Patent ID: 9564092
Date: 2017-02-07
CPC Classifications: G09G

Claim:
1. A drive device for driving a display panel, the display panel comprising: a plurality of pixels, wherein, in a case where (i) positive source signals and negative source signals are being written into at least one pixel of the display panel such that the positive source signals and the negative source signals are alternated with every frame or with every given number of frames and (ii) an instruction to change a refresh rate of the display panel is received, the drive device changes the refresh rate with a timing with which there is a match between a length of time for which the positive source signals are written into the at least one pixel and a length of time for which the negative source signals are written into the at least one pixel, and wherein, in a case where the instruction to change the refresh rate is received during a second frame immediately following a first frame during which the drive device changes the refresh rate, the drive device does not change the refresh rate in response to the instruction.