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:
Apr. 13, 2021
Filed:
Aug. 11, 2019
Applicant:
Lextar Electronics Corporation, Hsinchu, TW;
Inventors:
Assignee:
Lextar Electronics Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 25/075 (2006.01); H05K 1/18 (2006.01); H01L 33/62 (2010.01); C09K 11/08 (2006.01); C09K 11/77 (2006.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); C09K 11/0883 (2013.01); C09K 11/7734 (2013.01); H01L 25/0753 (2013.01); H01L 33/62 (2013.01); H05K 1/181 (2013.01); H01L 33/507 (2013.01); H05K 2201/10106 (2013.01); H05K 2201/10522 (2013.01);
Abstract
A nitride phosphor, and a light emitting device and a backlight module employing the nitride phosphor. The nitride phosphor has the formula (Sr, Ba)LiAlNO:Eu, Euwith 0<x<1 and y/z>0.1. The light emitting device includes a light emitting diode configured to emit a first light and the nitride phosphor configured to convert a portion of the first light to a second light. A backlight module includes a printed circuit board and a plurality of the light emitting devices.