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Advertisement subgroups for digital streams

  • US 6,615,039 B1
  • Filed: 05/10/2000
  • Issued: 09/02/2003
  • Est. Priority Date: 05/10/1999
  • Status: Expired due to Term
First Claim
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1. A method for simultaneously transmitting different targeted advertisements within programming to different subgroups in a telecommunications system, the method comprising:

  • receiving a program stream that is some combination of a video stream and an audio stream;

    receiving a plurality of advertisement streams, each advertisement stream being some combination of a video stream and an audio stream;

    inserting a first advertisement stream in the program stream to create a first presentation stream and a second advertisement stream in the program stream to create a second presentation stream;

    simultaneously transmitting the first presentation to a first subgroup and the second presentation stream to a second subgroup.

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