Patent ID: 9691332
Date: 2017-06-27
CPC Classifications: G09G

Claim:
1. A method for adjusting brightness of a backlight in a terminal device, comprising: receiving a control instruction to adjust a current brightness value to a target brightness value; stopping current supply to backlights of a first backlight assembly; determining a first target current value necessary for backlights of a second backlight assembly to reach the target brightness value; and providing the first target current value to the backlights of the second backlight assembly, when the current brightness value is greater than a first threshold and the target brightness value is less than the first threshold, wherein the terminal device comprises the first backlight assembly and the second backlight assembly, each of which comprises a plurality of backlights, and the terminal device supplies current to the backlights of the first backlight assembly and the backlights of the second backlight assembly.