Patents by Inventor Seongwon Kim

Seongwon Kim 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: 20250056513
    Abstract: Disclosed are a method and a device for multi-frequency unit-based simultaneous transmission or simultaneous reception in a wireless communication system. A method for performing uplink transmission or downlink reception by a terminal in a wireless communication system according to an embodiment of the present disclosure may comprise the steps of receiving, from a network, configuration information related to a group of frequency units for one or more of an uplink and a downlink; and on the basis of one or more of a reference signal-related resource and a channel-related resource for a first frequency unit and a second frequency unit included in the group of frequency units, performing, in the same time unit, uplink transmission or downlink reception on the first frequency unit and the second frequency unit, wherein the first frequency unit and the second frequency unit at least partially overlap on a frequency domain.
    Type: Application
    Filed: October 27, 2022
    Publication date: February 13, 2025
    Inventors: Jiwon KANG, Haewook PARK, Hyungtae KIM, Kyuseok KIM, Seongwon GO
  • Publication number: 20240324359
    Abstract: A display apparatus includes: a substrate including main islands arranged in a first direction and a second direction, a first connecting unit configured to connect the main islands arranged in the first direction to one another, a second connecting unit configured to connect the main islands arranged in the second direction to one another, a first sub-island in a middle portion of the first connecting unit, a second sub-island in a middle portion of the second connecting unit, and a plurality of through-portions defined between the main islands; a first pixel circuit, a second pixel circuit, and a third pixel circuit on the main islands; a first light-emitting element on the first sub-island and connected to the first pixel circuit; a first connection wiring on the first connecting unit and configured to connect the first pixel circuit to the first light-emitting element; and first wirings on the first connecting unit.
    Type: Application
    Filed: March 18, 2024
    Publication date: September 26, 2024
    Inventors: Junhyeong PARK, Kyungmin KIM, Seongwon KIM
  • Publication number: 20240276861
    Abstract: A stretchable display apparatus includes a substrate including two island regions and a connection region, wherein the two island regions are located apart from each other and the connection region connects the two island regions to each other, sub-pixel circuits arranged in the two island regions, light-emitting diodes arranged in the two island regions and electrically connected to the sub-pixel circuits, a wiring arranged in the connection region and electrically connected to the sub-pixel circuit arranged in a first island region which is one of the two island regions, and an insulating layer on the wiring, wherein at least one of the connection region of the substrate and the insulating layer includes a step difference.
    Type: Application
    Filed: January 19, 2024
    Publication date: August 15, 2024
    Inventors: Jangyeol Yoon, Sungwoo Nam, Seongwon Kim, Dongchul Shin
  • Publication number: 20240251614
    Abstract: A method of manufacturing a display apparatus includes preparing a carrier substrate including a display area, a connection area, a dummy area, and a cut area, forming inorganic pattern layers in the display area or the connection area of the carrier substrate, forming a substrate layer on the inorganic pattern layers, forming a first insulating layer on the substrate layer, removing the first insulating layer and the substrate layer arranged in the cut area, and separating the substrate layer from the carrier substrate. The inorganic pattern layers overlap at least one of the display area and the connection area.
    Type: Application
    Filed: January 5, 2024
    Publication date: July 25, 2024
    Inventors: Dongchul SHIN, Seongwon KIM, Jangyeol YOON
  • Publication number: 20240244928
    Abstract: A display apparatus including a display panel in which a penetration-opening portion is defined includes: a substrate layer including a first display portion, a second display portion, and a connection portion connecting the first display portion to the second display portion; a side-wall groove defined in the substrate layer and recessed from a lower surface of the substrate layer; a pixel arranged on the first display portion; and a line arranged on the connection portion and configured to transfer an electrical signal.
    Type: Application
    Filed: January 8, 2024
    Publication date: July 18, 2024
    Inventors: Seongwon KIM, Dongchul SHIN, Jangyeol YOON
  • Publication number: 20240224649
    Abstract: A display apparatus is provided, the display apparatus including a substrate including a first pixel area and a second pixel area spaced from each other, and a first connection area between the first pixel area and the second pixel area, a 1-1st electrode in the first pixel area, a 1-2nd electrode in the second pixel area, a second electrode above the 1-1st electrode and the 1-2nd electrode, and extending in the first pixel area, the second pixel area, and the first connection area, a pattern layer above the second electrode in the first connection area, and biased from a center portion of the first connection area toward the first pixel area or the second pixel area, in plan view, and an encapsulation layer covering the pattern layer, and extending in the first pixel area, the second pixel area, and the first connection area.
    Type: Application
    Filed: December 26, 2023
    Publication date: July 4, 2024
    Inventors: Seongwon Kim, Dongchul Shin, Jiwon Lee
  • Publication number: 20230232680
    Abstract: A display apparatus includes a substrate, a first display unit, a second display unit, a conductive wire, and an insulating material member set. The substrate includes a first island, a connection unit, a second island spaced from the first island and connected through the connection unit to the first island, and an opening positioned between the connection unit and the first island. The first display unit overlaps the first islands. The second display unit overlaps the second island. The conductive wire overlaps the connection unit. The insulating material member set overlaps an edge region of the connection unit, is positioned closer to or farther from the connection unit than the conductive wire, and is spaced from the conductive wire in a plan view of the display apparatus.
    Type: Application
    Filed: January 13, 2023
    Publication date: July 20, 2023
    Inventors: Dongchul Shin, Seongwon Kim, Inseon Yoon
  • Publication number: 20230070570
    Abstract: A display apparatus includes a display panel including a base portion and a plurality of connection portions extending from the base portion in different directions, and a first member disposed on a surface of the display panel and including a first portion overlapping the base portion of the display panel and a second portion overlapping the plurality of connection portions of the display panel, where a modulus of the second portion of the first member is less than a modulus of the first portion of the first member.
    Type: Application
    Filed: August 16, 2022
    Publication date: March 9, 2023
    Inventors: Jangyeol Yoon, Seongwon Kim, Jiwon Lee
  • Patent number: 11270192
    Abstract: One embodiment relates to a neuromorphic network including electronic neurons and an interconnect circuit for interconnecting the neurons. The interconnect circuit includes synaptic devices for interconnecting the neurons via axon paths, dendrite paths and membrane paths. Each synaptic device includes a variable state resistor and a transistor device with a gate terminal, a source terminal and a drain terminal, wherein the drain terminal is connected in series with a first terminal of the variable state resistor. The source terminal of the transistor device is connected to an axon path, the gate terminal of the transistor device is connected to a membrane path and a second terminal of the variable state resistor is connected to a dendrite path, such that each synaptic device is coupled between a first axon path and a first dendrite path, and between a first membrane path and said first dendrite path.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: March 8, 2022
    Assignee: International Business Machines Corporation
    Inventors: Daniel J. Friedman, Seongwon Kim, Chung H. Lam, Dharmendra S. Modha, Bipin Rajendran, Jose A. Tierno
  • Patent number: 11232345
    Abstract: One embodiment relates to a neuromorphic network including electronic neurons and an interconnect circuit for interconnecting the neurons. The interconnect circuit includes synaptic devices for interconnecting the neurons via axon paths, dendrite paths and membrane paths. Each synaptic device includes a variable state resistor and a transistor device with a gate terminal, a source terminal and a drain terminal, wherein the drain terminal is connected in series with a first terminal of the variable state resistor. The source terminal of the transistor device is connected to an axon path, the gate terminal of the transistor device is connected to a membrane path and a second terminal of the variable state resistor is connected to a dendrite path, such that each synaptic device is coupled between a first axon path and a first dendrite path, and between a first membrane path and said first dendrite path.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: January 25, 2022
    Assignee: International Business Machines Corporation
    Inventors: Daniel J. Friedman, Seongwon Kim, Chung H. Lam, Dharmendra S. Modha, Bipin Rajendran, Jose A. Tierno
  • Patent number: 11032682
    Abstract: An inter-vehicle communication method and an apparatus for performing the same. The inter-vehicle communication method may include a reception node receiving at least one vehicle-to-vehicle (V2V) message from at least one transmission node and the reception node transmitting a relay V2V message on the basis of the at least one V2V message, wherein the at least one V2V message may include information about adjacent vehicles discovered by the at least one transmission node.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: June 8, 2021
    Assignee: Seoul National University R&DB Foundation
    Inventors: SunWook Hwang, Seongwon Kim, HoYoung Yoon, ByungJun Kim, SungHyun Choi, SaeWoong Bahk
  • Publication number: 20200239765
    Abstract: Provided are compositions comprising quantum dots bearing organic ligands, the quantum dots being disposed onto polymeric particles, and the polymeric particles in turn being dispersed into a medium. The compositions are characterized by enhanced dispersion of the quantum dots and improve the performance of display devices that include the compositions.
    Type: Application
    Filed: August 7, 2018
    Publication date: July 30, 2020
    Inventors: Changmin LEE, Hyunjin KANG, Namhun KIM, Daekyung KIM, Heeyeop CHAE, Seongwon KIM, Jong Woo LEE, Soonyoung HYUN, Kahee SHIN, Sunyoung LEE, Jeongmin LIM, Chunim LEE
  • Publication number: 20200186981
    Abstract: An inter-vehicle communication method and an apparatus for performing the same. The inter-vehicle communication method may include a reception node receiving at least one vehicle-to-vehicle (V2V) message from at least one transmission node and the reception node transmitting a relay V2V message on the basis of the at least one V2V message, wherein the at least one V2V message may include information about adjacent vehicles discovered by the at least one transmission node.
    Type: Application
    Filed: November 18, 2019
    Publication date: June 11, 2020
    Applicant: Seoul National University R&DB Foundation
    Inventors: SunWook HWANG, Seongwon KIM, HoYoung YOON, ByungJun KIM, SungHyun CHOI, SaeWoong BAHK
  • Patent number: 10602544
    Abstract: A 5th generation (5G) or a pre-5G communication system to support a higher data transmission rate than a system after a 4th generation (4G) communication system such as long-term evolution (LTE) is provided. A method of determining a carrier sense threshold by one source terminal in a wireless communication system is provided. The method includes identifying whether one or more interferer terminals and one or more destination terminals exist for one source terminal, and if the terminals exist, determining a carrier sense threshold of each of the one or more interferer terminals and the one or more destination terminals based on an interference intensity received from the one or more destination terminals and a feedback link margin.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: March 24, 2020
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Sang-Hyun Chang, Byoung-Hoon Jung, Seongwon Kim, Youngwook Son, Seungmin Yoo, Jaehong Yi, Sunghyun Choi, Soo-Young Jang
  • Patent number: 10579092
    Abstract: Aspects include a method for generating a signal in response to an event. The method includes receiving, from a clock signal generator, a clock signal, wherein the clock signal has a fixed clock period. The method further includes receiving an indication of a pulse and, responsive to receiving the indication of the pulse, generating an output comprising a high voltage having a starting time and an ending time. The starting time is a first time when the indication of the asynchronous event is received, and the ending time is a second time at one fixed clocked period from the starting time.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: March 3, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Daniel J. Friedman, Seongwon Kim, Bipin Rajendran
  • Patent number: 10348377
    Abstract: According to one embodiment of the present disclosure, a communication method of an AP using multiple antennas can be provided, comprising the steps of: setting two or more transmission descriptors including unit transmission information in which antenna combination information and transmission rate information are defined; transmitting a packet using one of the set transmission descriptors; receiving information indicating whether the transmitted packet is a success or not; and collecting the information indicating whether the transmitted packet is a success or not for a predetermined period to reset the transmission descriptors. In addition, an apparatus using the method can be provided.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: July 9, 2019
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Youngjip Kim, Seongwon Kim, Taejun Kim, Youngwook Son, Seungmin Yoo, Okhwan Lee, Woonkyun Lee, Jaehong Yi, Sunghyun Choi
  • Patent number: 10070341
    Abstract: The present disclosure relates to a 5G or pre-5G communication system to be provided in order to support higher data rates after a 4G communication system, such as an LTE system. A method for receiving buffer status information by an access point in a wireless communication system is provided. In the method, a contention sub-slot and a dedicated sub-slot are determined for each station connected to the access point, a data trigger action frame is generated based on a first element including allocation information on the dedicated sub-slot to be used by a related station in a buffer status report (BSR) phase where each of the stations transmits buffer status information to the access point, the generated data trigger action frame is broadcasted to the stations, and a BSR frame transmitted based on the data trigger action frame is received from each of the stations.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: September 4, 2018
    Assignees: Samsung Electronics Co., Ltd., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Youngwook Son, Sang-Hyun Chang, Byoung-Hoon Jung, Seongwon Kim, Seungmin Yoo, Jaehong Yi, Sunghyun Choi, Soo-Young Jang
  • Publication number: 20180232005
    Abstract: Aspects include a method for generating a signal in response to an event. The method includes receiving, from a clock signal generator, a clock signal, wherein the clock signal has a fixed clock period. The method further includes receiving an indication of a pulse and, responsive to receiving the indication of the pulse, generating an output comprising a high voltage having a starting time and an ending time. The starting time is a first time when the indication of the asynchronous event is received, and the ending time is a second time at one fixed clocked period from the starting time.
    Type: Application
    Filed: November 1, 2016
    Publication date: August 16, 2018
    Inventors: DANIEL J. FRIEDMAN, SEONGWON KIM, BIPIN RAJENDRAN
  • Patent number: 10033270
    Abstract: An apparatus for providing a local reference voltage for a voltage regulator includes a reference capacitor configured to provide the local reference voltage, a charge pump configured to push current to, or pull current from, the reference capacitor according to one or more control inputs received by the charge pump, and a boosting circuit configured to add or subtract a discrete quantity of charge to the reference capacitor according to one or more boosting control signals. A boosting control circuit may be configured to disconnect a boosting capacitor from the reference capacitor during a first phase of a control cycle and connect the boosting capacitor to the reference capacitor during a second phase of the control cycle. The boosting capacitor may be pre-charged (to add charge) or discharged (to subtract charge) during the first phase of the control cycle. A corresponding method is also disclosed herein.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: July 24, 2018
    Assignee: International Business Machines Corporation
    Inventors: John F. Bulzacchelli, Seongwon Kim, Michael A. Sperling, Zeynep Toprak Deniz
  • Publication number: 20180205433
    Abstract: According to one embodiment of the present disclosure, a communication method of an AP using multiple antennas can be provided, comprising the steps of: setting two or more transmission descriptors including unit transmission information in which antenna combination information and transmission rate information are defined; transmitting a packet using one of the set transmission descriptors; receiving information indicating whether the transmitted packet is a success or not; and collecting the information indicating whether the transmitted packet is a success or not for a predetermined period to reset the transmission descriptors. In addition, an apparatus using the method can be provided.
    Type: Application
    Filed: June 24, 2016
    Publication date: July 19, 2018
    Inventors: Youngjip KIM, Seongwon KIM, Taejun KIM, Youngwook SON, Seungmin YOO, Okhwan LEE, Woonkyun LEE, Jaehong YI, Sunghyun CHOI