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:
Aug. 07, 2012

Filed:

Mar. 29, 2010
Applicant:

Min-chung Chou, Hsinchu, TW;

Inventor:

Min-Chung Chou, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/4063 (2006.01); G11C 11/4074 (2006.01); G11C 11/409 (2006.01); G11C 11/4096 (2006.01);
U.S. Cl.
CPC ...
Abstract

A dynamic RAM which includes a first inverter, a second inverter, a sense amplifier, a first pair of switches, a pair of bit lines, and a dynamic RAM cell. The first inverter receives a first driving signal. A power end of the first inverter is coupled to a first voltage source. The second inverter receives a second driving signal output from the first inverter. A power end of the second inverter is coupled to a second voltage source. The sense amplifier senses and amplifies a voltage difference between a first sensing signal and a second sensing signal. A power end of the sense amplifier is coupled to a third voltage source, wherein a voltage value of the second voltage source is between a voltage value of the first voltage source and a voltage value of the third voltage source.


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