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.

Date of Patent:
May. 21, 2024

Filed:

Feb. 06, 2023
Applicant:

Ayar Labs, Inc., Santa Clara, CA (US);

Inventors:

John Fini, Albany, CA (US);

Anatol Khilo, Lexington, MA (US);

Chen Sun, Berkeley, CA (US);

Pavan Bhargava, Berkeley, CA (US);

Chandarasekaran Ramamurthy, Chandler, AZ (US);

Assignee:

Ayar Labs, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/293 (2006.01); G02B 6/42 (2006.01); H04B 10/60 (2013.01);
U.S. Cl.
CPC ...
G02B 6/4215 (2013.01); G02B 6/29335 (2013.01); G02B 6/29338 (2013.01); G02B 6/2938 (2013.01); G02B 6/29395 (2013.01); G02B 6/4213 (2013.01); H04B 10/60 (2013.01); G02B 6/29343 (2013.01);
Abstract

A first portion of incoming light and a second portion of incoming light travel in opposite directions within a first optical waveguide. A ring resonator in-couples the first portion of incoming light and the second portion of incoming light from the first optical waveguide, such that the first portion of incoming light and the second portion of incoming light travel in opposite directions within the ring resonator. A second optical waveguide is disposed to in-couple the first portion of incoming light and the second portion of incoming light couple from the ring resonator, such that the first portion of incoming light and the second portion of incoming light travel in opposite directions within the second optical waveguide away from the ring resonator. One or more photodetector(s) are optically connected to receive the first portion of incoming light and the second portion of incoming light from the second optical waveguide.


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