Patents Assigned to Korea Advanced Institute of Science and Technology
  • Publication number: 20240137262
    Abstract: Provided is an electronic device including processing circuitry configured to generate at least one signal according to a first communication protocol by referencing a lookup table, the lookup table including simulation waveform information, and the simulation waveform information simulating a second communication protocol different from the first communication protocol, and transmit the at least one signal, the at least one signal including a data packet.
    Type: Application
    Filed: September 17, 2023
    Publication date: April 25, 2024
    Applicants: Samsung Electronics Co., Ltd., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Seokwon YANG, Song Min KIM, Minseok KIM
  • Publication number: 20240137024
    Abstract: A ternary logic element including a transistor and a switching element. The transistor includes a channel layer including silicon, an input electrode, an output electrode, and a control electrode. The switching element includes an emitter, a base extending from the emitter, and a collector extending from the base. When a first control voltage is applied to the control electrode, the ternary logic element outputs a first voltage, and when a second control voltage different from the first control voltage is applied to the control electrode, the ternary logic element outputs a second voltage different from the first voltage, and when a third control voltage different from the first control voltage and the second control voltage is applied to the control electrode, the ternary logic element outputs a third voltage different from the first voltage and the second voltage.
    Type: Application
    Filed: August 6, 2023
    Publication date: April 25, 2024
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yang Kyu CHOI, Joon Kyu HAN
  • Publication number: 20240135682
    Abstract: An electronic device includes a memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: input first data to a first artificial intelligence model including a plurality of convolution blocks sequentially connected with a pooling layer interposed therebetween to obtain a plurality of feature maps that are output by corresponding ones of the plurality of convolution blocks, input the first data and the plurality of feature maps to a second artificial intelligence model including a plurality of local attention blocks sequentially connected to obtain a plurality of attention maps that are output by corresponding ones of the plurality of local attention blocks, output an amplified feature map by amplifying a region corresponding to a last attention map among the plurality of attention maps in a last feature map among the plurality of feature maps, and input the amplified feature map to a classifier to output a classification result for t
    Type: Application
    Filed: October 6, 2023
    Publication date: April 25, 2024
    Applicants: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chan-Hyun Youn, Taewoo Kim, Changha Lee, Minsu Jeon
  • Patent number: 11964327
    Abstract: The present disclosure relates to a method for preparing a functional composite powder and a functional composite powder, and more particularly, to a method for preparing a functional composite powder, the method including the steps of: preparing a metal material powder and an implantation material; adding the metal material powder and the implantation material into a mixer; and forming a functional composite powder by applying kinetic energy to the metal material powder and the implantation material in the mixer, and a functional composite powder prepared by the method.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: April 23, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ho Jin Ryu, Tae Gyu Lee
  • Patent number: 11968472
    Abstract: Disclosed are an image processing method and device using a line-wise operation. The image processing device, according to one embodiment, comprises: a receiver for receiving an image; at least one first line buffer for outputting the image into a line-wise image line; a first convolution operator for generating a feature map by performing a convolution operation on the basis of the output from the first line buffer; and a feature map processor for storing the output from the first convolution operator in units of at least one line, and processing so as to output the feature map stored in units of at least one line into a two-dimensional form, wherein at least one convolution operation operates in the form of a pipeline.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: April 23, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Mun Churl Kim, Yong Woo Kim, Jae Seok Choi
  • Patent number: 11965200
    Abstract: The present invention relates to a recombinant microorganism imparted with increased ability to produce glutaric acid by further introducing a gene encoding a polypeptide having glutaric acid transporter activity into a microorganism having ability to produce glutaric acid, and to a method of preparing glutaric acid using the recombinant microorganism. According to the present invention, glutaric acid used for the preparation of various compounds such as polyamide, polyurethane, 1,5-pentanediol, and 5-hydroxyvaleric acid can be biosynthesized at high yield.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: April 23, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Tae hee Han
  • Patent number: 11960804
    Abstract: A peridynamic method having an added mirroring node according to embodiments of the present invention includes: a first step of calculating a shape tensor of a first node; a second step of calculating force state vectors of the first node and each of a plurality of second nodes by using the shape tensor; and a third step of calculating a peridynamic motion equation of the first node by using the force state vectors. The first node is a node located on a boundary of a structure and has a predetermined size horizon region, the plurality of second nodes is nodes in the horizon region, the plurality of second nodes includes one or more third nodes, and the third node is a second node having no node at a point which is origin-symmetrical based on the first node among the plurality of second nodes. In the first step, the shape tensor is calculated by using a position value in which the third node is origin-symmetrical based on the first node.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: April 16, 2024
    Assignee: Korea Advanced Institute of Science And Technology
    Inventors: Jung-Wuk Hong, Seong Eun Oh, Sang Eon Lee, Suyeong Jin
  • Patent number: 11962937
    Abstract: Disclosed are an image processing method and device using a line-wise operation. The image processing device, according to one embodiment, comprises: a receiver for receiving an image; a first convolution operator for generating a feature map by performing a convolution operation on the basis of the image; and a compressor for compressing the feature map into units of at least one line; and a decompressor for reconstructing the feature map compressed into units of lines.
    Type: Grant
    Filed: December 26, 2022
    Date of Patent: April 16, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Mun Churl Kim, Yong Woo Kim, Jae Seok Choi
  • Patent number: 11961632
    Abstract: There is provided a fabrication method of conductive nanonetworks using a mastermold by which, in forming the conductive nanonetworks, electrical properties and optical properties of the conductive nanonetworks are improved by excluding contact resistance between nanowires and minimizing surface roughness of the conductive nanonetworks, and a nanoelectrode having a large area can be easily formed by applying a method of replicating the conductive nanonetworks on the mastermold to a substrate. The fabrication method of conductive nanonetworks using a mastermold includes: preparing a mastermold that has a conductive nanonetwork replicating region patterned in relief; coating the mastermold with a conductive material; and forming conductive nanonetworks on an application target substrate by replicating a conductive material, with which the conductive nanonetwork replicating region is coated, onto the application target substrate.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: April 16, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jung-Yong Lee, Kyungmin Kim
  • Publication number: 20240119313
    Abstract: Provided is a method for embedding a knowledge graph. The method includes: obtaining a basic knowledge instance and a qualifier instance associated with the basic knowledge instance, wherein at least one of the basic knowledge instance or the qualifier instance comprises a mask element; generating, through an embedder, a first instance embedding corresponding to the basic knowledge instance and a second instance embedding corresponding to the qualifier instance; and performing a prediction of the mask element by inputting, to a predictor, an instance embedding associated with the mask element, wherein the instance embedding corresponds to the first instance embedding or the second instance embedding.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 11, 2024
    Applicants: SAMSUNG SDS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Joyce Jiyoung WHANG, Chanyoung CHUNG, Jaejun LEE
  • Publication number: 20240118323
    Abstract: An electronic device includes a baseline current generator configured to generate a baseline current based on a reference current generated by a reference current generator, variable impedance circuitry configured to receive the baseline current, and subtraction circuitry configured to receive a measured voltage based on a result of the reference current being applied to a target impedance, and an estimated voltage generated based on a result of the baseline current being applied to the variable impedance circuitry and subtract the estimated voltage from the measured voltage.
    Type: Application
    Filed: March 23, 2023
    Publication date: April 11, 2024
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Nahm il KOO, Minkyu JE, Ji-Hoon SUH, Haidam CHOI
  • Publication number: 20240119943
    Abstract: A speaker diarization model implementing apparatus includes a voice signal analysis module configured to generate mel-spectrogram data from voice signals of a plurality of speakers detected by a voice recognition device, a motion data analysis module configured to generate ultra-wideband (UWB) signal matrix data from motion sensing signals of the plurality of speakers detected by a motion recognition device, a multimodal learning module configured to extract characteristic values based on the mel-spectrogram data and the UWB signal matrix data, and a speaker diarization module configured to separate the plurality of speakers from each other using the characteristic values.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 11, 2024
    Applicants: Samsung Electronics Co., Ltd., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Wan Ju KANG, Sungju LEE, Ryuhaerang CHOI
  • Publication number: 20240120895
    Abstract: A continuous time op-amp includes a differential op-amp configured to produce, and output through output lines, output signals amplified based on a difference between input signals inputted to the differential op-amp, and a common mode feedback (CMFB) circuit configured to feed a common mode voltage back to the op-amp through a feedback line in continuous time through a capacitive coupled path, wherein the CMFB circuit includes: feedback capacitors connected between the output lines and the feedback line; switched capacitors charged based on a common mode reference voltage; and switching elements configured to control a connection between the feedback capacitors and the switched capacitors.
    Type: Application
    Filed: June 1, 2023
    Publication date: April 11, 2024
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Seong Joong KIM, Seung Tak RYU, Kent Edrian LOZADA
  • Patent number: 11956569
    Abstract: Disclosed are an image processing method and device using a line-wise operation. The image processing device, according to one embodiment, comprises: a receiver for receiving an image; at least one first line buffer for outputting the image into a line-wise image line; a first convolution operator for generating a feature map by performing a convolution operation on the basis of the output from the first line buffer; and a feature map processor for storing the output from the first convolution operator in units of at least one line, and processing so as to output the feature map stored in units of at least one line into a two-dimensional form, wherein at least one convolution operation operates in the form of a pipeline.
    Type: Grant
    Filed: December 26, 2022
    Date of Patent: April 9, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Mun Churl Kim, Yong Woo Kim, Jae Seok Choi
  • Patent number: 11952471
    Abstract: A polymer thin film having stretchability and dielectric properties and a method of forming the same are provided. The method includes forming the polymer thin film having stretchability and dielectric properties depending on a composition of a copolymer using an acrylate-based monomer and a vinyl group monomer.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: April 9, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: SungGap Im, Juyeon Kang, Junhwan Choi
  • Patent number: 11951060
    Abstract: A foot stretching/checkup device includes: a motor unit; a footrest unit including a lower footrest configured to be rotated about a first rotation axis, an upper footrest configured to be rotated about a second rotation axis and a connecting member connecting the upper footrest and the lower footrest; and a coupling unit including an arm portion rotated by the motor unit and a rotary coupler coupled to the upper footrest. The upper footrest is configured to be rotated by a predetermined angle about the second rotation axis by the rotation of the arm portion. The lower footrest is configured not to be rotated about the first rotation axis by rotation of the arm portion until the upper footrest is rotated by the predetermined angle.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: April 9, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Hyungsoon Park, Yusung Kim
  • Patent number: 11950429
    Abstract: The present invention relates to ferroelectric capacitors, transistors, memory device, and method of manufacturing ferroelectric devices. The ferroelectric capacitor includes a first electrode, a second electrode facing the first electrode, a ferroelectric layer between the first electrode and the second electrode, and an interfacial layer between the ferroelectric layer and the first electrode or between the ferroelectric layer and the second electrode. The ferroelectric layer includes hafnium-based oxide. The interfacial layer includes HfO2.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: April 2, 2024
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventor: Sanghun Jeon
  • Patent number: 11947843
    Abstract: Provided is a method of controlling a RAID controller, the method including generating, by the RAID controller, a command sequence, and transmitting, by the RAID controller, when a first cache barrier command included in the command sequence is identified, at least one cache barrier command to an arbitrary disk constituting a RAID before transmitting a first write command arranged after the first cache barrier command in the command sequence to the arbitrary disk.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: April 2, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventor: Youjip Won
  • Patent number: 11947727
    Abstract: A motion processing method and apparatus are provided. The motion processing method includes obtaining a base-level motion by applying a linear Gaussian model to an input motion, obtaining a controllable motion displacement vector and a residual motion displacement vector by applying the linear Gaussian model to a displacement vector between the input motion and the base-level motion, and synthesizing an output motion based on the base-level motion and the controllable motion displacement vector.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: April 2, 2024
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junyong Noh, Haegwang Eom, ByungKuk Choi, Kyungmin Cho, Sunjin Jung, Seokpyo Hong
  • Publication number: 20240100505
    Abstract: A micro-separator for gas chromatography includes a base substrate having a trench defining a micro-column, and a three-dimensional (3D) porous ceramic-polymer composite disposed in the micro-column and having pores that three-dimensionally connected to each other with periodicity. The 3D porous ceramic-polymer composite includes a ceramic nano-structure, which forms an array of three-dimensionally arranged nano-shells, and a reaction-activating layer combined on a surface of the ceramic nano-structure and including a polymeric reaction-activating material. A thickness of the 3D porous ceramic-polymer composite is 10 ?m to 20 ?m, a column length of the 3D porous ceramic-polymer composite is 30 cm to 70 cm, and a shell thickness of the ceramic nano-structure is 20 nm to 60 nm. The micro-separator may have improved separation performance and durability.
    Type: Application
    Filed: July 8, 2022
    Publication date: March 28, 2024
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Seokwoo JEON, Kisun KIM, Caiyan QIN, Yongseong CHA