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Video playback device for channel browsing

  • US 20080163303A1
  • Filed: 12/20/2007
  • Published: 07/03/2008
  • Est. Priority Date: 12/29/2006
  • Status: Active Grant
First Claim
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1. A video playback device, provided in a P2P-based network, comprising:

  • a channel pre-cached buffer, for storing a plurality of video blocks corresponding to a number of pre-cached channels;

    a display interface, for receiving a request for channel browsing from a viewer and executing playback of the video blocks pertaining to a selected channel indicated on the request; and

    an agent module, for receiving the request for channel browsing from the display interface, obtaining a seed/peer list pertaining to the selected channel indicated on the request, and downloading the video blocks from seed and/or peer nodes based on the seed/peer list;

    characterized in thatthe agent module applies an automatic refreshing mechanism for updating the corresponding video blocks to each pre-cached channel by supplying the most updated video blocks in the channel pre-cached buffer.

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