Backlight module

Abstract

The present invention discloses a backlight module, used for a liquid crystal display apparatus. The backlight module comprises a back plate, positioned at the bottom of the backlight module; a display area being in the liquid crystal display apparatus in accordance with the back plate and overlapping therewith, and the display area has a display area center line; and a plurality of LEDs classified to belong to several bright bins respectively and the display area center line has a center corresponding to the LEDs, wherein the LEDs belonging to a higher bright bin are positioned closer to the center and the LEDs belonging to a lower bright bin are positioned farther to the center. The LED backlight module of the present invention can raise the usage rate of LEDs and reduce the cost efficiently.

Dependencies are inferred from the claim text.