公开(公告)号：US20210056938A1

公开(公告)日：2021-02-25

申请号：US16945243

申请日：2020-07-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xitong MA ,  Lihua GENG ,  Xianzhen LI ,  Donglei MU

IPC: G09G5/397 ,  G09G3/20

Abstract: The present disclosure provides a method and device for switching a display channel, a display driving device and a display device. The method includes: sending a first switching signal to a write controller of a current display channel when a switching instruction for switching from the current display channel to a target display channel is received; acquiring a frame address in which final write operation of data is completed, and taking the frame address as a first address and a next frame address as a second address; sending a second switching signal to a write controller of the target display channel; and sending a third switching signal to a read controller.