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. 15, 2014

Filed:

Sep. 05, 2013
Applicant:

Asustek Computer Inc., Taipei, TW;

Inventors:

Chia-Hao Chang, Taipei, TW;

Meng-Huan Wu, Taipei, TW;

Kuo-Chu Liao, Taipei, TW;

Assignee:

ASUSTeK Computer Inc., Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

The antenna matching circuit control device with an antenna body includes a sensing module, a processing module, a power adjusting module and a frequency adjusting module. The sensing module senses an object that approaches the antenna body and outputs a sensing signal accordingly. The processing module is coupled to the sensing module and outputs a first control signal and a second control signal according to the sensing signal. The power adjusting module is coupled to the processing module and controls a power amplifier to couple with one of a plurality of first matching circuits according to the first control signal. The frequency adjusting module is coupled to the antenna body and the power adjusting module. The frequency adjusting module controls one of a plurality of second matching circuits to couple with one of the first matching circuits according to the second control signal.


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