认知无线电中OFDM信号的频谱感知

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1、·杭州电子科技大学硕士学位论文目录摘要...................................................................................................................................................IABSTRACT.........................................................................................................

2、..............................III目录.................................................................................................................................................V第一章绪论..............................................................................................

3、....................................VI1.1引言........................................................................................................................................11.2认知无线电的研究现状.......................................................................................

4、...................31.2.1国外发展现状...................................................................................................................31.2.2国内发展现状...................................................................................................................41.3本文研

5、究内容和章节安排......................................................................................................4第二章OFDM频谱感知的系统模型及对已有方法的分析.........................................................62.1频谱感知概述.............................................................................

6、...............................................62.2OFDM频谱感知概述.............................................................................................................82.2.1OFDM传输技术原理..............................................................................................

7、........92.2.2认知OFDM系统的矩阵表示.......................................................................................102.3基于OFDM信号的传统频谱感知算法................................................................................112.3.1能量检测法....................................................

8、........................................