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DATA DISTRIBUTION

  • US 20120023523A1
  • Filed: 10/04/2011
  • Published: 01/26/2012
  • Est. Priority Date: 10/15/2009
  • Status: Active Grant
First Claim
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1. A device, comprising:

  • a communication interface configured to receive programming information and index data associated with the programming information from a service provider multicast over a plurality of channels; and

    logic configured to;

    request address information from the service provider,receive the address information, wherein the address information includes a first multicast address,join a first multicast group corresponding to the first multicast address, wherein the first multicast group is associated with the index data,receive, via the communication interface, the index data,identify a second multicast address associated with at least some of the programming information,join a second multicast group corresponding to the second multicast address, andreceive, via the communication interface, at least some of the programming information.

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