三种动态信道分配算法的比较，一种为随机分配算法，另外两种用于认知无线电领域，一种为从资源角度出发的RP算法，一种是从需求角度出发的DP算法。-Three dynamic channel allocation algorithm for comparison, a random allocation algorithm, the other two areas for cognitive radio, a perspective from the resources of the RP algor