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公开(公告)号：US11302747B2
公开(公告)日：2022-04-12
申请号：US17000031
申请日：2020-08-21
Applicant: Samsung Display Co., Ltd.
Inventor： Eui Kang Heo , Chong Sup Chang
Abstract: A display device includes a substrate, a first inner bank and a second inner bank on the substrate and spaced apart from each other, a first electrode on the first inner bank and a second electrode on the second inner bank, and a light emitting element between the first inner bank and the second inner bank, the light emitting element being electrically coupled to the first electrode and the second electrode, wherein the first inner bank comprises a first side surface facing the second inner bank, the second inner bank comprises a second side surface facing the first side surface, and the first side surface and the second side surface are respectively recessed into the first inner bank and the second inner bank, to have a curved shape.
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公开(公告)号：US11811010B2
公开(公告)日：2023-11-07
申请号：US17661518
申请日：2022-04-29
Applicant: Samsung Display Co., Ltd.
Inventor： Chong Sup Chang , Hyun Ae Kim , Eui Kang Heo
IPC: H01L33/62 , H01L25/075 , H01L29/786 , H01L27/12
CPC classification number: H01L33/62 , H01L25/0753 , H01L27/1214 , H01L29/78633 , H01L2933/0066
Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other on the substrate, a first insulating pattern on the substrate to cover at least a portion of each of the first electrode and the second electrode, a light emitting element between the first electrode and the second electrode on the first insulating pattern, a first contact electrode in contact with the first electrode and one end portion of the light emitting element, a second contact electrode in contact with the second electrode and another end portion of the light emitting element, and a second insulating pattern on the light emitting element and of which at least a portion is in contact with each of the first contact electrode and the second contact electrode, wherein the second insulating pattern includes a first upper surface not in contact with the first contact electrode or the second contact electrode.
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公开(公告)号：US11706944B2
公开(公告)日：2023-07-18
申请号：US17078015
申请日：2020-10-22
Applicant: Samsung Display Co., Ltd.
Inventor： Young Seok Baek , Chong Sup Chang , Hana Seo , Eui Kang Heo
IPC: H01L51/52 , H10K50/844 , H10K71/00
CPC classification number: H10K50/844 , H10K71/00
Abstract: A method of manufacturing a display device may include sequentially forming a first conductive layer, a second conductive layer including copper (Cu), a third conductive layer, and a fourth conductive layer on a substrate, patterning the first conductive layer, the second conductive layer, the third conductive layer, and the fourth conductive layer together to form a conductive pattern including a first layer, a second layer, a third layer, and a fourth layer sequentially on the substrate, removing the fourth layer of the conductive pattern, forming a protective layer covering at least a sidewall of the conductive layer on the substrate, and forming a display element on the protective layer.
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公开(公告)号：US11749709B2
公开(公告)日：2023-09-05
申请号：US17718035
申请日：2022-04-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Eui Kang Heo , Chong Sup Chang
IPC: H01L27/15 , H01L33/38 , H01L33/48 , H01L33/62 , H10K59/122 , H10K59/131
CPC classification number: H01L27/156 , H01L33/387 , H01L33/486 , H01L33/62 , H10K59/122 , H10K59/131
Abstract: A display device includes a substrate, a first inner bank and a second inner bank on the substrate and spaced apart from each other, a first electrode on the first inner bank and a second electrode on the second inner bank, and a light emitting element between the first inner bank and the second inner bank, the light emitting element being electrically coupled to the first electrode and the second electrode, wherein the first inner bank comprises a first side surface facing the second inner bank, the second inner bank comprises a second side surface facing the first side surface, and the first side surface and the second side surface are respectively recessed into the first inner bank and the second inner bank, to have a curved shape.
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公开(公告)号：US11450268B2
公开(公告)日：2022-09-20
申请号：US16998183
申请日：2020-08-20
Applicant: Samsung Display Co., Ltd.
Inventor： Chong Sup Chang , Eui Kang Heo , Young Seok Baek , Ha Na Seo
IPC: G09G3/3225 , H01L25/075 , H01L25/16 , H01L21/66 , H01L23/00
Abstract: A display device includes a substrate including a display area and a non-display area around the display area; and a display element layer on the substrate. The display element layer may include first and second electrodes extending in a first direction and spaced apart from each other in a second direction that is different from the first direction; a first light emitting element electrically coupled to the first and second electrodes; a first dummy electrode extending in the first direction and spaced apart from the first and second electrodes; second dummy electrodes spaced apart from each other in the first direction and spaced apart from the first electrode, the second electrode, and the first dummy electrode; and a second light emitting element electrically coupled to the first dummy electrode and the second dummy electrodes.
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Patent Agency Ranking
公开(公告)号：US10483337B2
公开(公告)日：2019-11-19
申请号：US15965730
申请日：2018-04-27
Applicant: Samsung Display Co., Ltd.
Inventor： Eui Kang Heo , Youngdae Kim , Jeong-Seon Kim , Cha-Dong Kim , Hyunae Kim
Abstract: An organic light emitting display device may include a switching element disposed on a substrate, a planarization layer covering the switching element, a first electrode disposed on the planarization layer and coupled to the switching element, a first through hole being defined in a peripheral portion of the first electrode, a pixel defining layer covering the peripheral portion of the first electrode to expose an emission portion of the first electrode, an organic light emitting layer disposed on the emission portion of the first electrode, and a second electrode disposed on the organic light emitting layer.
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公开(公告)号：US11621305B2
公开(公告)日：2023-04-04
申请号：US16904715
申请日：2020-06-18
Applicant: Samsung Display Co., Ltd.
Inventor： Sang Jin Park , Hyun Ae Kim , Hee Ra Kim , Ha Na Seo , Chong Sup Chang , Eui Kang Heo
Abstract: A display device includes a first display substrate and a second display substrate. The first display substrate includes a first base, a first electrode disposed on the first base, a second electrode spaced apart from the first electrode, and a light emitting element disposed between the first electrode and the second electrode. The second display substrate faces the first display substrate and is configured to receive light emitted from the light emitting element. The second display substrate includes a second base, a first color filter disposed on a surface of the second base, and a first wavelength conversion pattern disposed on the first color filter. The first wavelength conversion pattern includes a first surface facing the first display substrate, and a second surface facing the first surface and the first color filter. The first surface includes a curved surface portion recessed toward the second surface.
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公开(公告)号：US11349054B2
公开(公告)日：2022-05-31
申请号：US16910962
申请日：2020-06-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Chong Sup Chang , Hyun Ae Kim , Eui Kang Heo
IPC: H01L33/62 , H01L25/075 , H01L29/786 , H01L27/12
Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other on the substrate, a first insulating pattern on the substrate to cover at least a portion of each of the first electrode and the second electrode, a light emitting element between the first electrode and the second electrode on the first insulating pattern, a first contact electrode in contact with the first electrode and one end portion of the light emitting element, a second contact electrode in contact with the second electrode and another end portion of the light emitting element, and a second insulating pattern on the light emitting element and of which at least a portion is in contact with each of the first contact electrode and the second contact electrode, wherein the second insulating pattern includes a first upper surface not in contact with the first contact electrode or the second contact electrode.
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公开(公告)号：US20210066561A1
公开(公告)日：2021-03-04
申请号：US16910962
申请日：2020-06-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Chong Sup Chang , Hyun Ae Kim , Eui Kang Heo
IPC: H01L33/62 , H01L25/075 , H01L27/12 , H01L29/786
Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other on the substrate, a first insulating pattern on the substrate to cover at least a portion of each of the first electrode and the second electrode, a light emitting element between the first electrode and the second electrode on the first insulating pattern, a first contact electrode in contact with the first electrode and one end portion of the light emitting element, a second contact electrode in contact with the second electrode and another end portion of the light emitting element, and a second insulating pattern on the light emitting element and of which at least a portion is in contact with each of the first contact electrode and the second contact electrode, wherein the second insulating pattern includes a first upper surface not in contact with the first contact electrode or the second contact electrode.
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公开(公告)号：US11967585B2
公开(公告)日：2024-04-23
申请号：US17088427
申请日：2020-11-03
Applicant: Samsung Display Co., Ltd.
Inventor： Bum Soo Kam , Eui Kang Heo
IPC: H01L25/075 , H01L23/00 , H01L25/16 , H01L33/62
CPC classification number: H01L25/0753 , H01L24/24 , H01L25/167 , H01L33/62 , H01L2224/24011
Abstract: A display device includes a substrate, a first electrode, and a second electrode spaced from each other on the substrate, a first insulating layer on the first electrode, a first light emitting element between the first electrode and the second electrode, a second light emitting element on the first insulating layer and spaced from the first light emitting element, and a second insulating layer on the first insulating layer and covering at least a portion of the second light emitting element, wherein the first insulating layer includes at least one first opening penetrating the first insulating layer to expose a portion of the first electrode, the second insulating layer includes at least one second opening penetrating the second insulating layer to expose a portion of the first insulating layer, the at least one first opening and the at least one second opening do not overlap each other.
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