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. 30, 2016

Filed:

Sep. 04, 2013
Applicant:

Continental Automotive Systems, Inc., Auburn Hills, MI (US);

Inventor:

Sergio Garcia de Alba Garcin, Guadalajara, MX;

Assignee:

Continental Automotive Systems, Inc., Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 11/12 (2006.01); H03H 7/06 (2006.01); H03H 7/01 (2006.01);
U.S. Cl.
CPC ...
H03H 11/1213 (2013.01); H03H 7/0153 (2013.01); H03H 7/06 (2013.01); H03H 11/1204 (2013.01);
Abstract

A fast-response high-order low-pass filter circuit is provided. The circuit includes a plurality of low pass filter (LPF) poles that are connected in series, a forward bypass channel that includes a first delta voltage module that conducts at a first predetermined voltage and a first impedance module that provides a first impedance and is in series with the first delta voltage module, and a reverse bypass channel that includes a second delta voltage module that conducts at a second predetermined voltage and a second impedance module that provides a second impedance and is in series with the second delta voltage module. The forward and reverse bypass channels are arranged to bypass current around at least one of the plurality of LPF poles when a voltage difference across the at least one of the plurality of LPF poles exceeds one of the first predetermined voltage and the second predetermined voltage.


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