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. 11, 2014
Filed:
Apr. 13, 2011
Applicants:
Madis Raukas, Charlestown, MA (US);
Adam M. Scotch, Amesbury, MA (US);
Yi Zheng, Lynnfield, MA (US);
Darshan Kundaliya, Beverly, MA (US);
Inventors:
Madis Raukas, Charlestown, MA (US);
Adam M. Scotch, Amesbury, MA (US);
Yi Zheng, Lynnfield, MA (US);
Darshan Kundaliya, Beverly, MA (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
H01L 33/505 (2013.01); H01L 2933/0041 (2013.01); H01L 2933/0091 (2013.01);
Abstract
A wavelength-converting structure for a wavelength-converted light emitting diode (LED) assembly. The wavelength-converting structure includes a thin film structure having a non-uniform top surface. The non-uniform top surface is configured increase extraction of light from the top surface of a wavelength-converting structure.