ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,887, issued on April 15, was assigned to Imagination Technologies Ltd. (Kings Langley, Great Britain).

"Synchronizing devices using clock signal delay comparison" was invented by Ravichandra Giriyappa (Hemel Hempstead, Great Britain), Vinayak Prasad (Bristol, Great Britain) and Oana Rosu (Watford, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A circuit for estimating a time difference between a first signal and a second signal includes a first signal line for receiving the first signal; a delay unit configured to receive the second signal and delay the second signal so as to provide a plurality of delayed versions of the second signal,...