认知无线电网络中，当信噪比不同时检测概率随虚警概率的变化曲线。-In Cognitive radio network,when the SNR is not the same, the change curve between the detection probability and the false alarm probability.

基于能量检测的认知无线电感知频谱分析最优化设计-Based on energy detection sensing cognitive radio spectrum analysis to optimize the design