发明名称 |
BACKLIGHT UNIT, LIQUID CRYSTAL DISPLAY DEVICE COMPRISING SAME, AND GAME MACHINE |
摘要 |
A backlight unit for a liquid crystal display device includes: a light source; a first light guiding panel which guides light emitted from the light source; a second light guiding panel which is disposed behind the first light guiding panel and is provided to be movable so as to be selectively disposed at a position of being overlapped with a predetermined area of the first light guiding panel in a back and forth direction and at a position of not being overlapped with the predetermined area in a back and forth direction; and a driving part which provides a driving force for moving the second light guiding panel. |
申请公布号 |
US2015247966(A1) |
申请公布日期 |
2015.09.03 |
申请号 |
US201314429366 |
申请日期 |
2013.09.02 |
申请人 |
TOVIS CO., LTD. |
发明人 |
Kim Yong-Beom |
分类号 |
F21V8/00;G07F17/32 |
主分类号 |
F21V8/00 |
代理机构 |
|
代理人 |
|
主权项 |
1. A backlight unit for a liquid crystal display device comprising:
a light source; a first light guiding panel which guides light emitted from the light source; a second light guiding panel which is disposed behind the first light guiding panel and is provided to be movable so as to be selectively disposed at a position of being overlapped with a predetermined area of the first light guiding panel in a back and forth direction and at a position of not being overlapped with the predetermined area in a back and forth direction; and a driving part which provides a driving force for moving the second light guiding panel. |
地址 |
Yeonsu-gu Incheon KR |