Direct-type backlight unit with diffusion film for flat panel liquid crystal display
AssigneeAu Optronics Corporation
InventorsHan-Chou Liu, Chuan-Pei Yu, Chin-Kun Hsieh
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Abstract
A direct-type backlight unit for flat panel liquid crystal display is provided. The direct-type backlight unit includes a plurality of lamps installed within a housing. A reflection plate is installed under the plurality of lamps in the housing. A diffusion film with a plurality of apertures thereon is installed above the plurality of lamps for diffusing light generated by the plurality of lamps. An optic focusing film is located on the diffusion film. The flat panel liquid crystal display is located above the optic focusing film.
Claims20
A direct-type backlight unit for a flat panel liquid crystal display, comprising:
- a plurality of lamps installed within a housing;
- a reflection plate installed under the plurality of lamps in the housing;
- and
- a metal diffusion film with a plurality of apertures thereon installed above the plurality of lamps for diffusing light generated by the plurality of lamps and dissipating heat from the direct-type backlight unit.
A direct-type backlight unit for a flat panel liquid crystal display, comprising:
- a plurality of lamps installed within a housing;
- a reflection plate installed under the plurality of lamps in the housing;
- a diffusion film with a plurality of apertures thereon installed above the plurality of lamps for diffusing light generated by the plurality of lamps;
- a heat-dissipating piece directly connected to the diffusion film;
- and
- a heat exchanging means connected with the heat-dissipating piece.
Dependencies are inferred from the claim text.