Patent ID: 7769382
Filing Date: 2010-08-03
Classification: H04W

Abstract:
1. A method, comprising: detecting a request for specific service for a radio transceiver device, wherein said radio transceiver device is configured to operate with a first radio access network and a second radio access network and the radio transceiver device is attached to said first radio access network; accessing information on conditions for the first radio access network and the second radio access network to provide sufficient support for a specific service requested by said request for the specific service; analyzing whether said first radio access network and said second radio access network meet said conditions; and initiating a handover from said first radio access network to said second radio access network when the conditions are met by the second radio access network, but not met by the first radio access network, wherein information about service availability in the second radio access network are sent from the second radio access network to the radio transceiver device during establishment of a call.