公开(公告)号：US20230245630A1

公开(公告)日：2023-08-03

申请号：US18003458

申请日：2021-07-08

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Masaaki OHNISHI ,  Shinji MASUDA ,  Jun ARAYA ,  Masaomi SHIBATA ,  Tatsuya INA

IPC: G09G3/36

CPC classification number: G09G3/36 ,  G09G2360/144 ,  G09G2320/0626 ,  G09G2320/0233

Abstract: A display device (100) includes: a display (10) which includes a display screen (10a) on which a video is displayed; a decorative sheet (20) which is disposed on a display screen (10a) side of the display (10), is larger than the display screen (10a) in a front view of the display screen (10a), and covers the display screen (10a), the decorative sheet including a first region (R1) which overlaps with the display screen (10a) in the front view and a second region (R2) which does not overlap with the display screen (10a) in the front view; and a controller (50) which controls a luminance of the video that is displayed by the display (10), based on (i) an illuminance of ambient light around the display (10) and the decorative sheet (20) and (ii) first information indicating a relationship between the illuminance and appearances of a third region and the second region (R2) on the decorative sheet (20), the third region corresponding to a black display region of the video in the first region (R1).