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利用格雷互补序列降低OFDM信号峰平比及其DSP实现 被引量:1

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摘要 正交频分复用 (OFDM )系统具有有效抗码间串扰、频谱效率高、可以提供高速率数据传输等优点 ,在第三代移动通信系统 (3G)中具有良好的发展前景。但是 ,OFDM信号峰平比比较高 ,影响到功放的效率 ,这已经成为正交频分复用系统实用化的一大障碍。本文提出了一种有效降低正交频分复用信号峰平比的方法。它基于将格雷互补序列应用于正交频分复用通信系统 ,以降低信号的峰平比 ,对于任意载波数OFDM多载波信号 ,其峰平比可降至不大于 6dB。
出处 《无线通信技术》 2002年第1期8-12,共5页 Wireless Communication Technology
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参考文献12

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同被引文献6

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  • 6宋铁成,尤肖虎,沈连丰.基于BCM降低OFDM系统PAPR的方法[J].应用科学学报,2002,20(4):399-403. 被引量:8

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