研究了MPSK信号载波频率的估计方法，采用三种算法进行载频估计。
The methods to estimate the carrier frequency of MPSK signals are researched.
本论文以某电子研究所研究项目为背景，主要研究了扩频信号载波频率捕获问题。
Based on a research institute of electronic technology 'project about TDRSS, in this thesis, carrier wave frequency acquisition of spread spectrum signal is studied and implemented.
对电力远动通道FSK信号进行了时域和频域分析，在此基础上提出了一种新的FSK信号载波频率测量方法—时域拼接结合现代功率谱估计的方法。
Based on the analysis, a new method to detect carrier frequency of FSK signal named time-domain joint and modern power spectrum estimation is put forward.
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