Lg Electronics Inc.

Samsung Electronics Co., Ltd.

Yonsei University

Seoul National University

Suhwook Kim

Jeongki Kim

Kiseon Ryu

Hangyu Cho

Jinsoo Choi

Taewon Song

Insun Jang

Giwon Park

Sungjin Park

Hyunhee Park

Jinyoung Chun

Bonghoe Kim

Namyeong Kim

Wookbong Lee

Hyeyoung Choi

Jaewon Lim

Jinsam Kwak

Dongguk Lim

Eunsung Park

Yunjung Yi

Jinho Kim

Byungjoo Lee

Jinmin Kim

Dongcheol Kim

Yongho Seok

Junho Jo

Eunsun Kim

Seunghee Han

Sangho Lee

Jungwoo Kim

Seungil Park

Sanggook Kim

Bongsung Seo

Saehee Bang

Jong-Moon Chung

Hyeondeok Jang

Dae Won Lee

Jihyun Lee

Minseok Kim

Sanghyun Kim

Joonhyung Kim

Insun Lee

Illsoo Sohn

JaeHyung Song

Inhwan Choi

Sunhee Baek

Wongyu Song

Yosub Park

Jaehyung Song

Kyungchul Kwak

BongSung Seo

Jihoon Yun

Daewon Lee

Jimsam Kwak

Donghyuk Han

Taeyoung Ha

Sungjin Shin

Byeonghun Hwang

The disclosure relates to a 5generation (5G) communication system or a 6generation (6G) communication system for supporting higher data rates beyond a 4generation (4G) communication system, such as long term evolution (LTE). A method performed by a receiving node in a wireless communication system is provided. The method includes receiving first signals from a transmitting node, identifying compensation values in which distortion of the first signals is compensated on a time domain by using an artificial neural network trained by a designated scheme, and obtaining second signals of which the distortion is compensated based on the identified compensation values. The designated scheme may be determined by a size of a first resource block (RB) assigned to receive the first signals from the transmitting node.

Method and apparatus for performing signal compensation based on frequency resource allocation

Provided are a method and device for receiving data in a wireless LAN system. Particularly, an STA transmits an operating band negotiation request frame to an AP by means of a first band supported by first and second RFs. The STA receives an operating band negotiation response frame from the AP by means of the first band as a response to the operating band negotiation request frame. The STA changes the first band supported by the second RF into a second band on the basis of the operating band negotiation request frame and the operating band negotiation response frame. The STA receives first data from the AP by means of the first band supported by the first RF and the second band supported by the second RF. The first data is transmitted by means of a multi-band in which the first band and the second band are combined.

Method and device for receiving data in wireless LAN system

The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). A method performed by a first entity transmitting data in a wireless communication system is provided. The method includes detecting a nonlinearity of a transmission power of a signal transmitted from the first entity is changed, transmitting, to a second entity, a nonlinearity state indicator corresponding to the changed nonlinearity, and transmitting, to the second entity, data according to the nonlinearity state indicator.

Method and apparatus for transmitting non-linear state information for compensating nonlinearity of transmitter in wireless communication system

In a wireless local area network (LAN) system, a station (STA) receives, from an access point (AP), channel information related to a multilink, and the channel information may include link identifier information of a plurality of links included in the multilink. The STA transmits, to the AP, link selection information on the basis of the channel information, and the link selection information may include information related to whether the STA can use each of the plurality of links, and information related to whether the STA uses each of the plurality of links for data transmission.

Capability negotiation in multilink

In a wireless local area network (WLAN) system, an AP multi-link device (MLD) may estimate an uplink transmission time of a non-simultaneous transmit and receive (STR) station (STA) MLD, and on the basis of the time estimation, uplink transmission and downlink transmission in links of the non-STR STA MLD may not overlap.

Method and device for multi-link EDCA information sharing

The present invention relates to a method performed by a shared AP in a wireless LAN system, the method comprising the steps of: allocating a first channel to first and second stations (STAs), wherein the shared AP is associated with the first and second STAs; receiving, from a sharing AP, an allocation of a second channel for transmission of coordinated orthogonal frequency division multiplexing access (C-OFDMA); and transmitting a channel switching signal that requests channel switching from the first channel to the second channel, wherein the channel switching signal is only transmitted to the first STA participating in the C-OFDMA, but not to the second STA not participating in the C-OFDMA.

Channel switching for C-OFDMA transmission in multi-AP system

The present disclosure relates to a method for a hybrid automatic repeat request (HARQ) operation at a physical (PHY) layer level in a wireless local area network (LAN) system or an apparatus for performing same. The method is characterized in receiving, from a transmitting station (STA), a physical protocol data unit (PPDU) including a receiver identifier (ID) which is a physical (PHY) layer signal, performing an error check on the PPDU, based on the error check, transmitting an HARQ feedback frame which is a PHY layer signal, and receiving a retransmission PPDU.

HARQ operation at PHY layer level

One embodiment according to the present specification relates to a method for performing low latency communication. A transmitting STA can transmit a low latency communication notification frame including information related to a section for low latency communication. The transmitting STA and a receiving STA can perform low latency communication in the section for low latency communication on the basis of the low latency communication notification frame. Afterward, the transmitting STA can transmit a low latency communication termination frame. The transmitting STA and the receiving STA can terminate the section for low latency communication on the basis of the low latency communication termination frame.

Technique for performing low latency communication in wireless LAN system

One embodiment according to the present specification relates to a method for performing low-latency communication. A receiving STA can receive information about an access type from a transmitting STA. The receiving STA can identify a transmittable access category on the basis of information about the access type. The receiving STA can transmit data about the transmittable access category to the transmitting STA.

Technique for performing low-latency communication in wireless LAN system

The present disclosure relates to a method performed by a non-access point (AP) station (STA) multi-link device (MLD) of a wireless LAN system, the method comprising the steps of: transmitting, through a first link, a negotiation frame including first maximum number of spatial stream (NSS) information to an AP MLD; and receiving a negotiation response frame from the AP MLD through the first link.

Transmission of capability information about link

In a Wireless Local Area Network system, a reception device can receive information about link deactivation, and deactivate a link. The proposed method includes receiving a physical protocol data unit (PPDU) including a first control field in a first link. In the method, the first control field may include information related to disablement of the first link and information on a time point at which the first link is disabled. The proposed method further includes disabling the first link based on the first control field.

Link deactivation in multi-link

According to various embodiments, a multi-link device (MLD) may transmit, to an access point (AP), a request frame for activating a power saving mechanism (PSM). The multi-link device may receive a response frame for activating the PSM. The multi-link device may activate the PSM in at least one of a first link or the second link on the basis of the response frame.

Technique for performing multi-link communication in wireless communication system

The present specification relates to a high-efficiency wireless LAN standard operating in a new band. A reception station (STA) according to one embodiment of the present specification can carry out a step of receiving a discovery frame via a 2.4 GHz band or 5 GHz band from a first access point (AP), wherein the discovery frame includes information related to a second AP operating in a 6 GHz band. The reception STA can carry out an association procedure for the second AP operating in the 6 GHz band on the basis of the received information.

Method and device for obtaining information about communication entity operating in new band in wireless LAN system

According to various embodiments, a multi-link device (MLD) including a first STA and a second STA can receive a DL PPDU through a first link. The multi-link device can set the state of the second STA to be a doze state during the duration of the DL PPDU. The multi-link device can transmit an ACK frame through the first link in response to the DL PPDU. The multilink device can set the state of the second STA to be an awake state during the duration of the ACK frame.

Technique for performing multilink communication in wireless communication system

The disclosure relates to a method and a device for transmitting and receiving a signal by a base station or a terminal in a wireless communication system. Specifically, a method performed by a first device in a wireless communication system includes deriving an amplitude scaling factor based on a comparison between amplitude distribution of a pilot signal corresponding to a first time resource domain and the amplitude distribution of a data signal corresponding to a second time resource domain; and transmitting, to a second device, a physical channel including the pilot signal and the data signal and the amplitude scaling factor, wherein the pilot signal is transmitted with a power determined based on the amplitude scaling factor, and power compensation for the data signal is based on the amplitude scaling factor.

Pilot power control technology for compensating for nonlinearity of amplifier

Growing community of inventors

Seoul, South Korea

Suhwook Kim