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. 13, 2016

Filed:

Mar. 03, 2011
Applicants:

Mark Niederberger, Einsiedeln, CH;

Vincenzo Leonardo, Wadenswil, CH;

Inventors:

Mark Niederberger, Einsiedeln, CH;

Vincenzo Leonardo, Wadenswil, CH;

Assignee:

AMS AG, Unterpremstaetten, AT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 1/30 (2006.01); H03K 17/082 (2006.01);
U.S. Cl.
CPC ...
G01R 1/30 (2013.01); H03K 17/0822 (2013.01); H03K 2217/0027 (2013.01);
Abstract

A detection circuit has a detection path and a control path. The detection path comprises a signal limiter () with a signal input (), which is connected to a detection node (OUT), and a filter () which is coupled to a signal output () of the signal limiter (). The detection path also comprises a short circuit detector () with a first and a second detector input () and a detector output (), wherein the first detector input () is coupled to the filter (). The control path comprises a control circuit () for controlling a switch () which is coupled to the detector output () and to the filter () by means of a control input () and is connected to the switch () by means of a control output (). The switch () is coupled to the detection node (OUT) and to a supply node (VSS, VHV).


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