公开(公告)号：US12256616B2

公开(公告)日：2025-03-18

申请号：US18441694

申请日：2024-02-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Hyunwoo Kang ,  Hyunah Sung ,  Dokeun Song ,  Sukyoung Yang ,  Yunjong Yeo ,  Dongmin Lee ,  Donghyeok Lee ,  Shin Il Choi

IPC: H10K59/131 ,  H10K59/12

Abstract: A display device includes an active layer in a display area, a first gate insulation layer on the active layer, a first gate line on the first gate insulation layer in the display area, a first signal line in the same layer as the first gate line in a non-display area and including the same material as that of the first gate line including molybdenum, a second gate insulation layer on the first gate line and the first signal line, a second gate line on the second gate insulation layer in the display area, and a second signal line in the same layer as the second gate line in the non-display area and including the same material as that of the second gate line including aluminum or an aluminum alloy. A width of the first signal line is greater than a width of the second signal line.

公开(公告)号：US12205963B2

公开(公告)日：2025-01-21

申请号：US17842816

申请日：2022-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Kyeongsu Ko ,  Sanggab Kim ,  Hongsick Park ,  Sangwoo Sohn ,  Dokeun Song ,  Sangwon Shin ,  Sukyoung Yang ,  Dongmin Lee

IPC: H01L27/12

Abstract: A display panel includes: a base layer; a signal line disposed on the base layer, the signal line including: a first layer including aluminum; and a second layer directly disposed on the first layer, the second layer including a niobium-titanium alloy; a first thin film transistor connected to the signal line; a second thin film transistor disposed on the base layer; a capacitor electrically connected to the second thin film transistor; and a light emitting element electrically connected to the second thin film transistor.

公开(公告)号：US11943982B2

公开(公告)日：2024-03-26

申请号：US17398336

申请日：2021-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Hyunwoo Kang ,  Hyunah Sung ,  Dokeun Song ,  Sukyoung Yang ,  Yunjong Yeo ,  Dongmin Lee ,  Donghyeok Lee ,  Shin Il Choi

IPC: H10K59/131 ,  H10K59/12

CPC classification number: H10K59/1315 ,  H10K59/1201

Abstract: A display device includes an active layer in a display area, a first gate insulation layer on the active layer, a first gate line on the first gate insulation layer in the display area, a first signal line in the same layer as the first gate line in a non-display area and including the same material as that of the first gate line including molybdenum, a second gate insulation layer on the first gate line and the first signal line, a second gate line on the second gate insulation layer in the display area, and a second signal line in the same layer as the second gate line in the non-display area and including the same material as that of the second gate line including aluminum or an aluminum alloy. A width of the first signal line is greater than a width of the second signal line.

公开(公告)号：US11844256B2

公开(公告)日：2023-12-12

申请号：US17363496

申请日：2021-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： Dongmin Lee ,  Taewook Kang ,  Hyunah Sung ,  Sukyoung Yang ,  Dokeun Song ,  Hyuneok Shin

IPC: H01L29/08 ,  H10K59/131 ,  C22C21/00 ,  H10K59/126 ,  H10K59/121 ,  H10K77/10 ,  H01L29/66 ,  H01L27/12 ,  H01L29/786 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K59/1315 ,  C22C21/00 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H10K77/111 ,  H01L27/124 ,  H01L27/127 ,  H01L27/1222 ,  H01L27/1255 ,  H01L29/66757 ,  H01L29/78675 ,  H10K59/1201 ,  H10K2102/311

Abstract: A display device includes a base substrate, a buffer layer disposed on the base substrate, an active layer disposed on the buffer layer, a first gate insulation layer disposed on the active layer, a first conductive layer disposed on the first gate insulation layer and which is a single-layer including an aluminum alloy, a second gate insulation layer disposed on the first conductive layer, a second conductive layer disposed on the second gate insulation layer and which is a single-layer including an aluminum alloy, an insulation interlayer disposed on the second conductive layer, and a third conductive layer disposed on the insulation interlayer, directly contacting the first conductive layer through a first gate contact hole defined in the insulation interlayer and the second gate insulation layer, and directly contacting the second conductive layer through a second gate contact hole defined in the insulation interlayer.

公开(公告)号：US20240179998A1

公开(公告)日：2024-05-30

申请号：US18517168

申请日：2023-11-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Sungjoo Kwon ,  Sanggab Kim ,  Dokeun Song

IPC: H10K59/80 ,  H10K59/12

CPC classification number: H10K59/80517 ,  H10K59/1201

Abstract: A display device includes a substrate, a pixel circuit layer disposed on the substrate and including at least one thin film transistor, and a pixel electrode disposed on the pixel circuit layer and electrically connected to the at least one thin film transistor, wherein the pixel electrode includes a lower layer including aluminum, an intermediate layer disposed on the lower layer and including a tungsten oxide, and an upper layer disposed on the intermediate layer and including a transparent conductive oxide.

公开(公告)号：US11871628B2

公开(公告)日：2024-01-09

申请号：US17591268

申请日：2022-02-02

Applicant: Samsung Display Co., Ltd.

Inventor： Sukyoung Yang ,  Sangwoo Sohn ,  Dokeun Song ,  Dongmin Lee ,  Sangwon Shin ,  Hyuneok Shin ,  Kyeong Su Ko ,  Sang Gab Kim ,  Joongeol Lee

IPC: H01L27/14 ,  H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/1213 ,  H10K59/1216

Abstract: A conductive line for a display device may include a first layer including aluminum (Al) or an aluminum alloy, a second layer disposed on the first layer, the second layer including titanium nitride (TiNx), and a third layer disposed on the second layer, the third layer including titanium (Ti) and having a multilayer structure including a plurality of stacked sub-layers.

公开(公告)号：US11538881B2

公开(公告)日：2022-12-27

申请号：US17029843

申请日：2020-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Dongmin Lee ,  Sukyoung Yang ,  Dokeun Song ,  Hyuneok Shin

IPC: H01L27/12 ,  H01L27/32

Abstract: A display apparatus includes a thin film transistor on the substrate, the thin film transistor including a first semiconductor layer and a first gate electrode overlapping the first semiconductor layer wherein a first gate insulating layer is disposed between the first semiconductor layer and the first gate electrode, and a storage capacitor including a lower electrode including a first lower layer and a first upper layer stacked each other and an upper electrode including a second lower layer and a second upper layer stacked each other, wherein the upper electrode overlaps the lower electrode, and a second gate insulating layer is disposed between the upper electrode and the lower electrode, a display element electrically connected to the thin film transistor, wherein the second upper layer has a thickness greater than a thickness of the first upper layer.

公开(公告)号：US20220392928A1

公开(公告)日：2022-12-08

申请号：US17842816

申请日：2022-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok SHIN ,  Kyeongsu Ko ,  Sanggab Kim ,  Hongsick Park ,  Sangwoo Sohn ,  Dokeun Song ,  Sangwon Shin ,  Sukyoung Yang ,  Dongmin Lee

IPC: H01L27/12

Abstract: A display panel includes: a base layer; a signal line disposed on the base layer, the signal line including: a first layer including aluminum; and a second layer directly disposed on the first layer, the second layer including a niobium-titanium alloy; a first thin film transistor connected to the signal line; a second thin film transistor disposed on the base layer; a capacitor electrically connected to the second thin film transistor; and a light emitting element electrically connected to the second thin film transistor.

公开(公告)号：US11271067B2

公开(公告)日：2022-03-08

申请号：US16720230

申请日：2019-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sukyoung Yang ,  Sangwoo Sohn ,  Dokeun Song ,  Dongmin Lee ,  Sangwon Shin ,  Hyuneok Shin ,  Kyeong Su Ko ,  Sang Gab Kim ,  Joongeol Lee

IPC: H01L27/14 ,  H01L27/32

Abstract: A conductive line for a display device may include a first layer including aluminum (Al) or an aluminum alloy, a second layer disposed on the first layer, the second layer including titanium nitride (TiNx), and a third layer disposed on the second layer, the third layer including titanium (Ti) and having a multilayer structure including a plurality of stacked sub-layers.

公开(公告)号：US20220037435A1

公开(公告)日：2022-02-03

申请号：US17504927

申请日：2021-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Yung Bin Chung ,  Yeoungkeol Woo ,  Kwanghyun Kim ,  Sangwoo Sohn ,  Dokeun Song ,  Sangwook Lee ,  Heon Sik Ha

IPC: H01L27/32 ,  H01L27/12

Abstract: A display apparatus includes a base substrate, an active pattern disposed on the base substrate, a gate insulation layer disposed on the active pattern, a gate electrode disposed on the gate insulation layer and overlapping the active pattern, a first insulation layer disposed on the gate electrode and having a total amount of hydrogen of about 5 atomic percent (at. %) to about 30 at. %, and a source electrode and a drain electrode which are disposed on the first insulation layer and are electrically connected to the active pattern.