Title:
VIDEO DISPLAY DEVICE AND VIDEO DISPLAY METHOD
Document Type and Number:
Japanese Patent JP2011154225
Kind Code:
A
Abstract:
To provide technology with which illumination time of each illumination region is varied according to a change of motion of a moving image, and technology, in particular, with which afterglow of a backlight is reduced if the motion of a video is slow.
A video display device is equipped with: the backlight; a transmission-type display panel configured to control transmission of light coming from the backlight; a motion detecting means which detects motion between frames or fields of an input video signal; and a lighting time control means configured to control a lighting time of the backlight based on the detection result of the motion detecting means.
Inventors:
KOBAYASHI DAISUKE
Application Number:
JP2010016233A
Publication Date:
August 11, 2011
Filing Date:
January 28, 2010
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
G09G3/36; G02F1/133; G09G3/20; G09G3/34; H04N5/66
Domestic Patent References:
JP2009192753A | 2009-08-27 | |||
JP2008096521A | 2008-04-24 | |||
JP2007286610A | 2007-11-01 | |||
JP2002323876A | 2002-11-08 | |||
JP2002287700A | 2002-10-04 | |||
JP2002156950A | 2002-05-31 | |||
JP2009288793A | 2009-12-10 | |||
JP2009251331A | 2009-10-29 |
Attorney, Agent or Firm:
Patent Business Corporation Sakura International Patent Office
Hiroshi Horiguchi
Hiroshi Horiguchi
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