Title:
BACKLIGHT DEVICE, AND DISPLAY DEVICE INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2022190423
Kind Code:
A
Abstract:
To provide a technique that prevents a light guide plate from deteriorating due to heat of a light source.SOLUTION: A backlight device 30 has a light guide plate 31, a plurality of light sources 322, and a movement mechanism 33. The plurality of light sources 322 is arranged facing one end face of the light guide plate 31. The movement mechanism 33 moves the position of the light guide plate 31 along the arrangement direction of the plurality of light sources 322.SELECTED DRAWING: Figure 2A
Inventors:
OKADA TOMOHIKO
ABE OSAMU
ABE OSAMU
Application Number:
JP2021098740A
Publication Date:
December 26, 2022
Filing Date:
June 14, 2021
Export Citation:
Assignee:
SHARP KK
International Classes:
F21S2/00; F21V15/01; F21V17/00; F21V29/00; G02F1/13357; H05B47/10
Attorney, Agent or Firm:
Hiroyuki Maei