Samsung Electronics Co., Ltd.

Youngwoo Kwak

Hoondong Noh

Cheolkyu Shin

Seunghoon Choi

Younsun Kim

Jinyoung Oh

Jeongho Yeo

Taehyoung Kim

Youngbum Kim

Donghan Kim

Sungjin Park

Juho Lee

Yongjun Kwak

Taehan Bae

Hyojin Lee

Heedon Gha

Hyoungju Ji

Eko M Onggosanusi

Md Saifur Rahman

Seungri Jin

Hongbo Si

Jinhyun Park

Thomas David Novlan

Soenghun Kim

Donggun Kim

Young-Han Nam

Sangmin Ro

Sung Hwan Won

Heecheol Yang

Seonghun Kim

Eko Nugroho Onggosanusi

Boon Loong Ng

Disclosed are a communication method 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 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 a 5G communication technology and IoT-related technology. In addition, disclosed in the specification are: an adaptive retransmission method and device for delay reduction; a method and a device for selecting radio resource allocation and data size; and a method and a device for performing setting so as to enable different channels to share DMRS with each other.

Adaptive retransmission method and device for delay reduction in wireless cellular communication system

The present disclosure relates to a communication technique of fusing a 5G communication system for supporting higher data transmission rate beyond a 4G system with an IoT technology and a system thereof. The system may be used for an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. The present disclosure discloses a method and apparatus for inserting an index into a code block as a unit in which a channel code is executed and transmitting the same.

Method and apparatus for cell initial access and paging in wireless cellular communication system

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-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. A method by a terminal in a wireless communication system is provided. The method includes identifying a slot type of a terminal from a first slot type and a second slot type, determining a position of a demodulation reference signal (DMRS) based on the slot type, and receiving the DMRS based on the position from a base station.

Method and apparatus for configuring demodulation reference signal position in wireless cellular communication system

Methods and apparatuses in a communication system is provided. One or more configurations associated with an aperiodic channel state information (CSI) report are received from a base station via higher layer signaling. Downlink control information (DCI) including a CSI request field indicating a configuration among the one or more configurations is received from the base station. The aperiodic CSI report is transmitted to the base station based on the configuration. In case that a medium access control (MAC) control element (CE) is used to map the configuration to a value of the CSI request field based on a number of the one or more configurations and a size of the CSI request field, the CSI request field indicates the configuration from at least one configuration selected via the MAC CE.

Method and apparatus for diversity-based data transmission in mobile communication system

According to an embodiment of the disclosure, a method of operating a user equipment (UE) to control an antenna port of the UE in a wireless communication system includes selecting a band for receiving control information and data at an initial access of the UE, reporting to the base station whether activation of the antenna port is supported, receiving antenna port activation indication information from the base station, and determining whether to activate the antenna port based on the received antenna port activation indication information.

Method and apparatus for configuring terminal antenna in wireless communication system

The disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The disclosure may be applied to an intelligent service (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security- and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. A is provided for a base station in a communication system, which includes transmitting, to a terminal, a configuration for a CSI-RS resource set, wherein the configuration for the CSI-RS resource set includes information for at least one CSI-RS resource and repetition information, and wherein the at least one CSI-RS resource is associated with a same beam in case that the repetition information is set as on; and receiving, from the terminal, CSI based on the configuration for the CSI-RS resource set.

Method and device for supporting repetitive CSI-RS resource transmission in mobile communication system

A method for configuring a flow-based quality of service (QoS), configuring a bearer-based QoS, and introducing a new layer above a packet data convergence protocol (PDCP) layer in order to process the flow-based QoS are provided. An operation of the PDCP layer to support the new layer is also provided. The disclosure relates to a communication method and system for converging a fifth generation (5G) communication system for supporting higher data rates beyond a fourth generation (4G) system with an Internet of things (IoT) technology. 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 or connected car, health care, digital education, smart retail, security and safety services.

Method and apparatus for operating PDCP layer processing QOS in wireless communication system

A communication technique for merging, with IoT technology, a 5G communication system or supporting a data transmission rate higher than that of a 4G system; and a system therefor is provided. The 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. A method and an apparatus for reporting channel state information for network cooperative communication are disclosed.

Method and apparatus for reporting channel state information for network cooperative communication

The present disclosure relates to a communication method for converging IoT technology with 5G communication systems for supporting higher data transmission rates than beyond 4G systems, and to 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, healthcare, digital education, retail business, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. The present invention characterizes in a method for a terminal of a wireless communication system, wherein the method comprises the steps of: receiving channel or reference signal configuration information including beam-related configuration information via higher layer signalling; transmitting and receiving the channel or a reference signal to and from a base station on the basis of the beam-related configuration information; receiving beam change information for the channel or reference signal; and transmitting and receiving the channel or reference signal of a plurality of component carriers to and from the base station on the basis of the beam change information, wherein the beam-related configuration information and the beam change information include transmission configuration indicator (TCI) state information of the channel or reference signal.

Method and apparatus for configuring and indicating beam information in wireless communication system

Disclosed are a communication method for merging, with an 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 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 services, and the like) on the basis of a 5G communication technology and an IoT-related technology. The present embodiment provides a method and an apparatus for a delay reduction mode operation of a base station and a terminal, and the base station of the present invention can: transmit, to the terminal, first information related to hybrid ARQ (HARQ) timing by means of higher layer signaling; transmit, to the terminal, scheduling information and second information related to the HARQ timing; transmit, to the terminal, data scheduled by the scheduling information; and receive, from the terminal, positive reception acknowledgement or negative reception acknowledgement (ACK/NACK) information with respect to the data according to the HARQ timing, which is determined on the basis of the first information and the second information.

Method and apparatus for transmitting and receiving downlink data corresponding to resource allocation information and indicator in mobile communication system

A method is provided for a terminal, which includes identifying information on a number of slots for PUCCH transmission via an RRC signal; obtaining information on a starting symbol for the PUCCH transmission and information on a PRB for the PUCCH transmission; identifying a slot index for the PUCCH transmission for the PUCCH transmission; and performing, based on the information on the starting symbol, the information on the PRB, and the slot index, the PUCCH transmission in a plurality of slots corresponding to the number of slots. The information on the starting symbol and the information on the PRB are applied to a PUCCH of each of the plurality of slots. The PUCCH of each of the plurality of slots includes at least four symbols. The information on the starting symbol and the information on the PRB are obtained based on a combination of the RRC signal and physical signal.

Method and apparatus for transmitting uplink control channel in wireless cellular communication system

Disclosed are a communication method for merging, with an 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 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 services, and the like) on the basis of a 5G communication technology and an IoT-related technology. Disclosed are a method and an apparatus for supporting a reservation resource, and according to the present invention, a method for a base station in a communication system comprises a step of transmitting reservation resource-related information to a terminal, determining, on the basis of the reservation-related information, whether a first signal is mapped to the reservation resource and a resource, in which the first signal to be transmitted to the terminal is overlapped, and transmitting the first signal to the terminal on the basis of the determination.

Method and apparatus for transmitting and receiving random access preamble in wireless cellular communication system

Methods and apparatuses are provided in a wireless communication system. A plurality of configurations associated with channel state information (CSI) is received from a base station. Each configuration includes information on an aperiodic CSI-reference signal (CSI-RS) resource, and the aperiodic CSI-RS resource is associated with quasi co-location (QCL) information. Downlink control information (DCI) including information indicating a configuration among the plurality of configurations is received from the base station. A measurement is performed based on the aperiodic CSI-RS resource associated with the configuration indicated by the DCI. A CSI report is transmitted to the base station based on the measurement.

Method and device for transmitting data in mobile communication system

The present disclosure relates to a communication technique for converging IoT technology with a 5G communication system for supporting higher data transmission rates after 4G systems, and a system for same. The present invention discloses a method and device for efficiently transmitting control information for multiple pieces of data transmitted to a terminal in order to efficiently support cooperative communication. Specifically, a method for a terminal in a wireless communication system to receive downlink data includes steps for: detecting first downlink control information (DCI) scrambled by a cell-radio network temporary identifier (CRNTI); detecting second DCI scrambled by an RNTI for cooperative communication, when the first DCI has been detected; determining, when the second DCI has been detected, whether the second DCI is valid; and receiving, according to the first DCI and the second DCI, two or more pieces of downlink data when the second DCI has been determined to be valid.

Method and device for transmitting/receiving downlink control channel for wireless communication system

According to an embodiment of the disclosure, there is provided a method, performed by a base station, of configuring beam information of a physical downlink control channel (PDCCH) in a wireless communication system, the method including: configuring at least one or more transmission configuration indication (TCI) states connected to a control resource set (CORESET) through radio resource control (RRC); indicating a TCI state including the beam information of the PDCCH among the at least one or more TCI states through a medium access control control element (MAC CE); and transmitting the PDCCH, based on the TCI state including the beam information of the PDCCH.

Growing community of inventors

Suwon-si, South Korea

Youngwoo Kwak