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:
Oct. 18, 2022
Filed:
Jan. 29, 2021
Globalfoundries U.s. Inc., Santa Clara, CA (US);
Alec Hammond, Atlanta, GA (US);
Yusheng Bian, Ballston Lake, NY (US);
Michal Rakowski, Ballston Lake, NY (US);
Won Suk Lee, Malta, NY (US);
Asif J. Chowdhury, Clifton Park, NY (US);
Roderick A. Augur, Saratoga Springs, NY (US);
GlobalFoundries U.S. Inc., Santa Clara, CA (US);
Abstract
Structures including a grating coupler and methods of forming a structure that includes a grating coupler. The grating coupler includes segments that are spaced along a longitudinal axis. Each segment is inclined relative to the longitudinal axis. Each segment includes a first curved section having a first curvature and a second curved section having a second curvature that is inverted relative to the first curvature.