Patent ID: 7667786

Claim:
A direct backlight unit for a liquid-crystal display device having a concavely curved panel, the backlight unit comprising: a frame contoured to substantially match the concavely curved form of the display-device panel; a surface light source mounted on a front side of said frame and being of concavely curved form substantially matching that of the display-device panel; a scattering plate provided over said surface light source and being of concavely curved form substantially matching that of the display-device panel; an optical sheet provided over said scattering plate and being of concavely curved form substantially matching that of the display-device panel; and a reflective sheet attached to a back side of said frame, therein being contoured to substantially match the concavely curved form of the display-device panel; wherein the concavely curved display-device panel, said frame, said surface light source, said scattering plate, said optical sheet, and said reflective sheet are parallel to one another.