公开(公告)号：US10910360B2

公开(公告)日：2021-02-02

申请号：US16579066

申请日：2019-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jeonghun Kim ,  Minwoo Byun ,  Byeongguk Jeon ,  Hokyoon Kwon ,  Keunsoo Lee

IPC: H01L27/02 ,  H01L51/52 ,  H01L27/32

Abstract: Provided is a display apparatus having improved display quality by reducing defects due to static electricity. The display apparatus includes: a substrate including a display area and a peripheral area surrounding the display area, the display area including a main area and a first protruding area and a second protruding area extending from the main area and protruding toward the peripheral area in a first direction, the second protruding area being spaced apart from the first protruding area in a second direction that intersects the first direction, a groove portion is disposed between the first protruding area and the second protruding area; a display unit including a first light emitter and a second light emitter; a first load matching part electrically connected to the first light emitter; and a second load matching part electrically connected to the second light emitter.

公开(公告)号：US10461070B2

公开(公告)日：2019-10-29

申请号：US15865070

申请日：2018-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jeonghun Kim ,  Minwoo Byun ,  Byeongguk Jeon ,  Hokyoon Kwon ,  Keunsoo Lee

IPC: H01L27/02 ,  H01L27/32

Abstract: Provided is a display apparatus having improved display quality by reducing defects due to static electricity. The display apparatus includes: a substrate including a display area and a peripheral area surrounding the display area, the display area including a main area and a first protruding area and a second protruding area extending from the main area and protruding toward the peripheral area in a first direction, the second protruding area being spaced apart from the first protruding area in a second direction that intersects the first direction, a groove portion is disposed between the first protruding area and the second protruding area; a display unit including a first light emitter and a second light emitter; a first load matching part electrically connected to the first light emitter; and a second load matching part electrically connected to the second light emitter.

公开(公告)号：US12198627B2

公开(公告)日：2025-01-14

申请号：US18226770

申请日：2023-07-27

Applicant: Samsung Display Co., Ltd.

Inventor： Minjoo Kim ,  Jihyun Ka ,  Chulkyu Kang ,  Soongi Kwon ,  Sujin Kim ,  Minwoo Byun ,  Seoni Jeong ,  Chaehan Hyun ,  Sungchan Hwang

IPC: G09G3/30 ,  G09G3/3233 ,  G09G3/3275

Abstract: Provided is a display apparatus in which initialization and compensation of a pixel is implemented through a pixel including a thin film transistor connected to a node between a driving transistor and a light emitting diode.

公开(公告)号：US11875746B2

公开(公告)日：2024-01-16

申请号：US16932660

申请日：2020-07-17

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Joongsoo Moon ,  Minwoo Byun ,  Yangwan Kim ,  Changkyu Jin

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0809 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A display apparatus with improved light emission uniformity includes a pixel. The pixel includes a driving thin-film transistor (TFT); a storage capacitor; a driving semiconductor layer; a first electrode layer; a second electrode layer; a pixel electrode; a pixel-defining layer defining a light-emitting region; and a conductive layer interposed between the first electrode layer and the pixel electrode and including an extending portion that at least partially overlaps the light-emitting region in a plane view to pass over a central portion of the light-emitting region.

公开(公告)号：US11844241B2

公开(公告)日：2023-12-12

申请号：US17307292

申请日：2021-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Minwoo Byun ,  Keonwoo Kim ,  Mangi Kim ,  Donghyun Lee ,  Byeongguk Jeon ,  Byungsun Kim ,  Yangwan Kim ,  Hyungjun Park ,  Sujin Lee ,  Jaeyong Lee

IPC: H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K50/84 ,  H10K50/844

CPC classification number: H10K59/122 ,  H10K50/841 ,  H10K50/844 ,  H10K59/124 ,  H10K59/131

Abstract: A display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer. A first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.

公开(公告)号：US11832485B2

公开(公告)日：2023-11-28

申请号：US17728474

申请日：2022-04-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kiwook Kim ,  Kwangmin Kim ,  Yangwan Kim ,  Jisu Na ,  Minwoo Byun

IPC: H01L21/00 ,  H10K59/131 ,  H10K50/844 ,  H10K59/124

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/124

Abstract: A display apparatus includes a substrate, a wire having an inner edge including first and second portions, a first insulating layer covering a portion of the substrate, and a second insulating layer. The portion of the substrate covered by the first insulating layer is closer to a center of the substrate than the wire, the first insulating layer covers a part of the first portion of the wire and a part of the second portion of the wire, and a first end of the first insulating layer is disposed on the wire. The second insulating layer covers the first insulating layer and has a second end disposed on the wire. A distance between the first end and the second end covering the first portion of the wire is different from a distance between the first end and the second end covering the second portion of the wire.

公开(公告)号：US11468841B2

公开(公告)日：2022-10-11

申请号：US17146303

申请日：2021-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Minwoo Byun ,  Jongwon Park

IPC: G09G3/3258 ,  G09G5/10

Abstract: An emission control driver includes: a plurality of stages having: a first circuit portion configured to generate a first control signal at a first node and a second control signal at a second node; a second circuit portion configured to control a voltage level of the first control signal; a third circuit portion configured to generate a third control signal based on the first control signal, the second control signal, and the second clock signal; a first output transistor configured to output a first voltage as the emission control signal in response to the first control signal; and a second output transistor configured to output a second voltage as the emission control signal, and wherein the third circuit portion comprises a first capacitor configured to maintain a substantially constant voltage between both electrodes while each of the plurality of stages outputs the emission control signal.

公开(公告)号：US11329121B2

公开(公告)日：2022-05-10

申请号：US17095857

申请日：2020-11-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kiwook Kim ,  Kwangmin Kim ,  Yangwan Kim ,  Jisu Na ,  Minwoo Byun

IPC: H01L21/00 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a substrate, a wire having an inner edge including first and second portions, a first insulating layer covering a portion of the substrate, and a second insulating layer. The portion of the substrate covered by the first insulating layer is closer to a center of the substrate than the wire, the first insulating layer covers a part of the first portion of the wire and a part of the second portion of the wire, and a first end of the first insulating layer is disposed on the wire. The second insulating layer covers the first insulating layer and has a second end disposed on the wire. A distance between the first end and the second end covering the first portion of the wire is different from a distance between the first end and the second end covering the second portion of the wire.

公开(公告)号：US11018212B2

公开(公告)日：2021-05-25

申请号：US16460107

申请日：2019-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Yangwan Kim ,  Joong-Soo Moon ,  Minwoo Byun ,  Changkyu Jin

IPC: H01L27/32 ,  G06F3/044 ,  G06F3/041 ,  H01L51/00 ,  H01L51/52 ,  H05K1/14 ,  H01L27/12

Abstract: An electronic apparatus includes a base substrate having an active area and a peripheral area adjacent to the active area. A plurality of pixels is disposed on the active area. The electronic apparatus also includes a plurality of power lines connected to the pixels. A power pad is disposed on a peripheral area and is configured to receive a power voltage. A power pattern is disposed on the peripheral area and connecting the power lines to the power pad. A plurality of sensing electrodes is disposed on the pixels in the active area. A plurality of sensing pads is disposed on the peripheral area and is electrically connected to the sensing electrodes. The sensing pads overlap with the power pattern.

公开(公告)号：US11004915B2

公开(公告)日：2021-05-11

申请号：US15823613

申请日：2017-11-28

Applicant: Samsung Display Co., Ltd.

Inventor： Minwoo Byun ,  Keonwoo Kim ,  Mangi Kim ,  Donghyun Lee ,  Byeongguk Jeon ,  Byungsun Kim ,  Yangwan Kim ,  Hyungjun Park ,  Sujin Lee ,  Jaeyong Lee

IPC: H01L27/32 ,  H01L51/52

Abstract: Provided is a display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer, wherein a first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.