公开(公告)号：US10509503B2

公开(公告)日：2019-12-17

申请号：US16101787

申请日：2018-08-13

Applicant: LG Display Co., Ltd.

Inventor： Jonghee Hwang ,  Buyeol Lee ,  Junseok Oh

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

Abstract: A method of driving a display device includes: sensing a touch signal from a plurality of touch electrodes in a touch panel, sensing a force signal from a force sensor, based on the sensed touch signal, determining whether or not the touch panel is in a submerged state, when the touch panel is determined to be in the submerged state, increasing sensing periods of the touch signal and the force signal, detecting a baseline variation of the force sensor, based on the detected baseline variation, changing a sensing reference value of the force sensor, based on the increasing the sensing periods, sensing the force signal equal to or greater to the changed sensing reference value through the force sensor, and when the force signal equal to or greater to the changed sensing reference value is sensed through the force sensor, decreasing the sensing periods.

公开(公告)号：US09639205B2

公开(公告)日：2017-05-02

申请号：US14981550

申请日：2015-12-28

Applicant: LG Display Co., Ltd.

Inventor： Cheolse Kim ,  Buyeol Lee ,  Sunjung Lee ,  Sangsoo Hwang ,  Yoonhwan Woo ,  Manhyeop Han

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  G09G3/36

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G02F1/136286 ,  G02F2001/134372 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  G09G3/3648 ,  G09G2354/00

Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

公开(公告)号：US20240221618A1

公开(公告)日：2024-07-04

申请号：US18395352

申请日：2023-12-22

Applicant: LG Display Co., Ltd.

Inventor： Minseok Kim ,  Buyeol Lee ,  Hun Jang ,  Sanghoon Jung

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: Disclosed is a transparent micro-LED unit pixel circuit capable of driving red, green, and blue micro-LED elements with one driving transistor to increase an area size of a transmissive area, and a transparent micro-LED display device including the same. The transparent micro-LED unit pixel circuit includes first to third micro-LEDs emitting light based on a driving current; a driving transistor configured to control the driving current, wherein the driving transistor is disposed between and connected to an anode electrode of each of the first micro-LED, the second micro-LED, and the third micro-LED and a high-potential power line; a storage capacitor disposed between and connected to a gate electrode and a source electrode of the driving transistor; and a first transistor configured to apply a data voltage to the gate electrode of the driving transistor.

公开(公告)号：US10481741B2

公开(公告)日：2019-11-19

申请号：US15377182

申请日：2016-12-13

Applicant: LG Display Co., Ltd.

Inventor： Manhyeop Han ,  Kyoseop Choo ,  Buyeol Lee ,  Moonbong Song ,  Jiho Cho

IPC: G06F3/044 ,  G06F3/041 ,  G06K9/00 ,  G06F3/0488 ,  G09G3/00

Abstract: A display device including a sensor screen having a touch recognition function and a fingerprint recognition function is disclosed. The display device includes a display panel having a first display area and a second display area that are adjacent to each other, a first touch sensor being disposed in the first display area, and a sensor screen having a first transparent substrate and a second transparent substrate that are sequentially disposed on the display panel, and a fingerprint sensor and a second touch sensor that are disposed between the first transparent substrate and the second transparent of the sensor screen corresponding to the second display area of the display panel.

公开(公告)号：US09748512B2

公开(公告)日：2017-08-29

申请号：US14919580

申请日：2015-10-21

Applicant: LG DISPLAY CO., LTD.

Inventor： Hyoungsu Kim ,  Namwook Cho ,  Jaehee Park ,  Euitae Kim ,  Buyeol Lee ,  Hyuntaek Lim ,  Junbae Son ,  Myungjae Yoo ,  Jaemyon Lee

IPC: H01L33/00 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

CPC classification number: H01L51/5228 ,  H01L27/3246 ,  H01L27/326 ,  H01L51/0097 ,  H01L51/5234 ,  H01L2251/5323

Abstract: A see-through organic light emitting display device including a light emitting region having a transparent anode, an organic light emitting layer, and a transparent cathode, and a see-through region having a transparent auxiliary electrode, which is configured to transmit external light. The transparent auxiliary electrode can be made from the same material as the transparent anode and separated from the transparent anode, and the transparent cathode extends into the see-through region so as to be electrically connected with the transparent auxiliary electrode.

公开(公告)号：US20160283032A1

公开(公告)日：2016-09-29

申请号：US15157305

申请日：2016-05-17

Applicant: LG Display Co., Ltd.

Inventor： Cheolse Kim ,  Buyeol Lee ,  Sunjung Lee ,  Sangsoo Hwang ,  Yoonhwan Woo ,  Manhyeop Han

IPC: G06F3/041 ,  G09G3/36 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1368 ,  G06F3/044 ,  G02F1/1335

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G02F1/136286 ,  G02F2001/134372 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  G09G3/3648 ,  G09G2354/00

Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

Abstract translation: 提供了一种触摸传感器集成显示装置，包括形成在彼此相交的基板上的栅极线和数据线，形成在栅极线和数据线之间的交叉处的多个像素电极，以及形成为与 多个像素电极通过设置在公共电极和多个像素电极之间的绝缘膜，其中，所述公共电极包括至少两个触摸电极，每个触摸电极连接到布置在第一方向 和与第一方向交叉的第二方向。

公开(公告)号：US12093496B2

公开(公告)日：2024-09-17

申请号：US18221490

申请日：2023-07-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Cheolse Kim ,  Buyeol Lee ,  Sunjung Lee ,  Sangsoo Hwang ,  Yoonhwan Woo ,  Manhyeop Han

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1362 ,  G06F3/041 ,  G09G3/36 ,  G02F1/1343

CPC classification number: G06F3/0446 ,  G02F1/13338 ,  G02F1/136286 ,  G06F3/0412 ,  G09G3/3648 ,  G02F1/134372 ,  G06F2203/04103 ,  G09G2354/00

Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

公开(公告)号：US11740749B2

公开(公告)日：2023-08-29

申请号：US17510363

申请日：2021-10-25

Applicant: LG DISPLAY CO., LTD.

Inventor： Cheolse Kim ,  Buyeol Lee ,  Sunjung Lee ,  Sangsoo Hwang ,  Yoonhwan Woo ,  Manhyeop Han

IPC: G06F3/044 ,  G02F1/1333 ,  G09G3/36 ,  G06F3/041 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G06F3/0446 ,  G02F1/13338 ,  G02F1/136286 ,  G06F3/0412 ,  G09G3/3648 ,  G02F1/134372 ,  G06F2203/04103 ,  G09G2354/00

Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

公开(公告)号：US11157123B2

公开(公告)日：2021-10-26

申请号：US16847118

申请日：2020-04-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Cheolse Kim ,  Buyeol Lee ,  Sunjung Lee ,  Sangsoo Hwang ,  Yoonhwan Woo ,  Manhyeop Han

IPC: G06F3/044 ,  G02F1/1333 ,  G09G3/36 ,  G06F3/041 ,  G02F1/1362 ,  G02F1/1343

Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

公开(公告)号：US11003265B2

公开(公告)日：2021-05-11

申请号：US15796386

申请日：2017-10-27

Applicant: LG DISPLAY CO., LTD.

Inventor： Jaegyun Lee ,  Jihyun Jung ,  Buyeol Lee ,  Sangkyu Kim ,  Ruda Rhe ,  Hyangmyoung Gwon

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047 ,  H01L27/32 ,  H01L51/52

Abstract: Disclosed herein is a touch sensor integrated type electroluminescent display device having a plurality of gate lines and data lines crossing over each other; a plurality of pixel electrodes to which data signals are supplied through the plurality of data lines; and a touch electrode configured to overlap the plurality of pixel electrodes, wherein a touch driving signal is supplied to the touch electrode and then a touch position is detected from sensing the touch electrode.