Patent ID: 9047085
Filing Date: 2015-06-02
Classification: G06F,G06T,G09G,Y02D

Abstract:
1. A method for controlling a display device that has self-refresh capabilities, the method comprising: exiting a power-saving state, wherein the power-saving state comprises a state where a graphics processing unit (GPU) is placed in a sleep state and a transmitter side of a communications path coupled between the GPU and the display device is shut down; executing a fast resume routine that includes only a portion of the operations included in a full initialization routine; generating updated pixel data for display on the display device based on commands and data received via an auxiliary communications channel that is included in the communications path; causing the display device to exit a panel self-refresh mode after the commands and data are received via the auxiliary communications channel; transmitting the updated pixel data to the display device; and continuing with a full initialization operation that includes operations not included in the fast resume routine after transmitting the updated pixel data to the display device.