基于认知无线电的传输链路自适应关键技术分析

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1、目录1绪论..........................................................................................................................11.1研究背景及意义....................................................................................................11.2国内外研究现状........................................

2、............................................................31.3主要研究内容及论文结构....................................................................................52认知无线电系统基础知识..........................................................................................62.1概念与模型..................

3、..........................................................................................62.1.1认知无线电定义.............................................................................................62.1.2认知无线电系统模型..............................................................................

4、.......62.1.3认知循环原理.................................................................................................92.2认知无线电系统关键技术..................................................................................112.2.1无线传输环境分析.............................................................

5、..........................112.2.2频谱空隙检测...............................................................................................112.2.3干扰温度测量...............................................................................................112.2.4空时协同分集与OFDM融合技术.........................

6、.....................................122.2.5无线信道状态估计及容量预测...................................................................122.2.6功率控制.......................................................................................................122.2.7动态频谱管理......................................

7、.........................................................132.2.8认知无线电网络结构及MAC协议机制....................................................132.2.9基于认知无线电的OFDM自适应技术......................................................142.3基于OFDM的认知无线电系统结构..................................