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:
Dec. 24, 2024
Filed:
Jan. 19, 2021
Applicant:
B.g. Negev Technologies and Applications Ltd., AT Ben-guiron University, Beer Sheva, IL;
Inventor:
Alina Karabchevsky, Lehavim, IL;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/122 (2006.01); G02B 1/00 (2006.01); G02B 1/118 (2015.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G02B 6/122 (2013.01); G02B 1/002 (2013.01); G02B 1/118 (2013.01); G02B 6/4207 (2013.01);
Abstract
The invention relates to an on-chip optical waveguide comprising an input or output facet, the facet comprising an array of unit-cells; each unit cell is a recess that gradually narrows in the direction from the outer of the waveguide towards the interior of the waveguide.