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Method and device for driving plasma display panel

  • US 20020190925A1
  • Filed: 11/21/2001
  • Published: 12/19/2002
  • Est. Priority Date: 06/18/2001
  • Status: Active Grant
First Claim
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1. A method for driving a plasma display panel by replacing a frame with a plurality of subframes having weights of luminance and by setting on and off of light emission of cells for each subframe so as to realize a gradation display, the method comprising the steps of:

  • assigning a luminance weight to the subframes so that plural types of subframe expressions as combinations of subframes to be lighted are prepared for a specific gradation; and

    applying a superposition method in which the plural types of subframe expressions are mixed only to the specific area of the frame that is made of pixels having the specific gradation and has a luminance gradient within a preset value range between the neighboring pixels.

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