Abstract: Embodiments of the present disclosure provide frequency point changing methods and apparatuses.

Abstract: Embodiments of the present invention provide a traffic package providing method.

Abstract: A power tool includes a functional piece; an electric motor; a power supply device for supplying power to the electric motor; a parameter detection device configured to acquire multiple operating parameters of the electric motor and/or the power supply device; and a controller connected to the parameter detection device and configured to control running of the electric motor. The controller is configured to detect whether the multiple operating parameters satisfy policy switching conditions corresponding to the multiple operating parameters; in the case where any operating parameter of the multiple operating parameters satisfies a policy switching condition corresponding to the any operating parameter, control the electric motor by using a first electric motor control policy; and in the case where none of the multiple operating parameters satisfy the policy switching conditions corresponding to the multiple operating parameters, control the electric motor by using a second electric motor control policy.

Abstract: A shooting method includes: displaying, on the display, a shooting preview interface collected by a first camera; displaying, on the shooting preview interface, a first image composition and a second image composition that respectively correspond to a first subject and a second subject, where the first subject is different from the second subject; displaying a guide mark on the shooting preview interface, to guide a user to operate the electronic device, so that a framing range of the second camera and the first image composition meet a matching condition; and in response to meeting the matching condition, displaying a first recommended image including the first subject on the display, where the first recommended image is collected by a second camera, wherein an angle of view of the first camera is greater than an angle of view of the second camera.

Abstract: Provided in embodiments of the present application are a a key generation and terminal provisioning method, an apparatus, and a device thereof. The method for generating a key includes: sending, by an enrollee, a first request message to a configurator, the first request message comprising a first identifier, and the first identifier used to instruct the configurator to perform a network reconfiguration operation; receiving, by the enrollee, a first message sent by the configurator and including first key information; generating, by the enrollee, a session key according to the first key information; sending, by the enrollee, a second message to the configurator, the second message comprising second key information, thus allowing the configurator to generate the session key according to the second key information.

Abstract: A terminal application activation method, apparatus, and system, applied to a terminal that includes a master chip and a security system, where the security system is coupled to the master chip through at least two data channels. The method includes obtaining application information of the security system, where the application information includes information about first applications to-be-activated, activating the first applications, allocating a corresponding data channel for each of the first applications, and performing data communication with the first applications through data channels corresponding to the first applications.

Abstract: A local profile management method includes an embedded universal integrated circuit card (eUICC) and a terminal. The eUICC includes a primary platform and at least one installed bundle. The primary platform is a hardware platform. Each bundle includes at least one profile and an operating system (OS). The primary platform includes a processing module configured to receive a first message sent by a local profile assistant (LPA), where the first message is an operation instruction entered by a user, and separately send a second message to at least one OS corresponding to the at least one bundle, where the second message is used by the at least one OS to perform a corresponding operation. Local management of profiles of different OSs is implemented using the processing module disposed on the primary platform of the eUICC.

Abstract: Embodiments of the present disclosure provide methods and devices for communication by a terminal.

Abstract: A method includes receiving, by an embedded universal integrated circuit card (eUICC), first information from a local profile assistant (LPA), where the first information includes a first certificate issuer (CI) public key identifier, and the first CI public key identifier is a CI public key identifier that the eUICC does not have. The method further includes sending, by the eUICC, second information to an OPS, where the second information includes the first CI public key identifier. The method further includes receiving, by the eUICC, a patch package from the OPS, where the patch package includes at least a first CI public key corresponding to the first CI public key identifier. The method further includes updating, by the eUICC, a CI public key of the eUICC by using the first CI public key.

Abstract: Through further capability exposure of a network slice management system, an application server is enabled to request, from the network slice management system, a network slice template service or a network slice capability service in addition to the network slice service, thus making full use of the slice management capabilities and resources in the slice management system, which in turn enhances the efficiency in using slice management capabilities and resources.

Abstract: A method for updating network access application authentication information applicable to a terminal having an embedded universal integrated circuit card (eUICC) that has at least one profile. The method includes receiving, by the terminal, a first message from a remote server, where the first message includes network access application (NAA) authentication parameter update information and a first identifier, updating, by the terminal, authentication information of a profile corresponding to the first identifier based on the NAA authentication parameter update information, and detaching, by the terminal, from a network and re-attaching to the network based on updated authentication information of the profile.

Abstract: A method includes receiving, by an embedded universal integrated circuit card (eUICC), first information from a local profile assistant (LPA), where the first information includes a first certificate issuer (CI) public key identifier, and the first CI public key identifier is a CI public key identifier that the eUICC does not have. The method further includes sending, by the eUICC, second information to an OPS, where the second information includes the first CI public key identifier. The method further includes receiving, by the eUICC, a patch package from the OPS, where the patch package includes at least a first CI public key corresponding to the first CI public key identifier. The method further includes updating, by the eUICC, a CI public key of the eUICC by using the first CI public key.

Abstract: A method for authenticating and updating an eUICC firmware version includes: receiving first information from a terminal device, where the first information includes a target identifier; searching a currently stored event record for a target event record, where a group event identifier in the target event record matches the target identifier in the first information; sending the target event record to the terminal device, where the target event record is used to enable the terminal device to download an eUICC firmware version update package; and updating a firmware version of an eUICC of the terminal device based on the eUICC firmware version update package.

Abstract: Embodiments of this application provide a data downloading and management method and a terminal. The downloading method includes: obtaining, by the terminal, first information pre-provisioned in the terminal, where the first information includes at least one networking profile; obtaining information about to-be-downloaded data, where the information about the to-be-downloaded data includes an identifier of the to-be-downloaded data; determining a first networking profile based on the identifier of the to-be-downloaded data, where the first networking profile is included in the at least one networking profile, and the first networking profile is used by the terminal for networking; sending a first message to a server, where the first message includes the identifier of the information of the to-be-downloaded data; receiving a second message sent by the server, where the second message includes data corresponding to the identifier of the to-be-downloaded data.

Abstract: A terminal communicates with base stations by receiving a first beacon frame sent by a first base station, the first beacon frame including first location information representing a location of the first base station. In response to one of a determination that a distance between the first location information and second location information is greater than a first predetermined threshold or a determination that a difference between first received signal strength information and second received signal strength information is greater than a second predetermined threshold, the terminal sends first information to a network server, the first information causing the network server to select a base station that transmits downlink data to the terminal. The second location information represents a location of a second base station corresponding to a second beacon frame received before the first beacon frame is received.

Abstract: Embodiments of the present disclosure provide methods and devices for communication by a terminal. The method can include: sending, by the terminal, a first data frame to a relay device in a first mode, the first data frame comprising a first preamble and a first message information set, and the first preamble being used to wake up the relay device; sending, by the terminal, a second data frame to the relay device in the first mode, the second data frame comprising a second preamble and a second information set, the second data frame being sent after the terminal has sent the first data frame and a first time interval has elapsed, and the length of the second preamble being less than that of the first preamble; and receiving, by the terminal, a third data frame sent by the relay device in the first mode, the third data frame being sent to the terminal after being received from the base station by the relay device.

Abstract: A method, device, and system for configuring a session for communication between electronic devices includes sending, by a session management entity of a wireless network, a first request message to a policy control entity of the wireless network, the first request message comprising a key identifier, receiving, by the session management entity, a first response message from the policy control entity, wherein the first response message corresponds to a response to the first request message, and the first response message comprises a session policy for a communication session corresponding to the key identifier, and configuring, by the session management entity, the communication session based at least in part on the session policy.

Abstract: A method includes receiving, by an embedded universal integrated circuit card (eUICC), first information from a local profile assistant (LPA), where the first information includes a first certificate issuer (CI) public key identifier, and the first CI public key identifier is a CI public key identifier that the eUICC does not have. The method further includes sending, by the eUICC, second information to an OPS, where the second information includes the first CI public key identifier. The method further includes receiving, by the eUICC, a patch package from the OPS, where the patch package includes at least a first CI public key corresponding to the first CI public key identifier. The method further includes updating, by the eUICC, a CI public key of the eUICC by using the first CI public key.

Abstract: A shooting method includes: displaying, on the display, a shooting preview interface collected by a first camera; displaying, on the shooting preview interface, a first image composition and a second image composition that respectively correspond to a first subject and a second subject, where the first subject is different from the second subject; displaying a guide mark on the shooting preview interface, to guide a user to operate the electronic device, so that a framing range of the second camera and the first image composition meet a matching condition; and in response to meeting the matching condition, displaying a first recommended image including the first subject on the display, where the first recommended image is collected by a second camera, wherein an angle of view of the first camera is greater than an angle of view of the second camera.

Abstract: A method, an apparatus, an electronic device, and a storage medium for network communication are provided. A first network entity sends a first request message to a second network entity. The first request message includes at least one piece of first network parameter type information, and is used to enable the second network entity to be triggered to send a first message to a third network entity according to a preset event. The first message includes at least one portion of network parameter information corresponding to the first network parameter type information. The first network entity receives a first reply message returned by the second network entity in response to the first request message. Using the present disclosure, the first network entity can dynamically manage an instantiation of the third network entity, and the authority of the third network entity to obtain network parameters.