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Method and apparatus for correcting corrupted digital video transport streams

  • US 20020087995A1
  • Filed: 06/14/2001
  • Published: 07/04/2002
  • Est. Priority Date: 06/14/2000
  • Status: Active Grant
First Claim
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1. A video-on-demand (VOD) system, comprising:

  • a transmission channel;

    a plurality of receivers coupled to the transmission channel, a VOD client at each receiver capable of subscribing to one or more VOD sessions over a transport stream; and

    a headend coupled to the transmission channel, said headend including a video server than can transmit one or more VOD sessions to one or more receivers, and a control server coupled to the video server, the control server to dynamically allocate and terminate VOD sessions over the transport stream as VOD clients are added and terminated, and, if necessary, to cause the video server to transmit one or more dummy sessions over the transport stream to maintain a predetermined minimum bandwidth of content over the transport stream.

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