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:
Nov. 13, 2007
Filed:
May. 14, 2004
Applicant:
David S. Sumida, Los Angeles, CA (US);
Inventor:
David S. Sumida, Los Angeles, CA (US);
Assignee:
HRL Laboratories, LLC, Malibu, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for optimizing the numerical aperture (NA) of a laser active core. The laser active core comprises at least a first and second cladding pair. The first and second cladding pair have at least one NA value. At least one of the first and second cladding pair is doped with a dopant to change the first NA value to a second NA value.