公开(公告)号：US20190088894A1

公开(公告)日：2019-03-21

申请号：US16196024

申请日：2018-11-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： GYUNGSOON PARK ,  Ilgon Kim ,  Minjae Jeong

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/0097 ,  H01L27/3218 ,  H01L27/322 ,  H01L27/3248 ,  H01L27/326 ,  H01L27/3272 ,  H01L27/3293 ,  H01L51/52 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5256 ,  H01L2251/5338 ,  Y02E10/549

Abstract: A display device including: a plurality of unit portions repeatedly arranged in a first direction and a second direction, wherein the second direction is different from the first direction; a plurality of display units respectively arranged above the plurality of unit portions; and a plurality of encapsulation layers respectively encapsulating the plurality of display units, wherein each of the plurality of unit portions includes an island where a display unit and an encapsulation layer are located, and at least one connection unit connected to the island, and islands of two unit portions adjacent to each other are spaced apart from each other, and connection units of the two unit portions adjacent to each other are connected to each other.

公开(公告)号：US12175921B2

公开(公告)日：2024-12-24

申请号：US17734320

申请日：2022-05-02

Applicant: SAMSUNG DISPLAY CO., LTD. ,  IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)

Inventor： Oh-Kyong Kwon ,  Minjae Jeong ,  Kyunghoon Chung

IPC: G09G3/32

Abstract: A display device is provided including a display panel. A pixel of the display panel includes a light emitting element, first through sixth transistors, and a capacitor. The first transistor is connected between a power line and the light emitting element and operates depending on a potential of a first node. The second transistor is connected between a data line and a second node. The capacitor is connected between the first node and the second node. The third transistor is connected between the first transistor and the first node. The fourth transistor is connected between the first node and a reference voltage line. The fifth transistor is connected between the second node and the reference voltage line. The sixth transistor is connected between the power line and the second node.

公开(公告)号：US12133434B2

公开(公告)日：2024-10-29

申请号：US18197655

申请日：2023-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungsoon Park ,  Ilgon Kim ,  Minjae Jeong

IPC: H01L51/00 ,  H10K50/84 ,  H10K50/842 ,  H10K50/844 ,  H10K59/12 ,  H10K59/124 ,  H10K59/18 ,  H10K77/10 ,  H10K59/121 ,  H10K102/00

CPC classification number: H10K59/18 ,  H10K50/84 ,  H10K50/8426 ,  H10K50/844 ,  H10K59/12 ,  H10K59/124 ,  H10K77/111 ,  H10K59/121 ,  H10K2102/311 ,  Y02E10/549

Abstract: A display apparatus includes a substrate; a plurality of display units on the substrate, each including a thin film transistor including at least one inorganic layer, a passivation layer on the thin film transistor, and a display device electrically connected to the thin film transistor; and a plurality of encapsulation layers respectively encapsulating the plurality of display units. The substrate includes a plurality of islands spaced apart, a plurality of connection units connecting the plurality of islands, and a plurality of through holes penetrating through the substrate between the plurality of connection units. The plurality of display units are on the plurality of islands, respectively. The at least one inorganic layer and the passivation layer extend on the plurality of connection units. The passivation layer includes a trench exposing the at least one inorganic layer. The encapsulation layer contacts the at least one inorganic layer exposed via the trench.

公开(公告)号：US11996054B2

公开(公告)日：2024-05-28

申请号：US18204395

申请日：2023-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Hyeongseok Kim ,  Junhyun Park ,  Minjae Jeong ,  Mukyung Jeon

IPC: G09G3/3266

CPC classification number: G09G3/3266 ,  G09G2320/0247

Abstract: Provided is a scan driver for applying a bias voltage comprising a kth stage that includes an inputter transmitting an input signal to a first node, a stress reliever disposed between the first node and a second node, a carry signal outputter receiving a high-power-supply voltage and a second clock signal and outputting the second clock signal, an output signal outputter receiving the high-power-supply voltage and a third clock signal and outputting the third clock signal, a maintainer transmitting the first clock signal to a third node, and a stabilizer applying a first low-power-supply voltage to the third node and the high-power-supply voltage to the first node. The first and second clock signals selectively toggle between the high-power-supply voltage and the first low-power-supply voltage, the third clock signal selectively toggles between the high-power-supply voltage and a second low-power-supply voltage, and the bias voltage is adjusted as the second low-power-supply voltage varies.

公开(公告)号：US11875741B2

公开(公告)日：2024-01-16

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

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08

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：US11862072B2

公开(公告)日：2024-01-02

申请号：US17970623

申请日：2022-10-21

Applicant: Samsung Display Co., Ltd.

Inventor： Minjae Jeong ,  Jangmi Kang ,  Hyeongseok Kim ,  Junhyun Park ,  Mukyung Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/043 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0233

Abstract: A pixel includes a light emitting element, a first transistor including a first electrode electrically connected to a first voltage line which supplies a first driving voltage, a second electrode electrically connected to the light emitting element, and a gate electrode connected to a first node, a second transistor connected between the first node and a second node and including a gate electrode connected to a first scan line, a third transistor connected between the second electrode of the first transistor and the second node and including a gate electrode connected to a second scan line, and a booting capacitor connected between the second node and the second scan line.

公开(公告)号：US11804171B2

公开(公告)日：2023-10-31

申请号：US17889303

申请日：2022-08-16

Applicant: Samsung Display Co., LTD.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Jangmi Kang ,  Minjae Jeong ,  Mukyung Jeon

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2310/0275

Abstract: A pixel circuit includes a light emitting element, a driving switching element, a storage capacitor, a data voltage applying switching element and a first leakage compensation switching element. The driving switching element is configured to apply a driving current to the light emitting element. The storage capacitor is connected to a control electrode of the driving switching element. The data voltage applying switching element is configured to apply a data voltage to the storage capacitor. The first leakage compensation switching element is disposed between the storage capacitor and the data voltage applying switching element.

公开(公告)号：US20210026198A1

公开(公告)日：2021-01-28

申请号：US16928177

申请日：2020-07-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minjae Jeong ,  Minkyu Woo ,  Misun Lee ,  Kyunghoon Chung ,  Chongchul Chai ,  Sungchul Hong

IPC: G02F1/13357 ,  G02F1/1345 ,  G09G3/36

Abstract: A backlight device includes a substrate and a plurality of light emitters on the substrate. Each of the plurality of light emitters includes a brightness controller disposed on the substrate, and a pad unit disposed on the substrate. The brightness controller generates a light-emission current, a light-emitting diode is allowed to be disposed on the pad unit, and the light-emitting diode emits light based on the light-emission current.

公开(公告)号：US10665785B2

公开(公告)日：2020-05-26

申请号：US15864472

申请日：2018-01-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngdae Kim ,  Sangjin Park ,  Minjae Jeong

IPC: G03F7/20 ,  C23C14/04 ,  H01L51/00 ,  H01L51/56 ,  G03F7/039 ,  G03F7/038 ,  G03F7/26 ,  G03F7/09 ,  G03F7/095 ,  G03F7/213 ,  G03F7/12

Abstract: A method of manufacturing a mask includes attaching a first mask base substrate and a second mask base substrate to opposite sides of an adhesive layer, forming a photoresist layer on the first and second mask base substrates, exposing and developing the photoresist layer to remove the photoresist layer on effective area at centers of surfaces of the first and second mask base substrates such that the first photoresist layer remains on non-effective areas at edges of surfaces of the first mask base substrate and the second mask base substrate, etching the effective area to form a stepped groove on the first and second mask base substrates, separating the first and second mask base substrates from the adhesive layer, and forming a pattern hole in the effective area of first and second mask base substrates, each with the first stepped groove thereon.

公开(公告)号：US10263062B2

公开(公告)日：2019-04-16

申请号：US14805765

申请日：2015-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungsoon Park ,  Minjae Jeong ,  Keumnam Kim ,  Sehyoung Cho ,  Jongho Hong

IPC: H01L27/32 ,  H01L51/00 ,  G09G3/20

Abstract: A flexible display is disclosed. In one aspect, the display includes at least one first pattern including a plurality of display elements configured to display an image and extending in a first direction. The display device also includes at least one second pattern extending in a second direction and overlapping at least a portion of the first pattern. The second pattern has a curved shape in the first direction and the second direction crosses the first direction. The first and second patterns form at least one cavity region defining a space therebetween and the first and second patterns form a mesh structure.