公开(公告)号：US20210384282A1

公开(公告)日：2021-12-09

申请号：US17336365

申请日：2021-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： TETSUHIRO TANAKA ,  YEONG-GYU KIM ,  KISEONG SEO ,  JONGHYUN YUN ,  SEUNGHYUN LEE

IPC: H01L27/32

Abstract: A display device may include a first active layer disposed on a substrate, a scan line disposed on the first active layer, a lower gate signal line disposed on the scan line, an oxide semiconductor pattern disposed on the lower gate signal line, and including a channel part that overlaps the lower gate signal line and a low-resistance part formed on a side portion of the channel part, a metal pattern disposed on at least one surface of the low-resistance part, and an upper gate signal line disposed on the oxide semiconductor pattern to overlap the channel part.

公开(公告)号：US20250056991A1

公开(公告)日：2025-02-13

申请号：US18796111

申请日：2024-08-06

Applicant: Samsung Display Co., LTD.

Inventor： YEONG-GYU KIM ,  SEMYUNG KWON ,  CHANG-YEOL LEE ,  WOONGHEE JEONG ,  YOUNGJIN CHO

IPC: H10K59/131 ,  H10K59/124

Abstract: A display device includes a pixel circuit part including a first oxide semiconductor layer, a first gate driver electrically connected to the pixel circuit part, and including a second oxide semiconductor layer at a same layer as the first oxide semiconductor layer, and a first line part electrically connected to the first gate driver, and defining at least one first dummy contact hole adjacent to the second oxide semiconductor layer.