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:
Jan. 13, 2004

Filed:

Sep. 17, 2002
Applicant:
Inventor:

Naom Chaplik, San Diego, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 1/00 ;
U.S. Cl.
CPC ...
H03B 1/00 ;
Abstract

A stop band second order active RC filter architecture that does not use a non-inverting input to receive an input signal, and that employs both positive and negative feedback to provide an RC transfer function having an imaginary zero.


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