欧莹,李学华

• 1:北京信息科技大学信息与通信工程学院

摘要(Abstract)：

针对60 GHz脉冲无线通信系统中多径衰落引起的误码问题,提出一种适用于该系统的QCLDPC码均衡方案。在构建系统模型的基础上,通过比较几种典型的编码方法,综合误码性能及复杂度,选取QCLDPC编码作为与均衡器结合的编码方案。接收端由均衡滤波器和QCLDPC译码器两部分构成,两者通过互相交换信息使迭代结果更加可靠,可以有效消除干扰信息,提高通信质量。仿真结果表明,在误码率达到10-5时,结合QCLDPC编码的MMSE-DFE均衡系统,较未编码系统性能提升了约5.6 dB,可以满足5G热点高容量场景下高速可靠数据传输的需求,具有实际意义。

关键词(KeyWords)： 60 GHz无线通信系统;QCLDPC码;均衡器;数据传输;5G;通信质量

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金青年基金项目(61601038)~~

作者(Author): 欧莹,李学华

DOI: 10.16652/j.issn.1004-373x.2018.17.007

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