The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 12, 2026
Filed:
Jan. 10, 2024
Globalfoundries U.s. Inc., Malta, NY (US);
Yusheng Bian, Ballston Lake, NY (US);
Won Suk Lee, Malta, NY (US);
Sujith Chandran, Clifton Park, NY (US);
Abdelsalam Aboketaf, Essex Junction, VT (US);
GlobalFoundries U.S. Inc., Malta, NY (US);
Abstract
Structures for a photonics chip that include a photodetector and methods of forming such structures. The structure comprises a photodetector including a pad and a semiconductor layer on the pad. The structure further comprises a waveguiding structure including a first waveguide core, a second waveguide core, a slot between the first waveguide core and the second waveguide core, and a plurality of waveguide core segments. The waveguiding structure is adjoined to a side edge of the pad adjacent to the semiconductor layer. Each of the plurality of waveguide core segments includes a portion that is disposed in the slot.