Lg Electronics Inc.

Other

Sunam Kim

Sungho Park

Jiwon Kang

Binchul Ihm

Jinyoung Chun

Kitae Kim

Hyunsoo Ko

Jaehoon Chung

Moonil Lee

Dongguk Lim

Jinmin Kim

Bin Chul Ihm

Heejin Kim

Soocheol Kyeong

Kyunghaeng Lee

Jin Young Chun

Sung Ho Park

KiTae Kim

Hyun Soo Ko

Heejeong Cho

Eunjong Lee

Kilbom Lee

Hyukmin Son

Jaehwan Kim

Minseog Kim

Hanbyul Seo

Sangwook Lee

Hyeyoung Choi

Youngsoo Yuk

Sung Ryong Hong

Seunghyun Kang

Jongku Lee

Jeongki Kim

Bonghoe Kim

Wookbong Lee

Ilhwan Kim

Jinsoo Choi

Jinsam Kwak

Seunghee Han

Sungryong Hong

Changhwan Park

Dongcheol Kim

Sangrim Lee

Genebeck Hahn

Sungjin Kim

Hojae Lee

Jongwoong Shin

Byounggill Kim

Suk Woo Lee

Minseok Noh

Kijun Jeon

Jin-Young Chun

Jaho Koo

Ikjoo Jung

Hyunmin Kim

Donghwan Kim

Byungkyu Ahn

Dongsun Lee

Jeongin Kim

Kwansoo Kim

Taehowan Hong

Jong Ku Lee

Seunghan Kim

Hyunsoo Koo

Provided are a method by which a transmission terminal performs groupcast transmission in a wireless communication system, and a device. The method transmits a synchronization signal block (SSB) through an SSB beam, receives, from each of a plurality of terminals, a discovery message as a response to the SSB, determines a groupcast transmission timing for specific terminals from among the plurality of terminals on the basis of the discovery message, transmits, to the specific terminals, a group transmission/reception timing message indicating the groupcast transmission timing, and performs groupcast transmission for the specific terminals by using the SSB beam at the groupcast transmission timing.

Method and device for performing groupcast transmission in wireless communication system

Various embodiments disclose a method by which a user equipment (UE) performs initial access to a base station by using a large intelligent surface (LIS) in a wireless communication system, and a device therefor. The method comprises the steps of: receiving, through the LIS, a UE search signal transmitted by the base station; transmitting an initial access signal to the base station through the LIS on the basis of resource allocation information included in the UE search signal; transmitting a first LIS control signal for controlling a reflection pattern of the LIS for an uplink signal; and receiving, through the LIS, an initial access response signal transmitted by the base station.

Method by which UE performs initial access to base station in wireless communication system, and device therefor

The present disclosure relates to a method for operating a terminal and a base station in a wireless communication system and an apparatus for supporting the same. As an example of the present disclosure, a method for operating a terminal in a wireless communication system may include: processing data symbols so that a first unique word (UW) discretely located in a frequency domain does not overlap with the data symbols; and transmitting a first unique word (UW)-orthogonal frequency division multiplexing (OFDM) symbol that adds the data symbols, which are processed not to overlap, and the first UW discretely located in the frequency domain.

Method and apparatus for generating UW for channel estimation in frequency domain in wireless communication system

Disclosed is a phase noise compensation method performed by a terminal. The terminal may: receive a signal, wherein the signal is transmitted via multiple symbols; estimate phase noise for each of multiple phase noise estimation sections included in the multiple symbols in the time domain, wherein each of the multiple phase noise estimation sections is included in cyclic prefixes (CPs) included in the respective multiple symbols; and perform the phase noise compensation on the multiple symbols in the time domain on the basis of the estimated phase noise.

Method of performing phase noise compensation in a symbol comprising the cyclic prefix by a user equipment and apparatus using the same

A terminal in a wireless communication system receives configuration information from a base station, and receives data on the basis of the configuration information. The configuration information includes information about a first receiver model and a first zone to which the base station belongs, the first zone includes one or more base stations adjacent to the base station, and the first receiver model is generated on the basis of a combination of receiver models that are trained by the base stations within the first zone, according to a machine learning step.

Method and apparatus for transmitting and receiving wireless signal in wireless communication system

Provided are a method for estimating and compensating for phase noise using a phase tracking reference signal in a wireless communication system, and an apparatus using the method.

Method of performing phase noise compensation by a user equipment (UE) and apparatus using the same

The present disclosure a method of transmitting a signal by a user equipment (UE) in a wireless communication system, the method comprising: mapping data to a symbol having a first phase value; determining a beam direction for the data, the UE comprising an antenna array composed of a plurality of antenna elements, and a phase value of each of the plurality of antenna elements being determined based on the determined beam direction; determining each antenna element indication value corresponding to each of the plurality of antenna elements based on the phase value of each of the plurality of antenna elements; generating a beam for data transmission based on each antenna element indication value; and transmitting the data through the generated beam.

Method and device for terminal and base station transmitting/receiving signal in wireless communication system

The present specification provides a method, performed by a device, for transmitting information about a pencil beam timing offset in a wireless optical communication system, in which a reference synchronization time is obtained, wherein the reference synchronization time is obtained on the basis of a cell-reference synchronization signal (C-RSS) received from another device, a peak energy time is obtained, the pencil beam timing offset is obtained on the basis of the reference synchronization time and the peak energy time, and information about the pencil beam timing offset is transmitted to the other device.

Frequency gradient metasurface device and method based on fast beam steering system

A method of operating a terminal and a base station in a wireless communication system and an apparatus supporting the same are disclosed. As an example, a method of operating a terminal in a wireless communication system comprises receiving information related to a configuration for a unique word (UW) from a base station, receiving UW-orthogonal frequency division multiplexing (OFDM) symbols including data from the base station, and processing the UW-OFDM symbols based on the information related to the configuration for the UW.

Method and device for transmitting/receiving signal in wireless communication system

A method of operating a terminal and a base station in a wireless communication system and apparatus supporting them are disclosed. A method of operating a first apparatus in a wireless communication system comprises transmitting a pilot signal to a second apparatus, determining at least one coding rate and modulation order based on channel information generated based on the pilot signal, channel-coding a transport block according to the at least one coding rate and modulation order, and transmitting at least one modulation symbol generated based on a second part of the transport block to the second apparatus through a transmit antenna combination determined based on a first part of the channel-coded transport block.

Method and apparatus for transmitting and receiving signal by using multiple antennas in wireless communication system

A wireless signal digital conversion device includes: a plurality of RF signal processing units for receiving wireless signals, and adjusting the voltage levels of the wireless signals based on automatic gain values; a plurality of unit ADCs for receiving in-phase signals and quadrature phase signals of the RF signal processing units, and performing analog-to-digital conversion based on different differential reference voltages; an encoder unit for generating binary data having less bits than binary data outputted from the unit ADCs based on the binary data outputted from the unit ADCs; and an automatic gain control unit for generating automatic gain values based on the output of a spatial ADC. A terminal can be linked to an artificial intelligence module, a drone (unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related toG services, and the like.

Wireless signal digital conversion device

Provided is a method for transmitting or receiving data, by a user equipment (UE), to or from a base station (BS). The method includes transmitting, by the UE, capability information of the UE to the BS, wherein the capability information includes information related to artificial intelligence (AI) calculation for the data transmission or reception, receiving, by the UE, at least one of a plurality of AI parameters from the BS, and applying the at least one AI parameter to an encoding process for the data transmission or a decoding process for the data reception, wherein the encoding process or the decoding process is performed by information on a network structure in the at least one AI parameter, and wherein the at least one AI parameter comprises a plurality of information for performing the encoding process or the decoding process by the network structure.

Mobile communication method using AI

Disclosed in the present application is a method by which a terminal having a plurality of distributed antenna groups transmits and receives a signal in a wireless communication system. Particularly, the method comprises the steps of: calculating channel quality indicators for each of distributed antenna groups; selecting a preferred distributed antenna group among the distributed antenna groups on the basis of the channel quality indicators; and reporting information on the channel quality indicators to a base station, wherein the method further comprises a step for reporting information on the preferred distributed antenna group to the base station when the preferred distributed antenna group differs from the preselected specific distributed antenna group.

Method for transmitting and receiving signal between base station and vehicle terminal in distributed antenna communication system and apparatus therefor

A vehicle communication apparatus includes a plurality of remote units (RUs) configured to transmit signals to a mobile communication network and to receive signals from the mobile communication network, and a central unit (CU) configured to provide data based on the signals received through the plurality of remote units to one or more devices located in a vehicle. The plurality of remote units includes an array antenna attached to a body of the vehicle.

Vehicle communication apparatus and vehicle

Growing community of inventors

Anyang-si, South Korea

Sunam Kim