公开(公告)号：US11011589B2

公开(公告)日：2021-05-18

申请号：US17028420

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Gwangmin Cha ,  Woongsik Kim ,  Jinsu Byun ,  Koichi Sugitani ,  Saehee Han

IPC: H01L27/32 ,  H01L51/52 ,  G02B27/01 ,  G02B27/42

Abstract: A display apparatus including a display substrate, a light-emitting device on the display substrate, an encapsulation substrate on the light-emitting device and bonded to the display substrate, and a diffraction-grating layer on a top surface of the encapsulation substrate, wherein the diffraction-grating layer includes a plurality of diffraction patterns spaced apart from one another by a predetermined distance, and each of the plurality of diffraction patterns has a stacked structure of a lower layer and an upper layer, wherein the lower and upper layers include different materials.

公开(公告)号：US20210083012A1

公开(公告)日：2021-03-18

申请号：US16821879

申请日：2020-03-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsu BYUN ,  Woongsik Kim ,  Saehee Han

IPC: H01L27/32 ,  H01L51/52 ,  G06F3/041

Abstract: A display apparatus including a substrate including a display area and a non-display area adjacent to the display area, a thin film encapsulation layer disposed on the substrate and including at least one inorganic encapsulation layer and at least one organic encapsulation layer, a touch unit disposed on the thin film encapsulation layer in the display area, and including a first insulating layer and a second insulating layer disposed on the first insulating layer, the second insulating layer having a first opening at least partially exposing the first insulating layer, a first partition wall disposed on the thin film encapsulation layer in the non-display area along a periphery of the display area, and an organic layer covering the touch unit, directly contacting an upper surface of the first insulating layer through the first opening, and extending to the first partition wall.

公开(公告)号：US20210005684A1

公开(公告)日：2021-01-07

申请号：US17028420

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Gwangmin Cha ,  Woongsik Kim ,  Jinsu Byun ,  Koichi Sugitani ,  Saehee Han

IPC: H01L27/32 ,  H01L51/52 ,  G02B27/01 ,  G02B27/42

Abstract: A display apparatus including a display substrate, a light-emitting device on the display substrate, an encapsulation substrate on the light-emitting device and bonded to the display substrate, and a diffraction-grating layer on a top surface of the encapsulation substrate, wherein the diffraction-grating layer includes a plurality of diffraction patterns spaced apart from one another by a predetermined distance, and each of the plurality of diffraction patterns has a stacked structure of a lower layer and an upper layer, wherein the lower and upper layers include different materials.

公开(公告)号：US12200959B2

公开(公告)日：2025-01-14

申请号：US17746289

申请日：2022-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jungi Kim ,  Jeong Won Kim ,  Woongsik Kim ,  Donghwan Bae ,  Jin-Su Byun

IPC: H10K50/844 ,  H10K50/858

Abstract: A display device includes a substrate including a display area and a non-display area surrounding the display area, a light emitting structure disposed on the substrate in the display area, a thin film encapsulation layer disposed on the light emitting structure, an optical structure including a first refractive pattern and a second refractive pattern, and a partition wall disposed on the substrate in the non-display area and surrounding the second refractive pattern. The first refractive pattern is disposed on the thin film encapsulation layer, and overlaps the light emitting structure. The second refractive pattern covers the first refractive pattern, has a refractive index smaller than a refractive index of the first refractive pattern, and includes an organic material.

公开(公告)号：US12171116B2

公开(公告)日：2024-12-17

申请号：US17370548

申请日：2021-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Woongsik Kim ,  Jinsu Byun ,  Sanghyun Lee ,  Gwangmin Cha ,  Saehee Han

IPC: H10K50/858 ,  G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K59/122 ,  H10K59/40 ,  H10K59/80

Abstract: A display apparatus may include a substrate, a display element disposed above the substrate, an encapsulation layer disposed above the display element and including an inorganic encapsulation layer and an organic encapsulation layer, and a touch-sensing layer disposed above the encapsulation layer. The touch-sensing layer may include a first insulating layer including a side surface inclined with respect to a top surface of the encapsulation layer and including an organic material. The touch-sensing layer may include a conductive layer including sensing electrodes, and a second insulating layer covering the conductive layer and including a refractive index that may be different from that of the first insulating layer.

公开(公告)号：US12137602B2

公开(公告)日：2024-11-05

申请号：US18336908

申请日：2023-06-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woongsik Kim ,  Junhyeong Park ,  Minwoo Kim

IPC: H10K77/10 ,  H10K50/844 ,  H10K50/858 ,  H10K59/12 ,  H10K59/35 ,  H10K102/00

Abstract: A display apparatus includes a base layer including device counterparts and bridges, the bridges being located around the device counterparts and connecting the device counterparts to each other, an inorganic insulating layer located over the base layer and having openings exposing at least a portion of at least one of the bridges, organic layers filling the openings, wires located over the organic layers, display devices located over the device counterparts, and encapsulation films each of which has a form of an island to correspond to a corresponding one of the device counterparts, each of the encapsulation films including a first inorganic encapsulation film covering a corresponding one of the display devices, an organic encapsulation film located over the first inorganic encapsulation film, and a second inorganic encapsulation film covering the organic encapsulation film and contacting the first inorganic encapsulation film outside of the organic encapsulation film.

公开(公告)号：US12112006B2

公开(公告)日：2024-10-08

申请号：US18227754

申请日：2023-07-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Su Byun ,  Woongsik Kim

IPC: G06F3/044 ,  G06F3/041 ,  H10K59/122 ,  H10K59/40 ,  G09G3/3233

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F3/0443 ,  H10K59/40 ,  G06F2203/04103 ,  G06F2203/04111 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0809 ,  G09G2320/0238 ,  H10K59/122

Abstract: A method of manufacturing a display device, including forming a first sensing insulating layer on a display panel comprising an active area and a peripheral area; forming a first conductive layer on the first sensing insulating layer; forming a second sensing insulating layer to cover the first conductive layer; forming a second conductive layer comprising a conductive material on the second sensing insulating layer; forming a passivation layer on the second conductive layer; substantially simultaneously etching the second conductive layer and the passivation layer through a photolithography process; and forming a third sensing insulating layer to cover the passivation layer. The passivation layer includes an inorganic material.

公开(公告)号：US12039117B2

公开(公告)日：2024-07-16

申请号：US18134051

申请日：2023-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Hyun Kim ,  Woongsik Kim ,  Jin-Su Byun ,  Tae Wook Kang ,  Gwangmin Cha ,  Saehee Han

IPC: G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K50/86 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G06F3/0446 ,  H10K50/844 ,  H10K50/865 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40 ,  G06F3/0443 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: Provided is a display device that includes a display panel including a plurality of light emitting areas and a non-light emitting area between the light emitting areas, an insulating layer disposed on the display panel, a first conductive pattern overlapping the non-light emitting area and directly disposed on the insulating layer, a color filter layer overlapping the light emitting areas and disposed on the insulating layer, a first insulating layer disposed on the first conductive pattern and the color filter layer and in which opening parts overlapping the light emitting areas are defined, and a second conductive pattern overlapping the non-light emitting area and disposed on the first insulating layer.

公开(公告)号：US11864455B2

公开(公告)日：2024-01-02

申请号：US17220236

申请日：2021-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Woongsik Kim

IPC: H10K77/10 ,  H01L27/12 ,  H10K59/131

CPC classification number: H10K77/111 ,  H01L27/124 ,  H01L27/1259 ,  H10K59/131

Abstract: A method of manufacturing a display module includes: providing a carrier substrate; providing a base layer, where a display area and a pad area are defined, on the carrier substrate; providing a circuit layer on the display area of the base layer and the pad area of the base layer; forming a though hole in the circuit layer and the base layer on the pad area; forming a conductive part by providing a conductive material from an upper surface of the circuit layer to the though hole formed in the pad area; and providing a circuit member electrically connected to the circuit layer below the base layer.

公开(公告)号：US11785820B2

公开(公告)日：2023-10-10

申请号：US17878312

申请日：2022-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： Sungkook Park ,  Minwoo Kim ,  Woongsik Kim

IPC: H10K59/35 ,  H10K50/15 ,  H10K50/17 ,  H10K50/81 ,  H10K50/844 ,  H10K50/858 ,  H10K59/122 ,  H10K50/82 ,  H10K50/84 ,  H01L27/146 ,  H10K50/00 ,  H10K50/125

CPC classification number: H10K59/35 ,  H10K50/15 ,  H10K50/171 ,  H10K50/81 ,  H10K50/8445 ,  H10K50/858 ,  H10K59/122 ,  H01L27/14627 ,  H10K50/00 ,  H10K50/125 ,  H10K50/82 ,  H10K50/84 ,  H10K59/352

Abstract: An organic light-emitting display device with improved light efficiency includes a plurality of pixel electrodes each corresponding one of at least a first, second, or third pixel; a pixel-defining layer covering an edge and exposing a central portion of the pixel electrodes; an intermediate layer over the pixel electrode and including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode and including a plurality of condensing lenses each having a circular lower surface. An area of the portion of the pixel electrode exposed by the pixel-defining layer is A, and an area of the lower surface of the condensing lens is B. For the first pixel, a ratio B/A ranges from about 1.34 to about 2.63. For the second pixel, B/A ranges from about 1.43 to about 3.00, For the third pixel, B/A ranges from about 1.30 to about 2.43.