...：认知无线电网络；频谱检测管理；接入控制；动态频谱分配；安全机制；跨层设计 [gap=1127]Key words: cognitive radio network; spectrum sensing administration; access control; dynamic spectrum allocation; ..
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Cognitive Radio Sensor Network 认知传感器网络
We analyzed the performance of spectrum sensing with energy detector in cognitive radio network.
分析了认知无线电网络中使用能量检测器进行频谱检测的性能。
In the third chapter, we studied cognitive radio network architecture and put forward a new network model with a spectrum sensing layer.
在第三章中，主要对认知无线电的网络架构进行了研究，提出了具有频谱检测层的网络模型。
Secondly, the uncertainty during the process of the spectrum detection is caused by the random of the channel in the Cognitive Radio network.
其次，在认知无线电网络中，由于信道的随机性，造成频谱检测过程中的不确定性。
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