Title:
光源装置およびそれを用いた液晶表示装置
Document Type and Number:
Japanese Patent JP4816437
Kind Code:
B2
Abstract:
Color non-uniformity due to LED light sources of a liquid crystal display (LCD) device is improved. A light quantity control film is arranged between an LED source and the entrance surface of a mixing light guide plate. This light quantity control film is arranged in the part which reduces the quantity of light of the LED with the strongest light quantity among a plurality of same colors.
Inventors:
Kamiaki Mikami
Application Number:
JP2006340613A
Publication Date:
November 16, 2011
Filing Date:
December 19, 2006
Export Citation:
Assignee:
NEC
International Classes:
F21S2/00; F21V7/00; F21V8/00; F21V9/08; G02F1/13357; H01L33/46; H01L33/60; F21Y101/02
Domestic Patent References:
| JP2005332719A | ||||
| JP6222363A | ||||
| JP2000010094A | ||||
| JP2000331522A | ||||
| JP8234200A |
Attorney, Agent or Firm:
Masahiko Desk
Naoki Shimosaka
Naoki Shimosaka