Patents by Inventor Young Ho Ko
Young Ho Ko 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: 20240154093Abstract: Provided is a lithium secondary battery including a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, wherein the positive electrode includes a positive electrode active material comprising lithium iron phosphate particles, and the positive electrode has a loading amount of 450 mg/25 cm2 to 740 mg/25 cm2, and the non-aqueous electrolyte includes a lithium salt, an organic solvent, and an additive, wherein the organic solvent includes ethylene carbonate, and dimethyl carbonate, and the dimethyl carbonate is included in 5 vol % to 75 vol % in the organic solvent, and the additive contains vinylene carbonate, and the weight ratio of the vinylene carbonate to the dimethyl carbonate is greater than 0 to 0.2 or less.Type: ApplicationFiled: November 3, 2023Publication date: May 9, 2024Applicant: LG Energy Solution, Ltd.Inventors: Jun Hyeok Han, Chul Haeng Lee, Kyoung Ho Ahn, Young Ho Oh, You Kyeong Jeong, Yoon Seok Ko
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Patent number: 11970566Abstract: Disclosed is a method of manufacturing a polyurethane filter foam having excellent air permeability, elasticity, and restoring force. In the method of manufacturing the polyurethane filter foam, the cell size of the filter foam is made regular by controlling the pressure by adjusting the diameter of the foaming head of a foaming machine, rather than adding a cell opener, cell irregularity caused by poor dispersion of the cell opener is alleviated, and air permeability, porosity, and compression set are excellent.Type: GrantFiled: September 30, 2022Date of Patent: April 30, 2024Assignees: HYUNDAI TRANSYS INC., CHIN YANG CO., LTD.Inventors: Jae Yong Ko, Seung Keon Woo, Young Tae Cho, Won Sug Choi, Sung Yoon Lee, Jae Kwang Lee, Jun Ho Song
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Publication number: 20240097580Abstract: An inverter driving apparatus includes an inverter having a plurality of legs respectively corresponding to each of a plurality of phases and the control unit generating space vector modulation signals based on a phase voltage command, each of the space vector modulation signals corresponding to each of the plurality of phases, respectively, determining whether an output voltage of the inverter corresponding to at least one space vector modulation signal of the space vector modulation is in a non-linear region by determining whether each voltage of the space vector modulation signals is included in a predetermined range, generating a terminal voltage command by determining whether or not to apply an offset voltage to each of the space vector modulation signals based on the determination of the non-linear region, and controlling a turn-on state of at least one switch included in each of the plurality of legs by modulating the terminal voltage command based on pulse width modulation.Type: ApplicationFiled: November 11, 2022Publication date: March 21, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Hyun Jae LIM, Yong Jae LEE, Young Ho CHAE, Young Kwan KO, Young Gi LEE
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Publication number: 20240097770Abstract: An operation method of a first access point (AP) may comprise: transmitting, to a control device of a base station, channel information between the first AP and one or more user equipments (UEs) connected to the base station; receiving allocation information determined by the control device; identifying an entity to decode a uplink (UL) signal of each of the one or more UEs from among a plurality of APs and the control device constituting the base station, based on the allocation information; directly performing a decoding operation on a first UL signal received from a first UE among the one or more UEs, based on the allocation information; and transmitting, to the control device, a first report related to a result of the decoding operation on the first UL signal.Type: ApplicationFiled: December 29, 2022Publication date: March 21, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Ho MYUNG, Young-Jo KO, Keun Young KIM, Kapseok CHANG
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Publication number: 20240086603Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO, LTD.Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
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Patent number: 11829050Abstract: An entangled-photon pair emitting device according to an embodiment of the inventive concept includes a piezoelectric structure having a first surface and a second surface, which face each other, wherein the piezoelectric structure includes an opening passing through the piezoelectric structure from the first surface to the second surface, a stress transfer medium that fills the opening, a light source emitting part disposed on the stress transfer medium, an upper electrode disposed on the first surface of the piezoelectric structure, and a lower electrode disposed on the second surface of the piezoelectric structure. Here, the light source emitting part includes a semiconductor thin-film and a quantum dot in the semiconductor thin-film.Type: GrantFiled: September 6, 2022Date of Patent: November 28, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Young-Ho Ko, Mireu Lee
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Patent number: 11770245Abstract: Disclosed is a quantum key distribution system using an RFI (reference frame independent) QKD (quantum key distribution) protocol, which includes a first signal processing circuit that generates transmission basis information and transmission bit information, a quantum channel transmitter that generates a single photon or coherent light, and modulates the single photon or the coherent light based on the transmission basis information and the transmission bit information to generate a quantum signal, a quantum channel receiver that receives the quantum signal through a quantum channel and detects reception bit information from the quantum signal based on reception basis information, and a second signal processing circuit that generates the reception basis information, transmits the reception basis information to the first signal processing circuit through a public channel, and receives the transmission basis information from the first signal processing circuit through the public channel.Type: GrantFiled: September 29, 2021Date of Patent: September 26, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Kyongchun Lim, Chun Ju Youn, Byung-seok Choi, Young-Ho Ko, Kap-Joong Kim, Minchul Kim, Ju Hee Baek, Joong-Seon Choe
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Patent number: 11703638Abstract: Provided are a single-photon source device and a single-photon source system including same. The single-photon source device includes a substrate, a straight waveguide extending in a first direction on the substrate, a first coupling layer which is provided on the straight waveguide and has a first point defect, at least one first electrode which is adjacent to the first point defect and provided on the first coupling layer, a ring waveguide which is adjacent to the straight waveguide and provided on the substrate, and at least one second electrode provided on the ring waveguide.Type: GrantFiled: October 28, 2021Date of Patent: July 18, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Young-Ho Ko, Kap-Joong Kim, Hye Min Kim, Mireu Lee
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Publication number: 20230161222Abstract: An entangled-photon pair emitting device according to an embodiment of the inventive concept includes a piezoelectric structure having a first surface and a second surface, which face each other, wherein the piezoelectric structure includes an opening passing through the piezoelectric structure from the first surface to the second surface, a stress transfer medium that fills the opening, a light source emitting part disposed on the stress transfer medium, an upper electrode disposed on the first surface of the piezoelectric structure, and a lower electrode disposed on the second surface of the piezoelectric structure. Here, the light source emitting part includes a semiconductor thin-film and a quantum dot in the semiconductor thin-film.Type: ApplicationFiled: September 6, 2022Publication date: May 25, 2023Inventors: Young-Ho Ko, Mireu Lee
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Publication number: 20230084982Abstract: A method of setting a clutch control reference value includes monitoring the pressure of a clutch while a controller applies test current having a predetermined amplitude and frequency to a solenoid valve in the manner of gradually reducing the magnitude of the test current from a predetermined entry value, applying, when the amplitude of the pressure of the clutch starts to change, predetermined checking current, the checking current vertically oscillating based on the magnitude of current when the amplitude of the pressure of the clutch starts to change as a central value, and determining a volumetric kiss point (VKP) by comparing the amplitude of the pressure of the clutch according to application of the checking current with a predetermined reference range.Type: ApplicationFiled: May 11, 2022Publication date: March 16, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Young Ho KO, Chi Hun CHO, Soo Young KIM
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Patent number: 11603893Abstract: A method of setting a clutch control reference value includes monitoring the pressure of a clutch while a controller applies test current having a predetermined amplitude and frequency to a solenoid valve in the manner of gradually reducing the magnitude of the test current from a predetermined entry value, applying, when the amplitude of the pressure of the clutch starts to change, predetermined checking current, the checking current vertically oscillating based on the magnitude of current when the amplitude of the pressure of the clutch starts to change as a central value, and determining a volumetric kiss point (VKP) by comparing the amplitude of the pressure of the clutch according to application of the checking current with a predetermined reference range.Type: GrantFiled: May 11, 2022Date of Patent: March 14, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Young Ho Ko, Chi Hun Cho, Soo Young Kim
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Patent number: 11594656Abstract: Disclosed are a quantum light source and an optical communication apparatus including the same. The quantum light source device includes a vertical reflection layer disposed on a substrate, a lower electrode layer disposed on the vertical reflection layer, a horizontal reflection layer disposed on the lower electrode layer, a quantum light source disposed in the horizontal reflection layer, and an upper electrode layer disposed on the horizontal reflection layer.Type: GrantFiled: October 21, 2020Date of Patent: February 28, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Young-Ho Ko, Kap-Joong Kim, Byung-seok Choi, Won Seok Han
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Publication number: 20230042493Abstract: The present invention relates to a double-stranded oligonucleotide capable of inhibiting CTGF expression with a very specific and high efficiency, a double-stranded oligonucleotide structure and nanoparticles comprising the double-stranded oligonucleotide, and a use thereof in preventing or treating of fibrotic or respiratory diseases.Type: ApplicationFiled: October 29, 2020Publication date: February 9, 2023Inventors: Han-Oh PARK, Tae-Rim KIM, Young-Ho KO, Sung ll YUN, Jun Hong PARK
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Publication number: 20230022875Abstract: A line pressure control method for a double clutch transmission (DCT) includes estimating a line pressure, which decreases with stoppage of an electric oil pump, based on a linear regression model using state variables of the DCT that are related to a line pressure change, and driving the electric oil pump when the line pressure estimated based on the linear regression model reaches a predetermined lower limit.Type: ApplicationFiled: March 10, 2022Publication date: January 26, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Ki Hyung JOO, Young Ho KO
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Patent number: 11543027Abstract: A line pressure control method for a double clutch transmission (DCT) includes estimating a line pressure, which decreases with stoppage of an electric oil pump, based on a linear regression model using state variables of the DCT that are related to a line pressure change, and driving the electric oil pump when the line pressure estimated based on the linear regression model reaches a predetermined lower limit.Type: GrantFiled: March 10, 2022Date of Patent: January 3, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Ki Hyung Joo, Young Ho Ko
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Patent number: 11522618Abstract: Disclosed are a quantum information transmitter, a quantum communication system including the same, and an operating method of the quantum information transmitter. The quantum information transmitter includes a light source driver, a light source, and a light modulator. The light source driver generates a first light source driving signal having a first level and a second light source driving signal having a second level. The light source generates a first light signal having a first average number of photons in response to the first light source driving signal, and generates a second light signal having a second average number of photons in response to the second light source driving signal. The optical modulator modulates the first light signal to generate a target signal, and modulates the second light signal to generate a decoy signal.Type: GrantFiled: March 16, 2021Date of Patent: December 6, 2022Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Kyongchun Lim, Chun Ju Youn, Young-Ho Ko, Kap Joong Kim, Minchul Kim, Byung-seok Choi, Joong-Seon Choe
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Publication number: 20220290726Abstract: A method of setting a clutch control reference value may make it possible to more accurately learn the VKP of a hydraulic multi-plate clutch controlled by a solenoid valve, improving the accuracy of clutch control, and furthermore, to improve the quality of shifting a vehicle by the precise control of a transmission provided with such a clutch.Type: ApplicationFiled: August 30, 2021Publication date: September 15, 2022Applicants: Hyundai Motor Company, Kia CorporationInventors: Young Ho KO, Woo Jung KIM, Young Min YOON
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Patent number: 11441622Abstract: A method of setting a clutch control reference value may make it possible to more accurately learn the VKP of a hydraulic multi-plate clutch controlled by a solenoid valve, improving the accuracy of clutch control, and furthermore, to improve the quality of shifting a vehicle by the precise control of a transmission provided with such a clutch.Type: GrantFiled: August 30, 2021Date of Patent: September 13, 2022Assignees: Hyundai Motor Company, Kia CorporationInventors: Young Ho Ko, Woo Jung Kim, Young Min Yoon
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Patent number: 11382480Abstract: An autonomous cleaner includes a body having a first housing formed at a front and a second housing formed at a rear of the first housing; a brush unit installed at the first housing and configured to sweep and collect dust from a floor; a dust collecting unit installed at the second housing and configured to store the dust inlet into the brush unit; a driving unit to drive the body and coupled to the second housing to be positioned at a lateral side of the dust collecting unit; and a power unit installed at the second housing and coupled to be positioned at a rear of the dust collecting unit. The miniaturization of the autonomous cleaner may be provided while at the same time the capacity of a dust collecting container and the capacity of a battery are increased.Type: GrantFiled: October 5, 2018Date of Patent: July 12, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hwi-Chan Jang, Tae Soo Kim, Hyun Soo Jung, Sang Hwa Choi, Sang Sik Yoon, Shin Kim, Jin Hee Kim, Yeon Kyu Jeong, Hak Bong Lee, Young Ho Ko, Kyoung Woung Kim
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Publication number: 20220171124Abstract: Provided are a single-photon source device and a single-photon source system including same. The single-photon source device includes a substrate, a straight waveguide extending in a first direction on the substrate, a first coupling layer which is provided on the straight waveguide and has a first point defect, at least one first electrode which is adjacent to the first point defect and provided on the first coupling layer, a ring waveguide which is adjacent to the straight waveguide and provided on the substrate, and at least one second electrode provided on the ring waveguide.Type: ApplicationFiled: October 28, 2021Publication date: June 2, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Young-Ho KO, Kap-Joong KIM, Hye Min KIM, Mireu LEE