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.

Patent No.:

US 8441842 B1

PDF
Full Text
Expired
Date of Patent:
May. 14, 2013

Filed:

Dec. 21, 2010
Applicants:

Vinod Rachamadugu, Kurnool, IN;

Setti Shanmukheswara Rao, Bangalore, IN;

Satisha Nanjunde Gowda, Hassan, IN;

Inventors:

Vinod Rachamadugu, Kurnool, IN;

Setti Shanmukheswara Rao, Bangalore, IN;

Satisha Nanjunde Gowda, Hassan, IN;

Assignee:

LSI Corporation, Milpitas, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

A memory device includes a memory array comprising a plurality of memory cells. At least a given one of the memory cells comprises a pair of cross-coupled inverters and associated write assist circuitry. The write assist circuitry comprises first switching circuitry coupled between a supply node of a device of the first inverter and a supply node of the memory cell, and second switching circuitry coupled between a supply node of a device of the second inverter and the supply node of the memory cell. The first and second switching circuitry are separately controlled such that during a write operation of the memory cell the supply node of one of the devices is connected to the supply node of the memory cell while the supply node of the other device is not connected to the supply node of the memory cell but is instead permitted to float.


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Rachamadugu, Vinod. (2013). Memory device having memory cells with enhanced low voltage write capability (U.S. Patent No. 8441842). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8441842

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