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. 01, 2011
Filed:
Sep. 13, 2010
Applicants:
Steven Denbaars, Goleta, CA (US);
Shuji Nakamura, Santa Barbara, CA (US);
Monica Hansen, Santa Barbara, CA (US);
Inventors:
Steven Denbaars, Goleta, CA (US);
Shuji Nakamura, Santa Barbara, CA (US);
Monica Hansen, Santa Barbara, CA (US);
Assignee:
Cree, Inc., Goleta, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01); H04B 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A laser diode comprising a first separate confinement heterostructure and an active region on the first separate confinement heterostructure. A second separate confinement heterostructure is on the active region and one or more epitaxial layers is on the second separate confinement heterostructure. A ridge is formed in the epitaxial layers with a first mesa around the ridge. The first mesa is 0.1 to 0.2 microns above the second confinement heterostructure.