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. 16, 2014
Filed:
Jan. 12, 2012
Hong Zhong, Temple City, CA (US);
Anurag Tyagi, Goleta, CA (US);
Kenneth J. Vampola, Santa Barbara, CA (US);
James S. Speck, Goleta, CA (US);
Steven P. Denbaars, Goleta, CA (US);
Shuji Nakamura, Santa Barbara, CA (US);
Hong Zhong, Temple City, CA (US);
Anurag Tyagi, Goleta, CA (US);
Kenneth J. Vampola, Santa Barbara, CA (US);
James S. Speck, Goleta, CA (US);
Steven P. DenBaars, Goleta, CA (US);
Shuji Nakamura, Santa Barbara, CA (US);
The Regents of the University of California, Oakland, CA (US);
Abstract
A III-nitride light emitting diode (LED) and method of fabricating the same, wherein at least one surface of a semipolar or nonpolar plane of a III-nitride layer of the LED is textured, thereby forming a textured surface in order to increase light extraction. The texturing may be performed by plasma assisted chemical etching, photolithography followed by etching, or nano-imprinting followed by etching.