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:
Jun. 28, 2005
Filed:
Aug. 08, 2003
Applicant:
Kouichi Noro, Kawasaki, JP;
Inventor:
Kouichi Noro, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C008/00 ;
U.S. Cl.
CPC ...
Abstract
Each of a plurality of memory cells includes one ferroelectric capacitor having one terminal connected to a bit line. A plurality of decoder circuits are arranged on each of the plurality of memory cells, and connected to the other terminal of the ferroelectric capacitor forming the memory cells via a plurality of word lines. These plurality of decoder circuits control the word lines to one of high level, low level, and a floating state, thereby writing data in the memory cells or reading out data from the memory cells.