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基于智能优化的OFDM信号峰均比降低算法

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摘要 高峰均功率比(PAPR)信号是正交频分复用(OFDM)技术实用化的主要障碍,部分传输序列(PTS)算法是解决该问题的有效方法,但是对相位因子的穷举搜索导致计算复杂度极高。针对该问题,将PTS算法转化为全局优化问题,提出基于智能优化方法的解决思路,引入模拟退火优化、粒子群优化等方法搜索最优相位序列,得到具有最小峰均比的信号,显著降低了算法的计算复杂度。
作者 鄂那林 高静
出处 《科技视界》 2013年第4期64-65,共2页 Science & Technology Vision
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参考文献10

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