ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,234, issued on Oct. 7, was assigned to InterDigital Patent Holdings Inc. (Wilmington, Del.).

"Methods and apparatus for direct discovery and communication using a WTRU to WTRU relay" was invented by Samir Ferdi (Kirkland, Canada), Michelle Perras (Montreal), Saad Ahmad (Montreal) and Xiaoyan Shi (Westmount, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, apparatus, systems, architectures and interfaces, performed by a relay wireless transmit/receive unit (R-WTRU) including a transmitter, a receiver, a memory, and a processor, for establishing extended unicast links and management unicast links are provided. The method includes: perform...