公开(公告)号：US20240395210A1

公开(公告)日：2024-11-28

申请号：US18795917

申请日：2024-08-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  H10K59/131

Abstract: A display apparatus that prevents visual recognition of flickering in each of display areas having different resolutions includes a first pixel circuit, a first display element, a second pixel circuit, and a second display element. The first pixel circuit includes: a first driving transistor configured to control a first current that flows to the first display element; and a first initializing transistor configured to apply a first initializing voltage to a gate of the first driving transistor in response to a first scan signal. The second pixel circuit includes: a second driving transistor configured to control a second current that flows to the second display element; and a second initializing transistor configured to apply a second initializing voltage having a level different from a level of the first initializing voltage to a gate of the second driving transistor in response to the first scan signal.

公开(公告)号：US20220384764A1

公开(公告)日：2022-12-01

申请号：US17713237

申请日：2022-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： MINWOO WOO ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Haeyoung Yun ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee ,  Yoon-Jong Cho

IPC: H01L51/52 ,  H01L27/32

Abstract: A display panel includes a base layer, a circuit layer disposed on the base layer, a light-emitting element layer disposed on the circuit layer and including a light-emitting element having a pixel electrode, a light-emitting layer disposed on the pixel electrode, and a common electrode disposed on the light-emitting layer, an encapsulation layer disposed on the light-emitting element layer, and a pattern disposed between the circuit layer and the light-emitting element layer. At least a portion of the pattern may be disposed in a region adjacent to the light-emitting element, with respect to a plan view of the display panel.

公开(公告)号：US11793058B1

公开(公告)日：2023-10-17

申请号：US17954676

申请日：2022-09-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sewan Son ,  Jinsung An ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee ,  Haejin Kim ,  Seongjun Lee

IPC: H10K50/11 ,  H10K59/88 ,  H10K50/844 ,  H10K59/124 ,  H10K59/131 ,  H10K71/20 ,  H10K59/12

CPC classification number: H10K59/88 ,  H10K50/844 ,  H10K59/124 ,  H10K59/131 ,  H10K71/221 ,  H10K50/11 ,  H10K59/1201

Abstract: A display apparatus includes: a base substrate including a display area, an opening area, and an opening peripheral area between the opening area and the display area, wherein the display area surrounds the opening area, and the opening peripheral area has an annular shape; a conductive pattern disposed on the base substrate in the opening peripheral area and having an annular shape; and a light emitting layer disposed on the base substrate and in a portion of the opening peripheral area, and including an organic material, and wherein the light emitting layer is not formed at a portion of opening peripheral area that is adjacent to the opening area.

公开(公告)号：US20230152640A1

公开(公告)日：2023-05-18

申请号：US17836492

申请日：2022-06-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minwoo Woo ,  Sungho Kim ,  Jinsung An ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee

IPC: G02F1/1362 ,  H01L27/32

CPC classification number: G02F1/136209 ,  H01L27/3246 ,  H01L27/3272

Abstract: An electronic apparatus includes: a housing having a backside and lateral sides; a cover window arranged on the housing; a display apparatus arranged under the cover window; a sensor unit arranged under the display apparatus; and a camera unit arranged under the display apparatus. The display apparatus includes: a substrate; a plurality of first electrodes arranged over the substrate; a plurality of emission layers on the plurality of first electrodes; a second electrode overlapping the plurality of first electrodes and the plurality of emission layers; and a shield pattern arranged between the substrate and the plurality of first electrodes, and overlapping the plurality of first electrodes in a plan view; The shield pattern includes a first part and a second part apart from the first part, and the second electrode includes an opening arranged between the first part and the second part in the plan view.

公开(公告)号：US20220366847A1

公开(公告)日：2022-11-17

申请号：US17581975

申请日：2022-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee

IPC: G09G3/3233 ,  H01L27/32

Abstract: A display apparatus that prevents visual recognition of flickering in each of display areas having different resolutions includes a first pixel circuit, a first display element, a second pixel circuit, and a second display element. The first pixel circuit includes: a first driving transistor configured to control a first current that flows to the first display element; and a first initializing transistor configured to apply a first initializing voltage to a gate of the first driving transistor in response to a first scan signal. The second pixel circuit includes: a second driving transistor configured to control a second current that flows to the second display element; and a second initializing transistor configured to apply a second initializing voltage having a level different from a level of the first initializing voltage to a gate of the second driving transistor in response to the first scan signal.

公开(公告)号：US11489023B2

公开(公告)日：2022-11-01

申请号：US16991486

申请日：2020-08-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sewan Son ,  Jinsung An ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee ,  Haejin Kim ,  Seongjun Lee

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: A display apparatus includes: a base substrate including a display area, an opening area, and an opening peripheral area between the opening area and the display area, wherein the display area surrounds the opening area, and the opening peripheral area has an annular shape; a conductive pattern disposed on the base substrate in the opening peripheral area and having an annular shape; and a light emitting layer disposed on the base substrate and in a portion of the opening peripheral area, and including an organic material, and wherein the light emitting layer is not formed at a portion of opening peripheral area that is adjacent to the opening area.

公开(公告)号：US12114543B2

公开(公告)日：2024-10-08

申请号：US17342262

申请日：2021-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Seokje Seong ,  Seongjun Lee

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/121

Abstract: A display device includes: a substrate; a first active pattern on the substrate; a second active pattern on the first active pattern; a first upper electrode on the second active pattern and having an island shape; and a first signal line on the first upper electrode, being electrically connected to the first upper electrode, and having an electrical resistance smaller than an electrical resistance of the first upper electrode.

公开(公告)号：US12027104B2

公开(公告)日：2024-07-02

申请号：US18069418

申请日：2022-12-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsung An ,  Sungho Kim ,  Minwoo Woo ,  Wangwoo Lee ,  Jeong-Soo Lee ,  Sugwoo Jung

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2300/0852 ,  G09G2310/0278 ,  G09G2320/0247

Abstract: A display panel includes: a light emitting element, a driving switching element, a bias switching element and a bias control switching element. The driving switching element is configured to apply a driving current to the light emitting element. The bias switching element is connected to a first electrode of the driving switching element and configured to apply a bias voltage to the first electrode of the driving switching element. The bias control switching element is connected to a first electrode of the bias switching element and configured to apply the bias voltage to the first electrode of the bias switching element.

公开(公告)号：US20230389397A1

公开(公告)日：2023-11-30

申请号：US18116433

申请日：2023-03-02

Applicant: Samsung Display Co., Ltd.

Inventor： Kyeongwoo Jang ,  Sungho Kim ,  Kiho Bang ,  Jinsung An ,  Minwoo Woo ,  Wangwoo Lee ,  Changho Yi ,  Hyeri Cho ,  Seunghyun Lee

IPC: H10K59/80 ,  H10K59/131 ,  H04M1/02

CPC classification number: H10K59/873 ,  H10K59/131 ,  H04M1/0266

Abstract: A display apparatus includes a display area and a non-display area, an inorganic insulating layer, display elements in the display area, an encapsulation layer including a first inorganic encapsulation layer, a second inorganic encapsulation layer, and an organic encapsulation layer between the first inorganic encapsulation layer and the second inorganic encapsulation layer, a dam in the non-display area, and a power supply line on the inorganic insulating layer in the non-display area, and a portion of the power supply line intersects the dam, an edge of the portion of the power supply line is covered by at least one transparent conductive material layer, a portion of the first inorganic encapsulation layer is on the portion of the power supply line covered by the at least one transparent conductive material layer.

公开(公告)号：US11784190B2

公开(公告)日：2023-10-10

申请号：US16358020

申请日：2019-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sewan Son ,  Moosoon Ko ,  Youngwoo Park ,  Jinsung An ,  Minwoo Woo ,  Juwon Yoon ,  Seongjun Lee ,  Wangwoo Lee ,  Jeongsoo Lee ,  Jiseon Lee ,  Deukmyung Ji

IPC: H01L27/12 ,  H10K59/12 ,  H10K59/124 ,  H10K59/121 ,  H01L29/786 ,  H10K59/122 ,  H10K71/00 ,  H10K50/81 ,  H10K50/82 ,  H10K59/123

CPC classification number: H01L27/1218 ,  H01L27/1222 ,  H01L27/1255 ,  H10K59/12 ,  H10K59/122 ,  H10K59/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K71/00 ,  H01L27/1214 ,  H01L29/78603 ,  H10K50/81 ,  H10K50/82 ,  H10K59/123

Abstract: A display apparatus includes a substrate, a first thin-film transistor including a first semiconductor layer on the substrate, and a first gate electrode on the first semiconductor layer, the first gate electrode being insulated from the first semiconductor layer by a first gate insulating layer, an organic interlayer insulating layer covering the first gate electrode, a first conductive layer on the organic interlayer insulating layer, a first contact hole exposing a top portion of the first semiconductor layer by penetrating through the organic interlayer insulating layer and the first gate insulating layer, and a first protruding portion protruding from a top surface of the substrate between the substrate and the first semiconductor layer, the first protruding portion corresponding to the first contact hole, wherein the first conductive layer contacts the first semiconductor layer through the first contact hole.