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公开(公告)号：US20250056935A1
公开(公告)日：2025-02-13
申请号：US18809918
申请日：2024-08-20
Applicant: Samsung Display Co., LTD.
Inventor： Joo Woan CHO , Jin Woo CHOI , Byung Choon YANG , Tae Hee LEE , Hae Yun CHOI
Abstract: According to some embodiments of the present disclosure, there is provided a display device including a substrate, a light emitting element on the substrate and emitting first light, a wavelength conversion layer on the light emitting element and including wavelength conversion particles for converting the first light into second light, a first selective transmission film between the light emitting element and the wavelength conversion layer and reflecting the first light and the second light, which are incident from the wavelength conversion layer, and a second selective transmission film on the wavelength conversion layer and reflecting the first light incident from the wavelength conversion layer and transmitting the second light.
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公开(公告)号：US20230118849A1
公开(公告)日：2023-04-20
申请号：US17856445
申请日：2022-07-01
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo CHOI , Sung Kook PARK , Sung Eun BAEK , Ki Seong SEO , So Yeon YOON , Hyung Il JEON
Abstract: A display device includes anode electrodes spaced apart from each other on a substrate, light emitting elements on the anode electrodes, mask layers on some of the light emitting elements, an insulating layer on the substrate and the anode electrodes and surrounding the light emitting elements, and a cathode electrode on the insulating layer and contacting some of the light emitting elements and the mask layers, the light emitting elements include first light emitting elements on a first anode electrode and emitting light of a first color, and second light emitting elements on the first anode electrode and emitting light of a second color, and third light emitting elements on the first anode electrode and emitting light of a third color, and the mask layer includes a first mask layer on the second light emitting elements, and a second mask layer on the third light emitting elements.
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公开(公告)号：US20230052793A1
公开(公告)日：2023-02-16
申请号：US17719238
申请日：2022-04-12
Applicant: Samsung Display Co., LTD.
Inventor： Hae Yun CHOI , Min Woo KIM , Jin Woo CHOI
Abstract: A display device including: a substrate including pixel electrodes; a passivation layer on the substrate, a groove in the passivation layer between the pixel electrodes;
contact electrodes on the pixel electrodes; and a light-emitting element layer comprising a plurality of light-emitting elements respectively bonded onto the contact electrodes and having a plurality of semiconductor layers thereon. The groove does not overlap the plurality of light-emitting elements.-
公开(公告)号：US20230048385A1
公开(公告)日：2023-02-16
申请号：US17745577
申请日：2022-05-16
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo CHOI , Min Woo KIM , Sung Kook PARK , Sung Eun BAEK , Hae Yun CHOI
Abstract: A display device and method for fabrication thereof are provided. The display device includes a first substrate, pixel electrodes on the first substrate, light emitting elements respectively on the pixel electrodes, and including first semiconductor layers, second semiconductor layers, active layers respectively between the first semiconductor layers and the second semiconductor layers, a first light emitting element including a first active layer of the active layers, a second light emitting element including a second active layer of the active layers that is different from the first active layer, a third light emitting element including a third active layer of the active layers that is different from the first and second active layers, and a fourth light emitting element including a fourth active layer of the active layers that is different from the first to third active layers, and a common electrode layer on the light emitting elements.
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公开(公告)号：US20230042855A1
公开(公告)日：2023-02-09
申请号：US17751169
申请日：2022-05-23
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo CHOI , Sung Kook PARK , Sung Eun BAEK , Dae Ho SONG
Abstract: A display device includes light-emitting elements arranged on a circuit substrate, extending in a thickness direction of the circuit substrate, and including a first light-emitting element configured to emit a first light, and a second light-emitting element configured to emit a second light, and having a width that is less than a width of the first light-emitting element, a common electrode layer above the light-emitting elements, and a connection electrode layer between the first light-emitting element and the common electrode layer.
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Patent Agency Ranking
公开(公告)号：US20220352443A1
公开(公告)日：2022-11-03
申请号：US17563478
申请日：2021-12-28
Applicant: Samsung Display Co., LTD.
Inventor： Su Jin LEE , Jae Yong JANG , Jin Woo CHOI , Bon Yong KOO
Abstract: A display device includes a substrate including a display area and a non-display area, a pixel circuit portion disposed on the substrate and including a transistor that drives a pixel, and a display element portion disposed on the pixel circuit portion and including a pixel electrode electrically connected to an electrode of the transistor through a bridge pattern. The pixel circuit portion includes a first capping layer disposed between the bridge pattern and the pixel electrode, and the pixel electrode and the bridge pattern are multiple metal layers including a same material.
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公开(公告)号：US20220352432A1
公开(公告)日：2022-11-03
申请号：US17561382
申请日：2021-12-23
Applicant: Samsung Display Co., LTD.
Inventor： Joo Woan CHO , Jin Woo CHOI , Byung Choon YANG , Tae Hee LEE , Hae Yun CHOI
Abstract: According to some embodiments of the present disclosure, there is provided a display device including a substrate, a light emitting element on the substrate and emitting first light, a wavelength conversion layer on the light emitting element and including wavelength conversion particles for converting the first light into second light, a first selective transmission film between the light emitting element and the wavelength conversion layer and reflecting the first light and the second light, which are incident from the wavelength conversion layer, and a second selective transmission film on the wavelength conversion layer and reflecting the first light incident from the wavelength conversion layer and transmitting the second light.
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公开(公告)号：US20220352424A1
公开(公告)日：2022-11-03
申请号：US17655325
申请日：2022-03-17
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo CHOI , Min Woo KIM , Sung Kook PARK , Jin Taek PARK , Sung Eun BAEK , Dae Ho SONG , Hyung Il JEON
Abstract: A display device includes a substrate, a partition wall on the substrate, a pixel electrode located at each of a plurality of light emitting areas partitioned by the partition wall on the substrate, a light emitting element on the pixel electrode in each of the plurality of light emitting areas and extending in a thickness direction of the substrate, a common electrode on the light emitting element and the partition wall, and a common connection electrode located between the substrate and the partition wall. The common electrode may be in contact with an upper surface of the common connection electrode that is not covered by the partition wall.
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公开(公告)号：US20220352422A1
公开(公告)日：2022-11-03
申请号：US17583800
申请日：2022-01-25
Applicant: Samsung Display Co., LTD.
Inventor： Byung Ju LEE , Dae Ho SONG , Jin Woo CHOI , Jin wan KIM , Seung Geun LEE
Abstract: A display device includes a base substrate, a partitioning wall on the base substrate, wherein the partitioning wall includes a first partitioning wall, and a second partitioning wall on the first partitioning wall, and a light emitting element spaced from the partitioning wall and located in a space surrounded by the partitioning wall in a plan view. The first partitioning wall and the light emitting element include a same material. The second partitioning wall includes a transparent conductive oxide.
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公开(公告)号：US20220352421A1
公开(公告)日：2022-11-03
申请号：US17571296
申请日：2022-01-07
Applicant: Samsung Display Co., LTD.
Inventor： Hyung Il JEON , Sung Kook PARK , Ki Seong SEO , So Yeon YOON , Joo Woan CHO , Jin Woo CHOI
Abstract: There is provided a display device including a base substrate, a conductive connection layer on the base substrate, a partitioning wall on the conductive connection layer, and a light emitting element on the conductive connection layer and in a space surrounded by the partitioning wall in a plan view, wherein the conductive connection layer includes a first portion overlapping the partitioning wall and the light emitting element, and a second portion not overlapping the partitioning wall and the light emitting element, an electrical conductivity of the first portion being greater than an electrical conductivity of the second portion.
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