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. 15, 2016
Filed:
Oct. 21, 2013
Applicant:
Force4 Corp., Gwangju, KR;
Inventors:
Ho Shin Yoon, Gwangju, KR;
Seung Hyok Park, Gwangju, KR;
Jun Cho, Gwangju, KR;
Hye Min Boo, Gwangju, KR;
Sung Kyoung Jung, Gwangju, KR;
Assignee:
FORCE4 CORP., Gwangju, KR;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); C09K 11/64 (2006.01); C09K 11/02 (2006.01); H01L 33/50 (2010.01); H01L 33/52 (2010.01);
U.S. Cl.
CPC ...
C09K 11/7774 (2013.01); C09K 11/025 (2013.01); C09K 11/646 (2013.01); H01L 33/502 (2013.01); H01L 33/507 (2013.01); H01L 33/52 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48247 (2013.01); H01L 2224/48257 (2013.01); H01L 2224/49107 (2013.01); H01L 2224/8592 (2013.01); H01L 2924/181 (2013.01);
Abstract
Provided is a garnet-based phosphor doped with thorium and a light emitting device using the same. In particular, a garnet-based phosphor having superior light characteristics and heat stability by using thorium as an activator, when compared to a conventional garnet phosphor using cerium as an activator, and a light emitting device using the same as a light source are provided.