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:
Apr. 09, 1991

Filed:

Jul. 16, 1990
Applicant:
Inventors:

Shigeo Ohshima, Tokyo, JP;

Haruki Toda, Yokohama, JP;

Tatsuo Ikawa, Mitaka, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365233 ; 36523005 ; 36523009 ;
Abstract

This invention provides a multiport memory including a storage section A having bit lines BL and BL, a word line WL, a data transfer gate .phi.DT, and a dynamic memory cell Cs, and a serial port B having a serial access function in a column direction of the storage section, wherein the memory includes a circuit for disabling a word line signal WL for selecting one word line under the conditions that a row address strobe signal RAS is raised in a transfer cycle in which data held by the memory cell is transferred to the serial port, and that the data transfer to the serial port is completed by the data transfer gate .phi.DT.


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Ohshima, Shigeo. (1991). Multiport memory with improved timing of word line selection (U.S. Patent No. 5007028). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5007028

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