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. 07, 2022
Filed:
Apr. 01, 2019
Applicant:
Nlight, Inc., Vancouver, WA (US);
Inventor:
Manoj Kanskar, Portland, OR (US);
Assignee:
nLIGHT, Inc., Camas, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); G02B 6/028 (2006.01); H01S 3/067 (2006.01); G02B 6/036 (2006.01); G02B 6/10 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02009 (2013.01); G02B 6/028 (2013.01); G02B 6/03616 (2013.01); G02B 6/10 (2013.01); H01S 3/06708 (2013.01);
Abstract
Large mode area optical fibers include cores that are selected to be smaller than a core size associated with a minimum mode field diameter of a lowest order mode. Cross-sectional shape of such cores can be circular or annular, and a plurality of such cores can be used. Gain regions can be provided in cores or claddings, and selected to produce a selected state of polarization.