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.

Date of Patent:
Mar. 02, 2010

Filed:

Oct. 20, 2006
Applicant:

Si-myeong Kim, Yongin-si, KR;

Inventor:

Si-Myeong Kim, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd, Suwon-Si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 63/04 (2006.01); H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electron emission device and display including the same include a substrate; a cathode electrode including a first electrode portion formed on the substrate and having opening portions, and second electrode portions placed within respective ones of the opening portions such that the second electrodes are separated from the first electrode; a resistance layer electrically interconnecting the first electrode portion and the second electrode portions of the cathode electrode; and electron emission regions electrically connected to the second electrode portions. A width of the second electrode portions or of the resistance layer between the first and second electrode portions varies along a longitudinal direction of the cathode electrode.


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