Patent ID: 8340017
Filing Date: 2012-12-25
Classification: H04L,H04W

Abstract:
1. A message generation method operable with respect to user data information relating to a signaling an Internet Protocol (IP) Multimedia Subsystem (IMS) message over a Circuit-Switched Network, said method comprising: configuring a number of User Data Items (UDIs) at a first entity, each UDI containing a plurality of Information Element Identifiers (IEIs); providing, for a select IEI, an Information Element Data Length (IEDL) structure that indicates a length of data associated with said select IEI, wherein said data comprises at least a portion of said user data information; generating an IMS call processing message comprising a first UDI of said number of UDIs; and causing said IMS call processing message to be transmitted over a circuit-switched network to a second entity using one of an Unstructured Supplementary Service Data (USSD) message and a Short Messaging Service (SMS) message, wherein an IEI, which is different from the select IEI of the plurality of IEIs, is unassociated with an IEDL structure.