公开(公告)号：US20200183704A1

公开(公告)日：2020-06-11

申请号：US16792575

申请日：2020-02-17

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chih-Yung LAI ,  Yi LI ,  Fengjun LI

IPC: G06F9/4401 ,  G06F1/3234 ,  G06F3/14

Abstract: A method for waking up a computer from a sleep state is provided, the method includes: before controlling a computer to enter a sleep state, a CPU stores picture information currently displayed on a display screen, obtains the stored picture information in a process in which the computer is woken up from the sleep state, displays the picture information on the display screen, and then starts an operating system. According to a manner of the embodiments of the present invention, before the computer starts the operating system, the display screen has lighted up, and a black screen state of the display screen in a process of waking up the computer from the sleep state is ended relatively early, to further reduce a waiting time of a user and improve user experience.