Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BACKLIGHT SYSTEM, DISPLAY DEVICE, AND BACKLIGHT CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2012/147594
Kind Code:
A1
Abstract:
In a light source unit (3) comprising a plurality of light emission points (R, G, B) which are arrayed in a first direction (X) and a second direction (Y) which are directions of the width and length of sub-pixels which have an elongated shape, the light discharge state varies in the first direction (X) and the second direction (Y) such that the light quantity distribution shapes of light beams which are collected by light collection units (5) and discharged from sub-pixels (1) depict an elongated shape similar to that of one sub-pixel.

Inventors:
UCHIDA TATSUO
SUZUKI YOSHITO
KAWAKAMI TOHRU
SEKIYA KAZUO
NISHIZAWA MASAHIRO
ISHINABE TAKAHIRO
KATAGIRI BAKU
EHARA KATSUNORI
HASHIMOTO YOSHIHIRO
ITOH YASUHISA
ISHII YUTAKA
Application Number:
PCT/JP2012/060502
Publication Date:
November 01, 2012
Filing Date:
April 18, 2012
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SHARP KK (JP)
UNIV TOHOKU (JP)
UCHIDA TATSUO
SUZUKI YOSHITO
KAWAKAMI TOHRU
SEKIYA KAZUO
NISHIZAWA MASAHIRO
ISHINABE TAKAHIRO
KATAGIRI BAKU
EHARA KATSUNORI
HASHIMOTO YOSHIHIRO
ITOH YASUHISA
ISHII YUTAKA
International Classes:
F21S2/00; F21V5/00; F21V5/04; G02F1/13357; F21Y101/02
Foreign References:
JPH11258604A1999-09-24
JP2010276757A2010-12-09
JP2007188858A2007-07-26
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
Patent business corporation Hara [Kenzo] international patent firm (JP)
Download PDF:
Claims: