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Distributed architecture for digital program insertion in video streams delivered over packet networks

  • US 20060075449A1
  • Filed: 09/24/2004
  • Published: 04/06/2006
  • Est. Priority Date: 09/24/2004
  • Status: Abandoned Application
First Claim
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1. A method for digital program insertion comprising:

  • inserting, by a head-end unit, Internet protocol (IP) splice points into a digital video transport stream embedded with cue tone signals;

    sending the digital video transport stream across an IP distribution network;

    splicing, at a downstream edge device of the IP distribution network, a digital program into the digital video transport stream, the digital program being inserted into the digital video transport stream at one of the IP splice points;

    delivering the digital video transport stream with the digital program inserted to a viewing device.

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