ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,617, issued on March 17, was assigned to SUZHOU HYC TECHNOLOGY Co. LTD. (Suzhou City, China).
"Optical comb generation device" was invented by Kazuhiro Imai (Tokyo) and Motonobu Kourogi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "By inputting a modulation signal from a synthesizer circuit 11 to a switching circuit 13 via isolator elements 12A, 12B by inserting the isolator elements 12A, 12B between the synthesizer circuit 11 and the switching circuit 13, an operation of the synthesizer circuit 11 is prevented from being unstable with a load fluctuation by an opening or a short-circuit of circuits after the switching circuit, so an operati...