Patents by Inventor Hyukjin Chae

Hyukjin Chae 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: 11229054
    Abstract: The method for feedback for broadcast- or multicast-based device-to-device communication in a wireless communication system, according to one embodiment of the present disclosure, is performed by a first terminal and may comprise the steps of: determining whether or not a collision has occurred in data received from a counterpart terminal; and in response to the determination that a collision has occurred, transmitting feedback information, including collision resource information and terminal operation information, to the counterpart terminal.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: January 18, 2022
    Assignee: LG Electronics Inc.
    Inventors: Gwanmo Ku, Sangrim Lee, Hojae Lee, Hyukjin Chae, Sangwook Han
  • Patent number: 11229070
    Abstract: According to various embodiments, disclosed are a method by which a device-to-device (D2D) terminal (UE) forms a communication link in a wireless communication system, and an apparatus for the same. Disclosed are a method by which a D2D UE forms a communication link in a wireless communication system, and an apparatus for the same, the method comprising the steps of: acquiring load information on the load measured according to beam direction; selecting, on the basis of the load information, any one communication device among at least one communication device corresponding according to beam direction; and forming a communication link with the selected communication device.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: January 18, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo
  • Patent number: 11224030
    Abstract: The present application discloses a method for allocating resources for direct communication between terminals in a wireless communication system. Specifically, the method for allocating resources comprises: a step of configuring a first periodic resource so as to transmit multiple messages via direct communication between the terminals; and a step of transmitting the multiple messages by using the first periodic resource if a coding rate corresponding to the first periodic resource is below a maximum coding rate configured by an upper layer, wherein, if the coding rate is equal to or above the maximum coding rate, the first periodic resource is released and a second periodic resource is configured.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: January 11, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hanbyul Seo, Hyukjin Chae, Seungmin Lee
  • Patent number: 11224052
    Abstract: One embodiment of the present invention relates to a method for receiving, by a UE, scheduling assignment (SA) and data in a wireless communication system, comprising the steps of: receiving a first SA and a second SA in a first subframe; and receiving first data and second data through subchannels indicated by the first SA and the second SA, respectively, wherein the first data and the second data are received through the first subchannel and the second subchannel, respectively, and each of the first subchannel and the second subchannel is composed of a plurality of clusters spaced apart from each other in a frequency domain.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: January 11, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo, Seungmin Lee
  • Patent number: 11218964
    Abstract: One embodiment of the present invention provides a method for receiving a wake-up signal by a first UE in a wireless communication system, the method comprising the steps of: operating a wake-up receiver during a wake-up signal on-duration by the first UE; and receiving a wake-up signal transmitted by a second UE through the wake-up receiver and then receiving data, wherein information related to the wake-up signal on-duration is commonly signaled to the first UE, which receives the wake-up signal, and the second UE which transmits the wake-up signal. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: January 4, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo, Seunggye Hwang
  • Patent number: 11218983
    Abstract: Disclosed is a method for transmitting a synchronization signal. The method for transmitting a synchronization signal according to the present application may comprise the step of transmitting a synchronization signal according to a first action or a second action previously configured on the basis of a command from a base station.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: January 4, 2022
    Assignee: LG Electronics Inc.
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae
  • Patent number: 11215715
    Abstract: An embodiment of the present invention provides a method for a vehicle-to-everything (V2X) terminal deriving location information by means of receiving a global positioning system (GPS) signal in a wireless communication system. The method, for deriving location information, comprises the steps of: receiving a GPS signal; determining, on the basis of information received from a fixed node, whether or not the GPS signal has been spoofed; and, if the GPS has not been spoofed, deriving location information from the GPS signal, wherein the information received from the fixed node is one of GPS signal reception-related information of the fixed node, location information of the fixed node and time stamp information of the fixed node.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: January 4, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo
  • Patent number: 11219025
    Abstract: Provided in various embodiments are a method by which a D2D terminal transmits a reference signal (RS) for a PDoA in a wireless communication system, and a device therefor. Disclosed are a method by which a D2D terminal transmits a reference signal (RS) for a PDoA, and a device therefor, the method comprising the steps of: determining, on the basis of the maximum value of a difference between indexes of subcarriers of a resource block for the transmission of a reference signal (RS), an index set for RS mapping among preconfigured index sets; mapping the RS to the subcarriers of the resource block having indexes corresponding to each of the indexes included in the index set for the RS mapping; and transmitting the resource block to which the RS is mapped, wherein the preconfigured index sets include indexes in which differences between two pairs of indexes are not the same for each number of indexes.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: January 4, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Myeongjin Kim, Sangrim Lee
  • Publication number: 20210410091
    Abstract: An embodiment of the present invention provides a device-to-device (D2D) signal transmission method wherein a terminal acquires synchronization and transmits a D2D signal by applying an offset in a wireless communication system, the method comprising the steps of: acquiring synchronization from at least one of a global navigation satellite system (GNSS) and an eNB; and transmitting a D2D signal on the basis of the acquired synchronization, wherein, when the terminal a) is located within a time division duplex (TDD) cell and b) is an in-coverage UE, and c) the eNB configures a system frame number (SFN) boundary on the basis of GNSS timing, the terminal applies a predetermined offset when a D2D signal is transmitted, regardless of whether the GNSS is used as a synchronization reference.
    Type: Application
    Filed: September 10, 2021
    Publication date: December 30, 2021
    Inventors: Hyukjin CHAE, Hanbyul SEO
  • Patent number: 11212685
    Abstract: One embodiment of the present invention relates to a method of measuring and transmitting a Channel occupancy Ratio (CR) by a user equipment in a wireless communication system, the method including measuring the CR evaluated as the number of subchannels related to a transmission of the UE in an interval in a predetermined size and performing the transmission based on the measured CR, wherein the interval in the predetermined size includes both a past time interval and a future time interval with reference to a timing at which the user equipment measures the number of the subchannels.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: December 28, 2021
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo
  • Patent number: 11212775
    Abstract: A method and apparatus for a sidelink of a wireless communication system are proposed. A transmission UE can contiguously or non-contiguously allocate radio resources through sidelink communication. A specific resource allocation method is selected in consideration of latency of sidelink data/packets or other factors. For example, a specific resource allocation method can be determined based on whether a plurality of contiguous subchannels is allocated to radio resources before a first time, which is determined based on latency of data/packets.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: December 28, 2021
    Assignee: LG Electronics Inc.
    Inventors: Uihyun Hong, Hanbyul Seo, Seungmin Lee, Hyukjin Chae
  • Patent number: 11211977
    Abstract: Disclosed are a codebook-based uplink transmission method in a wireless communication system and a device therefor. Particularly, a method for a user equipment (UE) performing codebook-based uplink transmission in a wireless communication system includes the steps of: receiving from a base station downlink control information (DCI) for physical uplink shared channel (PUSCH) scheduling including precoding information and the number of layers; determining a precoder on the basis of the precoding information and the number of layers; and transmitting a PUSCH to which the determined precoder is applied to the base station, wherein the DCI may further include an amplitude coefficient and a phase coefficient applied to the precoder.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: December 28, 2021
    Assignee: LG Electronics Inc.
    Inventors: Haewook Park, Jiwon Kang, Kijun Kim, Hyukjin Chae
  • Publication number: 20210400638
    Abstract: Disclosed are a V2X (vehicle-to-everything) transmission resource selecting method implemented by a terminal in a wireless communication system and a terminal using the method. The method is characterized by: receiving type information for indicating the type of a resource pool; and executing a resource selection, on the basis of partial sensing, and/or a random selection from the resource pool on the basis of the type information.
    Type: Application
    Filed: September 2, 2021
    Publication date: December 23, 2021
    Inventors: Seungmin LEE, Hanbyul SEO, Hyukjin CHAE
  • Publication number: 20210400509
    Abstract: An embodiment of the present disclosure proposes a method for a first user equipment (UE) to measure a channel occupancy ratio (CR) in a wireless communication system, the method including: a step in which the first UE transmits a signal to a second UE; and a step in which the first UE measures the CR on the basis of the amount of resources for signal transmission, wherein the CR is measured by using at least any one among a scaling value and a bias value which are set on the basis of a comparison result between the transmission power for transmitting the signal and a threshold. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.
    Type: Application
    Filed: October 8, 2019
    Publication date: December 23, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Seungmin LEE, Hyukjin CHAE, Kyuhwan KWAK
  • Publication number: 20210400634
    Abstract: An embodiment of the present invention provides a method for transmitting a signal by a terminal in a wireless communication system, the method comprising a step of the terminal selecting a transmission resource, and a step of the terminal transmitting the signal to another terminal by using the selected transmission resource, wherein the transmission resource includes a first transmission resource range for transmission of the first signal, and a second transmission resource range for transmission of a second signal and wider than the first transmission resource range, wherein the first transmission resource range and the second transmission resource range are mapped onto different subchannel indices, and the first transmission resource range is allocated to an edge of a frequency range for the transmission of the first signal and the second signal.
    Type: Application
    Filed: September 25, 2019
    Publication date: December 23, 2021
    Inventors: Seungmin Lee, Hyukjin Chae
  • Publication number: 20210392592
    Abstract: Disclosed is a method for transmitting, by a terminal supporting a sidelink, a sidelink synchronization signal block (S-SSB) in a wireless communication system. Specifically, the present disclosure comprises transmitting, from a specific slot, an S-SSB including a primary sidelink synchronization signal (PSSS), a secondary sidelink synchronization signal (SSSS), and a physical sidelink broadcast channel (PSBCH), wherein the PSBCH is mapped to first orthogonal frequency division multiplexing (OFDM) symbols included in the specific slot, and the first OFDM symbols are located after second OFDM symbols for the SSSS.
    Type: Application
    Filed: November 4, 2019
    Publication date: December 16, 2021
    Inventors: Hyunsoo KO, Youngsub KIM, Hanbyul SEO, Sukhyon YOON, Hyukjin CHAE
  • Publication number: 20210391954
    Abstract: Provided are a method, performed by a first terminal, for adjusting a threshold for determining hybrid automatic repeat request (HARQ) feedback in a wireless communication system, and an apparatus for supporting the same. The method comprises the steps of: transmitting at least one piece of information to a second terminal; receiving, from the second terminal, at least one HARQ feedback in response to the at least one piece of information; determining an ACK or NACK with respect to the at least one HARQ feedback, based on the threshold; receiving, from the second terminal, an HARQ feedback transmission history of the second terminal; and adjusting the threshold, based on the HARQ feedback transmission history of the second terminal and information about the HARQ feedback determined by the first terminal.
    Type: Application
    Filed: September 3, 2019
    Publication date: December 16, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Kyuhwan KWAK, Hanbyul SEO, Seungmin LEE, Hyukjin CHAE
  • Publication number: 20210385808
    Abstract: A resource selection method of a sidelink terminal in a wireless communication system is presented. The method determines resource selection sub windows in a resource selection window on the basis of a repetitive transmission frequency for a sidelink message, and selects a resource for the transmission of the sidelink message in each of the resource selection sub windows, wherein the repetitive transmission frequency includes initial transmission and retransmission frequency for the sidelink message.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 9, 2021
    Inventors: Kyuhwan KWAK, Seungmin LEE, Hyukjin CHAE
  • Publication number: 20210385857
    Abstract: A method by which a first device performs wireless communication and a device for supporting same are provided. The method can comprise the steps of: transmitting a random access preamble to a base station; receiving, from the base station, a random access response message related to the random access preamble; transmitting, to the base station, a radio resource control (RRC) setup request message on the basis of the random access response message; receiving, from the base station, an RRC setup message as a response to the RRC setup request message; and receiving, from the base station, an RRC message including a setup related to a Uu bandwidth part (BWP) and a setup related to a sidelink (SL) BWP, wherein first device cannot perform SL communication through the SL BWP on the basis of the fact that the numerology of the Uu BWP and the numerology of the SL BWP are different.
    Type: Application
    Filed: January 10, 2020
    Publication date: December 9, 2021
    Inventors: Kyuhwan KWAK, Seungmin LEE, Hanbyul SEO, Daesung HWANG, Hyukjin CHAE
  • Publication number: 20210385822
    Abstract: A first wireless device may receive, from a second wireless device, an indication of: one or more first resources of a first sidelink transport block, and a priority of the first sidelink transport block. Based on the priority and a priority threshold, the first wireless device may drop a sidelink transmission of one or more second resources that overlap with the one or more first resources.
    Type: Application
    Filed: August 20, 2021
    Publication date: December 9, 2021
    Applicant: Ofinno, LLC
    Inventors: Hyukjin Chae, Esmael Hejazi Dinan, Yunjung Yi