Samsung Electronics Co., Ltd.

Postech Research and Business Development Foundation

Myungkwang Byun

Hojoong Kwon

Byunggook Kim

Kiseob Hong

Okyoung Choi

Jaewon Kang

Jiyun Seol

Sungnam Hong

Hanseok Kim

Heewon Kang

Dowon Hyun

Jaehee Cho

Soomin Ko

June Moon

Jongbu Lim

Seunghwan Lee

Sungho Lee

Eunjung Kim

Junil Choi

Seungjoo Maeng

Daekyu Shin

Jai-Jin Lim

Jaeho Jeon

Yongsang Kim

Myonghee Park

Jeewoong Kang

Youngmin Cho

Hyeongtaek Lee

Sucheol Kim

Jinbong Chang

Seungyoup Han

Hyochul Kwak

Daekwon Jung

Dackyu Shin

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 communication technique for converging a 5G communication system for supporting a higher data transfer rate beyond a 4G system with IoT technology, and a system therefor. The present disclosure may be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. The present disclosure relates to a method for assigning transmission resources including an uplink (UL)-dedicated region and a downlink (DL)-dedicated region, the method comprising: a step for identifying a ratio of the DL-dedicated region to the UL-dedicated region; a step for changing the ratio of the DL-dedicated region to the UL-dedicated region by using at least one of a utilization rate and electric field characteristic information of the transmission resources; and a step for assigning the UL-dedicated region and the DL-dedicated region according to the changed ratio of the DL-dedicated region to the UL-dedicated region.

Method and apparatus for assigning resources 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-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 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.

Apparatus and method for scheduling in wireless communication system

The disclosure relates to a 5G or pre-5G communication system for supporting higher data transmission rates than 4G communication systems such as LTE systems. According to the disclosure, a method for performing beamforming by a base station in a wireless communication system comprises obtaining transmission time proportions allocated to a plurality of beam directions and performing beamforming to send control information in the plurality of beam directions based on the obtained transmission time proportions. A base station configured to perform beamforming in a wireless communication system, includes a transceiver configured to perform beamforming communication with a UE, and a processor configured to obtain transmission time proportions allocated to each of a plurality of beam directions, and control beamforming for sending control information based on the obtained transmission time proportions.

Method and device for controlling beamforming transmission

A communication system is provided. The communication system supports higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A first apparatus in a wireless communication system is provided. The apparatus includes an antenna array, at least one transceiver, and at least one processor. The transceiver is configured to transmit signals by using a beam set, and receive a signal for indicating at least one beam in the beam set from a second apparatus. The processor is configured to determine an auxiliary beam pair, based on the at least one beam. The transceiver is configured to transmit reference signals to the second apparatus by using the auxiliary beam pair, and receive feedback information relating to the auxiliary beam pair from the second apparatus. The at least one processor is configured to determine, based on the feedback information, a communication direction relating to the second apparatus.

Apparatus and method for estimating direction in wireless communication system

Disclosed is a method of allocating time resources of a downlink (DL) physical control channel, including scheduling transmission of DL data in a first time resource, and scheduling transmission of uplink (UL) data in a second time resource starting after the first time resource ends, wherein an end time point of the first time resource is changed based on an amount of the DL data and is less than or equal to a first maximum value.

Method and apparatus for allocating resource in wireless communication system

A method for operating an apparatus that performs traffic control traffic in a wireless communication system is provided. The method includes receiving information about a terminal to be controlled, detecting a congestion situation in a cell, and changing a parameter relating to scheduling of the terminal to be controlled, according to the detection of the congestion situation.

Apparatus and method for controlling traffic in wireless communication system

In order to solve a problem in which when a terminal is converted from an active state of transmitting data to an inactive state, the transmission power of the terminal rapidly increases, a base station can control the transmission power by predicting and reflecting, in a target SIR, a decrease in SIR which results from an increase in interference amount due to data transmission of another terminal. The present invention can ensure the quality of an uplink control channel by controlling power in consideration of the effect of interference, even when the terminal is in an inactive state.

Method and apparatus for controlling transmission power of terminal in mobile communication system

Provided are a method and apparatus for scheduling user equipments. The apparatus for allocating resources to UEs may include: a communication unit to send and receive data to and from one or more UEs; and a control unit to perform a process of determining the first maximum throughput based on channel quality information received from one or more UEs and UE levels, performing a first-stage sorting operation on a list of UEs based on the first maximum throughput and average throughput, performing, when there are two or more UEs that have the same UE level and are adjacent in the list, a second-stage sorting operation on those UEs based on the channel quality information, and allocating resources to at least one UE in the list. Accordingly, when UEs having different UE levels compete for resources, it is possible to increase the overall throughput of the base station.

Method and apparatus for scheduling user equipments based on levels thereof in mobile communication system

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Suwon-si, South Korea

Myungkwang Byun