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. 21, 2011

Filed:

Jul. 06, 2010
Applicant:

Jason Su, Los Altos, CA (US);

Inventor:

Jason Su, Los Altos, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A circuit receives an input signal characterized by a first pair of rail voltages and generates in response thereto an output signal characterized by a second pair of rail voltages. The circuit comprises first and second transistors coupled in series between a high reference voltage and a low reference voltage. The input signal drives a control lead of the second transistor. The logical inverse of the input signal drives a control lead of a third transistor, which couples a charge source to the control lead of the first transistor in response thereto in order to turn off the first transistor. The charge source can be either a voltage source or a charged capacitive node. Of importance, the third transistor does not have to overcome contention with other transistors to turn off said first transistor.


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