Wilus Institute of Standards and Technology Inc.

Sk Telecom Company, Ltd.

Lg Electronics Inc.

Beijing Xiaomi Mobile Software Co., Ltd.

Humax Co., Ltd.

Samsung Electronics Co., Ltd.

France Brevets

Humax Networks, Inc.

Seoul National University

Gcoa Co., Ltd.

Juhyung Son

Jinsam Kwak

Geonjung Ko

Woojin Ahn

Yongho Kim

Minseok Noh

Jinsoo Ahn

Geunyoung Seok

Kyungjun Choi

Sanghyun Kim

Jaehong Jung

Dongcheol Kim

Hyunoh Oh

Jihoon Cho

Taegyu Lee

Byoungwook Lee

Seunghyup Ryoo

Jaejoon Park

Hyun Oh Oh

Kiwon Kang

Fathan Adi Pranaya

Bonho Koo

Jihoon Yun

Youngjoon Yoon

Jinho Sohn

Jiyoung Song

Hangdong Seong

Husoon Choi

Kukil Lim

Jaechan Lee

Hwanwoong Hwang

Asaf Zebulon

A video signal processing method comprises: obtaining, from a bitstream, a skip parameter (cu_skip_flag) indicating whether a skip mode is applied to a current block; when the skip parameter indicates that a mode is not the skip mode, obtaining, from the bitstream, a merge parameter (merge_flag) indicating whether the current block is coded with a merge mode; and determining whether a coded block flag (CBF) parameter (cu_cbf), which indicates whether a syntax element related to transform is obtained from the bitstream, is obtained, according to a value of the merge parameter, wherein, when the value of the merge parameter indicates the merge mode, the CBF parameter is not obtained from the bitstream and is determined to be a preconfigured value.

Video signal processing method and device for signaling prediction mode

Disclosed is a method for transmitting and receiving a physical protocol data unit (PPDU) in a wireless communication system. A terminal receives a preamble of the PPDU from an access point (AP). The preamble includes a universal signal (U-SIG) field and an extremely high throughput (EHT)-SIG field, wherein the EHT-SIG field may be configured with at least one content channel on a frequency axis. Here, the number of the at least one content channel may be recognized on the basis of the U-SIG field. Subsequently, the terminal receives data of the PPDU on the basis of the U-SIG field and the EHT-SIG field.

Method for transmitting and receiving data in wireless communication system, and wireless communication terminal

The present invention relates to a wireless communication method for suggesting a packet preamble structure for efficient communication in a wireless communication environment in which a legacy terminal and a non-legacy terminal are mixed, and a wireless communication terminal using the same. For this, the present invention provides a wireless communication method including: generating a packet including a first preamble and a second preamble, wherein a first symbol and a second symbol of the second preamble are modulated using binary phase shift keying (BPSK); and transmitting the generated packet and a wireless communication terminal using the same.

Wireless communication method and wireless communication terminal using same

The present invention relates to a wireless communication system, and specifically to: a method comprising the steps of receiving control information for transmitting a PUSCH, wherein the control information includes FDRA information, transmitting the PUSCH in a first RB set corresponding to a first hop within a UL BWP, wherein the first RB set is determined on the basis of the FDRA information, and transmitting the PUSCH in a second RB set corresponding to a second hop within the UL BWP, wherein the second RB set is adaptively determined on the basis of whether the second hop is in an SBFD slot in the time domain; and a wireless apparatus for same.

Method and device for transmitting signals in wireless communication system

A user equipment of a wireless communication system is disclosed. The user equipment includes a communication module, and a processor. The processor is configured to perform a first type channel access, which is a channel access based on a random backoff, for an autonomous uplink (AUL) transmission when a predetermined condition is not satisfied, perform a second type channel access, in which channel sensing for a predetermined single time interval without backoff, for the AUL transmission when the predetermined condition is satisfied, and perform the AUL transmission based on a result of the first type channel access or a result of the second type channel access. The AUL transmission is performed by the user equipment without an uplink (UL) grant received from a base station.

Method, device, and system for channel access in unlicensed band

Disclosed is a video signal processing method and device for encoding or decoding a video signal. More specifically, disclosed are a video signal processing method and a video signal processing device for performing the method, the method comprising: obtaining reference line information indicating a reference line for intra prediction of a current block among a plurality of reference lines comprising neighboring samples of the current block; determining, on the basis of the reference line information, an intra prediction mode for the current block among a plurality of intra prediction modes constituting an intra prediction mode set; and decoding the current block on the basis of a plurality of reference samples on the reference line according to the reference line information and the determined intra prediction mode.

Video signal processing method and device

The present specification relates to a method, a device, and a system for transmitting a physical uplink control channel in a wireless communication system. The present specification discloses a terminal comprising: a communication module for receiving, from a base station, information on a PUCCH serving cell corresponding to a serving cell on which a PUCCH is to be transmitted, generating the PUCCH, and transmitting the generated PUCCH on the PUCCH serving cell; and a processor for configuring the PUCCH serving cell on the basis of the information on the PUCCH serving cell. The terminal can effectively transmit uplink control information.

Method, device, and system for transmitting physical uplink control channel in wireless communication system

Provided is a wireless communication terminal. The wireless communication terminal includes a transceiver configured to transmit and receive a wireless signal and a processor configured to control an operation of the wireless communication terminal. The processor collects data to be transmitted to a plurality of terminals, generates an aggregate-MAC protocol data unit for transmitting data to the plurality of terminals at the same time, and transmits the aggregate-MAC protocol data unit to the plurality of terminals.

Simultaneous data transmission between an access point and a plurality of stations

A method for constructing an aggregated frame for efficient wireless communication in a high-density environment and a wireless communication method using the same may perform operations comprising generating an aggregated MPDU (A-MPDU) including a plurality of MAC protocol data unit (MPDU) groups to which independent modulation and coding schemes (MCSs) are applied, respectively; and transmitting the generated A-MPDU through the transceiver.

Wireless communication method using frame aggregation and wireless communication terminal using same

The present invention relates to a signaling method of a wireless LAN frame for multi-user transmission, and to a wireless communication terminal, and a wireless communication method using the same. To this end, provided are a wireless communication terminal, including: a transceiver; and a processor, wherein the processor is configured to: generate a frame including a first signal field and a second signal field, wherein the first signal field includes a bandwidth field indicating total bandwidth information in which the frame is transmitted, and the second signal field includes a resource allocation field indicating arrangement information of resource unit(s) in a frequency band through which the frame is transmitted, and transmit, by the transceiver, the generated frame and a wireless communication method using the same.

Signaling method for multi-user transmission, and wireless communication terminal and wireless communication method using same

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 system and, more specifically, to a method and a wireless device therefor, the method comprising the steps of: successfully accessing channels in one or more sensing beams before a channel occupancy (CO) starts, each sensing beam covering one or more transmission beams in the CO; and, after transmission using a first transmission beam in the CO, performing a channel access procedure on a sensing beam corresponding to a second transmission beam in order to perform transmission using the second transmission beam in the CO.

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

In a wireless communication system, a terminal may comprise a transceiver and a processor for controlling the transceiver, wherein the processor configures a first subband for uplink transmission in a time domain interval and a second subband for downlink reception in the time domain interval, performs the uplink transmission through a first resource configured for the uplink transmission in the first subband, and performs the downlink reception through a second resource configured for the downlink reception in the second subband.

Growing community of inventors

Gyeonggi-do, South Korea

Juhyung Son