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.

Abstract: Disclosed are a data transmission method, device, and system. The method comprises: for the transmission of random access uplink data, according to the correspondence between preambles and data resources as described by a protocol, determining the data resource corresponding to the preamble in the uplink data transmission, different preambles corresponding to different data resources; transmitting the preamble and the uplink data that uses the determined data resource. In the embodiments of the present invention, a protocol describes the correspondence between preambles and data resources. For the transmission of random access uplink data, the data resource corresponding to the preamble in the uplink data transmission can be determined, and different preambles correspond to different data resources. Thus it can be ensured that different users use different data resources to bear uplink data, thereby enabling the data portion multiplexing for multiple users.

Abstract: Embodiment of the present application provides a transmission method, a terminal device, and a base station, used to solve the technical problem in the related art that there is no method supporting CBG-based retransmission and ACK/NACK feedback. The transmission method comprises: receiving by the terminal device a downlink control channel; and acquiring by the terminal device a first indication field from the downlink control channel, the first indication field being used to indicate whether each code block group (CBG) in the corresponding CBGs in an initial transmission of TB needs to be retransmitted.

Abstract: The present application discloses a method and an apparatus for transmitting uplink control information (UCI), to resolve the issue of repeated transmissions of UCI in the prior art. In an embodiment of the present application, a terminal determines a bit sequence of coded UCI of a first transmission, the UCI being repeatedly transmitted on a PUCCH, and the terminal transmits the bit sequence of the coded UCI in a determined uplink channel in each subsequent retransmission of the UCI. A network side apparatus uses the same method to determine a bit sequence of coded UCI of a first transmission, and receives, via a determined uplink channel, a repeatedly transmitted bit sequence of the coded UCI. In the embodiments of the present application, a bit sequence of coded UCI is determined according to a channel of the UCI in a first transmission time slot.

Abstract: Disclosed are a resource configuration method and device, and a computer storage medium, for enabling configuration of a remaining minimum system information control resource set to be more flexibly when the remaining minimum system information control resource set and an associated synchronous information block occupy a same beam by means of frequency division multiplexing, so as to be applicable to more application scenarios.

Abstract: Disclosed are a transmission method, a terminal, and a base station, for use in resolving the technical problem in the prior art that a base station cannot perform accurate uplink scheduling for a scheduling request (SR) of a terminal due to that there is no explicit solution for how to distinguish which SR in a plurality of SR configuration is transmitted simultaneously with other UCIs. In the transmission method for distinguishing a plurality of SR configurations provided by embodiments of the present disclosure, the terminal cascades an M-bit SR with a first UCI and simultaneously transmits same, and M-bit SR information is used for indicating SR states of the plurality of SR configurations of the terminal, ensuring that a base station performs correct uplink scheduling on the terminal.

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: 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 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: Disclosed in the present application are a data transmission method and device.

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 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: Disclosed in the present application are a data transmission method and device.

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 resource configuration method and device, and a computer storage medium, for enabling configuration of a remaining minimum system information control resource set to be more flexibly when the remaining minimum system information control resource set and an associated synchronous information block occupy a same beam by means of frequency division multiplexing, so as to be applicable to more application scenarios.

Abstract: A method and device for transmitting information, for solving the problem that at present there is no solution configured to use a group common physical downlink control channel (PDCCH) to transmit information related with a group of terminals. In the embodiments of the present disclosure, a base station determines information of a group of terminals to be sent; and the base station uses, within a set of resources of a group common PDCCH corresponding to the group of terminals, a fixed subcarrier space or different subcarrier spaces to send the information of the group of terminals.

Abstract: Disclosed are a method and apparatus for transmitting uplink control information (UCI), for use in transmission of the UCI when different types of UCI are provided and transmission time domain resources thereof overlap. A method for transmitting the UCI provided in embodiments of the present application comprises: determining first UCI and second UCI to be transmitted, a transmission time domain resource of the first UCI overlapping with that of the second UCI; and transmitting the UCI according to the relative position of the starting transmission time of the first UCI and the second UCI.

Abstract: Disclosed are a method and device for determining a preamble sequence of a physical random access channel. The method includes in a previous stage, receiving respective preamble sub-sequences, and determining instances of time at which the respective preamble sub-sequences are detected in a detection window; in a current stage, receiving respective preamble sub-sequences, and determining instances of time at which the respective preamble sub-sequences are detected in the detection window; and determining preamble sub-sequences belonging to a same preamble sequence according to the instances of time at which the respective preamble sub-sequences are detected in the current stage, and the instances of time at which the respective preamble sub-sequences are detected in the previous stage.

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.