CN104883715A

CN104883715A - Mobile switching management system, method thereof, main controller and edge controller

Info

Publication number: CN104883715A
Application number: CN201410072273.7A
Authority: CN
Inventors: 谭巍; 彭程晖; 孙国林
Original assignee: Huawei Technologies Co Ltd; University of Electronic Science and Technology of China
Current assignee: Huawei Technologies Co Ltd; University of Electronic Science and Technology of China
Priority date: 2014-02-28
Filing date: 2014-02-28
Publication date: 2015-09-02

Abstract

The invention discloses a mobile switching management system, a method thereof, a main controller and an edge controller. According to the technical solution provided by an embodiment of the invention, through respectively arranging an edge controller in one type of mobile access network or multiple types of mobile access networks, and arranging the main controller at the switch side, which is connected with a core network, of each mobile access network, the edge controller analyzes the event type of the terminal according to the acquired state information of the terminal which is related with each wireless access point and/or covered by each wireless access point in each mobile access network, and according to a fact that the event type is in-network or inter-network switching type, in-network or inter-network mobile switching of the terminal is respectively controlled by the edge controller or the main controller, thereby realizing global mobile switching management with higher efficiency for the terminal.

Description

A kind of mobile switch management system, method and master controller, margin control

Technical field

The present invention relates to communication technical field, be specifically related to mobile switch management technology.

Background technology

Mobile switch management is a kind of special circumstances keeping conversation continuity, when changing WAP (wireless access point), avoiding occurring session stop or loss of data, real-time communication service can be continued.

Existing mobile switch management is the application layer mobile management of dialogue-based initiation protocol (Session Initiation Protocol, SIP).SIP is an application layer control protocol, and it can set up, revises and stop Multimedia session/meeting, as Internet phone call.SIP also can invite participant in the session of having set up, as multi-cast conferencing.SIP can increase or delete media from the meeting of having set up.SIP supports mapping names and redirect services pellucidly, and personal mobility---user can maintain the identifier of an exterior visual to redirect services support, and regardless of its position.Its element of SIP network comprises 5 parts: user agent, proxy server, Redirect Server, registrar and location server.

As shown in Figure 1, Fig. 1 is the application layer mobile management schematic diagram of existing dialogue-based initiation protocol, and we can know that moving target can to the information of home registration server registration oneself when it does not move to other positions.When after moving target to a new network, upgraded to location server by SIP registration message.Location server stores and returns possible positional information to user.When communication host wants access moving target, the location server of accessing moving target home network can be removed by its proxy server.Now can find that moving target is not in this locality, this request will hand to Redirect Server, replys request sender after the Redirect Server request of receiving, tell sender ask the new address of user.Proxy server receives user's request and forwards on request.So just can re-establish mobile node after the new network of access with the session of communication node.Below the process that SIP session switches just is completed.

But this application layer mobile management framework based on SIP can realize personal mobility, session and service mobility to a certain extent, provide location management and security mechanism, but SIP only has very limited switching control function in application layer.

Therefore, need to provide a kind of and of overall importance, more efficient mobile switch management technology is carried out to terminal.

Summary of the invention

The embodiment of the present invention provides a kind of mobile switch management system, device and method, carries out of overall importance, more effective mobile switch management to provide to terminal.

First aspect, provide a kind of mobile switch management system, comprise master controller and margin control, wherein, described master controller is in the exchanger side that at least one Mobile Access Network is connected into core net, often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type;

Described margin control, for according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, sends handover trigger and be indicated to described master controller;

Described master controller, when the handover trigger for sending when the described margin control receiving any one Mobile Access Network indicates, according to the state information of the described terminal obtained from described margin control, controls the switching that described terminal carries out Mobile Access Network.

In the implementation that the first is possible, described system also comprises: at least one status information capture unit, and wherein, a described WAP (wireless access point) comprises a described status information capture unit;

Described status information capture unit, to associate with affiliated WAP (wireless access point) and/or by the state information of the terminal of affiliated wireless access Vertex cover for gathering, and sends to the margin control of affiliated WAP (wireless access point).

Second aspect, provide a kind of master controller, when described master controller is used for the handover trigger instruction when the margin control receiving any one Mobile Access Network sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, the event type of described handover trigger instruction indicating terminal is mobile handoff type between net;

Wherein, described master controller is in the exchanger side that at least one Mobile Access Network is connected into core net, and often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type.

In the implementation that the first is possible, described master controller comprises:

State information receiving element, the state information of the described terminal that the margin control for receiving any one Mobile Access Network sends;

Event resolution unit, for the state information according to described handover trigger instruction and described terminal, the event type analyzing the instruction of described handover trigger is real-time event type or non-real-time events type;

Transaction Processing OLTP unit, for when the event type of described handover trigger instruction is real-time event type, controls the switching that described terminal carries out Mobile Access Network in real time;

On Line Analysis Process unit, for when the event type of described handover trigger instruction is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out Mobile Access Network.

The third aspect, provide a kind of margin control, described margin control is used for according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, send handover trigger and be indicated to described master controller, the switching of Mobile Access Network is carried out to make terminal described in described main controller controls,

Wherein, often kind of Mobile Access Network comprises a described margin control and WAP (wireless access point) described at least one, described Mobile Access Network is the Mobile Access Network of at least one type, and described master controller is in the exchanger side that at least one Mobile Access Network is connected into core net.

In the implementation that the first is possible, each described margin control comprises status information request unit, state information receiving element and state information transmitting element;

Described status information request unit, to associate with any one WAP (wireless access point) described for any one the WAP (wireless access point) request in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of any one wireless access Vertex cover described;

Described state information receiving element, for receiving the state information of the described terminal that described WAP (wireless access point) sends;

Described state information transmitting element, for sending to master controller by the state information of described terminal.

In conjunction with the first possible implementation of the third aspect, in the implementation that the second is possible, each described margin control also comprises:

First event resolution unit, for according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, the event type of described terminal comprises mobile handoff type between the interior mobile handoff type of net and net;

Instruction transmitting element, for when the event type of described terminal is mobile handoff type between net, sends handover trigger and is indicated to described master controller;

Second event resolution unit, for when the event type of described terminal is mobile handoff type in net, according to the state information of described terminal, analyzing described terminal affair type is further real-time event type or non-real-time events type;

Transaction Processing OLTP unit, for when the event type of described terminal is real-time event type, controls the switching that described terminal carries out WAP (wireless access point) in real time;

On Line Analysis Process unit, for when the event type of described terminal is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out WAP (wireless access point).

Fourth aspect, provide a kind of mobile switch management method, comprise: the exchanger side being connected into core net at least one wireless access network has a master controller, often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type;

Described margin control is according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, sends handover trigger and be indicated to described master controller;

When the handover trigger instruction that the described margin control that described master controller receives any one Mobile Access Network sends, described master controller, according to the state information of the described terminal obtained from described margin control, controls the switching that described terminal carries out Mobile Access Network.

In the implementation that the first is possible, described method also comprises:

Gather and to associate with each WAP (wireless access point) and/or by the state information of the terminal of described each wireless access Vertex cover, and send to the margin control belonging to WAP (wireless access point).

5th aspect, provides a kind of mobile switch management method, comprising:

When the handover trigger instruction that the margin control that master controller receives any one Mobile Access Network sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, the event type of described handover trigger instruction indicating terminal is mobile handoff type between net;

In the implementation that the first is possible, during the handover trigger instruction that the described margin control receiving any one Mobile Access Network when master controller sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, comprising:

The state information of the described terminal that the margin control receiving any one Mobile Access Network sends;

According to the state information of the instruction of described handover trigger and described terminal, analyzing the event type that described handover trigger indicates is real-time event type or non-real-time events type;

When the event type that described handover trigger indicates is real-time event type, control the switching that described terminal carries out Mobile Access Network in real time;

When the event type that described handover trigger indicates is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out Mobile Access Network.

6th aspect, provides a kind of mobile switch management method, comprising:

Margin control according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal;

When the event type of described terminal is mobile handoff type in net, described margin control controls the switching that described terminal carries out WAP (wireless access point);

When the event type of described terminal is mobile handoff type between net, described margin control sends handover trigger and is indicated to master controller, carries out the switching of Mobile Access Network to make terminal described in described main controller controls;

In the implementation that the first is possible, described margin control is according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, before the event type of analysing terminal, described method also comprises:

Described margin control to associate with any one WAP (wireless access point) described and/or by the state information of the terminal of any one wireless access Vertex cover described to any one the WAP (wireless access point) request in Mobile Access Network belonging to described margin control;

Described margin control receives the state information of the described terminal that described WAP (wireless access point) sends;

The state information of described terminal is sent to master controller by described margin control.

In conjunction with the first possible implementation of the 6th aspect, in the implementation that the second is possible, when the described event type when described terminal is mobile handoff type in net, described margin control controls the switching that described terminal carries out WAP (wireless access point), comprising:

When the event type of described terminal is mobile handoff type in net, according to the state information of described terminal, analyzing described terminal affair type is further real-time event type or non-real-time events type;

When the event type of described terminal is real-time event type, control the switching that described terminal carries out WAP (wireless access point) in real time;

When the event type of described terminal is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out WAP (wireless access point).

Adopt a kind of mobile switch management system that the embodiment of the present invention provides, method and master controller, the technical scheme of margin control, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the application layer mobile management schematic diagram of existing dialogue-based initiation protocol;

Fig. 2 is the self-defining mobility management network configuration diagram based on SDN;

The structural representation of a kind of mobile switch management system that Fig. 3 provides for the embodiment of the present invention;

The structural representation of the another kind of mobile switch management system that Fig. 4 provides for the embodiment of the present invention;

Fig. 5 is the network scenarios schematic diagram of example;

The structural representation of a kind of master controller that Fig. 6 provides for the embodiment of the present invention;

The structural representation of a kind of margin control that Fig. 7 provides for the embodiment of the present invention;

The flow chart of a kind of mobile switch management method that Fig. 8 provides for the embodiment of the present invention;

The flow chart of the another kind of mobile switch management that Fig. 9 provides for the embodiment of the present invention;

The flow chart of another mobile switch management method that Figure 10 provides for the embodiment of the present invention;

The flow chart of another mobile switch management method that Figure 11 provides for the embodiment of the present invention;

The flow chart of another mobile switch management method that Figure 12 provides for the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

The monitoring function of OpenFlow agreement to the whole network in software defined network (Software-Defined Networking, SDN) is applied to mobile switch management framework by the present invention, and the wireless access network that the present invention relates to can be heterogeneous network.Core concept based on the heterogeneous network framework of SDN is the distributed director utilizing layering, and by OpenFlow agreement manage/control heterogeneous network, at the handover management (due to the characteristic of Open Flow software defined network, oneself can be customized by us for the Open Flow agreement managing/control heterogeneous network) that application layer support is good.According to position and the function of controller, controller is divided into master controller and margin control, utilizes self-defining OpenFlow agreement to collect the related data of mobile terminal.

Refer to Fig. 2, for self-defining based on the mobility management network configuration diagram of SDN, the function of whole network is mainly divided into 4 levels:

The bottom is wireless access network (Wireless Access Network), and status information capture module is positioned at wireless access access point off the net (Access Point, AP), is responsible for collection information.The network that wireless access network is mainly responsible for bottom connects and transfer of data.

2nd layer is edge network (Edge Network), this layer function is responsible for primarily of margin control, margin control is in the exchanger side of the local area network (LAN) below self, be responsible for local area network management, collect AP and end message in local area network (LAN) and report the data received to master controller, and completing corresponding event handling.

3rd layer is core net (Core Network), this layer function is responsible for primarily of master controller, master controller is in the OpenFlow exchanger side that whole subnet is connected into core net, coordinates and controls the whole network, responds after receiving the message or incoming event that margin control reports.

4th layer is network application (Network Application), this network mainly provides the function such as discovering network topology, stream view, AP statistics, interface display, network configuration and mobile management: Topology Discovery, based on OpenFlow Topology Discovery basis, the topological node under the net territory that global administration's device end can collect this control; Stream view, data flow figure end to end in network of can clearly painting out; AP adds up, mainly for the traffic statistics of AP end, comprising the statistics sending/ receive, send failure, error of transmission etc.; Interface display, can provide visual in image socket Presentation Function, allows user implement to understand the situation of overall network by the form at interface; Mobile management: in this network, global administration's device can by the ruuning situation in network to the monitoring of the information of whole network.

In order to realize wireless mobile management in based on the network of SDN, increase mobile management module newly in application layer, also comprise access point statistical information (AP Statistics) and terminal statistical information (StationStatistics) two modules under this module and be used for collection terminal and the ASSOCIATE STATISTICS amount of access point for switching.

The present invention by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

The specific implementation of mobile switch management is introduced below by specific embodiment:

Referring to Fig. 3, is the structural representation of a kind of mobile switch management system that the embodiment of the present invention provides.This mobile switch management system 1000 comprises master controller 11 and multiple margin control 12.Wherein, master controller is in the exchanger side that at least one Mobile Access Network is connected into core net, often kind of Mobile Access Network comprises a margin control and one or more WAP (wireless access point), and Mobile Access Network is polytype Mobile Access Network, namely forms heterogeneous network.

Margin control 12, for according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, sends handover trigger and be indicated to described master controller.

Master controller 11, when the handover trigger for sending when the described margin control receiving any one Mobile Access Network indicates, according to the state information of the described terminal obtained from described margin control, controls the switching that described terminal carries out Mobile Access Network.

As the network scenarios schematic diagram of Fig. 5 example, smart mobile phone enters the Internet by LTE network, smart mobile phone and panel computer also can be entered the Internet by WLAN (wireless local area network) such as Wi-Fi, wireless access network can also be code division multiple access (Code Division Multiple Access, CDMA) heterogeneous network of the type such as network or worldwide interoperability for microwave access (Worldwide Interoperability for Microwave Access, Wi-Max) network.There is a margin control in each wireless access network, LTE margin control as shown in Figure 5 and WLAN (wireless local area network) margin control, have a master controller to be in the exchanger side that whole wireless access network is connected into core net simultaneously, coordinate various heterogeneous network.Each wireless access network has multiple access point, access point in Wi-Fi network as shown in Figure 5 and the cellular network base stations in LTE, multiple terminals that each access point has again associated or covered by this access point, such as smart mobile phone, panel computer etc., wherein, the terminal associated with it under AP refers to that this terminal provides communication service by this AP, and the terminal in AP coverage refers to that the signal of this AP can arrive this terminal.

Margin control in each wireless access network obtains the state information of the terminal under the multiple access points in this wireless access network, according to the event type of the state information analysing terminal of terminal, if the event type of terminal is mobile handoff type in net, then margin control self just can process, margin control control terminal carries out the switching of WAP (wireless access point), namely in the wireless access network belonging to this terminal, switches to another WAP (wireless access point) from a WAP (wireless access point); If the event type of terminal is mobile handoff type between net, then margin control sends handover trigger and is indicated to master controller, this instruction is used to indicate by master controller to mobile handoff event between the net processing this terminal, master controller receives the state information of the terminal that each margin control sends, thus master controller can grasp the state information of the terminal of the whole network, and according to the state information of terminal, control terminal carries out the switching of wireless access network.Terminal affair mentioned here comprises signal strength signal intensity instruction (the Received Signal Strength Indication based on receiving, RSSI) switching caused, the switching caused based on quality of service guarantee, the switching caused as charging based on certain strategy and the switching etc. caused with Business Stream, such as, the corresponding switching caused based on rssi measurement, then the state information of terminal that margin control obtains is and terminal association or the RSSI value of AP covering this terminal.

Example is switched to what cause based on rssi measurement, terminal moves in network scenarios as shown in Figure 5, when the RSSI value of this terminal that margin control obtains is lower than the threshold value RSSI-TH set, margin control according in this wireless access network got with this terminal association and/or the RSSI value of all AP covering this terminal, for this terminal selects a target AP that the AP that RSSI value is the highest switches as it, wherein, this RSSI value be for marking terminal can with the minimum threshold of this AP normal association.

When this terminal continues mobile, and move to the overlapping of Wi-Fi and LTE network coverage, and under Wi-Fi network AP covering, its RSSI value is all lower than RSSI-TH, and there is the RSSI value of base station in LTE network higher than RSSI-TH, so the switching between netting, process the handover event between this kind of net by master controller, namely the AP of control terminal from Wi-Fi network switches to an AP under LTE network.

Visible, according to a kind of mobile switch management system that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

Referring to Fig. 4, is the structural representation of the another kind of mobile switch management system that the embodiment of the present invention provides.With the embodiment shown in Fig. 3 unlike, each margin control in this mobile switch management system 2000 also comprises multiple status information capture unit 23, WAP (wireless access point) for 22 times and comprises a status information capture unit 23.Master controller 21 is identical with margin control 12 with the master controller 11 of previous embodiment respectively with the function of margin control 22, does not repeat them here.

Status information capture unit 23, to associate with affiliated WAP (wireless access point) and/or by the state information of the terminal of affiliated wireless access Vertex cover for gathering, and sends to the margin control of affiliated WAP (wireless access point).

In the present embodiment, the state information of status information capture unit 23 acquisition terminal is set in each WAP (wireless access point).To switch to example based on rssi measurement, Wi-Fi margin control and LTE margin control send " Get_request (Associate_STA_RSSI) " status information request order to the status information capture unit 23 in own net in official hour gap, require the state information obtaining each terminal (Station, STA) in WAP (wireless access point).

Status information capture unit 23 receives the status request message of the margin control from affiliated wireless access network, carries oneself state parameter recoil state information request command by " Get_request (Associate_STA_RSSI) " order.

After margin control receives status command required parameter, parameter is preserved in a database.By " trap (Associate_STA_RSSI) " status command data are mail to the master controller on network simultaneously.

After master controller receives the status command of other subnet controllers in network, by resolution data bag data, store in its database.

The information of carrying in get-response and get-next-response is respectively following table 1, table 2:

Table 1: the terminal associated with it under certain AP and signal strength signal intensity thereof

APID

Type

N

STAID

RSSI

STAID

RSSI

......

0(associate)

Table 2: the terminal still do not associated with it under being in this AP coverage and signal strength signal intensity thereof

APID

Type

N

STAID

RSSI

STAID

RSSI

......

1(cover)

Note: the type field represents the type of terminal, 0 represents the terminal that this AP associates, and 1 represents the terminal under AP covering; STAID represents terminal iidentification.

The embodiment of the present invention also provides a kind of master controller, when this master controller is used for the handover trigger instruction when the margin control receiving any one Mobile Access Network sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, the event type of described handover trigger instruction indicating terminal is mobile handoff type between net.

The function of this master controller is introduced in aforementioned system embodiment, does not repeat them here.

Introduce the internal structure of master controller below in detail:

Referring to Fig. 6, is the structural representation of a kind of master controller that the embodiment of the present invention provides.This master controller 31 comprises state information receiving element 311, event resolution unit 312, Transaction Processing OLTP unit 313 and On Line Analysis Process unit 314.

State information receiving element 311, the state information of the described terminal that the margin control for receiving any one Mobile Access Network sends.

The state information of the terminal that the margin control that state information receiving element 311 receives any one Mobile Access Network sends, thus the state information of all terminals of whole heterogeneous network can be obtained in time, controller can also control the state information of the terminal received by state information receiving element 311 stored in database.For the event of terminal, such as based on the handover event of charging policy, grasped the state information of all terminals of whole heterogeneous network due to master controller, the switching between being netted by main controller controls terminal, is conducive to providing communication service with the most cheap rate to terminal.

Event resolution unit 312, for the handover trigger instruction that sends according to margin control and the state information of described terminal, analyzing the event type that described handover trigger indicates is real-time event type or non-real-time events type.

Transaction Processing OLTP unit 313, for when the event type of described handover trigger instruction is real-time event type, controls the switching that described terminal carries out Mobile Access Network in real time.

On Line Analysis Process unit 314, for when the event type of described handover trigger instruction is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out Mobile Access Network.

Event resolution unit 312, confirming just to resolve real-time message when having handover trigger Indication message to transmit, needs real-time event to be processed if belonged to, then gives OLTP unit 313 and process.When this event belongs to non-real-time events type, this event transfers to OLAP unit 314 to process by event resolution unit 312, OLAP unit 314 can be analyzed database, because the change of network state belongs to the unrestrained process become, by effectively can predict the change of network state to the analysis of historical data, when analyzing the change of network state, control terminal carries out the switching of Mobile Access Network.

Visible, according to a kind of master controller that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, when receiving the handover trigger Indication message of margin control, the event type of this handover trigger Indication message indicating terminal is mobile handoff type between net, mobile handoff between being netted by main controller controls terminal, thus realize carrying out of overall importance, more efficient mobile switch management to terminal.

The embodiment of the present invention additionally provides a kind of margin control, this margin control is used for according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, send handover trigger and be indicated to described master controller, the switching of Mobile Access Network is carried out to make terminal described in described main controller controls,

The function of this margin control is introduced in aforementioned system embodiment, does not repeat them here.

Introduce the internal structure of margin control below in detail:

Referring to Fig. 7, is the structural representation of a kind of margin control that the embodiment of the present invention provides.This margin control 32 comprises: status information request unit 321, state information receiving element 322, state information transmitting element 323, first event resolution unit 324, instruction transmitting element 325, second event resolution unit 326, Transaction Processing OLTP unit 327 and On Line Analysis Process unit 328.

Status information request unit 321, to associate with any one WAP (wireless access point) described for any one the WAP (wireless access point) request in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of any one wireless access Vertex cover described.

State information receiving element 322, for receiving the state information of the described terminal that described WAP (wireless access point) sends.

The state information being provided with status information capture unit acquisition terminal in each WAP (wireless access point) is described in preceding embodiment, in the present embodiment, margin control comprises status information request unit 321 and state information receiving element 322, status information request unit 321 to associate with WAP (wireless access point) and/or by the state information of the terminal of wireless access Vertex cover to status information capture unit requests, the state information of the terminal that state information receiving element 322 receiving status information collecting unit sends.To switch to example based on rssi measurement, the status information request unit of Wi-Fi margin control and LTE margin control sends " Get_request (Associate_STA_RSSI) " status information request order to the status information capture unit in own net in official hour gap, require the state information obtaining each terminal (Station, STA) in WAP (wireless access point).

Status information capture unit receives the status request message of the margin control from affiliated wireless access network, carries oneself state parameter recoil state information request command by " Get_request (Associate_STA_RSSI) " order.

After the state information receiving element of margin control receives status command required parameter, parameter is preserved in a database.

State information transmitting element 323, for sending to master controller by the state information of described terminal.

The state information of obtained terminal is all sent to master controller by the state information transmitting element 323 of all margin controls, thus master controller can grasp the state information of the whole network.After master controller receives the status command of other subnet controllers in network, by resolution data bag data, store in its database.

To switch to example based on rssi measurement, state information transmitting element 323 mails to data by " trap(Associate_STA_RSSI) " status command the master controller on network simultaneously.

First event resolution unit 324, for according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, the event type of described terminal comprises mobile handoff type between the interior mobile handoff type of net and net.

Instruction transmitting element 325, for when the event type of described terminal is mobile handoff type between net, sends handover trigger and is indicated to described master controller.

Margin control in each wireless access network obtains the state information of the terminal under the multiple access points in this wireless access network, first event resolution unit 324 is according to the event type of the state information analysing terminal of terminal, if the event type of terminal is mobile handoff type in net, then margin control self just can process, margin control control terminal carries out the switching of WAP (wireless access point), namely in the wireless access network belonging to this terminal, switches to another WAP (wireless access point) from a WAP (wireless access point); If the event type of terminal is mobile handoff type between net, then the instruction transmitting element 325 of margin control sends handover trigger and is indicated to master controller, this instruction is used to indicate by master controller to mobile handoff event between the net processing this terminal, master controller receives the state information of the terminal that each margin control sends, thus master controller can grasp the state information of the terminal of the whole network, and according to the state information of terminal, control terminal carries out the switching of wireless access network.Terminal affair mentioned here comprises signal strength signal intensity instruction (the Received Signal Strength Indication based on receiving, RSSI) switching caused, the switching caused based on quality of service guarantee, the switching caused as charging based on certain strategy and the switching etc. caused with Business Stream, such as, the corresponding switching caused based on rssi measurement, then the state information of terminal that margin control obtains is and terminal association or the RSSI value of AP covering this terminal.

Second event resolution unit 326, for when the event type of described terminal is mobile handoff type in net, according to the state information of described terminal, analyzing described terminal affair type is further real-time event type or non-real-time events type.

Transaction Processing OLTP unit 327, for when the event type of described terminal is real-time event type, controls the switching that described terminal carries out WAP (wireless access point) in real time.

On Line Analysis Process unit 328, for when the event type of described terminal is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out WAP (wireless access point).

When first event resolution unit 324 confirms the event type of terminal for netting interior mobile handoff type, second event resolution unit 326 is according to the state information of terminal, this terminal affair type of further analysis is real-time event type or non-real-time events type, need real-time event to be processed if belonged to, then give OLTP unit 327 and process.When this event belongs to non-real-time events type, this event transfers to OLAP unit 328 to process by second event resolution unit 326, OLAP unit 328 can be analyzed database, because the change of network state belongs to the unrestrained process become, by effectively can predict the change of network state to the analysis of historical data, when analyzing the change of network state, control terminal carries out the switching of Mobile Access Network.

Such as, terminal signal RSSI in fast moving situation changes very fast, and handoff response also should be very fast, and such event is given OLTP unit 327 and processed.And some network sides are through long-time statistic, the handover decisions just made after analysis, such as, under margin control finds certain AP, user is seeing that video is a lot, system bandwidth is inadequate, cause QOS index to decline, margin control determines certain customers to carry out network switching, the data statistics that this needs one become slowly and analytic process, and need in conjunction with historical data, so this we give OLAP unit 328 and process.

According to a kind of margin control that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

Referring to Fig. 8, is the flow chart of a kind of mobile switch management method that the embodiment of the present invention provides.The method comprises the following steps:

Step S101, margin control is according to associate with at least one WAP (wireless access point) described in affiliated Mobile Access Network and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, sends handover trigger and be indicated to master controller.

Step S102, when the handover trigger instruction that the described margin control that described master controller receives any one Mobile Access Network sends, described master controller, according to the state information of the described terminal obtained from described margin control, controls the switching that described terminal carries out Mobile Access Network.

Wherein, the exchanger side that at least one wireless access network is connected into core net has a master controller, and often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type.

Margin control in each wireless access network obtains the state information of the terminal under the multiple access points in this wireless access network, according to the event type of the state information analysing terminal of terminal, if the event type of terminal is mobile handoff type in net, then margin control self just can process, margin control control terminal carries out the switching of WAP (wireless access point), namely in the wireless access network belonging to this terminal, switches to another WAP (wireless access point) from a WAP (wireless access point); If the event type of terminal is mobile handoff type between net, then margin control sends handover trigger and is indicated to master controller, this instruction is used to indicate by master controller to mobile handoff event between the net processing this terminal, master controller receives the state information of the terminal that each margin control sends, thus master controller can grasp the state information of the terminal of the whole network, and according to the state information of terminal, control terminal carries out the switching of wireless access network.Terminal affair mentioned here comprises the switching caused based on RSSI, the switching caused based on quality of service guarantee, the switching caused as charging based on certain strategy and the switching etc. caused with Business Stream, such as, the corresponding switching caused based on rssi measurement, then the state information of terminal that margin control obtains is and terminal association or the RSSI value of AP covering this terminal.

Visible, according to a kind of mobile switch management method that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

Referring to Fig. 9, is the flow chart of the another kind of mobile switch management that the embodiment of the present invention provides.With the embodiment shown in Fig. 7 unlike, the present embodiment also comprises step S201.

Step S201, gathers and to associate with each WAP (wireless access point) and/or by the state information of the terminal of described each wireless access Vertex cover, and send to the margin control belonging to WAP (wireless access point).

Step S202 is identical respectively with step S102 with the step S101 of previous embodiment with step S203, does not repeat them here.

Mobile switch management system gathers the state information of the terminal of each WAP (wireless access point) in each wireless access network respectively, and the state information of terminal is sent to the margin control belonging to WAP (wireless access point) respectively, this terminal can be the terminal associated with AP, the terminal that also can be covered by AP.

Embodiments provide another mobile switch management method, the method comprises:

Referring to Figure 10, is the flow chart of another mobile switch management method that the embodiment of the present invention provides.The method comprises:

Step S301, the state information of the described terminal that the margin control receiving any one Mobile Access Network sends.

The state information of terminal that the margin control that master controller receives any one Mobile Access Network sends, thus can obtain the state information of all terminals of whole heterogeneous network in time, can also control the state information of terminal that receives stored in database.For the event of terminal, such as based on the handover event of charging policy, grasped the state information of all terminals of whole heterogeneous network due to master controller, the switching between being netted by main controller controls terminal, is conducive to providing communication service with the most cheap rate to terminal.

Step S302, according to the state information of the instruction of described handover trigger and described terminal, analyzing the event type that described handover trigger indicates is real-time event type or non-real-time events type.

Step S303, when the event type that described handover trigger indicates is real-time event type, controls the switching that described terminal carries out Mobile Access Network in real time.

Step S304, when the event type that described handover trigger indicates is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out Mobile Access Network.

Master controller, confirming just to resolve real-time message when having handover trigger Indication message to transmit, needs real-time event to be processed if belonged to, then real-time control terminal carries out the switching of Mobile Access Network.When this event belongs to non-real-time events type, master controller can be analyzed database, because the change of network state belongs to the unrestrained process become, by effectively can predict the change of network state to the analysis of historical data, when analyzing the change of network state, control terminal carries out the switching of Mobile Access Network.

Visible, according to a kind of mobile switch management method that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, when receiving the handover trigger Indication message of margin control, the event type of this handover trigger Indication message indicating terminal is mobile handoff type between net, mobile handoff between being netted by main controller controls terminal, thus realize carrying out of overall importance, more efficient mobile switch management to terminal.

Referring to Figure 11, is the flow chart of another mobile switch management method that the embodiment of the present invention provides.The method comprises:

Step S401, margin control according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal.

Step S402, when the event type of described terminal is mobile handoff type in net, described margin control controls the switching that described terminal carries out WAP (wireless access point).

Step S403, when the event type of described terminal is mobile handoff type between net, described margin control sends handover trigger and is indicated to master controller, carries out the switching of Mobile Access Network to make terminal described in described main controller controls.

Referring to Figure 12, is the flow chart of another mobile switch management method that the embodiment of the present invention provides.The method comprises:

Step S501, margin control to associate with any one WAP (wireless access point) described and/or by the state information of the terminal of any one wireless access Vertex cover described to any one the WAP (wireless access point) request in Mobile Access Network belonging to described margin control.

Step S502, described margin control receives the state information of the described terminal that described WAP (wireless access point) sends.

The state information of each WAP (wireless access point) acquisition terminal in Mobile Access Network is described in preceding embodiment, in the present embodiment, margin control to associate to WAP (wireless access point) request with WAP (wireless access point) and/or by the state information of the terminal of wireless access Vertex cover, margin control receives the state information of the terminal that WAP (wireless access point) sends.To switch to example based on rssi measurement, Wi-Fi margin control and LTE margin control send " Get_request (Associate_STA_RSSI) " status information request order to the WAP (wireless access point) in own net in official hour gap, require the state information obtaining each terminal (Station, STA) in WAP (wireless access point).

WAP (wireless access point) receives the status request message of the margin control from affiliated wireless access network, carries oneself state parameter recoil state information request command by " Get_request (Associate_STA_RSSI) " order.

After margin control receives status command required parameter, parameter is preserved in a database.

Step S503, the state information of described terminal is sent to master controller by described margin control.

The state information of obtained terminal is all sent to master controller by all margin controls, thus master controller can grasp the state information of the whole network.After master controller receives the status command of other subnet controllers in network, by resolution data bag data, store in its database.

To switch to example based on rssi measurement, margin control mails to data by " trap(Associate_STA_RSSI) " status command the master controller on network simultaneously.

Step S504, described margin control according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal.

Step S505, when the event type of described terminal is mobile handoff type in net, according to the state information of described terminal, analyzing described terminal affair type is further real-time event type or non-real-time events type.

Step S506, when the event type of described terminal is real-time event type, controls the switching that described terminal carries out WAP (wireless access point) in real time.

Step S507, when the event type of described terminal is non-real-time events type, the change of the state of terminal described in timing analysis, controls according to the change of the state of described terminal the switching that described terminal carries out WAP (wireless access point).

Step S508, when the event type of described terminal is mobile handoff type between net, described margin control sends handover trigger and is indicated to master controller, carries out the switching of Mobile Access Network to make terminal described in described main controller controls.

Margin control in each wireless access network obtains the state information of the terminal under the multiple access points in this wireless access network, margin control is according to the event type of the state information analysing terminal of terminal, if the event type of terminal is mobile handoff type in net, then margin control self just can process, margin control control terminal carries out the switching of WAP (wireless access point), namely in the wireless access network belonging to this terminal, switches to another WAP (wireless access point) from a WAP (wireless access point); If the event type of terminal is mobile handoff type between net, then margin control sends handover trigger and is indicated to master controller, this instruction is used to indicate by master controller to mobile handoff event between the net processing this terminal, master controller receives the state information of the terminal that each margin control sends, thus master controller can grasp the state information of the terminal of the whole network, and according to the state information of terminal, control terminal carries out the switching of wireless access network.Terminal affair mentioned here comprises signal strength signal intensity instruction (the Received Signal Strength Indication based on receiving, RSSI) switching caused, the switching caused based on quality of service guarantee, the switching caused as charging based on certain strategy and the switching etc. caused with Business Stream, such as, the corresponding switching caused based on rssi measurement, then the state information of terminal that margin control obtains is and terminal association or the RSSI value of AP covering this terminal.

When the event type that margin control confirms terminal is mobile handoff type in net, margin control is according to the state information of terminal, this terminal affair type of further analysis is real-time event type or non-real-time events type, need real-time event to be processed if belonged to, then control the switching that described terminal carries out WAP (wireless access point) in real time.When this event belongs to non-real-time events type, margin control can be analyzed database in timing, because the change of network state belongs to the unrestrained process become, by effectively can predict the change of network state to the analysis of historical data, when analyzing the change of network state, control terminal carries out the switching of Mobile Access Network.

Such as, terminal signal RSSI in fast moving situation changes very fast, and handoff response also should be very fast, and such event needs process in real time.And some network sides are through long-time statistic, the handover decisions just made after analysis, such as, under margin control finds certain AP, user is seeing that video is a lot, system bandwidth is inadequate, cause QOS index to decline, margin control determines certain customers to carry out network switching, the data statistics that this needs one become slowly and analytic process, and need in conjunction with historical data, so this event belongs to non-real-time events.

According to a kind of mobile switch management method that the embodiment of the present invention provides, by arranging margin control respectively in the Mobile Access Network of one or more types, and master controller is set at the exchanger side that each Mobile Access Network is connected into core net, margin control according to obtain each Mobile Access Network in associate with each WAP (wireless access point) and/or by the state information of the terminal of each wireless access Vertex cover, the event type of analysing terminal, and according to event type for net is interior or mobile handoff type between net, respectively by the mobile handoff in the net of margin control or main controller controls terminal or between net, thus realize carrying out of overall importance to terminal, mobile switch management more efficiently.

It should be noted that, for aforesaid each embodiment of the method, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not by the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and involved action and module might not be that the present invention is necessary.

In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.

Through the above description of the embodiments, those skilled in the art can be well understood to the present invention can use hardware implementing, or firmware realizes, or their compound mode realizes.When implemented in software, above-mentioned functions can be stored in computer-readable medium or as the one or more instruction on computer-readable medium or code and transmit.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises any medium being convenient to transmit computer program from a place to another place.Storage medium can be any usable medium that computer can access.As example but be not limited to: computer-readable medium can comprise random access memory (Random Access Memory, RAM), read-only memory (Read-Only Memory, ROM), EEPROM (Electrically Erasable Programmable Read Only Memo) (Electrically ErasableProgrammable Read-Only Memory, EEPROM), read-only optical disc (Compact Disc Read-OnlyMemory, or other optical disc storage CD-ROM), magnetic disk storage medium or other magnetic storage apparatus, or the program code that can be used in carrying or storing the expectation with instruction or data structure form also can by any other medium of computer access.In addition.Any connection can be suitable become computer-readable medium.Such as, if software uses coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (Digital SubscriberLine, DSL) or the wireless technology of such as infrared ray, radio and microwave and so on from website, server or other remote source, so the wireless technology of coaxial cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, wireless and microwave and so on be included in affiliated medium fixing in.As used in the present invention, dish (Disk) and dish (disc) comprise compression laser disc (CD), laser dish, laser disc, Digital Versatile Disc (DVD), floppy disk and Blu-ray Disc, the copy data of the usual magnetic of its mid-game, dish then carrys out the copy data of optics with laser.Combination above also should be included within the protection range of computer-readable medium.

In a word, the foregoing is only the preferred embodiment of technical solution of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. a mobile switch management system, it is characterized in that, comprise master controller and margin control, wherein, described master controller is in the exchanger side that at least one Mobile Access Network is connected into core net, often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type;

2. the system as claimed in claim 1, is characterized in that, described system also comprises: at least one status information capture unit, and wherein, a described WAP (wireless access point) comprises a described status information capture unit;

3. a master controller, it is characterized in that, when described master controller is used for the handover trigger instruction when the margin control receiving any one Mobile Access Network sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, the event type of described handover trigger instruction indicating terminal is mobile handoff type between net;

4. master controller as claimed in claim 3, it is characterized in that, described master controller comprises:

5. a margin control, it is characterized in that, described margin control is used for according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, the event type of analysing terminal, and when the event type of described terminal is mobile handoff type in net, control the switching that described terminal carries out WAP (wireless access point), when the event type of described terminal is mobile handoff type between net, send handover trigger and be indicated to described master controller, the switching of Mobile Access Network is carried out to make terminal described in described main controller controls,

6. margin control as claimed in claim 5, it is characterized in that, each described margin control comprises status information request unit, state information receiving element and state information transmitting element;

7. margin control as claimed in claim 6, it is characterized in that, each described margin control also comprises:

8. a mobile switch management method, it is characterized in that, comprise: the exchanger side being connected into core net at least one wireless access network has a master controller, often kind of Mobile Access Network comprises a margin control and at least one WAP (wireless access point), and described Mobile Access Network is the Mobile Access Network of at least one type;

9. method as claimed in claim 8, is characterized in that, also comprise:

10. a mobile switch management method, is characterized in that, comprising:

11. methods as claimed in claim 10, it is characterized in that, during the handover trigger instruction that the described margin control receiving any one Mobile Access Network when master controller sends, according to obtain from described margin control, to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, control the switching that described terminal carries out Mobile Access Network, comprising:

12. 1 kinds of mobile switch management methods, is characterized in that, comprising:

13. methods as claimed in claim 12, it is characterized in that, described margin control is according to associate with at least one WAP (wireless access point) in Mobile Access Network belonging to described margin control and/or by the state information of the terminal of at least one wireless access Vertex cover described, before the event type of analysing terminal, also comprise:

14. methods as claimed in claim 13, is characterized in that, when the described event type when described terminal is mobile handoff type in net, described margin control controls the switching that described terminal carries out WAP (wireless access point), comprising: