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. 04, 2007
Filed:
Mar. 25, 2005
Applicants:
Daniel Yap, Newbury Park, CA (US);
David Chow, Newbury Park, CA (US);
Authi Narayanan, Thousand Oaks, CA (US);
Inventors:
Daniel Yap, Newbury Park, CA (US);
David Chow, Newbury Park, CA (US);
Authi Narayanan, Thousand Oaks, CA (US);
Assignee:
HRL Laboratories, LLC, Malibu, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 8/10 (2006.01); G02B 8/12 (2006.01); H01S 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and methods for an optically pumped laser that has a cascade of light-emitting interband transitions are disclosed. The apparatus disclosed contains multistep interband cascade regions able to generate a plurality of photons for a pump photon absorbed from an optical pump source. The methods disclosed teach how to produce a plurality of photons for a pump photon absorbed from an optical pump source.