TeleCommunication Systems Receives Six U.S. Patents for Advancements in Public Safety Communications Technology
ANNAPOLIS, MD–(Marketwire – 05/24/11) – TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS – News ), a world leader in highly reliable and secure mobile communication technology, today announced that the U.S. Patent and Trademark Office has issued TCS six patents related to public safety and E9-1-1 technology: “Ancillary Data Support In Session Initiation Protocol (SIP) Messaging” (U.S. Patent …
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