Patents by Inventor Ji-Eun Oh

Ji-Eun Oh 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).

  • Patent number: 12268075
    Abstract: A color transformation substrate comprises: a base portion having first and second light-blocking areas and first to third light-transmitting areas, where the light-transmitting areas are successively positioned along a first direction; first to third color filters positioned in the first to third light-transmitting areas, respectively; a light-blocking member positioned in the first light-blocking area, and including part contacting the base portion; a color pattern positioned in the second light-blocking area so as to contact the base portion; a first wavelength conversion pattern positioned on the second color filter so as to wavelength-convert light having a first color into light having a second color; and a second wavelength conversion pattern positioned on the third color filter so as to wavelength-convert light having the first color into light having a third color different from light having the second color. The color pattern and the first color filter comprise the same color material.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: April 1, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Min Seong, Keun Chan Oh, Gak Seok Lee, Sun Kyu Joo, Byung Chul Kim, In Ok Kim, In Seok Song, Ji Eun Jang, Chang Soon Jang
  • Publication number: 20250082291
    Abstract: An embodiment provides a computed tomography image analysis device and an analysis method using same, the computed tomography image analysis device comprising: a parameter calculation unit that, on the basis of the volume of a lesion in a computed tomography image and a histogram showing the distribution of Hounsfield values, calculates a reference value for the Hounsfield values; an excess rate calculation unit that calculates an excess rate that corresponds to the ratio of a region with a Hounsfield value exceeding the reference value to the total volume of the lesion in the computed tomography image; and a prediction value calculation unit that, on the basis of whether or not the excess rate exceeds a cutoff value on a reference ROC curve for the reference value, calculates a prediction value regarding whether the lesion is invasive or not.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 13, 2025
    Inventors: Min Woong KANG, Ji Eun OH
  • Publication number: 20250074411
    Abstract: A vehicle control device and a vehicle driving control method include comparing a vehicle's speed with a predetermined first reference speed when a motion sickness prevention mode is entered based on user-configured information about whether to activate the motion sickness prevention mode during driving of the vehicle, and controlling, based on a result of the comparison with the first reference speed, the vehicle to reduce a change in longitudinal acceleration of the vehicle or reduce a feeling of acceleration or deceleration experience by a passenger in the vehicle in consideration of whether an obstacle is recognized.
    Type: Application
    Filed: January 12, 2024
    Publication date: March 6, 2025
    Inventors: Sung Jae Oh, Jun Yong Lee, Jin Kyeom Cho, Sung Ik Jo, Ji Hun Choi, Seung Eun Yu, Sung Ho Kim
  • Publication number: 20250074396
    Abstract: A vehicle control device and a vehicle driving control method include determining whether a motion sickness prevention mode is entered, based on road condition information and user-configured information about whether to activate the motion sickness prevention mode, during driving of a vehicle, and controlling, when the motion sickness prevention mode is entered, the vehicle based on a torque profile generated to reduce a passenger's feeling of acceleration or deceleration depending on whether the vehicle accelerates or decelerates in a high-speed driving situation where the vehicle's speed exceeds a predetermined first reference speed.
    Type: Application
    Filed: January 12, 2024
    Publication date: March 6, 2025
    Inventors: Sung Jae Oh, Jun Yong Lee, Jin Kyeom Cho, Sung Ik Jo, Ji Hun Choi, Seung Eun Yu, Sung Ho Kim
  • Publication number: 20250074397
    Abstract: A vehicle control device and a vehicle driving control method includes determining whether a motion sickness prevention mode is entered, based on road condition information and user-configured information about whether to activate the motion sickness prevention mode, while a vehicle is driving, and controlling, in case that the motion sickness prevention mode is entered, the vehicle by varying driving control factors, which includes at least one of longitudinal limit acceleration, a hydraulic braking amount, a regenerative braking amount, a braking distribution ratio, and a shift gear configured for the vehicle, depending on whether the vehicle accelerates or decelerates in a low-speed driving situation where the vehicle's speed is equal to or lower than a predetermined first reference speed.
    Type: Application
    Filed: January 12, 2024
    Publication date: March 6, 2025
    Inventors: Sung Jae Oh, Jun Yong Lee, Jin Kyeom Cho, Sung Ik Jo, Ji Hun Choi, Seung Eun Yu, Sung Ho Kim
  • Publication number: 20250067816
    Abstract: An apparatus is provided that checks for short circuits. The apparatus includes a support plate supporting the bottom surface of a center area of an electrode assembly, a pressurization unit that includes a first pressurization member pressurizing a top surface of the center area of the electrode assembly and a second pressurization member pressurizing opposite edge areas of the electrode assembly and a short circuit measurement unit applying voltage to the electrode assembly to check for a short circuit. The pressurization unit is configured to partially pressurize the entire upper and lower surfaces of the electrode assembly per an area.
    Type: Application
    Filed: August 20, 2024
    Publication date: February 27, 2025
    Inventors: Jae Min RYU, Wook Kyoung KIM, Sang Jun PARK, Kang San KIM, Ji Eun AHN, Young Rae OH
  • Publication number: 20250055019
    Abstract: The present disclosure relates to a lithium secondary battery with improved safety during thermal runaway. The lithium secondary battery includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, and an electrolyte, and has a nominal voltage of 3.68 V or greater, and VT represented by Equation (1) below measured after manufacturing a test module by stacking four of the lithium secondary battery fully charged by being charged to 4.35 V is 4 Ah/sec or less: Equation (1): VT=Ctotal/t.
    Type: Application
    Filed: October 31, 2024
    Publication date: February 13, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Min Wook Lee, Ju Young YUN, Seok Jin OH, Joo Hwan SUNG, Hee Chang Youn, Ji Min PARK, Hye In KO, Ran Eun LEE, Jin Young PARK
  • Patent number: 12224394
    Abstract: The present disclosure relates to a lithium secondary battery with improved safety during thermal runaway. The lithium secondary battery includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, and an electrolyte, and has a nominal voltage of 3.68 V or greater, and VT represented by Equation (1) below measured after manufacturing a test module by stacking four of the lithium secondary battery fully charged by being charged to 4.35 V is 4 Ah/sec or less: Equation (1): VT=Ctotal/t.
    Type: Grant
    Filed: June 7, 2024
    Date of Patent: February 11, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Min Wook Lee, Ju Young Yun, Seok Jin Oh, Joo Hwan Sung, Hee Chang Youn, Ji Min Park, Hye In Ko, Ran Eun Lee, Jin Young Park
  • Publication number: 20250044914
    Abstract: Proposed is a method for providing an emoticon input interface by a user terminal. The method may include displaying a first input interface for inputting an emoticon to be posted on a profile page of a user. The method may also include receiving a selection interaction of selecting a first emoticon to be posted on the profile page of the user via the first input interface, and displaying the selected first emoticon on the profile page of the user. The first input interface may include user custom information associated with emoticon historical information of the user. The user custom information may be identical to at least a part of user custom information for a second input interface for inputting an emoticon to be displayed in a chat message.
    Type: Application
    Filed: March 19, 2024
    Publication date: February 6, 2025
    Inventors: Hyeon Seon CHO, Da Eun YUN, Nam Hee KO, Jin Sil PARK, Ra Sun KIM, Jeong Min YOON, Eu Gene SHIN, Da Rim KIM, Heung Soo KIM, Hyo Joo KIM, Ji Yeong KIM, Seung Mok OH, I Jin YUN, Ho Jun KIM, Do Yeon KIM, Jeong Ryeol CHOI
  • Publication number: 20250037650
    Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.
    Type: Application
    Filed: October 14, 2024
    Publication date: January 30, 2025
    Inventors: Kyong Hwan OH, Jin Tae JEONG, Ji Hyun KA, Won Kyu KWAK, Hyung Jun PARK, Chang Soo PYON, Ji Eun LEE, Hai Jung IN, Won Mi HWANG
  • Patent number: 12211630
    Abstract: Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ji Hun Choi, Chan Woo Park, Ji-Young Oh, Seung Youl Kang, Yong Hae Kim, Hee-ok Kim, Jeho Na, Jaehyun Moon, Jong-Heon Yang, Himchan Oh, Seong-Mok Cho, Sung Haeng Cho, Jae-Eun Pi, Chi-Sun Hwang
  • Patent number: 12201261
    Abstract: Provided are a capsule endoscope apparatus for supporting a lesion diagnosis and a lesion diagnosis supporting method using the same. The capsule endoscope apparatus for supporting lesion diagnosis includes an imaging unit configured to capture one or more images of an inside of a body, a control unit configured to detect a suspected lesion region in the images and perform a precision diagnosis procedure when a suspected lesion region corresponding to a value equal to or greater than a certain threshold is detected, an image processing unit configured to process the images in the precision diagnosis procedure, and a communication module configured to transmit and receive processed images to another capsule endoscope apparatus or a terminal by using a wireless communication method.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: January 21, 2025
    Assignee: SUNGSHIN WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Il-Gu Lee, So Eun Jeon, Ye Sol Oh, Ji Eun Lee
  • Patent number: 11694846
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and first and second internal electrodes alternately stacked with respective dielectric layers interposed therebetween; and a first external electrode connected to the first internal electrodes and a second external electrode connected to the second internal electrodes, wherein the dielectric layer includes silicon (Si), each of the first and second internal electrodes includes Si and a conductive metal, and a ratio (B/A) of an average content (B) (wt %) of Si included in each of the first and second internal electrodes to an average content (A) (wt %) of Si included in the dielectric layer is 0.99 or more and 1.41 or less.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: July 4, 2023
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Young Joon Oh, Yun Jeong Cha, Hyo Min Kang, Jun Oh Kim, Ji Eun Oh, Jeong Ryeol Kim
  • Patent number: 11387845
    Abstract: A method for operating a Low Density Parity Check (LDPC) decoder includes assigning each symbol of a codeword as a variable node value for each of a plurality of variable nodes, performing syndrome checking on each check node based on a parity check matrix, calculating flipping function values of the variable nodes based on syndrome values of check nodes and a flipping function, dividing the flipping function values into a plurality of groups, determining a flipping function threshold value based on a group maximum value of a group among the groups, and selectively flipping a variable node value based on a comparison result of a flipping function value of corresponding variable node and the determined flipping function threshold value.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: July 12, 2022
    Assignee: SK hynix Inc.
    Inventors: Jeong Seok Ha, Ji Eun Oh, Myung In Kim
  • Publication number: 20220148809
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and first and second internal electrodes alternately stacked with respective dielectric layers interposed therebetween; and a first external electrode connected to the first internal electrodes and a second external electrode connected to the second internal electrodes, wherein the dielectric layer includes silicon (Si), each of the first and second internal electrodes includes Si and a conductive metal, and a ratio (B/A) of an average content (B) (wt %) of Si included in each of the first and second internal electrodes to an average content (A) (wt %) of Si included in the dielectric layer is 0.99 or more and 1.41 or less.
    Type: Application
    Filed: August 16, 2021
    Publication date: May 12, 2022
    Inventors: Young Joon Oh, Yun Jeong Cha, Hyo Min Kang, Jun Oh Kim, Ji Eun Oh, Jeong Ryeol Kim
  • Patent number: 11095316
    Abstract: A controller is provided to include a processor reading data from a memory device, and a decoder receiving the data and decoding the data, the data being represented with check nodes and variable nodes. The decoder includes a check unit calculating syndrome values, a calculation unit receiving the decision values of the variable nodes and calculating flipping function values, a setting unit receiving the flipping function values and generating a candidate vector by dividing the flipping function values into groups and selecting at least some maximum values from the groups, the setting unit setting a flipping function threshold value, and a flipping unit receiving the flipping function threshold value, comparing the flipping function values of the variable nodes with the flipping function threshold value, and flipping a decision value of a target variable node having a greater flipping function value than the flipping function threshold value.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: August 17, 2021
    Assignee: SK hynix Inc.
    Inventors: Jeong-Seok Ha, Ji-Eun Oh, Myung-In Kim
  • Publication number: 20210250045
    Abstract: A method for operating a Low Density Parity Check (LDPC) decoder includes assigning each symbol of a codeword as a variable node value for each of a plurality of variable nodes, performing syndrome checking on each check node based on a parity check matrix, calculating flipping function values of the variable nodes based on syndrome values of check nodes and a flipping function, dividing the flipping function values into a plurality of groups, determining a flipping function threshold value based on a group maximum value of a group among the groups, and selectively flipping a variable node value based on a comparison result of a flipping function value of corresponding variable node and the determined flipping function threshold value.
    Type: Application
    Filed: September 25, 2020
    Publication date: August 12, 2021
    Inventors: Jeong Seok HA, Ji Eun OH, Myung In KIM
  • Patent number: 10997021
    Abstract: A semiconductor memory system including: a semiconductor memory device suitable for storing a codeword; and an LDPC decoder suitable for decoding the codeword to generate decoded data, wherein the LDPC decoder includes: a message passing decoding component suitable for performing a first decoding operation of decoding the codeword, and calculating the minimum value among numbers of UCNs; and an error path detection component suitable for detecting error path candidates using a tree in which each of UCNs corresponding to the minimum value is set to a root node, sorting the detected error path candidates in ascending order of maximum LLRs, resetting symbol values and LLRs of variable nodes in the error path candidates, and providing the message passing decoding unit with information on the reset symbol values and LLRs.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: May 4, 2021
    Assignees: SK hynix Inc., Korea Advanced Institute of Science and Technology
    Inventors: Jeong-Seok Ha, Seok-Ju Han, Ji-Eun Oh
  • Patent number: 10879930
    Abstract: A decoding method for a low density parity check (LDPC) code includes: updating a first check node, among a plurality of check nodes, by receiving, by the first check node, a bit decision and an associated first reliability value from each of a subset of variable nodes including a first variable node among a plurality of variable nodes, calculating a syndrome value and a second reliability value of the first check node based on the received bit decisions and first reliability values, and outputting the calculated syndrome value and second reliability value of the first check node to a variable node of the plurality of variable nodes but not of the subset of variable nodes; and updating the first variable node by receiving, by the first variable node, a syndrome value and a second reliability value of a second check node among the plurality of check nodes, and updating the first reliability value of the first variable node based on the syndrome value and the second reliability value of the second check node.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: December 29, 2020
    Assignees: SK hynix Inc., Korea Advanced Institute of Science and Technology
    Inventors: Jeong Seok Ha, Ji Eun Oh, Dae-Sung Kim
  • Publication number: 20200259511
    Abstract: A controller is provided to include a processor reading data from a memory device, and a decoder receiving the data and decoding the data, the data being represented with check nodes and variable nodes. The decoder includes a check unit calculating syndrome values, a calculation unit receiving the decision values of the variable nodes and calculating flipping function values, a setting unit receiving the flipping function values and generating a candidate vector by dividing the flipping function values into groups and selecting at least some maximum values from the groups, the setting unit setting a flipping function threshold value, and a flipping unit receiving the flipping function threshold value, comparing the flipping function values of the variable nodes with the flipping function threshold value, and flipping a decision value of a target variable node having a greater flipping function value than the flipping function threshold value.
    Type: Application
    Filed: December 16, 2019
    Publication date: August 13, 2020
    Inventors: Jeong-Seok Ha, Ji-Eun Oh, Myung-In Kim