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:
Jan. 02, 2024
Filed:
Dec. 30, 2020
Globalfoundries U.s. Inc., Santa Clara, CA (US);
Tymon Barwicz, Holmdel, NJ (US);
Robert K. Leidy, Burlington, VT (US);
Thomas Houghton, Marlboro, NY (US);
GlobalFoundries U.S. Inc., Santa Clara, CA (US);
Abstract
Structures including an edge coupler and methods of fabricating a structure including an edge coupler. The structure includes a waveguide core region on a first dielectric layer, and a second dielectric layer on the waveguide core region and the first dielectric layer. The waveguide core region has a tapered section with an end surface that terminates adjacent to an edge of the first dielectric layer. The second dielectric layer includes a first trench and a second trench that are each positioned adjacent to the tapered section of the waveguide core region.