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公开(公告)号：US20240079413A1
公开(公告)日：2024-03-07
申请号：US18459147
申请日：2023-08-31
Inventor： Himchan OH , Jong-Heon YANG , Ji Hun CHOI , Seung Youl KANG , Yong Hae KIM , Jeho NA , Jaehyun MOON , Chan Woo PARK , Sung Haeng CHO , Jae-Eun PI , Chi-Sun HWANG
IPC: H01L27/12 , H10K59/121
CPC classification number: H01L27/1225 , H01L27/127 , H10K59/1213
Abstract: A complementary thin film transistor (TFT) includes a substrate and a first TFT and a second TFT disposed on the substrate, wherein a first conductive semiconductor layer of the first TFT and a second gate electrode layer of the second TFT are disposed in the same layer and include the same material.
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公开(公告)号：US20230389400A1
公开(公告)日：2023-11-30
申请号：US18303412
申请日：2023-04-19
Inventor： Byoung-Hwa KWON , Chan-mo KANG , Kukjoo KIM , Gi Heon KIM , Sujung KIM , Sooji NAM , Chunwon BYUN , Jin-Wook SHIN , Jong-Heon YANG , Hyunsu CHO , Sukyung CHOI
CPC classification number: H10K59/873 , C09D1/00 , C09D5/002 , C09D7/61 , C09D7/63 , C09D7/67 , H10K77/111
Abstract: Provided is a flexible organic light emitting element that may include a flexible substrate, a circuit element layer on the flexible substrate, an emission layer on the circuit element layer, a first encapsulation structure between the flexible substrate and the circuit element layer, and a second encapsulation structure on the emission layer, wherein the first encapsulation structure includes a first inorganic layer and a first organic layer, which are sequentially stacked on an upper surface of the flexible substrate, and the first organic layer includes a first polymer nanocomposite.
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公开(公告)号：US20220179359A1
公开(公告)日：2022-06-09
申请号：US17523197
申请日：2021-11-10
Inventor： Jae-Eun PI , Yong Hae KIM , Jong-Heon YANG , Chul Woong JOO , Chi-Sun HWANG , HA KYUN LEE , Seung Youl KANG , Gi Heon KIM , Joo Yeon KIM , Hee-ok KIM , Jeho NA , Jaehyun MOON , Won Jae LEE , Seong-Mok CHO , Ji Hun CHOI
Abstract: Disclosed is an apparatus of analyzing a depth of a holographic image according to the present disclosure, which includes an acquisition unit that acquires a hologram, a restoration unit that restores a three-dimensional holographic image by irradiating the hologram with a light source, an image sensing unit that senses a depth information image of the restored holographic image, and an analysis display unit that analyzes a depth quality of the holographic image, based on the sensed depth information image, and the image sensing unit uses a lensless type of photosensor.
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公开(公告)号：US20210124305A1
公开(公告)日：2021-04-29
申请号：US16988072
申请日：2020-08-07
Inventor： Yong Hae KIM , Seong-Mok CHO , Chi-Sun HWANG , Ji Hun CHOI , Gi Heon KIM , Jong-Heon YANG , Sang Hoon CHEON , Kyunghee CHOI , Jae-Eun PI
IPC: G03H1/22
Abstract: Provided are a hologram display device and a method of manufacturing the hologram display device. The hologram display device includes a light source unit that emits light, a spatial light modulator that modulates the light emitted from the light source unit, and a random pinhole panel. The random pinhole panel includes a plurality of pinholes of a random position or a random size and is arranged in line with an output part of the spatial light modulator. In the hologram display device and the method of manufacturing the hologram display device, a position and size of a random pinhole on the random pinhole are not limited to inside each pixel of the spatial light modulator.
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公开(公告)号：US20250098218A1
公开(公告)日：2025-03-20
申请号：US18762381
申请日：2024-07-02
Inventor： Jae-Eun PI , Seung Youl KANG , Yong Hae KIM , Joo Yeon KIM , Hee-ok KIM , Jaehyun MOON , Jong-Heon YANG , Himchan OH , Seong-Mok CHO , Ji Hun CHOI , Chi-Sun HWANG
IPC: H01L29/417 , G02F1/1362 , G02F1/1368 , H01L27/12 , H01L29/786
Abstract: A thin film transistor includes a first gate electrode on a substrate, a gate insulating film on the first gate electrode, a first active layer on the gate insulating film, a drain electrode on one side of the first active layer, a sidewall spacer on a side wall of the drain electrode, and a first source electrode provided on the other side of the first active layer and a sidewall of the sidewall spacer.
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Patent Agency Ranking
公开(公告)号：US20250089300A1
公开(公告)日：2025-03-13
申请号：US18767665
申请日：2024-07-09
Inventor： Yong Hae KIM , Chi-Sun HWANG , Jong-Heon YANG , Seong-Mok CHO , Jae-Eun PI
IPC: H01L29/786 , H01L23/14 , H01L29/24 , H01L29/417 , H01L29/45
Abstract: Provided is an oxide thin film transistor. The transistor includes a gate electrode on a center of a substrate, an active layer provided on the gate electrode and the substrate and including a metal oxide, and a source electrode and a drain electrode provided on the active layer, which is on both sides of the gate electrode. The source electrode and the drain electrode may each include a first metal layer and a second metal layer on the first metal layer.
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公开(公告)号：US20250013034A1
公开(公告)日：2025-01-09
申请号：US18596005
申请日：2024-03-05
Inventor： Chi-Sun HWANG , Yong Hae KIM , Joo Yeon KIM , Jaehyun MOON , Jong-Heon YANG , Kyunghee CHOI , Ji Hun CHOI
IPC: G02B26/08 , B82Y20/00 , G02F1/1343 , G02F1/137
Abstract: Disclosed is an active meta device. The device includes a metal reflective plate, an insulating layer on the metal reflective plate, a first modulation line block provided on one side of the insulating layer, and a second modulation line block provided on another side of the insulating layer facing the first modulation line block.
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公开(公告)号：US20240006516A1
公开(公告)日：2024-01-04
申请号：US18321433
申请日：2023-05-22
Inventor： Yong Hae KIM , Chi-Sun HWANG , Jong-Heon YANG
IPC: H01L29/66 , H01L29/786
CPC classification number: H01L29/66969 , H01L29/78642 , H01L29/78696 , H01L29/7869
Abstract: An embodiment of the inventive concept provides a thin film transistor and a manufacturing method of the same. The manufacturing method includes forming a data electrode on one side of a substrate, forming a spacer layer on a portion of the data electrode and the other side of the substrate, forming a drain electrode on a top surface of the spacer layer, forming an active layer on a sidewall of the spacer layer, the drain electrode, and the data electrode, forming a gate insulation film that covers the active layer on the sidewall of the spacer layer, and forming a doped layer on the gate insulation film and the active layer outside the gate insulation film to form impurity regions at both sides, respectively, of the active layer.
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公开(公告)号：US20230091070A1
公开(公告)日：2023-03-23
申请号：US17889204
申请日：2022-08-16
Inventor： Ji Hun CHOI , Chan Woo PARK , Ji-Young OH , Seung Youl KANG , Yong Hae KIM , Hee-ok KIM , Jeho NA , Jaehyun MOON , Jong-Heon YANG , Himchan OH , Seong-Mok CHO , Sung Haeng CHO , Jae-Eun PI , Chi-Sun HWANG
IPC: H01B7/06 , H01B3/30 , H01B13/008 , H05K7/06
Abstract: Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.
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公开(公告)号：US20220137556A1
公开(公告)日：2022-05-05
申请号：US17491246
申请日：2021-09-30
Inventor： Yong Hae KIM , Gi Heon KIM , Joo Yeon KIM , Jong-Heon YANG , Sang Hoon CHEON , Seong-Mok CHO , Kyunghee CHOI , Ji Hun CHOI , Jae-Eun PI , Chi-Sun HWANG
IPC: G03H1/22
Abstract: Provided is an operation method for a digital hologram implementation device including a backlight and a spatial light modulator, the operation method including setting an initial phase value of an optical signal to a remedy phase, computing a reduced phase based on the remedy phase, correcting the remedy phase based on a difference between the reduced phase and a preset optimized phase, determining whether the corrected remedy phase is a stabilized phase, performing forward propagation on the stabilized phase and an amplitude of the optical signal, correcting the amplitude of the optical signal, performing backward propagation on the corrected amplitude and the stabilized phase, and determining whether a phase derived by the backward propagation is an optimized phase.
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