Abstract: This application relates to the field of communication technologies, and discloses a communication method and apparatus. The method includes: After determining that transmission of a first data frame fails, an access stratum of a terminal sends first indication information to an application layer of the terminal, where the first indication information indicates that transmission of the first data frame fails. In other words, the access stratum of the terminal may notify the application layer of the terminal that transmission of the first data frame fails, so that the application layer of the terminal can adjust a coding scheme of a subsequent data frame in a timely manner, thereby improving a probability of successfully decoding the subsequent data frame.

Abstract: This application provides an extended reality data transmission method and an apparatus. The method includes: determining that a data type is extended reality data; determining, based on the data type, to obtain, based on delay information and transmission error information, extended reality quality indicator XQI information corresponding to a target rate, where the XQI information indicates transmission quality of the extended reality data; and performing communication based on the XQI information.

Abstract: A serving cell selection method and an apparatus are provided. One example method includes: A terminal sends an uplink reference signal; and a base station determines an uplink serving cell based on quality of the uplink reference signal received in different cells.

Abstract: A communication method and apparatus improve accuracy of correcting a frequency offset. Configuration information received from a network device provides for configuring one or more uplink reference signal resources each including a first time unit and a second time unit. The first time unit includes a first antenna port. The second time unit includes a second antenna port. An uplink reference signal is sent to the network device based on the configuration information.

Abstract: A method for detecting an AFB1 content using fluorescence analysis based on optical sectioning is provided, which relates to the field of biological detection technologies. The method includes steps for detecting the AFB1 content by using a fluorescence probe combination, which includes fluorescence probes aptamer and PC-strand. The nucleotide sequence of the aptamer is shown as SEQ ID NO: 1, and a FAM group is labeled at a 3? end of the nucleotide sequence shown as SEQ ID NO: 1. The nucleotide sequence of the PC-strand is shown as SEQ ID NO: 2, a TAMRA group is labeled at a 5? end of the nucleotide sequence shown as SEQ ID NO: 2, and a PC group is labeled between 10th bp and 11th bp of the nucleotide sequence shown as SEQ ID NO: 2. The method can achieve photosensitive detection of AFB1, with high detection sensitivity and strong specificity.

Abstract: A method for detecting an AFB1 content using fluorescence analysis based on optical sectioning is provided, which relates to the field of biological detection technologies. The method includes steps for detecting the AFB1 content by using a fluorescence probe combination, which includes fluorescence probes aptamer and PC-strand. The nucleotide sequence of the aptamer is shown as SEQ ID NO: 1, and a FAM group is labeled at a 3? end of the nucleotide sequence shown as SEQ ID NO: 1. The nucleotide sequence of the PC-strand is shown as SEQ ID NO: 2, a TAMRA group is labeled at a 5? end of the nucleotide sequence shown as SEQ ID NO: 2, and a PC group is labeled between 10th bp and 11th bp of the nucleotide sequence shown as SEQ ID NO: 2. The method can achieve photosensitive detection of AFB1, with high detection sensitivity and strong specificity.

Abstract: This application provides a wireless communication method and a communication apparatus. The method includes a terminal device receives a data frame from a second device by using a first device, and notifies the first device when the terminal device determines that a communication data block from the first device is not successfully received. After determining a protocol data packet corresponding to the communication data block, the first device notifies the second device that the first protocol data packet is not successfully transmitted. After determining a data unit that is in the data frame and that corresponds to the communication data block, the terminal device notifies the second device through second-step feedback.

Abstract: A lighting device includes a photosensitive element, a first pull-up resistor, a light source driver, a current-limiting detecting resistor, a controller and a pull-up resistance adjusting circuit. The two ends of the photosensitive element are respectively connected to a first node and a grounding point. The two ends of the first pull-up resistor are respectively connected to the first node and a second node (connected to an operating voltage source). The detecting signal input end of the controller is connected to the first node via the current-limiting detecting resistor. The voltage input end of the controller is connected to the second node. The driving signal output end of the controller is connected to the light source driver. The first end, second end and third end of the pull-up resistance adjusting circuit are respectively connected to the first node, second node and control signal output end.

Abstract: This application provides a wireless communication method and apparatus. The method includes: A second network device sends, to a first terminal device and at least one network device, first indication information used to indicate to send a common pilot signal on a common transmission resource, so that the first terminal device sends the common pilot signal to the at least one network device on the common transmission resource, and each network device receives and demodulates the common pilot signal, and adjusts a receive beam in a direction of the first terminal device based on the common pilot signal.

Abstract: This application provides a data transmission method and apparatus. The method includes: receiving a first data packet and a first neural network data packet, where the first neural network data packet is used to carry neural network parameter information, the neural network parameter information is used to process data of a first video frame data packet, the first data packet includes first identification information, the first neural network data packet includes second identification information, and the first identification information and the second identification information each indicate a correspondence between the first data packet and the first neural network data packet; and sending the first data packet and the first neural network data packet based on the first identification information and the second identification information.

Abstract: A communication method and apparatus are provided. The method includes: A terminal receives first signaling from a network device. The first signaling indicates at least one type of configuration. The terminal receives second signaling from the network device. The second signaling indicates a first configuration included in the at least one type of configuration. The terminal communicates with the network device based on the first configuration. The at least one type of configuration includes at least one of the following: a quantity of PDSCHs, a quantity of PUSCHs, a quantity of CORESET pools for DCI blind detection, a quantity of transport layers for space division multiplexing, a quantity of tracked TCI states, or a quantity of HARQ processes. 10 According to the method and the apparatus in this application, flexible and efficient switching between resources in a baseband processing capability of the terminal can be implemented.

Abstract: A lighting device includes a photosensitive element, a first pull-up resistor, a light source driver, a current-limiting detecting resistor, a controller and a pull-up resistance adjusting circuit. The two ends of the photosensitive element are respectively connected to a first node and a grounding point. The two ends of the first pull-up resistor are respectively connected to the first node and a second node (connected to an operating voltage source). The detecting signal input end of the controller is connected to the first node via the current-limiting detecting resistor. The voltage input end of the controller is connected to the second node. The driving signal output end of the controller is connected to the light source driver. The first end, second end and third end of the pull-up resistance adjusting circuit are respectively connected to the first node, second node and control signal output end.

Abstract: A communication method includes generating, by an access network device, first information comprising an identifier of a first quality of service (QOS) flow and an uplink transmission indication. The first QoS flow is used to transmit a data packet of a first service. The first information is used to request to adjust a sending rate of an uplink data packet of the first service. The communication method also includes sending the first information to a first core network element.

Abstract: A capability configuration method and an apparatus are provided. The method includes: sending, by a network device, capability configuration information to a terminal device, where the capability configuration information is used to indicate a capability corresponding to an air-interface slice supported by the terminal device, and the capability corresponding to the air-interface slice supported by the terminal device is determined from a capability candidate set reported by the terminal device; and communicating, by the network device, with the terminal device by using the air-interface slice supported by the terminal device.

Abstract: This application provides an extended reality data transmission method and an apparatus. The method includes: determining that a data type is extended reality data; determining, based on the data type, to obtain, based on delay information and transmission error information, extended reality quality indicator XQI information corresponding to a target rate, where the XQI information indicates transmission quality of the extended reality data; and performing communication based on the XQI information.

Abstract: This application provides a data transmission method and a related apparatus. The method includes determining, by a first node, a transmission periodicity, where the transmission periodicity includes a first time unit and a second time unit. In the transmission periodicity, data of a first service is transmitted in only the first time unit, and a physical signal is transmitted in the second time unit. The method further includes transmitting, by the first node, the data of the first service in the first time unit, and/or transmitting the physical signal in the second time unit.

Abstract: A positioning method and apparatus. A location management network element sends first indication information to a network device, where the first indication information is useable by the network device to measure a signal that is sent by a terminal device and that is reflected by a reflection panel. After receiving the first indication information, the network device measures the signal reflected by the reflection panel, and reports a measurement result to the location management network element. The location management network element determines a location of the terminal device based on location information of the network device, location information of the reflection panel, and the measurement result. In response to a line-of-sight (LOS) path between the terminal device and the network device being blocked, a signal on the LOS path cannot be directly transmitted and measured.

Abstract: An industrial emergency lighting device includes a driving module, a light-emitting module, a charging module, a rechargeable power source module, a power supply detecting module and a control module. The driving module, charging module and power supply detecting module are connected to an external power source. The light-emitting module is connected to the driving module. The rechargeable power source module is connected to the charging module and light-emitting module. The control module is connected to the driving module, power supply detecting module and rechargeable power source module. The power supply detecting module detects the input voltage of the external power source. When determining that the input voltage is low-level, the control module triggers a storage mode counting process. When determining that the number of the voltage changes of the input voltage reaches a predetermined number of times during a predetermined time period, the control module enters a sleep mode.

Abstract: This application provides a data transmission method and apparatus. The data transmission method includes: determining a maximum communications data amount of a terminal device in a first time period, where the first time period is a transmission period of a periodic service, and the maximum communications data amount in the first time period is less than a maximum communications data amount of continuous communication in the first time period; and sending the maximum communications data amount of the terminal device in the first time period.

Abstract: Embodiments of this application relate to a data sending method, a data receiving method, a resource indication method, an apparatus, and a system, so that occupation and a waste of transmission resources can be reduced, and flexibility of resource scheduling can be improved. The method includes: A first terminal device receives a first message, where the first message indicates a first time window. The first terminal device sends first data to at least one second terminal device on at least one first transmission resource in the first time window. The at least one first transmission resource is a sidelink transmission resource.