| 认知无线电网络中的频谱管理技术 |
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| 引用本文： | 王海涛. 认知无线电网络中的频谱管理技术[J]. 电子信息对抗技术, 2009, 24(4): 24-29 |
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| 作者姓名： | 王海涛 |
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| 作者单位： | 解放军理工大学通信工程学院,南京,210007 |
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| 摘 要： | 由于可用频谱的动态特性和应用需求的多样性，认知无线电（Cognitive Radio，CR）面临很多挑战，其中最为迫切的一个问题是有效的频谱管理技术。首先简要介绍认知无线电及其网络体系结构，然后讨论频谱管理的定义和功能，具体包括四个主要方面：频谱感知、频谱决策、频谱共享和频谱迁移。
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| 关 键 词： | 认知无线电 频谱管理 动态频谱访问 频谱感知 频谱迁移 |
Spectrum Management Technology in Cognitive Radio Network |
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| Wang Hai-tao. Spectrum Management Technology in Cognitive Radio Network[J]. , 2009, 24(4): 24-29 |
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| Authors: | Wang Hai-tao |
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| Affiliation: | Institute of Communication Engineering;PLAUST;Nanjing 210007;China |
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| Abstract: | Considering dynamic feature of available spectrum and diversity of application requirements,Cognitive Radio(CR) faces many challenges,one of most impending challenges is effective spectrum management.CR and its network architecture are introduced briefly.Then,definitions,functions and challenges of spectrum management are discussed,mainly including four areas: spectrum sensing,spectrum decision,spectrum sharing and spectrum mobility. |
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| Keywords: | cognitive radio spectrum management dynamic spectrum access spectrum sensing spectrum mobility |
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