Abstract: This application provides a control information transmission method, a terminal device, and a network device. The method includes: determining, by a terminal device, a bit length of downlink control information DCI based on a location of a target first time unit in a second time unit, where the DCI includes time domain resource location information, the time domain resource location information is used to indicate at least one of time domain length information of a third time unit and time domain start location information for data transmission scheduled based on the DCI, the DCI is carried in the target first time unit, and a time domain length of the third time unit is less than or equal to a time domain length of the second time unit; and receiving, by the terminal device, the DCI from a network device.

Abstract: This application discloses a control information transmission method and device, and relates to the field of communications technologies, to reduce power consumption of UE. The control information transmission method provided in embodiments of this application includes: receiving, by user equipment UE, first indication information sent by a base station, where the first indication information indicates a first time window; and stopping, by the UE, monitoring a physical downlink control channel PDCCH in the first time window.

Abstract: An information indication method is provided, including: A terminal-side device receives first higher layer signaling from a network-side device, where the first higher layer signaling is used to configure N bandwidth parts BWPs, and N is a positive integer. The terminal-side device receives downlink control information from the network-side device, where the downlink control information includes an indication field. When N is less than a maximum quantity of BWPs that can be configured through the first higher layer signaling when the terminal-side device is in a connected mode (for example, an RRC connected mode) or a maximum quantity of BWPs that can be determined by using candidate bit states of the indication field that is used to determine an active BWP and that is in the downlink control information, the indication field indicates a position of the active BWP located in an initial BWP and the N BWPs.

Abstract: This application provides a method, which includes: receiving, by a terminal side device, physical layer signaling sent by a network side device in a first frequency band; and determining, by the terminal side device, a sequence number of a first time transmission unit in a second frequency band, where the first time transmission unit includes a time resource indicated by the physical layer signaling, the sequence number of the first time transmission unit is greater than or equal to a sequence number of a second time transmission unit in the second frequency band, an end time of the physical layer signaling is within a time range of the second time transmission unit, and a subcarrier spacing of the first frequency band is different from a subcarrier spacing of the second frequency band.

Abstract: Method is provided, including: determining, by a base station, a current time period in which an end moment of a current control channel is located in a first transmission time interval (TTI), where the first TTI includes at least two time periods, and a start moment of a data channel corresponding to a control channel that ends in each of the at least two time periods is located in a different TTI; sending, by the base station to user equipment in the first TTI, control information carried on the current control channel, where the control information is configured to schedule a current data channel corresponding to the current control channel; determining, by the base station, a second TTI in which a start moment of the current data channel is located; and exchanging, by the base station, data of the current data channel with the user equipment in the second TTI.

Abstract: Example resource determining methods, indication methods, and apparatus are described. On example method includes receiving a downlink data channel by a terminal from a network device. The terminal determines a first uplink control channel resource from a plurality of uplink control channel resources based on an index of the last symbol for the downlink data channel and a time for processing the downlink data channel by the terminal. The terminal sends acknowledgment information to the network device on the first uplink control channel resource, where the acknowledgment information is used to determine a reception status of the downlink data channel.

Abstract: This application provides wireless communication methods, apparatuses, and systems. One method comprises: receiving higher layer signaling from a base station, wherein the higher layer signaling indicates a downlink aggregation coefficient S corresponding to S consecutive transmission time units, and a transport block is repeatedly transmitted at each of the S consecutive transmission time units; receiving physical layer signaling from the base station, wherein the physical layer signaling schedules the transport block and comprises first indication information indicating at least a portion of resource of a downlink control region available for transmitting the transport block; and determining a valid time of the first indication information, wherein the valid time is one or more transmission time units in the S consecutive transmission time units.

Abstract: A frequency domain resource allocation method includes receiving frequency domain resource configuration information sent by a base station, where the frequency domain resource configuration information is used to indicate frequency domain resources configured for the user equipment UE, and the frequency domain resources include at least one available frequency domain resource segment and at least one unavailable frequency domain resource segment; and receiving frequency domain resource indication information sent by the base station, where the frequency domain resource indication information is used to indicate a frequency domain resource that is in the at least one available frequency domain resource segment and that is used by the UE to transmit data.

Abstract: Embodiments of the present disclosure provide a resource management method and a related device. The resource management method includes: receiving, by UE, signaling for releasing resource sent by a base station, where the signaling for releasing resource indicates information of resource location; and determining, based on the information of resource location, a time-frequency resource corresponding to the information of resource location in allocated resources already allocated by a network side to the UE, and then releasing the time-frequency resource. The UE may release some of the allocated resources based on an indication of the base station.

Abstract: Method is provided, including: determining, by a base station, a current time period in which an end moment of a current control channel is located in a first transmission time interval TTI, where the first TTI includes at least two time periods, and a start moment of a data channel corresponding to a control channel that ends in each of the at least two time periods is located in a different TTI; sending, by the base station to user equipment in the first TTI, control information carried on the current control channel, where the control information is configured to schedule a current data channel corresponding to the current control channel; determining, by the base station, a second TTI in which a start moment of the current data channel is located; and exchanging, by the base station, data of the current data channel with the user equipment in the second TTI.

Abstract: A wireless communication apparatus and a wireless communication method are provided. The wireless communication method includes: determining a quantity of virtual resource blocks in an initial resource block bundle based on a resource block start index of a bandwidth part and a size of a resource block bundle, wherein the quantity of virtual resource blocks in the initial resource block bundle is less than the size of the resource block bundle; and mapping the virtual resource blocks in the initial resource block bundle to physical resource blocks.

Abstract: A data processing method executed by a terminal device includes: receiving first indication information sent by a network device; receiving second indication information sent by the network device, where the second indication information is used to indicate that soft values of first data received are to be processed in a first processing manner or a second processing manner, the first data is carried on a second resource, and both the first resource and the second resource include a third resource; determining a target processing manner from the first processing manner and the second processing manner based on the first indication information and/or the second indication information; and processing soft values of data in the third resource in the target processing manner.

Abstract: Embodiments of the present disclosure provide a resource management method and a related device. The resource management method includes: receiving, by UE, signaling for releasing resource sent by a base station, where the signaling for releasing resource indicates information of resource location; and determining, based on the information of resource location, a time-frequency resource corresponding to the information of resource location in allocated resources already allocated by a network side to the UE, and then releasing the time-frequency resource. The UE may release some of the allocated resources based on an indication of the base station.

Abstract: Embodiments of the present disclosure provide a data transmission method and apparatus. The method includes sending, by a base station to UE, a downlink control channel used to schedule downlink data. The method further includes indicating, by the base station, a first time-frequency resource domain and a second time-frequency resource domain using the downlink control channel. A downlink data channel is sent on a time-frequency resource that is in the first time-frequency resource domain and that does not belong to the second time-frequency resource domain.

Abstract: A radio communication method, a chip, and a system, to improve physical downlink control channel decoding reliability and communication quality. The method includes: obtaining, in a second scheduling period based on a first candidate downlink control channel and first information, a second candidate downlink control channel from a first control resource set corresponding to the second scheduling period, where the first information is used to indicate a correspondence between the first candidate downlink control channel and the second candidate downlink control channel, and the first candidate downlink control channel is any candidate downlink control channel in a first control resource set corresponding to a first scheduling period; and combining and decoding the first candidate downlink control channel and the second candidate downlink control channel.

Abstract: This application provides a control information transmission method, a terminal device, and a network device. The method includes: determining, by a terminal device, a bit length of downlink control information DCI based on a location of a target first time unit in a second time unit, where the DCI includes time domain resource location information, the time domain resource location information is used to indicate at least one of time domain length information of a third time unit and time domain start location information for data transmission scheduled based on the DCI, the DCI is carried in the target first time unit, and a time domain length of the third time unit is less than or equal to a time domain length of the second time unit; and receiving, by the terminal device, the DCI from a network device.

Abstract: A slot resource configuration method in wireless communication and a device are provided, to resolve a problem of how to configure a flexible resource included in a new slot structure. In this method, user equipment-specific downlink control information (UE-specific DCI) sent by a base station is received, where the UE-specific DCI indicates a use configuration status of a flexible resource in at least one slot; and the flexible resource is configured according to the use configuration status. This method implements configuration of a flexible resource, so that the flexible resource can be used for communication, thereby improving slot resource usage.

Abstract: In certain embodiments, this disclosure discloses a signal transmission method. The method may include receiving first configuration information from a network device. The first configuration information includes at least two sets of control channel parameters, and each set of the at least two sets of control channel parameters corresponds to at least one time unit. The method may include determining, based on an index of a time unit and the first configuration information, a control channel parameter corresponding to the time unit represented by the index.

Abstract: A wireless communication apparatus and a wireless communication method are provided. The wireless communication method includes: determining a quantity of virtual resource blocks in an initial resource block bundle based on a resource block start index of a bandwidth part and a size of a resource block bundle, wherein the quantity of virtual resource blocks in the initial resource block bundle is less than the size of the resource block bundle; and mapping the virtual resource blocks in the initial resource block bundle to physical resource blocks.

Abstract: This application discloses a control information sending method, a data block transmission method, and a related apparatus. The control information sending method in this application is used to schedule multiple transmission time intervals TTIs for data transmission, and the multiple TTIs include at least a first TTI and a second TTI.