公开(公告)号：US11810503B2

公开(公告)日：2023-11-07

申请号：US17591001

申请日：2022-02-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeksu Kwon ,  Jihoon Kim

IPC: G09G3/3208

CPC classification number: G09G3/3208 ,  G09G2300/0452 ,  G09G2310/0291 ,  G09G2310/0297 ,  G09G2330/021

Abstract: A display device including: a display panel including first and second data lines, a first and second pixels connected to first and second data lines in first pixel row, third and fourth pixels connected to the second data line in a second pixel row; and a display driver configured to receive image data including first, second, third and fourth pixel data for the first, second, third and fourth pixels, and provide first, second, third and fourth data voltages corresponding to the first, second, third and fourth pixel data to the first, second, third and fourth pixels through the first and second data lines, the display driver further configured to: calculate average data of the first and second pixel data; and selectively perform a charge sharing operation between the first and second data lines according to whether a first increase/decrease condition and a second increase/decrease condition are satisfied.

公开(公告)号：US20240087493A1

公开(公告)日：2024-03-14

申请号：US18511515

申请日：2023-11-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeksu Kwon ,  Dongwook Suh

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2300/0814 ,  G09G2310/027 ,  G09G2310/08

Abstract: A display device includes a first gamma line providing a first gamma voltage; a second gamma line providing a second gamma voltage; a local tab point line; a first switch configured to connect the first gamma line to the local tab point line based on a tab division enable signal; and a second switch configured to connect the second gamma line to the local tab point line based on the tab division enable signal.

公开(公告)号：US20220366826A1

公开(公告)日：2022-11-17

申请号：US17693961

申请日：2022-03-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeksu Kwon ,  Dongwook Suh

IPC: G09G3/20

Abstract: A display device includes a first gamma line providing a first gamma voltage; a second gamma line providing a second gamma voltage; a local tab point line; a first switch configured to connect the first gamma line to the local tab point line based on a tab division enable signal; and a second switch configured to connect the second gamma line to the local tab point line based on the tab division enable signal.

公开(公告)号：US12266284B2

公开(公告)日：2025-04-01

申请号：US18511515

申请日：2023-11-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeksu Kwon ,  Dongwook Suh

IPC: G09G3/20

Abstract: A display device includes a first gamma line providing a first gamma voltage; a second gamma line providing a second gamma voltage; a local tab point line; a first switch configured to connect the first gamma line to the local tab point line based on a tab division enable signal; and a second switch configured to connect the second gamma line to the local tab point line based on the tab division enable signal.

公开(公告)号：US11862059B2

公开(公告)日：2024-01-02

申请号：US17693961

申请日：2022-03-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeksu Kwon ,  Dongwook Suh

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2300/0814 ,  G09G2310/027 ,  G09G2310/08

Abstract: A display device includes a first gamma line providing a first gamma voltage; a second gamma line providing a second gamma voltage; a local tab point line; a first switch configured to connect the first gamma line to the local tab point line based on a tab division enable signal; and a second switch configured to connect the second gamma line to the local tab point line based on the tab division enable signal.