Samsung Electronics Co., Ltd.

Korea Advanced Institute of Science and Technology

Seoul National University

Purdue Research Foundation

Korea University Research and Business Foundation

Postech Academy-industry Foundation

Jiyun Seol

Taeyoung Kim

Chanhong Kim

Yeohun Yun

Sungnam Hong

Kyeongyeon Kim

Jongbu Lim

Keonkook Lee

Byunghwan Lee

Hyunil Yoo

Ming Hoka

Suryong Jeong

Hyunseok Ryu

Jeehwan Noh

Jaeseung Son

Hyunkyu Yu

Peng Xue

Hyukmin Son

Min Sagong

Jeongho Park

Yongho Cho

Byonghyo Shim

Ka Ming Ho

Anshuman Nigam

Hyunjung Kim

Namjeong Lee

Saidhiraj Amuru

Dongwoo Lee

Jaeyoel Kim

Inhak Na

Byunggook Kim

Myungkwang Byun

Sunho Park

Okyoung Choi

Hojoong Kwon

Joohwan Chun

Jiyeon Han

Kiseob Hong

Sanghyouk Choi

Younggoo Han

Hyoungju Ji

Jaewon Kim

Jae-Seung Son

David James Love

Hee Jeong Seo

Joon Ho Cho

Yongok Kim

Byungju Lee

Hyungju Nam

Daekyu Shin

Kwanghoon Han

SungJin Kim

Hyungtaig Lim

Jubum Kim

Yonghoon Lee

Minhyun Kim

Chaehee Lim

Jun-Il Choi

Heeseong Yang

Lua Ngo

Inhye Son

Taeseung Lee

Seokseong Jeon

Uitae Hwang

The present disclosure relates to a method and device for providing different services in a mobile communication system. In an embodiment, a base station sets interference influence information including information about interference of a second signal of a second system using a second TTI with regard to a first signal of a first system using a first transmission time interval (TTI). Also, the base station transmits the first signal of the first system to a terminal, and transmits the interference influence information to the terminal in a predetermined time. In a situation where different services coexist, an HARQ retransmission technique is provided for effectively overcoming a transmission failure caused by influence of interference between services.

Method and device for providing different services in mobile communication system

The present disclosure relates to a 5th (5G) generation or pre-5G communication system for supporting a higher data transmission rate beyond a 4th (4G) generation communication system such as long term evolution (LTE). An operating method of a base station in a wireless communication system may include identifying a resource for transmitting at least one sequence for interference measurement of another base station, based on information received from a management device, and transmitting the at least one sequence through the resource, the information received from the management device may include information of the at least one sequence and the resource, and the information of the at least one sequence and the resource may be generated based on a grouping result of base stations based on an operating frequency.

Apparatus and method for controlling interference between base stations in wireless communications system

The present disclosure relates to a pre-5-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4-generation (4G) communication system such as long term evolution (LTE). Disclosed is an apparatus of a base station (BS). The BS may be configured to determine whether to use a beam of the BS and a beam of a terminal, which have been used in a downlink, in an uplink based on capability information received from the terminal and whether an antenna of the BS used for communication with the terminal is a transmission/reception common antenna and perform an uplink beam search when it is determined that the beam of the BS or the beam of the terminal is not used in the uplink.

Apparatus and method for selecting uplink transmission beams in wireless communication system

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4-Generation (4G) communication system such as long term evolution (LTE). A terminal in a wireless communication system is provided. The terminal includes a transceiver, and at least one processor configured to receive, from a base station (BS), a beam failure recovery configuration comprising at least one reference signal for identifying a candidate beam for the beam failure recovery and associated random access (RA) parameters, identify the candidate beam for the beam failure recovery using the at least one reference signal, and perform a physical random access channel (PRACH) using the at least one reference signal and the associated RA parameters on the candidate beam for the beam failure recovery.

Method and apparatus for handling a beam failure recovery in wireless communication system

The 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). A method for operating a management device in a wireless communication system is provided. The method includes obtaining measurement results of a plurality of cells respectively, identifying an aggressor cell and a victim cell by atmospheric interference among the plurality of the cells, based on the measurement results, and performing interference control on at least one of the aggressor cell or the victim cell, wherein the measurement results include interference information related to a downlink signal of at least one other cell measured in an uplink resource duration of a measurement cell and cell information of the at least one other cell.

Apparatus and method for managing interference in wireless communication system

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure relates to transmission of a reference signal in a wireless communication system, and an operation method of a terminal comprises the steps of: receiving control information for reference signals from a base station, and receiving the reference signals according to the control information. Further, embodiments of the present disclosure also differ from the embodiment described above.

Apparatus and method for transmitting reference signals in wireless communication system

The disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system, such as Long Term Evolution (LTE). A power distribution apparatus in a wireless communication system is provided. The apparatus includes at least one transceiver, and at least one processor, wherein the at least one processor is configured to identify a cell group set for a particular transmission interval among multiple cell groups connected to a terminal, perform a distribution of a power for the terminal to each of cell groups in the cell group set, and transmit power allocation information according to a result of the distribution to the terminal, wherein the cell group set includes a cell group including one or more cells in which uplink transmission is to be performed at the particular transmission interval.

Apparatus and method for power control in wireless communication system

The present disclosure relates to a fifth generation (5G) or pre-5G communication system supporting a higher data transmission rate since fourth generation (4G) communication systems like long term evolution (LTE). A method for transmitting heterogeneous service data from a base station is provided. The method for transmitting data includes at least one processor configured to control to allocate a first resource by scheduling to provide the first service data to the first terminal, identify whether the second service data to be transmitted to the first terminal or the second terminal is generated using at least some of the first resource during the transmission of the first service data to the first terminal using the first resource, transmit the second service data by allocating the second service data to at least some of the first resource if the second service data is generated, and configure and transmit the second service data.

Apparatus and method for transmitting/receiving of data in wireless communication system

A scheduling apparatus and a method for interference control in a mobile communication system supporting a carrier aggregation or dual connectivity or multi-connectivity technology in which a terminal uses a plurality of frequency resources at the same time are provided. Specifically, a first base station in a wireless communication system includes a transceiver and a processor connected to the transceiver and configured to obtain resource information of a second base station transmitted by the second base station, determine a resource assignment pattern based on the resource information of the second base station, assign uplink (UL) resources of the LTE base station for an UL channel based on the resource assignment pattern to reduce interference, and assign uplink (UL) resources of the first base station for an UL channel based on the resource assignment pattern to reduce interference.

Scheduling apparatus and method for interference control in mobile communication system

The present disclosure relates to a 5G or a pre-5G communication system for supporting a higher data rate since 4G communication systems such as LTE. According to an embodiment of the present disclosure, a method for determining transmission power of a terminal, including: receiving a terminal-specific transmission power parameter from a base station, determining transmission power of the terminal based on the terminal-specific transmission power parameter and a subcarrier spacing allocated to the terminal, and transmitting an uplink signal based on the determined transmission power, and an apparatus performing the same may be provided.

Method and device for controlling transmission power of user equipment in beamforming system

A communication scheme and system for converging a 5generation (5G) communication system for supporting a data rate higher than that of a 4generation (4G) system with an internet of things (IoT) technology are provided. The communication scheme is applicable to intelligent services (e.g., smart homes, smart buildings, smart cities, smart cars, connected cars, health care, digital education, retail, and security and safety-related services) based on the 5G communication technology and the IoT-related technology.

Apparatus and method for transmitting and receiving data in wireless communication system

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE). The present invention is a method for transmitting, by a transmitter, a signal in order to efficiently transmit the signal so that heterogeneous services can coexist, the method comprising the steps of: confirming whether a signal to be transmitted is a first signal or a second signal; if the signal to be transmitted is the first signal, transmitting the first signal to a receiver by applying puncturing in a resource region in which the first signal is transmitted and in a resource region overlapping with the second signal; and if the signal to be transmitted is the second signal, applying a phase rotation to the second signal and transmitting the second signal.

Transmitting and receiving method and apparatus for coexistence between heterogeneous services

The present disclosure relates to a 5generation (5G) or pre-5G communication system for supporting a higher data transfer rate after a 4generation (4G) communication system such as long term evolution (LTE). A method for operating of a transmitting end in a wireless communication system includes allocating a first resource for a first service and a second resource for a second service, determining a precoder for controlling interference between the first service and the second service, precoding a first signal for the first service using the precoder, and transmitting the precoded first signal and a second signal for the second service through the first resource and the second resource. At least one part of the first resource overlaps with the second resource.

Apparatus and method for controlling interference between services in wireless communication system

Growing community of inventors

Seongnam-si, South Korea

Jiyun Seol