Patents by Inventor Joo Young Kim
Joo Young 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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Patent number: 11837376Abstract: A method for producing a composite conductive material having excellent dispersibility is provided. The method includes supporting a catalyst on surfaces of carbon particles; heat treating the catalyst in a helium or hydrogen atmosphere such that the catalyst penetrate the surfaces of the carbon particles and are impregnated beneath the surfaces of the carbon particles at a contact point between the carbon particles and the impregnated catalyst; and heating the carbon particles having the impregnated catalyst disposed therein in the presence of a source gas to grow carbon nanofibers from the impregnated catalyst to form a composite conductive material, wherein the source gas contains a carbon source, and wherein the carbon nanofibers extend from the contact point to above the surfaces of the carbon particles.Type: GrantFiled: December 9, 2020Date of Patent: December 5, 2023Inventors: Tea Gon Kim, Je Young Kim, Hak Yoon Kim, Ki Won Sung, Ye Lin Kim, Joo Yul Baek, Jung Keun Yoo, Jun Muk Lim, Seul Ki Kim
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Patent number: 11833960Abstract: A brake lamp control method of a vehicle is provided. The method includes determining whether a deceleration of the vehicle based on regenerative brake through the electric motor is present in a hysteresis period between an off threshold as a reference for turning off a brake lamp and an on threshold as a reference for turning on the brake lamp. When the deceleration of the vehicle is present in the hysteresis period, the method includes determining a state of the brake lamp before the deceleration of the vehicle enters the hysteresis period. In response to determining that the brake lamp is turned on or off for a reason except for the regenerative brake before the deceleration of the vehicle enters the hysteresis period, a request for turning on the brake lamp is set or reset based on the regenerative brake in response to the determined state of the brake lamp.Type: GrantFiled: July 6, 2020Date of Patent: December 5, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Hui Un Son, Sang Joon Kim, Kyu Hwan Jo, Sung Bae Jeon, Sung Hoon Yu, Joo Young Kim, Jin Kyeom Cho
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Publication number: 20230384200Abstract: Disclosed is a method for pre-detecting a defective porous polymer substrate for a separator, including selecting a porous polymer substrate having a plurality of pores; observing the selected porous polymer substrate with a scanning electron microscope (SEM) to obtain an image of the porous polymer substrate; quantifying the average value of pore distribution index (PDI); correcting the quantified average value of pore distribution index to obtain the corrected average value of pore distribution index; determining whether or not the corrected average value of pore distribution index is 60 a.u. (arbitrary unit) or less; and classifying the porous polymer substrate as a good product, when the corrected average value of pore distribution index is determined to be 60 a.u. or less, and classifying the porous polymer substrate as a defective product, when the corrected average value of pore distribution index is determined to be larger than 60 a.u.Type: ApplicationFiled: April 6, 2022Publication date: November 30, 2023Applicant: LG Energy Solution, Ltd.Inventors: Won-Sik BAE, Joo-Sung LEE, Ho-Sung KANG, Yern-Seung KIM, Se-Jung PARK, Je-Seob PARK, Ji-Young HWANG
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Patent number: 11830719Abstract: A light irradiation device according to an embodiment of the present disclosure has high light irradiation efficiency and cooling efficiency and can be reduced in size. The light irradiation device includes an excimer lamp including a light emitting tube that emits light, and a lamp electrode provided on an outside of the light emitting tube, and a case including a case body in which the excimer lamp is accommodated, a connection support provided at one side of the case body to be connected to the lamp electrode, and a case electrode provided at the other side of the case body to be in contact with a surface of the light emitting tube.Type: GrantFiled: June 7, 2022Date of Patent: November 28, 2023Assignee: UNILAM CO., LTD.Inventors: Joo Young Yoon, Eun Sik Kim, Hong Chae Jung, Se Hwi Park, So Ree Kim
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Patent number: 11826903Abstract: A robot hand module includes a thumb module, a plurality of finger modules, and a palm part to which the thumb module and the finger modules are coupled. The thumb module and the finger modules each include a phalangeal part movably coupled to the palm part, a cable part having a first side connected to the phalangeal part, and a driving part connected to a second side of the cable part and configured to operate the phalangeal part by extending the cable part to the outside or retracting the cable part, wherein each of the driving parts includes an inlet region from which the cable part is extended to the outside, and wherein an acute angle is defined between a first direction in which the inlet region is directed toward the outside and a second direction in which the driving parts are disposed.Type: GrantFiled: March 3, 2022Date of Patent: November 28, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Beom Su Kim, Hyun Seop Lim, Sang In Park, Ki Hyeon Bae, Kyu Jung Kim, Dong Hyun Lee, Joo Won Lee, Hyo Joong Kim, Dong Jin Hyun, Ju Young Yoon
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Publication number: 20230374298Abstract: An eco-friendly biodegradable polyester resin composition includes: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid; and 5000 ppm to 20000 ppm of a hydrophilic regulator having a molecular weight of 400 to 1300.Type: ApplicationFiled: May 19, 2023Publication date: November 23, 2023Inventors: Kyung Youn KIM, Seong Dong KIM, Hoon KIM, Jun Su BYEON, Joo Young JUNG, Ji Yeon RYU
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Publication number: 20230360689Abstract: A semiconductor memory device is provided. The semiconductor includes a data clock buffer that receives a data clock signal from a memory controller and outputs a pair of differential input signals, an edge delay controller that adjusts duty ratios of the pair of differential input signals based on a control code and outputs a pair of corrected clock signals, a first unit delay path circuit that generates four output clock signals having different phases based on the pair of corrected clock signals, a rising edge multiplexer that serially outputs data corresponding to a rising edge of each of the four output clock signals, a second unit delay path circuit that generates four duplicate clock signals having different phases based on the pair of corrected clock signals and a quadrature error correction circuit detector that detects a duty error based on the duplicate clock signals and outputs the control code.Type: ApplicationFiled: April 26, 2023Publication date: November 9, 2023Inventors: Jun Young Park, Joo Hwan Kim, Jin Do Byun, Eun Seok Shin, Hyun Sub Rie, Hyun-Yoon Cho, Jung Hwan Choi
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Publication number: 20230343984Abstract: An apparatus for manufacturing a secondary battery is provided. The apparatus comprises a separation sheet supply device configured to supply two separation sheets configured to be disposed vertically. An electrode supply device is configured to supply electrodes to be disposed between the two separation sheets and on a top surface of one of the separation sheets. The one of the separation sheets is disposed at an upper side. A lamination device is configured to bond the two separation sheets and the electrodes to each other. An ultrasonic cutting device is configured to bond surfaces of the two separation sheets to each other and simultaneously cut a bonding surface of the two separation sheets.Type: ApplicationFiled: June 10, 2021Publication date: October 26, 2023Applicant: LG Energy Solution, Ltd.Inventors: Sang Ho Bae, Joo Young Chung, Tae Jong Kim, Sang Woo Lee, Su Taek Jung, Won Pill Hwang, Min Cheol Choi, Jin Gon Kim, Yong Jun Lee
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Publication number: 20230342980Abstract: Disclosed herein are a method, an apparatus, and a storage medium for encoding/decoding a multi-resolution feature map. In an aspect, there is provided an encoding method, including extracting feature maps from an input image, performing packing on the extracted feature maps, and performing encoding on the packed feature maps, wherein the feature maps include multiple feature maps having different resolutions. In another aspect, there is provided a decoding method, including generating packed feature maps by decoding an input bitstream, and generating a multi-resolution feature map by performing unpacking on the packed feature maps, wherein the multi-resolution feature map includes multiple feature maps having different resolutions.Type: ApplicationFiled: April 21, 2023Publication date: October 26, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Youn-Hee KIM, Joo-Young LEE, Se-Yoon JEONG, Jin-Soo CHOI, Dong-Gyu SIM, Na-Seong KWON, Seung-Jin PARK, Min-Hun LEE, Han-Sol CHOI
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Publication number: 20230336780Abstract: Disclosed herein are a method, an apparatus, and a storage medium for encoding/decoding a feature map for machine vision. In an embodiment, an encoding method includes generating a multi-channel feature map by aligning multiple feature maps, generating a converted feature map by performing conversion on the multi-channel feature map and performing encoding on the converted feature map.Type: ApplicationFiled: April 18, 2023Publication date: October 19, 2023Applicants: Electronics and Telecommunications Research Institute, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITYInventors: Joo-Young LEE, Youn-Hee KIM, Se-Yoon JEONG, Jin-Soo CHOI, Dong-Ha KIM, Jae-Gon KIM, Yong-Uk YOON
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Publication number: 20230330885Abstract: An electrode assembly manufacturing apparatus includes an electrode sheet supply unit for supplying an electrode sheet on which electrode mixture coating and non-coating portions are formed, a cutting unit at the rear of the supply unit for forming an electrode tab at the electrode sheet, and a lamination unit at the rear of the supply unit and configured to laminate positive and negative electrodes stacked with a separator between them. A cutting unit die supports the electrode sheet and an ultrasonic cutter spaced from the die forms the tab. A cutting line of a cutting edge of the cutter corresponds to a periphery of a unit electrode in a tab forming direction. The cutting and lamination units are on the same line in a continuous process to reduce a necessary space for electrode assembly manufacture and prevent electrode sheet foil deformation and electrode mixture layer damage in the cut section.Type: ApplicationFiled: September 13, 2021Publication date: October 19, 2023Applicant: LG Energy Solution, Ltd.Inventors: Tae Jong Kim, Sang Ho Bae, Su Taek Jung, Joo Young Chung
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Publication number: 20230334329Abstract: The present disclosure provides a system for accelerating multi-agent reinforcement learning through sparsity processing and an operating method thereof and proposes an acceleration system, which can analyze a weight pruning algorithm capable of guaranteeing accuracy suitably for characteristics of multi-agent reinforcement learning and includes an on-chip encoding unit, a sparse weight workload allocation unit, and sparsity parallel processing architecture through vector processing, which can effectively support the weight pruning algorithm, and an operating method of the system. Furthermore, the present disclosure proposes an acceleration platform that constitutes a circuit in a way to be suitable for a deep learning model from its initial step while having high throughput and power efficiency by using an FPGA, not a GPU in which several thousands of cores have been integrated and which generate many and consume great power.Type: ApplicationFiled: January 23, 2023Publication date: October 19, 2023Inventors: Joo-Young KIM, Je YANG
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Publication number: 20230326500Abstract: A memory device includes a memory cell array and a peripheral circuit. The memory cell array includes a plurality of memory regions each identified by a row address and a column address. The peripheral circuit accesses the memory cell array by performing, based on an address, a burst length and a burst address gap provided from a memory controller, a burst operation supporting a variable burst address gap. The burst address gap is a numerical difference between adjacent column addresses, on which the burst operation is to be performed.Type: ApplicationFiled: June 12, 2023Publication date: October 12, 2023Inventors: Yong Sang PARK, Joo Young KIM, Min Soo LIM, Min Su PARK
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Patent number: 11785257Abstract: A method for processing a video according to the present invention may comprise: generating a plurality of Most Probable Mode (MPM) candidates; determining whether there is an MPM candidate identical to an intra-prediction mode of a current block among the plurality of MPM candidates; obtaining the intra-prediction mode of the current block, based on a result of the determining; and performing an intra-prediction for the current block, based on the intra-prediction mode of the current block.Type: GrantFiled: January 12, 2022Date of Patent: October 10, 2023Assignee: KT CORPORATIONInventors: Bae Keun Lee, Joo Young Kim
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Patent number: 11775215Abstract: Provided is a storage device including a non-volatile memory including a first memory block and a second memory block different from the first memory block, and a memory controller configured to receive, from a host, a first write mode command corresponding to the first memory block and a second write mode command corresponding to the second memory block, control the first memory block to perform a first write operation according to the first write mode command, and control the second memory block to perform a second write operation according to the second write mode command, both the first write operation and the second write operation being sequential write operations.Type: GrantFiled: August 5, 2021Date of Patent: October 3, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung Ki Lee, Joo Young Hwang, Jun Hee Kim, Keun San Park, Je Kyeom Jeon
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Patent number: 11771318Abstract: The present invention relates to a method for supporting reading of a fundus image of a subject, and a computing device using the same. Specifically, the computing device according to the present invention acquires the fundus image of the subject, extracts attribute information from the fundus image on the basis of a machine learning model for extracting the attribute information of the fundus image, and provides the extracted attribute information to an external entity. In addition, when evaluation information on the extracted attribute information or modification information on the attribute information is acquired, the computing device according to the present invention can also update the machine learning model on the basis of the acquired evaluation information or modification information.Type: GrantFiled: July 18, 2018Date of Patent: October 3, 2023Assignees: VUNO, INC., SEOUL NATIONAL UNIVERSITY HOSPITALInventors: Sang Jun Park, Joo Young Shin, Jae Min Son, Sang Keun Kim, Kyuhwan Jung, Hyun-Jun Kim
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Publication number: 20230304734Abstract: The electrode drying device for drying moisture in electrodes includes a chamber section; a stacking section in which at least one electrode is configured to be arranged separately from each other; a first heater unit located adjacent to the stacking section; and a circulation unit for circulating heat inside the chamber section.Type: ApplicationFiled: January 24, 2022Publication date: September 28, 2023Applicant: LG Energy Solution, Ltd.Inventors: Jin Gon Kim, Tae Won Kang, Su Taek Jung, Joo Young Chung, Sangho Bae
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Publication number: 20230303978Abstract: Provided are methods of isolating and culturing various cells in a living state including peripheral blood mononuclear cells (PBMCs) isolated from peripheral blood, which use a cell membrane permeabilization method. The methods use a streptococcal hemolytic exotoxin, which binds to cholesterol present in a cell membrane so as to make a pore therein, thereby allowing an exogenous protein to be permeated into the cell, and is a technique of isolating and culturing desired cells in a living state by probing a specific intracellular protein and performing flow cytometry (FACS). According to the methods, various intracellular proteins that could not previously be isolated and cultured from a patient’s blood as well as various tissues may be targeted, and homogeneous cells may be obtained with high purity and high efficiency.Type: ApplicationFiled: April 3, 2023Publication date: September 28, 2023Inventors: Hyo-Soo Kim, Han-Mo Yang, Joo-Eun Lee, Ju-Young Kim
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Patent number: 11769276Abstract: An encoding apparatus extracts features of an image by applying multiple padding operations and multiple downscaling operations to an image represented by data and transmits feature information indicating the features to a decoding apparatus. The multiple padding operations and the multiple downscaling operations are applied to the image in an order in which one padding operation is applied and thereafter one downscaling operation corresponding to the padding operation is applied. A decoding method receives feature information from an encoding apparatus, and generates a reconstructed image by applying multiple upscaling operations and multiple trimming operations to an image represented by the feature information. The multiple upscaling operations and the multiple trimming operations are applied to the image in an order in which one upscaling operation is applied and thereafter one trimming operation corresponding to the upscaling operation is applied.Type: GrantFiled: March 4, 2021Date of Patent: September 26, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Joo-Young Lee, Se-Yoon Jeong, Hyoung-Jin Kwon, Dong-Hyun Kim, Youn-Hee Kim, Jong-Ho Kim, Tae-Jin Lee, Jin-Soo Choi
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Publication number: 20230297833Abstract: Disclosed herein are a method and apparatus for compressing learning parameters for training of a deep-learning model and transmitting the compressed parameters in a distributed processing environment. Multiple electronic devices in the distributed processing system perform training of a neural network. By performing training, parameters are updated. The electronic device may share the updated parameter thereof with additional electronic devices. In order to efficiently share the parameter, the residual of the parameter is provided to the additional electronic devices. When the residual of the parameter is provided, the additional electronic devices update the parameter using the residual of the parameter.Type: ApplicationFiled: April 24, 2023Publication date: September 21, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Seung-Hyun CHO, Youn-Hee KIM, Jin-Wuk SEOK, Joo-Young LEE, Woong LIM, Jong-Ho KIM, Dae-Yeol LEE, Se-Yoon JEONG, Hui-Yong KIM, Jin-Soo CHOI, Je-Won KANG