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:
Jan. 21, 2020

Filed:

Jun. 26, 2018
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Chia-Wei Wang, Taichung, TW;

Yi-Te Chiu, Hsinchu, TW;

Wen-Pin Hsieh, Hsinchu, TW;

Assignee:

MEDIATEK INC., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/41 (2006.01); G11C 11/419 (2006.01); G11C 5/00 (2006.01);
U.S. Cl.
CPC ...
G11C 11/419 (2013.01); G11C 5/00 (2013.01);
Abstract

A data line control circuit has a data line driving circuit and a write-assist data line driving circuit. The data line driving circuit is used to drive differential data lines during a write operation of at least one memory cell. The write-assist data line driving circuit is used to drive at least one write-assist data line during the write operation of the at least one memory cell, wherein the at least one write-assist data line is isolated from the differential data lines, and is driven to have a first voltage transition from a first voltage level to a second voltage level, such that one of the differential data lines has a second voltage transition from a third voltage level to a fourth voltage level that is induced by the first voltage transition via capacitive coupling.


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