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Reception/reproduction device, transmission device, reception/reproduction method and transmission method

  • US 9,456,194 B2
  • Filed: 08/03/2012
  • Issued: 09/27/2016
  • Est. Priority Date: 08/05/2011
  • Status: Active Grant
First Claim
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1. A reception and playback device comprising:

  • a processor; and

    a non-transitory computer-readable memory having stored thereon executable instructions, which when executed by the processor, cause the reception and playback device to;

    receive, with respect to a program that is currently played back in a first display mode, a switching instruction to switch a display mode from the first display mode to a second display mode;

    receive switching permission information indicating whether switching of a playback target stream of the program is permissible from a first stream corresponding to the first display mode to a second stream corresponding to the second display mode;

    judge, when the switching instruction is received, whether switching of the display mode is permissible from the first display mode to the second display mode based on the switching permission information; and

    when the judgment is affirmative, switch the playback target stream from the first stream to the second stream to perform playback using the second stream, and when judgment is negative, perform playback using the first stream, whereinthe program is composed of a plurality of scenes,the switching permission information defines, as a switchable scene, at least one of the plurality of scenes that is the same, except any difference between the first display mode and the second display mode, between the first stream and the second stream in terms of contents, andwith respect to the program that is currently played back in the first display mode, when the second stream exists and a scene that is played back is not the switchable scene defined by the switching permission information, the judgment is negative.

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