Patents by Inventor Ilmu BYUN

Ilmu BYUN 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: 11323172
    Abstract: A communication device for performing magnetic interference cancellation comprises: a baseband unit including a first transmission chain and a second transmission chain; a first distributed radio unit (RU) connected to the first transmission chain and set to a transmit (Tx) mode; and a second distributed RU connected to the second transmission chain and set to a receive (Rx) mode, wherein the baseband unit includes a phase correction unit, connected to the first transmission chain and the second transmission chain, for performing phase correction for the magnetic interference cancellation on a signal transmitted from the first transmission chain, and the second transmission chain is configured to transmit a signal output from the phase correction unit to the second distributed RU, the second distributed RU uses a signal that was output from the phase correction unit and has passed through the second transmission.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: May 3, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Dongkyu Kim, Ilmu Byun, Sangrim Lee
  • Patent number: 11304184
    Abstract: The present application provides a method for receiving a downlink signal by a terminal in a wireless communication system. Specifically, the method comprises the steps of: receiving a downlink control signal, a first downlink data signal, a first downlink demodulation reference signal for the first downlink data signal in a first time unit; and receiving a second downlink data signal and a second downlink demodulation reference signal for the second downlink data signal in a second time unit, wherein the downlink control signal includes information on a first antenna port for a reference signal, the first antenna port being quasi-co-located (QCL) with an antenna port for the first downlink demodulation reference signal, and information on a second antenna port for a reference signal, the second antenna port being quasi-co-located (QCL) with an antenna port for the second downlink demodulation reference signal.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: April 12, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Jiwon Kang, Heejeong Cho, Genebeck Hahn, Ilmu Byun, Heejin Kim, Hyunjin Shim
  • Publication number: 20220109514
    Abstract: The present invention provides a method for performing beam measurement in a wireless communication system, and a device for the method.
    Type: Application
    Filed: December 16, 2021
    Publication date: April 7, 2022
    Applicant: LG ELECTRONICS INC.
    Inventors: Heejin KIM, Ilmu BYUN, Jiwon KANG, Heejeong CHO, Genebeck HAHN
  • Patent number: 11290911
    Abstract: A method for transmitting a HARQ ACK/NACK feedback by a terminal may comprise: a step of transmitting, to a base station, a HARQ ACK/NACK feedback for a first downlink data, on a code block group (CBG) basis; a step of receiving, from the base station, a control channel including a specific control information; and a step of transmitting a HARQ ACK/NACK feedback on a transport block (TB) basis on the basis of the specific control information, for a second downlink data scheduled and received by the control channel, even if a CBG based retransmission is set for the terminal.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: March 29, 2022
    Assignee: LG Electronics Inc.
    Inventors: Bonghoe Kim, Ilmu Byun, Jongwoong Shin, Jinwoo Kim
  • Patent number: 11291031
    Abstract: A method for a terminal performing transmission using a grant-free resource in a wireless communication system is a method for transmitting/receiving a signal associated with a grant-free resource, the method comprising the steps of: generating uplink control information (UCI); and transmitting at least one among the generated UCI and data, wherein the transmission of at least one among the UCI and the data is dropped or delayed according to a correlation between the time point at which the UCI was generated and the position of the grant-free resource on a time axis.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: March 29, 2022
    Assignee: LG Electronics Inc.
    Inventors: Duckhyun Bae, Yunjung Yi, Daesung Hwang, Ilmu Byun
  • Patent number: 11265848
    Abstract: A method and a device for transmitting an uplink transmission block in a wireless communication system are provided. Particularly, a terminal receives, from a base station, allocation information on a first grant-free uplink resource, which is scheduled semi-persistently. The terminal repeatedly transmits a first transmission block through the first grant-free uplink resource by using a first reference signal. The terminal transmits a second transmission block by using a second reference signal before completion of the transmission of the first transmission block. The second transmission block is distinguished from the first transmission block through a change of the first reference signal to the second reference signal.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: March 1, 2022
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Yunjung Yi, Daesung Hwang, Duckhyun Bae
  • Patent number: 11265948
    Abstract: The present invention provides a method for re-establishing a link between terminals in a wireless communication system, and a device therefor. Particularly, the method for a first terminal to re-establish a link with another terminal in a wireless communication system comprises: a step of determining a radio link failure with respect to a radio link with a second terminal; a step of transmitting a first message, requesting measurement for re-establishing the radio link with the second terminal, to a base station on the basis of the determined radio link failure; a step of receiving a second message, including information on the configuration of the measurement, from the base station in response to the transmitted first message; and a step of transmitting, to the base station, a third message including a report on the radio link with the second terminal which has been re-established by performing the measurement based on the information on the configuration.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: March 1, 2022
    Assignee: LG Electronics Inc.
    Inventors: Heejin Kim, Ilmu Byun, Heejeong Cho, Genebeck Hahn, Jiwon Kang
  • Patent number: 11265858
    Abstract: Provided are a method and equipment for performing device-to-device communication by sharing an uplink resource and a sidelink resource in a wireless communication system. Particularly, a first terminal transmits a reference signal to a base station. The first terminal receives a downlink control signal from the base station. The downlink control signal includes beam limiting information indicating a beam, which is not used for reducing interference with an uplink signal, when the first terminal transmits a sidelink signal. The first terminal transmits the sidelink signal to a second terminal by using beams excluding the beam indicated by the beam limiting information. The sidelink signal is transmitted through a resource pool in which the uplink resource and the sidelink resource are overlapped in time and frequency domains.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: March 1, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Ilmu Byun, Jiwon Kang, Sangrim Lee
  • Patent number: 11239925
    Abstract: The present invention provides a method for performing beam measurement in a wireless communication system, and a device for the method.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: February 1, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Heejin Kim, Ilmu Byun, Jiwon Kang, Heejeong Cho, Genebeck Hahn
  • Patent number: 11229029
    Abstract: The present specification provides a method for transmitting a PUCCH in a wireless communication system. The method for a terminal transmitting a PUCCH, according to the present specification, comprises a step for transmitting a PUCCH to a base station by using a plurality of uplink beams, wherein the PUCCH is transmitted via uplink beams that are different per specific resource unit, wherein the specific resource unit may represent a resource unit for transmitting the PUCCH by the same beams.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: January 18, 2022
    Assignee: LG Electronics Inc.
    Inventors: Jiwon Kang, Ilmu Byun, Hanbyul Seo, Minki Ahn, Joonkui Ahn, Suckchel Yang, Kilbom Lee
  • Patent number: 11211953
    Abstract: A method by which a terminal performs rate matching for a low density parity check (LDPC) code can comprise the steps of: determining any one transport block size (TBS) among a plurality of TBSs set for rate matching in the terminal; and performing rate matching for the LDPC code on the basis of the selected TBS. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, a base station or a network.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: December 28, 2021
    Assignee: LG Electronics Inc.
    Inventors: Bonghoe Kim, Jongwoong Shin, Ilmu Byun
  • Patent number: 11211951
    Abstract: A method for performing encoding on the basis of a parity check matrix of a low density parity check code according to the present embodiment comprises the steps of: generating a parity check matrix by a terminal, wherein the parity check matrix corresponds to a characteristic matrix, each component of the characteristic matrix corresponds to a shift index value determined through a modulo operation between a corresponding component in a basic matrix and Zc, which is a lifting value, and the basic matrix is a 42×52 matrix; and performing encoding of input data, by the terminal, using the parity check matrix, wherein the lifting value is associated with the length of the input data.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: December 28, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Jongwoong Shin, Jinwoo Kim, Kwangseok Noh, Bonghoe Kim
  • Patent number: 11206639
    Abstract: Provided are a method and a device for transmitting a scheduling request in a wireless communication system. Particularly, user equipment receives information on first and second scheduling request resources which is broadcasted from a base station. The user equipment receives information on the first and second scheduling request resources which is transferred specifically to the user equipment from the base station. On the basis of the information, the user equipment selects the first scheduling request resource or the second scheduling request resource. The user equipment transmits a scheduling request via the selected resource.
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: December 21, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Jiwon Kang, Heejeong Cho, Genebeck Hahn, Eunjong Lee, Heejin Kim, Hyunjin Shim
  • Patent number: 11197310
    Abstract: Disclosed is a method for a terminal for transmitting an uplink signal in a wireless communication system. Specifically, the method for transmitting an uplink signal comprises the steps of: transmitting a first uplink data signal in a first continuous time unit within a single subframe; and transmitting a second uplink data signal in a second continuous time unit in said single subframe, wherein a first timing advance (TA) value applied in the first continuous time unit and a second TA value applied in the second continuous time unit are different each other.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: December 7, 2021
    Assignee: LG Electronics Inc.
    Inventors: Jiwon Kang, Heejeong Cho, Genebeck Hahn, Ilmu Byun, Heejin Kim, Hyunjin Shim
  • Publication number: 20210377925
    Abstract: A method for receiving a signal in a user equipment (UE) from a base station (BS) in a wireless communication system is disclosed. The method comprises the steps of configuring a plurality of intervals of a specific time region for indicating whether to transmit the signal, through a higher layer; receiving an indicator for indicating whether to transmit the signal, for each of the plurality of intervals; and receiving a signal in each of the plurality of intervals in accordance with indication of the received indicator, wherein at least one of the plurality of intervals of the specific time region may have a first size, and the other intervals except the at least one interval may have a second size.
    Type: Application
    Filed: August 16, 2021
    Publication date: December 2, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Daesung HWANG, Ilmu BYUN, Yunjung YI
  • Patent number: 11190314
    Abstract: Provided are a method and an apparatus for transmitting uplink data in a wireless communication system. Specifically, a first terminal transmits a random access preamble for requesting a connectionless transmission. The first terminal receives a random access response comprising scheduling information of the uplink data. The first terminal transmits the uplink data, a reference signal selected by the terminal and terminal identification information of the terminal from a first overlapping resource utilized by a second terminal. The first terminal receives, as a response for the uplink data, a response signal comprising a terminal identification information field containing terminal identification information corresponding to each reference signal.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: November 30, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Ilmu Byun, Heejeong Cho, Genebeck Hahn, Jiwon Kang, Heejin Kim, Hyunjin Shim
  • Patent number: 11190210
    Abstract: A method for performing encoding on the basis of a parity check matrix of a LDPC code, according to one embodiment of the present invention, comprises the steps of: generating, by a terminal, a parity check matrix, wherein the parity check matrix corresponds to a characteristic matrix, each element of the characteristic matrix corresponds to a shift index value determined by a modulo operation between a corresponding element in a base matrix and a lifting value, and the base matrix is a 46×68 matrix; and performing, by the terminal, encoding of input data by using the parity check matrix, wherein the lifting value is associated with the length of the input data.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: November 30, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Jinwoo Kim, Kwangseok Noh, Jongwoong Shin, Bonghoe Kim
  • Patent number: 11172519
    Abstract: A method by which a terminal transmits an RRC connection request in a wireless communication system can comprise the steps of: receiving, from a base station, information of the base station beam index; receiving information on a mapping relationship between the base station beam index and an uplink reference signal port; selecting a preferred base station beam index on the basis of the information of the base station beam index; and transmitting an RRC connection request message on the basis of the information on a mapping relationship by using the uplink reference signal port corresponding to the selected base station beam index.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: November 9, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Kilbom Lee, Ilmu Byun
  • Patent number: 11160106
    Abstract: The present specification relates to a method for transceiving uplink data (UL data) in a wireless communication system, the method performed by a user equipment (UE) comprising: receiving a first uplink grant (UL grant) from a base station; transmitting a first item of uplink data (UL data) to the base station on the basis of the first uplink grant; receiving, from the base station, a HARQ response to the first item of uplink data; and transmitting a second item of uplink data (UL data) to the base station, wherein the method further comprises a step of transceiving, with the base station, indication information indicating whether the second item of uplink data is HARQ data or non-HARQ data.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: October 26, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Eunjong Lee, Heejeong Cho, Genebeck Hahn, Ilmu Byun
  • Patent number: 11153044
    Abstract: The present invention relates to a method and a device for a terminal transmitting/receiving data in a wireless communication system. According to the present invention, a method and a device may be provided by which a first message comprising first control information is received from a base station, wherein the first control information comprises a logical path identifier (ID) indicating a logical path for transmitting/receiving first data and second data, which is the same as the first data; as a response to the first message, a reply message is transmitted to the base station; and the first data and the second data are transmitted, to the base station, on multiple component carriers (CC) associated with the logical path corresponding to the logical path ID.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: October 19, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunjin Shim, Heejeong Cho, Jiwon Kang, Ilmu Byun, Heejin Kim, Genebeck Hahn