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. 03, 2022
Filed:
Apr. 09, 2020
Globalfoundries U.s. Inc., Santa Clara, CA (US);
Mark D. Levy, Williston, VT (US);
Siva P. Adusumilli, South Burlington, VT (US);
John J. Ellis-Monaghan, Grand Isle, VT (US);
Vibhor Jain, Williston, VT (US);
Ramsey Hazbun, Colchester, VT (US);
Pernell Dongmo, Essex Junction, VT (US);
Cameron E. Luce, Colchester, VT (US);
Steven M. Shank, Jericho, VT (US);
Rajendran Krishnasamy, Essex Junction, VT (US);
GLOBALFOUNDRIES U.S. INC., Malta, NY (US);
Abstract
The present disclosure relates to semiconductor structures and, more particularly, to an avalanche photodiode and methods of manufacture. The structure includes: a substrate material having a trench with sidewalls and a bottom composed of the substrate material; a first semiconductor material lining the sidewalls and the bottom of the trench; a photosensitive semiconductor material provided on the first semiconductor material; and a third semiconductor material provided on the photosensitive semiconductor material.