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. 14, 2017

Filed:

Jan. 05, 2015
Applicant:

Airoha Technology Corp., Hsinchu, TW;

Inventors:

Kuen-Rong Hsieh, Hsinchu, TW;

I-Feng Su, Hsinchu, TW;

Jhang-Liang Lin, Hsinchu, TW;

Sheng-Yo Chiu, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01); G06F 3/16 (2006.01); H04W 4/00 (2009.01); G05B 15/02 (2006.01); H04N 21/4363 (2011.01);
U.S. Cl.
CPC ...
G06F 3/165 (2013.01); G05B 15/02 (2013.01); H04W 4/008 (2013.01); H04N 21/43637 (2013.01); H04R 2227/005 (2013.01); H04R 2420/07 (2013.01);
Abstract

An audio synchronization method for Bluetooth speakers is disclosed. The Bluetooth speakers comprise a first Bluetooth speaker and a second Bluetooth speaker transmitting digital audio packets by Bluetooth communication. The method comprises steps of: fetching the sample counts of the first Bluetooth speaker and the second Bluetooth speaker at the first timing; and adjusting the sample rate of the second Bluetooth speaker according to the sample counts of the first Bluetooth speaker and the second Bluetooth speaker. By using the method of the present invention, the sample counts are checked periodically to keep the Bluetooth speakers audio synchronized.


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