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. 29, 2016

Filed:

Dec. 07, 2014
Applicant:

Htc Corporation, Taoyuan County, TW;

Inventors:

Chien-Hua Lee, Taoyuan County, TW;

Yen-Chuan Lin, Taoyuan County, TW;

Assignee:

HTC Corporation, Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01); H03G 3/30 (2006.01); H03F 3/19 (2006.01); H03F 1/56 (2006.01); H03F 3/24 (2006.01); H03F 3/68 (2006.01);
U.S. Cl.
CPC ...
H03G 3/3042 (2013.01); H03F 1/56 (2013.01); H03F 3/19 (2013.01); H03F 3/245 (2013.01); H03F 3/68 (2013.01); H03F 2200/111 (2013.01); H03F 2200/222 (2013.01); H03F 2200/318 (2013.01); H03F 2200/387 (2013.01); H03F 2200/411 (2013.01); H03F 2200/451 (2013.01); H03F 2203/21103 (2013.01);
Abstract

A wireless communication device that includes a power amplifier and an antenna is provided. The power amplifier includes a first and a second power amplifying paths, a first and a second selection circuits, first matching circuits and second matching circuits. The first and the second power amplifying paths receive a first and a second input signals respectively. The first selection circuit selects one of the first matching circuits according to a frequency band of the first input signal to perform a first matching process to generate a first output signal. The second selection circuit selects one of the second matching circuits according to a frequency band of the second input signal to perform a second matching process to generate a second output signal. The antenna is coupled to the power amplifier to transmit the first and/or the second output signals.


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