Abstract: This application provides a communication method and apparatus. A first IAB node receives the first indication information from the parent node, where the first IAB node includes the distributed unit DU and the mobile terminal MT, and the first indication information indicates a first parameter of the DU and the MT during resource multiplexing. The first IAB node transmits data based on the first parameter.

Abstract: In a signal transmission method and apparatus, a network device sends scheduling information of at least one of two carriers whose communication directions are opposite on a target OFDM symbol; a terminal device performs channel transmission of a target carrier on the target OFDM symbol based on the scheduling information, where the target carrier is one of carriers that are of the two carriers whose communication directions are opposite and that have channel transmission on the target OFDM symbol; and the network device performs channel transmission on the target OFDM symbol and the target carrier. A time domain resource may be allocated to a carrier on which transmission scheduling is currently performed, thereby improving transmission resource utilization and reducing a waiting delay.

Abstract: Embodiments of this application disclose a resource configuration method and a communication apparatus. The resource configuration method includes: An integrated access and backhaul mobile terminal (IAB MT) determines a first time division duplex (TDD) configuration based on a first transmission mode. The first transmission mode includes a transmission mode on at least one frequency domain resource set in a plurality of frequency domain resource sets of an integrated access and backhaul distributed unit (IAB DU). The first TDD configuration is a cell-common TDD configuration or a dedicated TDD configuration. The IAB MT determines a resource location based on the first TDD configuration. It can be learned from the technical solution that the IAB MT selects the corresponding TDD configuration based on the transmission mode on the at least one frequency domain resource set, to determine the resource location.

Abstract: A communication method and apparatus. for indicating indicate A terminal is indicated to perform second transmission when an SSB or a PRACH on a frequency domain resource overlaps with reverse transmission on another frequency domain resource in time domain. In response to the SSB or the PRACH overlapping with the second transmission in time domain, the terminal device determines, by receiving first indication information, that a priority of the SSB or the PRACH is lower than a priority of the second transmission on an overlapped time domain resource. The terminal device performs the second transmission based on the first indication information. The terminal device performs reverse transmission on a symbol that overlaps with the SSB or the PRACH.

Abstract: This application provides a wireless communication method and apparatus. The wireless communication method includes: receiving indication information of a first pattern, where the first pattern is one of a plurality of patterns, each of the plurality of patterns indicates distribution of at least one resource in frequency domain, and the at least one resource includes at least one of a first resource, a second resource, and a third resource, where the first resource is a definitely available resource, the second resource is an unavailable resource, and availability of the third resource depends on a further indication of an upper-level node; and communicating with a second network device and/or a terminal device based on the first pattern.

Abstract: A transmission timing determining method and apparatus are provided, to determine a transmission timing of an IAB node. The method is applied to a first node, and a second node may be an upper-level node or a donor node of the first node. The method includes: The first node receives control information from the second node, where the control information includes scheduling information of uplink transmission, and the control information includes first scrambling information. The first node determines a first timing type associated with the first scrambling information. The first node determines a transmission timing of the uplink transmission based on the first timing type.

Abstract: Apparatuses, methods, and systems are disclosed for uplink transmissions. One apparatus includes a processor that generates a preamble sequence for an uplink transmission. The preamble sequence of the apparatus includes indication information. The apparatus includes a transmitter that transmits the preamble sequence. The transmitter transmits uplink information based on the indication information.

Abstract: A method, and related apparatuses are disclosed, to provide an MCS corresponding to a lower code rate. The communication method includes: sending a first CQI number to a network device, wherein the first CQI number is determined based on a first CQI table; and receiving an MCS number in a first MCS table from the network device, wherein the first MCS table comprises an entry that is not comprised in the first CQI table, and at least one entry whose modulation scheme is 64QAM in the first CQI table, wherein a BLER corresponding to the first CQI table is 10e-5, and values obtained by multiplying code rates by 1024 in the first CQI table comprise 30 and 50.

Abstract: The present invention relates to methods for sending or receiving control data in one or multiple uplink control channel resources of a wireless communication network and to corresponding devices. According to one embodiment of the invention a method of sending control data in one or multiple uplink control channel resources of a wireless communication network is provided. A wireless device receives, from a network node, information on a set of downlink component carriers configured for the wireless device. The wireless device receives, from a network node, an indication of the one or multiple uplink control channel resources. The wireless device maps first control data comprising control data for the set of configured downlink component carriers to a part of the one or multiple uplink control channel resources. And the wireless device maps second control data to a remaining part of the one or multiple uplink control channel resources.

Abstract: A communication method and a related apparatus. The communication method includes determining, based on a starting location of a first remaining minimum system information RMSI detection window and a time index of a synchronization signal (SS)/physical broadcast channel (PBCH) block, a starting location of an RMSI detection window corresponding to a terminal device, where a value of the starting location of the RMSI detection window is one of four possible values of the starting location of the RMSI detection window, and receiving the RMSI based on the starting location of the RMSI detection window.

Abstract: A communication method, and related apparatuses are disclosed, to provide an MCS corresponding to a lower code rate, so as to better adapt to a requirement of a URLLC service. The communication method includes: determining N MCS indexes in an MCS table, where a value that is obtained by multiplying a code rate by 1024 and that corresponds to an MCS index X in the N MCS indexes is less than or equal to a first threshold, where X is an integer greater than or equal to 0, N is a positive integer, and N is greater than or equal to X; and sending at least one of the N MCS indexes.

Abstract: This application discloses communication methods and communication apparatuses. A terminal device receives indication information from a network device. The indication information includes one or more indication parameters. The terminal device obtains one or more pieces of configuration information based on the indication parameters. The terminal device performs uplink or downlink data transmission according to the one or more pieces of configuration information. Each pieces of configuration information includes information of a starting location and information of a quantity of time domain symbols in a slot that are occupied by uplink data or downlink data. Each piece of configuration information is selected from a first set of configuration information or a second set of configuration information.

Abstract: The present invention relates to methods for sending or receiving control data in one or multiple uplink control channel resources of a wireless communication network and to corresponding devices. According to one embodiment of the invention a method of sending control data in one or multiple uplink control channel resources of a wireless communication network is provided. A wireless device receives, from a network node, information on a set of downlink component carriers configured for the wireless device. The wireless device receives, from a network node, an indication of the one or multiple uplink control channel resources. The wireless device maps first control data comprising control data for the set of configured downlink component carriers to a part of the one or multiple uplink control channel resources. And the wireless device maps second control data to a remaining part of the one or multiple uplink control channel resources.

Abstract: A radio node and a UE are described, and methods and computer programs therein to handle separate aperiodic CSI reports for one or more static subframes, in which the direction of signal transmission is fixed, and one or more flexible subframes, in which the direction of signal transmission is variable. The method performed by a UE comprises receiving a trigger for an aperiodic CSI report as part of an uplink grant from a radio node in a static downlink subframe, said trigger indicating a CSI subframe set related to the one or more static subframes. The method further comprises reporting to the radio node, in a CSI reporting subframe, a result of an aperiodic CSI measurement for a CSI reference in the CSI subframe set. The method further comprises receiving a second trigger that relates to the one or more flexible subframes and reporting the results to the radio node.

Abstract: This application provides a method to improve resource utilization efficiency of an uplink control channel that carries feedback information. A terminal device receives one or more downlink channels carried in one or more first time units, the first time units belonging to in a time unit set; determines a second time unit for carrying feedback information corresponding to the downlink channels according to a first association relationship between the time unit set and the second time unit; determines a first codebook; and sends uplink control information including the first codebook in the second time unit. When one of the downlink channels is received in first time units that belong to a subset of the time unit set, and there is a second association relationship between the subset of the time unit set and the second time unit, the first codebook includes only feedback information corresponding to the downlink channel carried in the first time units in the subset.

Abstract: A communication method and a related apparatus. The communication method includes determining, based on a starting location of a first remaining minimum system information RMSI detection window and a time index of a synchronization signal (SS)/physical broadcast channel (PBCH) block, a starting location of an RMSI detection window corresponding to a terminal device, where a value of the starting location of the RMSI detection window is one of four possible values of the starting location of the RMSI detection window, and receiving the RMSI based on the starting location of the RMSI detection window.

Abstract: This application discloses communication methods and communication apparatuses. A terminal device receives indication information from a network device. The indication information includes one or more indication parameters. The terminal device obtains one or more pieces of configuration information based on the indication parameters. The terminal device performs uplink or downlink data transmission according to the one or more pieces of configuration information. Each pieces of configuration information includes information of a starting location and information of a quantity of time domain symbols in a slot that are occupied by uplink data or downlink data. Each piece of configuration information is selected from a first set of configuration information or a second set of configuration information.

Abstract: A detection window indication method and apparatus. The method includes receiving control channel configuration information from a network device, where the control channel configuration information indicates a resource multiplexing mode of a resource set of a control channel and a common signal block, and further indicates at least one of a duration of a detection window of the control channel or a time-domain start location of the detection window of the control channel, and detecting, according to the detection window and the resource set, the control channel.

Abstract: This application provides a method to improve resource utilization efficiency of an uplink control channel that carries feedback information. A terminal device receives one or more downlink channels carried in one or more first time units, the first time units belonging to in a time unit set; determines a second time unit for carrying feedback information corresponding to the downlink channels according to a first association relationship between the time unit set and the second time unit; determines a first codebook; and sends uplink control information including the first codebook in the second time unit. When one of the downlink channels is received in first time units that belong to a subset of the time unit set, and there is a second association relationship between the subset of the time unit set and the second time unit, the first codebook includes only feedback information corresponding to the downlink channel carried in the first time units in the subset.

Abstract: This application provides a channel state information report transmission method and a communications device. The method includes: determining N channel state information reports; and sending M of the N channel state information reports based on priorities of the N channel state information reports, where both N and M are positive integers greater than or equal to 1, and M is less than or equal to N; and a priority of a channel state information report in the N channel state information reports.