Patents by Inventor Hyun Cho

Hyun 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).

  • Publication number: 20250048785
    Abstract: A light emitting device including a substrate, a first conductivity-type semiconductor layer, a mesa including a second conductivity-type semiconductor layer and an active layer, first and second contact electrodes respectively contacting the first and second conductivity-type semiconductor layers, a passivation layer covering the first and second contact electrodes, the mesa, and including first and second openings, and first and second bump electrodes electrically connected to the first and second contact electrodes, respectively, in which the first and second bump electrodes are disposed on the mesa, the passivation layer is disposed between the first bump electrode and the second contact electrode, the first contact electrode includes a reflective material, and a portion of the first opening is surrounded with a side surface of the mesa, and another portion of the first opening is not surrounded with the side surface of the mesa.
    Type: Application
    Filed: October 22, 2024
    Publication date: February 6, 2025
    Inventors: Seong Kyu JANG, Hong Suk CHO, Kyu Ho LEE, Chi Hyun IN
  • Publication number: 20250048404
    Abstract: A D2D scheduling method in a UAV-based IoT network includes: (a) acquiring a geographical map for all transmission links of a D2D network within a network coverage area; (b) applying the geographical map to a sparse convolution model to extract a feature map; (c) defining the feature map for a time slot t as a state St, and then inputting the feature map to actor and critic networks of a reinforcement learning-based scheduling policy learning model, respectively, and selecting a scheduling decision At for the D2D transmission link based on a scheduling output of the actor network and a greedy strategy; and (d) transmitting the scheduling decision At to the D2D network and then receiving reward when the scheduling decision At is applied by the D2D network, wherein the reward is calculated as a total achievable transmission rate.
    Type: Application
    Filed: June 11, 2024
    Publication date: February 6, 2025
    Inventors: Sung Rae CHO, Jun Suk OH, Dong Hyun LEE, Van Dat TUONG
  • Publication number: 20250042287
    Abstract: A charging control device mounted inside an electric vehicle, the charging control device including a communication channel configured to be connected with an EVSE (electric vehicle supply equipment), a controller configured to be connected with the communication channel, and an internal power protection unit connected with a battery of the electric vehicle, wherein the communication channel is based on a protocol of supporting a power line communication (PLC) or a controller area network (CAN), wherein the controller includes a task unit, the task unit operating based on a charging mode of a charging standard.
    Type: Application
    Filed: October 23, 2024
    Publication date: February 6, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Kwang Seob SHIN, Do Hyeong KIM, Hyoung Dong KIM, Myoung Kyu RHEE, Myung Keun LIM, Soo Bum CHO, Jeong Jae JO, Yong Hyun HAN
  • Publication number: 20250048843
    Abstract: According to an embodiment, a display device may include a semiconductor wafer substrate, a complementary metal oxide semiconductor (CMOS) circuit layer disposed on the semiconductor wafer substrate, and a light emitting element layer disposed on the CMOS circuit layer. The light emitting element layer may include a pixel defining film partitioning a plurality of pixels, a pixel electrode disposed independently in each of the plurality of pixels, an aging wiring disposed between the plurality of pixels, a light emitting layer commonly covering the pixel electrodes of each of the plurality of pixels and the aging wiring, and a common electrode covering the light emitting layer. A portion positioned between the aging wiring and the common electrode of the light emitting layer may include an aged portion in which at least a portion of a conductive layer included in the light emitting layer is aged.
    Type: Application
    Filed: May 22, 2024
    Publication date: February 6, 2025
    Inventors: Seok Hyun LIM, Mi Yeon CHO, Eun Ho SONG, Ju Won YOON, Jae Been LEE
  • Patent number: 12218177
    Abstract: A display device in accordance with some embodiments may include a base layer, a first bank pattern and a second bank pattern on the base layer, and spaced apart from each other in a first direction, a first electrode overlapping the first bank pattern, a second electrode overlapping the second bank pattern, and a light emitting element aligned between the first electrode and the second electrode, wherein a distance between an end of the first electrode and an end of the first bank pattern differs from a distance between an end of the second electrode and an end of the second bank pattern in the first direction.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ho Lee, Jong Hyuk Kang, Buem Joon Kim, Hyun Deok Im, Eun A Cho
  • Patent number: 12218898
    Abstract: Methods, computer devices, and non-transitory computer-readable record media for displaying a message thread on a chatroom cover screen may be provided. A chatroom cover display method may include receiving a message thread including messages exchanged through a chatroom in response to an access request for the chatroom, and displaying a cover screen of the chatroom in response to the access request and displaying the message thread on the cover screen.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: February 4, 2025
    Assignee: LINE Plus Corporation
    Inventors: Sungwhan Kim, Hajung Aum, Seo Hyun Cho
  • Publication number: 20250040127
    Abstract: A method of fabricating a semiconductor device. A cell area and a core area are defined in a substrate. A bit line structure disposed in the cell area is provided. A gate structure disposed in the core area is provided, and a core capping film disposed on the gate structure is provided. A height of the core capping film is greater than a height of the bit line structure. A first contact film is formed on the bit line structure. A second contact film is formed on the core capping film. A mask is formed on the first contact film. An upper surface of the core capping film is exposed using the mask. The first contact film is etched until a height of the first contact film becomes less than a height of the bit line structure using an etching process. In the etching process, an etching rate for the first contact film is greater than etching rates for the bit line structure and the core capping film.
    Type: Application
    Filed: October 9, 2024
    Publication date: January 30, 2025
    Inventors: JIN A KIM, SUN YOUNG LEE, YONG KWAN KIM, JI YOUNG KIM, CHANG HYUN CHO
  • Publication number: 20250039406
    Abstract: An intra prediction method according to the present invention comprises the following steps: performing a directional prediction using at least one of a neighboring pixel of a current block and a left upper corner pixel positioned at a left upper corner of the current block so as to obtain a first prediction value for the current block; obtaining a second prediction value for the current block using the reference sample positioned in the current block; and weighted summing the first prediction value and the second prediction value using a weighting matrix so as to obtain a final prediction value for the current block. According to the present invention, image encoding/decoding efficiency may be improved.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jin Ho LEE, Hui Yong KIM, Sung Chang LIM, Jong Ho KIM, Ha Hyun LEE, Se Yoon JEONG, Suk Hee CHO, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN
  • Publication number: 20250039422
    Abstract: An inter prediction method according to the present invention comprises the steps of: selecting candidate units from among reconstructed neighbor units; creating a candidate unit set with respect to units to be decoded, using the selected candidate units; determining a reference unit from among the candidate units which constitute the created candidate unit set; and performing inter prediction on the units to be decoded, using the determined reference unit. According to the present invention, image encoding/decoding efficiency can be improved.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang LIM, Hui Yong KIM, Se Yoon JEONG, Suk Hee CHO, Jong Ho KIM, Ha Hyun LEE, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN
  • Publication number: 20250040432
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds as host materials, it is possible to provide an organic electroluminescent device having higher luminous efficiency, higher power efficiency, and/or better lifetime properties, compared to conventional organic electroluminescent devices.
    Type: Application
    Filed: October 2, 2024
    Publication date: January 30, 2025
    Inventors: So-Young JUNG, Su-Hyun LEE, Mi-Ja LEE, Doo-Hyeon MOON, Sang-Hee CHO
  • Publication number: 20250040330
    Abstract: A light emitting device, includes: a substrate; a light emitting element on the substrate, the light emitting element having a first end portion and a second end portion arranged in a longitudinal direction; one or more partition walls disposed on the substrate, the one or more partition walls being spaced apart from the light emitting element; a first reflection electrode adjacent the first end portion of the light emitting element; a second reflection electrode adjacent the second end portion of the light emitting element; a first contact electrode connected to the first reflection electrode and the first end portion of the light emitting element; an insulating layer on the first contact electrode, the insulating layer having an opening exposing the second end portion of the light emitting element and the second reflection electrode to the outside; and a second contact electrode on the insulating layer.
    Type: Application
    Filed: October 10, 2024
    Publication date: January 30, 2025
    Inventors: Dae Hyun Kim, Jong Hyuk Kang, Joo Yeol Lee, Hyun Deok Im, Hyun Min Cho
  • Patent number: 12213365
    Abstract: A display device includes a substrate, a pixel electrode disposed on the substrate, a bank layer which is disposed on the pixel electrode and in which a pixel opening overlapping the pixel electrode is defined, an encapsulation layer disposed on the pixel electrode and the bank layer, a sensing electrode disposed on the encapsulation layer, a first insulating layer which is disposed on the sensing electrode and in which an opening overlapping the pixel opening is defined, and a second insulating layer which is disposed on the first insulating layer and has a higher refractive index than a refractive index of the first insulating layer, where a side inclination angle of the first insulating layer in the opening of the first insulating layer is different depending on a position of the opening of the first insulating layer.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: January 28, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun Cho, Chi Wook An, Kang Wook Heo
  • Patent number: 12212739
    Abstract: Provided are an image encoding method and device. When carrying out image encoding for a block within a slice, at least one block in a restored block of the slice is set as a reference block. When this is done, the encoding parameters of the reference block are distinguished, and the block to be encoded is encoded adaptively based on the encoding parameters.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: January 28, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang Lim, Jong Ho Kim, Hae Chul Choi, Hui Yong Kim, Ha Hyun Lee, Jin Ho Lee, Se Yoon Jeong, Suk Hee Cho, Jin Soo Choi, Jin Woo Hong, Jin Woong Kim
  • Publication number: 20250029721
    Abstract: An apparatus and a method for predicting re-rupture of a tendon based an artificial intelligence (AI) are provided. The apparatus includes a communication module to make communication with an external device, an acquiring module to acquire at least one arthroscopic image including a surgical portion of a patient experiencing a surgery, a storage module to store at least one process based on the AI, and a control module to perform an operation for predicting the re-rupture of the tendon based on the AI, through the at least one process. The control module performs a pre-processing operation for the at least one arthroscopic image, predicts a probability of the re-rupture of the tendon by inputting the at least one arthroscopic image, which is pre-processed, into a pre-trained model based on the AI, and generates prediction information for the patient based on a prediction result.
    Type: Application
    Filed: February 7, 2024
    Publication date: January 23, 2025
    Applicant: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Sung Hyun CHO, Yang Soo KIM
  • Patent number: 12205952
    Abstract: A semiconductor device includes; a bottom electrode on a substrate, a supporting pattern between the bottom electrode and an adjacent bottom electrode, a top electrode covering the bottom electrode and the supporting pattern, and a dielectric layer between the bottom electrode and the top electrode and between the supporting pattern and the top electrode. The bottom electrode may include a first portion including a seam and a second portion on the first portion, a top end of the second portion may be disposed at a height lower than an upper surface of the supporting pattern, and a portion of a bottom end of the second portion may be exposed to the seam.
    Type: Grant
    Filed: December 13, 2023
    Date of Patent: January 21, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gihee Cho, Sanghyuck Ahn, Hyun-Suk Lee, Jungoo Kang, Jin-Su Lee, Hongsik Chae
  • Patent number: 12206177
    Abstract: An operation method of a first communication node may comprise: receiving one or more polarized radio signals transmitted from a second communication node included in the communication system through one or more receive polarized antennas included in the first communication node; performing a receive polarized antenna alignment state adjustment operation so that a detection result for a magnitude of an electric field excited by the one or more polarized radio signals is maximized; and receiving a first polarized signal transmitted from the second communication node through at least part of the one or more receive polarized antennas based on a result of the receive polarized antenna alignment state adjustment operation.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: January 21, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Hoon Oh, Jang Yeol Kim, Jae Ho Lee, Hyun Joon Lee, In Kui Cho
  • Patent number: 12206843
    Abstract: Provided are an image encoding method and device. When carrying out image encoding for a block within a slice, at least one block in a restored block of the slice is set as a reference block. When this is done, the encoding parameters of the reference block are distinguished, and the block to be encoded is encoded adaptively based on the encoding parameters.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: January 21, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang Lim, Jong Ho Kim, Hae Chul Choi, Hui Yong Kim, Ha Hyun Lee, Jin Ho Lee, Se Yoon Jeong, Suk Hee Cho, Jin Soo Choi, Jin Woo Hong, Jin Woong Kim
  • Publication number: 20250017840
    Abstract: A novel senotherapy peptide and a method for senotherapy are disclosed. The method for sentherapy includes administering an effective amount thereof to a subject in need thereof. The novel senotherapy peptide suppresses the interaction between p53 and FOXO4 in the nucleus due to a better binding force with p53 than FOXO4, thereby allowing p53 to be released out of the nucleus and move to mitochondria to induce apoptosis of senescent cells and selectively induce the apoptosis of senescent cells in the skin cells.
    Type: Application
    Filed: June 3, 2024
    Publication date: January 16, 2025
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Hyuk KIM, Sunyoung PARK, Si Young CHO, Sang Hyun MOH, Jeong Hun LEE, Hyo Hyun SEO, Hye In KIM
  • Publication number: 20250021784
    Abstract: A smart IC substrate according to an embodiment includes: a substrate including one surface and the other surface; a circuit pattern and a connection circuit pattern disposed on the one surface; and a coil pattern disposed on the other surface, wherein a chip mounting region is formed on the other surface, the coil pattern is electrically connected to a first terminal and a second terminal, the substrate includes a first region disposed inside the coil pattern and a second region disposed outside the coil pattern, the first terminal is disposed in the first region, the second terminal is disposed in the second region, a first via is formed in the first region corresponding to the circuit pattern of the substrate, a second via is formed in the second region of the substrate, a third via is formed in the first region corresponding to the connection circuit pattern of the substrate, and a connection member is disposed inside the second via.
    Type: Application
    Filed: September 30, 2024
    Publication date: January 16, 2025
    Inventors: Seung Joon KIM, Jun Young LIM, Yong Hyun CHO
  • Publication number: 20250020832
    Abstract: A lens assembly includes a first lens including an optical portion and a flange portion extending therefrom, a second lens disposed on one side of the first lens and a third lens disposed on another side of the first lens in an optical axis direction. The flange portion includes a first groove formed in one surface and a first protrusion disposed on another surface, the second lens includes a second protrusion disposed in the first groove, and the third lens includes a second groove in which the first protrusion is disposed. The second protrusion is spaced apart from an inner surface of the first groove and the first protrusion is spaced apart from an inner surface of the second groove in a direction perpendicular to the optical axis, wherein the inner surface of the first groove is closer to the optical axis than the inner surface of the second groove.
    Type: Application
    Filed: March 18, 2024
    Publication date: January 16, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Hyuk YUM, Young Su JIN, Soo Hyun CHO