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:
Nov. 21, 1995

Filed:

Sep. 14, 1994
Applicant:
Inventor:

Satoshi Yamano, Kawasaki, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
36523001 ; 365 78 ;
Abstract

A FIFO memory device using a serial pointer consists of first second memory cell arrays, a row decoder for selecting a word line first and second write registers for storing data, each write register consisting of registers, and a serial write pointer for serially selecting each register. The serial write pointer consists of pointers corresponding to the first and second write registers. The row decoder is located between the first memory cell array and the second memory cell array. In the device, in adjacent registers in each write register, the shift direction of one register indicated by said serial write pointer is opposed to the shift direction of the other register.


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