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. 26, 2009
Filed:
Dec. 22, 2005
Applicants:
Sung-ho Choi, Suwon-si, KR;
Sang-hyuk Lee, Suwon-si, KR;
Yong-chan You, Suwon-si, KR;
Sang-hoon Shin, Suwon-si, KR;
Inventors:
Sung-Ho Choi, Suwon-si, KR;
Sang-Hyuk Lee, Suwon-si, KR;
Yong-Chan You, Suwon-si, KR;
Sang-Hoon Shin, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An yttrium based phosphor, a process for preparing the yttrium based phosphor, and a display device using the yttrium based phosphor, the yttrium based phosphor including a conducting material such as WOor SnO, and exhibiting an enhanced luminance characteristic under low voltage, and high current density conditions.