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:
Aug. 27, 2019

Filed:

Mar. 05, 2017
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Xin-Wei Shih, Changhua County, TW;

Chia-Ying Li, Taipei, TW;

Chao-Ling Hsu, Hsinchu, TW;

Yiou-Wen Cheng, Hsinchu, TW;

Shen-Kai Chang, Hsinchu County, TW;

Assignee:

MEDIATEK INC., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2019.01); G06F 3/16 (2006.01); G11B 20/10 (2006.01); G11B 27/10 (2006.01); H04R 29/00 (2006.01);
U.S. Cl.
CPC ...
G06F 3/165 (2013.01); G11B 20/10527 (2013.01); G11B 27/10 (2013.01); H04R 29/006 (2013.01); G11B 2020/10546 (2013.01); H04S 2400/15 (2013.01);
Abstract

An audio synchronization method includes: receiving a first audio signal from a first recording device; receiving a second audio signal from a second recording device; performing a correlation operation upon the first audio signal and the second audio signal to align a first pattern of the first audio signal and the first pattern of the second audio signal; after the first patterns of the first audio signal and the second audio signal are aligned, calculating a difference between a second pattern of the first audio signal and the second pattern of the second audio signal; and obtaining a starting-time difference between the first audio signal and the second audio signal for audio synchronization according to the difference between the second pattern of the first audio signal and the second pattern of the second audio signal.


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