FIELD: telecommunications. SUBSTANCE: diversity keying transfer for soft-switching cellular communication system dictates assignment of diversity keying unit being substituted in addresseeTs center only after decision on transfer has been taken at senderTs center. Original diversity keying unit or senderTs diversity keying unit in senderTs center first functions to integrate connections and to separate connections for mobile connection branches conveyed through plurality of base stations servicing mobile station. Decision on movement is taken at senderTs center according to movement of mobile station. Decision on transfer can be based on such factors as use of base station and/or actual and/or predicted directional movement of mobile station. As an alternative, process of diversity keying transfer may include choice of location for diversity keying unit being substituted or for addresseeTs unit out of plurality of centers. EFFECT: enhanced effectiveness and economic efficiency of process. 23 cl, 33 dwg
