Patent ID: 9025088
Filing Date: 2015-05-05
Classification: G02B,G02F

Abstract:
1. A sectional dynamic-driving backlight module, comprising: a controlling board; a plurality of light source sets, being disposed on the controlling board, wherein each of the light source sets have a red-light LED chip, a green-light LED chip, a blue-light LED chip, and a white-light LED chip; a directional lens unit, being disposed over the light source sets and comprising: a light homogenizing unit, being disposed over the directional lens unit, used for homogenizing the light directed and concentrated by the directional lens unit; and a display unit for showing an image to be displayed; wherein when the image to be displayed is showed on the display unit, the controlling board would control the light source sets according to the colors of different sections of the image to be displayed, therefore the light source sets make the red-light LED chip, the green-light LED chip, the blue-light LED chip, or the white-light LED chip emit light correspondent with the controlling from the controlling board.