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公开(公告)号：US11476433B2
公开(公告)日：2022-10-18
申请号：US16839857
申请日：2020-04-03
Inventor： Sukyung Choi , Hyunkoo Lee , Byoung-Hwa Kwon , Jaehyun Moon , Hyunsu Cho , Chan-mo Kang , Chunwon Byun , Jin Wook Shin , Nam Sung Cho
Abstract: Provided is a light emitting device including a lower electrode, an upper electrode disposed to face the lower electrode, a quantum dot light emitting layer between the lower electrode and the upper electrode, an electron transport layer between the lower electrode and the quantum dot light emitting layer, and a hole transport layer between the upper electrode and the quantum dot light emitting layer, wherein the quantum dot light emitting layer includes a quantum dot, and a first ligand on a surface of the quantum dot, and a second ligand on the surface of the quantum dot.
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Patent Agency Ranking
公开(公告)号：US11487348B2
公开(公告)日：2022-11-01
申请号：US16552550
申请日：2019-08-27
Inventor： Chunwon Byun , Young-deuk Jeon , Chi-Sun Hwang , Chan-mo Kang , Yun-Jeong Kim , Hye Jin Kim , Seongdeok Ahn , Jeong Ik Lee , Seong Hyun Kim , Bock Soon Na
Abstract: Provided is a pixel circuit. The pixel circuit includes a conversion element forming a voltage of an input level at a first node, a first transistor adjusting the voltage of the first node to a first level in response to a first signal received at a first time interval, a first capacitive element forming a voltage at a second node based on the voltage of the first node, a second transistor adjusting a level of the voltage of the second node to a second level in response to the first signal, a third transistor forming a voltage at a third node, a fourth transistor outputting a current in response to a second signal received in a second time interval, and a. fifth transistor adjusting the voltage of the third node to a third level in response to a third signal received in a third time interval.
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公开(公告)号：US20240329423A1
公开(公告)日：2024-10-03
申请号：US18504759
申请日：2023-11-08
Inventor： CHUNWON BYUN , Woongseob Han , Jae-Hyeung Park , Jiyun Han , Chan-mo Kang , Jin Wook Shin , Dae Hyun Ahn
IPC: G02B30/26
CPC classification number: G02B30/26 , H01L33/58 , H10K59/879
Abstract: Disclosed is a display system, which includes a display including a pixel array having a plurality of pixels and that outputs a raw video, a shutter array including a plurality of shutters respectively corresponding to the plurality of pixels and that sequentially outputs a plurality of shuttered images respectively corresponding to a plurality of areas on the pixel array based on the raw video, and a variable focus lens that operates based on depth information corresponding to each of the plurality of shuttered images.
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公开(公告)号：US12036028B2
公开(公告)日：2024-07-16
申请号：US17353495
申请日：2021-06-21
Inventor： O Eun Kwon , Chan-mo Kang , Kukjoo Kim , Jin-Wook Shin , Chunwon Byun , Sukyung Choi , Byoung-Hwa Kwon , Sujung Kim , Sooji Nam , Chan Woo Park , Jong-Heon Yang
CPC classification number: A61B5/291 , A61B5/4836 , A61B5/1455 , A61B5/25 , A61B5/293 , A61B5/6801 , A61B5/6867 , A61B5/6868 , A61B2562/06 , A61N5/0622 , A61N2005/0653
Abstract: Provided is a bio-signal detection and stimulation device. The bio-signal detection and stimulation device includes a flexible substrate, a stimulation part on the flexible substrate, and a detection electrode part on the flexible substrate. The stimulation part and the detection electrode part vertically overlap each other, the stimulation part includes an organic light emitting diode (OLED), the stimulation part emits an optical signal, and the detection electrode part detects a bio-signal.
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公开(公告)号：US12144222B2
公开(公告)日：2024-11-12
申请号：US17525245
申请日：2021-11-12
Inventor： Chan-mo Kang , Sukyung Choi , Chunwon Byun , Jin Wook Shin , Hyunsu Cho
IPC: H10K59/35 , H10K50/115
Abstract: Provided is a display device. The display device includes a substrate having a pixel area including a first sub-pixel area, a second sub-pixel area, and a third sub-pixel area, a first control layer on the substrate, a second control layer on the first control layer, an intervening layer disposed between the first control layer and the second control layer on the first sub-pixel area and the second sub-pixel area, first quantum dots on the intervening layer of the first sub-pixel area, second quantum dots on the intervening layer of the second sub-pixel area, and an organic layer configured to cover a top surface and a side surface of the intervening layer between the first control layer and the second control layer.
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公开(公告)号：US11430836B2
公开(公告)日：2022-08-30
申请号：US16680724
申请日：2019-11-12
Inventor： Hyunsu Cho , Chan-mo Kang , Byoung-Hwa Kwon , Chunwon Byun , Jin Wook Shin , Hyunkoo Lee , Sukyung Choi
Abstract: A display device according to an embodiment of the inventive concept provides includes a substrate, a green light emitting element group and a blue light emitting element group, which are repeatedly arranged in a first direction parallel to a top surface of the substrate, and a red conversion pattern on the green light emitting element group and the blue light emitting element group. Here, the red conversion pattern overlaps a portion of the green light emitting element group and a portion of the blue light emitting element group in a second direction perpendicular to the top surface of the substrate.
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