Patent ID: 7558573
Filing Date: 2009-07-07
Classification: H04W

Abstract:
1. A method for providing radio communications with a user equipment within a mobile communications network, comprising the steps of: determining to handover a connection associated with said user equipment from an anchor mobile switching center (MSC) to a target MSC; determining at least one codec that is available in said target MSC by said anchor MSC; storing said at least one codecs for said target MSC within said anchor MSC; selecting, by said anchor MSC, one of said at least one available codecs for handling said connection; signaling said target MSC with an indication of said selected one of said at least one available codecs; informing said user equipment of said selected one of said at least one available codecs by said anchor MSC; receiving, at said anchor MSC from said user equipment, an indication of at least one codec supported by said user equipment; wherein separate lists of available codecs are received from said user equipment for different types of accesses.