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:
Dec. 11, 2007

Filed:

Feb. 08, 2006
Applicants:

Maria-flora Carreto, Richardson, TX (US);

Charles Parkhurst, Allen, TX (US);

Inventors:

Maria-Flora Carreto, Richardson, TX (US);

Charles Parkhurst, Allen, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for affecting operation of a signal treating device that is provided an operating voltage ranging between an upper voltage limit and a lower voltage limit for treating at least one input signal includes: a respective dynamic bias unit coupled with the signal treating device for each respective input signal of the at least one input signal; and a respective transconductance control unit coupled with each the respective dynamic bias unit. Each respective dynamic bias unit and transconductance control unit cooperates to operate the signal treating device responsive to the at least one input signal approaching at least one of the upper voltage limit and the lower voltage limit.


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