公开(公告)号：US11594558B2

公开(公告)日：2023-02-28

申请号：US17144273

申请日：2021-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Ji Seon Lee

IPC: H01L27/12 ,  G09G3/3291 ,  H01L27/32

Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.

公开(公告)号：US11296234B2

公开(公告)日：2022-04-05

申请号：US17070503

申请日：2020-10-14

Applicant: Samsung Display Co., LTD.

Inventor： Yun Sik Joo ,  Seok Je Seong ,  Kyung Hyun Baek ,  Hyeon Woo Shin

IPC: G09G3/3233 ,  H01L29/786 ,  G02F1/1362

Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.

公开(公告)号：US10998393B2

公开(公告)日：2021-05-04

申请号：US16822222

申请日：2020-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woo Ho Jeong ,  Se Myung Kwon ,  Yoon Ho Kim ,  Seok Je Seong ,  Joon Hoo Choi

IPC: H01L27/32 ,  H01L29/786 ,  H01L21/477 ,  H01L29/66

Abstract: An organic fight-emitting display device comprises a first thin-film transistor disposed on a substrate; and a second thin-film transistor disposed on the substrate and spaced apart from the first thin-film transistor. The first thin-film transistor comprises a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and that overlaps the first semiconductor layer, and a first insulating layer disposed between the first semiconductor layer and the first conductive layer. The second thin-film transistor comprises a second semiconductor layer, and a second conductive layer disposed on the second semiconductor layer and that overlaps the second semiconductor layer. The first semiconductor layer is disposed on a layer higher than the second semiconductor layer, the first semiconductor layer comprises an oxide semiconductor, the second semiconductor layer comprises low temperature polycrystalline silicon (LTPS), and the first insulating layer covers the entire first semiconductor layer.

公开(公告)号：US12217708B2

公开(公告)日：2025-02-04

申请号：US18541885

申请日：2023-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Seon Lee ,  Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Se Wan Son

IPC: G09G3/3291 ,  H01L27/12 ,  H10K59/121

Abstract: A display device includes a substrate, a first active pattern, a first gate electrode, a second active pattern, a second gate electrode, a first connecting pattern, and a second connecting pattern. The first connecting pattern is disposed on the second active pattern and is electrically connected to the first gate electrode, and the second connecting pattern is disposed on the first connecting pattern and is electrically connected to the first connecting pattern and the second active pattern.

公开(公告)号：US11798956B2

公开(公告)日：2023-10-24

申请号：US18100170

申请日：2023-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Ji Seon Lee

IPC: H01L27/12 ,  G09G3/3291 ,  H10K59/131

CPC classification number: H01L27/124 ,  G09G3/3291 ,  G09G2300/0426 ,  H10K59/131

Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.

公开(公告)号：US11776466B2

公开(公告)日：2023-10-03

申请号：US17935372

申请日：2022-09-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Sung An ,  Seok Je Seong ,  Ji Seon Lee ,  Se Wan Son

IPC: G09G3/32 ,  H01L33/16 ,  H01L33/62

CPC classification number: G09G3/32 ,  H01L33/16 ,  H01L33/62 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/0275

Abstract: A display device includes a substrate, a polycrystalline semiconductor layer including a channel of a driving transistor, and a channel of a seventh transistor, a gate electrode of the driving transistor overlapping the channel thereof, a gate electrode of the seventh transistor overlapping the channel thereof, an oxide semiconductor layer including a channel of a fourth transistor, a gate electrode thereof overlapping the channel of the fourth transistor, a first initialization voltage line connected to a first electrode of the fourth transistor, the first initialization voltage line and the gate electrode of the fourth transistor being position on a same layer, and a second initialization voltage line connected to a second electrode of the seventh transistor, the second initialization voltage line and the first initialization voltage line being positioned on different layers from each other.

公开(公告)号：US11758798B2

公开(公告)日：2023-09-12

申请号：US17142818

申请日：2021-01-06

Applicant: Samsung Display Co., LTD.

Inventor： Wang Woo Lee ,  Sung Ho Kim ,  Hyeon Sik Kim ,  Joon Hyoung Park ,  Seok Je Seong ,  Jin Sung An ,  Jin Seok Oh ,  Min Woo Woo ,  Ji Seon Lee ,  Pil Suk Lee ,  Yun Sik Joo

IPC: H01L27/32 ,  H10K77/10 ,  H10K59/131 ,  H10K59/121 ,  H10K71/00 ,  H10K71/80 ,  H01L27/12 ,  H01L29/786 ,  H01L29/66 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K59/1213 ,  H10K59/131 ,  H10K71/00 ,  H10K71/80 ,  H01L27/124 ,  H01L27/127 ,  H01L27/1218 ,  H01L27/1225 ,  H01L27/1251 ,  H01L27/1266 ,  H01L27/1288 ,  H01L29/66757 ,  H01L29/66969 ,  H01L29/7869 ,  H01L29/78675 ,  H10K59/1201 ,  H10K2102/311

Abstract: A display device includes a supporting substrate including a polymeric material, base substrate disposed on an upper surface of the supporting substrate, a pixel array disposed in a display area of the base substrate, a transfer wiring disposed in a bending area of the base substrate and electrically connected to the pixel array, and an organic filling portion disposed under the transfer wiring in the bending area. The base substrate includes an organic film including a polymeric material, and an inorganic barrier film overlapping the organic film and extending outwardly from an edge of the organic film. The organic filling portion contacts the organic film of the base substrate.

公开(公告)号：US11600678B2

公开(公告)日：2023-03-07

申请号：US17307606

申请日：2021-05-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woo Ho Jeong ,  Se Myung Kwon ,  Yoon Ho Kim ,  Seok Je Seong ,  Joon Hoo Choi

IPC: H01L27/32 ,  H01L29/786 ,  H01L21/477 ,  H01L29/66

Abstract: An organic light-emitting display device comprises a first thin-film transistor disposed on a substrate; and a second thin-film transistor disposed on the substrate and spaced apart from the first thin-film transistor. The first thin-film transistor comprises a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and that overlaps the first semiconductor layer, and a first insulating layer disposed between the first semiconductor layer and the first conductive layer. The second thin-film transistor comprises a second semiconductor layer, and a second conductive layer disposed on the second semiconductor layer and that overlaps the second semiconductor layer. The first semiconductor layer is disposed on a layer higher than the second semiconductor layer, the first semiconductor layer comprises an oxide semiconductor, the second semiconductor layer comprises low temperature polycrystalline silicon (LTPS), and the first insulating layer covers the entire first semiconductor layer.

公开(公告)号：US11450725B2

公开(公告)日：2022-09-20

申请号：US16844435

申请日：2020-04-09

Applicant: Samsung Display Co., Ltd.

Inventor： Kyunghyun Baek ,  Seok Je Seong ,  Hyeonsik Kim ,  Yoonjee Shin ,  Jae Hyun Lee ,  Woo Ho Jeong ,  Yoon-Jong Cho

IPC: H01L27/32 ,  H01L29/786 ,  H01L27/12

Abstract: A display panel includes two or more gate layers including a plurality of gate patterns extending in a first direction and one or more source-drain layers including a plurality of source-drain patterns extending in a second direction crossing the first direction. The gate patterns of the two or more gate layers are curved or bent along a hole surrounding area corresponding to a periphery of a hole in an active area. The source-drain patterns of the one or more source-drain layers are curved or bent along the hole surrounding area. The gate patterns of at least one of the two or more gate layers overlap the source-drain patterns of at least one of the one or more source-drain layers in a thickness direction of the display panel in the hole surrounding area.

公开(公告)号：US20220199750A1

公开(公告)日：2022-06-23

申请号：US17559105

申请日：2021-12-22

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Hwan Cho ,  Won Suk Choi ,  Ji Ryun Park ,  Seok Je Seong ,  Hyeon Woo Shin ,  Ji Seon Lee

IPC: H01L27/32 ,  G09G3/3275

Abstract: A display device having a display area including a plurality of pixels arranged along a first direction and a second direction, and a non-display area located around the display area, the non-display area including a first peripheral area surrounding the display area, a second peripheral area located at a lower side of the first peripheral area, and a bending area located between the first and second peripheral areas, the display device comprises a base substrate; a multiplexer circuit unit in the second peripheral area on the base substrate, the multiplexer circuit unit being spaced apart from the display area with the bending area interposed therebetween; spider lines connected to the multiplexer circuit unit and the plurality of pixels; data lines connected to the pixel disposed in the display area on the base substrate and extending along the second direction; and connection lines connecting the data line to the spider line.