US Patent Issued on Feb. 3 for "VCSEL array with different emitter structures" (American, Chinese Inventors)

ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,425, issued on Feb. 3.

"VCSEL array with different emitter structures" was invented by Dongseok Kang (Sunnyvale, Calif.), Siva Kumar Lanka (Reno, Nev.), Yongxiang He (Sunnyvale, Calif.) and Yang Wang (Hefei, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A VCSEL array includes VCSEL structures on a substrate. Each VCSEL structure includes a first reflector region over the substrate, an active region over the first reflector region, a second reflector region over the active region, and an oxide aperture proximate to the active region. An oxide aperture of a VCSEL structure that is in a central region of the VCSEL array is larger than an oxide ap...