US 2010/0149835 A1 · BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME

Abstract

A backlight assembly includes a light guide plate guiding light, one or more light sources disposed on a side of the light guide plate and generating and providing the light to the light guide plate, a housing including a bottom portion and sidewall portions which each extend from the bottom portion, and accommodating the light guide plate and the light sources, and a light source cover. The light source cover includes a flat portion which contacts a top surface of the light guide plate, a height-adjusting portion which extends upward or downward from the flat portion to form a stepped shape and has the light sources installed thereunder, and fixing portions which extend from the height-adjusting portion and are fixed to a corresponding one of the sidewall portions. A centerline of the light sources is aligned with a centerline of the light guide plate.

Claims20

Dependent claims

A backlight assembly comprising:

a light guide plate guiding light;
a light source disposed on a side of the light guide plate, and generating and providing the light to the light guide plate;
a housing comprising a bottom portion and a sidewall portion which each extend from the bottom portion, and accommodating the light guide plate and the light sources therein;
and
a light source cover comprising:
a flat portion which overlaps a top surface of the light guide plate,
a height-adjusting portion continuous with the flat portion and forming a step with the flat portion, the height-adjusting portion disposed substantially parallel with the flat portion and non-coplanar with the flat portion, the light sources disposed between the height-adjusting portion and the bottom portion of the housing, and
fixing portions continuous with and extending from the height-adjusting portion, and fixed to the sidewall.

5 more elements

A display device comprising:

a display panel displaying images;
a light guide plate guiding light to the display panel;
a light source disposed on a side of the light guide plate, and generating and providing the light to the light guide plate;
a housing comprising a bottom portion and sidewall portion which extend from the bottom portion, and accommodating the light guide plate and the light sources;
and
a light source cover comprising:
a flat portion which overlaps a top surface of the light guide plate,
a height-adjusting portion continuous with the flat portion and forming a step with the flat portion, the height-adjusting portion being disposed substantially parallel to the flat portion and non-coplanar with the flat portion, and
fixing portions continuous with and each extending from the height-adjusting portion, and fixed to a corresponding one of the sidewall portions disposed at the side of the light guide plate.

6 more elements

Dependencies are inferred from the claim text.

Backlight assembly and display device having the same

Life of this patent

Backlight assembly and display device having the same

Life of this patent

Abstract

Claims20