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: 10757550
    Abstract: The present invention provides a vehicle-to-X (V2X) operation method performed by a V2X terminal in a wireless communication system, the method comprising: performing sensing during a terminal-specific sensing period; selecting a resource to be used for performing a V2X communication; and performing the V2X communication on the basis of the selected resource.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: August 25, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae, Youngtae Kim
  • Patent number: 10757722
    Abstract: A method for allowing a wireless resource to be allocated in a wireless communication system, and a device therefor are disclosed. Particularly, a method by which a terminal allows a wireless resource to be allocated in a wireless communication system can comprise the steps of: receiving, from a base station, one or more pieces of semi-persistent scheduling (SPS) configuration information comprising semi-persistent resource allocation information; receiving, from the base station, an SPS activation on specific SPS configuration information among the one or more pieces of SPS configuration information; allowing a specific SPS resource to be allocated on the basis of the specific SPS configuration information; and reporting, to the base station, information indicating a transmission state of the one or more pieces of SPS configuration information when a transmission of an SPS message using the specific SPS resource is stopped.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: August 25, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Myoungseob Kim, Hanbyul Seo, Seungmin Lee, Hyukjin Chae, Youngdae Lee
  • Patent number: 10757736
    Abstract: The present invention relates to methods for supporting carrier sensing in a wireless access system supporting an unlicensed band, and devices supporting same. A method for supporting carrier sensing in a wireless access system supporting an unlicensed band, according to an embodiment of the present invention, comprises the steps of: selecting a backoff counter value for performing carrier sensing; performing carrier sensing in a serving cell (S-cell) until the backoff counter value reaches a predetermined threshold value; when the backoff counter value reaches the predetermined threshold value, transmitting data in a transmission opportunity (TXOP) interval; receiving a reception state feedback indicating whether the transmitting of data is success, collision or error; and resetting the backoff counter value on the basis of the reception state feedback, wherein the S-cell can be configured in an unlicensed band.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: August 25, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seonwook Kim, Joonkui Ahn, Hanbyul Seo, Hyukjin Chae
  • Publication number: 20200267767
    Abstract: A method by which a terminal transmits feedback information comprises the steps of: determining, in predetermined resource units for receiving the broadcast information in a broadcast resource region, whether broadcast information collides; selecting a first shared resource in a shared resource region corresponding to a first broadcast resource in which the conflict occurs in the broadcast resource region, on the basis of a pre-defined mapping rule of the broadcast resource region and the shared resource region; and transmitting, in the selected first shared resource, feedback information including information on the occurrence of the collision, wherein the broadcast resource region is a resource region, which is defined so as to transmit or receive the broadcast information, and the shared resource region can be determined as a resource region shared between a plurality of terminals.
    Type: Application
    Filed: November 8, 2018
    Publication date: August 20, 2020
    Inventors: Hojae LEE, Gwanmo KU, Haewook PARK, Kilbom LEE, Sangrim LEE, Hyukjin CHAE
  • Publication number: 20200267676
    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: Application
    Filed: May 6, 2020
    Publication date: August 20, 2020
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae
  • Publication number: 20200267671
    Abstract: One embodiment of the present invention relates to a method for transmitting a sidelink synchronization signal (SLSS) in a wireless communication system, comprising the steps of: selecting, by user equipment (UE), a synchronization reference from among a plurality of synchronization sources; and transmitting the SLSS on the basis of the selected synchronization reference, wherein the synchronization reference is selected from among synchronization sources in two or more component carriers (CCs).
    Type: Application
    Filed: September 28, 2018
    Publication date: August 20, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyukjin CHAE, Seungmin LEE, Hanbyul SEO
  • Publication number: 20200267507
    Abstract: Disclosed are a method for a terminal transmitting positioning information in a wireless communication system supporting sidelink and a device therefor according to various embodiments. Disclosed are a method for a terminal transmitting positioning information and a device therefor, the method comprising the steps of: receiving, from a network or a transmission terminal, a positioning signal comprising N consecutive tones to which reference signals are mapped; measuring the phase difference between a reference signal, which is mapped to an anchor tone which is a reference among the N consecutive tones, and the reference signals respectively mapped to the remaining tones; and transmitting, to the network or the transmission terminal, positioning information comprising information relating to the measured phase difference, wherein the positioning information comprises information relating to the sum of the measured phase differences between the reference signals.
    Type: Application
    Filed: October 29, 2018
    Publication date: August 20, 2020
    Inventors: Hyukjin CHAE, Seungmin LEE
  • Patent number: 10750479
    Abstract: Disclosed is a method for determining, by a terminal, a transmission resource pool in device-to-device (D2D) communication. The method for determining a transmission resource pool comprises the steps of: indexing resource blocks within a resource block pool; and mapping the indexed resource blocks to physical resource blocks, wherein the indexed resource blocks are arranged in order of increasing resource block index, the resource block pool is used to transmit D2D signals, and information about the configuration of the resource block pool can be indicated by upper layer signaling.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: August 18, 2020
    Assignee: LG Electronics Inc.
    Inventors: Youngtae Kim, Hanbyul Seo, Hyukjin Chae
  • Publication number: 20200260413
    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: Application
    Filed: September 21, 2018
    Publication date: August 13, 2020
    Inventors: Uihyun HONG, Hanbyul SEO, Seungmin LEE, Hyukjin CHAE
  • Patent number: 10742291
    Abstract: In an aspect of the present invention, a method for reporting channel state information (CSI) of a UE in a wireless communication system includes: receiving, from an eNB, CSI-RS resource information related to a CSI-RS resource to which a channel state information-reference signal (CSI-RS) is mapped; receiving the CSI-RS transmitted through one or more antenna ports from the eNB based on the received CSI-RS resource information; and reporting CSI generated based on the received CSI-RS to the eNB, in which the CSI-RS resource is configured by aggregating a plurality of CSI-RS resources, and the aggregated CSI-RS resources are respectively positioned in different subframes on a time axis or in different resource blocks on a frequency axis.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: August 11, 2020
    Assignee: LG Electronics Inc.
    Inventors: Haewook Park, Jonghyun Park, Kijun Kim, Hyukjin Chae
  • Publication number: 20200252871
    Abstract: An embodiment of the present invention relates to a method for receiving, by a terminal, a signal of another terminal by using a time resource pattern of transmission (T-RPT) in a wireless communication system, the method comprising the steps of: determining subframes through which the another terminal transmits data, by applying a T-RPT bitmap to subframes within a physical sidelink control channel (PSCCH) period; and receiving D2D data from at least some of the subframes through which the another terminal transmits data, wherein when the terminal has received first information within the PSCCH period, the terminal switches subframes into a sleep mode according to the first information even though the T-RPT bitmap indicates that data is to be transmitted through the subframes.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 6, 2020
    Inventors: Hyukjin CHAE, Hanbyul SEO
  • Patent number: 10735239
    Abstract: One embodiment of the present invention is a method by which a D2D terminal transmits a synchronization signal in a wireless communication system, the synchronization signal transmission method comprising: generating a primary sidelink synchronization signal (PSSS); and transmitting the PSSS, wherein the transmission power of the PSSS is the same as the transmission power of a channel in which system and synchronization-related information is transmitted.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: August 4, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyukjin Chae, Hanbyul Seo, Hakseong Kim, Suhwan Lim, Inkwon Seo
  • Patent number: 10736152
    Abstract: A method for resolving, by a mobile device, resource collision in a V2X communication environment may comprise the steps of: determining whether resource collision has occurred in a specific resource selected by a plurality of adjacent mobile devices; and, if it is determined that resource collision has occurred, transmitting information on the result of the determination to the plurality of adjacent mobile devices.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: August 4, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Jongwoo Hong, Myoungseob Kim, Seungmin Lee, Youngtae Kim, Hyukjin Chae, Hanbyul Seo
  • Publication number: 20200245281
    Abstract: Disclosed are a method for a terminal receiving a sidelink signal for each geographical area in a wireless communication system supporting a sidelink, and a device therefor according to various embodiments. Disclosed are a method for a terminal receiving a sidelink signal for each geographical area and a device therefor, the method comprising the steps of: receiving at least one synchronization signal transmitted for each geographical area; and configuring reception timing for each geographical area on the basis of the at least one synchronization signal and receiving a sidelink signal.
    Type: Application
    Filed: October 29, 2018
    Publication date: July 30, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyukjin CHAE, Hanbyul SEO, Sukhyon YOON, Changhwan PARK
  • Patent number: 10728879
    Abstract: A method of transmitting a device-to-device (D2D) signal by a user equipment (UE) in D2D communication is disclosed. The method for transmitting a D2D signal includes the steps of performing frequency hopping for physical resource blocks (PRBs) in a resource block pool based on a predefined hopping patter, and transmitting a D2D signal using the PRBs. The resource block pool is configured by means of higher layer signaling and the transmission of the D2D signal occurs only when PRBs for transmitting the D2D signal are consecutive in a subframe.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: July 28, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngtae Kim, Hanbyul Seo, Hyukjin Chae
  • Patent number: 10727992
    Abstract: The present invention discloses a method for estimating an index of a symbol in a wireless communication system and an apparatus therefor. Specifically, a method for estimating an index of a symbol by a terminal in a wireless communication system comprises the steps of: receiving, from a base station, one or more specific synchronization signals through one or more symbols; identifying the indices corresponding to the one or more symbols, based on a predefined pattern configured with multiple specific synchronization signals for a specific time unit and the received one or more specific synchronization signals; and receiving, from the base station, a specific signal, through a specific symbol determined using the identified indices.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: July 28, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Seunggye Hwang, Kijun Kim, Bonghoe Kim, Hyukjin Chae
  • Publication number: 20200236518
    Abstract: The present invention provides a vehicle-to-X (V2X) operation method performed by a V2X terminal in a wireless communication system, the method comprising: reserving a finite number of resources used for performing a V2X communication; and performing the V2X communication on the finite number of reserved resources.
    Type: Application
    Filed: February 11, 2020
    Publication date: July 23, 2020
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae, Youngtae Kim
  • Publication number: 20200229189
    Abstract: Provided herein are a method for performing wireless communication by a first apparatus and an apparatus for supporting the same. The method may include the steps of receiving a configuration related to a Uu bandwidth part (BWP) from a base station, and receiving a configuration related to a sidelink (SL) BWP from the base station. Herein, based on a numerology of the Uu BWP and a numerology of the SL BWP being different, the first apparatus may not perform SL communication on the SL BWP.
    Type: Application
    Filed: March 6, 2020
    Publication date: July 16, 2020
    Inventors: Kyuhwan KWAK, Seungmin LEE, Hanbyul SEO, Daesung HWANG, Hyukjin CHAE
  • Patent number: 10716093
    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: September 30, 2016
    Date of Patent: July 14, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hanbyul Seo, Hyukjin Chae, Seungmin Lee
  • Publication number: 20200221335
    Abstract: Disclosed are a method whereby a terminal transmits a device-to-device (D2D) signal in a wireless communication system that supports D2D communication according to various embodiments, and an apparatus therefor. Disclosed are a method whereby a terminal transmits a D2D signal, and an apparatus therefor, wherein the method comprises: a step of measuring a technology congestion level with regard to a predetermined resource area; and a step of determining a wireless technology that is to be used for the 2D2 signal transmission on the basis of the technology congestion level, and transmitting the D2D signal on the basis of the determined wireless technology, and wherein the technology congestion level is related to the proportion of received signals that include information regarding the usage of a particular wireless technology in the predetermined resource area.
    Type: Application
    Filed: September 19, 2018
    Publication date: July 9, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyukjin CHAE, Seungmin LEE