ALEXANDRIA, Va., July 16 -- United States Patent no. 12,363,506, issued on July 15, was assigned to ZaiNar Inc. (Redwood City, Calif.).

"Systems and methods for precise radio frequency localization of wireless nodes using time difference of arrival and decoupling in time synchronizing of the wireless nodes from ranging" was invented by Mark Bilstad (Redwood City, Calif.), Tommi Ylamurto (Redwood City, Calif.) and Manu Seth (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, an asynchronous wireless system for localization of nodes comprises a first wireless node being configured to receive a first communication from a third wireless node having an unknown location, to determin...