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.:

US 7649308 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 19, 2010

Filed:

Feb. 06, 2006
Applicants:

Sang-jo Lee, Suwon-si, KR;

Chun-gyoo Lee, Suwon-si, KR;

Sang-hyuck Ahn, Suwon-si, KR;

Su-bong Hong, Suwon-si, KR;

Inventors:

Sang-Jo Lee, Suwon-si, KR;

Chun-Gyoo Lee, Suwon-si, KR;

Sang-Hyuck Ahn, Suwon-si, KR;

Su-Bong Hong, 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 includes first electrodes formed on a substrate and oriented in a first direction of the substrate, and isolated electrodes disposed on a same plane as the first electrodes while being spaced apart from the first electrodes. The isolated electrodes are separately formed and arranged in the first direction as well as in a second direction crossing the first direction. Line electrodes are placed on a different plane from the first electrodes and the isolated electrodes and are disposed on an insulating layer. Each of the line electrodes is electrically connected to a respective plurality of the isolated electrodes arranged along the second direction to form a second electrode together with the respective plurality of the isolated electrodes. Electron emission regions are formed on the isolated electrodes along the peripheral sides of the isolated electrodes proximate to the first electrodes.


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