Patent ID: 7369528
Filing Date: 2008-05-06
Classification: H04W

Abstract:
1. A method to pass short message service SMS messages from a mobile unit operating in a CDMA radio access network to a global system for mobile GSM SMS Center in a GSM core network, the method comprising: encoding a message into a GSM SMS encoding scheme, wherein the encoding further comprises encoding a destination address and an address for the GSM SMS Center into the GSM SMS message, wherein the address for the GSM SMS Center and a length of the GSM SMS Center address are appended to the destination address; inserting the encoded message in a CDMA message; sending the CDMA message to a single hybrid mobile switching center (MSC) in accordance with CDMA protocols, the single hybrid MSC at least composed of a radio access network (RAN) of a first technology and a core network (CN) of a second technology, the second technology being different that the first technology of the RAN, the CN operable to communicate to both the CDMA radio access network and a GSM radio access network through the single hybrid MSC; receiving the CDMA message at the hybrid MSC; removing the CDMA header information to retrieve the encoded message by the hybrid MSC; retrieving an address for the GSM SMS Center from the encoded message; and sending the SMS message to the GSM SMS Center using the retrieved address in accordance with GSM protocols.