Title:
バックライト装置および液晶表示装置
Document Type and Number:
Japanese Patent JP3991358
Kind Code:
B2
Abstract:
A back-light device and a liquid crystal display in which light from light sources is guided to a light-guiding plate efficiently and heat of the light sources is dissipated efficiently. The back-light device of the liquid crystal panel has a front frame and a rear frame. There are provided four optical sheets, a light-guiding plate, a flexible PCB, two light sources, and a reflecting sheet between the front frame and the rear frame. The flexible PCB has a PCB part and two erected parts. A resistor and a thermistor as electronic parts and two light sources are installed on the PCB part in the vicinity of the erected parts. A light-radiating surface of the light source is pressed to an incident surface of the light-guiding plate by the erected part.
Inventors:
Hirokazu Nakayoshi
Kazuo Hashimoto
Isamu Noguchi
Kazuo Hashimoto
Isamu Noguchi
Application Number:
JP2003001435A
Publication Date:
October 17, 2007
Filing Date:
January 07, 2003
Export Citation:
Assignee:
ソニー株式会社
International Classes:
F21V8/00; G02F1/1333; G02F1/13357; F21Y101/02
Domestic Patent References:
JP2002350850A | ||||
JP2002216527A | ||||
JP2001184928A |
Attorney, Agent or Firm:
Shigeru Noda