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OFDM系统中的一种新的比特功率分配算法 被引量:2

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摘要 针对自适应OFDM系统中满足用户QoS(这里主要指用户带宽及误码率这两个指标)要求的比特功率分配这一问题,提出了一种新的算法,该算法以每次比特分配时,使得每比特(一次可分配多比特信息)的功率代价最小为原则,获得了良好的性能,仿真结果表明,该算法在满足用户QoS要求的情况下,其发射总功率比现有的同类算法小,性能更佳。
出处 《广东通信技术》 2005年第12期54-58,63,共6页 Guangdong Communication Technology
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