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. 26, 2018
Filed:
Feb. 01, 2016
Applicant:
Palo Alto Research Center Incorporated, Palo Alto, CA (US);
Inventors:
John E. Northrup, Palo Alto, CA (US);
Christopher L. Chua, San Jose, CA (US);
Michael A. Kneissl, Berlin, DE;
Thomas Wunderer, Palo Alto, CA (US);
Noble M. Johnson, Menlo Park, CA (US);
Assignee:
Palo Alto Research Center Incorporated, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/32 (2010.01); H01L 33/04 (2010.01);
U.S. Cl.
CPC ...
H01L 33/0025 (2013.01); H01L 33/0075 (2013.01); H01L 33/04 (2013.01); H01L 33/32 (2013.01);
Abstract
Light emitting devices having an enhanced degree of polarization, P, and methods for fabricating such devices are described. A light emitting device may include a light emitting region that is configured to emit light having a central wavelength, λ, and a degree of polarization, P, where P>0.006λ−b for 200 nm≤λ≤400 nm, wherein b≤1.5.