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:
Jun. 02, 2020
Filed:
Jul. 09, 2018
Applicant:
University of Central Florida Research Foundation, Inc., Orlando, FL (US);
Inventors:
Arkadiy Lyakh, Oviedo, FL (US);
Matthew Suttinger, Orlando, FL (US);
Assignee:
UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC., Orlando, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/34 (2006.01); H01S 5/22 (2006.01); H01S 5/343 (2006.01); H01S 5/022 (2006.01); H01S 5/062 (2006.01); H01S 5/227 (2006.01); H01S 5/024 (2006.01); H01S 5/10 (2006.01);
U.S. Cl.
CPC ...
H01S 5/3402 (2013.01); H01S 5/02236 (2013.01); H01S 5/02248 (2013.01); H01S 5/06216 (2013.01); H01S 5/22 (2013.01); H01S 5/2275 (2013.01); H01S 5/343 (2013.01); H01S 5/02415 (2013.01); H01S 5/1039 (2013.01); H01S 2304/02 (2013.01);
Abstract
A QCL may include a substrate, and a semiconductor layer adjacent the substrate and defining an active region. The active region may have an elongate shape extending laterally across the substrate and having a number of stages greater than 25, each stage having a thickness less than 40 nanometers. The active region may have a ridge width greater than 15 μm.