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Method for providing progressive download service for playback apparatus supporting BD-J specification

  • US 8,515,259 B2
  • Filed: 09/15/2010
  • Issued: 08/20/2013
  • Est. Priority Date: 09/21/2009
  • Status: Active Grant
First Claim
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1. A method for providing a progressive download service for an A/V data providing server and a playback apparatus supporting a BD-J specification, the method comprising steps of:

  • (a) preparing an A/V data;

    (b) dividing the A/V data into a plurality of clips including a first clip group and a second clip group using a clip division information, wherein the first clip group includes one or more first clips each having a first size and the second clip group includes one or more second clips each having a second size larger than the first size; and

    (c) transmitting the plurality of clips from the A/V data providing server to the playback apparatus,wherein the clip division information comprises at least one of the first size, the second size, a number of the one or more first clips, a media network bandwidth of the A/V data, a customer network bandwidth necessary for transmitting the A/V data to the playback apparatus and a number of buffered clips,wherein a first mathematical expression

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