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Image display device having memory property, driving control device and driving method to be used for same

  • US 8,446,358 B2
  • Filed: 04/16/2009
  • Issued: 05/21/2013
  • Est. Priority Date: 04/16/2008
  • Status: Active Grant
First Claim
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1. An image display device having a memory property comprising:

  • a display section comprising a plurality of display elements each having a memory property;

    a driving unit to drive said display section at a specified output voltage; and

    a control unit to control said driving unit;

    wherein a screen of said display section is renewed by driving for a period of time corresponding to a plurality of frames according to input gray level data of a renewed screen;

    wherein said control unit controls said driving unit to sequentially drive each display element with a coarse gray level at said specified output voltage specified by a high-order bit of gray level data of said renewed screen during a first displaying period in a renewing period corresponding to said plurality of frames and with a fine and minute gray level at said specified output voltage specified by a low-order bit of gray level data of said renewed screen during a second displaying period in said renewing period.

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