ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,972, issued on Oct. 21, was assigned to XILINX INC. (San Jose, Calif.).

"Methods and apparatuses for wavelength locking for optical wavelength division multiplexed micro-ring modulators" was invented by Adebabay M. Bekele (San Jose, Calif.), Mayank Raj (San Jose, Calif.), Chuan Xie (Fremont, Calif.), Sandeep Kumar (Cork, Ireland), Zhaowen Wang (Sunnyvale, Calif.), Sukruth Pattanagiri Giriyappa (Bangalore, India), Parag Upadhyaya (Los Gatos, Calif.) and Yohan Frans (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Some examples described herein provide for controlling output modulation amplitude for optoelectronic devices. In an examp...