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. 24, 2024
Filed:
Dec. 21, 2022
Applicant:
University of Maryland, College Park, College Park, MD (US);
Inventors:
Mario Dagenais, Chevy Chase, MD (US);
Yang Zhang, Hyattsville, MD (US);
Assignee:
University of Maryland, College Park, College Park, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01); H01S 5/02326 (2021.01); H01S 5/0237 (2021.01); H01S 5/06 (2006.01); H01S 5/10 (2021.01); H01S 5/14 (2006.01);
U.S. Cl.
CPC ...
H01S 5/141 (2013.01); H01S 5/02326 (2021.01); H01S 5/0237 (2021.01); H01S 5/0612 (2013.01); H01S 5/1032 (2013.01);
Abstract
A laser system for generating a narrow linewidth semiconductor light beam includes a substrate, a gain chip affixed on the substrate and configured to amplify light beam, and an optical feedback photonic chip affixed on the substrate, optically coupled to the gain chip, and configured to output light beam, which has a narrow linewidth around a resonant frequency of the optical feedback photonic chip, to the gain chip.