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:
Nov. 24, 2015

Filed:

Sep. 14, 2012
Applicants:

Chia-ming Chang, Taoyuan County, TW;

Chia-yan Hsu, Taoyuan County, TW;

Hsin-chien Peng, Taoyuan County, TW;

Inventors:

Chia-Ming Chang, Taoyuan County, TW;

Chia-Yan Hsu, Taoyuan County, TW;

Hsin-Chien Peng, Taoyuan County, TW;

Assignee:

HTC Corporation, Taoyuan, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01); H04R 1/28 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2803 (2013.01); H04R 2499/11 (2013.01);
Abstract

A portable electronic device including a circuit board, a speaker, an electronic component and an inner casing is provided. The speaker is disposed on the circuit board. The electronic component is disposed on the circuit board and right next to the speaker. The circuit board is disposed in the inner casing including a main cavity, an extended cavity and a channel. The main cavity is connected to the circuit board to define an acoustic chamber for containing the speaker. The main cavity having a first opening. The speaker is connected to the first opening and a part of the speaker is exposed by the first opening. The extended cavity is connected to the main cavity and located above the electronic component. The channel connects the main cavity and the extended cavity, and the extended cavity communicates with the main cavity through the channel.


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