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.
Patent No.:
Date of Patent:
Jul. 13, 2004
Filed:
Mar. 13, 2003
Applicant:
Inventors:
Manfred Bruckmann, Nürnberg, DE;
Alois Wald, Adelsdorf, DE;
Hans-Georg Köpken, Erlangen, DE;
Benno Weis, Hemhofen, DE;
Assignee:
Siemens Aktiengesellschaft, München, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/76 ; G05F 1/10 ;
U.S. Cl.
CPC ...
H03M 1/76 ; G05F 1/10 ;
Abstract
A controlled drive circuit for an analog controlled power semiconductor includes a digitally operating logic module, which has a control input receiving control signals from an A/D converter and a control output supplying processed control signals to a D/A module that converts the processed digital control signals signal to an analog or quasi-analog control variable that controls the power semiconductor.