Abstract: The present invention relates to a wireless communication method and a wireless communication terminal using a non-contiguous channel. To this end, provided are a wireless communication terminal including a processor and a transceiver, wherein the processor receives a wireless packet through the communication unit, obtains total bandwidth information indicated via a bandwidth field of HE-SIG-A of the received packet, obtains information of an unassigned resource unit via at least one of the bandwidth field of the HE-SIG-A and a subfield of HE-SIG-B of the received packet, and decodes the received packet based on the total bandwidth information and the information of the unassigned resource unit and a wireless communication method using the same.
Type:
Grant
Filed:
September 9, 2022
Date of Patent:
December 10, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: The present invention relates to a wireless communication terminal and a wireless communication method for efficiently managing simultaneous data transmissions of a plurality of terminals. To this end, provided are a base wireless communication terminal including: a transceiver configured to transmit and receive a wireless signal; and a processor configured to control an operation of the base wireless communication terminal, wherein the processor is configured to: transmit a trigger frame triggering a multi-user uplink transmission of a plurality of terminals, receive multi-user uplink data through resources allocated to the plurality of terminals, and transmit a block ACK through the resources in response to the received multi-user uplink data, wherein the transmission of the block ACK in each resource is terminated at the same time, and a wireless communication method using the same.
Type:
Grant
Filed:
June 13, 2023
Date of Patent:
December 10, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Inventors:
Woojin Ahn, Yongho Kim, Jinsam Kwak, Juhyung Son
Abstract: Disclosed is a base station of a wireless communication system. Each base station for wireless communication comprises: a communication module; and a processor. The processor can receive signaling about a bandwidth part (BWP) from the base station, determine, on the basis of the signaling, an activated BWP among one or more BWPs set in an unlicensed band, and monitor a physical downlink control channel (PDCCH) in the activated BWP.
Type:
Grant
Filed:
November 4, 2019
Date of Patent:
December 3, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
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:
Grant
Filed:
July 5, 2023
Date of Patent:
December 3, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Abstract: A non-AP station for communicating with an access point (AP) is disclosed. The non-AP station comprises a transceiving unit and a processor. The processor: receives, from the AP by using the transceiving unit, a first PPDU including a multi user-request to send (MU-RTS) TXOP sharing (TXS) trigger frame; for the MU-RTS TXS trigger frame, allocates, to the non-AP station, a shared TXOP that is a portion of a TXOP acquired by the AP; transmits, to the AP by using the transceiving unit, a second PPDU including a CTS frame in response to the MU-RTS TXS frame; and transmits a third PPDU within the shared TXOP by using the transceiving unit.
Type:
Grant
Filed:
November 17, 2023
Date of Patent:
December 3, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Inventors:
Sanghyun Kim, Geonjung Ko, Juhyung Son, Jinsam Kwak
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:
Grant
Filed:
July 7, 2023
Date of Patent:
November 26, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: The present invention relates to a method, device, and system for downlink data reception and HARQ-ACK transmission in a wireless communication system. According to the present invention, in the method, device, and system for downlink data reception and HARQ-ACK transmission, a first physical downlink control channel (PDCCH) for scheduling of a first physical downlink shared channel (PDSCH) is received, and a second PDCCH for scheduling of a second PDSCH is received. Thereafter, uplink control information (UCI) including a hybrid automatic repeat request (HARQ)-acknowledge (ACK) codebook for the first PDSCH and the second PDSCH is transmitted to a base station.
Type:
Grant
Filed:
July 17, 2023
Date of Patent:
November 26, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: The present invention provides a device and a method for data reception/transmission performed by a multi-link device (MLD) including multiple stations operating in multiple links in a wireless communication system. Specifically, the MLD in the present invention may receive a frame transmitted from a first access point (AP) or a first station (STA) operating in the first link, through a second STA operating in the second link, and reset a medium sync delay timer for application of a medium sync delay of the second STA on the basis of the received frame when the medium sync delay timer is not “0”.
Type:
Grant
Filed:
December 19, 2023
Date of Patent:
November 19, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Inventors:
Geonjung Ko, Juhyung Son, Sanghyun Kim, Jinsam Kwak
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The processor is configured to receive a frame through the transceiver, determine whether the frame is classified into an Intra-Basic Service Set (BSS) frame or an Inter-BSS frame according to a BSS from which the frame is transmitted, and access a channel according to whether the frame is an Intra-BSS frame or an Inter-BSS frame.
Type:
Grant
Filed:
April 11, 2023
Date of Patent:
November 19, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
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:
Grant
Filed:
June 6, 2023
Date of Patent:
November 19, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The processor is configured to receive a frame through the transceiver, determine whether the frame is classified into an Intra-Basic Service Set (BSS) frame or an Inter-BSS frame according to a BSS from which the frame is transmitted, and access a channel according to whether the frame is an Intra-BSS frame or an Inter-BSS frame.
Type:
Grant
Filed:
May 19, 2023
Date of Patent:
November 12, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Abstract: Provided is a wireless communication terminal. The wireless communication terminal includes a transceiver and a processor. The processer performs a contention procedure based on a back-off counter, in each of a plurality of channel and accesses, by using the transceiver, at least one of the plurality of channels based on the contention procedure.
Type:
Grant
Filed:
April 13, 2023
Date of Patent:
October 22, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Inventors:
Jinsoo Ahn, Yongho Kim, Jinsam Kwak, Juhyung Son
Abstract: Disclosed is a wireless communication terminal for performing communication wirelessly. The wireless communication terminal includes: a first wireless transceiver, which transmits/receives a signal through a first waveform; a second wireless receiver, which receives a signal through a second waveform different from the first waveform; and a processor.
Type:
Grant
Filed:
March 10, 2023
Date of Patent:
October 22, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The processor is configured to receive a Downlink Multi-User (DL MU) PPDU including information for an Uplink Multi-User (UL MU) transmission from a base wireless communication terminal by using the transceiver, and transmit the UL MU PPDU to the base wireless communication terminal based on the information for UL MU transmission.
Type:
Grant
Filed:
September 8, 2023
Date of Patent:
October 22, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Abstract: The present invention relates to a wireless communication terminal and a wireless communication method for a multi-user EDCA operation, and more particularly, to a wireless communication terminal and a wireless communication method for performing a combination of a legacy EDCA operation and a multi-user EDCA operation. To this end, provided are a wireless communication terminal including: a communication unit; and a processor configured to control transmission and reception of a wireless signal through the communication unit, wherein the processor updates enhanced distributed channel access (EDCA) parameters for channel access, the EDCA parameters being updated based on an EDCA parameter set selected from a first EDCA parameter set and a second EDCA parameter set, and performs channel access based on the updated EDCA parameters and a wireless communication method using the same.
Type:
Grant
Filed:
June 21, 2023
Date of Patent:
October 15, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Inventors:
Woojin Ahn, Juhyung Son, Jinsam Kwak, Geonjung Ko
Abstract: Disclosed is a method in which a user equipment receives downlink control information in a wireless communication system. The user equipment may receive configuration information for reception of a physical downlink control channel (PDCCH) from a base station, and may receive a PDCCH including downlink control information (DCI) on the basis of the configuration information.
Type:
Grant
Filed:
December 29, 2022
Date of Patent:
October 8, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: The present invention relates to a wireless communication method for power saving and a wireless communication terminal using the same, and more particularly, to a wireless communication method for efficiently operating data transmission/reception of each terminal in a high-density environment and a wireless communication terminal using the same.
Type:
Grant
Filed:
April 23, 2020
Date of Patent:
October 8, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The processor is configured to receive a frame through the transceiver, determine whether the frame is classified into an Intra-Basic Service Set (BSS) frame or an Inter-BSS frame according to a BSS from which the frame is transmitted, and access a channel according to whether the frame is an Intra-BSS frame or an Inter-BSS frame.
Type:
Grant
Filed:
April 11, 2023
Date of Patent:
October 1, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Abstract: Disclosed are a traffic transmission method and device, the method being performed by a terminal in a wireless communication system. Specifically, a non-access point (AP) STA of the present invention can receive, from an AP, a trigger frame triggering the transmission of a physical layer protocol data unit (PPDU). The trigger frame includes information indicating at least one traffic identifier (TID) that is allowed to be transmitted in a target wake time (TWT) period. The TWT period may indicate a period in which the transmission of traffic for the at least one TID having a specific transmission condition is allowed, and the transmission of traffic not having the specific transmission condition is restricted. Thereafter, the non-AP STA transmits a PPDU, including the traffic corresponding to the at least one TID, to the AP within the TWT period.
Type:
Grant
Filed:
February 9, 2024
Date of Patent:
October 1, 2024
Assignee:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.
Inventors:
Sanghyun Kim, Geonjung Ko, Juhyung Son, Jinsam Kwak
Abstract: The present invention relates to a wireless communication method for power saving and a wireless communication terminal using the same, and more particularly, to a wireless communication method for efficiently operating data transmission/reception of each terminal in a high-density environment and a wireless communication terminal using the same.
Type:
Grant
Filed:
April 23, 2020
Date of Patent:
October 1, 2024
Assignees:
WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC., SK TELECOM CO., LTD.