公开(公告)号：US20240071277A1

公开(公告)日：2024-02-29

申请号：US18455240

申请日：2023-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Sibeak Pyo ,  Sungjin Kim ,  Hyosang Yang ,  Eunjung Oh ,  Seungkyu Lee ,  Yoongyu Lee ,  Hyelim Lee ,  Younwoo Choe ,  Hyunseok Hong ,  Younguk Hwang

IPC: G09G3/20

CPC classification number: G09G3/2003 ,  G09G2320/0276 ,  G09G2320/0673

Abstract: In a gamma voltage correction method for a display device including a first display area and a second display area, the gamma voltage correction method includes: correcting a gamma voltage for each sub-pixel of the first display area based on measured light characteristics of a first area of the first display area in a plurality of gray levels; and correcting a gamma voltage for each sub-pixel of the second display area based on measured light characteristics of a second area of the first display area around the second display area and measured light characteristics of the second display area in the plurality of gray levels.