Patent ID: 8619017
Filing Date: 2013-12-31
Classification: G09G

Abstract:
1. A display device to display an image corresponding to image signals in a predetermined display area, the display device comprising: a backlight including a plurality of individually-placed backlight sources corresponding to a plurality of areas included in the display area; a panel that includes a plurality of panel pixels corresponding to the display area and that changes transmittance of light from the plurality of individually-placed backlight sources in units of pixels; panel control means for calculating emission brightness settings of each of the backlight sources in accordance with the image signals and setting the transmittance of light in each of the panel pixels in accordance with the emission brightness settings of each of the plurality of individually-placed backlight sources set individually; a nonlinear conversion table stored in storage means; and backlight control means for converting the emission brightness settings of each of the backlight sources calculated by the panel control means to light source control values in accordance with the nonlinear conversion table and supplying the light source control values to the backlight sources.