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Horizontal contour emphasizing signal processor

  • US 5,543,859 A
  • Filed: 04/06/1995
  • Issued: 08/06/1996
  • Est. Priority Date: 04/15/1994
  • Status: Expired due to Term
First Claim
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1. A horizontal contour emphasizing signal processor in which an input luminance signal is converted to a first horizontal contour emphasizing signal, further comprising:

  • detector means for detecting a period during which a change in the input luminance signal occurs,signal generator means for generating a generated signal during said period,multiplication means for multiplying said first horizontal contour emphasizing signal by said generated signal to produce a second horizontal contour emphasizing signal,delay means for delaying the input luminance signal for a predetermined period, andsynthesizinq means for adding said second horizontal contour emphasizing signal to the input luminance signal delayed by said delay means.

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