Abstract: This application provides a communication method and apparatus. The communication method includes: detecting that a terminal in an inactive state is in an out-of-service state, and determining a target cell of the terminal.

Abstract: This application relates to the field of communication technologies, and discloses a communication method and apparatus, to improve a ratio of translation between an external network IP address and an internal network IP address, and improve utilization of the external network IP address. The method includes: receiving an outbound packet sent by an internal network device to an external network, where the outbound packet carries an internal network Transaction-ID, and the Transaction-ID marks a group including a domain name system DNS outbound packet and a corresponding inbound packet; assigning an external network IP, an external network port number, and an external network Transaction-ID to the outbound packet; and replacing a source IP, a source port number, and the internal network Transaction-ID of the outbound packet with the external network IP, the external network port number, and the external network Transaction-ID, and then sending the outbound packet.

Abstract: This application discloses a wireless communication method, including: receiving, by a network device, uplink transmission of a first terminal in first duration of channel occupancy duration of the first terminal, where the channel occupancy duration of the first terminal further includes second duration, and the second duration is later than the first duration; and performing, by the network device, downlink transmission in the second duration, where a sum of the first duration and the second duration is less than or equal to the channel occupancy duration of the first terminal. This application further discloses a network device and a terminal that correspond to the wireless communication method. By applying the method and devices, a resource obtained through contention by a terminal applied to an unlicensed frequency band can be properly used, to improve operating efficiency of the unlicensed frequency band.

Abstract: User equipment receives at least one TAC that is broadcast by a network device, where the TAC includes geographical location information, and the geographical location information is used to indicate a geographical location of a preset location point in a TA corresponding to the TAC. The user equipment determines, based on the TAC and a tracking area list (TAL), whether the TAL needs to be updated. If it is determined that the TAL needs to be updated, the user equipment sends a tracking area update request to the network device. The user equipment receives a response message, of the tracking area update request, returned by the network device.

Abstract: A first terminal displays a projection interface on a display of the first terminal, where content of the projection interface is a mirror of content of a first interface displayed on a display of a second terminal. The first terminal receives a first operation input, using an input device of the first terminal, to move a first cursor on the display of the first terminal. When the first cursor moves to the content of the projection interface, a cursor style of the first cursor is changed, or a display manner of the content is changed.

Abstract: This application provides a screen projection method and an electronic device. The method includes: detecting a position of one or more other electronic devices relative to a first electronic device by using a Bluetooth angle of arrival (AOA) technology (S1601); determining a target device from the one or more other electronic devices based on the position of the one or more other electronic devices relative to the first electronic device (S1602); detecting a screen projection operation (S1603), and sending first information to the target device in response to the screen projection operation, so that the target device displays or plays the first information (S1604). In the method, the electronic device may automatically determine a target electronic device from a plurality of electronic devices, and then project a screen on the target electronic device, to facilitate operations and improve user experience.

Abstract: A first terminal device determines a transmit power of a data channel, wherein the transmit power of the data channel comprise a first data channel part and a transmit power of a second data channel part, where the first data channel part is a part of the data channel that has a same time domain resource with a control channel, and the second data channel part is another part of the data channel that has a different time domain resource with the control channel. The first terminal device sends data in the first data channel part at the transmit power of the first data channel part, and sends data in the second data channel part at the transmit power of the second data channel part. This application may be applied to internet of vehicles, for example, V2X, LTE-V, and V2V.

Abstract: A voice wake-up method is provided. The method includes: collecting a first voice signal in an environment in which the first electronic device is located. If audio is being played in the environment when the first voice signal is collected, obtaining, in a wired or wireless communication manner, an audio signal corresponding to the audio, determining a first false wake-up result based on the first voice signal and the audio signal; receiving a second false wake-up result sent by the second electronic device; determining a third false wake-up result based on the first false wake-up result and the second false wake-up result; wherein the third false wake-up result is used to indicate whether a wake-up operation needs to be performed on a to-be-woken-up device in a local area network; sending the third false wake-up result to another electronic device other than the first electronic device in the local area network.

Abstract: A data processing method and a storage apparatus are disclosed. The data processing method includes: receiving, by an NVMe storage device, an NVMe write command sent by a host, where the NVMe write command carries a key and a value pointer, the value pointer points to first storage space, and the first storage space is used to store a value; obtaining, by the NVMe storage device, the key from the NVMe write command and a value length, and allocating second storage space to the value according to the value length, where the second storage space is in the NVMe storage device; and obtaining, by the NVMe storage device, the value from the host, and storing the value in the second storage space.

Abstract: This application provides a sidelink channel state information transmission method and a communication apparatus. The method and the apparatus may be applied to systems such as an internet of vehicles, V2X, and V2V. The method includes: a first terminal device sends modulation and coding scheme (MCS) table indication information, wherein the MCS table indication information indicates a MCS table corresponding to data sent by the first terminal device to a second terminal device, and the MCS table is associated with a resource pool for sending the data.

Abstract: An apparatus is configured to protect the privacy of shared objects by loading shared object into a user memory of a rich execution environment. The shared object has an encrypted segment and metadata. A request for decryption is sent to a trusted execution environment and the encrypted segment is decrypted based on the metadata and a predetermined platform key to produce a decrypted segment. The decrypted segment is written into the shared object. A request to lock the shared object is sent and a memory occupied by the shared object is locked or set to execute only. The lock of the memory region occupied by the decrypted shared object maps the memory region to be non-readable and non-writable to applications executing at a first privilege level and to the operating system kernel executing at a second privilege level.

Abstract: Embodiments of this application disclose a converter and a transmission system that are configured to effectively ensure successful signal transmission between a network device and a terminal device. The converter is configured to connect to a first cable, the first cable is a photoelectric composite cable, and the first cable includes an optical fiber configured to transmit an optical signal with a passive optical network PON protocol format and a first transmission line configured to transmit a first power supply current. The first transmission line is connected to a conversion unit, the conversion unit is further configured to connect to a data interface, and the data interface is configured to transmit an electrical signal with a target protocol format.

Abstract: An audio signal coding method is provided that includes: obtaining a current frame of an audio signal; obtaining a coding parameter based on a power spectrum ratio of a current frequency in a current frequency area of at least a part of signals of the current frame, where the coding parameter indicates tonal component information of the at least a part of signals, the tonal component information includes at least one of location information of a tonal component, quantity information of tonal components, amplitude information of the tonal component, or energy information of the tonal component, and the power spectrum ratio of the current frequency is a ratio of a value of a power spectrum of the current frequency to a mean value of power spectrums of the current frequency area; and performing bitstream multiplexing on the coding parameter to obtain a coded bitstream.

Abstract: This application provides failure processing methods, handover methods, terminal devices, and network devices. One method includes receiving a radio resource control (RRC) configuration of a secondary network device, if the RRC configuration of the secondary network device is from the secondary network device and the RRC configuration fails, sending, to a primary network device, first indication information for indicating a configuration failure of the RRC configuration.

Abstract: Embodiments of this application relate to a method for controlling service flow transmission. One example method includes: a session management network element obtains a first TMBR of a service flow transmitted in a session by using a first access technology and a guaranteed bandwidth of a first GBR service flow, where the TMBR indicates a TMBR of service flows transmitted in the session by using the first access technology. The session management network element sends first information to a data plane network element, where the first information is used by the data plane network element to determine one or more of the following information of the session: a first AMBR, a second AMBR corresponding to the first access technology, and a second TMBR. A second AMBR indicates an AMBR of a non-GBR service flow transmitted in the session by using the first access technology.

Abstract: A method and apparatus for estimating a location using a network function. In the method, at least one positioning apparatus registers to a management function by sending a registration message and transmit a location information message containing an indication of geographic location of said positioning apparatus; the management function gets the at least one positioning apparatus registered according to the received registration message, and sends a response message including information associated with a transmission of the location information message to the at least one positioning apparatus. The location information message is transmitted by the at least one positioning apparatus to a mobile device according to the information included in the response message.

Abstract: The technology of this application relates to a transmission control method and apparatus. The method includes obtaining traffic information of a first node at M sample moments, where M is a positive integer greater than or equal to 1, determining first traffic information of the first node at a first moment based on the traffic information of the first node at the M sample moments, where the first moment does not belong to the M sample moments, determining first rate-limited traffic based on the first traffic information, where the first rate-limited traffic indicates maximum traffic that is allowed to pass through a first queue of the first node at the first moment, and limiting traffic of the first queue at the first moment based on the first rate-limited traffic.

Abstract: Methods and devices utilizing artificial intelligence (AI) or machine learning (ML) for customization of a device specific air interface configuration in a wireless communication network are provided. An over the air information exchange to facilitate the training of one or more AI/ML modules involves the exchange of AI/ML capability information identifying whether a device supports AI/ML for optimization of the air interface.

Abstract: Embodiments of this application provide a paging method and a communication apparatus, relate to the communications field, and are particularly applicable to NTN communication. The method includes: receiving a first message from a first network device, where the first message includes discontinuous reception DRX cycle information, the DRX cycle information is determined based on signal coverage cycle information of a second network device, the DRX cycle information is used to configure a DRX cycle TUE used by the terminal device to receive the paging message, and the signal coverage cycle information indicates a signal coverage cycle of the second network device; and receiving a paging message from the second network device based on the DRX cycle information.

Abstract: A communication method includes establishing, by a communication device, a first connection to a first network device and a second connection to a second network device. The first connection and the second connection are used to process a first service. The method also includes sending, by the communication device, first information to the first network device based on the communication device determining that a second service needs to be processed. The second service is different from the first service. The first information is used to request to disable the first connection or the second connection, or the first information is used to indicate the communication device to establish a third connection to a third network device. The third connection is used to process the second service.