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. 02, 2015

Filed:

Jul. 26, 2013
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Gregory J. Fredeman, Wappingers Falls, NY (US);

Abraham Mathews, Austin, TX (US);

Donald W. Plass, Poughkeepsie, NY (US);

Vinod Ramadurai, South Burlington, VT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 7/12 (2006.01);
U.S. Cl.
CPC ...
G11C 7/12 (2013.01);
Abstract

A single-ended low-swing power-savings mechanism is provided. The mechanism comprises a precharge device that turns off in an evaluation phase and a first biasing device is always on. Within the mechanism, a strength of a keeper device is changed to a first level in response to an input of the second biasing device being at a first voltage level. Within the mechanism the strength of the keeper device is changed to a second level in response to the input of the second biasing device being at a second voltage level. Responsive to receiving a (precharged voltage level read data line signal, a precharged voltage level of the first node falls faster when the keeper device is weakened to a first level. The keeper device turns on in response to receiving a LOW signal and pulls up the voltage at the first node so that a HIGH signal is output.


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