90 results about "System Architecture Evolution" patented technology

An emergency call method includes the following blocks: a User Equipment (UE) sends an emergency attach request that establishes an emergency indication to a System Architecture Evolution (SAE) network; the SAE network selects an emergency call service entity for the UE after receiving the emergency indication; the UE sends an emergency call request to the emergency call service entity after getting attached to the SAE network emergently; and the emergency call service entity establishes an emergency voice bearer, whereupon the UE makes an emergency call according to the established emergency voice bearer. Through the method for simulating a Circuit Switched (CS) emergency call by means of an emergency call service entity in the SAE network, the emergency call service can be implemented in the SAE or Long Term Evolution (LTE) packet network.

The invention discloses a method for mobile terminal to enter active state from idle state, which is used in system architecture evolution (SAE) systems, including: ensuring entering active state for the mobile terminal which is in idle state, transmitting user context information corresponding to mobile terminal to wireless access network by sending service request to control plane entity of core network by wireless access network and receiving the service request by control plane entity of core network. Meanwhile, the invention discloses a system implementing entering active state from idle state of mobile terminal, including: mobile terminal, wireless access network and control plane entity of core network. The invention eliminates signaling interaction, reduces delay for mobile terminal to enter active state from idle state, improves user's feeling of the service.

The embodiment of the invention relates to a method and a device for identifying user equipment in an evolved network and a mobile management entity. The method comprises the following steps that temporary mobile subscriber identity S-TMSI which is formed and evolved by a dispatching system of the user equipment accessing the evolved network is received, and the S-TMSI comprises a resource pool identity, a mobile management entity identity and a temporary identity of the user equipment; and the user equipment in the evolved network is temporarily identified by the S-TMSI. The device comprises a receiving unit and a temporary identification unit. The mobile management entity comprises a temporary identity allocation unit. Moreover, the invention also provides a method for transferring and allocating the temporary identity and a method for receiving and transmitting information according to the temporary identity. The methods and the device accelerate update and processing of the accessed equipment through arrangement of the resource pool identitiy in the S-TMSI, simplify allocation of network resources for operators, and simultaneously save wireless key resources.

An apparatus and method including attaching a user equipment to a long term evolution system and simultaneously registering the user equipment attached to the long term evolution system to a circuit switched domain, is disclosed. The user equipment is simultaneously registered based on an interface between a mobility management entity and a mobile switching center server. For a mobile originated call from the user equipment attached to the long term evolution system, an enhanced call control is carried via the mobility management entity to the mobile switching center server. For a mobile terminated call, an enhanced call control is carried via the mobility management entity to the mobile switching center server, after the mobile switching center server pages the user equipment. The user equipment is offered existing circuit switched domain services while connected to the long term evolution system.

A mobile radio communication system and method of initiating a circuit-switched service at a mobile station over a System Architecture Evolution (SAE) core network using packet-switched communications between the mobile station and the SAE core network is provided. The method includes communicating service handling information between a Mobile Switching Centre (MSC) and the mobile station through a Mobility Management Entity (MME) of the SAE core network; sending instructions from the MSC for setting up the circuit-switched service through a Media Gateway, coupled to at least one network external to the SAE core network; providing packet-switched addressing information for the Media Gateway to the mobile station; and initiating the circuit-switched service at the mobile station over the SAE core network and through the Media Gateway.

A method and system for session modification are provided. The method includes these steps: A home policy and charging rules function (h-PCRF) sends a policy and charging control (PCC) rule providing message to a first policy and charging enforcement function (PCEF) according to a received PCC rule request message, an application layer service message, or an h-PCRF self-trigger event; and the h-PCRF sends a PCC rule providing message to a second PCEF according to a PCC rule response message received from the first PCEF. With this present disclosure, session modification may be implemented when two or more PCEFs are included in the PCC architecture of a system architecture evolution (SAE) system.

A bearer processing method is disclosed. The method includes these steps: a system border node receives a Packet Data Protocol (PDP) Context Request initiated by a universal mobile telecommunication system (UMTS); the system border node adjusts a Request Bearer Resource Allocation message of a system architecture evolution (SAE) system or the PDP Context Request of the UMTS according to the received PDP Context Request to map the Bearer Resource Allocation procedure of the SAE system and the Bearer Resource Allocation procedure of the UMTS. The present invention can map the Bearer Resource Allocation procedure of the SAE system and the Bearer Resource Allocation procedure of the UMTS.

The embodiment of the invention discloses a system for establishing a single tunnel of a user plane by a base station subsystem and a packet area network, which comprises the base station subsystem, SGSN and GGSN, wherein the base station subsystem is coupled with the SGSN of the packet area network through an enhanced control plane interface eIuPS-C of the packet area network Iu; the base station subsystem is coupled with the GGSN of the packet area network through an enhanced user plane interface eIuPS-U of the packet area network Iu; and the base station subsystem establishes the single tunnel of the user plane between the eIuPS-C interface and the GGSN. Correspondingly, the embodiment of the invention also discloses a method for establishing the single tunnel of the user plane by the base station subsystem and the packet area network, a system and a method for establishing the single tunnel of the user plane by the base station subsystem and a system architecture evolution network and the base station subsystem. The implementation of the embodiment can reduce the time delay of the user plane of the packet area network / system architecture evolution network and improve the transmission efficiency.

The invention discloses a voice service handoff method which comprises the following steps: when user equipment (UE) is switched to CS domain of 2G / 3G network from system architecture evolution / long term evolution (SAE / LTE) project network, the context of the UE in SAE / LTE network PS domain is saved by an evolution mobile switching centre (eMSC); and the voice service is switched from the CS domain of 2G / 3G network to the SAE / LTE network according to the eMSC saved context of UE in PS domain of SAE / LTE network. The invention further discloses a network system in which eMSC, SAE / LTE network and 2G / 3G network coexist. The scheme of the invention realizes that UE performing voice service is switched from the SAE / LTE network to the 2G / 3G network, and also ensures that SAE / LTE network is correctly resected.

Risks from system architecture evolutions are assessed by an apparatus that comprises a database comprising a plurality of roadmaps for a corresponding plurality of components that may be used to form an enterprise architecture, the roadmaps identifying the planned characteristics of the plurality of components. The apparatus also comprises a modeling module executed by a processor to identify the components that form the enterprise architecture, to identify the current characteristics of those components, and to map those components to the roadmaps for corresponding components among the plurality of components in the database. In addition, the apparatus comprises a risk identification module executed by the processor to identify which of the components that form the enterprise architecture have current characteristics that are different from the corresponding planned characteristics.

The embodiment of the invention provides a method, a system and a device for managing a path in a system architecture evolution (SAE) architecture. The method comprises the following steps of: acquiring information on a second device by a first device; establishing a path between the first device and a second device according to the acquired information on the second device; and retaining the path when no user context exists on the path. The method, the system and the device solve the problem that corresponding paths are deleted when contexts on an established path are deleted correspondingly in the prior art, avoid detection delays caused by faults of the second device or the faults of a communication path between the first device and the second device when a new user is activated in the prior art, and also correspondingly solve the problem of increased network burdens caused by the reconstruction of the path.

The embodiment of the invention relates to a method and a device for identifying user equipment (UE) in an evolved network, and a mobility management entity (MME). The method comprises the following steps of: receiving a system architecture evolved-temporary mobile subscriber identity (S-TMSI) which is allocated for the UE accessing the evolved network, wherein the S-TMSI comprises a resource pool identity, an MME identity and a temporary identity of the UE; and temporarily identifying the UE in the evolved network by using the S-TMSI. The device comprises a receiving unit and a temporary identification unit. The MME comprises a temporary identity allocation unit. In addition, the invention also provides a method for transmitting and allocating the temporary identity and a method for receiving and transmitting information according to the temporary identity. By setting the resource pool identity on the S-TMSI, the aim of accelerating the updating and the processing of access equipment is fulfilled, the configuration of network resources of operators is simplified, and radio null interface resources are saved at the same time.

The embodiment of the invention discloses a method for location updating by a terminal which is accessed in an SAE / LTE network. The method comprises: when determining that the terminal needs to update location to the 2G / 3G network, the node of the SAE / LTE network sends location updating relevant information to the terminal; when the terminal receives the location updating relevant information, location updating in the 2G / 3G network is realized by a network interconnection entity of the SAE / LTE network and the 2G / 3G network according to the location updating relevant information. The embodiment of the invention also discloses a system for location updating by a terminal and a device thereof. By adopting the invention, the terminal accessed in the SAE / LTE network can obtain the location updating relevant information, so as to initiate Update location to the 2G / 3G network according to the location updating relevant information.

The invention discloses a method, equipment and a system for realizing local IP access of user equipment. The method comprises the following steps: a home node HeNB receives the attached request of a user and sends the attached request to a mobility management entity MME; a system architecture evolution SAE load which is built for the local IP access of UE and is sent by the MME is received; and the UE is accessed to a home netweork or the local Internet by the SAE load. The invention can cause the UE to be accessed to the home network or the local Internet by the local IP.

In a System Architecture Evolution / Long Term Evolution (SAE / LTE) radio network, the network is set to configure the link MTU in the UE for each bearer where the network- configured link MTU can represent an MTU of a path for a SAE bearer service in complete or part of a particular SAE / LTE network.

The invention is used for initiating call to the client terminal in an area covered by both global mobile communication system and the system architecture evolution (SAE) network; after the control plane entity in said communication system receives a paging request for paging said client terminal, it decides if the client terminal is at the coverage range of the SAE access system; if yes, then only initiating a paging in said SAE access system; otherwise, initiating the paging request in both global mobile communication system access system and SAE access system. Said mobile communication system at least comprises a control plane function entity used for deciding if the client terminal is at the coverage range of the SAE access system after receiving the paging request from said client terminal.

The invention discloses a method for avoiding resource release by mistake during an update or switch process in a tracking area, which includes the following steps: a target MME judges whether to use an old system architecture evolution serving GW or to reselect a new serving GW; if the target MME judges to select the new serving GW, a source MME is notified and sends a request for deleting the context to the old serving GW. No notice is needed to be sent when the old serving GW is used since the target MME knows whether to use the old serving GW or reselect the new serving GW; the notice is only sent when the new serving GW is selected, thus solving the problem of resource release by mistake in the source serving GW and guaranteeing the success of the update or the conversion.

The invention discloses an access method, device and system of a user terminal of an SIM (Subscriber Identity Module) card, used for making a user terminal of an SIM card successfully access an LTE-SAE (Long Term Evolution System Architecture Evolution) system. The method comprises the following steps of: when the user terminal of the SIM card is accessed to the LTE-SAE system, a terminal side and a network side respectively generates an RES on the terminal side and an XRES on the network side by using an agreed first designated algorithm in accordance with an SRES (SIM card authorization response) generated based on an SIM card permanent key Ki and an RAND (Random number), and then the network side carries out authentication on the SIM card in accordance with the RES and the XRES (expected authorization response) and accesses to the LTE-SAE system. Therefore, the SRES returned by the SIM card is converted into the RES capable of being identified in an LTE standard to make the user terminal be successfully accessed to the LTE-SAE system in order to realize a non-card change mechanism in the LTE-SAE system and improve the compatibility of the system. The invention also discloses a corresponding device and system.

The invention discloses an access point and a terminal access method, which are used for solving the technical problem that under the household environment, a fixed network operator can not provide LTE (Long Term Evolution) wireless signals for LTE terminal users if the fixed network operator does not deploy network elements such as MME (Mobility Management Entity), SAE GW (System Architecture Evolution Gateway), HSS (Home Subscriber Server) and the like again. The AP (Access Point) provided by the invention comprises an eNodeB (Evolved NodeB) module, an MME module and an SAE GW module, a smplified wireless access system is realized based on the AP, and according to the system, the operator does not need to establish the network elements, such as MME / SAE GW / HHS and the like; and according to the access method provided based on the AP, the LTE service can be provided for the user, meanwhile, the AP can directly replace an existing wireless router of a WLAN (Wireless Local Area Network) under the household environment, and the IP (Internet Protocol) address of the operator is saved.

The example of the invention discloses a method for accessing system architecture evolution core network, which comprises that a mobility management entity in the system architecture evolution core network sends grouping data protocol context activation request to a universal terrestrial radio access network after network adhesion operation of the terminal which accesses the universal terrestrial radio access network after network is finished, and sends grouping data protocol activation flow process, in the activation flow of the grouping data protocol, the system architecture evolution core network creates default loading for the terminal which accesses the terrestrial radio access network of a universal radio communication system. The example of the invention relatively discloses a network system and a mobility management entity. The invention can create default loading for the terminal which accesses the terrestrial radio access network of a universal radio communication system, which provides a permanent on-line function.

The invention discloses a system, device and method for implementing the mobility managing. The key device used in the said method is system architecture evolution anchor (SAE Anchor), wherein the said SAE Anchor is used establishing internet security IPSec tunnel when the UE moves to non 3GPP Network by 3GPP Network. The said UE is used in using a general grouping wireless service tunnel protocol GTP in 3GPP Network or strengthening GTP communication, the IPSec tunnel communication is used in non 3GPP Network. The said device and method can obviously reduce the waste of bare resource and address resource and greatly reduce the communication time delay due to UE switch.

The invention provides method and system for realizing an emergency call. For a position where an SAE (System Architecture Evolution) network is arranged, the service adopts an SUPL (Security User Plane Location) technique, when UE is accessed to the emergency call initiated by the SAE network, as position query is indicated to be used for the emergency call, the UE receives notice of initializing a user plane and determines that positioning bearing serves the emergency call, thereby initializing the establishment of emergency positioning bearing. Therefore, the access of the emergency call of the SAE network to the UE in a restricted mode is achieved. Furthermore, as the positioning bearing serves the emergency call specially, when the UE which initializes the emergency call is moved from a non-restricted area to a restricted area, the emergency positioning bearing is not released, and the continuity of the emergency call is ensured.

The present invention discloses a method for informing Home Subscriber Server (HSS) of Packet Data Network Gateway (PDN GW) address information to be stored in the HSS in the System Architecture Evolution. The method comprises: the Mobility Management Node acquires that the PDN GW address information is not stored in the HSS, or the Mobility Management Node selects another PDN GW; the Mobility Management Node informs the HSS of the PDN GW address information to store. According to the present invention, the HSS can obtain the PDN GW address information directly from the MME without the help of the 3GPP AAA Server and the roaming interface between the PDN GW and the HSS.

The invention discloses a method, a system and a device for selecting a PDN SAE GW in an SAE, which are to improve the probability for selecting the PDN SAE GW with normal state. The method comprises the following steps that: in the flow for establishing load bearing, a mobility management entity MME selects a service system architecture evolution gateway entity Serving SAE GW; and the Serving SAE GW selected by the MME selects a package data network system architecture evolution gateway entity PDN SAE GW. The system comprises the MME, the Serving SAE GW and the PDN SAE GW, wherein, the MME is used for selecting the Serving SAE GW in the flow for establishing the load bearing and the Serving SAE GW is used for selecting the PDN SAE GW.

The invention discloses a method for preventing an empty integrity protection algorithm from being used in the normal communication, which is applied to a long term evolution (LTE) system or a system architecture evolution (SAE) system. The method comprises the following steps: a user equipment (UE) sends security capability to a network according to an attach request; a mobile management entity (MME) in the network ensures the type of the attach request is normal or non-urgent and then memorizes the UE security capability which indicates that the UE dose not support the empty integrity protection algorithm (EIAO). The corresponding system comprises the UE and the MME; the UE is used for sending the UE security capability to the MME by the attach request; the MME is used for determining the type of the attach request to be normal or non-urgent and then memorizing the UE security capability which indicates that the UE dose not support the EIAO. After the adoption of the invention, the use of EIAO is limited in normal communication and a network attacker cannot get around a normal security protection mechanism by starting the EIAO in normal networking.

When logging on both evolution network of system architecture (ENSA) and evolution network of non system architecture (ENNSA), user terminal selects to execute adherent operation or operation for updating route zone in ENSA or ENNSA. When user terminal carries out adherent operation or operation for updating route zone in execution network, the mobility management entity (MME) and user face entity (UFE) of the execution network informs not executing adherent operation or operation for updating route zone on MME and UFE. The invention prevents user data from clearing away so as to guarantee correct processing service.

An embodiment of the invention discloses a method, a system and equipment for call ticket generation in an LTE (long-term evolution) fusion type core network and relates to the field of wireless communication. The method, the system and the equipment are used for improving call ticket generation flexibility in the LTE fusion type core network. In the scheme, a traffic threshold value is configured in a charging rule in advance aiming at each of different wireless access types, and a long-term evolution SAE-GW (system architecture evolution-gateway) generates call tickets of terminals according to the traffic threshold values corresponding to the wireless access types of the terminals. Compared with the prior art that an SAE-GW generates call tickets of terminals of various wireless access types according to one traffic threshold value, the method, the system and the equipment are capable of improving call ticket generation flexibility.

The invention discloses a load creating method, a deactivation method, a service gateway and a mobile communication system in SAE (System Architecture Evolution). The load creating method comprises the following steps of: receiving a load creating request of a first network element by the service gateway; transmitting the load creating request to a second network element by the service gateway; receiving a response of successful load creation from the second network element by the service gateway; and when the service gateway fails to process the load creation, sending a deleting request to the second network element. The method, the service gateway and the system fundamentally solve the problem of residual loads of relevant network elements, caused by various reasons, by optimizing the flow of the traditional default load and the special load and adding the initiative starting user deactivation flow of the service gateway.

The invention discloses a method for selecting a load information-based target node, which is applied to a system architecture evolution system. The method for selecting the load information-based target node comprises the following steps that: a target node selection device receives the load information of each mobility management node acquired and transmitted by an operation, management and maintenance server, and selects the mobility management node with the lightest load as the target node. The invention further discloses a device for selecting the target node and the operation, management and maintenance server. The technical scheme disclosed by the invention provides the load information-based particular scheme which realizes the selection of a target MME or target SGW.