摘要
本文分析了MSK信号的差分解调算法的特点，着重讨论了采样点和判决方法对误码率性能的影响，在此基础上提出了一种优化的差分解调判决方法，仿真结果表明，与传统的判决方法相比，提高了误码率性能并且节约了计算资源。
This paper analyzes the characteristics of digital differential demodulation algorithm for MSK signal, discusses the influences of sampling points and decision methods on bit error rate performance, and puts forward an optimized decision algorithm. The simulation result shows that the bit error rate performance is improved and the resource of computation is saved in comparison with the traditional decision method.
出处
《通信与广播电视》
2015年第4期1-6,12,共7页
Communication & Audio and Video
关键词
MSK
差分数字解调
误码率
MSK
Differential digital demodulation
bit error rate
