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公开(公告)号:US20210005670A1
公开(公告)日:2021-01-07
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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公开(公告)号:US20240057436A1
公开(公告)日:2024-02-15
申请号:US18315314
申请日:2023-05-10
Inventor: Chan-mo KANG , Byoung-Hwa KWON , Gi Heon KIM , Jin-Wook SHIN , Nam Sung CHO , Hyunsu CHO , Sukyung CHOI
IPC: H01L51/00
CPC classification number: H10K59/38 , H10K59/873 , H10K59/879 , H10K59/353
Abstract: Disclosed is a display device. An embodiment of the inventive concept provides a display device that includes a substrate including a first sub pixel region, a second sub pixel region, and a third sub pixel region, reflective bottom electrodes provided on the substrate, a blue light emitting layer provided on the lower reflective electrodes, an encapsulation layer provided on the blue light emitting layer, a green color conversion layer provided on the encapsulation layer in the first sub pixel region, a color conversion layer provided on the encapsulation layer in the second sub pixel region, a blue reflective layer provided on both the green color conversion layer and the color conversion layer, and a blue transmissive layer disposed adjacent to the color conversion layer and provided on the encapsulation layer in the third sub pixel region.
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公开(公告)号:US20210393978A1
公开(公告)日:2021-12-23
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
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:US20240331589A1
公开(公告)日:2024-10-03
申请号:US18420052
申请日:2024-01-23
Inventor: WOOSEUP YOUM , CHUNWON BYUN , Chan-mo KANG
CPC classification number: G09G3/001 , G06F3/012 , G06F3/013 , G06T3/40 , G09G2340/045 , G09G2354/00 , G09G2370/02
Abstract: Disclosed is a method of operating a stereoscopic image generating device communicating with a rendering server device including obtaining first tracking data by tracking a motion of a user during a reference time interval, obtaining second tracking data by tracking a viewpoint of the user during the reference time interval, providing the first tracking data to the rendering server device, receiving one or more focus image data corresponding to the first tracking data from the rendering server device, extracting one or more areas corresponding to the tracked viewpoint from each of the one or more focus image data based on the second tracking data, generating multifocal virtual reality (VR) image data by up-scaling the extracted one or more areas, and visually providing, by a display device of the stereoscopic image generating device, the multifocal VR image data to the user.
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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:US20220199706A1
公开(公告)日:2022-06-23
申请号:US17525245
申请日:2021-11-12
Inventor: Chan-mo KANG , Sukyung CHOI , CHUNWON BYUN , Jin Wook SHIN , Hyunsu CHO
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:US20250107337A1
公开(公告)日:2025-03-27
申请号:US18618163
申请日:2024-03-27
Inventor: Byoung-Hwa KWON , Chan-mo KANG , Hyungwoo SUH , Jin Wook SHIN , YOONSUNG YOO , Hyunsu CHO , Chul Woong JOO , Sukyung CHOI
IPC: H10K59/122 , H10K59/38 , H10K59/80
Abstract: Provided is a display panel including a base substrate, a display element layer, and a light control layer, wherein the display element layer includes a first electrode, a second electrode, a light-emitting layer and a first pixel definition layer, the light control layer includes a second pixel definition layer, and a light control pattern including quantum dots, a bottom surface of the first pixel definition layer has a first width in a first direction, the first pixel definition layer has a first height in a second direction, a bottom surface of the second pixel definition layer has a second width in the first direction, the second pixel definition layer has a second height in the second direction, and a first aspect ratio calculated by dividing the first height by the first width is smaller than a second aspect ratio calculated by dividing the second height by the second width.
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公开(公告)号:US20210066631A1
公开(公告)日:2021-03-04
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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公开(公告)号:US20200072665A1
公开(公告)日:2020-03-05
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 configured to form a voltage of an input level corresponding to a magnitude of a received energy at a first node, a first transistor configured to adjust 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 configured to form a voltage at a second node based on the voltage of the first node, a second transistor configured to adjust a level of the voltage of the second node to a second level in response to the first signal, a third transistor configured to form a voltage at a third node, the voltage having a level corresponding to the level of the voltage of the second node, a fourth transistor configured to output a current corresponding to the voltage of the third node in response to a second signal received in a second time interval after the first time interval, and a fifth transistor configured to adjust the voltage of the third node to a third level in response to a third signal received in a third time interval after the second time interval.
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