公开(公告)号：US20220352291A1

公开(公告)日：2022-11-03

申请号：US17685773

申请日：2022-03-03

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  MINJAE JEONG

IPC: H01L27/32

Abstract: An electronic device includes a display panel including a plurality of pixels. Each of the plurality of pixels includes a light-emitting diode, a power line, an initialization voltage line, an initialization signal line, a bias voltage line, a transistor including a first gate in contact with the initialization signal line through a first contact and electrically connected between the initialization voltage line and the anode, and a transistor including a second gate in contact with the initialization signal line through a second contact and electrically connected between the power line and the bias voltage line. In a plan view, the initialization signal line does not overlap the power line.

公开(公告)号：US20210208761A1

公开(公告)日：2021-07-08

申请号：US17210011

申请日：2021-03-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  Dongwoo KIM ,  Sunkwang KIM ,  Kangmoon JO

IPC: G06F3/041 ,  G09G3/3225 ,  H01L27/32 ,  G06F3/044

Abstract: A display device includes a base substrate and an input detection unit. The base substrate includes a front surface and a rear surface that face each other, an active area, a peripheral area adjacent to the active area, a module hole in the active area, a routing area that surrounds the module hole, and a depression pattern that surrounds the module hole between the routing area and the module hole. The input detection unit includes first touch sensor units along a first direction, a first connection part that connects adjacent first touch sensor units, second touch sensor units arranged in a second direction that intersects the first direction, a second connection part that connects adjacent second touch sensor units; and a bridge line disposed in the routing area and connected to second touch sensor units adjacent to each other in the second direction with the module hole therebetween.

公开(公告)号：US20240363056A1

公开(公告)日：2024-10-31

申请号：US18622488

申请日：2024-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： HEEJEAN PARK ,  HYEONGSEOK KIM ,  JUNHYUN PARK ,  SUNHWA LEE

IPC: G09G3/32 ,  H01L27/12

CPC classification number: G09G3/32 ,  H01L27/124 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/08

Abstract: A display panel includes: an element layer including a light emitting element; and a circuit layer including: a first transistor connected between a first drive voltage line and the light emitting element and operating according to a potential of a first node; a second transistor connected between a data line and a second node; a third transistor connected between the first transistor and the first node; a first capacitor electrode connected to the first node; a second capacitor electrode connected to the second node and facing the first capacitor electrode to form a first capacitor; a third capacitor electrode facing the second capacitor electrode to form a second capacitor and connected to the first drive voltage line; a first bridge electrode electrically connecting the first capacitor electrode and the third transistor; and a second bridge electrode electrically connecting the second capacitor electrode and the second transistor.

公开(公告)号：US20240194125A1

公开(公告)日：2024-06-13

申请号：US18444976

申请日：2024-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  MINJAE JEONG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2310/08

Abstract: A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver is configured to provide a gate signal to the pixel. The data driver is configured to provide a data voltage to the pixel. The emission driver is configured to provide an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element and a bias switching element. The driving switching element is configured to apply a driving current to the light emitting element. The bias switching element is configured to provide a bias voltage to an input electrode of the driving switching element. A frequency of a bias gate signal applied to a control electrode of the bias switching element is greater than a frequency of a data write gate signal applied to the pixel.

公开(公告)号：US20230276684A1

公开(公告)日：2023-08-31

申请号：US18313198

申请日：2023-05-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  SUNKWANG KIM ,  KANGMOON JO

IPC: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

CPC classification number: H10K59/88 ,  H10K50/844 ,  H10K59/122 ,  H10K77/10

Abstract: A display device includes a substrate, a first insulating layer disposed on the substrate, a through portion passing through the substrate and the first insulating layer, a display unit disposed on the first insulating layer and including a plurality of pixels surrounding at least a portion of the through portion, and a dummy pixel unit. Each pixel includes a light-emitting element including a pixel electrode and an opposite electrode facing each other, and an emission layer disposed between the pixel electrode and the opposite electrode. The dummy pixel unit includes a plurality of dummy pixels disposed between the through portion and the display unit, and including a metal pattern including a same material as the pixel electrode. The dummy pixels are disposed adjacent to the display unit.

公开(公告)号：US20230230537A1

公开(公告)日：2023-07-20

申请号：US18123847

申请日：2023-03-20

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  MINJAE JEONG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2300/0426 ,  G09G2310/08

Abstract: A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver is configured to provide a gate signal to the pixel. The data driver is configured to provide a data voltage to the pixel. The emission driver is configured to provide an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element and a bias switching element. The driving switching element is configured to apply a driving current to the light emitting element. The bias switching element is configured to provide a bias voltage to an input electrode of the driving switching element. A frequency of a bias gate signal applied to a control electrode of the bias switching element is greater than a frequency of a data write gate signal applied to the pixel.

公开(公告)号：US20230085612A1

公开(公告)日：2023-03-16

申请号：US17881010

申请日：2022-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  HYEONGSEOK KIM ,  MINJAE JEONG ,  MUKYUNG JEON

IPC: G09G3/00 ,  G09G3/32

Abstract: A display panel includes: a plurality of pixels, each of which includes a light emitting element and a pixel circuit for driving the light emitting element; a plurality of scan lines connected to the pixel circuit; and a data line connected to the pixel circuit. The pixel circuit includes: a transfer capacitor connected to a first node and a second node; a first circuit part including the first node; a second circuit including the second node and connected with the light emitting element; and a test unit connected to the first circuit part and the second circuit part.

公开(公告)号：US20230008643A1

公开(公告)日：2023-01-12

申请号：US17709906

申请日：2022-03-31

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN PARK ,  JANGMI KANG ,  MINJAE JEONG ,  MEEHYE JUNG

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel includes: a light emitting diode; a first transistor; a first capacitor connected between a first node and a gate electrode of the first transistor; a second transistor including a first electrode electrically connected to the gate electrode of the first transistor, a second electrode and a gate electrode which receives a first scan signal; and a third transistor including a first electrode electrically connected to the second electrode of the second transistor, a second electrode electrically connected to a third voltage line, and a gate electrode which receives a second scan signal. During an initialization period, an initialization voltage provided from the third voltage line is provided to the gate electrode of the first transistor through the third and second transistors, and, when the initialization period is terminated, at least one of the second transistor and the third transistor is turned off.

公开(公告)号：US20160307524A1

公开(公告)日：2016-10-20

申请号：US14965221

申请日：2015-12-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  KYOUNGJU SHIN

IPC: G09G3/36

CPC classification number: G09G3/3688 ,  G09G2300/0413 ,  G09G2300/0452 ,  G09G2310/0297 ,  G09G2320/0223

Abstract: A display apparatus includes a plurality of gate lines, a plurality of data lines, wherein the plurality of data lines includes a plurality of first and second data line pairs, a plurality of pixels connected to the gate lines and the data lines, driving lines connected to the second data lines, a plurality of switching elements connected to the first data lines and the driving lines, and a plurality of dummy elements respectively connected to a corresponding pair of the first and second data lines, wherein the switching elements and the dummy elements are turned on in response to a switching signal.

Abstract translation: 显示装置包括多条栅极线，多条数据线，其中多条数据线包括多条第一和第二数据线对，连接到栅极线和数据线的多个像素，连接的驱动线 连接到第二数据线的多个开关元件连接到第一数据线和驱动线，以及分别连接到相应的第一和第二数据线对的多个虚设元件，其中开关元件和虚设元件 响应于开关信号而导通。

公开(公告)号：US20160267872A1

公开(公告)日：2016-09-15

申请号：US15017907

申请日：2016-02-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNHYUN PARK ,  Sunghwan Kim ,  Seyoung Song ,  Kyoungju Shin

IPC: G09G3/36

CPC classification number: G09G3/3688 ,  G09G3/3655 ,  G09G3/3677 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2310/08 ,  G09G2320/0204 ,  G09G2320/0223

Abstract: Provided is a display device. The display device includes a display panel comprising a plurality of pixels respectively connected to a plurality of gate lines and first and second data lines, a gate driving circuit configured to driving the plurality of gate lines, a data driving circuit configured to output a data output signal to a data output terminal in response to a data signal, and a driving controller configured to provide the data signal to the data driving circuit and control the gate driving circuit.

Abstract translation: 提供了一种显示装置。 显示装置包括：显示面板，包括分别连接到多个栅极线和第一和第二数据线的多个像素;门驱动电路，被配置为驱动多个栅极线;数据驱动电路，被配置为输出数据输出 响应于数据信号向数据输出端发送信号;以及驱动控制器，被配置为将数据信号提供给数据驱动电路并控制栅极驱动电路。