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:
Aug. 29, 2023
Filed:
Mar. 23, 2021
Globalfoundries U.s. Inc., Santa Clara, CA (US);
Nicholas A. Polomoff, Hopewell Junction, NY (US);
John J. Ellis-Monaghan, Grand Isle, VT (US);
Frank G. Kuechenmeister, Dresden, DE;
Jae Kyu Cho, Niskayuna, NY (US);
Michal Rakowski, Ballston Spa, NY (US);
GlobalFoundries U.S. Inc., Santa Clara, CA (US);
Abstract
Embodiments of the disclosure provide a photonic integrated circuit (PIC) structure with a passage for a waveguide through a barrier structure. The PIC structure includes a barrier structure on a substrate, having a first sidewall and a second sidewall opposite the first sidewall. A passage is within the barrier structure, and extends from a first end at the first sidewall of the barrier structure to a second end at the second sidewall of the barrier structure. A shape of the passage includes a reversal segment between the first end and the second end. A waveguide within the passage and extends from the first end to the second end of the barrier structure.