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:
Sep. 15, 2026
Filed:
Feb. 20, 2024
Globalfoundries U.s. Inc., Malta, NY (US);
Hanyi Ding, Colchester, VT (US);
Yusheng Bian, Ballston Lake, NY (US);
GlobalFoundries U.S. Inc., Malta, NY (US);
Abstract
Structures for a photonic chip that enable the measurement of the group velocity of light in a photonic component and methods of forming such structures. The structure comprises a photonic component having an input and an output, a first waveguide core including a first section coupled to the input of the photonic component, and a second waveguide core including a second section coupled to the output of the photonic component. The structure further comprises a first reflector adjacent to the first section of the first waveguide core, and a second reflector adjacent to the second section of the second waveguide core.