Lg Electronics Inc.

Yonsei University

Snur & Db Foundation

Inha-industry Partnership Institute

Ahnlab, Inc.

Byoung Hoon Kim

Hanbyul Seo

Han Byul Seo

Ki Jun Kim

Hak Seong Kim

Dae Won Lee

Hyung Tae Kim

Jun Ho Jo

Eun Sun Kim

Yong Ho Seok

Jae Won Lim

Young Seob Choi

Dong Ku Kim

Hyuk Jin Chae

Joon Kui Ahn

Suck Chel Yang

Yu Jin Noh

Soon Yil Kwon

Seo Woo Jang

Bong Hoe Kim

Sung Yoon Cho

Jae Hoon Chung

Yeong Hyeon Kwon

Dong Youn Seo

Young Woo Yun

Byeong Woo Kang

Kaibin Huang

Byeong Gi Lee

Andrey Lyakhov

Soon Suk Roh

Eunsun Kim

Jihyun Lee

Min Gyu Kim

Yongho Seok

Jongwoong Shin

Kyung Min Park

Song Chong

Byeong Geol Cheon

Ji Hwan Kim

Ji Hyun Lee

Jeonghoon Mo

Jeong Ho Kwak

Young Yong Kim

Jin Young Jang

Se Yeong Choi

Kang Jin Yoon

Chung Ha Koh

Jaehoon Chung

Bonghoe Kim

Dong Wook Roh

Jung Hoon Lee

Sungjin Kim

Sung Ho Cho

Min Soo Na

Seong Cheol Kim

Kwang Soon Kim

Junho Jo

Ki-Jun Kim

Dae Sik Hong

Kyung Ho Lee

Sung Hyun Choi

Jang Hoon Yang

Daeyoung Park

Seon Wook Kim

Seo Shin Kwack

Jin Bae Park

Hano Wang

Go San Noh

Wha Sook Jeon

Soon Joon Park

Min Gyu Kang

Suck-Chel Yang

A method of operating a user equipment (UE) and a base station in a wireless communication system and an apparatus supporting this are disclosed. The method of operating the UE may comprise encoding input data based on a neural network and transmitting the encoded input data to a base station. In this case, the neural network may be determined to be at least one of a real neural network or a complex neural network.

Method and apparatus for transmitting and receiving signals of user equipment and base station in wireless communication system

The present disclosure a method of operating user equipment (UE) in a wireless communication system, the method comprising: identifying layer information that is applied to a neural polar code; generating, based on the identified layer information, transmission data by encoding data that is input into the neural polar code; and transmitting the transmission data to a base station, wherein, based on polar code transformation, the neural polar code generates the transmission data by performing encoding, based on the polar code transformation, from an initial layer of the data to a first layer according to the identified layer information and by performing encoding through a neural network-based autoencoder after the first layer until the transmission data is generated.

Method and apparatus for performing channel coding of UE and base station in wireless communication system

A method performed by a user equipment (UE) in a wireless communication system, includes receiving a sounding reference signal (SRS) configuration via a radio resource control (RRC) signaling, the SRS configuration indicating a subframe configured for SRS transmission, wherein the SRS configuration includes an indicator indicating whether an aperiodic SRS transmission or a periodic SRS transmission is performed in the subframe configured for SRS transmission; based on the indicator indicating that the aperiodic SRS transmission is performed, receiving request information for requesting a transmission of an SRS and aperiodically transmitting the SRS in the configured subframe; and based on the indicator indicating that the periodic SRS transmission is performed, periodically transmitting the SRS in the configured subframe.

Method and device for transmitting a sounding reference signal

A method performed by a user equipment (UE) in a wireless communication system, includes receiving a sounding reference signal (SRS) configuration via a radio resource control (RRC) signaling, the SRS configuration indicating a subframe configured for SRS transmission; and transmitting an SRS based on the SRS configuration, wherein the SRS configuration includes an indicator indicating whether an aperiodic SRS transmission or a periodic SRS transmission is performed in the subframe configured for SRS transmission, wherein, if the indicator indicates that the aperiodic SRS transmission is performed, the SRS is aperiodically transmitted in the configured subframe in response to reception of request information for requesting a transmission of the SRS, and wherein, if the indicator indicates that the periodic SRS transmission is performed, the SRS is periodically transmitted in the configured subframe.

The present disclosure relates to a method in which a base station transmits signals to a relay node in a multiuser multi-antenna (MIMO) wireless communication system. More particularly, the method includes: allocating one or more antenna ports to one or more relay nodes, respectively; mapping each of a plurality of downlink grant signals for the one or more relay nodes to a preset resource domain from among resource domains corresponding to one of the allocated antenna ports; mapping uplink grant signals or data signals for the one or more relay nodes to the resource domains corresponding to the allocated antenna ports; and transmitting the mapped signals to the one or more relay nodes.

Method for transceiving signals between a base station and a relay node in a multiuser multi-antenna wireless communication system, and apparatus for same

A method and apparatus of transmitting backhaul signals performed by a relay station in a wireless communication system is provided. A relay station performs scheduling with a base station in order to transmit the backhaul signals, and transmitting the backhaul signals to the base station using both resources for downlink transmission and resources for uplink transmission based on the scheduling.

Method and apparatus of transmitting backhaul signal in wireless communication system including relay station

A method of transmitting a sounding reference signal (SRS) in a wireless communication system is discussed. The method according to one embodiment includes receiving a first UE-specific configuration indicating possible subframes for aperiodic SRS transmission via a radio resource control (RRC) signaling, wherein the possible subframes are periodically configured; receiving a physical downlink control channel (PDCCH) signal including request information of requesting aperiodic SRS transmission; and transmitting at least one SRS one time in response to the request information within the possible subframes.

A method and wireless station for receiving signals. The wireless station receives, from a base station, a control signal on a first subframe indicated as a downlink (DL) subframe by a time division duplex (TDD) uplink-downlink (UL-DL) subframe configuration. The control signal includes first information indicating that at least one UL subframe indicated by the TDD UL-DL subframe configuration is reconfigured as a TDD DL subframe. The wireless station receives, from the base station, DL data on a second subframe which was indicated as a TDD UL subframe by the TDD UL-DL subframe configuration but is currently reconfigured as a TDD DL subframe by the control signal. The wireless station transmits, to the base station, UL data on a TDD UL subframe except for being reconfigured as the TDD DL subframe by the control signal.

Method and apparatus for relaying data in wireless communication system based on TDD

A method is provided for receiving a downlink signal at a downlink reception entity in a wireless communication system. Downlink control information is received by demodulating a Physical Downlink Control Channel (PDCCH) in a first resource block (RB) pair within an RB bundle by using a first Demodulation Reference Signal (DMRS). Downlink data is received by demodulating a Physical Downlink Shared Channel (PDSCH) in one or more second RB pairs scheduled by the downlink control information within the RB bundle by using a second DMRS based on an assumption that a same precoder is applied to the scheduled one or more second RB pairs.

Method and apparatus for channel estimation for radio link between a base station and a relay station

A method of transmitting data in a wireless local access network, the method includes transmitting, by an access point (AP), a request-to-send (RTS) frame to a plurality of receiving stations, the RTS frame including recipient information and channel information, the recipient information indicating the plurality of receiving stations, the channel information indicating a plurality of subchannels allocated to the plurality of receiving stations; receiving, by the AP, a plurality of clear-to-send (CTS) frames from the plurality of receiving stations as a response to the RTS frame, each CTS frame being received through at least one subchannel allocated to a corresponding one of the plurality of receiving stations; and transmitting, by the AP, a physical layer protocol data unit (PPDU) to the plurality of receiving stations, the PPDU including address information indicating the plurality of receiving stations and a plurality of Aggregate-Medium Access Control (MAC) Protocol Data Units (A-MPDUs) for the plurality of receiving stations.

Space division multiple access for wireless LAN, and channel estimation for the same

A method and a user equipment (UE) configured with one or more cells for feeding back channel information are discussed. The method according to an embodiment includes receiving information on a maximum number of ranks; transmitting first channel information generated based on rank information; and transmitting second channel information which is generated based on the same rank information as the rank information used for generating the first channel information. The maximum number of ranks is used to determine the rank information.

Method and apparatus for transmitting information about a channel in a wireless communication system

A method for transmitting a control signal, performed by a wireless device. The method according to one embodiment includes allocating resource elements (REs) for a control channel; and transmitting the control signal through the Res. Each RE in the REs for the control channel is associated with one out of two antenna ports. The two antenna ports are included in a plurality of antenna ports used for transmitting demodulation reference signals (DM RS).

Method of relay node using reference signal and relay node using the method

A method of transmitting a signal of a base station in a wireless communication system is provided. The method includes transmitting a first signal to the relay station through the transmission period in a subframe including a transmission period and a guard time for transmission/reception switching of a relay station, and transmitting a second signal to a macro user equipment through the guard time. Accordingly, a signal can be effectively transmitted in the wireless communication system employing the relay station.

Method and apparatus for transmitting signal in wireless communication system

A method of transmitting data in a wireless local access network, the method comprising: transmitting, by an access point, a downlink management frame to a plurality of recipients, the downlink management frame including information about a group address indicating a station group to which the plurality of recipients belongs; transmitting, by the access point, a data frame to the plurality of recipients, the data frame including the group address and a plurality of Aggregate-Medium Access Control (MAC) Protocol Data Units (A-MPDUs) for the plurality of recipients, wherein each of the plurality of A-MPDUs includes at least one MPDU for a corresponding one of the plurality of recipients, and wherein each of the plurality of A-MPDUs further includes zero or more padding bits so that all of the plurality of A-MPDUs have the same transmission time corresponding to a transmission time of a longest A-MPDU among the plurality of A-MPDUs.

A method is provided for receiving a downlink signal at a downlink reception entity in a wireless communication system. Downlink control information is received by demodulating a Physical Downlink Control Channel (PDCCH) in a first resource block (RB) pair within an RB bundle by using a first Demodulation Reference Signal (DMRS) in the first RB pair. Further, downlink data is received by demodulating a Physical Downlink Shared Channel (PDSCH) in one or more second RB pairs within the RB bundle by using a second DMRS in the one or more second RB pairs. The second DMRS is used based on an assumption that a same precoder is applied to the one or more second RB pairs.

Growing community of inventors

Anyang-si, South Korea

Byoung Hoon Kim