Abstract: This application provides a communication method and a communications apparatus, where the communication method includes: receiving, by a terminal device, downlink control information, where the downlink control information is used to indicate the terminal device to receive or send a first channel on a first resource; receiving, by the terminal device, first indication information, where the first indication information is used to indicate a second resource; when the first resource and the second resource overlap in time domain, receiving or sending, by the terminal device, the first channel on a third resource, where the third resource and the second resource do not overlap in time domain.

Abstract: This article discloses an interaction method and apparatus, and electronic device and medium. The interaction method comprises: displaying an interaction interface after a user selects an interactive object via a selection interface and the interactive object receives an interaction invitation, wherein the interaction interface is configured to display pictures taken by the user and the interactive object in real time, the interaction interface comprises an interaction control for the user and the interactive object to interact while capturing in real time, the selection interface and the interaction interface are video capturing related interfaces, the video capturing related interfaces are related to capturing of an interactive video, and the interactive video is a video which is taken while the user and the interactive object interacts based on the interaction interface; obtaining a setting operation for the interaction control; and responding to the setting operation within the interaction interface.

Abstract: A redundant vehicle braking system and its electronic control unit and control method thereof is disclosed. The redundant braking system is coupled to the main braking system of the vehicle. The electronic control unit comprises: a receiving module configured to receive a status signal indicating the status of the main braking system and a sensor signal indicating a driver input condition to the brake pedal and a vehicle speed condition; an activation module configured to activate the braking assist function of the redundant braking system when it is judged that the main braking system has entered a mechanical backup state based on the status signal; and a braking assist module configured to, upon activation of the braking assist function, execute a corresponding one of a plurality of braking assist modes based on the sensor signal, wherein the plurality of braking assist modes comprise: a standby mode, a first-assist adjustable mode, a second-assist adjustable mode, and a braking pressure holding mode.

Abstract: This application provides a paging method, a communication apparatus, and a system. In the method, a terminal device sends first information to a first network device, where the first information includes a signal coverage level of the terminal device and whether the terminal device has a capability of receiving a first signal. The terminal device receives second information from the first network device, where the second information indicates the terminal device to receive the first signal or a second signal, the first signal is used to page or wake up the terminal device. Based on a specific application scenario, the terminal device may receive a signal with lower power consumption during demodulation from a network device, to reduce power consumption of the terminal device.

Abstract: A communication method and apparatus. The method includes: sending configuration information of a first initial uplink bandwidth part (BWP) to a first terminal device of a first type, and sending configuration information of a second initial uplink BWP to a second terminal device of a second type; and sending first information to at least one of the first terminal device or the second terminal device, where a first frequency domain resource indicated by the first information is in a frequency domain range of the first initial uplink BWP and is used for sending a third message (Msg3); and a second frequency domain resource indicated by the first information is in a frequency domain range of the second initial uplink BWP and used for sending a Msg3.

Abstract: A signal transmission method and a related device, to transmit a signal between a network device and a terminal device. The method in the embodiments includes: sending a first synchronization signal/broadcast channel block (SSB) to a first terminal device, where the first SSB includes a synchronization signal and a physical broadcast channel (PBCH), the synchronization signal and the PBCH use a frequency division multiplexing (FDM) manner in resource occupation, a quantity of orthogonal frequency division multiplexing (OFDM) symbols occupied by the synchronization signal is greater than 2, and a quantity of OFDM symbols occupied by the PBCH is greater than 3.

Abstract: The technology of this application relates to a communication method and apparatus. In an example embodiment, a terminal device obtains time information, where the time information is for determining a first time period and a second time period. The terminal device receives a first signal from a first network device in the first time period, where the first signal is for paging or waking up the terminal device, and the terminal receives second information from the first network device in the second time period, where the second signal is for paging the terminal device, or indicates to the terminal device whether to receive paging, where a signal format of the first signal and a signal format of the second signal are different, and the signal format includes at least one of: coding, modulation, and multiple access.

Abstract: This application provides a data transmission method. The method includes: sending uplink information of a first terminal device on a first resource, where the uplink information includes a preamble, the preamble is a preamble that is in the first resource and that can be used for a first terminal type, a type of the first terminal device is the first terminal type, the first resource corresponds to a preamble that can be used for N1 terminal types, and physical uplink shared channel resource units PRUs corresponding to preambles that can be used for different terminal types are different; or the first resource is a PRU that can be used for a first terminal type, a type of the first terminal device is the first terminal type, and PRUs that can be used for different terminal types are different.

Abstract: Embodiments provide a reference signal receiving and sending method. The solution is used in a plurality of cycles including a first cycle and a second cycle which each includes M first durations, and the first duration includes N paging occasions. The solution includes: determining a first target paging occasion that is in an mth first duration of the first cycle, where a relative location of the first target paging occasion in the first cycle is different from a relative location of a second target paging occasion in the second cycle, and the second target paging occasion is a target paging occasion in an mth first duration of the second cycle; determining, based on the first target paging occasion, a time domain resource that is in the mth first duration of the first cycle; and receiving or sending the reference signal on the time-frequency resource.

Abstract: This application provides a communication method and apparatus, to improve convenience of measuring a reference signal on a bandwidth part (BWP), and improve measurement efficiency. A terminal device receives configuration information, where the configuration information indicates M reference signals configured on a first bandwidth part (BWP), the first BWP includes N starting resource block (RB) locations, N is a positive integer greater than 1, and M is a positive integer greater than or equal to 1; and the N starting RB locations of the first BWP are different. The terminal device measures at least one of the M reference signals on a BWP corresponding to the N starting RB locations of the first BWP, where in a same time unit, one of the N starting RB locations is used to measure the at least one of the M reference signals.

Abstract: This application discloses a data transmission method and an apparatus. The method includes: A network device generates downlink control information DCI. The DCI indicating a first modulation scheme or a second modulation scheme. The DCI includes a modulation and coding scheme MCS field. The DCI indicates the first modulation scheme when the MCS field is in a first state, or the DCI indicates the second modulation scheme and an MCS index of the second modulation scheme when the MCS field is in a second state. The network device sends the DCI. A terminal receives the downlink control information DCI, and receives or sends data based on the DCI. In embodiments of this application, the first modulation scheme, the second modulation scheme, and the MCS index of the second modulation scheme are indicated by using different states in the MCS field, to support a new modulation scheme without increasing DCI overheads.

Abstract: This application provides a communication method and apparatus, to improve communication performance of a terminal device. The method includes: determining to perform transmission in a frequency hopping transmission manner; and when transmission is performed in a repeated transmission manner, sending a third message (Msg3) or a message A (MsgA) in a random access procedure in an inter-slot frequency hopping and repeated transmission manner; and/or when transmission is performed in a non-repeated transmission manner, sending the Msg3 or the MsgA in an intra-slot frequency hopping and non-repeated transmission manner.

Abstract: A data transmission method, a base station, and user equipment are provided. The method includes: receiving, by a base station, a random access request sent by user equipment, where the random access request carries indication information to request uplink scheduling information; and sending, by the base station, a random access response to the user equipment, where the random access response carries first uplink scheduling information or second uplink scheduling information, the first uplink scheduling information indicates that a message Msg 3 uses a first transport block, the second uplink scheduling information indicates that the Msg 3 uses a second transport block, the first transport block is larger than the second transport block, the first transport block can be used to transmit signaling and user data, and the second transport block can be used to transmit the signaling, but is not used to transmit the user data.

Abstract: In accordance with an embodiment, a communication method includes: receiving first configuration information from a network device, wherein the first configuration information is configured to be used to configure a first uplink bandwidth part (BWP) and a second uplink BWP, the first uplink BWP does not include an active first uplink control channel resource, the second uplink BWP includes a first uplink control channel resource, and the first uplink BWP and the second uplink BWP are on a same uplink carrier; and determining the first uplink BWP and the second uplink BWP based on the first configuration information.

Abstract: Embodiments of this application provide a communication method and a communications apparatus. Therefore, when an operating bandwidth of a terminal device is a narrow bandwidth, time-frequency synchronization is performed on a resource with a relatively small bandwidth, to implement network communication. This avoids a communication failure and improves communication efficiency. In the method, a network device sends first indication information to a terminal device, where the first indication information indicates a relative location between a first resource and a second resource, the first resource carries a synchronization signal block, the synchronization signal block includes a first system message, the second resource carries a second system message, and a bandwidth of the second resource is less than a bandwidth of the first resource.

Abstract: The present disclosure relates to data transmission methods and apparatuses. One example method includes receiving first information from a network device on a first frequency domain resource, where the first information indicates to switch to a second frequency domain resource, determining a first time unit based on the first information, where the first time unit includes a second time unit, switching from the first frequency domain resource to the second frequency domain resource in the second time unit, and performing data transmission on at least one of the first frequency domain resource or the second frequency domain resource in a period of time other than the second time unit in the first time unit.

Abstract: This application discloses a data transmission method which includes: receiving DCI, wherein two TBs or one TB can be scheduled in the DCI, the DCI comprises a third bit, the third bit indicates that a quantity of the TB(s) scheduled in the DCI is 1 or 2, and the DCI further comprises a first bit and/or a second bit; and when the quantity of the TB(s) is 1, performing, based on the third bit, and the first bit or second bit, uplink or downlink data transmission, wherein the first or second bit indicates a NDI associated with the TB scheduled in the DCI; or when the quantity of the TB(s) is 2, performing, based on the third, first bit, and second bit, uplink or downlink data transmission, wherein the first and the second bit respectively indicate two NDIs associated with the two TBs.

Abstract: This application relates to the field of communication technologies, and provides a physical broadcast channel PBCH receiving method and apparatus, to improve PBCH information demodulation performance when a bandwidth of a terminal device is less than an SSB bandwidth in an NR system. The method includes: A terminal device separately receives, on time domain resources of at least two physical broadcast channels PBCHs, the PBCHs on different frequency domain resources, where frequency domain resources of the at least two PBCHs are the same; and performs combination processing on the PBCHs received on the different frequency domain resources.

Abstract: Embodiments relate to the internet of things communications field, and provide a data transmission method, device, and system, and a storage medium. The method includes: determining a first parameter, a second parameter, a first gap threshold, and a second gap threshold; determining, based on the first parameter and the first gap threshold, whether a gap exists in transmission on a downlink control channel; sending downlink control information through the downlink control channel based on a determining result; determining, based on the second parameter and the second gap threshold, whether a gap exists in transmission on a downlink data channel; and sending a transport block through the downlink data channel based on a determining result.

Abstract: The present disclosure relates to methods and terminal devices for detecting a wake-up signal. A terminal device sends first information to a network device, where the first information indicates a reported gap, receives second information sent by the network device, and determines a configuration condition of a first gap and a configuration condition of a second gap based on the second information. The terminal device determines a target gap based on the reported gap, the configuration condition of the first gap, and the configuration condition of the second gap, and detects a wake-up signal at a detection position before a start position of the first paging opportunity in a paging time window, where the detection position is determined based on the target gap and maximum duration of the wake-up signal.