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:
Dec. 14, 2021
Filed:
Jun. 15, 2020
Globalfoundries U.s. Inc., Santa Clara, CA (US);
Judson Holt, Ballston Lake, NY (US);
Yusheng Bian, Ballston Lake, NY (US);
Andreas D. Stricker, Essex Junction, VT (US);
Colleen Meagher, Beacon, NY (US);
Michal Rakowski, Ballston Spa, NY (US);
GLOBALFOUNDRIES U.S. INC., Santa Clara, CA (US);
Abstract
Structures for a photodetector and methods of fabricating a structure for a photodetector. A photodetector may have a light-absorbing layer comprised of germanium. A waveguide core may be coupled to the light-absorbing layer. The waveguide core may be comprised of a dielectric material, such as silicon nitride. Another waveguide core, which may be comprised of a different material such as single-crystal silicon, may be coupled to the light-absorbing layer.