ALEXANDRIA, Va., July 30 -- United States Patent no. 12,375,881, issued on July 29, was assigned to ZaiNar Inc. (Redwood City, Calif.).
"Method and system for radiolocation asset tracking via a mesh network" was invented by Philip A. Kratz (Redwood City, Calif.) and Daniel Jacker (Redwood City, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of determining a reference clock in a mesh network includes receiving multiple signals, correlating the multiple signals with a local signal generated by the first node to determine a coarse set of time differences, refining the coarse set of time differences using a phase of a carrier signal of the multiple signals to produce a refined set of time differe...