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:
May. 31, 2011
Filed:
Aug. 06, 2008
Yong-chan You, Suwon-si, KR;
Jae-woo Bae, Suwon-si, KR;
Gyeong-jae Heo, Suwon-si, KR;
Sang-hyuk Lee, Suwon-si, KR;
Kyu-chan Park, Suwon-si, KR;
Sun-hwa Kwon, Suwon-si, KR;
Ji-hyun Kim, Suwon-si, KR;
Young-suk Cho, Suwon-si, KR;
Ui-song DO, Suwon-si, KR;
Hui-young Ku, Suwon-si, KR;
Yoo-jung Lee, Suwon-si, KR;
Byung-kyun Kim, Suwon-si, KR;
Yong-Chan You, Suwon-si, KR;
Jae-Woo Bae, Suwon-si, KR;
Gyeong-Jae Heo, Suwon-si, KR;
Sang-Hyuk Lee, Suwon-si, KR;
Kyu-Chan Park, Suwon-si, KR;
Sun-Hwa Kwon, Suwon-si, KR;
Ji-Hyun Kim, Suwon-si, KR;
Young-Suk Cho, Suwon-si, KR;
Ui-Song Do, Suwon-si, KR;
Hui-Young Ku, Suwon-si, KR;
Yoo-Jung Lee, Suwon-si, KR;
Byung-Kyun Kim, Suwon-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A white phosphor, and a light emission device including the white phosphor, and a display device including the white phosphor, the white phosphor including 40 to 45 parts by weight of a blue phosphor selected from the group consisting of ZnS:(Ag,Cl), ZnS:(Ag,Al), ZnS:(Ag,Al,Cl), and combinations thereof; 30 to 40 parts by weight of a green phosphor selected from the group consisting of ZnS:(Cu,Al), ZnS:(Cu,Au,Al), and combinations thereof; and 20 to 25 parts by weight of a red phosphor selected from the group consisting of YO:Eu, YO:(Eu,Tb), YOS:Eu, YOS:(Eu,Tb), and combinations thereof. The white phosphor shows a color temperature of from 12,000K and 14,000K.