Abstract: 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.

Abstract: A method, performed by a terminal, of determining a channel state information processing unit (CPU) occupation time in a wireless communication system, according to an embodiment of the present disclosure, includes: receiving, from a base station, information indicating activation of a semi-persistent channel state information (CSI) report; receiving, from the base station, at least one CSI-reference signal (RS) for the semi-persistent CSI report; and determining a CPU occupation time for the semi-persistent CSI report based on at least one of a reception time point of the information indicating the activation of the semi-persistent CSI report or a reception time point of the at least one CSI-RS. The information indicating the activation of the semi-persistent CSI report is transmitted by being included in downlink control information (DCI) or a media access control control element (MAC CE).

Abstract: The present disclosure relates to a communication technique for combining IoT technology and a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system therefor. The present disclosure may be applied to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security- and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology.

Abstract: A method, performed by a user equipment (UE), of transmitting an uplink (UL) reference signal in a wireless communication system is provided. The method includes receiving first information indicating whether to apply transform precoding and pi/2 binary phase shift keying (BPSK) modulation to a physical uplink shared channel (PUSCH), receiving second information indicating whether to apply the pi/2 BPSK modulation to an UL demodulation reference signal (DMRS), and identifying a sequence having characteristics of a first peak-to-average power ratio (PAPR) based on the first information and the second information.

Abstract: 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.

Abstract: Provided is a method, performed by a terminal, for transmitting hybrid automatic repeat request-acknowledgement (HARQ-ACK) information in a wireless communication system, the method including: receiving a first physical downlink shared channel (PDSCH) from a first transmission and reception point (TRP) and receiving a second PDSCH from a second TRP; and transmitting at least one HARQ-ACK codebook including first HARQ-ACK bits for the first PDSCH and second HARQ-ACK bits for the second PDSCH, wherein the first PDSCH and the second PDSCH are joint-transmitted from the first TRP and the second TRP, based on different pieces of downlink control information (DCI).

Abstract: The disclosure relates to a method and device for communication between a base station (BS) and a user equipment (UE) in a millimeter wave wireless communication system. An operating method of a BS in a wireless communication system according to an embodiment may include: transmitting, via higher layer signaling, one or more reference signal configurations to a UE so as to transmit a reference signal by using a single carrier; transmitting, to the UE, information about a reference signal configuration to be used for the UE from among the one or more reference signal configurations, via at least one of the higher layer signaling, a physical downlink control channel (PDCCH), or a media access control control element (MAC CE); and transmitting, to the UE, the reference signal via a data channel, based on the information about the reference signal configuration to be used for the UE.

Abstract: A method, performed by a user equipment (UE), of transmitting an uplink (UL) reference signal in a wireless communication system is provided. The method includes receiving first information indicating whether to apply transform precoding and pi/2 binary phase shift keying (BPSK) modulation to a physical uplink shared channel (PUSCH), receiving second information indicating whether to apply the pi/2 BPSK modulation to an UL demodulation reference signal (DMRS), and identifying a sequence having characteristics of a first peak-to-average power ratio (PAPR) based on the first information and the second information.

Abstract: A method by a user equipment (UE) in a wireless communication system includes: receiving a first physical downlink shared channel (PDSCH) transmission and a second PDSCH transmission that carry a same transport block (TB) and are associated with a first transmission configuration indicator (TCI) state and a second TCI state, respectively; determining a transport block size (TBS) of the first PDSCH transmission; and determining low-density parity-check (LDPC) base graph corresponding to the transport block based on the determined TBS for each of the first PDSCH transmission and the second PDSCH transmission, wherein the determined TBS of the first PDSCH transmission is applied to the second PDSCH transmission.

Abstract: In a wireless communication system, a terminal transmits capability information about power saving of the terminal to a base station, determines whether to apply a power saving interval based on resource allocation information received from the base station, determines a channel estimation method and a channel state information generation method based on the determining to apply the power saving interval, and provides, to the base station, channel state information obtained based on the determined channel estimation method and channel state information generation method.

Abstract: The disclosure relates to 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). 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 disclosure discloses a signaling method and apparatus for properly increasing a control channel detection complexity of a terminal in order to efficiently detect a control channel for performing coordinated transmission such as non-coherent joint transmission (NC-JT).

Abstract: A method of a terminal in a wireless communication system is provided. The method includes receiving, from at least one of transmission and reception points (TRPs), downlink control information (DCI) including first information on transmission configuration indication (TCI) states and second information for antenna ports, identifying whether each of the TRPs repeatedly transmits same data via a physical downlink shared channel (PDSCH) based on a number of code division multiplex (CDM) group indicated by the second information for antenna ports, and receiving data from the TRPs based on a result of the identifying.

Abstract: The disclosure relates to 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). 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. A method and an apparatus for transmitting and receiving data for coordination communication is provided.

Abstract: The disclosure relates to 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). 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. Methods and apparatuses for exchanging configuration information related to a demodulation reference signal (DMRS) are provided, and particularly, for providing DMRS ports included in a different code division multiplexing group for communication between a terminal and a base station.

Abstract: The disclosure relates to a communication technique for fusing a 5th generation (5G) or pre-5G communication system with IoT technology to support higher data rates after a 4th generation (4G) communication system such as long term evolution (LTE) and a system thereof. The disclosure can be applied to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety related services, etc.) based on 5G communication technology and IoT-related technology. According to various embodiments of the disclosure, a method and apparatus for allocating time and frequency resources for smoothly providing a service are provided.

Abstract: A method of performing distributed matrix computation using task entanglement-based coding as a method of processing a huge amount of matrix computation in a distributed manner in a distributed computing environment is provided. A main server encodes information to be transmitted to a plurality of edge devices for distributed matrix computation on the basis of task entanglement-based coding employing a Chebyshev polynomial, thereby reducing the amount of information to be transmitted. Also, when the number of computation results received from the edge devices becomes a recovery threshold, the main server immediately performs decoding to derive a matrix computation result.

Abstract: The disclosure relates to a communication scheme and system for converging a 5th generation (5G) communication system for supporting a data rate higher than that of a 4th generation (4G) system with an internet of things (IoT) technology. The disclosure is applicable to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, and security and safety-related services) based on the 5G communication technology and the IoT-related technology. An operation method of a terminal for receiving data from multiple Transmission and Reception Points (TRPs) participated in non-coherent joint transmission is disclosed. The method includes receiving information on HARQ-ACK codebook configuration and configuring and transmitting HARQ-ACK codebooks corresponding to the multiple TRPs based on the received information.

Abstract: The disclosure relates to a communication technique and a system for integrating a 5G communication system with IoT technology to support a higher data transmission rate after a 4G system. The disclosure may be applied to intelligent services, based on 5G communication technology and IoT-related technologies (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety related services, etc.).

Abstract: The disclosure relates to a communication scheme and system of converging an IoT technology and a 5G communication system for supporting a higher data transfer rate beyond a 4G system. The disclosure may be applied to intelligent services (e.g. smart home, smart building, smart city, smart car or connected car, health care, digital education, smart retail, and security and safety services), based on a 5G communication technology and an IoT-related technology. A method of a terminal according to an embodiment includes: receiving information on a reference signal set for beam failure detection from a base station; identifying the reference signal set for beam failure detection based on the information; identifying whether a beam failure is detected based on the reference signal set; and in case that the beam failure is detected for the reference signal set, triggering a beam failure recovery procedure.

Abstract: Provided is a method of transmitting, by a terminal, a hybrid automatic repeat request-acknowledgement (HARQ-ACK) codebook, the method including: obtaining HARQ-ACK feedback timing information and resource allocation information of a physical downlink shared channel (PDSCH); determining a number of PDSCHs that the terminal is to receive in one slot; determining an HARQ-ACK feedback bit to be included in an HARQ-ACK codebook, based on the HARQ-ACK feedback timing information and the resource allocation information of the PDSCH and information about the number of PDSCHs that the terminal is to receive in one slot; and transmitting the HARQ-ACK codebook including the determined HARQ-ACK feedback bit.