公开(公告)号：US20230261007A1

公开(公告)日：2023-08-17

申请号：US17950174

申请日：2022-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Yoon Ho KIM ,  Jong Woo PARK ,  JUNE HWAN KIM ,  Ki Ju IM ,  Young Tae CHOI ,  HYUNCHEOL HWANG

IPC: H01L27/12 ,  G09G3/00

CPC classification number: H01L27/124 ,  G09G3/006 ,  G09G2300/0426 ,  G09G2330/12

Abstract: The present disclosure relates to a display device, and the display device according to an embodiment includes: a substrate including a display area and a peripheral area; a plurality of light-emitting elements positioned in a display area; a plurality of pixel circuits connected to a plurality of light-emitting elements, respectively; a sensor positioned on the peripheral area of the substrate; a leakage current detecting circuit connected to the sensor; and a light emitting wiring connected to the leakage current detecting circuit and connected to at least one of the plurality of light-emitting elements, wherein the sensor includes a first sensor and the first sensor includes a first sensing transistor, and a first conductive pattern spaced apart from the channel of the first sensing transistor, and the first conductive pattern is positioned in the same layer as at least one of a plurality of layers configuring the transistor.