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Signal recording/reproducing apparatus, signal recording/reproducing method, signal reproducing apparatus, signal reproducing method, and program

  • US 20040218896A1
  • Filed: 06/14/2004
  • Published: 11/04/2004
  • Est. Priority Date: 05/20/2002
  • Status: Active Grant
First Claim
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1. A signal recording/reproducing apparatus comprising:

  • feature vector generation means for extracting a feature quantity from a video signal and/or an audio signal and forming its vector to generate a feature vector;

    recording means for recording the video signal and/or the audio signal and the feature vector generated by the feature vector generation means;

    registration means for registering at least a part of the feature vectors recorded in the recording means;

    coincidence detection means for detecting a feature vector substantially coincident with at least one of feature vectors registered by the registration means, from the feature vector recorded in the recording means;

    reproduction point setting means for setting a reproduction start point based on the detected feature vector; and

    reproduction means for reproducing the video signal and/or the audio signal from the reproduction start point set by the reproduction point setting means.

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