ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,198, issued on March 24, was assigned to ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY (Scottsdale, Ariz.).

"Fast tracking PLL with analog mixer for phase detection" was invented by Saeed Zeinolabedinzadeh (Chandler, Ariz.), Matthew Kinsinger (Phoenix) and Waleed Ahmad (Tempe, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fast-tracking phase-locked-loop (PLL) with an analog mixer for phase detection and correction is provided. A frequency lock loop architecture as described herein is used for a PLL that can lock the phase of a local oscillator to an input reference signal of arbitrarily high frequency, even if the local os...