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Apparatus for processing video signals having different aspect ratios

  • US 5,347,318 A
  • Filed: 06/10/1993
  • Issued: 09/13/1994
  • Est. Priority Date: 06/16/1992
  • Status: Expired due to Term
First Claim
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1. A video signal processing apparatus comprising:

  • a) input means for inputting a video signal;

    b) detecting means for detecting an aspect ratio of said video signal inputted to said input means;

    c) holding means for holding aspect information representing said aspect ratio detected by said detecting means;

    d) abnormal state detecting means for detecting an abnormal state of said video signal inputted to said input means; and

    e) output means for selectively outputting aspect information outputted from said aspect ratio detecting means and said aspect information held by said holding means, in accordance with an output of said abnormal state detecting means.

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