Patents Assigned to Korea University Research and Business Foundation
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Publication number: 20240152765Abstract: Disclosed is a prediction model generation method for predicting training time and resource consumption required for distributed deep learning training and a prediction method using the prediction model. The prediction model generation method is performed by a computing device including at least one processor and includes constructing a training dataset; and generating a prediction model by training a graph neural network (GNN). The training dataset includes input data and result data, the construction of the training dataset includes converting a distributed deep learning training code (distributed training (DT) code) to a graph; and extracting an adjacency matrix and a feature matrix from the graph.Type: ApplicationFiled: June 6, 2023Publication date: May 9, 2024Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Gyeongsik YANG, Changyong SHIN, Yeonho YOO, Jeunghwan LEE, Hyuck YOO
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Patent number: 11978795Abstract: A semiconductor device and a method of manufacturing the same. The semiconductor device has a substrate in which recess regions are formed and semiconductor regions acting as a source region or a drain region is defined between the recess regions; a gate insulating layer disposed on an inner surface of each recess region; a recess gate disposed on the gate insulating layer in each recess region; an insulating capping layer disposed above the recess gate in each recess region; a metallic insertion layer disposed between a side surface of the recess gate and a side surface of the insulating capping layer and facing with a side surface of the source region or the drain region; and an intermediate insulating layer disposed between the metallic insertion layer and the recess gate to electrically insulate the metallic insertion layer from the recess gate.Type: GrantFiled: September 21, 2021Date of Patent: May 7, 2024Assignees: SK hynix Inc., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Hyun-Yong Yu, Seung Geun Jung, Mu Yeong Son
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Patent number: 11976314Abstract: The present invention relates to a transformed strain having ethanol production potential, constructed by introducing a foreign gene for ethanol production into a non-ethanol producing acetogen Eubacterium limosum and a method for producing ethanol, using the strain. According to the present invention, Eubacterium limosum which is a conventional acetogen lacking ethanol production potential is used to produce ethanol, which is a high value-added product, as a single product from carbon monoxide contained in waste gas.Type: GrantFiled: August 28, 2018Date of Patent: May 7, 2024Assignees: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: In Seop Chang, Jiyeong Jeong, Shinyoung Park, In-Geol Choi, Byeonghyeok Park
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Patent number: 11975211Abstract: An electric field cancer treatment apparatus using a rotating alternating current (AC) electric field according to an embodiment of the present disclosure includes a plurality of electrode pairs configured to transmit AC electric fields to a target area in a body, a plurality of AC electric field generators respectively connected to the plurality of electrode pairs and configured to generate AC electric fields to be applied to the plurality of electrode pairs, and a controller configured to control generation of AC electric fields by the plurality of AC electric field generators.Type: GrantFiled: January 5, 2021Date of Patent: May 7, 2024Assignees: FIELDCURE CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Jong Hyun Kim, Geon Oh, Hee Hun Sung, Myong Geun Yoon
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Patent number: 11979160Abstract: A single-signal receiver including an active inductor continuous time linear equalizer and a reference voltage selection equalizer is provided. The single-signal receiver includes a continuous time linear equalizing unit to receive a single signal, and compensate for distortion of the single signal to generate an output, and a reference voltage selection equalizing unit to select one of a first reference voltage value and a second reference voltage value based on a previous output from a comparator, and sample the output from the continuous time linear equalizing unit, based on the one of the first reference voltage value and the second reference voltage value.Type: GrantFiled: October 6, 2022Date of Patent: May 7, 2024Assignee: Korea University Research and Business FoundationInventors: Chulwoo Kim, Jong-Hyuck Choi
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Patent number: 11977199Abstract: A device for evaluating characteristics of a target ground containing a metal component is proposed. The device includes a penetration probe having a main frame and a pair of side frames respectively installed at opposite side ends of the main frame, wherein each side frame has a lower end thereof extending downward from the main frame; a plurality of electrodes installed to be exposed to outside on the main frame; an electrode measurement part for measuring apparent chargeability of the target ground by applying power for measurement to the plurality of electrodes; and a main processor for calculating a weight ratio of a metal component of the target ground on the basis of the apparent chargeability measured by the electrode measurement part and calculating a volume ratio of the metal component of the target ground on the basis of the calculated weight ratio of the metal component.Type: GrantFiled: October 26, 2020Date of Patent: May 7, 2024Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Jong-Sub Lee, Sang-Yeob Kim, Nam-Sun Kim, Joon-Ki Chun
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Publication number: 20240141061Abstract: The present disclosure relates to an antibody binding specifically to CD55 or an antigen-binding fragment thereof; and a composition for preventing, treating and/or diagnosing cancer containing the same. The antibody of the present disclosure may be used as an effective therapeutic composition for various CD55-mediated diseases since it shows high binding ability and inhibitory effect for the CD55 protein which promotes tumor growth by inhibiting the complement immune mechanism. In addition, the antibody of the present disclosure may be usefully used as an effective therapeutic adjuvant that fundamentally removes drug resistance and remarkably improves therapeutic responsiveness in various diseases in which resistance to therapeutic agents with CDC (complement-dependent cytotoxicity) as a mechanism of action has been induced due to overexpression of CD55.Type: ApplicationFiled: January 12, 2022Publication date: May 2, 2024Applicants: SG MEDICAL INC, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, KOREA ATOMIC ENERGY RESEARCH INSTITUTEInventors: Ji Chul LEE, Hye In PARK, Sung-Won MIN, Sung-Won MIN, Hyeong Sun KWON, Jae Cheong LIM, So Hee DOH, Eun Ha CHO, So-Young LEE, Sung Hee JUNG
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Publication number: 20240143217Abstract: A method for discarding personal information comprises at least one among partial overwriting, SLC programming, and applying an erase pulse. The method for discarding personal information comprises a step for acquiring the program status of personal information-containing data of a memory block to be erased, generating data having a status that is equal to or higher than the program status corresponding to the personal information, and carrying out a partial overwriting operation on the personal information by using the generated data.Type: ApplicationFiled: January 11, 2024Publication date: May 2, 2024Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Dong Hoon LEE, Na Young AHN
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Publication number: 20240147742Abstract: Disclosed are a method for manufacturing a high-performance indoor photovoltaic cell using self-assembled monolayers and an indoor photovoltaic cell manufactured thereby. According to the present invention, provided is an indoor photovoltaic cell including: a transparent lower electrode passing through indoor light; a self-assembled single-layer based ultra thin 2PACz layer formed on the lower electrode with a predetermined thickness; an organic semiconductor layer formed on the 2PACz layer by mixing materials for forming a donor layer and an acceptor layer, and 2PACz, generating an exciton by the indoor light, and separating the exciton into a positive charge and a negative charge; and an upper electrode absorbing the negative charge.Type: ApplicationFiled: October 2, 2023Publication date: May 2, 2024Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Jae Won SHIM, Tae Hyuk KIM
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Publication number: 20240142362Abstract: Disclosed is a micro concentration monitoring apparatus. A micro concentration monitoring apparatus includes: a variable frequency driver circuit unit that is coupled to a MEMS sensor and supplies constant power to the MEMS sensor within a set bandwidth; and a reading circuit unit that measures a resonance frequency displacement value of the MEMS sensor according to a change in dielectric constant of a target based on power supplied from the variable frequency driver circuit, and measures the resonance frequency displacement value of the MEMS sensor through a plurality of measurement channels, respectively.Type: ApplicationFiled: September 22, 2023Publication date: May 2, 2024Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Hyung Min LEE, Seung Beom KU
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Publication number: 20240143463Abstract: An apparatus includes a processor configured to execute instructions, and a memory storing the instructions, which when executed by the processor configure the processor to generate system error prediction data using an error prediction neural network provided with one of a plurality of log data sequences generated by pre-processing a plurality of log data pieces of component log data of a system. The system error prediction data comprises information of a plurality of system errors occurring at a plurality of respective timepoints.Type: ApplicationFiled: June 22, 2023Publication date: May 2, 2024Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business FoundationInventors: Uiseok SONG, Seoung Bum KIM, Jaehoon KIM, Byungwoo BANG, Junyeon LEE, Jiyoon LEE, Yoon Sang CHO, Hansam CHO, Minkyu KIM, Hun Seong CHOI
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Publication number: 20240132876Abstract: The present invention pertains to: a self-priming and replicating hairpin adaptor for constructing an NGS (next generation sequencing) library; and a method for constructing an NGS library using the same. Specifically, the present invention pertains to: a self-priming and replicating hairpin adaptor for constructing an NGS library, the adaptor containing a long single-stranded first oligonucleotide that comprises a nucleotide sequence of SEQ ID NO: 4 and has a hairpin structure, and a short single-stranded second oligonucleotide that comprises a nucleotide sequence of SEQ ID NO: 5; a method for constructing an NGS library using said adaptor; and an NGS library construction kit including said adaptor.Type: ApplicationFiled: September 22, 2020Publication date: April 25, 2024Applicant: Korea University Research and Business FoundationInventors: Cheul Hee JUNG, Seo Young KIM, Jun Y SHIN
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Publication number: 20240135003Abstract: According to some exemplary embodiments of the present disclosure, disclosed is a method for building a vulnerability database, which is performed by a computing device. The method may include collecting a security patch from a data source based on a direct patch link; collecting the security patch from the data source based on an indirect patch link; and collecting the security patch from the data source based on an invisible patch link. The patch information of a vulnerability can be used for verifying the existence of the vulnerability, as well as fixing the vulnerability of target software.Type: ApplicationFiled: May 1, 2023Publication date: April 25, 2024Applicant: Korea University Research and Business FoundationInventors: Heejo LEE, Hyunji HONG
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Publication number: 20240132922Abstract: The present invention relates to a chemical and biological integrated degradation process for PET, for recycling PET, and, more specifically, the present invention provides a PET upcycling technique for producing a high-value product via a chemical pretreatment process of PET, a TPA and EG production process using an enzyme, and a process for converting TPA and EG to PCA and GLA, respectively.Type: ApplicationFiled: February 25, 2022Publication date: April 25, 2024Applicant: Korea University Research and Business FoundationInventors: Kyoung Heon KIM, Dong Hyun KIM, Jae Kyun KIM, Dong Oh HAN
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Publication number: 20240137287Abstract: Disclosed is a split computing device operating in a serverless edge computing environment. The split computing device includes a transceiver configured to receive resource information of a terminal from the terminal and to measure a data transmission rate between the terminal and the split computing device in a process of receiving the resource information of the terminal; and a splitting point deriver configured to determine a splitting point of a deep neural network (DNN) model for split computing and an activation status of a container instance for each of tail models of a DNN corresponding to the respective splitting points using the resource information of the terminal, the data transmission rate, and resource information of the split computing device.Type: ApplicationFiled: February 15, 2023Publication date: April 25, 2024Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Sangheon PACK, Haneul KO, Daeyoung JUNG, Hyeon Jae JEONG
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Patent number: 11968573Abstract: A handover method, performed by a source base station in a wireless communication system, includes: receiving an indicator indicating a start of packet duplication transmission of a user plane function (UPF); and transmitting at least one redundant packet to a target base station, based on the indicator indicating the start of the packet duplication transmission of the UPF, wherein the packet duplication transmission includes transmitting, to the target base station, a packet that is identical to a packet transmitted by the UPF to the source base station, wherein the redundant packet includes a packet that was received from the UPF before the start of the packet duplication transmission but is not transmitted to a User Equipment (UE) and stored.Type: GrantFiled: August 13, 2019Date of Patent: April 23, 2024Assignees: Samsung Electronics Co., Ltd., Korea University Research And Business FoundationInventors: Kisuk Kweon, Haneul Ko, Sangheon Pack, Jaewook Lee, Joonwoo Kim, Yujin Tae
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Patent number: 11964935Abstract: The present invention relates to a gingerol derivative having inhibitory activity against biofilm formation and a pharmaceutical composition for preventing or treating infections caused by biofilms including the gingerol derivative as an active ingredient. The gingerol derivative of the present invention exhibits significantly improved binding affinity for LasR and inhibitory activity against biofilm formation. Therefore, the gingerol derivative of the present invention can act on various membrane surfaces where biofilms tend to form and can effectively inhibit the formation of the corresponding biofilms. In addition, the use of the pharmaceutical composition according to the present invention can fundamentally prevent or treat a variety of infections caused by biofilms due to the presence of the gingerol derivative in the pharmaceutical composition.Type: GrantFiled: July 19, 2018Date of Patent: April 23, 2024Assignees: Korea University Research and Business Foundation, Sejong Campus, Korea University Research and Business FoundationInventors: Youngjoo Byun, Hee-Deung Park, Sang-Hyun Son, Eunji Cha, So-Young Ham, Hyunsuk Choi
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Patent number: 11967998Abstract: Provided is an apparatus and method for transmitter identification. A transmitter identification apparatus may include a communicator configured to receive a signal from a transmitter at least once; and a processor configured to acquire a clock offset using the received signal, to acquire a cumulative clock offset by accumulating the clock offset, and to acquire analysis data based on a variance of the cumulative clock offset over time.Type: GrantFiled: August 2, 2022Date of Patent: April 23, 2024Assignee: Korea University Research and Business FoundationInventors: Dong Hoon Lee, Kyungho Joo
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Publication number: 20240127873Abstract: Disclosed is a computing-in-memory device, which includes a memory cell array including an analog multiplication unit that performs a multiply-accumulate (MAC) operation on a pre-stored weight and a first analog voltage corresponding to multi-bit input data, and a driver that applies the multi-bit input data to the analog multiplication unit, and the analog multiplication unit includes a digital-to-analog converter that converts the multi-bit input data into the first analog voltage.Type: ApplicationFiled: June 27, 2023Publication date: April 18, 2024Applicant: Korea University Research and Business FoundationInventors: Jongsun PARK, Joonhyung KIM, Kyeong-ho LEE
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Patent number: 11961750Abstract: A magnetic transfer apparatus includes: a magnetomotive force source providing magnetic flux, a first magnetic flux distribution circuit connected to one end of the magnetomotive force source, having a single input terminal and a plurality of output terminals, and distributing the magnetic flux, and a second magnetic flux distribution circuit connected to the other end of the magnetomotive force source, having a single output terminal and a plurality of input terminals, and collecting the distributed magnetic flux. The output terminals of the first magnetic flux distribution circuit are disposed to be adjacent to each other to form a pair with the input terminals of the second magnetic flux distribution circuit.Type: GrantFiled: November 29, 2021Date of Patent: April 16, 2024Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Tae-Yeon Seong, Da-Hoon Lee, Jong-Ho Kim