公开(公告)号：US10976869B2

公开(公告)日：2021-04-13

申请号：US16519137

申请日：2019-07-23

Applicant: LG Display Co., Ltd.

Inventor： SeungHwan Shin ,  Joon Heo

IPC: G06F3/042 ,  G02F1/1333 ,  G02F1/1368 ,  H01L27/144 ,  G06F3/041 ,  G02F1/1343 ,  G02F1/1362

Abstract: A display device comprises a plurality of gate lines disposed in a first direction; a plurality of data lines disposed in a second direction different from the first direction and defining a plurality of pixels with the plurality of gate lines; a sensor pixel part including the plurality of pixels; a photo touch sensor disposed in the sensor pixel part; a first read-out line transferring a touch sensing signal of the photo touch sensor and a second read-out line configured to detect a noise, the first and second read-out lines disposed between the data lines in the second direction; a sensing data line disposed in the second direction and applying a sensor data signal to the photo touch sensor; and a sensing display gate line disposed in the first direction and applying a sensor gate signal to the photo touch sensor.

公开(公告)号：US20200074947A1

公开(公告)日：2020-03-05

申请号：US16522266

申请日：2019-07-25

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung Seo ,  Joon Heo ,  YoungMin Jeong ,  SeungHwan Shin

IPC: G09G3/36 ,  H01L27/144 ,  G02F1/133 ,  G02F1/1368 ,  G02F1/1362 ,  G09G3/3225

Abstract: A display device includes a sensing storage line disposed in a first direction; a sensing data line disposed in a second direction; pixel thin film transistors which includes a first gate electrode connected to a gate line, a first source electrode connected to a data line, and a first drain electrode spaced apart from the first source electrode; and sensor thin film transistors which include a second gate electrode connected to the sensing storage line, a second source electrode electrically connected to the sensing data line, and a second drain electrode spaced apart from the second source electrode, wherein the second drain electrode may be electrically connected to the first drain electrode to share a pixel storage capacitor.

公开(公告)号：US10971096B2

公开(公告)日：2021-04-06

申请号：US16522266

申请日：2019-07-25

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung Seo ,  Joon Heo ,  YoungMin Jeong ,  SeungHwan Shin

IPC: G06F1/00 ,  G09G3/36 ,  G02F1/133 ,  G02F1/1368 ,  G02F1/1362 ,  G09G3/3225 ,  H01L27/144 ,  G06F3/042

Abstract: A display device includes a sensing storage line disposed in a first direction; a sensing data line disposed in a second direction; pixel thin film transistors which includes a first gate electrode connected to a gate line, a first source electrode connected to a data line, and a first drain electrode spaced apart from the first source electrode; and sensor thin film transistors which include a second gate electrode connected to the sensing storage line, a second source electrode electrically connected to the sensing data line, and a second drain electrode spaced apart from the second source electrode, wherein the second drain electrode may be electrically connected to the first drain electrode to share a pixel storage capacitor.