公开(公告)号：US20220189412A1

公开(公告)日：2022-06-16

申请号：US17522742

申请日：2021-11-09

Applicant: LG Display Co., Ltd.

Inventor： Sun Cheol Noh ,  Tae Gung Kim

IPC: G09G3/3275 ,  G09G3/00

Abstract: A display device includes a display panel configured to display images, a data driver configured to supply data voltages to the display panel, and a controller configured to control the data driver, wherein the controller operates in a normal mode having normal driving conditions and a power saving mode having driving conditions for reducing power consumption and lowers a driving frequency and an environment of an interface connected to the data driver as compared to a driving frequency and an interface environment in the normal mode when operating in the power saving mode.

公开(公告)号：US11620954B2

公开(公告)日：2023-04-04

申请号：US17522742

申请日：2021-11-09

Applicant: LG Display Co., Ltd.

Inventor： Sun Cheol Noh ,  Tae Gung Kim

IPC: G06F13/16 ,  G09G3/00 ,  G09G3/3275 ,  H04N5/63

Abstract: A display device includes a display panel configured to display images, a data driver configured to supply data voltages to the display panel, and a controller configured to control the data driver, wherein the controller operates in a normal mode having normal driving conditions and a power saving mode having driving conditions for reducing power consumption and lowers a driving frequency and an environment of an interface connected to the data driver as compared to a driving frequency and an interface environment in the normal mode when operating in the power saving mode.

公开(公告)号：US11650779B2

公开(公告)日：2023-05-16

申请号：US17522659

申请日：2021-11-09

Applicant: LG Display Co., Ltd.

Inventor： Dae Hyeon Park ,  Tae Gung Kim ,  Sun Cheol Noh

IPC: G06F3/14 ,  G09G3/3208

CPC classification number: G06F3/1446 ,  G06F3/1438 ,  G09G3/3208 ,  G09G2300/026 ,  G09G2310/08 ,  G09G2352/00 ,  G09G2370/08 ,  G09G2370/16

Abstract: An infinitely expandable display apparatus includes a set board outputting image data, a plurality of display devices connected to one another through an interface circuit based on a cascading scheme to sequentially receive the image data, and an output deviation compensation circuit generating a deviation compensation signal for allowing the image data to be simultaneously output from the plurality of display devices, and transferring the deviation compensation signal to the plurality of display devices.

公开(公告)号：US20220188057A1

公开(公告)日：2022-06-16

申请号：US17522659

申请日：2021-11-09

Applicant: LG Display Co., Ltd.

Inventor： Dae Hyeon Park ,  Tae Gung Kim ,  Sun Cheol Noh

IPC: G06F3/14 ,  G09G3/3208

Abstract: An infinitely expandable display apparatus includes a set board outputting image data, a plurality of display devices connected to one another through an interface circuit based on a cascading scheme to sequentially receive the image data, and an output deviation compensation circuit generating a deviation compensation signal for allowing the image data to be simultaneously output from the plurality of display devices, and transferring the deviation compensation signal to the plurality of display devices.