公开(公告)号：US20250157421A1

公开(公告)日：2025-05-15

申请号：US18911422

申请日：2024-10-10

Applicant: Sharp Display Technology Corporation

Inventor： Masashi TSUBOTANI

IPC: G09G3/34 ,  G09G3/20 ,  G09G3/32 ,  G09G3/36

Abstract: A display device includes a display panel including a liquid crystal panel and a backlight disposed behind the liquid crystal panel, and a controller configured to control luminance of the backlight. The controller is configured to increase or decrease the luminance of the backlight at a time of switching a refresh rate when an image is displayed on the display panel in accordance with an image signal in such a manner that a change in luminance of the display panel before and after the switching with respect to an image signal having the same gray scale falls within a predetermined range.