Patent application number | Description | Published |
20090122727 | METHOD FOR TRIGGERING TRACKING AREA UPDATE IN PACKET SWITCHED WIRELESS SYSTEM - The present invention discloses a method for triggering tracking area update in packet switched wireless system that includes equivalent tracking areas. The method includes: S | 05-14-2009 |
20100312846 | METHOD FOR RELEASING BUFFERED DATA OF A SERVING GATEWAY - A method for releasing buffered data of a Serving Gateway is disclosed□ the Serving Gateway (Serving GW) buffers downlink data sent to a user and sends a data notification message to a Mobility Management Entity (MME); after receiving the data notification message, the MME initiates a paging to the user and sets a paging timer, if the paging timer expires and no paging response of the user is received, the MME sends a notification message to the Serving GW to inform the Serving GW that there is no paging response from the user; and after receiving the notification message, the Serving GW releases the buffered downlink data. With this method, the Serving GW can release buffered data in time without causing wrong release of the buffered data, so the system efficiency can be improved. | 12-09-2010 |
20110103340 | Method and System for Realizing Network Switching, and a Mobile Node - A method and system for realizing network switching, and a mobile node are provided. The method comprises: a Local Mobility Anchor receives a Proxy Binding Update message from a second mobile access gateway, wherein the Proxy Binding Update message carries identifier information of the mobile node, the IP address of a first interface, and the IP address of the second mobile access gateway (S | 05-05-2011 |
20110110308 | METHOD FOR DETACHING NETWORK, A METHOD FOR DEACTIVATING ISR AND AN INDICATING DEVICE THEREOF - A method for detaching network, a method for deactivating ISR and an indicating device thereof are provided in the present invention, wherein the method for deactivating ISR includes: when a registration state of a user equipment of a current core network node in a pair of core network nodes with ISR activated is changed, sending an ISR deactivating message to an associated core network node and indicating the associated core network node to perform related operation, wherein the related operation comprises one of the following: ISR deactivation, ISR deactivation and bearer deletion. Through the present invention, the ISR deactivation flow could be implemented correctly and the flow error due to the asynchronous ISR state and the resource waste due to the invalid information could be prevented. | 05-12-2011 |
20110110350 | Bearer Processing Method - The present invention provides bearer processing methods, in one bearer processing method, the serving gateway receives a bearer processing message from a mobility management unit, wherein the bearer processing message carries a message source mark for identifying a sending entity of the bearer processing message; the serving gateway acquires the message source mark in the bearer processing message, and judges the sending entity of the bearer processing message according to the message source mark, and performs the bearer processing according to the result of the judgment. In accordance with the present invention, it is possible for the serving gateway to distinguish the sending entity of a message, so as to perform the subsequent related bearer processing. | 05-12-2011 |
20110128915 | METHOD FOR DEACTIVATING ISR AND A MOBILITY MANAGEMENT UNIT - The present invention discloses a method for deactivating ISR and a mobility management unit. Wherein the above method includes: when an ISR deactivation is needed to be performed, the mobility management unit judging whether to perform the following operation by the S-GW according to reasons of the ISR deactivation: the mobility management unit sends a request message of deleting bearer to the S-GW, and carries, in the request message, an identifier which is used to instruct the S-GW to initiate the bearer deletion to the other mobility management unit associated with the ISR function activation; or the mobility management unit notifies the other mobility management unit associated with the ISR function activation to perform the ISR deactivation. The synchronization between the bearer deletion and the network element state in the ISR function deactivation scenarios can be realized by the above technical scheme. | 06-02-2011 |
20120120932 | MESSAGE-SENDING METHOD AND SERVING GPRS SUPPORT NODE - The present invention provides a message sending method and a serving GPRS support node. The method includes: when the SGSN, to which user equipment is connected, switches from a first SGSN to a second SGSN, the first SGSN sending to the second SGSN a message carrying context information of the user equipment, wherein the context information includes the gateway type of packet data network to which the user equipment is connected. The present invention achieves the effects that the new SGSN can acquire the gateway type of the packet data network PDN and correctly select the type of the interface in use according to the gateway type. | 05-17-2012 |
Patent application number | Description | Published |
20100281170 | METHOD FOR SELECTING A POLICY AND CHARGING RULES FUNCTION ENTITY IN THE NON-ROAMING SCENARIO - A method for selecting a policy and charging rules function entity in the non-roaming scenario includes the following steps: when a diameter routing agent DRA receives an indication message of the IP connectivity access network IP-CAN session establishment, the indication message is forwarded to a PCRF according to the related relationship which is set up and saved for allocating the policy and charging rules function PCRF entity to the IP-CAN session; and the corresponding policy and charging control PCC policy, which is made for the IP-CAN session by the PCRF, is forwarded to the provider's IP application function AF and the network element, which has policy and charging enforcement function, corresponding to the IP-CAN session. | 11-04-2010 |
20110013623 | METHOD AND SYSTEM OF CIRCUIT SWITCHED DOMAIN PAGE REALIZATION, METHOD OF SERVICE REALIZATION - A method and a system for implementing CS domain paging are disclosed, applied in scenarios of performing CS domain paging for a called UE after ISR function is introduced in PS domain, and comprising: MSC/VLR only storing one Gs association; during CS domain paging, MSC/VLR sending a CS domain paging request message to the PS domain network element recorded in the Gs association in the MSC/VLR; after receiving the message, the PS domain network element initiating one or two CS domain paging procedures in the PS domain to transmit the CS domain paging to the called UE; or sending a paging response to the MSC/VLR directly without initiating CS domain paging. A method for transferring service information is also disclosed, applied in the scenarios that ISR function is activated in PS domain, and comprising: transmitting service message(s) between the ISR-associated PS domain network elements serving the UE to implement transfer of service information. | 01-20-2011 |
20110019624 | METHOD FOR INDICATING THE BEARER MANAGEMENT OF A SERVING GATEWAY - The present invention provides a method for indicating a serving gateway to update the bearer, comprising: a mobility management unit sending to a serving gateway a bearer establishing request message carrying a bearer update indication for indicating the serving gateway whether to update the bearer between the serving gateway and a packet data network gateway immediately; after receiving the bearer establishing request message, the serving gateway determining whether to update the bearer between the serving gateway and the packet data network gateway immediately according to the bearer update indication carried in the message. The method provided by the present invention can enable the serving gateway to easily judge when to update the bearer between the serving gateway and the packet data network gateway so as to avoid updating the bearer between the serving gateway and the packet data network gateway by the serving gateway too early or too late. | 01-27-2011 |
20110116449 | METHOD AND SYSTEM FOR JUDGING THE ACTIVATION OF IDLE-MODE SIGNALLING REDUCTION FUNCTION - A method and system for determining whether to activate the Idle mode Signalling Reduction (ISR) function. The method comprises: an ISR activation determining network element acquiring ISR capabilities of a terminal and network, and the information related to SGs and Gs during a process of activating ISR function after receiving a routing area update request or tracking area update request; the ISR activation determining network element restricting activation of ISR function under a special scenario, according to the acquired information related to SGs and Gs, where the terminal and the network satisfy ISR activation conditions; wherein, the ISR activation determining network element is one among a mobility management entity (MME) and a serving GPRS Support Node (SGSN). The method and system of the present invention solve the problem that the MSC/VLR may be unable to find the UE by paging due to the introduction of the ISR function. | 05-19-2011 |
Patent application number | Description | Published |
20090257402 | INTRA-SYSTEM HANDOFF METHOD - The present invention provides an intra-system handoff method, comprising the following steps: S | 10-15-2009 |
20100182953 | METHOD FOR INFORMING HOME SUBSCRIBER SERVER OF STORING PACKET DATA NETWORK GATEWAY ADDRESS INFORMATION - 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. | 07-22-2010 |
20110009160 | Method And Apparatus For Discovering A Home Link In Mobile IP - The present invention provides a method and apparatus for discovering a home link in mobile IP, wherein the method includes: an access network assigns an address for a UE when the UE is attached to the network; the UE acquires a home address from the network; the UE compares the address assigned by the access network with the home address, and confirms that the UE is attached to the home link in the case that the address assigned by the access network and the home address are the same. Therefore, with the present invention, it is not necessary to configure the UE in advance, and the participation of the user is also not required. Thus improved application flexibility is provided. | 01-13-2011 |
20110117931 | METHOD AND TERMINAL FOR ASSOCIATION UPDATE - A method and terminal for association update are provided. When the terminal performs location area update to a MSC/VLR via a GERAN/UTRAN, if it has performed combined update or CSFB attachment in an EPS network via E-UTRAN, then it sets a combined update indication which indicates the EPS network requires combined update when the terminal returns to the E-UTRAN from the GERAN/UTRAN; when the terminal moves to a registered tracking area of the E-UTRAN, it determines whether the combined update indication has been set or not, if yes, it initiates combined TAU and LAU to an MME. After receiving a location update request from the MME, the MSC/VLR updates stored association information and re-establishes SGs association with the MME. Accordingly, a terminal has a control module for association update, which comprises a combined update indication setting determination unit, a combined update setting unit and a combined update initiation determination unit. The present invention enables to update the SGs association in the MSC/VLR in time, thereby the MSC/VLR can always find UE through paging. | 05-19-2011 |
20120157093 | Method for realizing user accessibility and multi-mode terminal - The disclosure discloses a method for realizing user accessibility and a multi-mode terminal. A UE initiates, after a tracking area update (TAU) periodic timer of the UE expires, an update process to a mobile switching center/visitor location register (MSC/VLR) in the case that an idle mode signaling reduction (ISR) is activated and the | 06-21-2012 |
20120282941 | Method and system for synchronizing user data - A method for synchronizing user data is provided, which includes: when a User Equipment (UE) moves into a coverage area of a new mobility management unit, an old mobility management unit sends an indication of whether a bearer modification procedure is to be triggered to the new mobility management unit, and the new mobility management unit determines whether to trigger the bearer modification procedure according to the indication. A system for synchronizing user data is further provided. By means of the technical solution of the method and the system, the situation that a Quality of Service (QoS) used by a bearer in the new mobility management unit does not match with a bearer QoS of an updated subscription data when a user equipment moves into a coverage area of a new mobility management unit can be avoided. | 11-08-2012 |
20140177530 | Access method and system and mobile intelligent access point - An access method is disclosed. The method includes: a mobile intelligent access point is attached to a core network and acquires an address of a 3rd Generation Partnership Project Authentication, Authorization and Accounting (3GPP AAA) server of a User Equipment (UE) from the core network; the UE requests the mobile intelligent access point and the 3GPP AAA server selected by the mobile intelligent access point for the UE to perform an Extensible Authentication Protocol (EAP) authentication on the UE; the UE initiates an access process to the mobile intelligent access point and acquires an Internet Protocol (IP) address of the UE; and the mobile intelligent access point selects a Packet Data Network Gateway (P-GW) for the UE and establishes an underlying access tunnel for the UE. Correspondingly, an access system and a mobile intelligent access point are further disclosed. With the disclosure, network authentication can be implemented to facilitate an operator to control the number of access users and to guarantee the network of the operator. Furthermore, a broadband mobile network is taken as a backhaul network, so as to reduce the reliability on a fixed network and improve the utilization of the broadband mobile network. | 06-26-2014 |
20140189838 | Access method,and system and mobile intelligent access point - An access method is disclosed. The method includes: a mobile intelligent access point accesses a network through at least two wireless technologies; a User Equipment (UE) establishes a connection with the mobile intelligent access point; and the UE acquires access authentication from the network through the mobile intelligent access point. An access system and a mobile intelligent access point are further disclosed. With the disclosure, network authentication can be implemented to facilitate an operator to control the number of access users and to guarantee the network of the operator. Furthermore, a broadband mobile network is taken as a backhaul network, so as to reduce the reliability on a fixed network and improve the utilization of the broadband mobile network. | 07-03-2014 |
20140204758 | Multi-mode intelligent access method, device and system - A multi-mode intelligent access method, device and system are disclosed. The method includes that: a multi-mode mobile intelligent access device is added into a communication network; and the multi-mode mobile intelligent access device employs a way including flow mobility between different access networks, so as to enable a terminal to access a core network gateway through multiple kinds of access networks. By means of the multi-mode intelligent access technology of the disclosure, a terminal can use multiple kinds of access networks at the same time, and the flow mobility between the different access networks can be implemented, so as to utilize wireless bandwidths optimally and improve the transmission speed while reducing the cost of a mobile terminal and enhancing service experience for a subscriber. | 07-24-2014 |
Patent application number | Description | Published |
20100135245 | Method for Avoiding Resource Being Released Mistakenly during Tracking Area Update or Handover Process - A method for avoiding resource being released mistakenly during tracking area update or handover process comprising: determining, by a target Mobility Management Entity MME, whether to use an old System Architecture Evolution Serving GW or to reselect a new Serving GW; if the target MME determines to select a new serving GW, notifying the original MME, the original MME sending a request for deleting bearer to the old Serving GW. The technical scheme of the present invention can avoid that the original MME will still send a request for deleting subscriber context to the old Serving GW when the target MME still uses the old Serving GW rather than selects a new one during tracking area update or handover process of the subscriber, which results in the appearance of a problem that the resource related to the subscriber in the old Serving GW is released mistakenly. | 06-03-2010 |
20100284336 | METHOD FOR SELECTING A POLICY AND CHARGING RULES FUNCTION SERVER ON A NON-ROAMING SCENE - The present invention discloses a method for selecting a policy and charging rules function server in a non-roaming scenario to achieve that the PCC policies for each IP-CAN session are determined only by one PCRF. The method comprises of a Diameter Routing Agent (DRA) establishing an association relationship table in which IP Connectivity Access Network (IP-CAN) session information and corresponding address information of a Policy and Charging Rules Function (PCRF) server are stored; and when a Policy and Charging Enforcement Function (PCEF) entity and a Gateway Control Function Entity (GWCF) requests the PCRF for or to update a Policy and Charging Control (PCC) policy of one IP-CAN session, or when an Application Function (AF) entity sends application information or service information down to the PCRF, obtaining the address information of the PCRF associated with said IP-CAN session from said DRA, then performing subsequent processing. | 11-11-2010 |
20100291923 | METHOD FOR SELECTING POLICY AND CHARGING RULES FUNCTION - A method for selecting a policy and charging rules function. When a UE accesses a 3GPP system through a roaming architecture, upon receiving a session establishment request message sent by a PCC client located in the visited network, the DRA in the visited network forwards the message to a selected PCRF of the visited network according to the records stored locally or instructs the PCC client to transmit the session establishment request message to the selected PCRF of the visited network; and the PCRF of the visited network forwards the session establishment request message to a DRA of a home network, then the DRA of the home network forwards the message to the selected PCRF of the home network according to the records stored locally or instructs the PCRF of the visited network to transmit the session establishment request message to the selected PCRF of the home network. | 11-18-2010 |
20130203414 | Mobile Terminal Registration Method in a Radio Network - A mobile terminal registration method in a radio network includes: a. A mobile terminal sending a non-access stratum message and identifier information of last registration to a radio access network unit, and the identifier information comprising the Serving CN Node identifier, Serving CN Node pool identifier and Public Land Mobile Network Identifier; b. If the radio access network unit determines that the identifier information is invalid, the radio access network unit allocating a Serving CN Node to the mobile terminal and sending the non-access stratum message to the Serving CN Node; c. After the Serving CN Node receives the non-access stratum message, if determining that a registration request of mobile terminal can be accepted, the Serving CN Node sending a success response message to the mobile terminal, and the message carrying identifier information of current Serving CN Node; d. The mobile terminal saving the new identifier information. | 08-08-2013 |