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:
Mar. 24, 2020

Filed:

Jun. 14, 2018
Applicant:

Infineon Technologies Austria Ag, Villach, AT;

Inventors:

Karl Norling, Villach, AT;

Erwin Huber, Munich, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/687 (2006.01); H03K 17/16 (2006.01); H03K 17/0812 (2006.01);
U.S. Cl.
CPC ...
H03K 17/168 (2013.01); H03K 17/08122 (2013.01); H03K 17/08128 (2013.01); H03K 17/162 (2013.01);
Abstract

A system includes a control circuit having first and second detectors coupled to a first node of the control circuit, first and second filters coupled to the first and second detectors, and a logic circuit coupled to the first and second filters, a diode circuit having a first node coupled to the first node of the control circuit, and a switch having a first current node coupled to a second node of the diode circuit, a gate coupled to a second node of the control circuit, and a second current node coupled to a third node of the control circuit, wherein a first detector is used to provide a first event overcurrent signal and a second detector is used to provide a multiple event overcurrent signal or a warning signal.


Find Patent Forward Citations

Loading…