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. 23, 2007
Filed:
Aug. 23, 2004
Applicants:
Kiyoharu Oikawa, Kawasaki, JP;
Yukihiro Nishida, Yokohama, JP;
Masaya Kubota, Kawasaki, JP;
Junji Morita, Kawasaki, JP;
Inventors:
Kiyoharu Oikawa, Kawasaki, JP;
Yukihiro Nishida, Yokohama, JP;
Masaya Kubota, Kawasaki, JP;
Junji Morita, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A plurality of dummy cells which generate reference potential corresponding to a capacitance of a bit line each have a floating gate, control gate and first and second diffusion layers. The first and second diffusion layers of each dummy cell are commonly connected by use of a wiring.