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: 11050480
    Abstract: A method for transmitting, by a terminal, an SRS in a wireless communication system comprises the steps of: receiving, from a base station, control information including SRS resource pool information for tracking a transmission beam of the terminal; and transmitting the SRS to the base station on the basis of the control information, wherein the SRS is an SRS used for tracking the transmission beam of the terminal.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: June 29, 2021
    Assignee: LG Electronics Inc.
    Inventors: Kukheon Choi, Ilmu Byun, Kilborn Lee, Kyuseok Kim, Minki Ahn
  • Patent number: 11043970
    Abstract: A method for encoding a quasi-cyclic low-density parity-check (LDPC) code according to an embodiment of the present invention may comprise the steps of: generating a multi-edge LDPC code matrix including a high rate code matrix and a single parity check code matrix; and encoding a signal by using the multi-edge LDPC code matrix, wherein the single parity check code matrix includes a first matrix having a non-row-orthogonal structure matrix and a second matrix having a pure row-orthogonal structure, which are concatenated.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: June 22, 2021
    Assignee: LG Electronics Inc.
    Inventors: Jongwoong Shin, Bonghoe Kim, Jinwoo Kim, Ilmu Byun
  • Publication number: 20210185707
    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: Application
    Filed: October 17, 2016
    Publication date: June 17, 2021
    Inventors: Jiwon KANG, Heejeong CHO, Genebeck HAHN, Ilmu BYUN, Heejin KIM, Hyunjin SHIM
  • Patent number: 11039285
    Abstract: Provided are a method and a device for setting a space division connection between terminals for V2X communication in a wireless communication system. Specifically, a second terminal requests a connection setting with a first terminal from a base station. The second terminal measures a signal of the first terminal and generates a first beam group pair comprising a transmission beam group of the first terminal, which has a large signal size, and a reception beam group of the second terminal. When the second terminal receives a signal of a third terminal by using the reception beam group of the second terminal, the second terminal measures a signal of the third terminal and generates a second beam group pair comprising a transmission beam group of the third terminal, which has a large signal size, and the reception beam group of the second terminal.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: June 15, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Jiwon Kang, Heejin Kim, Heejeong Cho, Genebeck Hahn
  • Publication number: 20210167800
    Abstract: A method of encoding a quasi-cyclic low-density parity-check (QC LDPC) code supporting multiple base codes includes selecting a base code for generating a parity check matrix from among a first base code and a second base code, selecting a lifting value for generating the parity check matrix from among a plurality of lifting values, and generating the parity check matrix using the selected base code and the selected lifting value, wherein the base code is determined based on a code block size and a code rate, and the lifting value is determined based on a parameter of the base code and the code block size.
    Type: Application
    Filed: January 5, 2018
    Publication date: June 3, 2021
    Inventors: Jongwoong SHIN, Bonghoe KIM, Jinwoo KIM, Kwangseok NOH, Ilmu BYUN
  • Patent number: 11026254
    Abstract: According to the present invention, a first physical downlink control channel (PDCCH) and a second PDCCH can be transmitted to user equipment. A first physical downlink data channel (PDSCH) corresponding to the first PDCCH, and a second PDSCH corresponding to the second PDCCH can be transmitted to the user equipment. When the first PDSCH has a lower decoding priority than the second PDSCH, and the decoding timing of the first PDSCH and the decoding timing of the second PDSCH overlap, the user device may decode the second PDSCH and not the first PDSCH at the decoding timing, and transmit information with respect to the first PDSCH as first ACK/NACK information. As a reply to the first ACK/NACK information, a third PDCCH not having a corresponding PDSCH may be transmitted to the user equipment.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: June 1, 2021
    Assignee: LG Electronics Inc.
    Inventors: Eunsun Kim, Seonwook Kim, Kijun Kim, Suckchel Yang, Hanbyul Seo, Yunjung Yi, Ilmu Byun
  • Patent number: 11026118
    Abstract: Disclosed is a method for performing contention-based transmission by a user equipment in a wireless communication system. Specifically, the method comprises the steps of: calculating a channel congestion for contention-based transmission within a predetermined time window; and performing contention-based transmission to an eNode B, using an allocated resource on the basis of the calculated channel congestion, wherein: the channel congestion is a ratio of a size of resources used for contention-based transmission at a unit time point to a size of a resource pool for the contention-based transmission at the relevant unit time point, and is calculated at every unit time point within the time window; and the size of the resource pool is independently configured at every unit time point.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: June 1, 2021
    Assignee: LG Electronics Inc.
    Inventors: Hanbyul Seo, Ilmu Byun
  • Patent number: 11019604
    Abstract: The present description provides a method for transmitting and receiving uplink (UL) data in a wireless communication system. A method, which is carried out by means of a terminal, comprises the steps of: receiving a first uplink grant from a base station; transmitting, on the basis of the first uplink grant, first uplink data to the base station; receiving an HARQ response to the first uplink data from the base station; transmitting second uplink data to the base station by means of retransmission resources allocated for the retransmission of the first uplink data; and transmitting, to the base station, control information which indicates whether the second uplink data is retransmission data of the first uplink data or new data generated by means of a particular event.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: May 25, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Eunjong Lee, Heejeong Cho, Genebeck Hahn, Kitae Kim, Ilmu Byun
  • Publication number: 20210144524
    Abstract: Provided are a method and a device for setting a space division connection between terminals for V2X communication in a wireless communication system. Specifically, a second terminal requests a connection setting with a first terminal from a base station. The second terminal measures a signal of the first terminal and generates a first beam group pair comprising a transmission beam group of the first terminal, which has a large signal size, and a reception beam group of the second terminal. When the second terminal receives a signal of a third terminal by using the reception beam group of the second terminal, the second terminal measures a signal of the third terminal and generates a second beam group pair comprising a transmission beam group of the third terminal, which has a large signal size, and the reception beam group of the second terminal.
    Type: Application
    Filed: July 19, 2017
    Publication date: May 13, 2021
    Inventors: Ilmu BYUN, Jiwon KANG, Heejin KIM, Heejeong CHO, Genebeck HAHN
  • Patent number: 11006417
    Abstract: A method for transmitting a multiplexed uplink control channel and localized sounding reference symbol (localized SRS) by a terminal comprises a step of dividing the uplink control channel into a plurality of uplink control channel sub-blocks in a frequency domain and then transmitting the divided uplink control channel, when a frequency bandwidth of the localized SRS is smaller than or equal to a coherent bandwidth, wherein the divided uplink control channel sub-blocks may be frequency-division-multiplexed together with at least one localized SRS and then transmitted in one symbol.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: May 11, 2021
    Assignee: LG Electronics Inc.
    Inventors: Kukheon Choi, Ilmu Byun, Kyuseok Kim, Minki Ahn, Kilbom Lee
  • Patent number: 10993266
    Abstract: The present invention relates to a method for user equipment to perform random access in a wireless communication system and a device therefor. The present invention can provide a method and device which: select a predetermined preamble among multiple preamble sets configured according to predetermined conditions; repeatedly transmit the selected predetermined preamble to a base station via one or multiple mutually different neighboring beams; and receive, from the base station and in response to the preamble, a response message containing a temporary identifier of user equipment, wherein the selected predetermined preamble is repeatedly transmitted on resources which constitute a subframe and are distinguished according to the one or multiple mutually different beams.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: April 27, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyuseok Kim, Kilborn Lee, Kijun Kim, Ilmu Byun, Daesung Hwang, Minki Ahn
  • Patent number: 10993221
    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: Grant
    Filed: March 10, 2020
    Date of Patent: April 27, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Daesung Hwang, Ilmu Byun, Yunjung Yi
  • Publication number: 20210111737
    Abstract: A method for encoding a quasi-cyclic low-density parity-check (LDPC) code according to an embodiment of the present invention comprises: a step of generating a multi-edge LDPC code matrix which comprises a high rate code matrix and a single parity check code matrix; and a step of encoding a signal using the multi-edge LDPC code matrix, wherein the single parity check code matrix may be configured by connecting a first matrix which is configured as a quasi row-orthogonal structure matrix and a second matrix which is configured as a pure row-orthogonal structure.
    Type: Application
    Filed: June 5, 2018
    Publication date: April 15, 2021
    Inventors: Jongwoong SHIN, Bonghoe KIM, Jinwoo KIM, Ilmu BYUN
  • Publication number: 20210084640
    Abstract: Disclosed are a method for transmitting and receiving an uplink channel in a wireless communication system and an apparatus therefor. Specifically, a method for transmitting, by a user equipment (UE), an uplink channel may include: receiving a specific reference signal from a base station; determining the number of beams for transmitting an uplink control channel for reporting uplink control information generated based on the specific reference signal; and transmitting, to the base station, the uplink control channel via a single beam or a plurality of beams, in which the number of beams may be determined based on at least one of measurement information by a downlink reference signal received by the base station or a type of uplink control information.
    Type: Application
    Filed: January 3, 2018
    Publication date: March 18, 2021
    Inventors: Jiwon KANG, Ilmu BYUN, Hanbyul SEO, Minki AHN, Joonkui AHN, Suckchel YANG, Sukhyon YOON, Kilbom LEE
  • Patent number: 10952045
    Abstract: Provided are a method for transmitting a relay signal for V2X communication in a wireless communication system and a device using the same. Specifically, a terminal receives allocation information of a first relay resource and a second relay resource for a communication group from a base station. A first terminal receives a data signal through a reception beam for the first relay resource from a second terminal. The first terminal transfers the data signal to a third terminal through a transmission beam for the first relay resource. Further, the first terminal transmits an ACK/NACK for the data signal to the second terminal through a transmission beam for the second relay resource. The reception beam for the first relay resource is symmetrical to the transmission beam for the second relay resource. The transmission beam for the first relay resource is symmetrical to a reception beam for the second relay resource.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: March 16, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Heejin Kim, Jiwon Kang, Youngtae Kim, Heejeong Cho, Genebeck Hahn
  • Publication number: 20210067307
    Abstract: A method for performing self-interference cancellation by a terminal may comprise the steps of: receiving RS configuration information for phase estimation of self-interference from a base station; when the terminal operates, with a distributed antenna structure, in a full duplex radio (FDR) mode or operates in a space division duplex (SDD) mode between panels, transmitting an RS on the basis of the RS configuration information; and performing phase estimation for self-interference between the panels on the basis of the RS. The terminal is capable of communicating with at least one of another terminal, a terminal related to an autonomous driving vehicle, a base station or a network.
    Type: Application
    Filed: January 15, 2018
    Publication date: March 4, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Dongkyu KIM, Ilmu Byun
  • Publication number: 20210058942
    Abstract: A method for a device to perform a transmission in a wireless communication system, includes transmitting a plurality of transmit power control (TPC) commands and receiving physical uplink shared channel (PUSCH) having transmit power determined using one of the plurality of TPC commands, based on a corresponding PUSCH type, wherein each one of the plurality of TPC commands is related with a respective one of PUSCH types, the PUSCH types are related with PUSCH time lengths, and the PUSCH time lengths include a time length shorter than a single subframe.
    Type: Application
    Filed: November 5, 2020
    Publication date: February 25, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Suckchel YANG, Kijun KIM, Joonkui AHN, Hanbyul SEO, ILMU BYUN
  • Patent number: 10931311
    Abstract: A method by which a base station transmits a physical broadcast channel (PBCH) can comprise the steps of: generating the same encoded data bit for each of two symbols of a predetermined subframe for PBCH transmission by using a polar code; and transmitting the generated same encoded data bit from each of the two symbols of the predetermined subframe through the PBCH.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: February 23, 2021
    Assignee: LG Electronics Inc.
    Inventors: Bonghoe Kim, Kwangseok Noh, Hyunsoo Ko, Ilmu Byun, Seunggye Hwang
  • Patent number: 10912090
    Abstract: Provided are a method and a device for transmitting an uplink reference signal in a wireless communication system. More particularly, a terminal transmits downlink channel information and information about a downlink subband selected on the basis of the downlink channel information. And the terminal receives first resource allocation information indicating an uplink subband mapped to the downlink subband. And the terminal transmits an uplink reference signal by means of the uplink subband.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: February 2, 2021
    Assignee: LG Electronics Inc.
    Inventors: Ilmu Byun, Kijun Kim, Jiwon Kang, Bonghoe Kim, Suckchel Yang
  • Patent number: 10904752
    Abstract: Disclosed is a method for a terminal, which comprises a plurality of distributed antenna units, transmitting and receiving a signal in a wireless communication system. More particularly, the method comprises the steps of 1) performing a first random access procedure with a first cell by means of a first distributed antenna unit group and performing a second random access procedure with a second cell by means of a second distributed antenna unit group; 2) transmitting, to the first cell and the second cell, information about the distributed antenna units comprised in the corresponding antenna unit groups; and 3) performing an authorization procedure with the first cell by means of the first distributed antenna unit group and transmitting an authorization procedure skip request signal to the second cell by means of the second distributed antenna unit group.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: January 26, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Heejin Kim, Jiwon Kang, Heejeong Cho, Genebeck Hahn, Ilmu Byun, Hyunjin Shim