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:
Dec. 29, 2015

Filed:

Mar. 27, 2014
Applicant:

Advanced Energy Industries, Inc., Fort Collins, CO (US);

Inventors:

Michael Mueller, Loveland, CO (US);

Michael Lynn Westra, Windsor, CO (US);

Jeremy Richardson, Fort Colins, CO (US);

Gideon Van Zyl, Fort Collins, CO (US);

Assignee:

Advanced Energy Industries, Inc., Fort Collins, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 11/00 (2006.01); H02H 7/06 (2006.01); H02P 9/00 (2006.01); H03F 1/56 (2006.01); H02P 9/10 (2006.01); H03H 7/40 (2006.01); H01Q 11/12 (2006.01);
U.S. Cl.
CPC ...
H03F 1/56 (2013.01); H02P 9/105 (2013.01); H03H 7/40 (2013.01);
Abstract

A method and generator for modifying interactions between a load and the generator are described. The method includes applying output power to the load using a power amplifier, controlling a level of the output power responsive to a power control setting, and adjusting a conduction angle of the power amplifier to reduce a level of sensitivity of the power amplifier to variations of an impedance of the load. The generator includes a compensation subsystem coupled to the power amplifier that controls a conduction angle of the power amplifier to enable a sensitivity of the power amplifier to be adjusted.


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