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Methods and apparatus for monitoring the insertion of local media content into a program stream

  • US 9,544,622 B2
  • Filed: 11/28/2014
  • Issued: 01/10/2017
  • Est. Priority Date: 07/23/2004
  • Status: Active Grant
First Claim
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1. A method of detecting locally inserted media, the method comprising:

  • detecting, by executing an instruction via a processor, for a media signal received at a media presentation location, at least one of;

    (a) a change in an absence or presence of a packet identifier in the received media signal,(b) a change in a rate of the presence of a packet identifier in the received media signal,(c) a change in a program mapping structure associated with the received media signal,(d) a change in an absence or presence of errors in the received media signal,(e) a change in metadata associated with the received media signal, or(f) a change in a consumer media device associated with the received media signal; and

    inserting, by executing an instruction via the processor, a label into the media signal when any of (a) to (f) indicate that locally inserted media has been spliced into the media signal, the label to identify the spliced locally inserted media as locally inserted media, the locally inserted media having been spliced into source media to generate the received media signal after receipt of the source media at the media presentation location.

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