Patents by Inventor Dong-Chan Kim
Dong-Chan 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: 20240404720Abstract: Proposed is a method of synthesizing reactor core power distribution using an in-core instrument in a reactor core protection system, that is, a method of synthesizing reactor core power distribution for a reactor core protection system based on an in-core instrument signal using an ordinary kriging method. According to the present disclosure, a power of all fuel assemblies in a reactor core is calculated from powers of fuel assemblies where in-core instruments are located using the ordinary kriging methodology, and a hot-pin power distribution of each fuel assembly is synthesized from the power of all fuel assemblies calculated, whereby there is an effect that more accurate hot-pin axial power distribution, rather than pseudo hot-pin axial power distribution, may be synthesized.Type: ApplicationFiled: December 30, 2021Publication date: December 5, 2024Applicant: KEPCO NUCLEAR FUEL CO., LTD.Inventors: Young Min KWON, Byung Chan BAEK, Dong-su KIM, Wook LEE, Do-young OH
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Publication number: 20240395745Abstract: The present disclosure provides a semiconductor device manufacturing method that includes forming a lower chip and an upper chip, and bonding the lower chip and the upper chip to each other. The forming of the lower chip includes providing a lower substrate, sequentially forming a lower interlayer insulating film and a pre-lower adhesive film, etching portions of the pre-lower adhesive film and the lower interlayer insulating film to form a lower trench, forming, using a sputtering process, a first lower seed film and a second lower seed film. The forming of the upper chip includes providing an upper substrate, sequentially forming an upper interlayer insulating film and a pre-upper adhesive film, etching portions of the pre-upper adhesive film and the upper interlayer insulating film to form an upper trench, forming, using the sputtering process, a first upper seed film and a second upper seed film.Type: ApplicationFiled: February 5, 2024Publication date: November 28, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jun Kyoung LEE, Tae Seong KIM, Ho-Jin LEE, Dong-Chan LIM, Jae Won HWANG
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Patent number: 12156416Abstract: According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 ? to about 140 ?.Type: GrantFiled: August 11, 2023Date of Patent: November 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Dong Chan Kim, Won Jong Kim, Dong Kyu Seo, Ji Hye Lee, Sang Hoon Yim, Won Suk Han
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Publication number: 20240384441Abstract: Disclosed are a composite fiber (MXene composite fiber) and a manufacturing method thereof. The composite fibers are manufactured by braiding a MXene-PAN fiber heat-treated with a polymer fiber. The method includes preparing a first dispersion including an MXene compound and a first solvent, preparing a second dispersion including polyacrylonitrile (PAN) and a second solvent, obtaining an admixture including the first dispersion and the second dispersion, obtaining a spun fiber by performing wet-spinning of the admixture, obtaining an MXene-PAN fiber by performing heat treatment of the spun fiber, and obtaining the MXene composite fiber by braiding the MXene-PAN fibers with a polymer fiber. An electrical conductivity of the MXene-PAN fiber is about 0.1 Scm?1 to 1,000 Scm?1.Type: ApplicationFiled: October 30, 2023Publication date: November 21, 2024Applicants: Hyundai Motor Company, Kia Corporation, Industry-University Cooperation Foundation Hanyang UniversityInventors: Hong Chan Jeon, Sang Soo Jeon, Hyun Dae Cho, Jee Jung Kim, So La Chung, Jin Ho Hwang, Tae Hee Han, Woo Jae Jeong, Dong Jun Kang, Hwan Soo Shin
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Patent number: 12142388Abstract: This invention relates to a solidifying agent for solidifying radioactive waste, and more particularly to a solidifying-agent composition for solidifying radioactive waste, including alumina cement and a gypsum powder. The solidifying-agent composition including alumina cement and a gypsum powder is capable of effectively minimizing an increase in the volume of a solidified radioactive waste product to a level satisfying physical and chemical safety regulations upon the solidification of radioactive waste.Type: GrantFiled: November 2, 2021Date of Patent: November 12, 2024Assignee: Kepco Nuclear Fuel Co., Ltd.Inventors: Nam-Chan Cho, Young-Jong Ju, Jeong-Myeong Kim, Dong Han Lim, Kyoung Kuk Ki, Jung Hoon Park
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Patent number: 12136731Abstract: A negative electrode active material that includes an active material core that allows for the intercalation and deintercalation of lithium ions. The negative electrode active material also includes a plurality of conductive materials positioned on a surface of the active material core, a plurality of organic linkers each including a hydrophobic group and a polar functional group bonded to the hydrophobic group, and an elastic unit. The elastic unit includes an elastic moiety having two or more binding sites, and a functional group bonded to a binding site of the elastic moiety. The functional group reacts with the polar functional group of the organic linker, and one or more of the plurality of organic linkers are connected to the conductive materials through the hydrophobic groups of the organic linkers.Type: GrantFiled: December 10, 2019Date of Patent: November 5, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Yo Han Kwon, Dong Chan Lee, In Sung Uhm, Jung Woo Yoo, Jae Hyun Lee, Je Young Kim
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Publication number: 20240347007Abstract: A display device may include a pixel that includes a first transistor, a second transistor including a gate electrode coupled to a first scan line, and first and second electrodes, a third transistor including a gate electrode coupled to a second scan line, and first and second electrodes, a fourth transistor including a gate electrode coupled to a third scan line, and first and second electrodes, a fifth transistor including a gate electrode coupled to a fourth scan line, and first and second electrodes, a sixth transistor including a gate electrode coupled to a fifth scan line, and first and second electrodes, and a first capacitor. The display device may be, during a first period of a frame period, to concurrently apply a turn-on level scan signal to the third scan line, and apply turn-off level scan signals to the first, second, fourth and fifth scan lines.Type: ApplicationFiled: January 26, 2024Publication date: October 17, 2024Inventors: Min Woo BYUN, Won Kyu KWAK, Seon I JEONG, Min Joo KIM, Dong Hwan JEON, Sung Chan HWANG
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Publication number: 20240347906Abstract: The present invention relates to a full analog phase shifter and an antenna apparatus including same, and more particularly, comprises: a variable switch panel including a first conductive pattern terminal and a second conductive pattern terminal; and an antenna element substrate on which a plurality of array antenna elements are arranged and a transmission line being in contact with the first conductive pattern terminal and the second conductive pattern terminal is pattern-printed, wherein, due to a phase shift caused by contact points of the transmission line with respect to the first conductive pattern terminal and the second conductive pattern terminal, phases of the plurality of antenna elements are linearly array distributed on a same reference phase plane, thereby providing an advantage of easily implementing a mirror symmetry structure having a linear phase distribution only by a phase shift in an RF stage without phase conversion in a digital stage.Type: ApplicationFiled: June 28, 2024Publication date: October 17, 2024Applicant: KMW INC.Inventors: Duk Yong KIM, Young Chan MOON, Seong Man KANG, Sung Hwan SO, Chi Back RYU, Kyo Sung JI, Oh Seog CHOI, Dong Hee SHIN, Won Jun PARK, Yong Won SEO
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Patent number: 12098871Abstract: The present invention provides a vehicle air-conditioning system comprising: a pair of evaporation units which cause heat exchange between a refrigerant and air, and which are arranged to be spaced apart from each other so as to discharge cold air in different directions; one expansion valve, which expands a low-temperature and high-pressure refrigerant so as to supply same to the evaporation unit; an inlet pipe in which the refrigerant of the expansion valve moves to a first evaporation unit; a first moving pipe in which the refrigerant having circulated through one region of the first evaporation unit moves to a second evaporation unit; a second moving pipe in which the refrigerant having circulated through the second evaporation unit moves to the first evaporation unit; and an outlet pipe through which the refrigerant having circulated through the first evaporation unit flows out.Type: GrantFiled: October 19, 2020Date of Patent: September 24, 2024Assignee: Hanon SystemsInventors: Yun Jin Kim, Jae Chun You, Yo Chan Min, Dong Hee Ye
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Publication number: 20240300432Abstract: An airbag chute-integrated crash pad assembly includes: a main core that includes a door portion expanding when an airbag expands, and a cover portion mounted on a dash board. In particular, the main core is formed with a reinforcement portion extending downward from a lower surface of the cover portion, and the door portion and the cover portion are separated by a hinge groove that is formed in a lower surface of the main core and forms an expansion line. The reinforcement portion is combined with an airbag accommodation body that accommodates a passenger airbag (PAB). Thus, process optimization can be realized by omitting a process of machining a score and fusing a PAB chute, and also a problem of damage to the PAB chute can be solved.Type: ApplicationFiled: September 18, 2023Publication date: September 12, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KBI DONGKOOK IND. CO., LTD., HYUNDAI MOBIS CO., LTD.Inventors: Jae-Hyun An, Min-Ha Lee, Chang-Hoon Yang, Young-Chan Cho, Neung-Han Kim, Dong-Hyuk Choi, Dong-Il Son, Chang-Woo Kang, In-Han Jeong
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Publication number: 20240304484Abstract: A stocker system including a stocker apparatus, a transfer robot including a sensing module and a robot arm, a manual port of the stocker apparatus, and a controller in communication with the transfer robot, wherein the controller communicates with the sensing module to determine that a container is transferrable by the robot arm between the manual port of the stocker apparatus and the transfer robot.Type: ApplicationFiled: November 30, 2023Publication date: September 12, 2024Applicant: SEMES CO., LTD.Inventors: Hyeon Uk KIM, Kyoung Soo KIM, Kun Jin RYU, Gyeong Dam BAEK, Seung Hyuk BAEK, Dong Chan SEO, Hu Jong LEE, Jae Hyuk CHA, Ji Won YOON, Sun Oh KIM, Kyeong Jun MIN, Ji Wook KWON, Seung Seok HA, Gil Do KIM
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Publication number: 20240276858Abstract: An apparatus for fabricating a display panel includes: a sample module in which a switching transistor is formed, a measurement module having input/output terminals electrically connected to the switching transistor of the sample module, a characteristic detecting unit configured to detect primary operation characteristic information including an output current, an output voltage value and a threshold voltage range of the switching transistor, a model learning unit configured to correct at least one of the output current, the output voltage value and the threshold voltage range in the primary operation characteristic information using a learning program included in at least one learning model, and to extract correction results as learning result data, and a correction learning unit configured to classify the learning result data containing the primary operation characteristic information according to fabrication characteristics of sample switching transistors and a list of classifications.Type: ApplicationFiled: October 4, 2023Publication date: August 15, 2024Inventors: Kyong Tae PARK, Tae Young KIM, Dong So KIM, Jung Suk BAE, Sang Hoon LIM, Jong Chan LIM
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Publication number: 20240121975Abstract: A light emitting device may include a first electrode, a first light emitting stack disposed on the first electrode, a charge generation layer disposed on the first light emitting stack, a second light emitting stack disposed on the charge generation layer, and a second electrode disposed on the second light emitting stack. Each of the first light emitting stack and the second light emitting stack includes a hole transport layer. A hole mobility of the charge generation layer is lower than a hole mobility of the hole transport layer.Type: ApplicationFiled: June 22, 2023Publication date: April 11, 2024Applicant: Samsung Display Co., Ltd.Inventors: JUNGHO CHOI, PILGU KANG, DONG CHAN KIM, JIYOUNG MOON, HAKCHOONG LEE
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Publication number: 20230420633Abstract: The present disclosure relates to an electrode rolling apparatus including a non-coating portion pressing unit that rolls a non-coating portion of an electrode substrate and an electrode rolling method using the same, and can prevent a swell from occurring in the non-coating portion region during the process of rolling the electrode substrate and increase the efficiency of the manufacturing process.Type: ApplicationFiled: May 12, 2022Publication date: December 28, 2023Applicant: LG Energy Solution, Ltd.Inventors: Jung Eun Lee, Hwan Han Kim, Jaehyuk Choi, Sang Hoon Choy, Jeong Soo Seol, Dong Chan Kim, Su Ho Jeon
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Publication number: 20230389350Abstract: According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 ? to about 140 ?.Type: ApplicationFiled: August 11, 2023Publication date: November 30, 2023Inventors: Dong Chan Kim, Won Jong Kim, Dong Kyu Seo, Ji Hye Lee, Sang Hoon Yim, Won Suk Han
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Publication number: 20230345635Abstract: A flexible printed circuit board includes: a substrate; and a circuit pattern disposed on the substrate, wherein the substrate includes a chip mounting region, and the circuit pattern includes a wiring portion and a pad portion, wherein the circuit pattern includes: a first circuit pattern including a first-first pad portion disposed inside the chip mounting region, a first-second pad portion disposed outside the chip mounting region, and a first wiring portion that connects the first-first pad portion and the first-second pad portion, and extending in a first direction based on the chip mounting region; a second circuit pattern including a second-first pad portion disposed inside the chip mounting region, a second-second pad portion disposed outside the chip mounting region, and a second wiring portion that connects the second-first pad portion and the second-second pad portion, and extending in a second direction; and a third circuit pattern including a plurality of third pad portions disposed inside the chType: ApplicationFiled: June 28, 2023Publication date: October 26, 2023Inventors: Eon Jong Lee, Dong Chan Kim, Ki Tae Park
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Patent number: 11793012Abstract: An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %.Type: GrantFiled: November 17, 2021Date of Patent: October 17, 2023Assignee: Samsung Display Co., Ltd.Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Da Hea Im, Sang Hoon Yim, Chang Woong Chu
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Patent number: 11770943Abstract: According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 ? to about 140 ?.Type: GrantFiled: July 2, 2021Date of Patent: September 26, 2023Assignee: Samsung Display Co., Ltd.Inventors: Dong Chan Kim, Won Jong Kim, Dong Kyu Seo, Ji Hye Lee, Sang Hoon Yim, Won Suk Han
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Patent number: 11758659Abstract: A flexible printed circuit board includes: a substrate; and a circuit pattern disposed on the substrate, wherein the substrate includes a chip mounting region, and the circuit pattern includes a wiring portion and a pad portion, wherein the circuit pattern includes: a first circuit pattern including a first-first pad portion disposed inside the chip mounting region, a first-second pad portion disposed outside the chip mounting region, and a first wiring portion that connects the first-first pad portion and the first-second pad portion, and extending in a first direction based on the chip mounting region; a second circuit pattern including a second-first pad portion disposed inside the chip mounting region, a second-second pad portion disposed outside the chip mounting region, and a second wiring portion that connects the second-first pad portion and the second-second pad portion, and extending in a second direction; and a third circuit pattern including a plurality of third pad portions disposed inside the chType: GrantFiled: October 19, 2021Date of Patent: September 12, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Eon Jong Lee, Dong Chan Kim, Ki Tae Park
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Publication number: 20230180503Abstract: An embodiment provides a light emitting device including: a first electrode; a second electrode overlapping the first electrode in a plan view; and a light emitting part disposed between the first electrode and the second electrode. The second electrode includes a first layer disposed on the light emitting part and including a first organic material, and a metal thin film layer disposed on the first layer and including a first metal. The light emitting part includes an emission layer, a hole transport region disposed between the first electrode and the emission layer, and an electron transport region disposed between the emission layer and the second electrode. The first layer is disposed on the electron transport region.Type: ApplicationFiled: August 31, 2022Publication date: June 8, 2023Applicant: Samsung Display Co., LTD.Inventors: Yoonseok KA, Ji Young MOON, Hakchoong LEE, Pilgu KANG, Dong Chan KIM, Ha Jin SONG, Jung Ho CHOI, Jae Hoon HWANG