Patent ID: 9269314
Filing Date: 2016-02-23
CPC Classification: G09G

Claim Text:
1. A display driver comprising: a driver circuit which can output a driving signal to a display panel externally connected to the display driver; a memory which is configured to include a plurality of memory mats and can store image data for generating the driving signal; a plurality of power supply switches which can perform an ON and OFF control of power supply to each of the plurality of memory mats; and a control circuit which can perform the ON and OFF control of the plurality of power supply switches, wherein the image data is stored into the plurality of the memory mats sequentially in a predetermined order, and wherein the control circuit can perform a control which turns on the plurality of power supply switches in such a manner that power supply to the memory mat to which the image data is written at an initial time, among the plurality of memory mats, becomes stable earlier than power supply to the other memory mats.