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:
May. 21, 2024
Filed:
Feb. 18, 2022
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventor:
Jean-Luc Joseph Tambasco, Macungie, PA (US);
Assignee:
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/12 (2006.01); G02B 6/122 (2006.01); G02B 6/125 (2006.01);
U.S. Cl.
CPC ...
G02B 6/1228 (2013.01); G02B 6/125 (2013.01); G02B 2006/12061 (2013.01); G02B 2006/1215 (2013.01);
Abstract
A photonic polarization splitter rotator (PSR) includes a substrate, a first optical waveguide disposed on the substrate at a first layer, the first optical waveguide having a substantially rectangular shape and longitudinally arranged between a first end of the first optical waveguide and a second end of the first optical waveguide, and a second optical waveguide arranged to have a partial and fixed amount of overlap over a predetermined length of the first optical waveguide.