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. 06, 2004
Filed:
Oct. 09, 2002
Applicant:
Inventor:
Daisuke Kato, Kamakura, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/02 ; G11C 7/00 ;
U.S. Cl.
CPC ...
G11C 7/02 ; G11C 7/00 ;
Abstract
A sense amplifier section of a semiconductor memory device includes a memory cell array and a plurality of bit line pairs arranged in a column direction of the memory cell array. The sense amplifier section is configured to control the transfer of data to or from the memory cell array via the bit line pairs. The sense amplifier section includes an array of layout units respectively including circuit portions of sense amplifiers, wherein the layout units are disposed in the array of layout units at intervals smaller than intervals of the bit line pairs.