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Detecting content based defects in a video stream

  • US 6,906,743 B1
  • Filed: 01/13/1999
  • Issued: 06/14/2005
  • Est. Priority Date: 01/13/1999
  • Status: Expired due to Term
First Claim
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1. An apparatus for detecting content based defects in a video stream comprising:

  • a plurality of detectors, each having an input coupled in parallel to receive the video stream and having an output, the output from each detector providing a separate specified content characteristic of the video stream;

    means for determining whether one of the separate specified content characteristics meet a predetermined alarm criterion; and

    means for reporting an error when the predetermined alarm criterion is met.

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