ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,222,554, issued on Feb. 11, was assigned to Taiwan Semiconductor Manufacturing Co. Ltd. (Hsin-Chu, Taiwan).
"Fiber-to-chip grating coupler for photonic circuits" was invented by Feng-Wei Kuo (Hsinchu County, Taiwan), Lan-Chou Cho (Hsinchu, Taiwan), Huan-Neng Chen (Taichung, Taiwan) and Chewn-Pu Jou (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a system and method for communication using an efficient fiber-to-chip grating coupler with a high coupling efficiency. In one embodiment, a method for communication, includes: transmitting optical signals between a semiconductor photonic die on a substrate and an optical fiber array...