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:
Aug. 20, 2002
Filed:
Jan. 08, 2001
Applicant:
Inventors:
Walter Hartner, München, DE;
Günther Schindler, München, DE;
Frank Hintermaier, München, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 1/102 ;
U.S. Cl.
CPC ...
G11C 1/102 ;
Abstract
The invention relates to a ferroelectric RAM configuration, including a number of storage cells, each of which has a selection transistor and a capacitor device with a ferroelectric dielectric. The capacitor device includes at least two capacitors whose coercive voltages are different from each other.