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. 05, 2019

Filed:

Jan. 13, 2017
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Paolo Enrico De Falco, Bristol, GB;

Gavin Watkins, Bristol, GB;

Konstantinos Mimis, Bristol, GB;

Kevin A. Morris, Bristol, GB;

Souheil Ben Smida, Bristol, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/56 (2006.01); H03F 3/60 (2006.01); H03F 3/19 (2006.01); H03F 3/68 (2006.01);
U.S. Cl.
CPC ...
H03F 1/56 (2013.01); H03F 3/19 (2013.01); H03F 3/602 (2013.01); H03F 2200/451 (2013.01); H03F 2203/21103 (2013.01); H03F 2203/21106 (2013.01); H03F 2203/21139 (2013.01); H03F 2203/21142 (2013.01);
Abstract

An embodiment provides an amplifier system with multiple amplification paths connected to a combiner for combination of signals amplified in the amplification paths, each amplification path comprising an amplifier and a matching network provided between the amplifier and the combiner, wherein the individual amplifiers can interact through the combiner, causing an active load-pull effect. The matching networks of the paths comprise harmonic terminations configured to one or more of reduce an overlap between the voltage and current waveforms within the amplifier connected to the matching network and improve the linearity of one or more of the amplifiers.


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