公开(公告)号：US20240324283A1

公开(公告)日：2024-09-26

申请号：US18613104

申请日：2024-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Myunghoon Park ,  Byungchang Yu ,  Donghoon Lee

IPC: H10K59/121 ,  H10K59/131

CPC classification number: H10K59/121 ,  H10K59/131

Abstract: A display apparatus is disclosed that includes a substrate including a front display area and a corner display area extending from a corner of the front display area. A plurality of main light-emitting elements is arranged in the front display area and a plurality of main pixel circuits are connected to the plurality of main light-emitting elements, respectively. A plurality of corner light-emitting elements is arranged in the corner display area and a plurality of corner pixel circuits are connected to the plurality of corner light-emitting elements. Each of the plurality of main pixel circuits and the plurality of corner pixel circuits includes a boost capacitor, and a capacitance of the boost capacitor included in each of the plurality of corner pixel circuits gradually increases or decreases as the boost capacitor gets farther from the front display area.

公开(公告)号：US11881159B2

公开(公告)日：2024-01-23

申请号：US18101018

申请日：2023-01-24

Applicant: Samsung Display Co., LTD.

Inventor： Myunghoon Park ,  Dong-Hoon Lee ,  Kyunghoon Chung ,  Haemin Kim ,  Byungchang Yu

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2330/06

Abstract: A display device includes: a plurality of gate lines in a display area and extending in a first direction; a scan driver in a non-display area surrounding the display area, connecting the gate lines, extending in a second direction crossing the first direction, and having a first length in the second direction; and an antistatic pattern in the non-display area, extending in the second direction, and having a second length greater than the first length in the second direction.

公开(公告)号：US12249282B2

公开(公告)日：2025-03-11

申请号：US18207682

申请日：2023-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： Byungchang Yu ,  Jangmi Kang ,  Myunghoon Park ,  Dong-Hoon Lee

IPC: G09G3/3233

Abstract: A display device is disclosed that includes a first circuit including a driving transistor including a first electrode, a second electrode, a gate electrode, and a back gate electrode, a light emitting element including an anode and a cathode connected to the first circuit, and a second circuit including a first transistor connected between the back gate electrode of the driving transistor and a compensation voltage line, and a second transistor connected between the back gate electrode of the driving transistor and a first voltage line.

公开(公告)号：US20240113267A1

公开(公告)日：2024-04-04

申请号：US18195082

申请日：2023-05-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Byungchang Yu ,  Donghoon Lee

IPC: H01L33/62

CPC classification number: H01L33/62

Abstract: Provided is a display apparatus including a substrate including a display area and a non-display area outside the display area, a pixel electrode on the display area, a first common voltage supply line on the non-display area and having a first hole, and a metal bank layer on the pixel electrode and the first common voltage supply line and having a pixel opening overlapping the pixel electrode and a first bank hole overlapping the first hole.

公开(公告)号：US20240130168A1

公开(公告)日：2024-04-18

申请号：US18488093

申请日：2023-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jangmi Kang ,  Myunghoon Park ,  Byungchang Yu ,  Donghoon Lee

IPC: H10K59/122 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/131

Abstract: A display apparatus includes a display area in which a plurality of light-emitting diodes are disposed, a common voltage supply line disposed in a non-display area outside the display area, an organic insulating layer disposed on the common voltage supply line, a connection electrode layer disposed on the organic insulating layer and electrically connected to the common voltage supply line, an insulating layer disposed on the connection electrode layer, and a metal bank layer electrically connected to the connection electrode layer through a contact hole of the insulating layer, wherein the metal bank layer includes a first hole overlapping the organic insulating layer, and each of the connection electrode layer and the insulating layer includes a hole overlapping the first hole of the metal bank layer.

公开(公告)号：US11942029B2

公开(公告)日：2024-03-26

申请号：US18203158

申请日：2023-05-30

Applicant: Samsung Display Co., LTD. ,  IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)

Inventor： Byungchang Yu ,  Oh-Kyong Kwon ,  Kyunghoon Chung

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2320/0247

Abstract: A display device includes a pixel. The pixel includes a light-emitting element, a first capacitor, and first to fifth transistors. The first transistor is connected between a first voltage line receiving a first driving voltage and the light-emitting element, and operates in response to a potential of a first node, and the second transistor is connected between a data line and the first node, and receives a first scan signal. The first capacitor is connected between the first node and a second node, and the third transistor is connected between the first transistor and the first node, and receives a second scan signal. The fourth transistor is connected between a reference voltage line and the first node, and receives a third scan signal, and the fifth transistor is connected between the first transistor and the second node, and receives an emission control signal.

公开(公告)号：US20230363206A1

公开(公告)日：2023-11-09

申请号：US18179969

申请日：2023-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Haemin Kim ,  Bonyong Koo ,  Myunghoon Park ,  Byungchang Yu ,  Donghoon Lee ,  Kyunghoon Chung

IPC: H10K59/121 ,  H10K59/131 ,  H10K59/124 ,  H10K59/123

CPC classification number: H10K59/1216 ,  H10K59/131 ,  H10K59/124 ,  H10K59/123 ,  H10K59/1213 ,  G09G2300/0852 ,  G09G2300/0426 ,  G09G3/3241

Abstract: A display apparatus includes a first capacitor electrode, a second capacitor electrode over the first capacitor electrode and overlapping the first capacitor electrode, a power voltage line over the second capacitor electrode and electrically connected to the second capacitor electrode, a connection electrode at a same layer as the power voltage line, the connection electrode being electrically connected to the first capacitor electrode, and a pixel electrode over the connection electrode and electrically connected to the connection electrode. A high-quality image may be displayed on the display apparatus.

公开(公告)号：US12243491B2

公开(公告)日：2025-03-04

申请号：US18339558

申请日：2023-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Haemin Kim ,  Youngwan Seo ,  Byungchang Yu ,  Geunho Lee ,  Kyunghoon Chung

IPC: G09G3/3266

Abstract: A display panel includes a scan driving circuit. The scan driving circuit includes a first transistor that outputs a high-voltage of a scan signal during a turn-on period. The first transistor includes a first semiconductor pattern layer including a first input region, a first output region, and a first channel region, a first gate electrode overlapping the first channel region, a second semiconductor pattern layer including a second input region electrically connected to the first input region, a second output region electrically connected to the first output region, and a second channel region overlapping the first channel region, and a second gate electrode overlapping the second channel region, and electrically connected to the first gate electrode.

公开(公告)号：US12223883B2

公开(公告)日：2025-02-11

申请号：US18139113

申请日：2023-04-25

Applicant: Samsung Display Co., LTD. ,  IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)

Inventor： Byungchang Yu ,  Oh-Kyong Kwon ,  Kyunghoon Chung

IPC: G09G3/32

Abstract: A display device includes: a pixel including a light emitting element, a first capacitor connected between a first node and a second node, and a second capacitor connected between the second node and a third node. The pixel further includes: a first transistor connected between the second node and the light emitting element to operate depending on potential of the first node; a second transistor connected between the third node and a data line to operate depending on a first scan signal; a third transistor connected between the third node and the second transistor to operate depending on a light emitting control signal; a fourth transistor connected between a reference voltage line and a first node to operate depending on the second scan signal; and a fifth transistor connected between the reference voltage line and the third node to operate depending on a third scan signal.

公开(公告)号：US12141384B2

公开(公告)日：2024-11-12

申请号：US18055818

申请日：2022-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong-Hoon Lee ,  Haemin Kim ,  Myunghoon Park ,  Byungchang Yu ,  Kyunghoon Chung

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/32 ,  H10K50/844 ,  H10K59/121 ,  H10K59/131 ,  H10K59/40

Abstract: A display device includes a display panel and an input sensor. The input sensor may include a first sensing electrode, a signal line electrically connected to a first terminal of the first sensing electrode, a first line at least partially overlapping the first sensing electrode and extending in the same direction as the first sensing electrode in the active area, and a first switching element defining a first current path in the first sensing electrode and the first line or blocking the first current path.