US Patent Issued to Lumentum Operations on Sept. 16 for "Vertical-cavity surface-emitting laser array with isolated cathodes and a common anode" (California Inventors)

ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,160, issued on Sept. 16, was assigned to Lumentum Operations LLC (San Jose, Calif.).

"Vertical-cavity surface-emitting laser array with isolated cathodes and a common anode" was invented by Guowei Zhao (Milpitas, Calif.), Matthew Glenn Peters (Menlo Park, Calif.), Jun Yang (Cupertino, Calif.) and Eric R. Hegblom (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vertical-cavity surface-emitting laser (VCSEL) array may include an n-type substrate layer and an n-type metal on a bottom surface of the n-type substrate layer. The n-type metal may form a common anode for a group of VCSEL. The VCSEL array may include a bottom mirror struc...