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: 10805776
    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: allocating a V2X resource pool to a subframe remaining after excluding a specific subframe; and performing a V2X communication on the allocated V2X resource pool.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: October 13, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae, Youngtae Kim
  • Publication number: 20200323003
    Abstract: A method for a base station to support a Device-to-Device (D2D) communication, includes transmitting a Radio Resource Control (RRC) signaling for a Reference Signal Received Power (RSRP) ranges configured for selecting a resource pool to one or more D2D terminals; and transmitting a reference signal to the one or more D2D terminals, wherein the resource pool is selected based on a RSRP measurement result for the reference signal and the RSRP ranges configured for the resource pool, and wherein the selected resource pool is for repeated transmissions of a discovery signal by the D2D terminals.
    Type: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyukjin CHAE, Hanbyul SEO, Seungmin LEE, Kijun KIM
  • Publication number: 20200322924
    Abstract: The present invention relates to a method by which a vehicle-to-everything (V2X) terminal performs V2X communication in a wireless communication system, and a device. Particularly, the method comprises the steps of: receiving information on a resource pool for V2X communication; and transmitting a message for at least one of a plurality of communication services having different coverages, on the basis of the resource pool.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 8, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngtae KIM, Hanbyul SEO, Seungmin LEE, Hyukjin CHAE
  • Publication number: 20200313801
    Abstract: One embodiment of the present invention relates to a method for a second user equipment transmitting a receipt acknowledgement in a wireless communication system, the method for transmitting the receipt acknowledgement comprising the steps of: the second UE receiving data from the first UE; determining a subframe to transmit the receipt acknowledgement by comparing a time resource pattern for transmission (T-RPT) of the first UE and a T-RPT of the second UE; and transmitting the receipt acknowledgement relating to the data from the determined subframe to the first UE.
    Type: Application
    Filed: May 8, 2020
    Publication date: October 1, 2020
    Inventor: Hyukjin Chae
  • Patent number: 10791584
    Abstract: Disclosed are a method for transmitting and receiving data in a wireless communication system supporting vehicle-to-everything (V2X) communication, and an apparatus therefor. Specifically, a method for transmitting and receiving data by a first terminal in a wireless communication system supporting V2X comprises the steps of: receiving, from a base station, downlink control information (DCI) including resource allocation information related to the transmission of control information for a sidelink; transmitting, to a second terminal, the control information for the sidelink on the basis of the resource allocation information; and transmitting at least one type of data to the second terminal, wherein the control information for the sidelink can be transmitted in a second subframe positioned after a predetermined offset from a first subframe in which the downlink control information is received.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: September 29, 2020
    Assignee: LG Electronics Inc.
    Inventors: Myoungseob Kim, Hanbyul Seo, Seungmin Lee, Hyukjin Chae
  • Patent number: 10785618
    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: allocating a V2X resource pool to a subframe remaining after excluding a specific subframe; and performing a V2X communication on the allocated V2X resource pool.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: September 22, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae, Youngtae Kim
  • Publication number: 20200296731
    Abstract: An embodiment of the present invention relates to a method for a device-to-device (D2D) terminal transmitting a physical sidelink shared channel (PSSCH) in a wireless communication system. The PSSCH transmission method comprises the steps of: receiving a physical sidelink control channel (PSCCH) and a PSSCH transmitted in a resource region indicated by means of the PSCCH; if an energy measurement value with respect to the PSSCH is greater than a preset threshold, selecting a transmission resource excluding the resource region in which the PSSCH has been transmitted; and transmitting a D2D signal by means of the selected transmission resource, wherein the threshold has a value that varies in accordance with whether or not the PSSCH is retransmission or the redundancy version (RV) of the PSSCH.
    Type: Application
    Filed: August 22, 2017
    Publication date: September 17, 2020
    Inventor: Hyukjin Chae
  • Publication number: 20200295883
    Abstract: According to an embodiment, proposed herein is an operating method of a first apparatus in a wireless communication system. The method may include the steps of determining a first region for selecting resources related to transmission of sidelink information, and adjusting the first region to a second region based on information related to sidelink HARQ feedback.
    Type: Application
    Filed: June 3, 2020
    Publication date: September 17, 2020
    Inventors: Jongyoul LEE, Hanbyul SEO, Seungmin LEE, Sunghoon JUNG, Hyukjin CHAE
  • Publication number: 20200296692
    Abstract: The present invention provides a V2X operation method implemented by a V2X (vehicle-to-X) terminal in a wireless communication system, the method characterized by: if a V2X transmission operation and a wide area network (WAN) transmission operation overlap in a time domain, determining whether or not the V2X transmission operation and the WAN transmission operation are performed on a same carrier; and performing the V2X transmission operation on the basis of the determination, wherein, if the V2X transmission operation and the WAN transmission operation are performed on different carriers, the V2X transmission operation is performed on the basis of a transmission power applied to the V2X transmission operation or, if the V2X transmission operation and the WAN transmission operation are performed on the same carrier, the V2X transmission operation is performed on the basis of a priority applied to the V2X transmission operation.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 17, 2020
    Inventors: Seungmin LEE, Hanbyul SEO, Hyukjin CHAE
  • Publication number: 20200296690
    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: March 6, 2017
    Publication date: September 17, 2020
    Inventors: Seungmin LEE, Hanbyul SEO, Hyukjin CHAE
  • Publication number: 20200296691
    Abstract: The present invention provides a V2X operation method implemented by a V2X (vehicle-to-X) terminal in a wireless communication system, the method characterized by: receiving information which indicates that another communication is implemented on V2X resources; and transmitting a V2X message on the basis of the information, wherein a V2X terminal is a terminal having limited capability to detect the implementation of the other communication on the V2X resources.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 17, 2020
    Inventors: Seungmin LEE, Hanbyul SEO, Hyukjin CHAE
  • Publication number: 20200296614
    Abstract: A distance measurement method of user equipment in a wireless communication system is provided. The method comprises receiving a plurality of ranging request signals and transmitting a plurality of ranging response signals for the plurality of ranging request signals, wherein the number of transmitted ranging response signals is less than or equal to a maximum response signal number, and the maximum response signal number is determined on the basis of a channel busy ratio (CBR) measured by the terminal.
    Type: Application
    Filed: November 8, 2018
    Publication date: September 17, 2020
    Inventors: Seungmin Lee, Hyukjin Chae, Hanbyul Seo, Sangrim Lee
  • Publication number: 20200288431
    Abstract: Provided is a method for transmitting a sidelink message by a terminal in a wireless communication system. The method comprises: selecting at least one sidelink message among a plurality of sidelink messages, on the basis of the importance of each of the sidelink messages; selecting at least one carrier among a plurality of predetermined carriers, on the basis of the priority of each of the carriers and the importance of the selected at least one sidelink message; and transmitting the selected at least one sidelink message through the selected at least one carrier, wherein a sidelink message having relatively high importance among the selected at least one sidelink message is preferentially transmitted through a carrier having relatively high priority among the selected at least one carrier.
    Type: Application
    Filed: October 15, 2018
    Publication date: September 10, 2020
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae
  • Publication number: 20200287686
    Abstract: The present invention relates to a method and a device for transmitting a device-to-device (D2D) signal of a first terminal in a wireless communication system. Particularly, the method comprises the steps of: receiving at least one parameter for D2D communication which includes a scheduling assignment identity (ID); and transmitting a D2D signal generated by using the scheduling assignment ID to a second terminal through an uplink subframe, wherein the scheduling assignment ID is associated with the second terminal for the D2D communication.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 10, 2020
    Applicant: LG Electronics Inc.
    Inventors: Youngtae KIM, Hanbyul SEO, Kijun KIM, Inkwon SEO, Hyukjin CHAE, Suckchel YANG, Myoungseob KIM
  • Patent number: 10772075
    Abstract: Provided are a method for transmitting a vehicle-to-everything (V2X) signal performed by a user equipment (UE) having a limited transmission capability in a multi-carrier system and a UE using the method. The method includes selecting a first resource in a first carrier, if using a specific subframe in a second carrier exceeds a transmission capability of the UE considering the first resource, selecting a second resource randomly among the remaining subframes except the specific subframe in the second carrier and transmitting the V2X signal using the first resource and the second resource.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: September 8, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae
  • Patent number: 10771121
    Abstract: An embodiment of the present invention relates to a method for performing beam search or beam transmission by a first UE in a wireless communication system, the method comprising the steps of: receiving location information from a second UE; and performing at least one of beam search and beam transmission for an area determined on the basis of the received location information, wherein one or more of a beam direction, a beam first search direction, and a beam width for the beam search or the beam transmission are determined according to one or more of a location, a speed, and a moving direction of the first UE, and a service and a required packet delay value for the first UE.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: September 8, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyukjin Chae, Hanbyul Seo
  • Publication number: 20200280941
    Abstract: A method for transmitting a D2D (Device to Device) signal in a wireless communication system, includes receiving, by a user equipment (UE), a synchronization signal; and transmitting, by the UE, the D2D signal based on a timing advance offset related to a reception timing of the synchronization signal, wherein the timing advance offset is a value greater than 0 based on that the UE is the in-coverage of a node B, and wherein the timing advance offset is a value equal to 0 based on that the UE is the out-of-coverage of the node B and the synchronization signal is related to the in-coverage of the node B.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyukjin CHAE, Hanbyul SEO
  • Publication number: 20200280961
    Abstract: Provided are a method for transmitting a vehicle-to-everything (V2X) message by a terminal in a wireless communication system, and a device using the method. The method comprises: performing an operation of excluding candidate resources on the basis of a PSSCH-RSRP threshold value in a selection window; determining whether the ratio of remaining candidate resources in the selection window is smaller than a predetermined threshold value; when the ratio is smaller than the threshold value, according to whether at least one of the delay requirement and priority of the V2X message satisfies a predetermined condition, increasing the PSSCH-RSRP threshold value and performing an operation of excluding candidate resources on the basis of the increased PSSCHRSRP threshold value; and transmitting the V2X message by using a resource selected among the remaining candidate resources in the selection window.
    Type: Application
    Filed: October 1, 2018
    Publication date: September 3, 2020
    Inventors: Seungmin Lee, Hanbyul Seo, Hyukjin Chae, Kyuhwan Kwak
  • Patent number: 10764867
    Abstract: An embodiment of the present invention provides a method for a first UE to transmit a physical sidelink shared channel (PSSCH) in a wireless communication system, the PSSCH transmission method comprising: a step of excluding subframes, used by a second UE, from candidate subframes for PSSCH transmission; and a step of selecting a subframe for transmitting a PSSCH and transmitting the PSSCH, after excluding the subframes, used by the second UE, from the candidate subframes, wherein the subframes used by the second UE include subframes assumed to be repeatedly used by the second UE according to a reservation period of the second UE, wherein, if the reservation period of the second UE is smaller in value than a predetermined value, the shorter the reservation period of the second UE becomes, the greater the number of the subframes assumed to be repeatedly used becomes.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: September 1, 2020
    Assignee: LG Electronics Inc.
    Inventors: Hyukjin Chae, Hanbyul Seo, Seungmin Lee
  • Patent number: 10764838
    Abstract: A method for a terminal receiving a beam reference signal (BRS) and a physical broadcast channel (PBCH) in a wireless communication system can comprise the steps of: determining a power ratio of BRS to PBCH per resource element (RE) on the basis of the number of BRS ports; detecting the BRS and a demodulation reference signal (DMRS) on the basis of the number of the BRS ports; and determining whether or not the determined power ratio of BRS to PBCH is to be compensated to an estimated channel on the basis of the DMRS.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: September 1, 2020
    Assignee: LG Electronics Inc.
    Inventors: Kilbom Lee, Kijun Kim, Kyuseok Kim, Minki Ahn, Hyukjin Chae