Patent application number | Description | Published |
20080274736 | METHOD AND SYSTEM FOR IMPLEMENTING DATA ROUTING OF ROAMING USER - A method and system for implementing data routing of a roaming user are disclosed. The method comprises: configuring a roaming protocol between the home network and the roaming network; during the registering process of the user in the roaming network, performing an interactive negotiation between the home network and the roaming network, so as to determine one of the home network and the roaming network to allocate IP address according to the roaming protocol between the home network and the roaming network; and establishing the IP access bearer based on the IP address. A corresponding system is also provided. The routing of the roaming user data plane could be optimized under the control of the home network operator, and the IP address of the default IP bearer for the roaming user could be allocated by the roaming network as much as possible, while guaranteeing of the home network operator's interest and dominant position, so as to optimize the routing of the data plane for the roaming user, improve the performance of the data service and bring a better service experience to the roaming user. | 11-06-2008 |
20090147670 | METHOD, SYSTEM AND DEVICE FOR RECOVERING INVALID DOWNLINK DATA TUNNEL BETWEEN NETWORKS - Described herein is a method for processing an invalidation of a downlink data tunnel between networks. The method includes the following steps: (1) a core network user plane anchor receives an error indication of data tunnel sent from an access network device, (2) after deciding that the user plane corresponding to the error indication uses a One Tunnel technology, the core network user plane anchor notifies a relevant core network control plane to request recovering the downlink data tunnel, (3) the core network control plane recovers the downlink data tunnel and notifies the core network user plane anchor to update information of the user plane. In addition, a communication system and a communication device are also provided. The method, system, and device can improve the speed of recovering data transmission after the downlink data tunnel becomes invalid. | 06-11-2009 |
20090149183 | DATA PROCESSING METHOD AND SYSTEM - A data processing method when the handover or change appears between systems includes the source data forwarding network element forwards the data to the user plane anchor network element; the user plane anchor network element forwards the data to the target side processing network element. A data processing method when the handover or change appears between systems is also provided by the present invention, which includes: the user plane anchor network element receives the message indication, transmits the data to at least one of the source data forwarding network element and the target side processing network element; the user plane anchor network element updates the route of the user plane, and transmits the data to the target side processing network element according to the updated route of the user plane. A data processing method when handover or change appears between GERAN/UTRAN systems under the Direct Tunnel solution is provided by the present invention, which can be applied to the Direct Tunnel solution. | 06-11-2009 |
20090201883 | METHOD AND SYSTEM FOR HANDOVER BETWEEN DIFFERENT TYPES OF ACCESS SYSTEMS - A method for handover between different types of access systems in some embodiments consistent with the present invention includes: when the UE hands over between different types of access systems, the UE accesses the IASA connected with the UE in the source access system through the destination access system. Furthermore, the present invention discloses a handover system, and a UE that includes an IASA address storing module and an IASA address sending module. The handover system includes: a destination access system, and a source IASA. | 08-13-2009 |
20090262707 | METHOD, NETWORK SYSTEM AND DESTINATION NETWORK FOR TRANSMITTING QoS DURING A HANDOVER PROCESS BETWEEN SYSTEMS - A method for transmitting quality of service (QoS) during a handover process between systems and a network system and a destination network thereof are provided, which enable the QoS to be transmitted to a second access network during a handover process of a user equipment (UE) between systems. The method comprises: a mobility management network element of the second network acquires QoS of a UE during a handover process of the UE from a first network to a second network; and the mobility management network element of the second network transmits the acquired QoS to the access network of the second network and/or a user plane network element. | 10-22-2009 |
20090264131 | METHOD, SYSTEM, AND DEVICE FOR USER DETACHMENT WHEN A HANDOVER OR CHANGE OCCURS IN HETEROGENEOUS NETWORK - A method for user detachment when a handover or change occurs in a heterogeneous network is provided. The method includes: a user equipment (UE) is handed over or switched from a source network to a target network; a network element on a network side determines whether to detach the UE from the source network, and if yes, the network element on the network side detaches the UE from the source network. A system and a device for user detachment when a handover or change occurs in a heterogeneous network, and another method for user detachment when a handover or change occurs in a heterogeneous network are also provided. | 10-22-2009 |
20100046438 | Method and System for Implementing Data Routing of Roaming User - A method and system for implementing data routing of a roaming user are disclosed. The method comprises: configuring a roaming protocol between the home network and the roaming network; during the registering process of the user in the roaming network, performing an interactive negotiation between the home network and the roaming network, so as to determine one of the home network and the roaming network to allocate IP address according to the roaming protocol between the home network and the roaming network; and establishing the IP access bearer based on the IP address. A corresponding system is also provided. The routing of the roaming user data plane could be optimized under the control of the home network operator, and the IP address of the default IP bearer for the roaming user could be allocated by the roaming network as much as possible, while guaranteeing of the home network operator's interest and dominant position, so as to optimize the routing of the data plane for the roaming user, improve the performance of the data service and bring a better service experience to the roaming user. | 02-25-2010 |
20100064038 | METHOD AND SYSTEM FOR IDLE MODE SIGNALING REDUCTION - A method and a system for idle mode signaling reduction (ISR) are provided. The method includes: obtaining ISR activation information of a source network, and setting an ISR status of an user equipment (UE) in a target network according to the obtained ISR activation information of the source network. Thus, the ISR status of the UE can be processed when the UE is handed over between networks. | 03-11-2010 |
20100142399 | METHOD AND DEVICE FOR INFORMATION TRANSFER - A method for information transfer includes: determining, by a source Mobility Management Network Element (MMNE) of a source Access Network (AN), version number of GPRS Tunneling Protocol (GTP) used between the source MMNE and a destination MMNE of a destination AN; and transmitting, by the source MMNE, user information corresponding to the version number of the GTP used between the source MMNE and the destination MMNE to the destination MMNE. The embodiment of the invention also provides a device for information transfer. With the embodiment of present invention, corresponding user information transfer may be realized. | 06-10-2010 |
20100220689 | RESOURCE RELEASE CONTROL METHOD, COMMUNICATION SYSTEM AND DEVICE - A resource release control method, a communication system, and a device are configured to delete a bearer context on an original-side heterogeneous-system management network element (NE) even if a target-side management NE does not support interaction with a serving gateway (S-GW) and does not support an idle mode signaling reduction (ISR) mechanism. The resource release control method includes: acquiring version information of a target-side management NE, when a user equipment (UE) activating an ISR mechanism is handed over from an original-side network to a target-side network; and deleting a bearer of an original-side heterogeneous-system management NE, if the version information indicates that the target-side management NE does not interact with an S-GW and does not support the ISR mechanism. Meanwhile, a communication system and a relevant device are also provided. | 09-02-2010 |
20100234019 | Mobility management entity information deleting method and device - A mobility management entity (MME) information deleting method includes: receiving a message sent by a first MME; and if needed, determining whether it is necessary to delete information about the first MME according to version information about the first MME. The method further includes: receiving a message sent by a target MME, in which the message carries version information about a source MME acquired by the target MME or an indication of deleting information about the source MME added by the target MME; and deleting the information about the source MME according to the message. A network device for deleting MME information is also provided. According to the present invention, a network device, such as a home subscriber server (HSS), is capable of acquiring version information about a source MME or receiving an indication of deleting information about the source MME, so as to determine whether it is necessary to delete the information about the MME. | 09-16-2010 |
20100272069 | Method and System for Idle Mode Signaling Reduction - A method and a system for idle mode signaling reduction (ISR) are provided. The method includes obtaining ISR activation information of a source network, and setting an ISR status of a user equipment (UE) in a target network according to the obtained ISR activation information of the source network. Thus, the ISR status of the UE can be processed when the UE is handed over between networks. | 10-28-2010 |
20100278116 | Method and Device for Information Transfer - A method for information transfer includes: determining, by a source Mobility Management Network Element (MMNE) of a source Access Network (AN), version number of GPRS Tunneling Protocol (GTP) used between the source MMNE and a destination MMNE of a destination AN; and transmitting, by the source MMNE, user information corresponding to the version number of the GTP used between the source MMNE and the destination MMNE to the destination MMNE. The embodiment of the invention also provides a device for information transfer. With the embodiment of present invention, corresponding user information transfer may be realized. | 11-04-2010 |
20110122822 | PAGING METHOD, NETWORK ELEMENT, MANAGEMENT NETWORK ELEMENT AND COMMUNICATION SYSTEM - The present disclosure discloses a paging method, network element (NE), management NE, and communication system to reduce paging messages and save system resource effectively. The technical solution provided in the present disclosure includes: receiving a closed subscriber group (CSG) ID supported by an access network element (NE) or an access gateway (GW) from the access NE or the access GW; obtaining, according to the CSG ID, the access NE or the access GW to be paged; and sending a paging message to the access NE or the access GW to be paged. | 05-26-2011 |
20120087345 | METHOD AND SYSTEM FOR HANDOVER BETWEEN DIFFERENT TYPES OF ACCESS SYSTEMS - A method for handover between different types of access systems in an embodiment of the present invention includes: sending, by a User Equipment (UE), a Mobile Internet Protocol (MIP) registration request to an Inter Access Systems Anchor(IASA) used in a 3rd Generation Partnership Project (3GPP) access system, when the UE hands over from the 3GPP access system to a non-3GPP access system; receiving, by the UE, a MIP registration response from the IASA used in the 3GPP access system; establishing, by the UE, a service data route with the IASA used in the 3GPP access system through the non-3GPP access system The present invention does not require searching for the IASA, HA or VPN GW through a DNS resolution process in the destination access system, and reduces the UE handover time. | 04-12-2012 |