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:
Mar. 24, 2009
Filed:
Dec. 23, 2005
Applicant:
Tae-sik OH, Suwon-si, KR;
Inventor:
Tae-Sik Oh, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A Field Emission Display (FED) includes: a first substrate; a cathode electrode arranged on the first substrate in a first direction; a cathode focusing electrode arranged on the cathode electrode and having a rectangular first aperture elongated in the first direction; a gate electrode having a plurality of third apertures arranged in a second direction in regions where the gate electrode overlaps the cathode electrode and connected to the first aperture; and an emitter arranged on the cathode electrode within the first aperture.