Abstract: The embodiments of the present application relate to a method for performing hybrid automatic repeat request feedback, and a terminal, for solving the problem existing in the prior art that there is no clear solution regarding how to perform feedback on HARQ-ACK of an SPS PDSCH. In the embodiments of the present application, the terminal adds or removes HARQ-ACK of an SPS PDSCH in an HARQ-ACK codebook transmitted over a PUCCH or a PUSCH, and transmits a processed HARQ-ACK codebook. Since the terminal can add or remove the HARQ-ACK of the SPS PDSCH in the HARQ-ACK codebook transmitted over the PUCCH or the PUSCH, a solution to perform feedback on the HARQ-ACK of the SPS PDSCH is given, improving system performance.

Abstract: Disclosed in the present application are an information transmission method and device, for realizing the transmission of information of a group of terminals. The information transmission method provided in the present application comprises: determining information of a group of terminals to be sent; and sending, by means of a group common physical downlink control channel (PDCCH), the information of the group of terminals.

Abstract: Provided are a physical uplink control channel (PUCCH) transmission method, user equipment and device, used to solve the technical problem that there is no clear method or device in existing technology which supports a PUCCH transmission scenario in a new wireless communication system. The PUCCH transmission method comprises: determining an uplink beam used during PUCCH transmission on the basis of a downlink beam used by a physical downlink control channel (PDCCH) and/or a physical downlink shared channel (PDSCH); and carrying out PUCCH transmission using the determined uplink beam.

Abstract: Disclosed are a method, an apparatus and a device for indicating a position of a resource set and performing rate matching, the method including: a base station indicating a position of at least one resource set to a terminal via explicit signaling, and the position of the at least one resource set is a position where rate matching is required when the terminal transmits data on an uplink channel; and the terminal receiving the position of the at least one resource set indicated by the base station to the terminal via the explicit signaling, and performing rate matching of uplink data according to the position in the indication.

Abstract: Disclosed are a resource determining method and apparatus, and a resource indication method and apparatus for solving the problem of how the UE determines physical uplink control channel (PUCCH) resources in the radio resource control (RRC) reconfiguration state. The resource determining method comprises: detecting a physical downlink control channel (PDCCH); and determining PUCCH resources required by a user equipment (UE) during RRC reconfiguration by detecting the PDCCH.

Abstract: A method and device for determining the initial positions of a downlink data channel are provided. The method includes: a base station transmits to a terminal a generated indication signaling, and the terminal determines, on the basis of the received indication signaling, the time domain initial positions of the downlink data channel in L downlink TTIs. With the method, when the downlink control channel only appears in a part of the positions in a frequency domain or does not appear at all, and when the downlink control channel does not occupy the complete downlink control area in the time domain or the resources occupied by the downlink control channel in the time domain are variable, the base station can still accurately notify the terminal the time domain initial positions of the downlink data channel.

Abstract: Disclosed in an embodiment of the present application are a method and device for determining whether data is damaged, the method comprising: a terminal receiving a downlink control channel which is used for scheduling retransmission; according to the downlink control channel, the terminal determining whether damaged data is present during N previous transmissions of a retransmitted data packet, which are scheduled by the downlink control channel, N being an integer greater than or equal to 1; hence, the terminal receives the downlink control channel which is used for scheduling retransmission, and determines, according to the downlink control channel, whether damaged data is present during the N previous transmissions of the retransmitted data packet, which are scheduled by the downlink control channel, thereby improving transmission performance.

Abstract: Disclosed are downlink control information transmission and reception methods and devices, for solving the technical problem of excessive high power consumption caused by high workload of terminal monitoring in the case of higher frequency. The method comprises: a base station determines at least one beam direction for transmitting downlink control information of a terminal, and generates first downlink control channel configuration information according to at least one determined beam direction, the first downlink control channel configuration information being used for indicating the beam direction of the downlink control information transmitted by the base station to the terminal; after transmitting the first downlink control channel configuration information to the terminal, the base station transmits the downlink control information to the terminal in the at least one beam direction.

Abstract: Disclosed are a resource configuration method and apparatus, and a computer storage medium, being used for enabling, when a remaining minimum system information control resource set and an associated synchronization information block are in a time division multiplexing mode, the configuration of the remaining minimum system information control resource set to be more flexible, being applicable to more application scenarios. The resource configuration method comprises: determining that a remaining minimum system information control resource set (RMSI CORESET) and an associated synchronization information block (SS Block) occupy different symbols for transmission in a time division multiplexing mode; and determining the configuration parameters of the RMSI CORESET and the associated SS Block, the remaining minimum system information control resource sets associated with the SS Blocks in each SS Block burst set having identical configuration parameters.

Abstract: A method for determining and configuring a resource used for transmitting downlink data, a terminal and a base station: the base station configures, for each terminal, resource collections or resource collection subgroups used for receiving downlink data, and then the base station notifies the terminal, by means of an explicit signaling, whether all of the resource collections or each resource collection of the configured resource collections are available, or whether all of resource collection subgroups or each resource collection subgroup of the resource collection subgroups are available, thus allowing the terminal to determine, according to the notification, the time-frequency resource position of a resource used to receive downlink data, so that the terminal may carry out rate matching on the determined resource.

Abstract: Disclosed are a physical uplink control channel (PUCCH) transmission method, a user equipment and an apparatus, used to solve the technical problem in existing technology wherein there is no specific method or apparatus to support a PUCCH transmission scenario in a new wireless communication system. The PUCCH transmission method comprises: on the basis of an acquired indication signaling, determining an uplink beam used when carrying out PUCCH transmission; and carrying out PUCCH transmission using the determined uplink beam.

Abstract: Disclosed are a method and device for transmitting a downlink control channel.

Abstract: Disclosed are a transmission method and device, for use in solving the problem in the prior art that no specific solution is available for dealing with how to transmit an SR and a PUSCH when the SR overlaps with the PUSCH in a time domain. According to embodiments of the present invention, if it is determined that a PUCCH bearing first type of DCI overlaps with the PUSCH in the time domain after a target node of the PUSCH, it is possible to select to discard the first type of DCI or delay the first type of DCI to the next transmission opportunity for transmitting. The first type of DCI borne by the PUCCH overlapping with the PUSCH is discarded or delayed to the next transmission opportunity for transmitting, thus ensuring that one PUSCH ready to be transmitted or being transmitted can be normally transmitted and reducing a waste of system resources.

Abstract: Disclosed in the present application are an uplink control channel transmission method, a terminal, a base station and a device, for solving the problem, in the prior art, that no relevant solution addresses how to perform long NR-PUCCH transmission in multiple slots. The method applied to a terminal comprises: determining a total transmission length T of an uplink control channel (PUCCH) to be transmitted in P slots; determining the transmission structure of the PUCCH on the basis of T; and transmitting the PUCCH in the P slots according to the transmission structure. The present invention defines the transmission structure for long PUCCH transmission in multiple slots, realizing the normal transmission of the long PUCCH in multiple slots.

Abstract: Disclosed are a method and apparatus for indicating and determining a slot structure, the method comprising: a base station determining a structure in a slot; the base station indicating, in a dynamic or semi-static manner, the structure in the slot to a terminal; receiving the structure in the slot indicated by the base station, in the dynamic or semi-static manner, to the terminal; and the terminal determining the structure of one or more slots according to the indicated slot structure. By means of the present invention, when a future mobile communication system needs to provide lower network delay and support richer service types, a slot structure supported by the system is more flexible and diverse.

Abstract: A method and device for sending and receiving a preamble sequence of a physical random access channel, comprising: scrambling a preamble subsequence and then sending, the preamble subsequence being scrambled according to a cyclic shift value of a preamble subsequence sent in the previous stage; performing a descrambling operation according to a cyclic shift value of a preamble subsequence received in the previous stage during reception; and determining a preamble sub-sequence detected after descrambling as a preamble sub-sequence received in the current stage, where the received preamble sub-sequence in the current stage and the received preamble sub-sequence in the previous stage belong to the same preamble sequence.

Abstract: The present application discloses methods and devices for determining a downlink resource set and sending resource position information, and particularly relates to a method for determining, by a terminal, a downlink control channel resource set, a method for sending, by a base station, a position related to a downlink control channel resource set, and related devices. A terminal obtains, in a predefined manner and/or by receiving a notification of a base station, a frequency domain position and a time domain position of a downlink control channel resource set corresponding to the terminal, so as to determine that the downlink control channel resource set corresponding to the terminal is a third downlink control channel resource set. The base station transmits a common downlink control channel and/or a terminal-dedicated downlink control channel on the frequency domain and time domain positions of the downlink control channel resource set determined by the terminal.

Abstract: Disclosed are a data transmission method, a terminal, and a base station. Determined is that a TB needs to be divided into M CBG; grouping, according to a preset grouping scheme, multiple CB produced when the one TB is code block segmented, thus diving the one TB into the M CBG; and transmitting data according to the M CBG, where M is a positive integer. The technical solution of the present invention solves the technical problem of low data transmission efficiency and low resource utilization rate in an LTE system found in the prior art.

Abstract: The present application discloses methods and devices for determining a downlink resource set and sending resource position information, and particularly relates to a method for determining, by a terminal, a downlink control channel resource set, a method for sending, by a base station, a position related to a downlink control channel resource set, and related devices. A terminal obtains, in a predefined manner and/or by receiving a notification of a base station, a frequency domain position and a time domain position of a downlink control channel resource set corresponding to the terminal, so as to determine that the downlink control channel resource set corresponding to the terminal is a third downlink control channel resource set. The base station transmits a common downlink control channel and/or a terminal-dedicated downlink control channel on the frequency domain and time domain positions of the downlink control channel resource set determined by the terminal.

Abstract: The present application discloses an uplink data retransmission method and terminal. The method comprises: a terminal determining whether to spontaneously retransmit first uplink data; and if the terminal determines to spontaneously retransmit the first uplink data, the terminal retransmitting the first uplink data on a physical resource that is pre-configured on a network side. The application adopts the above technical solution to resolve the technical problem in which, for a URLLC service, if a retransmission mechanism is based on a conventional HARQ mechanism, a certain time interval is required between two adjacent transmissions of uplink data, which may result in retransmission being unsupported for a certain time delay requirement and configuration, and as a result a reliability requirement for the URLLC service cannot be met.