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.:

US 7274589 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 25, 2007

Filed:

Dec. 28, 2005
Applicants:

Shinobu Asayama, Kawasaki, JP;

Toshio Komuro, Kawasaki, JP;

Inventors:

Shinobu Asayama, Kawasaki, JP;

Toshio Komuro, Kawasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01); G11C 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An SRAM cellincludes inverters, N-type FETs, word lines, bit lines, and voltage applying circuits. The voltage applying circuitsapply a voltage Vto the word linesat the time of a read operation of the SRAM cell. The voltage applying circuitsapply a voltage (V+α) to the word linesat the time of a write operation of the SRAM cell. Here, α>0. Namely, the SRAM cellis configured in such a manner that a voltage applied to word linesat the time of the write operation is higher than at the time of the read operation.


Find Patent Forward Citations

Asayama, Shinobu. (2007). Semiconductor storage device (U.S. Patent No. 7274589). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7274589

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