公开(公告)号：US20200294475A1

公开(公告)日：2020-09-17

申请号：US16491579

申请日：2017-07-25

Applicant: Sanechips Technology Co., Ltd.

Inventor： Minhua XIE ,  Huabo GUAN ,  Wanyong AI ,  Zhonglin LI

IPC: G09G5/397 ,  G09G5/36

Abstract: Embodiments of the present disclosure disclose a method and device for reducing bandwidth consumption of a display controller. The method includes: whether image data of a current User Interface (UI) frame to be displayed is the same as image data of a previous UI frame is judged; when the image data of the current UI frame to be displayed is the same as the image data of the previous UI frame, image data in a nontransparent region except a transparent region of the previous UI frame is read; and when the image data of the current UI frame to be displayed is different from the image data of the previous UI frame, a transparent region of the current UI frame to be displayed is determined according to a preset strategy. Embodiments of the present disclosure further disclose a display controller and a computer storage medium.