,提出一种针对BOC调制信号载波频率、扩频伪码速率和方波副载波速率的相关检测算法。为验证算法的有效性,在仿真环境下对算法进行仿真,并在不同信噪比下对算法性能进行分析。仿真结果表明,BOC调制信号相关检测算法能有效的实现对BOC调制信号的载频、扩频伪码速率和方波副载波速率的检测。

Considering the correlation characters of BOC signal,an efficient algorithm is presented to detect the frequencies of carrier,PRN code and the square wave subcarrier.The validity of the algorithm is proved by simulation.With decreasing Signal-to-Noise,the performance of algorithm is analyzed.The result of simulation shows that the frequencies of carrier and PRN code can be detected availably.