CALL REATTEMPT METHOD AND A MOBILE COMMUNICATION SYSTEM FOR THE SAME CAPABLE OF REDUCING RESOURCES OF A COMMUNICATION NETWORK

摘要

PURPOSE: A call reattempt method and a mobile communication system for the same are provided to increase a call success rate of a terminal and to reduce resources of a communication network.;CONSTITUTION: A local switch transmits a message to a destination exchange(40) when obtaining a subscriber roaming number. The terminal receives a response from the destination switch. The terminal sets up a CSMT(Circuit Switched fallback Mobile Terminated call flag) to the destination switch. The terminal performs location registration. The destination switch performs location registration to an HLR(Home Location Register)(20).;COPYRIGHT KIPO 2012