公开(公告)号：US20210256904A1

公开(公告)日：2021-08-19

申请号：US17021971

申请日：2020-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Bong Gyun KANG ,  Kyun Ho KIM ,  Sung-Mo YANG ,  Young Soo SOHN

IPC: G09G3/3225

Abstract: A display device includes: a screen saver operable to cause an image to be displayed with a lowered luminance in a screen save mode by lowering a scale factor from a first value based on the image being displayed as a still image longer than a reference time; and an overcurrent protection circuit operable to detect an overcurrent and cause a power of the display device to be turned off based on a predetermined current value that is reduced according to the scale factor and comparison between the predetermined current value and a driving current supplied provided to a display panel in which the image is displayed.