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:
Apr. 14, 2026
Filed:
May. 23, 2023
Applicant:
Globalfoundries U.s. Inc., Malta, NY (US);
Inventors:
Brian Mcgowan, Waterbury, VT (US);
Ping-Chuan Wang, Hopewell Junction, NY (US);
Michal Rakowski, Ballston Lake, NY (US);
Sujith Chandran, Clifton Park, NY (US);
Yusheng Bian, Ballston Lake, NY (US);
Assignee:
GlobalFoundries U.S. Inc., Malta, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0147 (2013.01); G02F 2203/50 (2013.01);
Abstract
Structures for a thermo-optic phase shifter and methods of forming a thermo-optic phase shifter. The structure comprises an interconnect structure including a dielectric layer, a waveguide core on the dielectric layer, and a heater on the dielectric layer. The heater includes a resistive heating element positioned adjacent to the waveguide core.