Traffic channel allocating method in gsm mobile communication

The invention relates to a circle concentric cell the distribution method of channels service flow channel, wherein the method comprises the following steps: The base station and mobile station provided with signal channel (SDCCH); The base station receives from multiple measurement integrated with the mobile station, aThe base station according to the measuring report to the gain SDCCH channel uplink layer observed; valueAnd base station for obtaining to the upward layer observed value of to determine the mobile station and base station distance between. The channel allocation method of this invention can rapidly and distributed reasonable carrier frequency for calling effectively, wherein current charging-discharging performance of mobile communication system enormously.