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:
Jun. 02, 2009

Filed:

Sep. 29, 2006
Applicants:

Jin-hui Cho, Yongin-si, KR;

Sang-jo Lee, Yongin-si, KR;

Sang-ho Jeon, Yongin-si, KR;

Sang-hyuck Ahn, Yongin-si, KR;

Su-bong Hong, Yongin-si, KR;

Byung-gil Jea, Yongin-si, KR;

Inventors:

Jin-Hui Cho, Yongin-si, KR;

Sang-Jo Lee, Yongin-si, KR;

Sang-Ho Jeon, Yongin-si, KR;

Sang-Hyuck Ahn, Yongin-si, KR;

Su-Bong Hong, Yongin-si, KR;

Byung-Gil Jea, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/14 (2006.01); H01J 1/13 (2006.01); H01J 19/06 (2006.01); H01J 19/02 (2006.01); H01J 1/62 (2006.01); H01J 63/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electron emission device includes a substrate, cathode and gate electrodes placed on the substrate in an insulated manner, and electron emission regions electrically connected to the cathode electrodes. Each of the cathode electrodes includes a line electrode having a groove at one lateral side surface thereof, and isolation electrodes formed on the substrate exposed through the groove such that the isolation electrodes are isolated from the line electrode. The electron emission regions are placed on the isolation electrodes and a resistance layer electrically connects the isolation electrodes to the line electrode.


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