Patents by Inventor Junghyun Cho

Junghyun Cho 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: 11954942
    Abstract: Embodiments relate to a human behavior recognition system using hierarchical class learning considering safety, the human behavior recognition system including a behavior class definer configured to form a plurality of behavior classes by sub-setting a plurality of images each including a subject according to pre-designated behaviors and assign a behavior label to the plurality of images, a safety class definer configured to calculate a safety index for the plurality of images, form a plurality of safety classes by sub-setting the plurality of images based on the safety index, and additionally assign a safety label to the plurality of images, and a trainer configured to train a human recognition model by using the plurality of images defined as hierarchical classes by assigning the behavior label and the safety label as training images.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: April 9, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junghyun Cho, Ig Jae Kim, Hochul Hwang
  • Patent number: 11943956
    Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minwoo Woo, Gunwoo Ko, Wangwoo Lee, Junghyun Cho, Kangwook Heo
  • Patent number: 11929490
    Abstract: The present disclosure relates to an anode for a lithium secondary battery, wherein an anode material layer is formed on at least one surface of an anode current collector, and the anode material layer includes large-particle graphite, a small-particle silicon-based material, and fine-particle graphite, and satisfies the following conditions 1 to 3: [Condition 1] Average diameter D50 of the large-particle graphite (D1): 1 to 50 ?m [Condition 2] Average diameter D50 of the small-particle silicon-based material (D2): 0.155D1 to 0.414D1 [Condition 3] Average diameter D50 of the fine-particle graphite (D3): 0.155D1 to 0.414D1, or 0.155D2 to 0.414D2.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: March 12, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Junghyun Choi, Hyeon Min Song, Joo Hwan Sung, Han Sol Park, Minsu Cho, Sunghae Park, Jingoo Kwak, Younguk Park, Sue Jin Kim, Jinsu Jang
  • Patent number: 11923214
    Abstract: A semiconductor packaging apparatus and methods of manufacturing semiconductor devices using the same. The semiconductor packaging apparatus includes a process unit, and a controller associated with the process unit. The process unit includes a bonding part that bonds a semiconductor substrate and a carrier substrate to each other to form a bonded substrate, a cooling part that cools the bonded substrate, and a detection part in the cooling part and configured to detect a defect of the bonded substrate. The controller is configured to control the process unit using data obtained from the detection part.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Junghyun Cho, Sang-Geun Park, Dongseok Baek, Jaehyuk Choi
  • Patent number: 11882725
    Abstract: A display apparatus includes: a first electrode; a bank layer defining a first opening which overlaps the first electrode in a plan view; an emission layer which overlaps the first electrode through the first opening; a second electrode on the emission layer; an encapsulation layer on the second electrode; a first insulating layer on the encapsulation layer, where the first insulating layer includes a first portion overlapping the first opening and defines a trench surrounding the first portion; a touch electrode on the first insulating layer; a second insulating layer on the touch electrode and defining a second opening which overlaps the first opening; and a third insulating layer on the second insulating layer.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: January 23, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Junghyun Cho, Gunwoo Ko, Chiwook An
  • Publication number: 20230307340
    Abstract: A semiconductor package includes; a first redistribution structure, a chip disposed on the first redistribution structure, and a package body disposed on the first redistribution structure and covering opposing side surfaces of the chip. The first redistribution structure includes; a vertically stacked plurality of redistribution layers, a respectively intervening plurality of passivation layers insulating the plurality of redistribution layers, and a plurality of redistribution vias penetrating the plurality of passivation layers to electrically connect redistribution layers among the plurality of redistribution layers, wherein each passivation layer among the plurality of passivation layers includes a diffusion barrier layer formed on a corresponding redistribution layer among the plurality of redistribution layers, and a warpage control layer formed on the diffusion barrier layer.
    Type: Application
    Filed: February 23, 2023
    Publication date: September 28, 2023
    Inventors: GISEUNG HEO, SEONKYU KIM, JOONSEOK OH, KYUNGHEE LEE, JUNGHYUN CHO
  • Patent number: 11758761
    Abstract: An organic light emitting display device includes: a substrate; a first electrode on the substrate; a pixel defining layer on the substrate, the pixel defining layer defining a first opening which exposes at least a part of the first electrode; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; a thin film encapsulation layer on the second electrode; a sensing electrode on the thin film encapsulation layer; a low refractive index layer on the sensing electrode, the low refractive index layer defining a second opening which overlaps the first opening; and a high refractive index layer on the thin film encapsulation layer. A gap between an edge of the first opening and an edge of the second opening is constant irrespective of direction.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: September 12, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soonil Jung, Haeyoung Yun, Junghyun Cho, Sanghyun Choi
  • Patent number: 11734831
    Abstract: Embodiments relate to a method for supporting X-ray image reading including receiving information associated with a reading target positioned in a reading space where X-rays pass through or are reflected off, acquiring a non X-RAY image of an item object based on the information associated with the reading target, and generating a fake X-RAY image of the item object by applying the non X-RAY image of the item object to the image transform model, and a system for performing the same.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: August 22, 2023
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junghyun Cho, Ig Jae Kim, Hyunwoo Cho, Haesol Park
  • Patent number: 11676407
    Abstract: Disclosed are an X-RAY image reading support method including the steps of acquiring a target X-RAY image photographed by transmitting or reflecting X-RAY in a reading space in which an object to be read is disposed; applying the target X-RAY image to a reading model that extracts features from an input image; and identifying the object to be read as an object corresponding to a classified class when the object to be read is classified as a set class based on a first feature set extracted from the target X-RAY image, and an X-RAY image reading support system performing the method.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 13, 2023
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junghyun Cho, Hyunwoo Cho, Haesol Park, Ig Jae Kim
  • Publication number: 20230177880
    Abstract: Disclosed is a device and method for inferring a correlation between objects through image recognition. The device for inferring a correlation between objects through image recognition according to an embodiment comprises a communicator and an interaction inferencer configured to select a main object interacting with a target object at a predetermined distance in the input image or generate a social graph including the main object and the target object.
    Type: Application
    Filed: October 25, 2022
    Publication date: June 8, 2023
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junghyun CHO, Haksub KIM, Gi Pyo NAM, Hyungjoo JUNG, Ig Jae KIM, Soyoung KIM
  • Publication number: 20230169568
    Abstract: A kiosk for providing a recommendation service according to an embodiment displays an orderer's past ordered product as a recommended product on the screen of the kiosk, the past ordered product read based on a similarity calculation result between a current input attribute representing a contextual feature of a current order status and a past input attribute stored in memory.
    Type: Application
    Filed: February 17, 2022
    Publication date: June 1, 2023
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Juyoun PARK, Ig Jae KIM, Junghyun CHO, Heeseung CHOI, Haksub KIM, Gi Pyo NAM, Haesol PARK, Hyungjoo JUNG
  • Patent number: 11653504
    Abstract: A semiconductor memory device including a device isolation layer in a substrate to define first and second active portions, a first contact on the substrate, first and second memory cells spaced apart from the first contact in a first direction by first and second distances, respectively, first and second conductive lines connected to the first and second memory cells, respectively, and extending in a second direction, and first and second selection transistors respectively connected to the first and second conductive lines. A length of a bottom surface of a first gate electrode of the first selection transistor overlapping the first active portion in a third direction may be different from a length of a bottom surface of a second gate electrode of the second selection transistor overlapping the second active portion in the third direction.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: May 16, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Song Yi Kim, Junghyun Cho
  • Patent number: 11626362
    Abstract: A method of manufacturing a semiconductor package includes preparing a core substrate having an upper surface and a lower surface, and including a cavity. A passive component is disposed in the cavity. A first insulating layer is formed on the upper surface of the core substrate and in the cavity and encapsulates the passive component. Through-vias are formed that penetrate the core substrate and the first insulating layer, and a first wiring layer is formed on the first insulating layer. The first wiring layer connects the through-vias and the passive component. A connection structure including an insulating member is formed on the first insulating layer and a redistribution layer is formed in the insulating member. The redistribution layer is connected to the first wiring layer. A semiconductor chip is disposed on an upper surface of the connection structure. The semiconductor chip has connection pads connected to the redistribution layer.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Junghyun Cho, Youngsik Hur, Youngkwan Lee, Jongrok Kim
  • Patent number: 11579746
    Abstract: Embodiments relate to a dynamic image capturing method and apparatus using an arbitrary viewpoint image generation technology, in which an image of background content displayed on a background content display unit or an image of background content implemented in a virtual space through a chroma key screen, having a view matching to a view of seeing a subject at a viewpoint of a camera is generated, and a final image including the image of the background content and a subject area is obtained.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: February 14, 2023
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Junghyun Cho, Ig Jae Kim, Junyong Choi, Seok Yeong Lee
  • Publication number: 20230031015
    Abstract: A display apparatus includes a substrate, a first display area arranged on the substrate, and a second display area arranged on the substrate. The first display area includes a plurality of first pixel areas, and a plurality of first transmission areas respectively arranged to correspond to the plurality of first pixel areas to transmit light emitted from the plurality of first pixel areas, respectively, at least a portion of one of the plurality of first pixel areas is arranged to protrude from an edge of a planar shape of one of the plurality of first transmission areas.
    Type: Application
    Filed: January 27, 2022
    Publication date: February 2, 2023
    Inventors: Hyeonbum Lee, Junghyun Cho, Beohmrock Choi, Chiwook An
  • Patent number: 11569321
    Abstract: A display apparatus includes a substrate including a display area and a peripheral area outside the display area, a display element arranged on the substrate in the display area, an encapsulation layer arranged on the display element, a first insulating layer arranged on the encapsulation layer and including a first opening that corresponds to a light-emitting area of the display element, and a second insulating layer covering the first insulating layer. A second refractive index of the second insulating layer is greater than a first refractive index of the first insulating layer, and a side surface of the first insulating layer defining the first opening includes a staircase-shaped step.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: January 31, 2023
    Inventors: Wangwoo Lee, Minwoo Woo, Gunwoo Ko, Haeyoung Yun, Hyungjoo Jeon, Junghyun Cho
  • Patent number: 11558197
    Abstract: Exemplary embodiments relate to a method for unlocking a mobile device using authentication based on ear recognition including obtaining an image of a target showing at least part of the target's body in a lock state, extracting a set of ear features of the target from the image of the target, when the image of the target includes at least part of the target's ear, and determining if the extracted set of ear features of the target satisfies a preset condition, and a mobile device performing the same.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: January 17, 2023
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ig Jae Kim, Gi Pyo Nam, Junghyun Cho, Heeseung Choi
  • Publication number: 20220300591
    Abstract: Embodiments relate to a user authentication device configured to detect a face region in a target object image including at least part of a face of a target object, recognize masked or unmasked in the face region, extract target object characteristics data from the face region of the target object image, call reference data and authenticate if the target object is a registered device user based on the called reference data and the target object characteristics data. The reference data is generated from an unmasked image of the registered device user.
    Type: Application
    Filed: November 25, 2021
    Publication date: September 22, 2022
    Inventors: Ig Jae KIM, Gi Pyo NAM, Haesol PARK, Junghyun CHO, Je Hyeong HONG
  • Publication number: 20220271091
    Abstract: A variable resistance memory device includes a memory cell structure on a substrate, the memory cell structure including conductive layers, each of the conductive layers including conductive lines spaced apart from each other in a direction parallel to a top surface of the substrate, and memory cell arrays alternatingly stacked with the conductive layers in a first direction perpendicular to a top surface of the substrate, a first peripheral circuit layer between the substrate and the memory cell structure, the first peripheral circuit layer including first transistors, and a second peripheral circuit layer between the first peripheral circuit layer and the memory cell structure, the second peripheral circuit layer including second transistors, and the second transistors including core transistors that are connected to corresponding ones of the conductive lines.
    Type: Application
    Filed: December 2, 2021
    Publication date: August 25, 2022
    Inventors: Song Yi KIM, Junghyun CHO
  • Publication number: 20220230851
    Abstract: A plasma processing system includes a radio-frequency (RF) power source unit configured to generate three RF powers; a process chamber to which a process gas supplied and to which the RF powers are applied to generate a plasma; and an impedance matcher between the RF power source unit and the process chamber, the impedance matcher configured to adjust an impedance. The RF power source unit may include a first RF power source connected to a first electrode located in a lower portion of the process chamber to apply a first RF power having a first frequency, a second RF power source connected to the first electrode and to apply a second RF power having a second frequency, and a third RF power source connected to a second electrode located in an upper portion of the process chamber and to apply a third RF power having a third frequency.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 21, 2022
    Inventors: Jaewon JEONG, Daebeom LEE, Juho LEE, Junghyun CHO