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:
Jun. 06, 2000

Filed:

Oct. 26, 1998
Applicant:
Inventor:

Tomohiro Kitano, Kanagawa, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365190 ; 365203 ; 365204 ;
Abstract

When the data read out line is in the non-selective state, the data select line is at the 'L' level, and therefore, the NMOS transistor is turned on, and to the data read out line, the capacity of the condenser is added. Therefore, the potential rising of the data read out line because of the influence of the coupling capacity just after the data select line has become at the 'H' level, is small. After that, the memory cell data is transmitted to the data read out line, but at this time, the NMOS transistor becomes in the off state, and therefore, the capacity of the data read out line is reduced, so that the read out speed of the data may not be affected. Consequently, the signal interference because of the coupling capacity can be reduced.


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