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METHOD FOR ENSURING SYNCHRONOUS PRESENTATION OF ADDITIONAL DATA WITH AUDIO DATA

  • US 20100169694A1
  • Filed: 09/11/2009
  • Published: 07/01/2010
  • Est. Priority Date: 11/27/2001
  • Status: Active Grant
First Claim
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1. A method of reproducing main data and additional data, the method being performed by at least one device and comprising:

  • retrieving a main data stream, an additional data stream and management information, the main data stream including the main data, the additional data stream including the additional data associated with the main data, and the management information corresponding to the main data and including indication information and attribute information;

    associating the main data with the additional data using the management information; and

    reproducing the additional data according to the attribute information, wherein the additional data is reproduced in a synchronous manner with the main data, based on time information, the indication information indicating a presence of the time information and the time information being associated with presentation time of the additional data.

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