Patents by Inventor Jae-Ik Kim
Jae-Ik Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240179955Abstract: A display device includes a pixel electrode, a pixel defining layer disposed on the pixel electrode and forming an opening which exposes a portion of the pixel electrode, an auxiliary electrode disposed on the pixel defining layer and the pixel electrode, an intermediate layer disposed on the pixel defining layer and the auxiliary electrode and a common electrode disposed on the intermediate layer. The pixel defining layer includes a recessed portion recessed into the pixel defining layer, the auxiliary electrode includes a first undercut forming portion disposed on the recessed portion and contacting the portion of the pixel electrode, and the intermediate layer includes a hole injection layer, a light-emitting layer and an electron injection layer stacked sequentially. The hole injection layer includes a first portion disposed on the first undercut forming portion and a second portion separated from the first portion and disposed on the recessed portion.Type: ApplicationFiled: September 11, 2023Publication date: May 30, 2024Inventors: Jae Ik KIM, Hye Jin GWARK, Hwi KIM, Jung Sun PARK, Yeon Hwa LEE, Joon Gu LEE
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Publication number: 20240166016Abstract: A vehicular air conditioning system includes: a refrigerant circulation line including first and second evaporators through which refrigerant can flow in a cooling mode, and first and second expansion valves configured to depressurize and expand the refrigerant introduced into each of the first and second evaporators; and refrigerant flow control part provided in front of the first evaporator and the first expansion valve and configured to control refrigerant flow. The first evaporator is used for cooling rear seat region of a passenger room and the refrigerant flow control part is configured to supply and block the refrigerant with respect to the first evaporator and the first expansion valve and is configured to block the refrigerant when the cooling governed by the first evaporator is controlled in a turn-off mode and supply the refrigerant to the first evaporator and the first expansion valve depending on the on/off condition of the cooling governed by the second evaporator.Type: ApplicationFiled: November 14, 2023Publication date: May 23, 2024Inventors: Hwan Kyu CHO, Jae Woo KO, Dong Gyun KIM, Chang Soo BAE, Joon Yeong LEE, Gyu Ik HAN
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Publication number: 20240166735Abstract: The present invention relates to the pharmaceutical use of FAM19A5 involved in regulating gliogenesis, and more specifically, to the use of FAM19A5 in the prevention, diagnosis, or treatment of central nervous system injuries, degenerative brain diseases, or central nervous system diseases, FAM19A5 being spread in the neural stem cells in vertebrates and regulating gliogenesis.Type: ApplicationFiled: July 11, 2023Publication date: May 23, 2024Applicant: Neuracle Science Co., Ltd.Inventors: Jae Young SEONG, Jong Ik HWANG, Woong SUN, Eun Bee CHO, Won-Ki KIM
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Publication number: 20240171197Abstract: A bit interleaver, a bit-interleaved coded modulation (BICM) device and a bit interleaving method are disclosed herein. The bit interleaver includes a first memory, a processor, and a second memory. The first memory stores a low-density parity check (LDPC) codeword having a length of 64800 and a code rate of 7/15. The processor generates an interleaved codeword by interleaving the LDPC codeword on a bit group basis. The size of the bit group corresponds to a parallel factor of the LDPC codeword. The second memory provides the interleaved codeword to a modulator for quadrature phase shift keying (QPSK) modulation.Type: ApplicationFiled: January 31, 2024Publication date: May 23, 2024Inventors: Sung-Ik PARK, Sun-Hyoung KWON, Jae-Young LEE, Heung-Mook KIM, Nam-Ho HUR
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Publication number: 20240164177Abstract: A display device includes a pixel electrode, a pixel defining layer including an opening extending to a portion of the pixel electrode, a first auxiliary electrode on the portion of the pixel electrode to which the opening extends, a second auxiliary electrode on the first auxiliary electrode, an intermediate layer on the pixel defining layer and the second auxiliary electrode, and a common electrode on the intermediate layer. A side surface of the first auxiliary electrode is positioned inward of a side surface of the second auxiliary electrode within the opening of the pixel defining layer to form an undercut shape. A hole injection layer of the intermediate layer includes a first portion on a side surface of the pixel defining layer defining the opening of the pixel defining layer, and a second portion disconnected from the first portion and on the second auxiliary electrode.Type: ApplicationFiled: August 9, 2023Publication date: May 16, 2024Inventors: Jae Ik KIM, Hye Jin GWARK, Hwi KIM, Jung Sun PARK, Yeon Hwa LEE, Joon Gu LEE
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Publication number: 20240107857Abstract: A display device includes a thin-film transistor, a source/drain electrode and an auxiliary electrode including a first conductive layer and a second conductive layer disposed on the first conductive layer, a via insulating layer having a first opening exposing the auxiliary electrode, a capping layer covering a portion of the auxiliary electrode and a light emitting material layer and a common electrode layer sequentially stacked on the via insulating layer and the capping layer, wherein the source/drain electrode is electrically connected to the thin-film transistor through a contact hole penetrating the interlayer insulating layer, the auxiliary electrode has an undercut, and the capping layer includes a first capping layer covering side surfaces of the first conductive layer of the auxiliary electrode and a second capping layer separated from the first capping layer and disposed on the second conductive layer of the auxiliary electrode.Type: ApplicationFiled: June 20, 2023Publication date: March 28, 2024Applicant: Samsung Display Co., LTD.Inventors: Joon Gu LEE, Hye Jin GWARK, Jae Ik KIM, Hwi KIM, Jung Sun PARK, Yeon Hwa LEE
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Patent number: 11943090Abstract: An apparatus and method for multiplexing signals using layered division multiplexing are disclosed. A signal multiplexing apparatus according to an embodiment of the present invention includes a combiner configured to combine a core layer signal and an enhanced layer signal at different power levels, and a time interleaver configured to perform interleaving applied to both the core layer signal and the enhanced layer signal.Type: GrantFiled: July 19, 2021Date of Patent: March 26, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sung-Ik Park, Jae-Young Lee, Sun-Hyoung Kwon, Heung-Mook Kim, Nam-Ho Hur
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Publication number: 20240099114Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.Type: ApplicationFiled: November 24, 2023Publication date: March 21, 2024Inventors: Jae Sik KIM, Jae Ik KIM, Jung Sun PARK, Seung Yong SONG, Duck Jung LEE, Yeon Hwa LEE, Joon Gu LEE, Kyu Hwan HWANG
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Publication number: 20240084474Abstract: The present invention relates to a metal-polymer resin composite in which a polymer resin is directly injection-molded to a zinc alloy, a magnesium alloy, or a die-casting part thereof, and thus an injection product is directly bonded to a metal surface, wherein in the case of a hard polymer resin, a tensile strength of the metal and the polymer resin is 30 MPa or greater, and in the case of a soft polymer resin, a tensile strength of the metal and the polymer resin is 20 MPa or greater, and an average helium leakage after 10 times of measurement is 10?8 Pa·m3/s or less, and a novel method for preparing the same.Type: ApplicationFiled: December 10, 2021Publication date: March 14, 2024Applicant: PLASTAL CO., LTD.Inventors: Mu Chang SUNG, Jae Ik KIM, Jae Hwa KIM, Sung Ho HONG
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Patent number: 11923872Abstract: A bit interleaver, a bit-interleaved coded modulation (BICM) device and a bit interleaving method are disclosed herein. The bit interleaver includes a first memory, a processor, and a second memory. The first memory stores a low-density parity check (LDPC) codeword having a length of 64800 and a code rate of 7/15. The processor generates an interleaved codeword by interleaving the LDPC codeword on a bit group basis. The size of the bit group corresponds to a parallel factor of the LDPC codeword. The second memory provides the interleaved codeword to a modulator for quadrature phase shift keying (QPSK) modulation.Type: GrantFiled: April 28, 2023Date of Patent: March 5, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sung-Ik Park, Sun-Hyoung Kwon, Jae-Young Lee, Heung-Mook Kim, Nam-Ho Hur
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Patent number: 11919832Abstract: Disclosed is a dissimilar metal-supported catalyst for the production of aromatics by methane dehydroaromatization. In the dissimilar metal-supported catalyst, a noble metal such as gold (Au), silver (Ag), platinum (Pt), and/or rhodium (Rh) is introduced into a catalyst supported with iron (Fe) on a zeolite support to promote the dehydrogenation of methane and the formation of iron carbide (Fe3C) as an active species for dehydroaromatization, achieving a greatly improved yield of aromatics. Also disclosed is a method for producing aromatics using the dissimilar metal-supported catalyst.Type: GrantFiled: March 8, 2021Date of Patent: March 5, 2024Assignees: Korea University Research and Business Foundation, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Kwan-Young Lee, Do Heui Kim, Jae Ik Sim, Byung Jin Lee
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Publication number: 20240072182Abstract: An optical sensor includes a substrate, a photoelectric element disposed on the substrate and that includes a first electrode, an intermediate layer disposed on the first electrode, and a second electrode disposed on the intermediate layer, a barrier layer disposed on the second electrode, an insulating layer that covers the photoelectric element and the barrier layer, and a bias electrode disposed on the insulating layer and electrically connected to the second electrode. The barrier layer is spaced apart from the first electrode.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Inventors: KI JUNE LEE, JUNG HA SON, TAE SUNG KIM, JAE IK LIM, HYUN MIN CHO
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Patent number: 11912102Abstract: An air conditioner for a vehicle including an air-conditioning case divided into a plurality of air passageways by a separation wall. A heating heat exchanger is disposed inside the air-conditioning case and exchanges heat with air to heat the interior of the vehicle. A perforated member is disposed at a downstream side of the heating heat exchanger and has a plurality of perforated holes through which the air passing the heating heat exchanger passes, and a partition wall is disposed between the heating heat exchanger and the perforated member to divide the air passageway of the air-conditioning case into a plurality of air passageways, wherein the partition wall is formed integrally with the perforated member.Type: GrantFiled: October 8, 2019Date of Patent: February 27, 2024Assignee: HANON SYSTEMSInventors: Dong Won Lee, Jong Su Kim, Jae Woo Ko, Young Keun Kim, Chang Soo Bae, Jong Min Lee, Gyu Ik Han
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Patent number: 11871643Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.Type: GrantFiled: March 10, 2021Date of Patent: January 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jae Sik Kim, Jae Ik Kim, Jung Sun Park, Seung Yong Song, Duck Jung Lee, Yeon Hwa Lee, Joon Gu Lee, Kyu Hwan Hwang
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Patent number: 11666853Abstract: Disclosed are a carbon dioxide absorbent composition in which an N-alkylaminoalkanol; a polyhydroxyamine-based compound; and ethylenediamine and/or diethylenetriamine are mixed, a method for preparing the same, and a method and an apparatus for carbon dioxide absorption/separation using the same. Since the carbon dioxide absorbent according to the present disclosure has superior carbon dioxide absorption capacity and remarkably lower absorbent recycling temperature as compared to the existing absorbents such as monoethanolamine, etc., total energy consumption in the capturing process can be reduced greatly. In addition, since carbon dioxide is recovered at low recycling temperature, contamination by water or absorbent vapor may be prevented.Type: GrantFiled: February 15, 2021Date of Patent: June 6, 2023Assignees: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, KOREA LAND & HOUSING CORPORATIONInventors: In Wook Nah, Jae Ik Kim, Soon Jong Kwak, In Hwan Oh, Daeseung Kyung, Youngjong Sim, Yeongmin Kim, Han-Guen Ahn, Sang-Ick Choi
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Publication number: 20230132735Abstract: Disclosed are a method and an apparatus for preparing an alkylene carbonate using a polyamine-based heterogeneous catalyst. The rapid increase in reactor temperature and the risk of explosion due to heat of reaction may be prevented by recycling the produced alkylene carbonate to the reactor. Accordingly, it is possible to obtain the alkylene carbonate stably and continuously with high yield while maintaining reaction temperature and pressure constant.Type: ApplicationFiled: October 24, 2022Publication date: May 4, 2023Inventors: In Wook NAH, Jae Ik KIM, Soon Jong KWAK, In Hwan OH
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Publication number: 20230126073Abstract: A display device and a manufacturing method of a display device are provided. A display device includes: a substrate; a semiconductor layer on the substrate; a source electrode and a drain electrode on the semiconductor layer; an auxiliary electrode on a same layer as the source electrode and the drain electrode; a first electrode electrically connected with the source electrode or the drain electrode; a light emitting element layer on the first electrode; and a second electrode on the light emitting element layer, and the auxiliary electrode includes at least one groove located inside the auxiliary electrode.Type: ApplicationFiled: September 9, 2022Publication date: April 27, 2023Inventors: Joon Gu LEE, HYE JIN GWARK, ARONG KIM, Jae Ik KIM, JUNGSUN PARK, HEEMIN PARK, Yeon Hwa LEE, KYU H. HWANG
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Publication number: 20230108887Abstract: The present disclosure provides a method for preparing a titanium-resin assembly for improving the adhesion strength between a substrate containing titanium and a resin, which includes: a first pore formation step of immersing a substrate comprising titanium in a first solution and forming pores in the substrate by etching the same; a second pore formation step of immersing the substrate having pores formed in the first pore formation step in a second solution and forming another pores by etching the same; an electrolysis step of immersing the substrate that has undergone the second pore formation step in an electrolytic solution and conducting electrolysis; and a molding step of joining the substrate with a polymer resin and conducting injection molding, wherein the first solution is an alkaline solution with a pH>7 and the second solution is an acidic solution with a pH<7.Type: ApplicationFiled: June 22, 2021Publication date: April 6, 2023Inventors: Mu Chang Sung, Jae Ik Kim, Jae Hwa Kim, Sung Ho Hong
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Patent number: 11610956Abstract: A display device includes a thin film transistor disposed on a base substrate, an insulation layer covering the thin film transistor, an organic light-emitting diode disposed on the insulation layer, a bus electrode and an organic fluoride pattern. The organic light-emitting diode includes a first electrode electrically connected to the thin film transistor, an organic light-emitting layer disposed on the first electrode, and a second electrode disposed on the organic light-emitting layer. The bus electrode is disposed on the second electrode. The organic fluoride pattern is disposed adjacent to the bus electrode.Type: GrantFiled: October 13, 2020Date of Patent: March 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Sik Kim, Ji Young Choung, Jae Ik Kim, Yeon Hwa Lee, Joon Gu Lee
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Publication number: 20220233997Abstract: Disclosed are a carbon dioxide absorbent composition in which an N-alkylaminoalkanol; a polyhydroxyamine-based compound; and ethylenediamine and/or diethylenetriamine are mixed, a method for preparing the same, and a method and an apparatus for carbon dioxide absorption/separation using the same. Since the carbon dioxide absorbent according to the present disclosure has superior carbon dioxide absorption capacity and remarkably lower absorbent recycling temperature as compared to the existing absorbents such as monoethanolamine, etc., total energy consumption in the capturing process can be reduced greatly. In addition, since carbon dioxide is recovered at low recycling temperature, contamination by water or absorbent vapor may be prevented.Type: ApplicationFiled: February 15, 2021Publication date: July 28, 2022Inventors: In Wook NAH, Jae Ik KIM, Soon Jong KWAK, In Hwan OH, Daeseung KYUNG, Youngjong SIM, Yeongmin KIM, Han-guen AHN, Sang-ick CHOI