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:
May. 23, 2017

Filed:

Oct. 14, 2015
Applicant:

Win Semiconductors Corp., Tao Yuan, TW;

Inventors:

Fan-Hsiu Huang, New Taipei, TW;

Jui-Chieh Chiu, Taoyuan, TW;

Chih-Wen Huang, Taoyuan, TW;

Assignee:

WIN Semiconductors Corp., Tao Yuan, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/16 (2006.01); H03F 1/02 (2006.01); H03F 3/193 (2006.01); H03F 1/30 (2006.01); H03F 1/32 (2006.01); H03F 3/191 (2006.01); H03F 3/21 (2006.01); H03F 3/24 (2006.01); H03F 1/22 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0205 (2013.01); H03F 1/303 (2013.01); H03F 1/32 (2013.01); H03F 3/191 (2013.01); H03F 3/193 (2013.01); H03F 3/211 (2013.01); H03F 3/245 (2013.01); H03F 1/22 (2013.01); H03F 1/223 (2013.01); H03F 3/16 (2013.01); H03F 2200/27 (2013.01); H03F 2200/294 (2013.01); H03F 2200/451 (2013.01);
Abstract

A power amplifier (PA) has been disclosed for linearity improvement. The PA comprises at least an amplifying transistor and at least an auxiliary transistor. Each amplifying transistor of the at least an amplifying transistor includes a first terminal for receiving an input signal of the PA, a second terminal for delivering an output signal of the PA, and a third terminal. Each auxiliary transistor of the at least an auxiliary transistor includes a first terminal, a second terminal coupled to the second terminal of the at least an amplifying transistor, and a third terminal electrically connected to the first terminal of the at least an amplifying transistor.


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