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.

Date of Patent:
Jul. 22, 2003

Filed:

Sep. 25, 2002
Applicant:
Inventors:

Takashi Kubo, Hyogo, JP;

Yasuhiro Konishi, Hyogo, JP;

Takashi Kono, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 ; G11C 8/00 ;
U.S. Cl.
CPC ...
G11C 7/00 ; G11C 8/00 ;
Abstract

There are provided a control signal generation circuit receiving an external instruction input in synchronization with a clock signal to generate a control signal for defining a data output period in response to the external instruction, and an output buffer circuit receiving data read from a memory array for output to an output node for the data output period, and there is further provided an output control circuit for controlling turning first, second and third transistors on and off, the output control circuit in the data out period turning on and off one of the first and second transistors complementarily in response to the read data and also turning on the third transistor in response to the control signal.


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