Wilus Institute of Standards and Technology Inc.

Sk Telecom Company, Ltd.

Samsung Electronics Co., Ltd.

Yonsei University

Seoul National University

Todoc Co., Ltd.

Woojin Ahn

Jinsam Kwak

Juhyung Son

Geonjung Ko

Yongho Kim

Jinsoo Ahn

Jungsoo Jung

Youngyong Kim

Min-Koo Han

Kyoungmin Park

Fathan Adi Pranaya

Kyou-Sik Min

Gangjin Yoon

Ogyun Seok

Hwanwoong Hwang

Asaf Zebulon

Junhyung Son

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.

Wireless communication terminal and wireless communication method for random access-based uplink multi-user transmission

The present invention relates to a wireless communication terminal and a wireless communication method for efficiently scheduling multi-user uplink transmission. To this end, provided are a wireless communication terminal, including: a transceiver; and a processor, wherein the processor is configured to: receive, by the transceiver, a trigger frame that triggers a multi-user uplink transmission, perform a multi-user uplink transmission in response to the received trigger frame, and receive, by the transceiver, an ACK for the multi-user uplink transmission, wherein when the multi-user uplink transmission is performed on a resource unit in which a temporary association identifier (AID) is assigned by the received trigger frame, the processor obtains ACK information for the terminal from the ACK for the multi-user uplink transmission based on the temporary AID and a wireless communication method using the same.

Wireless communication terminal and wireless communication method for multi-user uplink transmission

Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The terminal includes a transceiver, and a processor. The processor is configured to receive an Aggregate-MAC Protocol Data Unit (A-MPDU) from an originator using the transceiver, and when receiving all MPDUs included in the A-MPDU, transmit to the originator a block ACK (BA) frame signaling that all MPDUs included in the A-MPDU are received without a bitmap indicating whether each MPDU included in the A-MPDU is received.

Wireless communication method for transmitting ack and wireless communication terminal using same

Disclosed is an access point, which is a registrant desiring to register with a multiple access point network. A wireless communication terminal comprises: a transmitting and receiving unit for transmitting and receiving a wireless signal; and a processor for processing the wireless signal. The processor receives a first device provisioning protocol (DPP) message from a controller of the multiple access point network when the access point is onboarding to the multiple access point network by using a DPP, obtains, from the first DPP message, information on a channel on which the DPP is performed, and transmits a second DPP message to the controller in the channel indicated by the information on the channel.

Method for onboarding in multiple access point network and access point using same

Provided is a wireless communication terminal. The wireless communication terminal includes a transceiver; and a processor. The processor is configured to receive a signaling field of a first PLCP Protocol Data Unit (PPDU) through the transceiver, and access a channel based on information identifying a Basic Service Set (BSS) indicated by the signaling field.

Wireless communication method and wireless communication terminal in high-density environment including overlapped basic service set

Disclosed is a wireless communication terminal. 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 receives a first frame including information on a manner for accessing, by a plurality of wireless communication terminals including the wireless communication terminal, a base wireless communication terminal. The processor acquires a manner for accessing the base wireless communication terminal on a basis of the first frame. The transceiver accesses the base communication terminal on a basis of the manner for accessing the base wireless communication terminal. The base wireless communication terminal is any one communication terminal different from the plurality of wireless communication terminals.

Wireless communication method and wireless communication terminal

Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a wireless LAN (WLAN) transceiver configured to transmit and receive a WLAN signal; and a wake-up radio (WUR) receiver configured to receive a WUR signal. The WUR receiver is configured to receive a wake-up packet from a base wireless communication terminal and wakes-up the WLAN transceiver. A part of the WUR signal is transmitted by a modulation method different from a modulation method of the WLAN signal.

Wireless communication method using wake-up radio and wireless communication terminal using same

The present invention relates 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 base wireless communication terminal including: a processor; and a communication unit, wherein the processor receives a PHY protocol data unit (PPDU) through the communication unit, determines whether the PPDU contains an intra-BSS frame or contains an inter-BSS frame based on preamble information of the PPDU, and performs either a first operation or a second operation distinct from each other according to a determination result and a wireless communication method using the same.

Wireless communication method and wireless communication terminal for spatial reuse operation

A wireless communication terminal for wireless communicating includes a first wireless transceiver transmitting and receiving a signal through a first waveform, a second wireless receiver receiving a signal through a second waveform different from the first waveform, and a processor. The processor may be configured to start receiving a variable length Wake-Up frame through the second wireless receiver, from a base wireless communication terminal of a basic service set (BSS) to which the wireless communication terminal belongs, determine whether or not a Frame Body field of the Wake-Up frame includes an identifier of the wireless communication terminal, when an ID field of the Wake-Up frame indicates an identifier of a group including the wireless communication terminal, and wake up the first wireless transceiver based on the Wake-Up frame, when the Frame Body field of the Wake-Up frame includes the identifier of the wireless communication terminal.

Wireless communication method and wireless communication terminal using variable-length wake-up frame

The present invention relates to a wireless communication method for simultaneous transmit and receive of data and a wireless communication terminal using the same, and more particularly, to a wireless communication method and an apparatus thereof which can efficiently perform simultaneous data transmission and reception even in an overlapped BSS environment. To this end, provided are a wireless communication method of a terminal, including: performing a backoff procedure for transmitting data; transmitting a first RTS frame when a backoff counter of the backoff procedure is expired; setting a transmission timer for waiting for transmitting the data when a second RTS frame is received in response to the transmitted first RTS frame; and waiting for transmitting the data based on the set transmission timer and a wireless communication terminal using the same.

Wireless communication method for simultaneous data transmission and reception and wireless communication apparatus using same

Provided is a wireless communication terminal that wirelessly communicates. the wireless communication terminal includes: a transceiver for transmitting and receiving a wireless signal; and a processor for processing the wireless signal. The processor is configured to perform a transmission based on a transmission opportunity (TXOP) limit which is a maximum value of a TXOP, which is a time interval in which a wireless communication terminal has a right to initiate a frame exchange sequence in a wireless medium.

Wireless communication method using TXOP and wireless communication terminal using same

Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The processor is configured to receive a trigger frame for triggering that a frame for setting a link with a wireless communication terminal, which is an AP, is transmitted through UpLink Multi User (UL MU) transmission through the transmission/reception unit. The processor transmits the frame for setting the link through UL MU transmission based on the trigger frame.

Multi-user wireless communication method and wireless communication terminal using same

Provided is a wireless communication terminal. The wireless communication terminal includes: a transceiver configured for transmitting/receiving a wireless signal; and a processor configured for controlling an operation of the wireless communication terminal. The transceiver receives a first frame indicating that there is data to be transmitted from a base wireless communication terminal to a plurality of wireless communication terminals including the wireless communication terminal and receives data based on the first frame. The base wireless communication terminal is any one wireless communication terminal different from the plurality of wireless communication terminals.

The present invention relates to a wireless communication method for simultaneous data transmission and a wireless communication terminal using the same, and more particularly, a wireless communication method in which a plurality of terminals simultaneously transmit data for improving a data throughput in a high density environment, and a wireless communication terminal using the same. To this end, the present invention provides a wireless communication method for a terminal including transmitting a trigger frame indicating simultaneous uplink data transmission of multi-users, receiving uplink data transmitted by a plurality of terminals in response to the trigger frame, and transmitting a block acknowledgement for the plurality of terminals having transmitted the uplink data, and a wireless communication terminal using the same.

Wireless communication method for simultaneous data transmission, and wireless communication terminal using same

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.

Growing community of inventors

Gyeonggi-do, South Korea

Woojin Ahn