Samsung Electronics Co., Ltd.

Sungkyunkwan University

Chonnam National University

Jaeyoel Kim

Hong-Sil Jeong

Min Jung Jang

Seokki Ahn

Seho Myung

Kyungjoong Kim

Daejoong Kim

Namryul Jeon

Wonwoo Rhim

Sunguk Huh

Taeyoung Kim

Jiyun Seol

Chanhong Kim

Hyunjung Kim

Inhak Na

Woojae Kim

Jiyeon Han

Jonghwan Kim

Min Hee Jang

Hongsil Jeong

Sanghyo Kim

Yeonjoon Choi

Hosung Park

Zhen Li

Seungkyu Baek

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). According to embodiments, a method performed by a distributed unit (DU), the method comprises generating a control plane (C-plane) message for multiple ports, the C-plane message including section information and a section extension; and transmitting the C-plane message to a radio unit (RU) via a specific port of the multiple ports. The section information includes information on a beam identifier (ID). The section extension includes beam group type information for indicating a type of beam grouping, and port information for indicating a total number of one or more extended antenna-carrier (eAxC) ports indicated by the section extension.

Device and method for fronthaul transmission in wireless communication system

A method performed by an open radio access network (O-RAN) distributed unit (O-DU) in a wireless communication system, the method includes: generating a control plane message comprising User Equipment (UE) scheduling information; and transmitting the control plane message to an open radio access network (O-RAN) radio unit (O-RU). The control plane message further includes section extension information. The section extension information comprises bit masking information indicating antennas to be combined.

A system and method of generating a control message of a digital unit (DU) of a base station in a wireless communication system supporting lower layer function division, and a system and method of processing a control message of a radio unit (RU) of the base station are provided. The system and method provide an RU of the base station that does not need to analyze the subframe structure in association with other control plane sections, such that processing time and processing complexity can be reduced.

Method and apparatus for transmitting control message 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 radio unit (RU) of a base station is provided. The method includes transmitting, to a digital unit (DU), a first message comprising a value indicating the maximum number of masks for one resource area, and receiving, from the DU, a second message generated based on the value, wherein the mask may indicate resources to which the same beam is applied within the resource area.

Apparatus and method for managing resource of radio unit of base station in wireless communication system

A communication method for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method includes identifying a length of information bits to be encoded; identifying a length of transmission bits; determining a size of a code for a polar encoding based on the length of the transmission bits, a maximum size of the code, and a minimum size of the code; identifying a codeword by the polar encoding of the information bits based on the determined size of the code; and obtaining the transmission bits based on the length of the transmission bits.

Method and apparatus for rate-matching of polar codes

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 according to various embodiments of the present disclosure includes generating at least one compressed symbol based on modulation compression, transmitting to another base station, control information including position indication information which indicates a position of a subcarrier at which a first subcarrier signal is transmitted in a physical resource block (PRB) to which the at least one compressed symbol is mapped, and power indication information for indicating a transmit power of the first subcarrier signal, and transmitting the at least one compressed symbol to the another base station. Thus, transmission capacity may be optimized, and efficient modulation compression is possible.

Apparatus and method for fronthaul transmission in wireless communication system

A communication method and system for converging a 5th-generation (5G) communication system for supporting higher data rates beyond a 4th-generation (4G) system with a technology for internet of things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method and apparatus for polar encoding and rate-matching are disclosed.

Method and apparatus of rate-matching for communication and broadcasting systems

The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transfer rate beyond a 4G communication system, such as LTE. One embodiment of the present invention provides a method for channel encoding in a communication system, the method comprising: encoding second data, using an outer channel code; determining a value corresponding to first data, arranging the encoded second data in a block size unit corresponding to the second data, based on the determined value; and encoding the arranged second data, using an inner channel code.

Method and apparatus for channel encoding/decoding in communication or broadcast system

Disclosed are: a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety related services, and the like) on the basis of 5G communication technology and IoT-related technology.

Data interleaving device and method in wireless communication system using polar code

A method for transmitting signals by a first device of a base station transmitting and receiving signals of a wireless communication system is provided. The method includes receiving a plurality of uplink signals, identifying uplink transmission shaping information to be applied to the plurality of uplink signals, and transmitting the plurality of uplink signals to a second device by applying the uplink transmission shaping. The uplink transmission shaping information is information indicating for how many time intervals the first device is to transmit the plurality of uplink signals to the second device using a fronthaul. If the plurality of uplink signals are received by the first device for a first time, the plurality of uplink signals to which the uplink transmission shaping is applied are transmitted by the first device to the second device for the first time and a time determined based on the uplink transmission shaping information.

Growing community of inventors

Seongnam-si, South Korea

Jaeyoel Kim