Samsung Electronics Co., Ltd.

Di Su

Chen Qian

Jingxing Fu

Yingjie Zhang

Bin Yu

Feifei Sun

Qi Xiong

Miao Zhou

Chuang Zhang

Peng Lin

Min Wu

Zhongfeng Zhang

For supporting higher data rates, resource configuration includes: acquiring, by a terminal, a configuration of physical resources; and performing, by the terminal, transmission according to the configured physical resources, wherein performing, by the terminal, transmission according to the configured physical resources comprises one of: neither performing, by the terminal, uplink transmission nor performing downlink reception on the configured physical resources; performing, by the terminal, only downlink reception on the configured physical resources; and performing, by the terminal, only uplink transmission on the configured physical resources.

Configuring physical resources for interference cancellation

The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). The present disclosure provides a device in a wireless communication system and a method performed by the device. The method comprises: for a first transmitted signal transmitted by the device and a first received signal corresponding to the first transmitted signal and received by the device, compensating one of the first transmitted signal and the first received signal, according to a first synchronization delay part of a synchronization delay between a receiver and a transmitter of the device, wherein the first synchronization delay part is an integral multiple of a predefined baseband sampling interval of the device in the synchronization delay; determining a second synchronization delay part of the synchronization delay based on one of a collection of the first received signal and the compensated first transmitted signal and a collection of the first transmitted signal and the compensated first received signal, depending on which one of the first transmitted signal and the first received signal is compensated, wherein the second synchronization delay part is a fractional multiple of the predefined baseband sampling interval of the device in the synchronization delay.

Method and apparatus for signal processing in a wireless communication system

The present invention discloses a physical channel transmission method, which includes: determining transmission subcarrier resources according to a configuration of a base station; and sending or receiving physical channels on the transmission subcarrier resources. Compared with the prior art, the present invention subdivides resource allocation units for transmitting physical channels from PRBs to subcarriers, which significantly improves the power spectral density of the uplink transmission and effectively achieves coverage enhancement.

Method for transmitting physical channels, user equipment therefor, method and user equipment for relay transmission

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Disclosed is a method performed by a first node in a wireless communication system including performing channel estimation on an echo signal of a first signal transmitted by the first node, determining a first filter based on a result of the channel estimation and a distance between the first node and a target, and performing a first filtering process on the result of channel estimation based on the first filter.

Node and method performed by the node in wireless communication system

There is provided a power headroom report method, a configuring method, a power control method, a data transmission method, a terminal, a base station and an apparatus of the same. The data transmission method may include: acquiring configuration information for uplink or downlink data transmission; determining whether a front loaded reference signal is transmitted according to the acquired configuration information; in response to determining that the reference signal is transmitted, transmitting the reference signal before the data transmission or at the same time when the data transmission starts and performing uplink data transmission or downlink data reception; and in response to determining that the reference signal is not transmitted, directly performing the uplink data transmission or the downlink data reception.

Power headroom report, configuring, power control, and data transmission method, apparatus, terminal, and base station

The present disclosure discloses a method for detecting indication information, including: determining a carrier/narrowband position and a time-domain position where indication information is located; in which the indication information is configured to indicate whether a user equipment (UE) monitors a paging message or a downlink control channel that indicates the paging message, on associated one or more paging occasions (POs); and detecting the indication information on the determined carrier/narrowband position and the time-domain position, and determining, according to the indication information, whether to monitor the paging message or the downlink control channel on the one or more POs.

Method and apparatus for detecting indication information, and methods and devices for relaying transmission

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 performed by a user equipment (UE) is provided that includes receiving, via a RRC signaling, SIB for two uplink carriers in one cell, the two uplink carriers including a first uplink carrier corresponding to a downlink carrier in which a downlink synchronization signal is received and a second uplink carrier, transmitting an uplink signal on one of the two uplink carriers configured to the UE.

Methods and apparatus for transmitting and receiving uplink control information and for requesting random access in wireless communication system

A method includes performing blind detection on a PDCCH in at least one subframe or slot to acquire first downlink control information and second downlink control information; and performing uplink data transmission and downlink data transmission with a base station according to the acquired first downlink control information and second downlink control information, wherein the first downlink control information is one of downlink control information for uplink scheduling grant and downlink control information for downlink scheduling, and the second downlink control information is the other one of the downlink control information for uplink scheduling grant and the downlink control information for downlink scheduling, and wherein a location where a PDCCH carrying the second downlink control information is detected is associated with related information of the first downlink control information, or the first downlink control information and the second downlink control information are carried on the same PDCCH.

Detecting method and transmitting method of physical downlink control channel, and corresponding equipments

A terminal device and a method for measuring cross-link interference. The method includes receiving time-frequency resource configuration information from a base station, wherein the time-frequency resource configuration information includes configuration information of measurement time-frequency resources for measuring the cross-link interference. The method also includes determining measurement time-frequency resources for measuring the cross-link interference according to the time-frequency resource configuration information. The method further includes measuring the cross-link interference on the measured time-frequency resources and feeding back the measurement result of the cross-link interference to the base station.

Method, terminal device, base station, computer readable medium for measuring cross-link interference, and methods and apparatuses for random access preamble allocation, determination, and data transmission

A method and device for reporting scheduling request are provided. The method includes the operations of acquiring a dedicated physical resource of a random access channel (RACH) configured to report a scheduling request, when the scheduling request is triggered, transmitting the RACH on the dedicated physical resource. The dedicated physical resource includes a plurality of periodic physical resources. Through this dedicated physical resource, the user equipment (UE) can report scheduling request in a contention-free random access way, and the capacity of a preamble sequence is improved and inter-cell interference is reduced.

Method and device for scheduling request in NB IoT systems

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). The disclosure provides a remote interference management method, a gNB, an electronic device, a readable storage medium, and a base station for performing inter-base station interference coordination. The method includes steps of: determining, by a gNB, a mapping relationship between a gNB set ID and a RIM-RS according to received configuration information; transmitting, by the gNB, the RIM-RS according to the allocated gNB set ID and the mapping relationship; and/or performing RIM-RS detection, by the gNB, determining gNB set ID information through the detected RIM-RS according to the mapping relationship, and reporting the determined gNB set ID information. The present disclosure determines the mapping relationship between the gNB set ID and the RIM-RS according to the received configuration information, and further transmits and/or detects the RIM-RS based on the mapping relationship, thus simplifying signaling interaction information and improving the communication flexibility of the RIM-RS with multiple functions. The base station includes: a transceiver, configured to transmit signals and/or receive signals; and a processor, configured to: control the transceiver to receive a physical signal transmitted by a second base station and perform interference measurement based on the received physical signal; and control the transceiver to report an interference measurement result to the second base station or a management center, to cause the second base station to perform interference coordination for at least the first base station based on the interference measurement result reported by the first base station or configuration by the management center.

Remote interference management method, gNB, electronic device, and readable storage medium

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 a method of measuring interference and a corresponding device. The method of measuring interference includes: receiving a downlink reference signal from abase station; based on a received downlink reference signal of a first category, acquiring interference strength information of co-channel interference or self-interference caused by a user equipment (UE), which performs uplink transmission on a time frequency resource where the received downlink reference signal of the first category is transmitted, to a current user equipment, or information for the base station to acquire the interference strength information of the co-channel interference or the self-interference; and reporting the acquired interference strength information or the acquired information for the base station to acquire the interference strength information to the base station, wherein the downlink reference signal of the first category is: a downlink reference signal transmitted on a time frequency resource with scheduled uplink transmission. According to the method of measuring interference and the corresponding device, interference strength of co-channel interference between UEs or self-interference of a user equipment can be measured accurately. The present disclosure provides a method and apparatus for a first terminal to transmit information on demodulation failure to a base station in a wireless communication system, and a method and apparatus for a base station to schedule uplink transmission based on the fed back information on demodulation failure. The method for the first terminal includes: receiving and demodulating data from the base station; determining at least one demodulation failure reason respectively associated with at least one second terminal causing inter-terminal interference to the first terminal, when demodulation of the data fails; generating information on demodulation failure based on the determined at least one demodulation failure reason; and transmitting the information on demodulation failure to the base station. The application relates to a method, a base station (BS), a user equipment (UE) and a system thereof for channel switching. The method includes: receiving, from the UE, information indicating that the UE has a full-duplex communication capability; transmitting, to the UE, control signaling notifying the UE to activate the full-duplex communication capability; and scheduling full-duplex transmission for the UE after the UE completes initialization of a self-interference cancellation module, wherein, the base station further configures a full-duplex mode timer and notifies the UE of configuration of the full-duplex mode timer. The present disclosure provides a base station, an apparatus and operation methods thereof for performing interference processing in a wireless communication system. The base station is configured to allocate resources for a plurality of apparatuses communicating with the base station based on a level of inter-apparatus interference among the plurality of apparatuses; and to indicate the allocated resources to the plurality of apparatuses. The apparatus is configured to acquire, from a base station, resources allocated for the apparatus by the base station based on a level of inter-apparatus interference among a plurality of apparatuses communicating with the base station; and to communicate based on the allocated resources.

Method and apparatus for measuring interference, feeding back demodulation related information and scheduling terminals, channel switching, and interference processing

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. Embodiments of the present disclosure disclose a method for CSI reporting at a UE and the corresponding UE.

Channel state information reporting method, UE, base station and computer readable storage media

The present disclosure provides a method and an apparatus for self-interference cancellation, a terminal and a base station are disclosed. The method includes truncating a signal based on a detection window, where the signal comprises a receive signal and a self-interference signal which is associated with a transmit signal, and a length of the detection window is less than a symbol length, performing self-interference channel estimation to obtain an estimation of a self-interference channel, based on the truncated signal and a first reference signal which is carried by the transmit signal and used for self-interference channel estimation, where the first reference signal has a comb structure in frequency domain, and performing self-interference cancellation based on the transmit signal and the estimation of the self-interference channel. The method can reduce the influence on the accuracy of self-interference channel estimation due to inter-symbol interference caused by timing misalignment. And, the present disclosure provides a method and device for transmitting a first physical signal in a wireless communication system, the method including: mapping a sequence of each antenna port for the first physical signal to a same plurality of subcarriers on same one or more OFDM symbols based on a frequency-domain mapping pattern of the first physical signal; and transmitting the first physical signal.

Method and apparatus for processing signals in a communication system

The present disclosure provides a method of scheduling for a UE. The method includes dividing M UEs into N groups, wherein a distance metric between each UE in a group and the center of the group does not exceed a first predetermined threshold, where M and N are positive integers; pairing the N groups, wherein a distance metric between centers of the two paired groups is greater than a second predetermined threshold; and in a case where there is a group paired with a group to which a first UE for which scheduling is to be performed belongs, scheduling transmissions in different directions respectively for the first UE and the second UE from the paired group on the same time-frequency resource. The present disclosure also provides a signal transmission method, a base station, a UE and a computer readable medium.

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Beijing, China

Di Su