Abstract:
A 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 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 for transmitting and receiving a phase compensation reference signal (PCRS) to compensate for phase noise. The method may determine whether a first precoding is applied to a demodulation reference signal (DMRS) and the PCRS to be transmitted to a terminal. The base station may also generate the DMRS and the PCRS, based on whether the first precoding is applied to the DMRS and the PCRS, and transmit data, the DMRS, and the PCRS to the terminal.
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). In a feedback method of a terminal, receiving a first subframe from a base station, detecting, from the first subframe, downlink control information (DCI) including transmission timing information and frequency resource information for feedback, creating feedback information for data decoding of the first subframe to be transmitted in a second subframe determined based on the DCI, and transmitting the feedback information, based on a time resource indicated from the transmission timing information and a frequency resource indicated from the frequency resource information in the DCI.
Abstract:
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 a technology for Internet of things (IoT) are provided. The communication method and system 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 of a user equipment for supporting a first communication system and a second communication system is provided. The method comprises shifting first resource blocks (RBs) associated with transmission in a first communication system by a certain frequency value to match a grid of the first RBs with a grid of second RBs associated with transmission in a second communication system, and transmitting the shifted first RBs to a base station.
Abstract:
The present disclosure relates to a 5G or pre-5G communication system for supporting a data rate higher than that of the 4G system. A method by a terminal in a wireless communication system according to the present disclosure includes receiving a first message comprising first information indicating a number of symbols in an uplink pilot time slot (UpPTS) region, identifying at least one symbol for transmitting a sounding reference signal (SRS) based on the first information, and transmitting the SRS.
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:
A communication method and a 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 are provided, which 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 a reference signal are provided. The method includes receiving, from a base station, a first parameter and a second parameter associated with a sound reference signal (SRS) by higher layer signaling, identifying a bandwidth for the SRS based on the first parameter and the second parameter, and transmitting, to the base station, the SRS based on the identified bandwidth for the SRS.
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). Provided are an apparatus and a method for determining a bandwidth in a wireless communication system. A method of operating a base station (BS) in a wireless communication system includes: receiving information on a bandwidth supporting capability of a terminal from the terminal; transmitting information on at least one candidate bandwidth corresponding to the bandwidth supporting capability to the terminal; and transmitting information indicating a utilization bandwidth of the terminal among the at least one candidate bandwidth to the terminal. Accordingly, it is possible to reduce power consumption of the terminal and overhead for a bandwidth indication.
Abstract:
Disclosed is a 5G or pre-5G communication system for supporting a data transmission rate higher than that of a 4G communication system such as LTE. According to the present disclosure, a method of a terminal in a wireless communication system comprises the steps of: receiving downlink control information (DCI); confirming whether the DCI is uplink DCI for an uplink or downlink DCI for a downlink; and transmitting, through an uplink control channel or an uplink data channel, uplink control information (UCI) according to the confirmation result.
Abstract:
The present 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 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 present disclosure provides methods for allocating a Sounding Reference Signal (SRS) for CSI acquisition, UL beam management, or wideband transmission. A method includes receiving, from a base station, first sounding reference signal (SRS) configuration information including first SRS resource and a usage of the first SRS resource, receiving, from the base station, second SRS configuration information including second SRS resource and a usage of the second SRS resource, and transmitting, to the base station, first SRS based on the first SRS configuration information and a second SRS based on the second SRS configuration information.
Abstract:
Disclosed is a 5G or pre-5G communication system for supporting a data transmission rate higher than that of a 4G communication system such as LTE. According to the present disclosure, a method of a terminal in a wireless communication system comprises the steps of: receiving downlink control information (DCI); confirming whether the DCI is uplink DCI for an uplink or downlink DCI for a downlink; and transmitting, through an uplink control channel or an uplink data channel, uplink control information (UCI) according to the confirmation result.