Patent ID: 8559390
Filing Date: 2013-10-15
Classification: H04W

Abstract:
1. A vertical handover method which is performed by a Software Defined Radio (SDR) terminal capable of selectively executing at least one of a plurality of application services, the method comprising: receiving a handover request from an application service which is being currently executed; selecting a new application service which is a handover target from among the plurality of application services, in response to the handover request, based at least partly on installation history information about application services executable in the SDR terminal; installing the new application service in the SDR terminal so that the new application service is executable by the SDR terminal; and performing a handover to the new application service; wherein the selecting of the new application service comprises preferentially selecting an application service based on a time of previous installation of the application service in the SDR terminal and on a record of the application service with respect to a channel scanning; and wherein the selecting of the new application service comprises selecting the new application service based on a Software Component Descriptor (SCD) and a Software Assembly Descriptor (SAD) of a domain profile of the SDR terminal.