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Display apparatus

  • US 20050225681A1
  • Filed: 03/22/2005
  • Published: 10/13/2005
  • Est. Priority Date: 04/09/2004
  • Status: Active Grant
First Claim
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1. A display apparatus to receive a picture signal containing information of a picture and to process the picture signal by at least an area making up the picture, comprising:

  • a motion detector to detect whether there is a motion in an area of a picture signal;

    a hysteresis generator to output hysteresis information on each area according to a detected result of the motion detector from at least one of previous frames and a current frame;

    a moving picture detector to detect whether the picture signal is a moving picture signal or a still picture signal in the area on the basis of the hysteresis information; and

    a gradation level converter to convert the picture signal corresponding to the area into either a group of gradation levels for a moving picture to display the moving picture signal or a group of gradation levels for a still picture to display the still picture signal according to a detected result of the moving picture detector.

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