公开(公告)号：US12230051B2

公开(公告)日：2025-02-18

申请号：US18506063

申请日：2023-11-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyunghoe Lee ,  Cheol-Gon Lee ,  Mukyung Jeon

IPC: G06V40/13 ,  G06F3/044 ,  H10K39/34 ,  H10K59/40

Abstract: A display panel that includes a plurality of light emitting elements and a plurality of light detection elements, and an input sensing unit disposed on the display panel. The input sensing unit includes a first detection electrode, a second detection electrode insulated from and that intersects the first detection electrode, and a plurality of light blocking parts that include detection openings that overlap the light detection elements. The light blocking parts include a plurality of first light blocking parts spaced apart from a boundary between the first detection electrode and the second detection electrode, and a plurality of second light blocking parts closer to the boundary than the first light blocking parts. Side surfaces of the second light blocking parts that face the boundary have shapes that correspond to edges of the first detection electrode and the second detection electrode adjacent to the second light blocking parts.

公开(公告)号：US12211430B2

公开(公告)日：2025-01-28

申请号：US18372618

申请日：2023-09-25

Applicant: Samsung Display Co., LTD.

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

IPC: G09G3/32

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：US20240321216A1

公开(公告)日：2024-09-26

申请号：US18609591

申请日：2024-03-19

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Heejean Park ,  Sunhwa Lee ,  Mukyung Jeon

IPC: G09G3/3266

CPC classification number: G09G3/3266 ,  G09G2300/0819 ,  G09G2310/08

Abstract: A gate driving circuit is provided. Each stage of the gate driving circuit includes a first node controller configured to control a voltage level of a first node connected to a gate of a pull-down transistor, and a second node controller configured to control a voltage level of a second node connected to a gate of a pull-up transistor, wherein the first node controller comprises a first circuit and a second circuit, wherein the first circuit is connected between the first node and an input terminal to which a start signal is input, and configured to transfer the start signal to the first node, and the second circuit is connected between the input terminal and the first node, and may be configured to boost a voltage level of a voltage of the first node.

公开(公告)号：US12079432B2

公开(公告)日：2024-09-03

申请号：US17973441

申请日：2022-10-25

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Sun Kim ,  Mukyung Jeon

IPC: G06F3/044 ,  G06F3/041 ,  G06V40/13 ,  G09G3/20 ,  H10K59/40

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416 ,  G06V40/1306 ,  G09G3/20 ,  G09G3/2092 ,  H10K59/40 ,  G06F2203/04103 ,  G06F2203/04111 ,  G09G2300/0426

Abstract: A display device includes: a display panel including a display area having a pixel and a non-display area disposed adjacent to the display area; a sensor including a sensing electrode overlapping the display area; a first pad electrically connected to the display panel; and a second pad electrically connected to the sensor, wherein the first pad and the second pad are disposed in the non-display area and are spaced apart from each other with the display area interposed therebetween.

公开(公告)号：US20240249551A1

公开(公告)日：2024-07-25

申请号：US18506063

申请日：2023-11-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KYUNGHOE LEE ,  Cheol-Gon Lee ,  Mukyung Jeon

IPC: G06V40/13 ,  G06F3/044 ,  H10K39/34 ,  H10K59/40

CPC classification number: G06V40/1318 ,  G06F3/0446 ,  H10K39/34 ,  H10K59/40 ,  G06F2203/04107

Abstract: A display panel that includes a plurality of light emitting elements and a plurality of light detection elements, and an input sensing unit disposed on the display panel. The input sensing unit includes a first detection electrode, a second detection electrode insulated from and that intersects the first detection electrode, and a plurality of light blocking parts that include detection openings that overlap the light detection elements. The light blocking parts include a plurality of first light blocking parts spaced apart from a boundary between the first detection electrode and the second detection electrode, and a plurality of second light blocking parts closer to the boundary than the first light blocking parts. Side surfaces of the second light blocking parts that face the boundary have shapes that correspond to edges of the first detection electrode and the second detection electrode adjacent to the second light blocking parts.

公开(公告)号：US20240224597A1

公开(公告)日：2024-07-04

申请号：US18400339

申请日：2023-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongseok Kim ,  Junhyun Park ,  Heejean Park ,  Sunhwa Lee ,  Danwon Lim ,  Mukyung Jeon

IPC: H10K59/121 ,  G09G3/3233 ,  H10K59/131

CPC classification number: H10K59/1216 ,  G09G3/3233 ,  H10K59/131 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2310/0262

Abstract: A display apparatus includes a substrate, a first transistor including a first semiconductor layer on the substrate and a first electrode overlapping the first semiconductor layer, a first capacitor including the first electrode and a second electrode, the second electrode overlapping the first electrode, a second capacitor including the second electrode and a third electrode, the third electrode overlapping the second electrode, a first connection electrode and a second connection electrode disposed on the third electrode, wherein the third electrode includes a first opening, and a portion of the first connection electrode and a portion of the second connection electrode are adjacent to each other, are spaced apart from each other, and overlap the first opening.

公开(公告)号：US11989967B2

公开(公告)日：2024-05-21

申请号：US18210607

申请日：2023-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kim ,  Keumdong Jung ,  KyungTea Park ,  Sunhwa Lee ,  Mukyung Jeon ,  Sanghyun Heo

IPC: G06V40/13 ,  G06F3/041 ,  G06V40/12

CPC classification number: G06V40/13 ,  G06F3/0416 ,  G06V40/1365

Abstract: A display device relating to a method of operating thereof, including: a display panel having a touch sensing unit to sense an external touch and a display unit including a plurality of pixels; a fingerprint sensing panel to sense a fingerprint disposed on one surface of the display unit, the fingerprint sensing panel having a plurality of fingerprint sensing pixels respectively connected to a plurality of fingerprint scan lines and a plurality of fingerprint sensing lines, and a fingerprint scan driving circuit to drive one or more fingerprint scan lines included in a sensing area; and a read-out circuit to output a selection signal for selecting a sensing area of the fingerprint sensing panel.

公开(公告)号：US11776454B2

公开(公告)日：2023-10-03

申请号：US17571666

申请日：2022-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Il-joo Kim ,  Mukyung Jeon ,  Ansu Lee

IPC: G09G3/30 ,  G09G3/20 ,  G02F1/1362 ,  H10K59/131

CPC classification number: G09G3/2092 ,  G02F1/136286 ,  H10K59/131 ,  G02F2201/56 ,  G09G2300/0426

Abstract: A display apparatus includes a plurality of pixels arranged in rows and columns, a plurality of gate lines in a first direction and connected to the pixels, and a plurality of data lines connected to the pixels. A number of data lines are between pixels in one row and in each of first areas adjacent to one side of the pixels in one column of a first column and the last column.

公开(公告)号：US11631732B2

公开(公告)日：2023-04-18

申请号：US17337903

申请日：2021-06-03

Applicant: Samsung Display Co., Ltd.

Inventor： Heerim Song ,  Gyungsoon Park ,  Mukyung Jeon

IPC: H01L27/32 ,  H01L51/00 ,  H05K1/18

Abstract: A flexible display apparatus includes a panel that includes a display area that displays images and a fan-out portion in which a plurality of wirings connected to the display area are located, and a driving chip connected to the fan-out portion and connected to the display area via the plurality of wirings. The plurality of wirings arranged in the fan-out portion may include first wirings at a first layer on the panel and second wirings at a second layer that is different from the first layer. The first wirings and the second wirings may be in an overlapping relationship above and below each other.

公开(公告)号：US20220344440A1

公开(公告)日：2022-10-27

申请号：US17573417

申请日：2022-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Kyunghoe Lee ,  Cheolgon Lee ,  Mukyung Jeon

IPC: H01L27/32

Abstract: A display apparatus including a display area including a first area having a first resolution and a second area having a second resolution that is lower than the first resolution and a non-display area comprises a conductive pattern arranged in the second area of the display area, a pixel electrode arranged in the second area, an opposite electrode facing the pixel electrode and contacting the conductive pattern, and a first electrode layer arranged in the non-display area and contacting the opposite electrode.