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:
May. 03, 2022

Filed:

Jun. 17, 2019
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Christoph Steffan, Graz, AT;

Inge Siegl, Graz, AT;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/49 (2006.01); G01N 27/416 (2006.01); G01N 27/30 (2006.01);
U.S. Cl.
CPC ...
G01N 27/49 (2013.01); G01N 27/4167 (2013.01); G01N 27/302 (2013.01);
Abstract

In some examples, a circuit arrangement has a first output node for connection to a first electrode of the electrochemical cell, a second output node for connection to a second electrode of the electrochemical cell and a third output node for connection to a third electrode of the electrochemical cell. The circuit arrangement further has an interface circuit designed to output a first voltage at the first output node and further designed to output a third voltage at the third output node, which third voltage is set such that a second voltage at the second output node corresponds to a reference voltage. A control unit is designed to set the first voltage such that a predetermined cell voltage is applied between the first and the second output node. The control circuit is further designed to adjust the reference voltage depending on the electrical state of the electrochemical cell.


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