变速率调制在宽带瑞利衰落中的性能分析
, PP. 80-83
Keywords: 移动通信,宽带CDMA,变速率调制,软件无线电
Abstract:
探讨了宽带移动通信传播环境中,瑞利衰落信道对固定速率调制的影响,并研究了变速率调制在宽带瑞利衰落信道中的可行性.研究重点为衰落速率和块长对调制的影响以及此种调制的频谱效率.给出了宽带移动通信中应用变速率调制方法的约束条件,并通过大量仿真进行了验证.
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