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. 01, 2011

Filed:

Mar. 17, 2006
Applicants:

Tobias Bühler, Graz, AT;

Thomas Jessenig, Klagenfurt, AT;

Radek Gancarz, Debica, PL;

Inventors:

Tobias Bühler, Graz, AT;

Thomas Jessenig, Klagenfurt, AT;

Radek Gancarz, Debica, PL;

Assignee:

Austriamicrosystems AG, Unterpremstaetten, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01); G09G 3/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method includes a voltage converter outputting an output voltage that is based on an input voltage and on a first multiplication factor, determining a predicted current sink voltage based on a new multiplication factor obtained from a set of selectable values, based on a signal derived from the input voltage, based on a load voltage across an electrical load, and based on a correction voltage. The method also includes comparing a predicted current sink voltage with a predetermined threshold value and outputting the new multiplication factor to a control input of the voltage converter if the predicted current sink voltage exceeds the predetermined threshold value.


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