公开(公告)号：US10318040B2

公开(公告)日：2019-06-11

申请号：US15709818

申请日：2017-09-20

Applicant: LG DISPLAY CO., LTD.

Inventor： TaeHoon Kim ,  JeongKil Seo ,  Jinsoo Chung ,  DongHoon Lee ,  JunWook Yoo

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1343 ,  G06F3/044

Abstract: There is provided a touch display device including a display panel including a first electrode for touch sensing, a first support that covers a back surface of an edge area of the display panel, a second support on a back side of the first support and that covers an entirety of the back surface of the display panel, and a touch driver configured to: apply a first electrode driving signal to the first electrode, select one of the first support and the second support as a second electrode, and apply a second electrode driving signal to sense a user's touch pressure applied to the display panel.

公开(公告)号：US11886663B2

公开(公告)日：2024-01-30

申请号：US17871621

申请日：2022-07-22

Applicant: LG Display Co., Ltd.

Inventor： Kyurag Lee ,  DongHoon Lee

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/04182 ,  G06F3/04164 ,  G06F3/0446

Abstract: A display apparatus with a touch function and an operating method thereof are provided. The display apparatus with a touch function according to an embodiment of the present disclosure may include a touch line connected to a touch electrode disposed in a display area of the display apparatus, a noise sensing line disposed to be spaced apart from the touch line by a first distance in a non-display area of the display apparatus, a driving signal line for providing a driving signal of the display apparatus in the non-display area, and a touch driving circuit for identifying information on a touch input using a touch input signal acquired through the touch line and a noise signal acquired through the noise sensing line. Accordingly, the information on the touch input can be more accurately identified by controlling a touch input signal using a line for detecting a noise.

公开(公告)号：US10778965B2

公开(公告)日：2020-09-15

申请号：US15691564

申请日：2017-08-30

Applicant: LG Display Co., Ltd.

Inventor： Bogyun Chung ,  JinWoo Park ,  DongHoon Lee ,  JinYeong Kim ,  HyungJu Park ,  Mira Yun

IPC: H04N13/388 ,  H04N13/337 ,  H04N13/398 ,  H04N13/346

Abstract: Disclosed is a stereoscopic display device for realizing a sharp and realistic stereoscopic image. The stereoscopic display device includes a first display displaying a first image, a second display displaying a second image, and a semi-transmissive optical member including a polarization transmissive axis transmitting the first image and a polarization reflective axis reflecting the second image.

公开(公告)号：US11880523B2

公开(公告)日：2024-01-23

申请号：US17749628

申请日：2022-05-20

Applicant: LG Display Co., Ltd.

Inventor： Sungju Kim ,  DongHoon Lee

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3266

CPC classification number: G06F3/0412 ,  G06F3/04164 ,  G06F3/04166 ,  G09G3/3266 ,  G06F3/0445 ,  G06F3/0446 ,  G09G2300/0408 ,  G09G2310/0286

Abstract: Embodiments of the present disclosure relate to a touch display apparatus and a gate driving circuit, and more particularly, provide a touch display apparatus including: two or more signal lines that transmit clock signals having the same frequency and different phases; and a multiplexer including input nodes through which clock signals transmitted through the two or more signal lines are input and an output node outputting any one of clock signals input to the input nodes. According to the embodiments of the present disclosure, touch sensing accuracy and display quality are possible to be improved.

公开(公告)号：US20200110292A1

公开(公告)日：2020-04-09

申请号：US16710136

申请日：2019-12-11

Applicant: LG DISPLAY CO., LTD.

Inventor： JinYeong KIM ,  DongHoon Lee ,  JinWoo Park ,  Bogyun Chung

IPC: G02F1/1334 ,  G02F1/1335 ,  G02F1/1347

Abstract: Disclosed is a display device that includes a display area having an appearance of a specific color in a non-driving state or displaying a specific screen by using PDLC to improve esthetic appearance as in a home appliance. The display device comprises a reflective dispersed layer arranged on a display panel, wherein the reflective dispersed layer includes a PDLC layer between a first substrate and a second substrate, and a transflective layer arranged between the PDLC layer and the second substrate to transmit light externally emitted from the display panel and reflect externally incident light.

公开(公告)号：US10572044B2

公开(公告)日：2020-02-25

申请号：US15795845

申请日：2017-10-27

Applicant: LG Display Co., Ltd.

Inventor： JunWook Yoo ,  TaeHoon Kim ,  JeongKil Seo ,  Jinsoo Chung ,  DongHoon Lee

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047

Abstract: A touch-type display panel includes an array substrate including a plurality of sub-pixels defined by gate lines and data lines; a plurality of touch electrodes disposed to cover the sub-pixels; two or more touch driving lines that electrically connect a touch driving circuit to a respective one of the touch electrodes; and a connection line disposed on both sides of the one of the touch electrodes and configured to electrically connect the two or more touch driving lines.

公开(公告)号：US10324299B2

公开(公告)日：2019-06-18

申请号：US15722873

申请日：2017-10-02

Applicant: LG DISPLAY CO., LTD.

Inventor： DongHoon Lee

IPC: G09F13/04 ,  G02B27/09 ,  G02B3/00 ,  H05K5/00 ,  G02F1/1333 ,  G02F1/1335 ,  G02B3/08

Abstract: A video wall display device can include a multi-panel unit including a first display panel and a second display panel, the first display panel having a first display area adjacent to the second display panel having a second display area; a first optical member disposed adjacent to a boundary between the first display area and the second display area; and a second optical member disposed on the first optical member, across the multi-panel unit and including a tapered portion, in which the tapered portion of the second optical member is inclined from an edge of the first display area or an edge of the second display area toward the boundary between the first display area and the second display area.

公开(公告)号：US12153754B2

公开(公告)日：2024-11-26

申请号：US18520139

申请日：2023-11-27

Applicant: LG Display Co., Ltd.

Inventor： Jonghyun Han ,  DongHoon Lee ,  Younggyu Moon

IPC: G06F3/045 ,  G06F3/041 ,  G06F3/044

Abstract: Discussed is a display device including a substrate having a display area and a non-display area in the display area, light-emitting elements disposed in the display area, an encapsulation unit covering the light-emitting elements, a plurality of touch-sensing electrodes on the encapsulation unit in the display area and extending in a first direction, and a plurality of touch-driving electrodes on the encapsulation unit in the display area and extending in a second direction different from the first direction, in which the plurality of touch-sensing electrodes include a plurality of sub-touch-sensing electrodes spaced apart from each other, and in which at least one sub-touch-sensing electrode, which is adjacent to the non-display area among the plurality of sub-touch-sensing electrodes, is configured as a first variant electrode having a shape different from a shape of a remaining sub-touch-sensing electrode except for the at least one sub-touch-sensing electrode among the plurality of sub-touch-sensing electrodes.

公开(公告)号：US11093061B2

公开(公告)日：2021-08-17

申请号：US16782755

申请日：2020-02-05

Applicant: LG Display Co., Ltd.

Inventor： JunWook Yoo ,  TaeHoon Kim ,  JeongKil Seo ,  Jinsoo Chung ,  DongHoon Lee

IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044

Abstract: A touch-type display panel includes an array substrate including a plurality of sub-pixels defined by gate lines and data lines; a plurality of touch electrodes disposed to cover the sub-pixels; two or more touch driving lines that electrically connect a touch driving circuit to a respective one of the touch electrodes; and a connection line disposed on both sides of the one of the touch electrodes and configured to electrically connect the two or more touch driving lines.

公开(公告)号：US20200174609A1

公开(公告)日：2020-06-04

申请号：US16782755

申请日：2020-02-05

Applicant: LG Display Co., Ltd.

Inventor： JunWook Yoo ,  TaeHoon Kim ,  JeongKil Seo ,  Jinsoo Chung ,  DongHoon Lee

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047

Abstract: A touch-type display panel includes an array substrate including a plurality of sub-pixels defined by gate lines and data lines; a plurality of touch electrodes disposed to cover the sub-pixels; two or more touch driving lines that electrically connect a touch driving circuit to a respective one of the touch electrodes; and a connection line disposed on both sides of the one of the touch electrodes and configured to electrically connect the two or more touch driving lines.