Abstract: In an indication information receiving method, a first terminal device receives first indication information from a first network device, and sends information about at least one HARQ process of the first terminal device to the first network device based on the first indication information, where the information about the at least one HARQ process includes a process number of a first HARQ process. The first terminal device receives first data from the first network device through the first HARQ process. This can improve reliability during data transmission.

Abstract: A communication method and apparatus are provided, to provide a relay service for an AIOT terminal by using a relay apparatus. According to the method, the relay apparatus sends first information to a core network apparatus, where the first information is used to request to provide the relay service for the AIOT terminal, and/or indicates that the relay apparatus supports providing the relay service for the AIOT terminal. An access network apparatus may receive third information from the core network apparatus, to indicate that the relay apparatus provides the relay service for the AIOT terminal. The relay apparatus may further receive configuration information of the relay service from the access network apparatus. According to the method, the relay apparatus may obtain, from the access network apparatus, the configuration information required for providing the relay service for the AIOT terminal.

Abstract: This application provides a communication method and apparatus, and relates to the field of wireless communication technologies. In this application, occurrence of a terminal apparatus staying on a first link for a long time can be reduced, enabling the terminal apparatus to receive scheduling information of a network apparatus in a timely manner, and helping reduce a service delay. The method includes: A terminal apparatus monitors a low-power wake-up signal LP-WUS from a network apparatus on a first link. The terminal apparatus monitors a physical downlink control channel PDCCH from the network apparatus on a second link under a first condition. The first condition includes at least one of the following: a first moment arrives, where the first moment is one of periodic moments; or no LP-WUS is detected on the first link within first duration.

Abstract: This application provides a communication method and a communication apparatus, applicable to scenarios of combination use of a low-power wake-up signal (LP-WUS) and a paging early indication (PEI), to reduce paging false alarms by monitoring a paging message in a dual-layer grouping manner. In the method, a first wake-up signal is first received by using a first receiver having relatively low operating power, and then a second wake-up signal is received by using a second receiver having relatively high operating power, to monitor paging based on the second wake-up signal.

Abstract: A method includes selecting a first random-access resource set when a first condition is met. The first condition is that a first feature of a first-type terminal device is applicable to a current random-access procedure, and a first resource and the first random-access resource set are provided. The first resource is a contention-free random-access resource, and the first random-access resource set is associated with only the first feature. A second random-access resource set is selected when the first condition is not met and a second condition is met. The first condition is not met and the second condition is met when the first feature is applicable to the current random-access procedure, the first random-access resource set is not provided, and the first resource and the second random-access resource set are provided. The second random-access resource set is associated with only a second feature of a second-type terminal device.

Abstract: A communication method and a communication apparatus. A first signal is received from a network device, where the first signal is useable for time synchronization, and the first signal is useable to indicate at least one time unit in a first time period. First data is sent to the network device in a first time unit, where the first time unit is one of the at least one time unit. A terminal device determines the first time unit based on the first signal, and sends the first data in the first time unit.

Abstract: A data transmission method and a communication apparatus are disclosed. According to the method: A first communication apparatus obtains first data and second data, where the first data supports transmission error correction based on a meaning represented by data, and the second data does not support transmission error correction based on a meaning represented by data. The first communication apparatus sends encoded data to a second communication apparatus, where the encoded data is obtained by encoding a transport block, the transport block includes the first data and the second data, a code rate of the first data is a first code rate, a code rate of the second data is a second code rate, and the first code rate is greater than the second code rate. In this way, data transmission efficiency can be improved, and resource waste can be reduced.

Abstract: Embodiments of this application provide a communication method and apparatus and system configured to execute the method, which may include receiving a first message from a second network device by using a first access technology. The first message is configured for paging. The first message includes first information. The first information is configured to indicate a second access technology. Sending a second message by using the second access technology. The second message is configured for paging a terminal device.

Abstract: A data transmission method and a device thereof are provided for tag access. The provided method includes: An answer device receives first signaling sent by a read/write device. The first signaling carries target flag information. The target flag information is used to determine the answer device. First flag information of the answer device matches the target flag information. The answer device determines a first slot, and sends first access information to the read/write device in the first slot. In the provided method, the first slot is determined, to avoid collision of different slots in a same slot in a next round, reduce a collision probability, and improve tag access efficiency.

Abstract: A communication method and apparatus are provided. The method includes: A second communication apparatus (for example, a reader) sends first signaling to indicate a quantity N of random access occasions, where N is a positive integer. In addition, the second communication apparatus further sends second signaling, where the second signaling includes first information, the first information indicates a number of a first random access occasion, and the number of the first random access occasion is less than or equal to N?1. A first communication apparatus (for example, a tag) receives the first signaling and the second signaling, and determines, based on the first information, whether to initiate random access on the first random access occasion.

Abstract: A data transmission method and apparatus, a terminal, a network device, and a storage medium. A network device sends a first signal to a terminal usable to indicate a plurality of sending windows. Based on this, the terminal sends uplink data to the network device based on the sending window indicated by the first signal.

Abstract: This application provides a communication method, apparatus, and system, and belongs to the field of communication technologies. In the method, a network device may send first indication information to a terminal based on service requirements of different services, to indicate the terminal to enter a first sleep mode whose wake-up duration matches a service requirement of the terminal, so that even if the terminal is woken up in the first sleep mode, subsequent data transmission of the terminal can still meet the service requirement of the terminal.

Abstract: Example data scheduling methods and apparatus are described. One example method includes obtaining, by a base station, capability information of user equipment (UE). The first capability information is used to allocate a data scheduling resource for a data transmission of the terminal device, and the data transmission is through a control plane. The base station indicates allocated data scheduling resource to the terminal device. Then, the base station receives, on the data scheduling resource, a radio resource control connection (RRC) establishment complete signaling, where the RRC connection establishment complete signaling includes a non-access stratum (NAS) message, and the NAS message includes data sent by the terminal device.

Abstract: This application discloses a communication method, apparatus, and system, and a storage medium. In this application, an AMF or an LMF triggers a location service, or triggers a location service and a first service. When receiving a location service request and a first service request, an access network side sends a first message to a low-capability terminal, where existing signaling between the low-capability terminal and the access network side may be reused as the first message, and the first message includes positioning configuration information; and the low-capability terminal sends a positioning signal to the access network side based on the positioning configuration information, to position the low-capability terminal.

Abstract: This application provides a random access resource selection method and a communication apparatus. The method includes: A terminal device determines a first random access resource, and sends a message 1 to a network device on the first random access resource. The terminal device is an enhanced reduced capability first-type terminal, and the first random access resource includes a random access resource of a second-type terminal or a random access resource of a third-type terminal. The second-type terminal is a reduced capability terminal, the third-type terminal is a non-reduced capability terminal, the random access resource of the second-type terminal is used by the second-type terminal for random access to the network device, the random access resource of the third-type terminal is used by the third-type terminal for random access to the network device, and the message 1 is used by the terminal device for random access to the network device.

Abstract: This application provides a data transmission method and a communication apparatus. The method includes: sending a first message, where the first message includes identification information of a first terminal device and information about a first carrier corresponding to the first terminal device; and transmitting data with the first terminal device by using the first carrier. Based on the method described in this application, a carrier used for data transmission can be flexibly configured for a terminal device, thereby improving system performance.

Abstract: A measurement method and a related apparatus are disclosed. The method includes: receiving a reference signal; and in an inactive state, performing radio resource management RRM measurement within a first paging time window PTW of an idle-state extended discontinuous reception eDRX cycle and/or a second PTW of an inactive-state eDRX cycle based on the reference signal, where the inactive-state eDRX cycle is greater than 10.24 s.

Abstract: This application provides a paging method and an apparatus. The paging method includes: A terminal device receives extended discontinuous reception (eDRX) configuration information of a first type and eDRX configuration information of a second type, where the eDRX configuration information of the first type includes a first eDRX cycle, the eDRX configuration information of the second type includes a second eDRX cycle, the first eDRX cycle is greater than a first cycle threshold, and the second eDRX cycle is less than or equal to the first cycle threshold; and the terminal device determines, based on a category of an access network device of a cell in which the terminal device is located, to monitor a paging message by using the eDRX configuration information of the first type or monitor a paging message by using the eDRX configuration information of the second type.

Abstract: This application provides a paging method, an apparatus, and a system, to ensure that terminal devices with different wake-up capabilities can all be successfully paged by a network, and may be applied to 5G, 6G, and a future communication system. The method includes: determining first time information, and sending a first signal to a terminal device. The first time information indicates a start time for monitoring a paging occasion. The first signal indicates the terminal device to switch from a sleep state to a wake-up state, and the first signal includes the first time information.

Abstract: This application provides a paging method and a paging apparatus for a terminal. A discontinuous reception cycle of the terminal in an inactive state is an extended discontinuous reception cycle, and the paging method is applied to an access network device. In the technical solutions provided in this application, first information from a core network element is received to determine an identity of a terminal, so as to determine a paging occasion for the terminal. After second information from the core network element is received, access network paging is performed for the terminal on the paging occasion for the terminal.