公开(公告)号：US20200033994A1

公开(公告)日：2020-01-30

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 ,  G02F1/1343 ,  G06F3/041

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.