A Survey of Spectrum Sensing Algorithms The spectrum sensing problem has gained new aspects with cognitive radio and opportunistic spectrum access concepts. It is one of the most challenging issues in cognitive radio systems. In this paper, a survey

一篇很好的关于认知无线电协作频谱感知方面的英文资料，具有很高的参考价值。-A good collaboration on spectrum sensing in cognitive radio information in English, with a high reference value.

概括了各种认知无线电频谱检测方法的原理，也论述了带有多接收机的协作频谱感应方法和一些实际问题。-Outlined the principles of cognitive radio spectrum detection method, also discussed with multiple receiver cooperative spectrum sensing method and some of the practical problems.