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Method of recording and reproducing sample data to/from a recording medium and sample data containing recording medium

  • US 20080162359A1
  • Filed: 02/21/2008
  • Published: 07/03/2008
  • Est. Priority Date: 03/13/2001
  • Status: Abandoned Application
First Claim
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1. A method of reproducing digital content protected by Digital Right Management (DRM) information authorizing a reproduction of the digital content, comprising:

  • determining whether sample data corresponding to the digital content is present based on first indication information indicating a presence of the sample data, wherein the sample data is associated with encrypted digital data and is not protected;

    if the sample data is determined to be present, reading second indication information corresponding to attribute information of the sample data; and

    reproducing the sample data based on the second indication information without considering the DRM information, whereinthe first indication information is inserted into an information field referring to the digital content, andthe second indication information includes at least one of location information, identification information and management information.

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