Samsung Electronics Co., Ltd.

Purdue Research Foundation

Korea Advanced Institute of Science and Technology

Seoul National University

Korea University Research and Business Foundation

Ji-Yun Seol

Hyun-Kyu Yu

Tae-Young Kim

Tae-young Kim

Jeong-ho Park

Su-Ryong Jeong

Chan-Hong Kim

Keon-Kook Lee

Jae-Seung Son

Min Sagong

Sung-Nam Hong

Jae-Weon Cho

Yeong-Moon Son

Won-Il Roh

Yeo-Hun Yun

Byung-Hwan Lee

Chi-Woo Lim

Cheol Mo Jeong

Mi-Hyun Lee

Kyung-Whoon Cheun

Yong-Ho Cho

Jong-Bu Lim

Taeyoung Kim

Rakesh Taori

Bong-Gee Song

Kyeong-Yeon Kim

Hyun-Jeong Kang

Young-Bin Chang

Jung-Je Son

Anshuman Nigam

Hyunil Yoo

Ok-Seon Lee

Saidhiraj Amuru

David James Love

Byonghyo Shim

Jin-Woo Roh

Byung-Moo Lee

Hyun-Il Yoo

Hyun-Sang Cho

Ming Hoka

Jee-Hwan Noh

Chae-Hee Lim

Jaehyuk Jang

Jianzhong Zhang

Boon Loong Ng

Young-Han Nam

Soon-Young Yoon

Zhouyue Pi

Peng Xue

Jae-Yong Lee

Seung-Joo Maeng

Ying Li

Jung-Ho Lee

Yong-Seok Kim

June Moon

Sung-Eun Park

In-Seok Hwang

Jong-han Lim

Yong-Hoon Lee

Keun-Chul Hwang

Kaushik Morapakkam Josiam

Jae-Jeong Shim

Yun-Sang Park

Seok-Ki Ahn

Sudhir Ramakrishna

Tae-Gon Kim

Yeqing Hu

Gary Xu

Byungju Lee

Junil Choi

Jeong-Ho Park

Jae-Hwan Chang

Neung-Hyung Lee

Joo-Hwan Chun

Jin Yuan

Min-Cheol Park

Jong-Han Lim

Jun-Kyu Kang

Tae-Soo Kwon

Young-Hak Kim

Hae-Dong Yeon

Ju-Yong Lee

Doo-Hee Lee

Ae-Ri Lim

In-Hyoung Kim

Minhyun Kim

Seongjin Kim

Jong-Hyun Won

Hee-Seong Yang

Ji-Ho Song

Woo-Myong Park

Eui-Tae Hwang

Young Bo Cho

Sun-Ho Park

The present disclosure relates to transmitting and receiving beam information in a wireless communication system. An operation of a receiving end includes: generating a signal indicating two or more analogue transmission beams which are allocable to the receiving end; and transmitting the signal. In addition, the present disclosure includes other embodiments different from the embodiment described above.

Apparatus and method for transmitting and receiving beam information in wireless communication system

The present disclosure is related to a 5generation (5G) or pre-5G communication system for supporting a higher data rate than a 4generation (4G) communication system such as long term evolution (LTE). According to various embodiments of the present disclosure, a method for operating a base station in a wireless communication system is provided. The method comprises: generating remaining minimum system information (RMSI) comprising random access channel (RACH) configuration, wherein the RACH configuration comprises an association between RACH resources and one of a synchronization signal (SS) block and channel state information reference signal (CSI-RS) resources; and transmitting, to a user equipment (UE), the RMSI.

Apparatus and method for managing random access channel configuration in wireless communication system

The present disclosure relates to a 5G or pre-5G communication system to be provided for supporting a data rate higher than that of a 4G communication system, such as LTE, and subsequent communication systems. The present disclosure relates to a method for transmitting a reference signal (RS) in a wireless communication system, comprising the steps of: configuring a transmission resource by including at least one resource block (RB), which does not map the RS, between two RBs, which map the RS, in a first subframe; transmitting a first message for directing an RB offset indicating a gap between the two RBs, which map the RS, and locations of the RBs, which map the RS; and transmitting the RS through the configured transmission resource.

Method for transmitting and receiving reference signal in wireless communication system

A method for a user equipment (UE) is provided. The method comprises receiving, from a base station (BS), information via a dynamic signaling comprising at least one of a medium access control channel element (MAC CE) or downlink control information (DCI) that includes information for a set of channel state information-reference signal (CSI-RS); identifying CSI-RS resources each of which comprises a set of antenna ports based on the information; and measuring CSI using an aggregation of the CSI-RS resources, wherein an energy per resource element (EPRE) ratio between a CSI-RS and a physical downlink shared channel (PDSCH) is configured in the information to each of the CSI-RS resources comprising the aggregated CSI-RS resources.

Distributed FD-MIMO: cellular evolution for 5G and beyond

The present disclosure relates to a communication technique for converging a 5G communication system, which is provided to support a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The present disclosure may be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. The present disclosure relates to an efficient method and device for uplink communication in a narrow band system which provides an IoT service in a band for a broadband system, and a method for uplink communication in a narrow band system according to an embodiment of the present disclosure comprises the steps of: receiving, by a terminal, control information associated with uplink transmission of symbols from a base station; and performing, by the terminal, the uplink transmission using symbols except a second symbol overlapping with a first symbol for transmission of an uplink reference signal in a broadband system, on the basis of the control information.

Method and device for communication in narrow band system

The present invention relates to a 5-generation (5G) or pre-5G communication system provided for supporting higher data transmission rates than 4th-generation (4G) communication system such as long term evolution (LTE). The present invention relates to a method in which an access point (AP) operates a full-duplex scheme in a communication system supporting a beam-forming scheme, the method comprising the steps of: generating a magnetic interference intensity table according to transmitted beam patterns and received beam patterns; determining, by the AP, a transmitted beam pattern and a received beam pattern for all stations (STAs) on the basis of channel measurement feedback information received from the stations, which provide service, and the electromagnetic-interference intensity table; and performing a communication operation with each of the stations on the basis of the determined transmitted beam pattern and received beam pattern.

Apparatus and method for operating full-duplex scheme in communication system supporting beam-forming scheme

The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as a long term evolution (LTE). A method for performing a beamforming operation in a wireless communication system supporting a full-duplex scheme includes acquiring reference information for allocating a resource, determining a user equipment (UE) combination of a transmission (Tx) UE and a reception (Rx) UE which is capable of sharing a resource from combinations of at least Tx UE and at least one Rx UE, based on the acquired reference information, and allocating a Tx antenna beam for the Tx UE of the UE combination and an Rx antenna beam for the Rx UE of the UE combination.

Apparatus and method for performing beamforming operation in wireless communication system

The present invention relates to a 5th-generation (5G) or pre-5G communication system, which is to be provided for supporting a higher data transmission rate after the 4th-generation (4G) communication system, such as long term evolution (LTE). The present invention provides a method for receiving a signal in a multi-carrier system, the method comprising the steps of: performing, with respect to an input signal, a waveform pre-processing operation on the basis of at least one of an equalizing operation and a filtering operation; checking whether the waveform pre-processed signal is a Gaussian proximity signal; and performing soft-de-mapping with respect to the waveform pre-processed signal on the basis of a result of the checking.

Apparatus and method for transmitting/receiving signal in multi-carrier system

The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). The method includes: receiving information on a battery threshold of a terminal from a base station; determining whether to use a reception beam width wider than a currently used reception beam width, by comparing a battery level of the terminal with the battery threshold; transmitting additional resource request information to the base station when it is determined that a wider reception beam width is used; and when an additional resource corresponding to the additional resource request information is allocated from the base station, blocking a power supply of at least one antenna reception circuit among multiple antenna reception circuits corresponding to multiple antenna elements in order to form at least one reception beam having the wide reception beam width.

Method and apparatus for adjusting beam width in wireless communication system

The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transmission rate than a 4G communication system such as LTE. The present disclosure relates to a method for a transmission end to estimate a channel in a communication system supporting multiple input multiple output (MIMO)-based beamforming, the method comprising: a step of obtaining a candidate channel estimate of each of a plurality of candidate beam combinations by means of a channel estimation section corresponding to each of the plurality of candidate beam combinations, the combinations consisting of at least one transmission beam and at least one reception beam from among transmission beams of the transmission end and reception beams of a reception end, wherein the channel estimation section corresponding to each of the plurality of candidate beam combinations comprises a serving channel estimation section corresponding to a serving beam combination of the transmission end and the reception end, a channel gain estimation section of one candidate beam combination of the plurality of candidate beam combinations, and a channel estimation section of the candidate beam combination; and a step of obtaining an optimal channel estimation value of the transmission end and the reception end on the basis of the obtained candidate channel estimates.

Method and apparatus for estimating channel in communication system supporting MIMO-based beamforming

The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as a long term evolution (LTE). A method for cancelling a self-interference (SI) signal in a communication system supporting a full-duplex scheme is provided. The method includes estimating an SI channel, performing a pre-filtering operation on a transmission signal based on the estimated SI channel, generating copied-SI signals based on the estimated SI channel, and cancelling an SI signal based on the copied-SI signals, wherein the pre-filtering operation includes an operation for decreasing a number of SI signals.

Apparatus and method for cancelling self-interference signal in communication system supporting full-duplex scheme

Growing community of inventors

Seongnam-si, South Korea

Ji-Yun Seol