Abstract: A data transmission method, a terminal device, and a network device are provided. The data transmission method includes: receiving a PDSCH; and mapping HARQ-ACK feedback information corresponding to a PDSCH with repetition transmissions at least to a first transmission position for transmission, where the first transmission position is a position corresponding to a last transmission of the repetition transmissions of the PDSCH in a semi-static HARQ-ACK codebook.

Abstract: Embodiments of the present disclosure relate to the field of wireless communication technologies, and a communication method, a user equipment, a network device, and a computer storage medium are disclosed. The communication method includes: determining a number of repetitions of a physical uplink shared channel (PUSCH), wherein the PUSCH is a PUSCH of Msg3 in a random access procedure and the number of repetitions is a positive integer; and then transmitting the PUSCH to the network device with the number of repetitions. By using the communication method provided by an embodiment of the present disclosure, the user equipment may determine a number of repetitions for a Msg3 PUSCH (a PUSCH of Msg3), thus providing a solution for supporting the repetitions of Msg3 PUSCH and solving a critical technical problem of uplink coverage enhancement, and improving the uplink coverage range of the Msg3 PUSCH greatly.

Abstract: A transmission method, a terminal and a base station are provided, thereby solving the problem that there is no specific method in the 5G system for distinguishing whether one DCI triggers the transmission of data and control information at the same time or triggers the transmission of control information only. The transmission includes receiving DCI, wherein the DCI comprises indication information of N bits, the indication information of N bits is used to indicate whether the DCI triggers transmission of data, and N is an integer greater than or equal to 1; and performing transmission based on the indication information in the DCI.

Abstract: A data transmission method, a terminal device and a network device are provided. The method includes: receiving PDSCH; determining a size of a semi-static HARQ-ACK codebook according to a number of repetition transmissions of the PDSCH; and performing a corresponding HARQ-ACK feedback for the PDSCH with repetition transmissions according to the determined size of the semi-static HARQ-ACK codebook.

Abstract: This disclosure provides a codebook feedback processing method, a device, an apparatus and a medium. The method includes: determining, by a terminal, based on a quantity of repeated transmissions of a repeatedly transmitted semi-persistent scheduling (SPS) physical downlink shared channel (PDSCH), whether there is at least one valid transmission in corresponding transmission opportunities; and determining, by the terminal, based on whether there is at least one valid transmission, whether a feedback bit position is reserved for the SPS PDSCH in a feedback codebook. A base station determines, based on whether there is at least one valid transmission, whether a feedback bit position is reserved for the SPS PDSCH in the feedback codebook.

Abstract: A UCI transmission method, a UCI reception method, a terminal, a base station and devices are provided. The UCI transmission method includes: determining a first transmission resource for first UCI and second transmission resources for second UCI; and when the first transmission resource overlaps at least two second transmission resources in a time domain, transmitting the first UCI and the second UCI simultaneously on at least one of the at least two second transmission resources.

Abstract: The present disclosure provides a PUSCH transmission method, a PUSCH reception method, a UE and a base station. The PUSCH transmission method includes: determining indication information about an HARQ-ACK, the indication information about the HARQ-ACK being at least used to indicate whether there is HARQ-ACK information on a target PUSCH; and transmitting the indication information on the target PUSCH. According to the present disclosure, the indication information about the HARQ-ACK is additionally transmitted by the UE on the PUSCH, and the indication information is at least used to indicate whether there is the HARQ-ACK information on the target PUSCH.

Abstract: Disclosed are an information transmission method and apparatus, which are used for realizing hybrid automatic repeat request acknowledgment (HARQ-ACK) feedback when one piece of downlink control information (DCI) schedules one PDSCH to be transmitted on a plurality of carriers. The information transmission method provided in the present application comprises: when one piece of DCI can schedule one downlink transmission to be performed on a plurality of carriers, by means of taking the plurality of carriers as a group, determining an HARQ-ACK codebook; and sending the HARQ-ACK codebook.

Abstract: Provided in the present application are a method for determining a feedback information transmission location and a device, used when one piece of DCI simultaneously indicates resource release with respect to SPS PDSCHs on a plurality of carrier waves, to implement determining a location of an HARQ-ACK for the DCI in an HARQ-ACK codebook. A method of the present application comprises: Determining that a DCI indicates performing resource release with respect to SPS PDSCHs on a plurality of carrier waves; determining a target location of an HARQ-ACK corresponding to the DCI in an HARQ-ACK codebook according to an SLIV for a first SPS PDSCH among released SPS PDSCHs, wherein the first SPS PDSCH is an SPS PDSCH on a target carrier wave among the plurality of carrier waves. Normal feedback of the HARQ-ACK for the DCI is ensured, and uniform understanding for HARQ-ACK transmission by a network-side device and a terminal ensures normal transmission of the HARQ-ACK.

Abstract: The present disclosure provides PDSCH reception method and device, PDSCH transmission method and device, an apparatus and a medium. A terminal receives DCI for scheduling the transmission of a PDSCH on a plurality of carriers, determines a time unit where the one or more PDSCHs are transmitted on the plurality of carriers in accordance with a reference SCS or an SCS of each carrier, and receives the scheduled PDSCH in the determined one or more time units on the plurality of carriers. A base station transmits the DCI, and transmits the scheduled PDSCH in a time unit where the one or more PDSCHs are transmitted on the plurality of carriers. The terminal determines the time unit where the one or more PDSCHs are transmitted on the plurality of carriers in accordance with the reference SCS or the SCS of each carrier.

Abstract: A HARQ-ACK transmission method, a terminal, and a network side device are provided. The HARQ-ACK transmission method performed by the terminal includes receiving one or more DCIs, wherein the one or more DCIs include one or more first DCIs configured to support scheduling at least two PDSCHs; grouping the one or more DCIs according to a quantity of PDSCH scheduled by each of the one or more DCIs, to obtain one or more DCI groups; generating a HARQ-ACK sub-codebook for each DCI group of the one or more DCI groups; generating an HARQ-ACK codebook according to the HARQ-ACK sub-codebook for each DCI group; transmitting the HARQ-ACK codebook.

Abstract: A method for processing uplink control information, a terminal and a base station are provided. The method includes: when a first Physical Uplink Control Channel (PUCCH) resource carrying first UCI and a second PUCCH resource carrying second UCI are not overlapped in a time domain, the first PUCCH resource is not overlapped with a third PUCCH resource carrying third UCI in the time domain, and the second PUCCH resource and the third PUCCH resource are overlapped in the time domain, discarding a first target UCI when a fourth PUCCH resource for simultaneously transmitting the second UCI and the third UCI is overlapped with the first PUCCH resource, the first target UCI is one of the second UCI and the third UCI.

Abstract: The present disclosure discloses a carrier determination and indication method, a device, an apparatus, and a medium. The carrier determination and indication method include that the base station determines N carriers to be scheduled, wherein N is a positive integer greater than or equal to 2; and the base station indicates the terminal the N carriers scheduled on a downlink control information; and the terminal receives downlink control information and determines N carriers scheduled by a base station through the downlink control information.

Abstract: Disclosed are a data transmission method and apparatus, which are used for realizing low-delay and high-reliability transmission of data in a new radio (NR) system.

Abstract: Disclosed in the present application are an information transmission method and apparatus, used for feeding back hybrid automatic repeat request-acknowledge information to a physical downlink control channel (PDCCH) when the PDCCH indicating a semi-persistent scheduling (SPS) physical downlink shared channel (PDSCH) release and an SPS PDSCH are transmitted in a same time slot. The method provided in the present application includes when the PDCCH indicating the SPS resource release is received in a time slot in which the SPS PDSCH is needed to be received, determining to feed back the hybrid automatic repeat request-acknowledge information to the PDCCH, and not to feed back the hybrid automatic repeat request-acknowledge information to a predetermined SPS PDSCH feedback in the SPS PDSCHs; and transmitting a hybrid automatic repeat request-acknowledgement sequence including the hybrid automatic repeat request-acknowledgement information of the PDCCH.

Abstract: An information transmission method, a base station and a base station are provided. The information transmission method includes: judging whether a bit count of uplink control information UCI meets a predetermined bit count range; in a case that the bit count of the UCI meets the predetermined bit count range, determining, according to a reference cyclic redundancy check CRC bit count, a resource for transmitting UCI; transmitting the UCI on the determined resource for transmitting UCI.

Abstract: AHARQ-ACK feedback method and device, a terminal, and a base station are provided. The method applied to the terminal includes: if a PDCCH indicating an SPS resource release is received in a slot for receiving an SPS PDSCH transmission, mapping a HARQ-ACK feedback of the PDCCH indicating the SPS resource release, to a feedback position determined according to a reference time domain resource in a HARQ-ACK feedback sequence; transmitting the HARQ-ACK feedback sequence including the HARQ-ACK feedback of the PDCCH indicating the SPS resource release.

Abstract: An uplink transmission method and an uplink transmission device are provided. The uplink transmission method includes: detecting an UL grant on a target time-domain resource and a target frequency-domain resource in a first time unit, the UL grant being to schedule one or more UEs to perform uplink transmission in a target time unit, a time unit having a predefined length of B1 subframes or B2 symbols, where B1 and B2 are each an integer greater than or equal to 1; acquiring scheduling information for the UE in the target time unit from the UL grant; and performing the uplink transmission on a time-domain resource and a frequency-domain resource scheduled in the target time unit in accordance with the scheduling information.

Abstract: This disclosure provides a codebook feedback processing method, a device, an apparatus and a medium. The method includes: determining, by a terminal, based on a quantity of repeated transmissions of a repeatedly transmitted semi-persistent scheduling (SPS) physical downlink shared channel (PDSCH), whether there is at least one valid transmission in corresponding transmission opportunities; and determining, by the terminal, based on whether there is at least one valid transmission, whether a feedback bit position is reserved for the SPS PDSCH in a feedback codebook. A base station determines, based on whether there is at least one valid transmission, whether a feedback bit position is reserved for the SPS PDSCH in the feedback codebook.

Abstract: Disclosed are an uplink control information transmission method and apparatus for guaranteeing that a network side can obtain various types of pieces of uplink control information in a timely manner. The method comprises: determining that the following condition is satisfied: there is an overlap between a transmission time-domain resource of scheduling request (SR) information and a transmission time-domain resource of a first UCI; and depending on whether the SR information is negative SR information or positive SR information, determining the transmission resource for transmitting the first UCI, and transmitting the first UCI on the determined transmission resource, and the determined transmission resource when the SR information is negative SR information is different from the determined transmission resource when the SR information is positive SR information.