64results about How to "Reduce signaling traffic" patented technology

A local breakout session establishment method and apparatus in an Evolved Packet System (EPS) is provided for an HeNB to efficiently route local IP packets. A local breakout service method for a wireless communication system including a macro evolved Node B (eNB) and a Home eNB (HeNB) having a Packet Data Network (PDN) gateway (PGW) and a serving gateway (SGW) includes selecting, at a Mobility Management Entity (MME), the PGW of the HeNB and transmitting a Create Default Bearer Request message to the HeNB in response to a local breakout service request message including a local breakout Access Point Name (APN); assigning, at the HeNB, an IP address to a user equipment transmitted the local breakout service request message and transmitting a Create Default Bearer Response message including a Tunnel Endpoint Identifier (TEID) to the MME; transmitting a Bearer Setup Request message including the TEID from the MME to the HeNB; and configuring, at the HeNB, a radio bearer with the user equipment and routing data transmitted by the user equipment through the radio bearer to an Internet Protocol (IP) network by means of the internal PGW.

Systems and methods for reducing signaling traffic in the provision of data services to a plurality of user endpoints (UEs). The UEs are in communication with a radio access network, which is the in communication with an IP multimedia subsystem (IMS) core for providing data service to the UEs, the data service including a videoshare service. The systems and methods involve providing an application server (AS) that during operation communicates with the IMS core and serves as a data service registrar for the UEs, and providing logic in the AS configured to receive from a first UE of the plurality of UEs videoshare capabilities information of the first UE, cache the first UE videoshare capabilities information and send to a second UE of the plurality of UEs the cached first UE videoshare capabilities information.

A transaction authorization system comprises an authorization engine (18) configured to perform an analysis in relation to a received request for authorization of a current electronic payment transaction and generate an authorization output based on the analysis, and a database (22) storing a plurality of transaction records for past electronic payment transactions. The authorization engine is configured to:access the database to determine one or more distribution functions based on at least some of the stored transaction records,determine one or more intermediate values In relation to the received authorization request based on the one or more distribution functions,determine a conditional probability in relation to the one or more intermediate values based on at least some of the stored transaction records, the conditional probability indicative of a probability of a predetermined transaction result under the condition of the one or more intermediate values, andgenerate the authorization output based on the determined conditional probability.

The invention discloses a distributed fault positioning method in all-optical network, dividing fault position into resource fault position and service fault position, and each optical node in optical network positions its own adjacent resource fault monitoring point in a distributed mode. The method's steps: A, collect warning information in the place of each monitoring point; B, separate warning information belonging to the same link and path from different monitoring points to make relativity processing; C, filter warning information D, position concrete resource fault; F, position service fault. The separation of resource and service helps to protect resource and resume service, avoid repeated action. It reduces signaling transmission quantity between nodes during positioning fault.

A method of monitoring the chargeable activities of a user in a mobile telecommunications network. The method comprises monitoring one or more conditions on which charging may be based and normalising the or each monitored condition so that the condition(s) can be compared against a standard value and / or used for calculating a charge.

The present invention provides a method, apparatus and system for managing subscriber data in a telecommunications system. The present invention receives one or more messages from a mobile station. The one or more messages received may be a routing area update request signal. Subsequently, the present invention requests the subscriber data from a home location register. The subscriber data contains circuit switching data, packet switching data, or circuit switching data and packet switching data. Then, the subscriber data is stored in the new universal visitor location register. The present invention may request the subscriber data from the home location register by sending an update location signal to the home location register.

A cost control method for a mobile terminal 2,3 using a mobile telecommunication system comprises sending a cost control request from a Network Element (NE) 5,6, which is an access point for the mobile terminal 2,3 to the system, to a Cost Control Function (CCF) 10. A cost control result is determined at the CCF 10 in response to said request, and the cost control result returned to the NE 5,6. The result is interpreted at the NE 5,6 and acted upon.

A local breakout session establishment method and apparatus in an Evolved Packet System (EPS) is provided for an HeNB to efficiently route local IP packets. A local breakout service method for a wireless communication system including a macro evolved Node B (eNB) and a Home eNB (HeNB) having a Packet Data Network (PDN) gateway (PGW) and a serving gateway (SGW) includes selecting, at a Mobility Management Entity (MME), the PGW of the HeNB and transmitting a Create Default Bearer Request message to the HeNB in response to a local breakout service request message including a local breakout Access Point Name (APN); assigning, at the HeNB, an IP address to a user equipment transmitted the local breakout service request message and transmitting a Create Default Bearer Response message including a Tunnel Endpoint Identifier (TEID) to the MME; transmitting a Bearer Setup Request message including the TEID from the MME to the HeNB; and configuring, at the HeNB, a radio bearer with the user equipment and routing data transmitted by the user equipment through the radio bearer to an Internet Protocol (IP) network by means of the internal PGW.

Embodiments of the present invention provide an MTC device authentication method, an MTC gateway, and a related device, which are used to solve a problem that direct interaction between a large quantity of MTC devices and a network side brings a heavy load to a network when the MTC devices are authenticated in the prior art. The method includes: performing, by an MTC gateway, mutual authentication with a core network node; performing, by the MTC gateway, mutual authentication with an MTC device; reporting, by the MTC gateway, a result of the mutual authentication with the MTC device to the core network node; and providing, by the MTC gateway, a non access stratum link protection key K between the MTC device and the core network node according to a key K1 or a key K2.

The invention discloses a control method of base station interface establishment. UE (user equipment) discovers and reports a new cell to an eNB, the eNB acquires a TNL (transport network layer) address of HeNB by an MME (mobility management entity) and a HeNB GW (home eNodeB gateway), the eNB sends an X2 interface establishment request message to the HeNB, the HeNB judges the access mode of the HeNB is a mixed mode, an open mode or a close mode, if the access mode is a mixed mode or an open mode, the HeNB feeds back an X2 interface establishment response message to the eNB, wherein the X2 interface establishment response message comprises a C S G ID of the HeNB and access mode information; if the access mode is a close mode, the HeNB feeds back an X2 interface establishment failure information to the eNB. The invention discloses a communication system. By adopting the control method of base station interface establishment and the communication system provided by the invention, the X2 interface can be preferentially selected for switching the base station of the UE, thus the singling flow of the core network can be reduced.

This invention relates to one honey comb mobile communication system special measurement report process method, which comprises the following steps: a, setting measurement report process and results control parameters fro base station; b, in call start, establishing logical special linkage between terminal end and network; c, middle point sets base station and terminal to send measurement control order according to system; d, terminal reports base station for measurement report; e, base station reports special measurement report for data process and results; f, judging the above control parameters to base station and sending measurement results to middle point for wireless materials management.

A method of providing call charge information in a mobile telecommunications system. The method comprises maintaining in a home mobile telecommunications network a set of call charging algorithms which correspond to respective foreign mobile telecommunications networks. The algorithms are transferred periodically to respective foreign networks, wherein the transferred algorithms may be used by the receiving foreign networks to calculate call charge information for subscribers of the home network when they are roaming in the foreign networks.

The invention discloses a grouping switch method which essentially means that a judgment step on executing a switch condition is added to a switch process and the current switch initiating or executing is controlled via a pre-placed switch condition. The judgment step may be carried out at any time before the completion of a switch by any related node of the switch like a mobile station, a base station controller or a universal access network controller, etc. The invention avoids an unusual backward and forward switch between the cells according to the judgment of unusual performance by the pre-placed switch condition, and reduces the signaling flow, thereby improving the stability of the service.

The invention discloses a group path mobile handover authentication method based on a mobile relay, which is characterized by comprising the following steps of: S1, executing a stage of carrying out initial authentication; S2, executing a stage of carrying out switching authentication on the basis of a group path; S3, executing an internal switching process aiming at MMEs; S4, executing an inter-switching process aiming at the MMEs; S5, sending group switching command information; and S6, sending a group switching confirmation message. According to the group path mobile handover authentication method disclosed by the invention, the scheme is designed according to a 3GPP standard, and thus, communication equipment in the standard does not need to be changed, and the group path mobile handover authentication method can be applied to networks of all LTE-A mobile scenes; massive switching information can be integrated into one piece of group switching information, and signaling traffic between all the equipment and the MMEs is greatly saved, so that switching communication cost is greatly reduced, and signaling congestion on a link between a service network and a home network is reduced; and mutual authentication between a group of MRNs and a base station DeNB can be directly implemented, and all currently known attacks can be resisted to.

Disclosed is a technique for achieving reduction in processing load caused when a mobile terminal having two or more interfaces registers flow control information with a network and reduction in traffic of signaling for the registration. According to this technique, a mobile terminal (MN100) has two or more interfaces (IF1 and IF2), registers, with a home agent (HA200), binding information between care-of addresses (CoA1 and CoA2) assigned to each interface and a home address (HoA0) of the MN, and further acquires home addresses (HoA1 and HoA2) exclusively for each interface and to be set for the interface and registers, with the HA, binding information between the HoA exclusively for each interface and a CoA corresponding to the HoA. For a flow desired to be sent and received by using only a specific interface, the HoA and CoA exclusively for the interface are used.

The invention discloses a group-based anonymous switching authentication method during machine-type communication. By the aid of the group-based anonymous switching authentication method, the problem of congestion conditions due to the fact that large quantities of machine-type devices are switched over in existing standards mainly can be solved. The group-based anonymous switching authentication method includes procedures of enabling a current base station or current MME (mobile management entity) to transmit secure session information of all switched group members to a target base station or MME when first machine-type devices in machine-type communication device switched groups are about to be switched to the target base station from the current base station; allowing switching authentication procedures to be carried out between other machine-type devices in the switched groups and the target base station without MME contact, allowing the other machine-type devices to negotiate with the target base station eNB to obtain session keys so as to implement quick switching authentication of the devices in the groups. The group-based anonymous switching authentication method has the advantages that the signaling overhead can be greatly reduced under the condition that the privacy of users is guaranteed, and signaling conflict can be prevented.

To provide optimized real-time charging for simultaneous services there is provided a method and apparatus for executing a real-time charging session in a charging system being interfaced to at least one communication network. At start of a charging session or during re-authorization of reserved funds there is executed an optimized fund reservation for multi-service and / or multi-unit type services such that it is possible to optimize the fund resources considering various services and related service types in parallel. Fund reservation is executed for multi-service and / or multi-unit type services such that deviations between time of predicted fund depletion for the at least two services and / or for the at least two service types are minimized. Therefore, the signalling traffic to and from the charging system is reduced significantly.

An illustrative system and method for detecting a wireless terminal in a wireless network by ascertaining information about the wireless terminal's location, thus enabling individualized surveillance and tracking of certain wireless terminals. In some embodiments, the detection is triggered by a signal that is compliant with the Customized Applications for Mobile networks Enhanced Logic (“CAMEL”) protocol. Several kinds of mobile-telecommunications events can trigger detection, including events that do not involve call origination. Advantages include bypassing the home location register when obtaining a location estimate for the wireless terminal and when determining whether a wireless terminal is of interest.

Provided is a dynamic service trigger method based on a rule in an IMS network comprising three steps of: (1) according to an international standard, defining a new SIP head: Trigger-Rule in order to realize various associative functions of supporting a subsequent filtering criterion sFC; (2) setting and loading a response base on an initial request and the filtering criterion sFC of a subsequent request in order that after a S-CSCF executes an iFC and the coupling for the initial request is successful and an AS is called, if a requirement of the sFC is satisfied, the S-CSCF can execute related operations according to a processing mode that the sFC describes; (3) Through utilizing the Trigger-Rule with the SIP head, and based on the sFC, executing the dynamic service trigger method RDSTA based on the rule. The method realized based on the subsequent filtering criterion sFC can substantially improve the flexibility of ATA service triggering, effectively reduce signaling traffic of the S-CSCF and the AS, increase the throughput of a whole system, simultaneously substantially reduces session setup delays, and raise the IMS network service quality.

The disclosed multicast switching method comprises: when UE moves from source BS to target BS, the source BS sends information to target BS to trigger switch preparation process; the information detection device of target BS detects switching request from source BS to send information to the information extraction device, the latter extracts IP address of the registered multicast router to transfer to the register; the latter sends register request to the router; meanwhile, the target BS builds UE loading with service gateway of source BS, allocates resource to UE when receiving registered data duplicate and sends switching command to source BS; finally, the source BS terminates the preparation and triggers to execute switching process.

The present invention provides a communication method and device in personal area network, the method for communication between device in a PAN includes: a central device in the PAN receives from a first device in the PAN a communication request for communication with a second device in the PAN; the central device authenticates the first device and the second device; and a point-to-point connection is established between the first device and the second device. Since no access to the access network and the core network is needed during security authentication, thus reducing the signaling traffic of the access network and the core network.

The invention relates to a service triggering method which is used for IMS network and is based on the applied server packet. The operation steps include that firstly a new SIP joint is defined according to the international communication standard. Trigger-Rule is used to realize and support various related functions of the follow-up filtration criterion sFC. The second step is to packet the applied servers according to set rules. When the packet of the applied servers is finished, S-CSCF controls the applied servers through the joint field of routing information. And every applied server group is on the occasion of being triggered to be called or not being triggered to be called when performing business. The third step is that S-CSCF performs a service triggering method which is based on the applied server packet through making use of the SIP joint and Trigger-Rule and basing on sFC. The method is realized basing on the follow-up filtration criterion sFC. The signaling traffic of S-CSCF and AS is effectively lowered. The throughput of the whole system is increased. At the same time, the conversation establishment delay is obviously reduced and the service quality of the IMS network is improved.

The invention discloses a multi-network element fusion charging method, a multi-network element fusion charging system and a charging gateway function. The method comprises that: after receiving call charging stopping requests from a plurality of related network elements in a call process, the charging gateway function generates multi-network element fusion charging data records related to the call process and transmits the multi-network element fusion charging data records to a billing domain; and the billing domain charges the call process according to the multi-network element fusion charging data records. In the scheme, in the process of participating in a call by a plurality of network elements of an Internet protocol multimedia subsystem (IMS), the charging gateway function (CGF) performs charging data record fusion on the plurality of network elements related to the call process and uniformly transmits the multi-network element fusion charging data records to the billing domain to save signaling traffic before the CGF and the billing domain (BD), reduce complexity in the interaction of the network elements of the subsystem and simultaneously avoid the billing domain associating call detail record (CDR) lists of independent network elements again to reduce the complexity of the billing domain.

The invention discloses an LTE network machine communication random access optimal parameter distributed determination method. In the method, a node independently determines an optimal back-off parameter according to an access success probability of a previous period of time and a self data packet arrival rate so as to realize access throughput maximization. According to the method, the optimal backoff parameter does not need to be broadcasted by means of a base station, so that the transmission quantity of signaling is greatly reduced, resources are saved, and the method can be applied to a scene of a single application and a scene of priority division in which multiple applications coexist, and is flexible in application and simple.

A sub-VT FPGA uses a low swing, dual-VDD interconnect scheme to reduce FPGA area per LUT, delay at a constant energy, and energy at a constant delay relative to a conventional design at low voltage. These improvements are made possible by a custom asynchronous sense amp, a separated voltage for memory cells, and an improved passgate interconnect to optimize routing delay with low energy overhead. This sub-threshold FPGA design enables energy efficient and cost effective configurable logic for a wide variety of ULP applications.

The invention discloses a method for instructing a terminal to register in an IP multimedia subsystem (IMS), which comprises the following steps of: an entity with a service call session control function (S-CSCF) adds an registering instruction into a call request after receiving and processing the call request of a calling terminal, and an entity with a proxy call session control function (P-CSCF) sends the call request which is added with the registering instruction to a called terminal. The invention further discloses a system for instructing a terminal to register in an IP multimedia subsystem (IMS). The method and the system can instruct the called terminal to register when the entity with the service call session control function (S-CSCF) has disaster recovery, is simple and convenient in realization method, can reduce the signaling flow, and saves the memory space of the HSS.

The invention discloses a multi-service triggering method based on an extended initial filter criteria in an IMS (IP Multimedia Subsystem) network. The multi-service triggering method comprises three operations steps of (1) extending iFC (initial Filter Criteria) by following an iFC UML (Unified Modeling Language) model defined in 3GPP TS ( 3rd Generation Partnership Project Technical Specification) 29.228 standards, and defining the extended iFC as e-iFC, (2) managing a multi-service triggering identification with a Route header in an SIP (Session Initiation Protocol) message, orderly adding services needing to be triggered to the Route header of the SIP message by an S-CSCF (Serving Call Session Control Function) according to the priorities of SIP URLs (SIP Uniform Resource Locators) and then triggering an initial SIP message to the service having the highest priority, and (3) executing a multi-service triggering method e-MSTA (electronic-Multicast Spanning Tree Algorithm) based on the e-iFC by virtue of the Route header in the SIP message and based on the e-iFC. The multi-service triggering method is capable of effectively reducing the signaling traffic of the S-CSCF by optimizing the multi-service triggering flow of the existing 3GPP, and as a result, the throughput capacity of the whole system is increased, the multi-service triggering efficiency of an IMS (IP Multimedia Subsystem) network, and in the meantime, session establishment time delay is remarkably reduced and the service quality of the IMS network is improved.

The invention discloses an identifier updating method and system, a communication device and a network device. The communication device is connected with the network device which generates a unique temporary identifier, the unique temporary identifier is sent to the communication device, the communication device receives the unique temporary identifier sent by the network device, the network device periodically performs update processing on the unique temporary identifier, the unique temporary identifier subjected to update processing is sent to the communication device, the communication device periodically updates the unique temporary identifier, and the updated unique temporary identifier is the unique temporary identifier which is received from the network device and subjected to update processing. By the technical scheme, the problem that the communication device in MTC communication cannot protect privacy thereof is solved. The network device distributes the unique temporary identifier to the communication device which periodically updates the unique temporary identifier, the communication device can effectively protect privacy thereof, the process is simple, signaling traffic is less, and the identifier updating method and system, the communication device and the network device are applicable to MTC applications in different scenes.