Patents by Inventor Geonjung KO

Geonjung KO 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: 20250142399
    Abstract: A non-access point (AP) multi-link device operating in a first link and a second link is disclosed. The non-AP multi-link device comprises a transmission/reception unit and a processor. The processor receives a beacon frame or a probe response frame from an AP multi-link device operating in the first link and the second link, determines a traffic identifier (TID) mapped to the first link and the second link according to TID-to-Link mapping indicated by the beacon frame or the probe response frame, and performs transmission in the first link or the second link according to the TID mapped to the first link and the second link.
    Type: Application
    Filed: January 6, 2025
    Publication date: May 1, 2025
    Inventors: Sanghyun KIM, Geonjung KO, Juhyung SON, Jinsam KWAK
  • Publication number: 20250142621
    Abstract: The present invention relates to a wireless communication terminal and wireless communication method for clear channel assessment, and more particularly, to a wireless communication terminal and a wireless communication method for performing an efficient clear channel assessment for spatial reuse of a communication system.
    Type: Application
    Filed: December 24, 2024
    Publication date: May 1, 2025
    Inventors: Juhyung SON, Jinsam KWAK, Geonjung KO
  • Publication number: 20250142638
    Abstract: A non-access point (AP) multi-link device (MLD) of the present invention, comprising a plurality of stations operating on a plurality of links in a wireless communication system, may receive a frame from an AP MLD comprising a plurality of APs, operating on a plurality of links, and may process each of one or more TBTT information fields on the basis of a TBTT information type subfield and a TBTT information length field included in the frame.
    Type: Application
    Filed: December 24, 2024
    Publication date: May 1, 2025
    Inventors: Geonjung KO, Juhyung SON, Sanghyun KIM, Jinsam KWAK
  • Publication number: 20250142346
    Abstract: The present invention relates to a wireless communication method and a wireless communication terminal for a spatial reuse operation of an overlapping basic service set, and more particularly, to a wireless communication method and a wireless communication terminal for supporting a spatial reuse operation of an overlapping basic service set to efficiently use a wireless resource. To this end, provided are a wireless communication terminal including: a processor; and a communication unit, wherein the processor receives a trigger frame indicating an uplink multi-user transmission, and transmits a trigger-based PHY protocol data unit (PPDU) in response to the received trigger frame, wherein the trigger-based PPDU comprises a spatial reuse parameter for spatial reuse operation of an overlapping basic service set (OBSS) terminal and a wireless communication method using the same.
    Type: Application
    Filed: December 28, 2024
    Publication date: May 1, 2025
    Inventors: Geonjung KO, Juhyung SON, Jinsam KWAK, Woojin AHN
  • Patent number: 12289672
    Abstract: Disclosed are a method and device for channel switching performed by a multilink device (MLD) including a plurality of stations each operating on a plurality of links in a wireless communication system. Specifically, the MLD of the present invention can receive a frame for channel switching from a first access point (AP) of an AP MLD including at least one AP and recognize channel switching of another AP on the basis of the received frame.
    Type: Grant
    Filed: August 29, 2024
    Date of Patent: April 29, 2025
    Assignee: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
    Inventors: Sanghyun Kim, Geonjung Ko, Juhyung Son, Jinsam Kwak
  • Publication number: 20250132881
    Abstract: A station that wirelessly communicates is disclosed. The station comprises a transceiver and a processor. The processor is configured to: receive, using the transceiver, a triggering frame that triggers transmission by the station; on the basis of the type of triggering frame and a type of trigger-based (TB) physical layer protocol data unit (PPDU) transmitted in response to the triggering frame, determine a value of a Length field of a signaling field of the trigger-based PPDU, the Length field indicating a value used to calculate a duration of the TB PPDU; and transmit the TB PPDU.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 24, 2025
    Inventors: Geonjung KO, Juhyung SON, Sanghyun KIM, Jinsam KWAK
  • Publication number: 20250132885
    Abstract: Provided is a wireless communication terminal that communicates wirelessly. The wireless communication terminal includes: a transceiver, and a processor. The processor receiving trigger information from a base wireless communication terminal using the transceiver, and transmits an Aggregate-MAC Protocol Data Unit (A-MPDU) to the base wireless communication terminal based on the trigger information.
    Type: Application
    Filed: January 4, 2025
    Publication date: April 24, 2025
    Inventors: Woojin AHN, Juhyung SON, Geonjung KO, Jinsam KWAK
  • Publication number: 20250133588
    Abstract: The present invention relates to a wireless communication method and a wireless communication terminal using a determination of basic service set identification information of a received frame, and more particularly, to a wireless communication method and a wireless communication terminal for performing an operation according to a determination result whether the received frame is an intra-BSS frame or an inter-BSS frame.
    Type: Application
    Filed: December 30, 2024
    Publication date: April 24, 2025
    Inventors: Geonjung KO, Juhyung SON, Jinsam KWAK, Woojin AHN
  • Publication number: 20250133631
    Abstract: Provided is a wireless communication terminal that communicates wirelessly. The wireless communication terminal includes a transceiver and a processor for processing a radio signal received through the transceiver or a radio signal to be transmitted through the transceiver. The processor accesses a channel according to according to a priority of data to be transmitted to the base communication terminal by the wireless communication terminal.
    Type: Application
    Filed: January 6, 2025
    Publication date: April 24, 2025
    Inventors: Woojin AHN, Juhyung SON, Geonjung KO, Jinsam KWAK
  • Publication number: 20250125840
    Abstract: The present invention relates to a wireless communication method and a wireless communication terminal for signaling a multi-user packet. More specifically, provided are a wireless communication terminal including a communication unit; and a processor configured to process signals transmitted and received through the communication unit, wherein the processor receives, through the communication unit, a high efficiency multi-user PHY protocol data unit (HE MU PPDU), wherein a preamble of the HE MU PPDU includes high efficiency signal A field (HE-SIG-A) and high efficiency signal B field (HE-SIG-B), and decodes the received HE MU PPDU based on information obtained from the HE-SIG-A, wherein a configuration of the HE-SIG-B is identified based on information obtained from at least one subfield of the HE-SIG-A and a wireless communication method using the same.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 17, 2025
    Inventors: Juhyung SON, Jinsam KWAK, Geonjung KO, Woojin AHN
  • Patent number: 12278723
    Abstract: The present invention relates to a channel access method for data transmission, and a wireless communication method and a wireless communication terminal using the same, and more particularly, to a wireless communication method and a wireless communication terminal for efficiently scheduling data transmissions of a plurality of terminals. To this end, provided are a wireless communication terminal comprising a processor and a transceiver, wherein the processor receives a trigger frame indicating an uplink multi-user transmission, and transmits an uplink multi-user PLCP protocol data unit (PPDU) in response to the received trigger frame, wherein the trigger frame and a non-legacy preamble of the uplink multi-user PPDU contains remaining transmission opportunity (TXOP) time information of a current TXOP and a wireless communication method using the same.
    Type: Grant
    Filed: April 27, 2024
    Date of Patent: April 15, 2025
    Assignees: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
    Inventors: Juhyung Son, Jinsam Kwak, Geonjung Ko
  • Patent number: 12279311
    Abstract: Provided are a wireless communication terminal including: a processor; and a communication unit, wherein the processor obtains a backoff counter for an OFDMA-based random access of the terminal, wherein the backoff counter is obtained within a range of a contention window for the uplink OFDMA-based random access, receives a trigger frame indicating an uplink multi-user transmission, when one or more resource unit(s) in which random access can be performed is indicated by the trigger frame, decrements the backoff counter based on a number of resource units(s) in which random access can be performed, and when the backoff counter is 0 or decremented to 0, performs an uplink multi-user transmission through a selected resource unit among the resource units(s) and a wireless communication method using the same.
    Type: Grant
    Filed: September 24, 2023
    Date of Patent: April 15, 2025
    Assignees: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
    Inventors: Woojin Ahn, Juhyung Son, Jinsam Kwak, Geonjung Ko
  • Publication number: 20250119240
    Abstract: A wireless communication terminal for wireless communication is disclosed. The wireless communication terminal includes: a transceiver, and a processor. The processor is configured to transmit a non-legacy physical layer frame including a legacy signaling field including information decodable by a legacy wireless communication terminal by using the transceiver.
    Type: Application
    Filed: October 11, 2024
    Publication date: April 10, 2025
    Inventors: Geonjung KO, Jinsam KWAK, Juhyung SON
  • Patent number: 12273566
    Abstract: A video signal processing method may comprise the steps of: acquiring a first syntax element indicating whether a subblock-based merging mode is applied to a current block; acquiring a second syntax element indicating whether a merging mode using motion vector difference is applied to the current block, when the first syntax element indicates that the subblock-based merging mode is not applied to the current block; and acquiring a third syntax element indicating a candidate to be used in inter-prediction for the current block, among candidates contained in a mergence candidate list for the current block, when the second syntax element indicates that the merging mode using motion vector difference is applied to the current block.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: April 8, 2025
    Assignee: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
    Inventors: Geonjung Ko, Dongcheol Kim, Juhyung Son, Jaehong Jung, Jinsam Kwak
  • Patent number: 12273564
    Abstract: A video signal processing method may comprise the steps of: acquiring a first syntax element indicating whether a subblock-based merging mode is applied to a current block; acquiring a second syntax element indicating whether a merging mode using motion vector difference is applied to the current block, when the first syntax element indicates that the subblock-based merging mode is not applied to the current block; and acquiring a third syntax element indicating a candidate to be used in inter-prediction for the current block, among candidates contained in a mergence candidate list for the current block, when the second syntax element indicates that the merging mode using motion vector difference is applied to the current block.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: April 8, 2025
    Assignee: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
    Inventors: Geonjung Ko, Dongcheol Kim, Juhyung Son, Jaehong Jung, Jinsam Kwak
  • Publication number: 20250106434
    Abstract: Disclosed is a video signal processing method comprising the steps of: obtaining at least one transform block for a residual signal of a current block from a video signal bitstream; determining, on the basis of length information of a first side of the transform block, a horizontal transform kernel for horizontal transformation of the transform block, regardless of the length of a second side of the transform block, which is orthogonal to the first side; determining, on the basis of length information of the second side, a vertical transform kernel for vertical transformation of the transform block, regardless of the length of the first side; obtaining the residual signal of the current block by performing, on the transform block, inverse transformation using the horizontal transform kernel and the vertical transform kernel; and reconstructing the current block on the basis of the obtained residual signal.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 27, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jaehong JUNG, Juhyung SON, Dongcheol KIM, Geonjung KO, Jinsam KWAK
  • Publication number: 20250106388
    Abstract: Disclosed is a video signal processing method and device that encodes or decodes a video signal. In particular, the video signal processing method may comprise the steps of: parsing a first syntax element indicating whether a merge mode is applied to a current block; when the merge mode is applied to the current block, determining whether to parse a second syntax element on the basis of a first predefined condition, wherein the second syntax element indicates whether a first mode or a second mode is applied to the current block; when the first mode and the second mode are not applied to the current block, determining whether to parse a third syntax element on the basis of a second predefined condition; and determining a mode applied to the current block on the basis of the second syntax element or the third syntax element.
    Type: Application
    Filed: December 10, 2024
    Publication date: March 27, 2025
    Inventors: Geonjung KO, Dongcheol KIM, Juhyung SON, Jaehong JUNG, Jinsam KWAK
  • Patent number: 12262044
    Abstract: Disclosed is a video signal processing method comprising the steps of: acquiring a merge index which indicates a candidate for prediction of a current block among a plurality of candidates for the prediction of the current block, which are included in a merge candidate list; acquiring motion information of the current block on the basis of motion information corresponding to the candidate indicated by the merge index; when the motion information of the current block includes a plurality of motion vectors corresponding to a list of different reference pictures, comparing picture order count (POC) differences between each of the reference pictures corresponding to the plurality of motion vectors and the current picture including the current block; correcting the plurality of motion vectors on the basis of a result of the comparison; and reconstructing the current block on the basis of the plurality of corrected motion vectors.
    Type: Grant
    Filed: January 9, 2024
    Date of Patent: March 25, 2025
    Assignee: HUMAX CO., LTD.
    Inventors: Jaehong Jung, Dongcheol Kim, Geonjung Ko, Juhyung Son, Jinsam Kwak
  • Publication number: 20250097088
    Abstract: A wireless communication terminal is disclosed. The wireless communication terminal includes a transceiver transmitting/receiving a wireless signal, and a processor controlling an operation of the wireless communication terminal. The transceiver obtains a signaling field from a physical frame including data to be transmitted from a base wireless communication terminal to each of a plurality of wireless communication terminals including the wireless communication terminal, and receives, from the physical frame based on the signaling field, the data having been transmitted from the base wireless communication terminal to the wireless communication terminal. The signaling field signals information about the plurality of wireless communication terminals. The base wireless communication terminal is any one wireless communication terminal different from the plurality of wireless communication terminals.
    Type: Application
    Filed: November 30, 2024
    Publication date: March 20, 2025
    Inventors: Juhyung SON, Jinsam KWAK, Geonjung KO
  • Publication number: 20250088305
    Abstract: The present invention relates to a method for transmitting an aggregate MPDU and a response frame thereto and a wireless communication terminal using the same, and more particularly, to a wireless communication method and a wireless communication terminal for setting various formats of the aggregate MPDU and the response frame thereto and performing an efficient data communication by using the same.
    Type: Application
    Filed: November 25, 2024
    Publication date: March 13, 2025
    Inventors: Woojin AHN, Juhyung SON, Geonjung KO, Jinsam KWAK