Abstract: A method, user equipment (UE) and application server for adding media stream of multimedia session. A UE1 establishes a multimedia session with a UE2, receives a media stream adding request directed at the multimedia session of the UE1; the media stream adding request includes an identity of a UE3 and the media type of the media flow requested to be added; the UE3 is controlled to establish a media stream of the media type with the UE2. Therefore, adding the media stream on the UE3 is realized, and the user may realize the multimedia session with the peer end through multiple UEs, thereby avoiding the inconvenience that the media stream can only be added to the two parties in the session and living up to the users' diversified requirements on the multimedia services.

Abstract: A profile download method and system, and a related device, where the method includes obtaining, by a user terminal, local profile assistant (LPA) indication information, obtaining download information required for downloading a target profile, and sending, by the user terminal, the download information to an embedded universal integrated circuit card (eUICC) when the LPA indication information instructs to download the profile using an LPA in the eUICC such that the eUICC downloads, using the LPA in the eUICC, the target profile from a download server indicated by the download information. Hence, the profile can be downloaded when an LPA is deployed in both the user terminal and the eUICC.

Abstract: A method for authenticating and updating an embedded universal integrated circuit card (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 the present invention disclose a method for adding an authentication algorithm program, and a relevant device and system, where the method includes: receiving, by an SM-DP+ server, an authentication algorithm program sent by an MNO, where the authentication algorithm program corresponds to target information, and the target information is at least one of: firmware version information of an eUICC, an EID issuer identifier of the eUICC, platform/operating system version information of the eUICC, or capability information of the eUICC; and generating, by the SM-DP+ server, a bound profile package that includes the authentication algorithm program, and sending the bound profile package to the eUICC by using an LPA. As can be learned, the eUICC can add the authentication algorithm program into the eUICC in time by implementing the authentication algorithm program described in a first aspect.

Abstract: A method and an apparatus for updating an operating, comprising: receiving, by an eUICC, a restart instruction sent by an LPA of a terminal device and used to instruct the eUICC to perform a restart operation; sending, to a modem of the terminal device, a first initialization request used to request the modem to control restart of the eUICC; after being restarted, receiving, by the eUICC, a plurality of OS element data packets that are sequentially sent by the LPA; after receiving a part of OS element data packets in the plurality of OS element data packets, parsing, by the eUICC, the OS element data packets received by the eUICC, and installing a first operating system based on a parsing result; and deleting, by the eUICC, the first OS element data packet.

Abstract: A method includes: obtaining an azimuth and a signal parameter value of each preset satellite of M preset satellites when a mobile terminal is at a first location. The M preset satellites are sorted according to the values of their azimuths and N satellite combinations are obtained from those satellites that are consecutively arranged and have signal parameter values less than preset values. In response to determining that a ratio of the quantity of the preset satellites in the first satellite combination to M is less than a first threshold, the positioning mode of the mobile terminal is set to an outdoor positioning mode. In response to determining that a ratio of the quantity of the preset satellites in the first satellite combination to M is greater than a second threshold, the positioning mode is set to an indoor positioning mode.

Abstract: Embodiments of the present invention disclose a method and system for updating a certificate issuer public key, and a related device. The method includes: receiving, by an embedded universal integrated circuit card eUICC, first information sent by 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; sending, by the eUICC, second information to an OPS by using the LPA, where the second information includes the first CI public key identifier; receiving, by the eUICC, a patch package sent by the OPS by using the LPA, where the patch package includes at least a first CI public key corresponding to the first CI public key identifier; and updating, by the eUICC, a CI public key of the eUICC by using the first CI public key.

Abstract: A profile processing method, a profile processing apparatus, a user terminal (UE), and an embedded universal integrated circuit card (eUICC) conducive to profile processing efficiency enhancement of the eUICC and user experience improvement, where the method includes generating, by a local profile assistant (LPA) of a first UE (UE1), a profile request according to information about an eUICC of a second UE (UE2), sending the profile request, receiving, by the LPA, a profile request response, where the profile request response includes at least a profile of the eUICC, and forwarding, by the LPA, the profile to the eUICC.

Abstract: A message display method, a user terminal, and a graphical user interface, where the method includes: detecting, by a user terminal, a press parameter when a user performs a press operation on the user terminal, and displaying the unread dedicated message when the first press parameter is greater than a first preset parameter and an unread dedicated message of the user exists in a group of a communicate application. Hence, the user only needs to press the user terminal, and when a press condition is met, the user terminal can automatically display the unread dedicated message of the user. Therefore, it is more convenient to view a dedicated message.

Abstract: An embedded universal integrated circuit card (eUICC) management method, an eUICC, an SM platform, and a system are provided. The method includes: acquiring, by an eUICC, capability information of a terminal in which the eUICC is embedded; and sending, by the eUICC, the capability information of the terminal to an SM platform, so that the SM platform manages a profile on the eUICC or generates a profile or manages the eUICC according to the capability information of the terminal. Capability information of a terminal in which the eUICC is embedded is reported to an SM platform, so that processing such as generation or management of a configuration file can match the capability information of the terminal, which improves processing accuracy.

Abstract: A multimedia session call control method and an Application Server (AS). The multimedia session call control method includes these steps: a multi-UE party performs a multimedia session with a peer under control of an AS; a master UE of the multi-UE party establishes a session with a third party under control of the AS; and the AS binds a call leg between a slave UE of the multi-UE party and the AS to the session established with the third party.

Abstract: A profile download method and system, and a related device, where the method includes obtaining, by a user terminal, local profile assistant (LPA) indication information, obtaining download information required for downloading a target profile, and sending, by the user terminal, the download information to an embedded universal integrated circuit card (eUICC) when the LPA indication information instructs to download the profile using an LPA in the eUICC such that the eUICC downloads, using the LPA in the eUICC, the target profile from a download server indicated by the download information. Hence, the profile can be downloaded when an LPA is deployed in both the user terminal and the eUICC.

Abstract: A method for migration from a subscriber identity module (SIM) card to an embedded universal integrated circuit card (eUICC), a device, and a system, where the method includes receiving a first migration instruction from a user, where the first migration instruction instructs to migrate from a SIM card to an eUICC, sending a first request to a server, where the first request includes a user identity corresponding to the SIM card and an identity of the eUICC such that the server generates or selects a profile for the eUICC according to the user identity, downloading the profile from the server to the eUICC, enabling the profile, accessing a mobile network using the profile, and disconnecting a session from the SIM card. The solution resolves a requirement that a user of a compatible terminal needs to implement migration from a SIM card to an eUICC during a transition period.

Abstract: Embodiments of the present invention disclose a subscription information download method, a related device, and a system. The method includes: receiving, by a first network device, a first request, where the first request is sent by a terminal after connecting to and attaching to a first network when the terminal has no effective profile, and is used to request to establish a network connection for downloading a profile; establishing, by the first network device, the network connection used for downloading the profile; and returning a response message for the first request to the terminal device, to inform the terminal device that the network connection has been successfully established.

Abstract: Embodiments of the present invention relate to a method and an apparatus for managing an embedded universal integrated circuit card eUICC. The eUICC is installed in a terminal, a profile is installed in the eUICC, the profile is locked according to a policy rule, and the method includes: determining, by the terminal, identifier information and verification information of the profile that needs to be unlocked, where the identifier information of the profile is used to identify the profile installed in the terminal; and sending, by the terminal, a first unlock message to the eUICC, where the first unlock message carries the identifier information and the verification information of the profile, and the first unlock message is used to instruct the eUICC to determine the profile, and unlock the profile according to the policy rule after verification performed according to the verification information succeeds.

Abstract: The present invention discloses a mobility management method, a serving GPRS support node or mobility management entity (SGSN/MME), and a terminal to solve the problem of setting or dynamically modifying the mobility management frequency of a particular terminal among numerous terminals. The technical solution of the present invention includes: obtaining subscription data of a terminal, where the subscription data carries periodic update (RAU/TAU) setting information; obtaining a periodic update timer of the terminal according to the periodic update setting information; sending the periodic update timer of the terminal to the terminal; and setting a value that is a little longer than the periodic update timer of the terminal as a mobile reachable timer for monitoring the periodic update of the terminal. The embodiments of the present invention may be applied in low-mobility machine-type communication.

Abstract: The present disclosure relates to the field of short-distance wireless communications technologies, and in particular, to a method and system for obtaining location information of a target object, and an apparatus. In a solution of obtaining location information of a target object in the solutions, at least one second user is selected from a user relationship chain of a first user, and the location information of the target object is obtained by using a second terminal related to the second user. In another solution of obtaining location information of a target object, the location information of the target object is obtained by using a second terminal whose distance to a location represented by first location information is less than or equal to a preset distance.

Abstract: A remote management method and a device, where the method includes receiving, by a subscription manager-data preparation (SM-DP+) server, a first identifier from a local profile assistant (LPA), searching for, by the SM-DP+ server, a remote profile management command corresponding to the first identifier, generating, by the SM-DP+ server, a first digital signature according to the first identifier and the remote profile management command, and sending the first digital signature and the remote profile management command to an embedded universal integrated circuit card (eUICC) using the LPA.

Abstract: A traffic package providing method and a related device, where the method includes obtaining, by a terminal device, travelling schedule information, sending the travelling schedule information to an access platform server, receiving information about multiple traffic packages from the access platform serve, where each of the N travelling schedule nodes corresponding to information about at least one traffic package in the information about the traffic packages, and the information about the traffic packages are provided by an operator, sending a traffic package subscription message to the access platform server, where the traffic package subscription message includes an identity of a determined target traffic package and identity information of the terminal, obtaining N profiles, and installing the N profiles.

Abstract: Embodiments of the present disclosure provide a collaborative positioning method and a wireless terminal, includes: generating, by a wireless terminal, positioning request information, where the positioning request information includes a positioning precision parameter; selecting a wireless communications technology according to the positioning precision parameter, where the selected wireless communications technology is a communications manner used by the wireless terminal to perform collaborative positioning; obtaining, by using the selected wireless communications technology, first collaborative positioning information sent by a neighboring terminal, where the first collaborative positioning information includes location information of the neighboring terminal; and calculating, by the wireless terminal, a current location of the wireless terminal according to the location information of the neighboring terminal.