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1.发明公开公开(公告)号：US20240357849A1
公开(公告)日：2024-10-24
申请号：US18637854
申请日：2024-04-17
发明人： Moon Gyu HAN , Himchan CHO , Tae Ho KIM , Seongkyu MAENG , Sun Jae PARK , Shin Ae JUN
CPC分类号： H10K50/115 , G03F7/0275 , G03F7/325 , H10K50/15 , H10K50/16 , H10K85/143
摘要： A method of manufacturing a patterned film includes forming a first film including a semiconductor nanoparticle and an additive, wherein the additive includes a polythiol compound, the semiconductor nanoparticle includes an organic ligand (for example, on a surface thereof), and the organic ligand includes a first functional group bonded to the surface of the semiconductor nanoparticle and a carbon-carbon unsaturated bond; exposing a portion of the first film to a radiation to cause a change in a solubility of the semiconductor nanoparticle in the exposed area with respect to a first solvent; contacting the radiation treated film with the first solvent to remove at least a portion of an unexposed area of the radiation treated film to obtain a patterned film. A light emitting device includes such a patterned film as a light emitting layer.
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公开(公告)号：US20230257607A1
公开(公告)日：2023-08-17
申请号：US18169753
申请日：2023-02-15
发明人： Keigo FURUTA , Hiroko ENDO , Takao MOTOYAMA , Yukika YAMADA , Tomoyuki KIKUCHI , Eun Joo JANG , Hyo Sook JANG , Jun-Mo YOO , Tae Ho KIM , Yuho WON
IPC分类号： C09D11/36 , C09D11/38 , H10K50/115
CPC分类号： C09D11/36 , C09D11/38 , H10K50/115
摘要： A quantum dot ink composition including a plurality of quantum dots, and a mixed solvent including a Solvent a and a Solvent b, the ink composition having a surface tension of about 30 mN/m to about 40 mN/m, where Solvent a is a cycloalkane compound with at least one ring carbon having a linear C4 to C16 alkyl group, and Solvent b is an aromatic hydrocarbon compound having a linear C2 to C12 alkyl group. A quantum dot electroluminescent device including a light emitting layer formed from the quantum dot composition.
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公开(公告)号：US20230118092A1
公开(公告)日：2023-04-20
申请号：US18076495
申请日：2022-12-07
发明人： Chan Su KIM , Kun Su PARK , Tae Ho KIM , Eun Joo JANG , Dae Young CHUNG
摘要： A light emitting device including a first electrode, a second electrode, a quantum dot layer disposed between the first electrode and the second electrode and a first auxiliary layer disposed between the quantum dot layer and the first electrode, wherein the first auxiliary layer includes nickel oxide nanoparticles having an average particle diameter of less than or equal to about 10 nanometers (nm) and an organic ligand, a method of manufacturing the light emitting device, and a display device including the same.
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公开(公告)号：US20220288930A1
公开(公告)日：2022-09-15
申请号：US17394698
申请日：2021-08-05
发明人： Tae Ho KIM , Eun Joo JANG , Tae Hyung KIM , Hyo Sook JANG , You Jung CHUNG
摘要： An inkjet printhead includes a head body in which a first fine channel that is connected to an ink inlet and thus guides an inflow of ink, a second fine channel that is disposed below the first fine channel, communicated with the first fine channel through a connection via hole, and guides an outflow of the ink by being connected to an ink outlet, and a nozzle that is opened downward from the second fine channel are defined, and a micro heater that is disposed closer to the connection via hole in an upper portion of the first fine channel than to an end of the first fine channel where the first fine channel is connected to the ink inlet or an end of the second fine channel where the second fine channel is connected to the ink outlet.
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公开(公告)号：US20200266348A1
公开(公告)日：2020-08-20
申请号：US16791163
申请日：2020-02-14
发明人： Tae Ho KIM , Won Sik YOON , Eun Joo JANG
摘要： A light emitting device including a first electrode and a second electrode facing each other, an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a plurality of quantum dots and metal carboxylate having at least one hydrocarbon group of at least one carbon atoms, and the plurality of quantum dots includes a first organic ligand, and does not include cadmium and lead, and a method of manufacturing the same.
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公开(公告)号：US20190280230A1
公开(公告)日：2019-09-12
申请号：US16296505
申请日：2019-03-08
发明人： Hongkyu SEO , Eun Joo JANG , Moon Gyu HAN , Tae Ho KIM , Dae Young CHUNG
摘要： A quantum dot device including an anode; a cathode disposed substantially opposite to the anode; a hole injection layer disposed on the anode between the anode and the cathode; a hole transport layer disposed on the hole injection layer between the hole injection layer and the cathode; and a quantum dot layer disposed on the hole transport layer between the hole transport layer and the cathode, wherein the quantum dot layer includes a plurality of quantum dots, wherein the hole transport layer includes a hole transport material and an electron transport material, and wherein a lowest unoccupied molecular orbital (LUMO) energy level of the electron transport material and a lowest unoccupied molecular orbital (LUMO) energy level of the quantum dot layer is about 0.5 electron volts or less.
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7.发明申请公开(公告)号：US20180249062A1
公开(公告)日：2018-08-30
申请号：US15905031
申请日：2018-02-26
发明人： In Ji JIN , Hyuk KANG , Tae Ho KIM , Tae Gun PARK , Gyu Cheol CHOI
CPC分类号： H04N5/23203 , G06F3/011 , G06T3/4038 , G06T11/60 , H04N5/23216 , H04N5/23296 , H04N5/2354 , H04N5/272
摘要： A photographing method using an external electronic device and an electronic device supporting the same are provided. The electronic device includes a communication circuit, a memory configured to store contents including a first image in which a virtual reality is realized, and a processor electrically connected to the communication circuit and the memory. The processor is configured to identify a first external electronic device that is around the electronic device, determine whether the first external electronic device can photograph a subject by using the first external electronic device, transmit a command to the first external electronic device through the communication circuit in response to a determination result that the first external electronic device can photograph the subject by using the camera, receive a second image photographed based on the command from the first external electronic device, and generate a third image based on the first image and the second image.
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公开(公告)号：US20180220952A1
公开(公告)日：2018-08-09
申请号：US15889898
申请日：2018-02-06
发明人： Dong Hyun LEE , Jin Hee WON , Jae Sung LEE , Jong Min CHOI , Dong Wook KIM , Tae Ho KIM , Seung Eun LEE
CPC分类号： A61B5/443 , A61B5/0077 , A61B5/1032 , A61B5/445 , A61B5/6898 , A61B5/743 , G06F3/04842 , G06T7/0014 , G06T7/90 , G06T2200/24 , G06T2207/10024 , G06T2207/30088 , H04N5/23293
摘要： An electronic device is provided. The electronic device includes an image capture device configured to capture at least a portion of a user's body based on a light source device, a first camera, and a second camera, a memory configured to store a capture image by the image capture device, a display configured to emit light in a specified color at least one region based on driving at least one pixel, and at least one processor configured to be electrically connected with the image capture device, the memory, and the display. The at least one processor being configured to control to drive the image capture device in a state where the at least one region of the display emits light in the specified color to obtain a first capture image and a second capture image and perform registration of the first capture image and the second capture image to generate a third image.
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9.发明申请公开(公告)号：US20220204673A1
公开(公告)日：2022-06-30
申请号：US17553914
申请日：2021-12-17
发明人： Takahiro FUJIYAMA , Tomoyuki KIKUCHI , Fumiaki KATO , Masashi TSUJI , Naotoshi SUGANUMA , Norihito ISHII , Dae Young CHUNG , Ha Il KWON , Soonmin CHA , Tae Ho KIM
IPC分类号： C08F226/02 , H01L51/00 , C08F226/06 , C09K11/88 , C09K11/56
摘要： Disclosed is a copolymer including a structural unit represented by Chemical Formula 1 capable of improving performance (particularly durability) of an electroluminescent device.
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10.发明申请公开(公告)号：US20220177642A1
公开(公告)日：2022-06-09
申请号：US17544028
申请日：2021-12-07
发明人： Masashi TSUJI , Fumiaki KATO , Naotoshi SUGANUMA , Takahiro FUJIYAMA , Yusaku KONISHI , Dae Young CHUNG , Ha Il KWON , Soonmin CHA , Tae Ho KIM
摘要： A copolymer including a structural unit represented by Chemical Formula 1 wherein the copolymer is capable of improving luminous efficiency and durability, particularly, an improvement in luminescence life-span, of an electroluminescence device, particularly a quantum dot electroluminescence device.
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