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:
Jan. 05, 2010
Filed:
Nov. 29, 2004
Applicant:
Su-kyung Lee, Suwon-si, KR;
Inventor:
Su-Kyung Lee, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electron emission device and a method of manufacturing the same. The electron emission device of the present invention includes at least one anode formed on one side of a substrate, and a light emitter including a plurality of multiple divided phosphor layers formed on the anode at predetermined intervals. At least one of the phosphor layers has at least one partition pattern. The phosphor layer structure of the present invention is capable of maintaining superior color coordinate characteristics and greatly improving luminance characteristics.