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基于图论模型的改进型频谱分配算法 被引量:3

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摘要 认知无线电技术能够感知周围无线电环境并择机使用频谱空洞。文章通过对现有的频谱分配算法研究分析,提出了基于图论着色模型的改进型频谱分配算法。该算法建立在授权用户状态动态变化的基础上,利用频谱下一时刻空闲概率降低授权用户的活动性对频谱分配的影响。仿真结果表明该算法有效提高了频谱概率上的效益并且保证了系统公平性。
机构地区 重庆邮电大学
出处 《广东通信技术》 2014年第3期33-37,共5页 Guangdong Communication Technology
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参考文献9

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共引文献19

同被引文献40

  • 1郑纪民,王倡文.频谱管理系统中的软件需求浅析[J].无线电工程,2006,36(4):61-64. 被引量:5
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