In this paper, we integrate the channel assignment and power assignment into a distributed channel access algorithm. A cost-function is introduced to provide some optional channels according to their cost for transmitted power level searching

D2D控制信道代码，包括通信模型构建，资源池确定，traffic分配，资源分配，SINR及throughput的计算-D2D channel code, including communications modeling, resource pool determines, traffic assignment, resource allocation, SINR and throughput computing