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公开(公告)号：US20240170621A1
公开(公告)日：2024-05-23
申请号：US18505836
申请日：2023-11-09
发明人： Ki Bum KIM
IPC分类号： H01L33/52 , H01L25/075 , H01L33/50 , H01L33/62
CPC分类号： H01L33/52 , H01L25/0753 , H01L33/50 , H01L33/62
摘要： A display device may include: a substrate including a display area and a peripheral area; a first inorganic layer disposed on the substrate; a first organic layer disposed on the first inorganic layer; a light emitting element disposed in the display area; a second inorganic layer disposed on the first organic layer and the light emitting element; a second organic layer disposed on the second inorganic layer; a color conversion layer disposed on the second inorganic layer; a third inorganic layer disposed on the second inorganic layer and the color conversion layer; and a first dam structure disposed on the second inorganic layer. The first organic layer may include at least two openings. The second inorganic layer may directly contact the first inorganic layer through the openings. The third inorganic layer may directly contact the second inorganic layer in the openings.
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公开(公告)号：US20210359167A1
公开(公告)日：2021-11-18
申请号：US17156253
申请日：2021-01-22
发明人： Hyun Wook LEE , Ki Bum KIM , Jin Taek KIM , Seung Min LEE , Kwang Taek HONG , Jung Eun HONG
摘要： A pixel includes a first electrode; a second electrode surrounding at least a portion of the first electrode; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode electrically connecting the first electrode and the plurality of light emitting elements; a second contact electrode on the second electrode, the second contact electrode electrically connecting the second electrode and the plurality of light emitting elements; and an intermediate electrode on the first electrode and the second electrode, the intermediate electrode comprising a first area overlapping the first electrode and a second area overlapping the second electrode, the first area and the second area being integrally connected to each other.
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公开(公告)号：US20210376196A1
公开(公告)日：2021-12-02
申请号：US17327192
申请日：2021-05-21
发明人： Hyun Wook LEE , Ki Bum KIM , Jin Taek KIM , Jung Eun HONG
摘要： A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
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公开(公告)号：US20210012708A1
公开(公告)日：2021-01-14
申请号：US16876910
申请日：2020-05-18
发明人： Tae Hoon YANG , Joon Ho LEE , Kee Chan PARK , Ki Bum KIM , Jong Chan LEE , Woong Hee JEONG
IPC分类号： G09G3/3225
摘要： An emission signal driver comprises stages connected to emission lines. Each of the stages includes a node controller which supplies a start signal or a carry signal, which is input to a start terminal, to a first node in response to a clock signal input to a clock terminal, a first inverter connected between the first node and a second node, and a second inverter connected between the second node and an output terminal.
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公开(公告)号：US20210376210A1
公开(公告)日：2021-12-02
申请号：US17222434
申请日：2021-04-05
发明人： Hyun Wook LEE , Ki Nyeng KANG , Ki Bum KIM , Jin Taek KIM , Kyung Tae CHAE
摘要： A pixel includes a first insulating film disposed on a substrate, a light emitting element disposed on the first insulating film, a second insulating film disposed on the light emitting element to cover at least a portion of the light emitting element, a first contact electrode and a second contact electrode, each of the first and second contact electrodes including at least a portion disposed on the first insulating film and connected to the light emitting element, and an encapsulation layer including a photosensitive material.
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公开(公告)号：US20210118375A1
公开(公告)日：2021-04-22
申请号：US17075472
申请日：2020-10-20
发明人： Tae Hoon YANG , Joon Ho LEE , Kee Chan PARK , Ki Bum KIM , Hyang A. PARK , Jong Chan LEE , Woong Hee JEONG
IPC分类号： G09G3/3266 , G09G3/20
摘要： A display device includes: a plurality of pixels, each of which is connected to a corresponding one of a plurality of scan lines, and a scan driver including a plurality of stages, each of which supplies a scan signal to a corresponding one of the scan lines, each of the stages includes: a node controller which supplies a second output signal of a previous stage to a first node based on an input signal of a first clock terminal or a first output signal of the previous stage, a first inverter connected between the first node and a second node, a buffer which supplies a voltage of the second node to a first output terminal based on an input signal of a second clock terminal, and a second inverter connected between the first output terminal and a second output terminal.
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公开(公告)号：US20240186456A1
公开(公告)日：2024-06-06
申请号：US18440459
申请日：2024-02-13
发明人： Hyun Wook LEE , Ki Bum KIM , Jin Taek KIM , Jung Eun HONG
CPC分类号： H01L33/387 , H01L27/156 , H01L33/62
摘要： A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
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公开(公告)号：US20240145524A1
公开(公告)日：2024-05-02
申请号：US18358842
申请日：2023-07-25
发明人： Ki Bum KIM
CPC分类号： H01L27/156 , H01L33/24 , H01L33/44 , H01L33/507 , H01L33/60 , H01L2933/0058 , H01L2933/0091
摘要： A display device includes: a first substrate; a thin film transistor on the first substrate; a via insulation layer on the thin film transistor; a light emitting element on the via insulating layer and having first and second ends with different polarities from each other; a first capping portion on the first end of the light emitting element and forming a first closed space; a second capping portion spaced apart from the first capping portion, on the second end of the light emitting element, and forming a second closed space; and a reflective layer covering the first capping portion and the second capping portion. The light emitting element, the first capping portion, and the second capping portion do not overlap the thin film transistor in a thickness direction.
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公开(公告)号：US20220020332A1
公开(公告)日：2022-01-20
申请号：US17296001
申请日：2019-09-26
发明人： Tae Hoon YANG , Joon Ho LEE , Kee Chan PARK , Ki Bum KIM , Jong Chan LEE , Woong Hee JEONG
IPC分类号： G09G3/3266 , G09G3/3233
摘要： A scan driver includes stage circuits, wherein each of the stage circuits includes a first transistor, wherein a first electrode thereof is coupled to a first node, a second electrode thereof is coupled to an input carry line, and a gate electrode thereof is coupled to a first clock line; and a capacitor, wherein a first electrode thereof is coupled to the first node and a second electrode thereof is coupled to a second node, wherein the second node is coupled to an output carry line, and the second node is selectively coupled to one of a first power voltage line and a second power voltage line.
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公开(公告)号：US20210376281A1
公开(公告)日：2021-12-02
申请号：US17316505
申请日：2021-05-10
发明人： Ki Bum KIM , Jin Taek KIM , Sang Hoon LEE , Hyun Wook LEE
摘要： A display device and a method of fabricating a display device are provided, the display device comprising a first substrate, first and second electrodes on the first substrate and spaced apart from each other, a first insulating layer covering portions of the first and second electrodes, light-emitting elements on the first insulating layer, a first contact electrode on the first electrode and in contact with first end portions of the light-emitting elements, a second insulating layer on the light-emitting elements and covering a first end portion of the first contact electrode, and a second contact electrode between the second insulating layer and the second electrode, and in contact with second end portions of the light-emitting elements.
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