This paper proposes an iterative demodulation method applied in the bit-Interleaved QPSK system.
本文提出了比特交织的QPSK系统迭代解调的方法。
Having realized the modulation and demodulation algorithm of ASK, FSK, QPSK on the software radio platform, and has provided the modulation and demodulation flow chart and the main part procedure.
在软件无线电平台上研究并实现了ASK、FSK、QPSK等方式的调制解调算法,并给出了调制解调的流程图和主要部分的程序。
The effect on modulation and demodulation of QPSK via carrier phase noise can not be ignored, and it is difficult to analyze.
载波相位噪声对QPS K调制解调的影响是不可忽略的,也是难以分析的。
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