Backlight module with optical film protector and liquid crystal display device using same
AssigneeInnolux Display Corp.
InventorChien-Chung Fang
Life of this patent
Estimating the term…
Abstract
An exemplary backlight module (11) includes a light source (17) including a lamp cover (172), at least one optical film (13, 14), a light guide plate (16), and a spacing member (168). The lamp cover includes an upper plate (173). The light guide plate includes a light incident surface (161), a light output surface (162) adjacent to the light incident surface (161). The light source is adjacent to the light incident surface. The at least one optical film is provided on the light output surface. The spacing member is provided between the at least one optical film and the upper plate of the lamp cover.
Claims19
A backlight module comprising:
- a light source comprising a lamp cover, the lamp cover comprising an upper plate;
- a light guide plate comprising a light incident surface and a light output surface adjacent to the light incident surface, the light source being adjacent to the light incident surface;
- at least one optical film provided on the light output surface;
- and
- a spacing member provided between the at least one optical film and the upper plate of the lamp cover.
A liquid crystal display device comprising:
- a liquid crystal display panel;
- and
- a backlight module positioned for providing uniform light for the liquid crystal panel, the backlight module comprising:
- a light source comprising a lamp cover, the lamp cover comprising an upper plate;
- a light guide plate comprising a light incident surface and a light output surface adjacent to the light incident surface, the light source being adjacent to the light incident surface;
- at least one optical film provided on the light output surface;
- and
- a spacing member provided between the at least one optical film and the upper plate of the lamp cover.
A backlight module comprising:
- a light source comprising a lamp cover, the lamp cover comprising an upper plate;
- a light guide plate comprising a light incident surface and a light output surface adjacent to the light incident surface, the light source being adjacent to the light incident surface;
- at least one optical film provided on the light output surface;
- and
- a space circumferentially provided between the at least one optical film and the upper plate of the lamp cover.
Dependencies are inferred from the claim text.