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基于OFDM和Nyquist单载波调制的可见光性能比较
Authors
丁俊杰
卞诗航
+6 more
吴昊
朱祎
游善红
王震
王颖
陈浩哲
Publication date
1 January 2017
Publisher
《光通信研究》编辑部
Doi
Cite
Abstract
针对可见光通信系统调制带宽有限的问题,提出了将两种具有高频带利用率的调制方式应用于可见光通信系统的方案。分别论述了正交频分复用和奈奎斯特单载波调制的基本原理和产生途径,仿真验证了正交频分复用和奈奎斯特单载波两种调制解调技术应用于可见光通信系统时的性能,比较分析了两种技术在不同信噪比条件下的误码率和频带利用率,仿真结果表明,奈奎斯特单载波相对于正交频分复用有更高的频带利用率和较低的误码率,更适用于可见光通信系统
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Last time updated on 26/01/2023