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. 22, 2005
Filed:
Mar. 22, 2002
Applicant:
Yasuhiko Maki, Kawasaki, JP;
Inventor:
Yasuhiko Maki, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C007/00 ; G11C007/02 ; G11C008/00 ;
U.S. Cl.
CPC ...
Abstract
A semiconductor memory device includes a data access path for accessing a memory cell, a signal drive circuit which drives a signal on said data access path, a dummy path that emulates said data access path, and a dummy drive circuit which emulates said signal drive circuit, wherein said dummy path has a smaller load than said data access path, and said dummy drive circuit has a smaller drive capacity than said signal drive circuit.