Patents by Inventor Seonwook PARK

Seonwook 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: 20190254069
    Abstract: A method for transmitting a tracking reference signal (TRS) in an unlicensed band and a device using the method are provided. The device performs listen before talk (LBT) in the unlicensed band and transmits the TRS in a TRS resource set according to a result of the LBT.
    Type: Application
    Filed: February 12, 2019
    Publication date: August 15, 2019
    Inventors: Joonkui AHN, Seonwook KIM, Changhwan PARK, Sukhyon YOON
  • Publication number: 20190246409
    Abstract: A method for receiving a signal by a user equipment (UE) in a wireless communication system is discussed. The method includes receiving, from a base station (BS), control information; and receiving, from the BS, downlink data on an unlicensed band cell (UCell) based on the control information. Further, in case of: the control information received on another serving cell, the downlink data is received in a first time resource, and the control information received on the UCell, the downlink data is received in a second time resource, and the second time resource is smaller than the first time resource.
    Type: Application
    Filed: April 15, 2019
    Publication date: August 8, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Seonwook KIM, Joonkui AHN, Seungmin LEE, Kijun KIM, Suckchel YANG, Hanbyul SEO, Jonghyun PARK, Hyangsun YOU
  • Publication number: 20190246416
    Abstract: Disclosed are a method for transmitting and receiving a scheduling request between a terminal and a base station in a wireless communication system, and a device for supporting same.
    Type: Application
    Filed: January 15, 2019
    Publication date: August 8, 2019
    Inventors: Hanjun PARK, Seonwook KIM, Joonkui AHN, Suckchel YANG
  • Publication number: 20190239171
    Abstract: Provided are a method and a device for reporting a power headroom in a wireless communication system. The device receives initial downlink control information (DCI) for physical uplink shard channel (PUSCH) transmission in a first subframe and receives triggering DCI in a second subframe. The device calculates a power headroom on the assumption that the PUSCH transmission is not performed.
    Type: Application
    Filed: August 8, 2017
    Publication date: August 1, 2019
    Inventors: Joonkui Ahn, Daesung Hwang, Hyunsoo Ko, Yunjung Yi, Hyunho Lee, Seonwook Kim, Suckchel Yang, Hanjun Park
  • Publication number: 20190239239
    Abstract: One disclosure of the present application provides a method for a narrowband (NB) wireless device to determine whether or not to transmit a scheduling request (SR). The method may comprise a step of determining whether or not to transmit an SR by using a resource for the transmission of a hybrid automatic retransmit request (HARQ) acknowledgement/negative acknowledgement (ACK/NACK) signal. The step of determination may be performed if one or more HARQ processes are run. The resource for the HARQ ACK/NACK signal may include a narrowband physical uplink shared channel (NPUSCH).
    Type: Application
    Filed: April 11, 2019
    Publication date: August 1, 2019
    Inventors: Seunggye HWANG, Joonkui AHN, Suckchel YANG, Changhwan PARK, Seonwook KIM
  • Publication number: 20190238385
    Abstract: The present invention relates to a wireless communication system and particularly to a method and a device for the method, the method comprising: a step of receiving a subframe having a control duration configured with a plurality of OFDM symbols; a step of receiving a control channel by monitoring a plurality of control channel candidates in the control duration of the subframe; and a step of performing an operation corresponding to the control channel, wherein, if the plurality of OFDM symbols correspond to multi-beam directions, a plurality of control channel resources constituting each control channel candidate are present only in the same OFDM symbol in the control duration, and if the plurality of OFDM symbols correspond to a single-beam direction, the plurality of control channel resources constituting each control channel candidate are present across the plurality of OFDM symbols in the control duration.
    Type: Application
    Filed: September 29, 2017
    Publication date: August 1, 2019
    Inventors: Suckchel YANG, Hanjun PARK, Eunsun KIM, Seonwook KIM, Seungmin LEE
  • Patent number: 10368363
    Abstract: Disclosed are an uplink data transmission method in a wireless communication system and a device therefor. Particularly, a method for transmitting uplink data in an unlicensed band by a user equipment (UE) in a wireless communication system may comprise the steps of: receiving, from a base station, uplink scheduling information within a cell operating in an unlicensed band; sensing a channel of the cell; transmitting a reservation signal when the channel is sensed to be in an idle state; and transmitting, to the base station, uplink data in a wireless resource allocated on the basis of the uplink scheduling information, wherein the channel is sensed to be in the idle state when energy detected, except for the reservation signal transmitted from another UE that is co-scheduled along with the UE for uplink multi-user multiple input multiple output (UL MU-MIMO) transmission, is smaller than a predetermined threshold value.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: July 30, 2019
    Assignee: LG Electronics Inc.
    Inventors: Jonghyun Park, Joonkui Ahn, Seonwook Kim, Kijun Kim, Hanbyul Seo, Hanjun Park
  • Publication number: 20190230685
    Abstract: The present invention provides a method for transmitting or receiving an uplink signal between a terminal and a base station in a wireless communication system, and a device supporting the same. More particularly, the present invention provides: a configuration wherein when various numerologies are applied, a terminal receives downlink data from a base station and transmits uplink control information corresponding to the received downlink data; and a corresponding operation configuration of the base station.
    Type: Application
    Filed: January 8, 2018
    Publication date: July 25, 2019
    Inventors: Hanjun PARK, Suckchel YANG, Seonwook KIM, Changhwan PARK
  • Publication number: 20190229825
    Abstract: Provided are a method for monitoring a control channel in an unlicensed band and an apparatus using the same. In an unlicensed cell, a user equipment (UE) monitors a physical downlink control channel (PDCCH) having burst control information in a search space defined in a control region of a subframe. The control region comprises a plurality of control channel elements (CCEs) starting from an index 0, and the search space is defined only in, from among the plurality of CCEs, first four CCEs and first eight CCEs.
    Type: Application
    Filed: November 2, 2016
    Publication date: July 25, 2019
    Inventors: Joonkui Ahn, Kijun Kim, Suckchel Yang, Hanjun Park, Seonwook Kim
  • Publication number: 20190222254
    Abstract: The present invention disclose a method for transmitting and receiving a physical uplink control channel between a user equipment and a base station and device for supporting the same.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Inventors: Seonwook KIM, Suckchel YANG, Joonkui AHN, Changhwan PARK, Byounghoon KIM, Jaehyung KIM
  • Publication number: 20190223190
    Abstract: One disclosure of the present application provides a method for a narrowband (NB) wireless device to determine whether or not to transmit a scheduling request (SR). The method may comprise a step of determining whether or not to transmit an SR by using a resource for the transmission of a hybrid automatic retransmit request (HARQ) acknowledgement/negative acknowledgement (ACK/NACK) signal. The step of determination may be performed if one or more HARQ processes are run. The resource for the HARQ ACK/NACK signal may include a narrowband physical uplink shared channel (NPUSCH).
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Inventors: Seunggye HWANG, Joonkui AHN, Suckchel YANG, Changhwan PARK, Seonwook KIM
  • Publication number: 20190223199
    Abstract: A wireless communication system is disclosed. More particularly, disclosed herein are a method including receiving downlink scheduling information on a PDCCH, the downlink scheduling information comprising resource indication information (RI), selecting a first PUCCH resource set from among a plurality of PUCCH resource sets based on a size of the control information, and transmitting the control information using a PUCCH resource corresponding to the RI in the first PUCCH resource set, wherein, when a control information size supported by the first PUCCH resource set is less than or equal to X (>=1) bits, the PUCCH resource is determined using one of a first scheme and a second scheme, and wherein, when the control information size supported by the first PUCCH resource set is greater than X bits, the PUCCH resource is determined using only the second scheme, and an apparatus therefor.
    Type: Application
    Filed: March 15, 2019
    Publication date: July 18, 2019
    Inventors: Hanjun PARK, Suckchel YANG, Seonwook KIM
  • Publication number: 20190215823
    Abstract: Provided are a method for transmitting uplink control information (UCI) of a terminal in a wireless communication system and the UE using the method. The method includes determining a number of coded symbols for the UCI transmission and transmitting the UCI on a physical uplink shared channel (PUSCH) based on the number of coded symbols. The number of coded symbols is determined among a first value based on a payload size of the UCI and an offset value and a second value based on a radio resource control (RRC) signal.
    Type: Application
    Filed: January 11, 2019
    Publication date: July 11, 2019
    Inventors: Seonwook KIM, Jiwon KANG, Kijun KIM, Hanjun PARK, Haewook PARK, Joonkui AHN, Suckchel YANG
  • Patent number: 10349446
    Abstract: According to one embodiment, the present invention relates to channel sensing in an unlicensed band in a wireless communication system, and a data transmission method based on the same, wherein the method is performed by a transmission node for transmitting data by performing the channel sensing and comprises the steps of: receiving a data transmission instruction from a control node; performing a channel sensing-related operation in at least one of channel sensing-related operation execution sections set prior to each of a plurality of transmission opportunity units allowed at the transmission node, according to the data transmission instruction; and transmitting data according to the data transmission instruction in the transmission opportunity unit corresponding to a specific channel sensing-related operation execution section, if it is determined that a channel for transmitting the data is in the unoccupied state in the specific channel sensing-related operation execution section, wherein a transmission p
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: July 9, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Hanjun Park, Joonkui Ahn, Seonwook Kim
  • Publication number: 20190207734
    Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.
    Type: Application
    Filed: January 30, 2019
    Publication date: July 4, 2019
    Inventors: Suckchel YANG, Kijun KIM, Seonwook KIM, Changhwan PARK, Joonkui AHN, Hanjun PARK, Seunggye HWANG
  • Publication number: 20190208505
    Abstract: Disclosed are a method for transmitting or receiving a signal between a terminal and a base station in a wireless communication system and a device for supporting the same. More particularly, disclosed are a configuration for receiving a downlink control signal and corresponding data from a base station by a terminal when diverse numerologies are applied, and a corresponding operation configuration of the base station.
    Type: Application
    Filed: September 28, 2017
    Publication date: July 4, 2019
    Inventors: Hanjun PARK, Eunsun KIM, Suckchel YANG, Yunjung YI, Seonwook KIM, Seungmin LEE
  • Publication number: 20190208540
    Abstract: Disclosed herein is a method of transmitting a UL signal from a user equipment (UE) in a wireless communication system supporting an unlicensed band and apparatuses for supporting the same. More specifically, the present invention provides an embodiment in which the UE performs autonomous uplink transmission and scheduled uplink transmission through the unlicensed band, a method of adjusting contention window size when the UE perform the autonomous uplink transmission through the unlicensed band, and an embodiment of performing the autonomous uplink transmission based on the method.
    Type: Application
    Filed: January 15, 2019
    Publication date: July 4, 2019
    Inventors: Seonwook KIM, Changhwan PARK, Joonkui AHN, Suckchel YANG
  • Patent number: 10340741
    Abstract: Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: July 2, 2019
    Assignee: LG Electronics Inc.
    Inventors: Seonghun Lee, Byungsang Jung, Hwanyong Kim, Seungje Park, Sangdoo Ha, Yongjun Son, Seonwook Park, Jaesung Yang, Wonbok Lee, Gyoocheol Choi, Joonggil Jeong
  • Publication number: 20190199477
    Abstract: The present invention discloses a method of transmitting uplink control information by a user equipment in a wireless communication system and device for supporting the same. Specifically, the present invention discloses a method by which a user equipment maps uplink control information to a physical uplink shared channel when the user equipment intends to transmit the uplink control information on the physical uplink shared channel and transmission operation for the uplink control information based on the same.
    Type: Application
    Filed: February 5, 2018
    Publication date: June 27, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Hanjun PARK, Suckchel YANG, Joonkui AHN, Seonwook KIM, Changhwan PARK
  • Patent number: 10333680
    Abstract: A method of measuring and then reporting Channel State Information (CSI) in a wireless communication system supporting an unlicensed band and an apparatus supporting the same are disclosed. A method of reporting CSI by a UE includes receiving transmission burst sequence information regarding each subframe from a BS, measuring CSI using one or more resources among a Common Reference Signal (CRS), CSI Reference Signal (CSI-RS), and CSI Interference Measurement (CSI-IM) resources in one or more consecutive subframes having the same transmission burst sequence information, and reporting the measured CSI.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: June 25, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Hanjun Park, Joonkui Ahn, Seonwook Kim