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Commercial detector

  • US 20030145320A1
  • Filed: 01/08/2003
  • Published: 07/31/2003
  • Est. Priority Date: 03/08/2000
  • Status: Abandoned Application
First Claim
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1. A commercial detecting method comprising the steps of receiving a plurality of broadcast signals, comparing said received signals, and if one or more of the received signals differs from the other received signals by more than a preset amount, generating a signal indicating presence of a commercial.

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