公开(公告)号：US12217706B2

公开(公告)日：2025-02-04

申请号：US18106046

申请日：2023-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Youngwoo Park ,  Seokje Seong ,  Jiseon Lee ,  Wonsuk Choi ,  Jonghyun Choi

IPC: G02F1/1362 ,  G02F1/1345 ,  G02F1/1368 ,  G09G3/3291 ,  G09G3/36

Abstract: A display apparatus includes a substrate, a first data line in a display area, a first input line in a peripheral area, and a first connecting wire electrically connected to the first input line in a peripheral area of the substrate. The first connecting wire transfers a first input signal from the first input line to the first data line. The first connecting wire includes a first connecting line disposed in a display area of the substrate and extending in the first direction, and a second connecting line electrically connected to the first connecting line and extending in a second direction intersecting the first direction. The first connecting line and the second connecting line are disposed on different layers.

公开(公告)号：US12217684B2

公开(公告)日：2025-02-04

申请号：US18435919

申请日：2024-02-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jaehoon Lee ,  Jihyun Ka ,  Seokje Seong ,  Joosun Yoon

IPC: G09G3/3233

Abstract: Provided are a pixel configured to receive a first initialization voltage during a first period between a writing period of a first scan period and a first emission period of a frame and to receive a second initialization voltage different from the first initialization voltage from a start time point of a second period before a second emission period of a second scan period subsequent to the first scan period, a display apparatus including the pixel, and a driving method of the display apparatus.

公开(公告)号：US20240363647A1

公开(公告)日：2024-10-31

申请号：US18769706

申请日：2024-07-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soyoung Lee ,  Jieun Lee ,  Minhee Choi ,  Sungho Kim ,  Jongryuk Park ,  Seokje Seong ,  Seungwoo Sung ,  Ilgoo Youn

IPC: H01L27/12 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3266 ,  H01L23/552 ,  H10K59/121 ,  H10K59/126 ,  H10K59/131 ,  H10K59/80

CPC classification number: H01L27/124 ,  G09G3/3258 ,  H01L23/552 ,  H01L27/1218 ,  H01L27/1225 ,  H01L27/1251 ,  H10K59/1213 ,  H10K59/126 ,  H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2320/0257 ,  G09G2330/021 ,  H10K59/8792

Abstract: A display panel includes a first thin-film transistor (“TFT”) arranged in a display area of a substrate and including a first semiconductor layer including a silicon semiconductor, a second TFT connected to the first TFT and including a second semiconductor layer including an oxide semiconductor, a voltage line connected to the first TFT, and a shield layer arranged between the substrate and the first semiconductor layer, and including a pattern and a connection line, the pattern overlapping the first semiconductor layer, the connection line extending from the pattern, and a voltage that is a same as a voltage applied to the voltage line being applied to the shield layer.

公开(公告)号：US12114543B2

公开(公告)日：2024-10-08

申请号：US17342262

申请日：2021-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Seokje Seong ,  Seongjun Lee

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/121

Abstract: A display device includes: a substrate; a first active pattern on the substrate; a second active pattern on the first active pattern; a first upper electrode on the second active pattern and having an island shape; and a first signal line on the first upper electrode, being electrically connected to the first upper electrode, and having an electrical resistance smaller than an electrical resistance of the first upper electrode.

公开(公告)号：US12082461B2

公开(公告)日：2024-09-03

申请号：US17525174

申请日：2021-11-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Jiryun Park ,  Seokje Seong ,  Inhyuck Yeo ,  Wonsuk Choi ,  Yoonsun Choi

IPC: H01L27/14 ,  G09G3/3283 ,  H10K59/121 ,  H10K59/131 ,  H01L27/12 ,  H01L29/786

CPC classification number: H10K59/131 ,  G09G3/3283 ,  H10K59/1213 ,  H10K59/1216 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2320/0233 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1251 ,  H01L27/1255 ,  H01L29/78675 ,  H01L29/7869

Abstract: A display apparatus includes a first semiconductor layer disposed on a substrate; a first gate layer disposed on the first semiconductor layer, the first gate layer including a driving gate electrode; a second gate layer disposed on the first gate layer, the second gate layer including a capacitor upper electrode; a first connecting electrode layer disposed on the second gate layer, the first connecting electrode layer including a transfer wiring; a second connecting electrode layer disposed on the first connecting electrode layer, the second connecting electrode layer including a horizontal connection wiring extending in a first direction; and a third connecting electrode layer disposed on the second connecting electrode layer, the third connecting electrode layer including a vertical connection wiring extending in a second direction that intersects the first direction.

公开(公告)号：US12062664B2

公开(公告)日：2024-08-13

申请号：US17398236

申请日：2021-08-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soyoung Lee ,  Jieun Lee ,  Minhee Choi ,  Sungho Kim ,  Jongryuk Park ,  Seokje Seong ,  Seungwoo Sung ,  Ilgoo Youn

IPC: H01L27/12 ,  G09G3/3258 ,  H01L23/552 ,  H10K59/121 ,  H10K59/126 ,  H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  H10K59/80

CPC classification number: H01L27/124 ,  G09G3/3258 ,  H01L23/552 ,  H01L27/1218 ,  H01L27/1225 ,  H01L27/1251 ,  H10K59/1213 ,  H10K59/126 ,  H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2320/0257 ,  G09G2330/021 ,  H10K59/8792

Abstract: A display panel includes a first thin-film transistor (“TFT”) arranged in a display area of a substrate and including a first semiconductor layer including a silicon semiconductor, a second TFT connected to the first TFT and including a second semiconductor layer including an oxide semiconductor, a voltage line connected to the first TFT, and a shield layer arranged between the substrate and the first semiconductor layer, and including a pattern and a connection line, the pattern overlapping the first semiconductor layer, the connection line extending from the pattern, and a voltage that is a same as a voltage applied to the voltage line being applied to the shield layer.

公开(公告)号：US11948510B2

公开(公告)日：2024-04-02

申请号：US18064813

申请日：2022-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soojung Chae ,  Seokhwan Bang ,  Seokje Seong ,  Jinseok Oh ,  Woobin Lee ,  June Whan Choi

IPC: G09G3/32 ,  G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0809

Abstract: A pixel circuit includes a first driving transistor including a gate electrode connected to a first node, a first electrode to receive a first power voltage, and a second electrode connected to a second node, a second driving transistor including a gate electrode and a second electrode connected to the second node, a first electrode to receive the first power voltage, and a back gate electrode connected to the first node, a write transistor including a first electrode to receive a data voltage and a second electrode connected to the first node, an initialization transistor including a gate electrode to receive an initialization gate signal, a first electrode to receive an initialization voltage, and a second electrode connected to the second node, a storage capacitor connected to the first and second nodes, and a light emitting element connected to the second node and configured to receive a second power voltage.

公开(公告)号：US11917872B2

公开(公告)日：2024-02-27

申请号：US16406243

申请日：2019-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonjong Cho ,  Seokje Seong ,  Jaehyun Lee

IPC: H01L27/12 ,  H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H01L27/1225 ,  H10K59/1216

Abstract: Provided is a display device including: a substrate having a display area and a peripheral area outside the display area; a first transistor and a second transistor each located over the display area of the substrate and arranged at different levels on the substrate; and a plurality of wirings located over the peripheral area of the substrate, wherein the plurality of wirings include first wirings and second wirings, the first wirings and the second wirings being located at different levels on the substrate and are alternately arranged with each other.

公开(公告)号：US11737326B2

公开(公告)日：2023-08-22

申请号：US17209222

申请日：2021-03-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung-Hwan Cho ,  Wonsuk Choi ,  Tetsuhiro Tanaka ,  Jiryun Park ,  Seokje Seong ,  Seungwoo Sung ,  Jiseon Lee

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/121

Abstract: A display device includes a first active pattern disposed on a substrate, a first gate electrode disposed on the first active pattern, a second active pattern disposed on the first gate electrode, being electrically connected to the first gate electrode, and including an extension part extending in a first direction and a protrusion part protruding from the extension part in a second direction crossing the first direction, and a voltage line disposed on the second active pattern, extending in the first direction, and overlapping the protrusion part in an overlapping region. The voltage line contacts the protrusion part through a first contact, and the first contact entirely overlaps the overlapping region on a plane.

公开(公告)号：US11723245B2

公开(公告)日：2023-08-08

申请号：US17248884

申请日：2021-02-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Jiseon Lee ,  Seokje Seong ,  Seongjun Lee

IPC: H01L27/14 ,  H10K59/131 ,  H10K59/126 ,  H10K59/121 ,  H01L29/786 ,  H01L27/12

CPC classification number: H10K59/131 ,  H10K59/126 ,  H10K59/1213 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1251 ,  H01L29/7869 ,  H01L29/78651

Abstract: A display device having a plurality of pixel structures, each of the plurality of the pixel structures including: a substrate; a first active pattern on the substrate; a first gate line on the first active pattern and extending in a first direction; a first connecting pattern on the first gate line and configured to transmit an initialization voltage; a second connecting pattern on the first connecting pattern and electrically connected to the first active pattern and the first connecting pattern; and a first electrode on the second connecting pattern and configured to be initialized in response to the initialization voltage.