公开(公告)号：US12048208B2

公开(公告)日：2024-07-23

申请号：US18138870

申请日：2023-04-25

Applicant: Samsung Display Co., LTD.

Inventor： Seongmin Wang ,  Youngin Hwang ,  Yongho Yang

IPC: H10K59/126 ,  H10K59/121 ,  H10K59/131

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

Abstract: A display apparatus including a first thin-film transistor (TFT) including a first semiconductor layer including a silicon semiconductor; a second TFT including a second semiconductor layer including an oxide semiconductor; a first shielding layer configured to overlap the first TFT and positioned between a substrate and the first TFT; and a second shielding layer configured to overlap the second TFT and positioned between the substrate and the second TFT.

公开(公告)号：US11855104B2

公开(公告)日：2023-12-26

申请号：US17099629

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/14 ,  H01L27/12 ,  G09G3/3225 ,  H10K59/131 ,  H10K59/121

CPC classification number: H01L27/1255 ,  G09G3/3225 ,  H01L27/124 ,  H01L27/1222 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US20160275869A1

公开(公告)日：2016-09-22

申请号：US14850601

申请日：2015-09-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngin Hwang ,  Jihye Kong ,  Yongsung Park ,  Inho Choi

IPC: G09G3/32

CPC classification number: G09G3/3258 ,  G09G2230/00 ,  G09G2300/0819 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2320/045

Abstract: A pixel circuit and a display apparatus. The pixel circuit includes a first transistor configured to output a driving current corresponding to a data voltage to an output node, an OLED connected to the output node and configured to emit light according to the driving current output from the first transistor, a storage capacitor coupled to the first transistor and configured to store the data voltage, a second transistor configured to receive a reference voltage from the first transistor during a first time section, configured to diode-connect the first transistor, and configured to compensate for a threshold voltage of the first transistor, and a third transistor configured to diode-connect the first transistor during a second time section, configured to receive the data voltage through the first transistor for which the threshold voltage of the first transistor is compensated, and configured to transfer the data voltage to the storage capacitor.

Abstract translation: 像素电路和显示装置。 像素电路包括：第一晶体管，被配置为将对应于数据电压的驱动电流输出到输出节点; OLED连接到输出节点，并被配置为根据从第一晶体管输出的驱动电流发光;存储电容器， 到第一晶体管并且被配置为存储数据电压，第二晶体管被配置为在第一时间段期间从第一晶体管接收参考电压，被配置为二极管连接第一晶体管，并且被配置为补偿第一晶体管的阈值电压 第一晶体管和第三晶体管，其被配置为在第二时间段期间对所述第一晶体管进行二极管连接，被配置为通过所述第一晶体管接收所述数据电压，所述第一晶体管补偿所述第一晶体管的阈值电压，并且被配置为传送所述数据电压 到存储电容器。

公开(公告)号：US20230263019A1

公开(公告)日：2023-08-17

申请号：US18138870

申请日：2023-04-25

Applicant: Samsung Display Co., LTD.

Inventor： Seongmin Wang ,  Youngin Hwang ,  Yongho Yang

IPC: H10K59/126 ,  H10K59/131 ,  H10K59/121

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

Abstract: A display apparatus including a first thin-film transistor (TFT) including a first semiconductor layer including a silicon semiconductor; a second TFT including a second semiconductor layer including an oxide semiconductor; a first shielding layer configured to overlap the first TFT and positioned between a substrate and the first TFT; and a second shielding layer configured to overlap the second TFT and positioned between the substrate and the second TFT.

公开(公告)号：US09978311B2

公开(公告)日：2018-05-22

申请号：US14850601

申请日：2015-09-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngin Hwang ,  Jihye Kong ,  Yongsung Park ,  Inho Choi

IPC: G09G3/32 ,  G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2230/00 ,  G09G2300/0819 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2320/045

Abstract: A pixel circuit and a display apparatus. The pixel circuit includes a first transistor configured to output a driving current corresponding to a data voltage to an output node, an OLED connected to the output node and configured to emit light according to the driving current output from the first transistor, a storage capacitor coupled to the first transistor and configured to store the data voltage, a second transistor configured to receive a reference voltage from the first transistor during a first time section, configured to diode-connect the first transistor, and configured to compensate for a threshold voltage of the first transistor, and a third transistor configured to diode-connect the first transistor during a second time section, configured to receive the data voltage through the first transistor for which the threshold voltage of the first transistor is compensated, and configured to transfer the data voltage to the storage capacitor.

公开(公告)号：US20160253964A1

公开(公告)日：2016-09-01

申请号：US14834378

申请日：2015-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngin Hwang ,  Haeyeon Lee ,  Inho Choi

IPC: G09G3/32 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2300/0866 ,  G09G2320/0233 ,  G09G2320/043

Abstract: An organic light-emitting display apparatus includes: a first pixel including a first pixel circuit and a first light-emitting device to emit light in response to a first driving current received from the first pixel circuit; a second pixel including a second pixel circuit and a second light-emitting device to emit light in response to a second driving current received from the second pixel circuit; and a switch circuit connected between an anode electrode of the first light-emitting device and an anode electrode of the second light-emitting device.

Abstract translation: 一种有机发光显示装置，包括：第一像素，包括第一像素电路和第一发光装置，用于响应于从第一像素电路接收到的第一驱动电流而发光; 包括第二像素电路的第二像素和响应于从第二像素电路接收的第二驱动电流而发光的第二发光器件; 以及连接在第一发光装置的阳极和第二发光装置的阳极之间的开关电路。

公开(公告)号：US12218156B2

公开(公告)日：2025-02-04

申请号：US18388594

申请日：2023-11-10

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/14 ,  G09G3/3225 ,  H01L27/12 ,  H10K59/121 ,  H10K59/131

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US20210074740A1

公开(公告)日：2021-03-11

申请号：US17099629

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/12 ,  H01L27/32 ,  G09G3/3225

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US10366652B2

公开(公告)日：2019-07-30

申请号：US14834378

申请日：2015-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngin Hwang ,  Haeyeon Lee ,  Inho Choi

IPC: G09G3/32 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

Abstract: An organic light-emitting display apparatus includes: a first pixel including a first pixel circuit and a first light-emitting device to emit light in response to a first driving current received from the first pixel circuit; a second pixel including a second pixel circuit and a second light-emitting device to emit light in response to a second driving current received from the second pixel circuit; and a switch circuit connected between an anode electrode of the first light-emitting device and an anode electrode of the second light-emitting device.

公开(公告)号：US11864421B2

公开(公告)日：2024-01-02

申请号：US17034252

申请日：2020-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsuk Lee ,  Jin Jeon ,  Sugwoo Jung ,  Shinbeom Choi ,  Youngin Hwang ,  Byungno Kim ,  Heeyeon Kim ,  Kohei Ebisuno ,  Nalae Lee ,  Illhwan Lee ,  Jongmin Lee ,  Joohyeon Jo ,  Changha Kwak ,  Yongseon Jo

IPC: H01L27/32 ,  H10K59/121 ,  H10K77/10 ,  H01L27/12 ,  H01L29/786 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K59/1213 ,  H10K77/111 ,  H01L27/1218 ,  H01L27/1262 ,  H01L29/78603 ,  H10K59/1201 ,  H10K2102/311

Abstract: Provided are a thin film transistor substrate which include a substrate, a buffer layer and a thin film transistor, a display apparatus including the thin film transistor substrate, and a method of manufacturing the display apparatus including the thin film transistor substrate. The buffer layer includes an inorganic insulating layer. An area ratio of a peak corresponding to an N—H bond in the buffer layer is 0.5% or less based on a total peak area in a Fourier transform infrared spectroscopy (FTIR).