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Apparatus and method for synchronizing a secondary audio track to the audio track of a video source

  • US 8,179,475 B2
  • Filed: 03/09/2007
  • Issued: 05/15/2012
  • Est. Priority Date: 03/09/2007
  • Status: Expired due to Fees
First Claim
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1. A secondary audio track synchronization apparatus for synchronizing a secondary audio track to an audio track of a video source comprising:

  • a detection module searching for distinct audio events that are to be found in a first audio track wherein said distinct audio events are not found in said secondary audio track;

    a timing module;

    a first audio event time of first audio event detected via said detection module wherein said first audio event occurs in an audio track of a video;

    a desired audio event time for said first audio event;

    said timing module altering a timing of a secondary audio track based on a difference between said first audio event time and said desired audio event time wherein said timing of said secondary audio track is adjusted to remain in synchronization with said audio track of said video.

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