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:
Jul. 17, 2012

Filed:

Jul. 22, 2008
Applicants:

Thomas Kirchmeier, Teningen, DE;

Hans-juergen Windisch, Ehrenkirchen, DE;

Michael Glueck, Freiburg, DE;

Erich Pivit, Allmersbach im Tal, DE;

Inventors:

Thomas Kirchmeier, Teningen, DE;

Hans-Juergen Windisch, Ehrenkirchen, DE;

Michael Glueck, Freiburg, DE;

Erich Pivit, Allmersbach im Tal, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
Abstract

A high frequency power supply, in particular a plasma supply device, for generating an output power greater than 1 kW at a basic frequency of at least 3 MHz with at least one switch bridge, which has two series connected switching elements, wherein one of the switching elements is connected to a reference potential varying in operation, and is activated by a driver, and wherein the driver has a differential input with two signal inputs and is connected to the reference potential varying in operation.


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