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. 27, 2020
Filed:
Aug. 23, 2019
Globalfoundries Inc., Grand Cayman, KY;
Bo Peng, Wappingers Falls, NY (US);
Yusheng Bian, Ballston Lake, NY (US);
Ajey Poovannummoottil Jacob, Watervliet, NY (US);
Thomas Houghton, Marlboro, NY (US);
Asli Sahin, Danbury, CT (US);
GLOBALFOUNDRIES INC., Grand Cayman, KY;
Abstract
Structures for an edge coupler and methods of fabricating a structure for an edge coupler. A waveguide core and a coupler are formed over a layer stack that includes a first dielectric layer and a second dielectric layer over the first dielectric layer. The coupler includes a first plurality of grating structures and a transition structure including a second plurality of grating structures that are positioned between the first plurality of grating structures and the waveguide core. The first plurality of grating structures include respective widths that vary as a function of position relative to the transition structure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile