US Patent Issued to MACOM Technology Solutions Holdings on April 14 for "Semiconductor laser with metal pull-back DBR grating" (New York, Florida, New Jersey Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,480, issued on April 14, was assigned to MACOM Technology Solutions Holdings Inc. (Lowell, Mass.).

"Semiconductor laser with metal pull-back DBR grating" was invented by Yifan Jiang (Pinellas Park, Fla.), Wolfgang Parz (Ithaca, N.Y.) and Padman Parayanthal (Clinton Township, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the present disclosure describe semiconductor DFB laser structures including both pumped and unpumped regions/sections wherein unpumped regions act as DBR reflector(s) while pumped regions act as DFB gratings. Semiconductor DFB laser devices according to aspects of the present disclosure include an active layer that...