Patents Assigned to Yonsei University
  • Patent number: 12287743
    Abstract: A semiconductor system including a transmitter configured to output a plurality of data as a plurality of data input/output signals through a plurality of channels based on a matrix E, and a receiver configured to generate the plurality of data by differentially amplifying the plurality of data input/output signals received through the plurality of channels based on a matrix D, in which all components of the matrix E and the matrix D are integers, a product matrix of the matrix D and the matrix E is a diagonal matrix, a sum of the components of each row of the matrix D is 0, and a sum of absolute values of the components of each column of the matrix D is less than or equal to a threshold value.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: April 29, 2025
    Assignees: SAMSUNG ELECTRONICS CO., LTD., UIF (University Industry Foundation), Yonsei University
    Inventors: Hyun Jun Park, Woo-Seok Choi
  • Publication number: 20250128038
    Abstract: A highly-removable microneedle structure, a microneedle device including the same, and a method for manufacturing the structure are disclosed. The highly-removable microneedle structure includes: a tip tapered downwardly; a base extending upwardly from an upper surface of the tip and having an area size in a plan view thereof smaller than an area size in a plan view of an upper surface of the tip; and a tube surrounding the base and extending upwardly from the upper surface of the tip and beyond an upper surface of the base.
    Type: Application
    Filed: October 11, 2024
    Publication date: April 24, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Won Hyoung RYU, Ji Yeon YI
  • Patent number: 12283895
    Abstract: An integrated power conversion apparatus for an electric vehicle according to the present disclosure includes a first H-bridge converter with one side connected to a high voltage battery; a three-winding transformer in which a primary winding is connected to the other side of the first H-bridge converter; a second H-bridge converter with one side which is connected to a secondary winding of the three-winding transformer; an AC-DC converter in which one side is connected to the other side of the second H-bridge converter and the other side is selectively connected to a motor or a power system; and a low voltage stage converter in which one side is selectively connected to a tertiary winding of the three-winding transformer through a selective switch and the other side is connected to a low voltage battery.
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: April 22, 2025
    Assignee: UIF (University Industry Foundation), Yonsei University
    Inventors: Jung Wook Park, Issac Kim
  • Patent number: 12282517
    Abstract: Disclosed is a memory system using a heterogeneous data format, which provides a personalized recommendation algorithm function to an internet service user based on a plurality of items, which includes a user preference analyzer for each item that calculates a user preference value corresponding to each item of a analysis target service; and a memory that stores data related to the each item in a first data format or stores data related to the each item in a second data format with required bits less than the first data format, based on the user preference value of the each item.
    Type: Grant
    Filed: December 26, 2022
    Date of Patent: April 22, 2025
    Assignee: UIF (University Industry Foundation), Yonsei University
    Inventors: Won Woo Ro, Chanyoung Yoo, Hongju Kal
  • Publication number: 20250125368
    Abstract: The lithium battery according to various aspects of the present invention can form a LiF-rich SEI that has excellent mechanical, chemical, and electrochemical stability and can induce uniform lithium ion flow, thereby effectively suppressing lithium dendrite formation and enabling excellent battery performance even after hundreds of charge and discharge cycles.
    Type: Application
    Filed: October 8, 2024
    Publication date: April 17, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Sang-Young LEE, Jeonghun KIM, Seung-Hyeok KIM, Minseok JEONG, Young-Kuk HONG, Seong-Hyeon JUNG
  • Publication number: 20250124975
    Abstract: Disclosed is a unit cell circuit of a memory cell array, the unit cell circuit having a sub-cell array including a plurality of memory cells each connected to a supply line, and an assist circuit connected to the sub-cell array through the supply line that pre-charges the supply line with a supply voltage during a stand-by mode based on a control signal and blocks the supply line upon initiation of a write operation.
    Type: Application
    Filed: October 12, 2024
    Publication date: April 17, 2025
    Applicant: UIF (University-Industry Foundation), Yonsei University
    Inventors: JUNG-MYUNG KANG, SEONG-OOK JUNG, KEONHEE CHO, GISEOK KIM, SEKEON KIM
  • Publication number: 20250121345
    Abstract: According to one embodiment, an organo-ionic hydrogel foam, includes: a MXene foam comprising MXene and having a three-dimensional framework structure; and an organo-ionic hydrogel coating a portion of the MXene foam. A dry-state region not coated by the organo-ionic hydrogel is positioned over a wet-state region coated by the organo-ionic hydrogel.
    Type: Application
    Filed: October 8, 2024
    Publication date: April 17, 2025
    Applicant: UIF (University Industry Foundation ), Yonsei University
    Inventors: Cheol Min PARK, Gwan Ho KIM
  • Publication number: 20250124190
    Abstract: A linear motor design variable verification method and a linear motor design variable optimization method are disclosed. The linear motor design variable verification method includes a first step of deriving a magnetic permeability matrix of a linear motor from a linear motor design variable; a second step of deriving a Maxwell matrix of the linear motor from the magnetic permeability matrix of the linear motor via LU decomposition; a third step of deriving, from the Maxwell matrix of the linear motor, at least one verification target physical quantity selected from a group including a force of the linear motor, a magnetic flux linkage passing through each of coils of a stator of the linear motor, a counter electromotive force of the linear motor, and an inductance of the linear motor; and a fourth step of comparing the derived verification target physical quantity with a predetermined reference value, and determining whether a target verification condition is satisfied, based on the comparing result.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 17, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Jun Young YOON, Jae Hyun KIM, Sang Min LEE, Yoon Sik KWON, Bo Min KANG, Jung Min PARK, Jong Min SUNG, Byung Wook JEON, Kang Hee LEE
  • Patent number: 12277987
    Abstract: An error handling device includes a cross-voltage sense amplifier and an error handling circuit. The cross-voltage sense amplifier is configured to perform a normal sense operation and a cross sense operation. The normal sense operation generates normal sense data by providing an input voltage and a comparison voltage to first and second inputs of a comparator, respectively. The cross sense operation generates cross sense data by providing the input voltage and the comparison voltage to the second and first inputs of the comparator, respectively. The error handling circuit identifies a location of an error using the normal sense data and the cross sense data and corrects the error.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: April 15, 2025
    Assignees: SK Hynix Inc., Industry-Academic Cooperation Foundation Yonsei University
    Inventors: Giseok Kim, Jiyoung Kim, Wonjoon Jo, Sungho Park, Seongook Jung, Juhyun Park, Seung Ho Lee, Jungchan Lee
  • Publication number: 20250119131
    Abstract: A circuit configured to detect a threshold voltage includes a first delay circuit, a second delay circuit and a controller. The first delay circuit has a first sensitivity to threshold voltage of a transistor. The first delay circuit may be configured to generate a first output signal delayed with respect to the input signal by a first delay time that changes depending on the digital control code. The second delay circuit has a second sensitivity that is higher than the first sensitivity. The second delay circuit may be configured to generate a second output signal delayed with respect to the input signal by a second delay time. The controller may compare the first and second output signals and may generate a digital output code corresponding to the digital control code when the first delay time is equal to the second delay time to indicate the threshold voltage of the transistor.
    Type: Application
    Filed: April 4, 2024
    Publication date: April 10, 2025
    Applicants: SAMSUNG ELECTRONICS CO., LTD., UIF (University Industry Foundation), Yonsei University
    Inventors: Byongmo Moon, Seongook Jung, Hohyun Chae, Taeryeong Kim, Jeonghyeok You
  • Publication number: 20250114077
    Abstract: A method of controlling an ultrasound imaging device is disclosed. The method may include obtaining volume data of an object, obtaining a reference cross-sectional image crossing a first axis from the volume data, obtaining, from the volume data, a candidate standard cross-sectional image crossing a second axis that is different from the first axis, displaying the reference cross-sectional image and the candidate standard cross-sectional image on a first graphic user interface (GUI) view, rotating the reference cross-sectional image on the first GUI view, updating the candidate standard cross-sectional image on the first GUI view by adjusting a slicing plane of the candidate standard cross-sectional image based on the rotation of the reference cross-sectional image, and displaying, according to completion of the rotation of the reference cross-sectional image, the updated candidate standard cross-sectional image as a standard cross-sectional image on the first GUI view.
    Type: Application
    Filed: August 13, 2024
    Publication date: April 10, 2025
    Applicants: SAMSUNG MEDISON CO., LTD., UIF (University Industry Foundation), Yonsei University
    Inventors: Hyeoncheol Jo, Hanjun Kim, Taejun Jang, Ja-Young Kwon, Hayan Kwon, Yunji Jung, Hyewon Hur
  • Publication number: 20250104751
    Abstract: A memory device includes core dies including memory cell arrays, and a buffer die electrically connected to the core dies through one or more through silicon vias. The buffer die includes a DQS generation circuit that receives an external clock signal from an external device and generates data strobe signals based on the external clock signal for communicating data with the core dies, a DQS calibration circuit that detects a latency of each of plural rank signal that are received from the core dies based on the data strobe signals, respectively, and a coefficient decision circuit that detects a threshold voltage code of the buffer die, applies a weight to the latency of each rank signal based on the threshold voltage code to generate a weighted calibration code for each rank signal, and transmits the weighted calibration codes to respective ones of the core dies.
    Type: Application
    Filed: April 26, 2024
    Publication date: March 27, 2025
    Applicants: SAMSUNG ELECTRONICS CO., LTD., UIF (University-Industry Foundation) Yonsei University
    Inventors: Byongmo MOON, Jeonghyeok YOU, Seong-Ook JUNG, Ji Young KIM, Hohyun CHAE
  • Publication number: 20250099977
    Abstract: The present invention relates to an electrostatic filter and film for pathogen inactivation, and furthermore, to a method for manufacturing the electrostatic filter and film for pathogen inactivation. The present invention relates to an electrostatic filter and film for pathogen inactivation using large-area charge injection into graphene, and using the graphene having improved charge retention ability.
    Type: Application
    Filed: September 20, 2024
    Publication date: March 27, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Sang Woo KIM, In Yong SUH, Jin Young JEON
  • Patent number: 12260905
    Abstract: An SRAM comprises: a memory cell array in which a plurality of memory cells each defined by a word line and a bit line pair are arranged; a write driver that applies a write voltage corresponding to the applied data to a bit line pair connected to the memory cell; and a word line driver activating the word line after the write voltage is applied to the bit line pair and after a pre-develop period.
    Type: Grant
    Filed: February 14, 2023
    Date of Patent: March 25, 2025
    Assignee: UIF (University Industry Foundation), Yonsei University
    Inventors: Seong Ook Jung, Keon Hee Cho, Ji Sang Oh, Min June Yeo
  • Publication number: 20250094809
    Abstract: A method and apparatus for training a neural network model are provided. The method of training a neural network model includes storing replay samples selected from among online stream samples in a replay buffer, selecting batch samples from the replay samples based on selection frequencies of the respective replay samples, determining a freeze layer group of the neural network model based on forward propagation of the neural network model using the batch samples, and training the neural network model based on backward propagation of layers not in the freeze layer group.
    Type: Application
    Filed: March 20, 2024
    Publication date: March 20, 2025
    Applicants: SAMSUNG ELECTRONICS CO., LTD., UIF (University Industry Foundation), Yonsei University
    Inventors: Minhyuk SEO, Hyunseo KOH, Jonghyun CHOI
  • Publication number: 20250094269
    Abstract: A memory fault information pre-analysis according to the present disclosure includes a fault monitor, a fault counter, a must monitor, and a fault address collector, the fault memory receives fault data configured by a row address and a column address of a memory and stores a location where fault information about the fault data is stored in the fault counter, the must monitor, and the fault address collector, the fault counter stores a number of faults in a fault row and a fault column of the memory, the must monitor stores must fault information, and the fault address collector stores a row address and a column address of the fault data and whether it is a pivot fault.
    Type: Application
    Filed: August 6, 2024
    Publication date: March 20, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Sungho KANG, Hayoung LEE
  • Publication number: 20250088807
    Abstract: An excellent ultra-small microphone device with improved mechanical properties due to a protective layer formed on an upper and/or lower surface of a two-dimensional material having piezoelectric properties is provided to replace a conventional MEMS (Micro-Electro Mechanical Systems) microphone device. In the microphone device, the protective layer of a thickness of several hundred nm is formed on the upper and/or lower surface of the two-dimensional TMD material to protect the piezoelectric material layer during a back etching process and to contribute to the mechanical stability of the device.
    Type: Application
    Filed: September 4, 2024
    Publication date: March 13, 2025
    Applicants: UIF (University Industry Foundation), Yonsei University, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Sang Woo KIM, So Hee KIM, Young Jun KIM, Hyeon Yeong LEE, Fengyi PANG
  • Publication number: 20250085299
    Abstract: An immunoassay device for detecting blood type antigen-specific immunoglobulin, an immunoassay method for detecting blood type antigen-specific immunoglobulin, and a method for collecting blood type antigen-specific immunoglobulin are disclosed. The immunoassay device for detecting blood type antigen-specific immunoglobulin includes a substrate having a reaction space defined therein capable of receiving therein a detection target sample solution; a binding antibody positioned in the reaction space and immobilized on the substrate; a switching peptide having a peptide compound reversibly binding to a Fab region of the binding antibody and a fluorescent label binding to the peptide compound; and a fluorescence-quenching substance positioned adjacent to the fluorescent label and quenching fluorescence from the fluorescent label.
    Type: Application
    Filed: September 3, 2024
    Publication date: March 13, 2025
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventor: Jae Chul PYUN
  • Patent number: 12248338
    Abstract: A display apparatus includes: a display panel; a first pattern layer on one surface of the display panel; and a second pattern layer facing the one surface with the first pattern layer interposed therebetween, wherein: the first pattern layer comprises a plurality of first patterns each having a closed line shape comprising a first opening; the second pattern layer comprises a plurality of second patterns each having a closed line shape comprising a second opening; on the one surface, each of the first pattern layer and the second pattern layer has a deformation rate which is smaller in a direction perpendicular to a tensile direction than in the tensile direction; and on the one surface, the first openings overlap portions of the second patterns.
    Type: Grant
    Filed: February 3, 2023
    Date of Patent: March 11, 2025
    Assignees: Samsung Display Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Jaeho Ahn, Taewoong Kim, Jong-Hyun Ahn, Beomjin Kim, Heechang Shin, Jinyeong Choe
  • Publication number: 20250075003
    Abstract: The present invention provides: ferritin; a single-chain variable fragment bound to the N-terminus of the ferritin; and a fusion protein self-assembling nanoparticle structure in which an N-terminus RNA-interaction domain (RID) in a human-derived lysyl-tRNA synthetase is bound to the N-terminus of the single-chain variable fragment by means of a novel fusion partner. Therefore, the present invention provides: a fusion protein having enhanced water solubility; nanoparticles; a vector coding same; a host cell transformed by means of the vector, and a pharmaceutical composition, for treating a disease, using the same.
    Type: Application
    Filed: May 9, 2022
    Publication date: March 6, 2025
    Applicants: UIF (University Industry Foundation), Yonsei University, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Baik Lin SEONG, Sangjeon CHUNG, Min Jin KIM, Hyo Jin KANG, Ga Hyeon KIM, Young Seok KIM, Je Ho LEE, Myunghyun SOHN, Tae Hoon Kim