Patents by Inventor Ki Hyeon PARK

Ki Hyeon PARK 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: 20220038916
    Abstract: Provided are a method and a device performing wireless communication in an unlicensed band, which receives information on allocating a radio resource in a system bandwidth made up of a plurality of subbands, receives information on a LBT (Listen Before Talk) failure region among the radio resource, and receives a downlink signal in other regions in the radio resource, except the LBT failure region.
    Type: Application
    Filed: October 19, 2021
    Publication date: February 3, 2022
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-tae KIM
  • Publication number: 20220015019
    Abstract: Provided are a method and an apparatus for performing an initial access in a limited bandwidth. The method of a user equipment (UE) for performing an initial access in a limited bandwidth may include receiving at least one of i) first configuration information which is configured for a UE having a limited bandwidth in which an available bandwidth is narrower than a predetermined bandwidth and ii) second configuration information which is configured for a UE having the predetermined bandwidth, and performing an initial access based on one of the first configuration information and the second configuration information.
    Type: Application
    Filed: July 9, 2021
    Publication date: January 13, 2022
    Applicant: KT CORPORATION
    Inventor: KI-HYEON PARK
  • Publication number: 20210400645
    Abstract: Provided are a method and an apparatus for controlling a search space. The method may include receiving configuration information for at least one search space, receiving indication information on at least one of time duration information and search space information for not monitoring a downlink control channel for the at least one search space, and monitoring the downlink control channel based on the indication information.
    Type: Application
    Filed: June 18, 2021
    Publication date: December 23, 2021
    Applicant: KT CORPORATION
    Inventor: KI-HYEON PARK
  • Publication number: 20210392699
    Abstract: Provided are a method and an apparatus for performing a random access procedure for coverage enhancement. The method of a user equipment (UE) for performing a random access procedure for coverage enhancement may include transmitting a random access channel preamble (RACH Preamble) for repeated transmission of Msg3 through a Physical Random Access Channel (PRACH), receiving a random access response (RAR) including uplink scheduling information for the repeated transmission of the Msg3, and repeatedly transmitting the Msg3 based on the uplink scheduling information.
    Type: Application
    Filed: June 14, 2021
    Publication date: December 16, 2021
    Applicant: KT CORPORATION
    Inventor: Ki-hyeon PARK
  • Patent number: 11184776
    Abstract: Provided are a method and a device performing wireless communication in an unlicensed band, which receives information on allocating a radio resource in a system bandwidth made up of a plurality of subbands, receives information on a LBT (Listen Before Talk) failure region among the radio resource, and receives a downlink signal in other regions in the radio resource, except the LBT failure region.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: November 23, 2021
    Assignee: KT CORPORATION
    Inventors: Ki-Hyeon Park, Ki-tae Kim
  • Publication number: 20210352724
    Abstract: Provided are a method and a device for performing wireless communication in an unlicensed band. The method of a UE for performing wireless communication in an unlicensed band may include: receiving, in a system band made up of a plurality of sub-bands, information for allocating a radio resource; acquiring, for at least one of sub-bands included in the radio resource, availability information based on the performing of Listen Before Talk (LBT); and transmitting the availability information.
    Type: Application
    Filed: September 4, 2019
    Publication date: November 11, 2021
    Applicant: KT CORPORATION
    Inventor: KI-HYEON PARK
  • Publication number: 20210235513
    Abstract: Provided are a method and device for performing wireless communication in an unlicensed band. The method, for performing wireless communication in an unlicensed band by a terminal, may include: receiving configuration information relating to a synchronization signal block (SSB) burst set in an unlicensed band; receiving transmission interval information in which an SSB is transmitted in the SSB burst set on the basis of a listen-before-talk (LBT) result with respect to the unlicensed band; and detecting the SSB in the SSB burst set on the basis of the transmission interval information.
    Type: Application
    Filed: July 11, 2019
    Publication date: July 29, 2021
    Applicant: KT CORPORATION
    Inventors: Ki-tae KIM, Ki-hyeon PARK
  • Publication number: 20210120522
    Abstract: Provided are methods and devices for performing positioning in a next-generation wireless network. The method of a UE for performing positioning include identifying configuration information for a transmission bandwidth of a positioning reference signal (PRS) configured per cell and receiving the positioning reference signal corresponding to each cell based on the configuration information for the transmission bandwidth.
    Type: Application
    Filed: April 8, 2019
    Publication date: April 22, 2021
    Applicant: KT CORPORATION
    Inventors: Ki-tae KIM, Woo-jin CHOI, KI-HYEON PARK
  • Publication number: 20210099994
    Abstract: to the provided are a method and an apparatus for transmitting/receiving sidelink HARQ feedback information. The method for transmitting the HARQ feedback information for sidelink transmission by a user equipment (UE) may include receiving configuration information for a sidelink resource pool for the sidelink transmission, receiving a physical sidelink shared channel (PSSCH) from another UE through a resource allocated in the sidelink resource pool, and transmitting the HARQ feedback information for reception of the PSSCH through a physical sidelink feedback channel (PSFCH) resource allocated in the sidelink resource pool.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 1, 2021
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-tae KIM, Kyujin PARK
  • Publication number: 20200413431
    Abstract: Provided are methods and apparatuses for receiving information regarding modulation and demodulation in sidelink communication. The methods and apparatuses may receive configuration information on a resource pool used for sidelink transmission, receive information on an MCS (Modulation and Coding Scheme) table used for modulation of a sidelink signal among at least one MCS tables for the resource pool based on the configuration information, and perform demodulation on the received sidelink signal based on the information on the received MCS table.
    Type: Application
    Filed: June 22, 2020
    Publication date: December 31, 2020
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-tae KIM
  • Publication number: 20200351866
    Abstract: Provided are methods and apparatuses for transmitting HARQ feedback information for sidelink transmission. In particular, a method of a transmitting user equipment (UE) is provided for transmitting the HARQ feedback information for the sidelink transmission. The method may include: receiving, from the base station, resource assignment information on a physical uplink control channel (PUCCH) for transmitting, to the base station, the HARQ feedback information for the sidelink transmission to a receiving UE; generating the HARQ feedback information based on a physical sidelink feedback channel (PSFCH) for the sidelink transmission received from the receiving UE; and transmitting the HARQ feedback information over the PUCCH based on the resource assignment information to the base station.
    Type: Application
    Filed: April 30, 2020
    Publication date: November 5, 2020
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Kyujin PARK
  • Patent number: 10805050
    Abstract: Provided is a method of requesting, by a terminal, retransmission of a TB. The method may include: receiving a TB configured with K code blocks (CBs) and M code block groups (CBGs) from a base station (BS); determining whether reception of the TB is successful; and transmitting retransmission information about the TB to the BS when it is determined that the reception of the TB fails.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: October 13, 2020
    Assignee: KT CORPORATION
    Inventors: Ki-Hyeon Park, Ki-Tae Kim, Kyujin Park, Woo-jin Choi
  • Publication number: 20200322099
    Abstract: Provided are methods and apparatuses for transmitting and/or receiving sidelink HARQ feedback information. Further, a method of a user equipment (UE) may be provided for transmitting HARQ feedback information in response to sidelink transmission. The method may include: receiving configuration information for a resource pool for the sidelink transmission, receiving configuration information on frequency resources for transmission of a physical sidelink feedback channel (PSFCH) in the resource pool, and transmitting HARQ feedback information in response to a physical sidelink shared channel (PSSCH) received from one or more other UE(s) using a PSFCH resource determined based on the configuration information for frequency resources in the resource pool.
    Type: Application
    Filed: April 3, 2020
    Publication date: October 8, 2020
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-tae KIM, Kyujin PARK
  • Patent number: 10721031
    Abstract: Disclosed is a method of transmitting and receiving a transmission block based on a code block group (CBG) in a 3GPP NR system. A method of a terminal may be provided for receiving a transmission block from a base station. The method may include receiving a transmission block composed of one or more code block groups (CBGs) from the base station, transmitting a HARQ ACK/NACK message for the transmission block to the base station, receiving a retransmission block configured based on the HARQ ACK/NACK message for the transmission block, and transmitting a HARQ ACK/NACK message for the retransmission block to the base station.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: July 21, 2020
    Assignee: KT CORPORATION
    Inventors: Ki-Hyeon Park, Woo-jin Choi
  • Publication number: 20200021999
    Abstract: Provided are a method and a device performing wireless communication in an unlicensed band, which receives information on allocating a radio resource in a system bandwidth made up of a plurality of subbands, receives information on a LBT (Listen Before Talk) failure region among the radio resource, and receives a downlink signal in other regions in the radio resource, except the LBT failure region.
    Type: Application
    Filed: July 15, 2019
    Publication date: January 16, 2020
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-tae KIM
  • Publication number: 20190089494
    Abstract: Disclosed is a method of transmitting and receiving a transmission block based on a code block group (CBG) in a 3GPP NR system. A method of a terminal may be provided for receiving a transmission block from a base station. The method may include receiving a transmission block composed of one or more code block groups (CBGs) from the base station, transmitting a HARQ ACK/NACK message for the transmission block to the base station, receiving a retransmission block configured based on the HARQ ACK/NACK message for the transmission block, and transmitting a HARQ ACK/NACK message for the retransmission block to the base station.
    Type: Application
    Filed: September 12, 2018
    Publication date: March 21, 2019
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Woo-jin CHOI
  • Publication number: 20180351706
    Abstract: Provided is a method of requesting, by a terminal, retransmission of a TB. The method may include: receiving a TB configured with K code blocks (CBs) and M code block groups (CBGs) from a base station (BS); determining whether reception of the TB is successful; and transmitting retransmission information about the TB to the BS when it is determined that the reception of the TB fails.
    Type: Application
    Filed: May 29, 2018
    Publication date: December 6, 2018
    Applicant: KT CORPORATION
    Inventors: KI-HYEON PARK, Ki-Tae KIM, Kyujin PARK, Woo-jin CHOI
  • Patent number: 9844099
    Abstract: An induction heating apparatus in accordance with the present disclosure includes a coil; an inverter unit configured to have a switching device turned on and off to supply power to the coil; a first controller configured to generate a first threshold current based on information about a coil current flowing in the coil and an input voltage applied to the coil, and generate a clock signal by comparing the coil current with the first threshold current; and a switch driver configured to generate a switch driving signal to turn on or off the switching device of the inverter unit by dividing a frequency of the clock signal.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: December 12, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Sun Yun, Ki Hyeon Park, Chung-Wook Roh, Sang Eon Kim
  • Publication number: 20150201467
    Abstract: An induction heating apparatus in accordance with the present disclosure includes a coil; an inverter unit configured to have a switching device turned on and off to supply power to the coil; a first controller configured to generate a first threshold current based on information about a coil current flowing in the coil and an input voltage applied to the coil, and generate a clock signal by comparing the coil current with the first threshold current; and a switch driver configured to generate a switch driving signal to turn on or off the switching device of the inverter unit by dividing a frequency of the clock signal.
    Type: Application
    Filed: October 8, 2014
    Publication date: July 16, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Sun YUN, Ki Hyeon PARK, Chung-Wook ROH, Sang Eon KIM