LOCATION RE-REGISTRATION METHOD BETWEEN PRIVATE INTEGRATED SERVICE NETWORK EXCHANGES

摘要

PROBLEM TO BE SOLVED: To provide a method by which a mobile terminal PS utilizes calling so as to perform and complete re-registration of its position while staying in the same area without the need for moving between calling areas. SOLUTION: This method includes such steps that when an exchange receiving a call from the mobile terminal detects loss of location information of the mobile terminal, the similar procedures to those of the normal location information registration are inserted to the exchange before conducting the channel interruption processing so as to re-register the location information of the mobile terminal and when the mobile terminal makes a call again, the channel with the exchange is connected.