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Patent Searching and Data


Title:
LIQUID CRYSTAL DISPLAY
Document Type and Number:
Japanese Patent JP2011145395
Kind Code:
A
Abstract:

To provide a liquid crystal display that can realize higher-quality images with a lower cost.

When a backlight driving part performs line sequence writing drive for each pixel in an upper display region on a liquid crystal display panel, lighting starting is performed so that light is selectively radiated from a lower radiation region. Meanwhile, when the backlight driving part performs the line sequence writing drive for each pixel in a lower display region of a display region on the liquid crystal display panel, lighting starting is performed so that light is selectively radiated from an upper radiation region. Further, in a backlight, a phase difference between an on-period Ton in the upper radiation region and an on-period Ton in the lower radiation region falls within a range from 90°to 150° both inclusive. backlight. The blurring in moving images is corrected with sufficient balance on the entire display screen.


Inventors:
KIKUCHI NORIFUMI
OGAWA SHINJI
YOSHIZAWA YORIAKI
Application Number:
JP2010005083A
Publication Date:
July 28, 2011
Filing Date:
January 13, 2010
Export Citation:
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Assignee:
SONY CORP
International Classes:
G02F1/133; G09G3/20; G09G3/34; G09G3/36
Attorney, Agent or Firm:
Yoichiro Fujishima
Yasushi Santanzaki
Masao Hasebe
Takaaki Tanaami