Patent ID: 8605636
Filing Date: 2013-12-10
Classification: H04W

Abstract:
1. A method for efficiently acquiring a handover network in a multi-mode terminal, which includes a first modem and a second modem supporting different communication services, the method comprising the steps of: determining whether a Universal Handover Direction Message (UHDM) is received from a first communication network by the first modem when it is necessary to acquire a handover network; extracting information about a handover base station from the UHDM by the second modem when the UHDM has been received from the first modem; and acquiring directly a second communication network using the extracted information by the second modem and then completing handover; and acquiring the second communication network using a preferred roaming list when the UHDM is not received, wherein the information about the handover base station includes at least one of a handover channel and a base station identification code.