ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,618, issued on Sept. 23, was assigned to SiLC Technologies Inc. (Monrovia, Calif.).
"Buried taper with reflecting surface" was invented by Monish Sharma (Artesia, Calif.) and Mehdi Asghari (La Canada Flintridge, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical device has a semiconductor chip with a photonic circuit. The photonic circuit includes a waveguide with a first portion and a second portion. A cross sectional area of the second portion of the waveguide is larger than a cross sectional area of the first portion of the waveguide. The first portion of the waveguide is positioned over a device platform. The waveguide includes a ...