公开(公告)号：US11985879B2

公开(公告)日：2024-05-14

申请号：US18312937

申请日：2023-05-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunghwan Kim ,  Chulkyu Kang ,  Soohee Oh ,  Dongsun Lee

IPC: H10K59/35 ,  H10K59/12 ,  H10K59/122 ,  H10K59/13 ,  H10K59/131

CPC classification number: H10K59/353 ,  H10K59/122 ,  H10K59/131

Abstract: A display panel includes a first unit pixel including a first pixel electrode for emitting red light, a first pixel electrode for emitting blue light, and a first pixel electrode for emitting green light. A second unit pixel neighbors the first unit pixel and includes a second pixel electrode for emitting red light, a second pixel electrode for emitting blue light, and a second pixel electrode for emitting green light. The first unit pixel further includes a first red emission layer disposed on the first pixel electrode for emitting red light. The second unit pixel further includes a second red emission layer disposed on the second pixel electrode for emitting red light. The first red emission layer is spaced apart from the second red emission layer in the first direction.

公开(公告)号：US20230189593A1

公开(公告)日：2023-06-15

申请号：US18163966

申请日：2023-02-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HYUNCHOL BANG ,  Chulkyu Kang ,  Jinwoo Park ,  Dongsun Lee ,  Sangmoo Choi

IPC: H10K59/131 ,  H01L27/12 ,  H10K59/126 ,  H10K59/121 ,  H10K59/124

CPC classification number: H10K59/131 ,  H01L27/124 ,  H10K59/126 ,  H10K59/1216 ,  H10K59/124

Abstract: A display apparatus includes a first transistor, a first data line, a second data line, a driving voltage line, and a first insulating layer. The first transistor includes a first semiconductor layer and a first gate electrode. The first semiconductor layer includes a source region and a drain region. The first data line is disposed at a left side of the first transistor, and the second data line is disposed at a right side of the first transistor. The driving voltage line at least partially overlaps the first data line and the second data line. The first insulating layer is disposed between the first data line and the driving voltage line and between the second data line and the driving voltage line.

公开(公告)号：US20220216286A1

公开(公告)日：2022-07-07

申请号：US17705434

申请日：2022-03-28

Applicant: Samsung Display Co., Ltd.

Inventor： Chulkyu Kang ,  Kiwook Kim ,  Jinwoo Park ,  Dongsun Lee ,  Sangmoo Choi

IPC: H01L27/32

Abstract: A display apparatus may include a first transistor, a second transistor, and a capacitor. The first transistor includes a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer. The first semiconductor layer includes a first silicon semiconductor. The second transistor includes a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer. The second semiconductor layer includes a first oxide semiconductor. The capacitor includes a first electrode and a second electrode. The second electrode overlaps the first electrode and extends from the second semiconductor layer.

公开(公告)号：US11296183B2

公开(公告)日：2022-04-05

申请号：US16988764

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Soyoung Lee ,  Chulkyu Kang ,  Sunghwan Kim ,  Hyunchol Bang ,  Soohee Oh ,  Dongsun Lee

IPC: H01L27/32 ,  H01L27/12

Abstract: The present disclosure provides a display panel. In order to reduce a parasitic capacitance that may occur between a data line and a semiconductor layer and a crosstalk caused by the parasitic capacitance, a display panel includes a substrate, a driving thin film transistor on the substrate, including a driving semiconductor layer and a driving gate electrode, a compensation thin film transistor on the substrate, including a compensation semiconductor layer and a compensation gate electrode, a node connection line electrically connecting the driving thin film transistor to the compensation thin film transistor, a scan line extending in a first direction on the substrate, and a gate connection line electrically connected to the scan line, which includes the compensation gate electrode, wherein the compensation semiconductor layer is closer to the driving semiconductor layer than the scan line when viewed on a plane.

公开(公告)号：US11120744B2

公开(公告)日：2021-09-14

申请号：US16551006

申请日：2019-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunghwan Kim ,  Chulkyu Kang ,  Daehyun Kim ,  Soohee Oh ,  Dongsun Lee

IPC: G09G3/3275 ,  G09G3/3266 ,  G09G3/3258 ,  G09G3/3225

Abstract: A display device includes a pixel circuit including a first pixel and a second pixel. The first pixel arranged in a first row and the second pixel arranged in a second row are commonly connected to one scan line, the number of the scan lines required by the display device may be reduced to half. An active period of the first selection signal does not overlap an active period of the second selection signal. A scan on time of the scan signal overlaps one of the active period of the first selection signal and the active period of the second selection signal.

公开(公告)号：US20210265456A1

公开(公告)日：2021-08-26

申请号：US16988764

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Soyoung Lee ,  Chulkyu Kang ,  Sunghwan Kim ,  Hyunchol Bang ,  Soohee Oh ,  Dongsun Lee

IPC: H01L27/32

Abstract: The present disclosure provides a display panel. In order to reduce a parasitic capacitance that may occur between a data line and a semiconductor layer and a crosstalk caused by the parasitic capacitance, a display panel includes a substrate, a driving thin film transistor on the substrate, including a driving semiconductor layer and a driving gate electrode, a compensation thin film transistor on the substrate, including a compensation semiconductor layer and a compensation gate electrode, a node connection line electrically connecting the driving thin film transistor to the compensation thin film transistor, a scan line extending in a first direction on the substrate, and a gate connection line electrically connected to the scan line, which includes the compensation gate electrode, wherein the compensation semiconductor layer is closer to the driving semiconductor layer than the scan line when viewed on a plane.

公开(公告)号：US12225792B2

公开(公告)日：2025-02-11

申请号：US18301982

申请日：2023-04-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minku Lee ,  Chulkyu Kang ,  Jaesic Lee ,  Seonkyoon Mok ,  Dongsun Lee ,  Soyoung Lee ,  Haijung In

IPC: H10K59/131

Abstract: A display device includes: a substrate including a display area, a peripheral area outside the display area, and a pad area in the peripheral area; a data line in the display area; and a first connection line in the display area and connected to the data line to transmit, to the data line, a signal from the pad area, wherein the first connection line includes a first portion in a first direction and a second portion bent from the first portion and in a second direction.

公开(公告)号：US12219829B2

公开(公告)日：2025-02-04

申请号：US18592891

申请日：2024-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Nayun Kwak ,  Chulkyu Kang ,  Daesuk Kim ,  Ilgoo Youn ,  Dongsun Lee ,  Soyoung Lee ,  Jieun Lee ,  Junyoung Jo ,  Minhee Choi

IPC: G09G3/3233 ,  H01L27/12 ,  H10K59/124 ,  H10K59/126 ,  H10K59/131

Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.

公开(公告)号：US11832480B2

公开(公告)日：2023-11-28

申请号：US16988896

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Chulkyu Kang ,  Sangmoo Choi ,  Wonkyu Kwak ,  Jinwoo Park ,  Dongsun Lee

IPC: G09G3/32 ,  H10K59/121 ,  G09G3/3233 ,  H10K59/123 ,  H10K59/124 ,  H10K59/131 ,  H10K77/10 ,  H01L29/786 ,  H01L27/12 ,  H10K102/00

CPC classification number: H10K59/1213 ,  G09G3/3233 ,  H10K59/123 ,  H10K59/124 ,  H10K59/1216 ,  H10K59/131 ,  H10K77/111 ,  G09G2300/0426 ,  G09G2320/0242 ,  G09G2330/021 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1251 ,  H01L27/1255 ,  H01L29/7869 ,  H01L29/78675 ,  H10K2102/311

Abstract: A display apparatus includes a substrate including a display area; a first thin film transistor arranged on the display area of the substrate and having a first semiconductor layer including a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer by a first gate insulating layer; a second thin film transistor arranged on the display area of the substrate and having a second semiconductor layer including an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer; and a storage capacitor at least partially overlapping the first thin film transistor and having a lower electrode and an upper electrode, wherein the second semiconductor layer and one of the lower electrode and the upper electrode are arranged on a same layer.

公开(公告)号：US10991788B2

公开(公告)日：2021-04-27

申请号：US16527608

申请日：2019-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： WonKyu Kwak ,  SangMoo Choi ,  Dongsun Lee ,  ChulKyu Kang ,  Seungji Cha

IPC: H01L47/00 ,  H01L27/32 ,  G09G3/3275

Abstract: An organic light emitting display apparatus includes active patterns arranged corresponding to a plurality of pixels, and connected to each other along a first direction, a first initialization power supply line to which a first initialization voltage is applied, a second initialization power supply line to which a second initialization voltage different from the first initialization voltage is applied, an organic light emitting diode, and an first transistor which apply the second initialization voltage to a first electrode of the organic light emitting diode.