Abstract:
A method device is provided. The method device includes a communication circuit, memory, and one or more processors communicatively coupled to the communication circuit and the memory, wherein the memory store one or more computer programs including computer-executable instructions that, when executed by the one or more processors, cause the network device to use at least one network among a plurality of networks and identify bearers to which frequency resources shared by the plurality of networks should be allocated, determine, on the basis of the identified bearers, the network that is to allocate the frequency resources at the next unit time among the plurality of networks, and allocate at least a portion of the frequency resources to at least a portion of the identified bearers on the basis of the determined network.
Abstract:
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). 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.
Abstract:
The present disclosure relates to a 5G generation or pre-5G communication system for supporting a higher data transmission rate than a 4G communication system such as LTE. The present disclosure relates to uplink transmission in a wireless communication system, and an operating method of a terminal includes: determining a second codebook for a reference signal, based on a first codebook for data; and transmitting at least one reference signal generated by using the second codebook, and at least one data signal generated by using the first codebook.
Abstract:
Provided are a method and apparatus for radio resource allocation. The radio resource allocation method for a base station may include: obtaining at least one of beamforming structure information and frame structure information; generating resource allocation information for a CSI-RS (channel state information reference signal) on the basis of at least one of the beamforming structure information and the frame structure information; and transmitting the resource allocation information. As a result, it is possible to efficiently perform resource allocation.
Abstract:
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 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.
Abstract:
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). 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.
Abstract:
Disclosed is a 5G or pre-5G communication system to be provided for supporting a data transmission rate higher than that of a 4G communication system such as LTE. According to one embodiment of the present invention, a method by which a base station of a wireless communication system using a two-dimensional X-Pol antenna requests feedback information, can comprise the steps of: generating control information for commanding the generation of the feedback information and channel state information (CSI) process information on vertical axes and horizontal axes of a specific planar antenna and respective planar antennas of the two-dimensional X-Pol antenna; transmitting the generated control information to a terminal in the base station; generating and transmitting a reference signal corresponding to the CSI process; and receiving, from at least one terminal, feedback information in correspondence to the number of CSI processes.
Abstract:
A method for a transmitter of a mobile communication system transmitting and receiving signals according to an embodiment of the present specification comprises the steps of transmitting to a receiver system information for transmitting a signal to the receiver including a connection between a wireless resource and a transmitting antenna; transmitting a reference signal to the receiver based on the system information; and receiving from the receiver feedback information generated based on the reference signal. According to an embodiment of the present specification, in a beamforming transmission method of a mobile communication system, a transmitter can determine whether to perform digital pre-coding without advance information from a receiver and can consequently perform a transmission, and can thereby perform lower-overhead and efficient signal transmission/reception.
Abstract:
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 method and apparatus for transmitting symbols for use in an FBMC wireless communication system are provided. The FBMC symbol transmission method includes determining a truncation point of an FBMC symbol overlapped with a transient transmission duration according to an energy distribution characteristic of a filter applied to the FBMC symbol to be transmitted in a non-transient transmission duration, truncating the FBMC symbol at the truncation point in the transient transmission duration, changing an energy characteristic of a filter according to the energy distribution characteristic of the filter to be applied to the truncated FBMC symbol, filtering the FBMC symbol overlapped with the transient transmission duration using the filter having the changed energy characteristic, filtering the FBMC symbols positioned within the non-transient transmission duration according to a non-transient transmission duration characteristic, and transmitting the filtered FBMC symbols at a corresponding transmission timing.
Abstract:
The present disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data transmission rate than a 4th generation (4G) communication system such as long term evolution (LTE). According to various embodiments of the present disclosure, in a wireless communication system, a base station comprises: at least one transceiver, and at least one processor coupled to the at least one transceiver. The at least one processor may be configured to: control the at least one transceiver to transmit first data based on a first hybrid automatic request (HARQ) process; control the at least one transceiver to transmit second data based on the first HARQ process; based on transmitting the second data, generate third databased on the result of the first data being received; and control the at least one transceiver to transmit the third data based on a second HARQ process.