CN102958126B - Wireless communication method, unlicensed RAT (radio access technology) controller and mobile station - Google Patents
Wireless communication method, unlicensed RAT (radio access technology) controller and mobile station Download PDFInfo
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Abstract
The invention provides a wireless communication method, an unlicensed RAT (radio access technology) controller and a mobile station and applies to an unlicensed RAT controller located in an unlicensed RAT network. In an uplink direction within a circuit switch domain, first circuit switch uplink signaling from the mobile station is converted into second circuit switch uplink signaling which is then transmitted to a mobile switch center, third circuit switch uplink signaling from the mobile station is converted into fourth circuit switch uplink signaling which is then transmitted to the mobile switch center, and similar functions are executed in a downlink direction within the circuit switch domain. In an uplink direction within a packet switching domain, first packet switching signaling from the mobile station is converted into second packet switching signaling which is then transmitted to a GPRS (general packet radio service) support node, and similar functions are executed in a downlink direction within the packet switching domain. The functions of seamless switching, roaming, wireless internet access and the like are realized by the unlicensed radio access technology.
Description
Technical field
The present invention relates to mobile and fixed network technology, refer to a kind of wireless communications method, unauthorized wireless access technology controller and travelling carriage especially.
Background technology
Along with the sharply decline of the every user's average income (ARPU, AverageRevenuePerUser) in speech business field, the management state of mobile operator is faced with decline, and only has the user of emerging market in growth.Therefore, fixed estropia (FMC, Fixed-Mobile Convergence) has become the focus that telecommunication industry is paid close attention to, and how to make full use of the focus that fixed network resource and mobile network resource become the research of global communication industry.FMC relates to the management of underlying communication network, control system, application and the coordination technique between content platform, associated support system and terminal, terminal can be made under the state of fixing or movement can be linked into network, support miscellaneous service, have identical experience.Due to the raising of network popularity, terminal use is more and more higher for the requirement of the network bandwidth and network speed, the construction of 3G network effectively solves this problem, but at the networking initial stage because the network coverage is not enough, have impact on user to the use of 3G business and experience.
In prior art, be that the mobile communications network of representative increases the way covered and is installation room subsystem or increases covering by remote technology with TD-SCDMA, but investment greatly and do not make full use of the WLAN resource of fixed network, causes the wasting of resources.
Inventor finds prior art, and there are the following problems: installation room subsystem or to increase the technological investment of covering by remote technology large, do not make full use of the resource of fixed network, cause the waste to existing fixed network resource.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of wireless communications method, unauthorized wireless access technology controller and travelling carriage, for solving in prior art, installation room subsystem or to increase the technological investment of covering by remote technology large, do not make full use of the resource of fixed network, cause the defect of the waste to existing fixed network resource.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of wireless communications method, comprise: at a unauthorized wireless access technology controller UNC by a mobile station login to a unauthorized wireless access technology UMA network, and after being switched in described UMA network and working; Up direction in the circuit switched domain, comprising: the up Signalling conversion of the first circuit switching from travelling carriage is be sent to mobile switching centre after second circuit exchanges up signaling by UNC; It is be sent to mobile switching centre after the up signaling of the 4th circuit switching that tertiary circuit from travelling carriage is exchanged up Signalling conversion by UNC; Down direction in the circuit switched domain, comprising: the first circuit switching downlink signaling from mobile switching centre is converted to after second circuit exchanges downlink signaling and sends to travelling carriage by UNC; Tertiary circuit from mobile switching centre exchanges after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage by UNC; Up direction in the packet-switched domain, comprising: UNC sends to a GPRS serving GPRS support node after the second packet switching signaling; Down direction in the packet-switched domain, comprising: UNC is handed down to travelling carriage after the first packet switching signaling.
In described method, it is the Radio Access Network application signaling that TD-SCDMA network is supported that described second circuit exchanges up signaling, and it is the UMA-RR signaling that TD-SCDMA network is supported that described second circuit exchanges downlink signaling; The up signaling of described 4th circuit switching is the base station system application signaling that GSM network is supported, described 4th circuit switching downlink signaling is the UMA-RR signaling that GSM network is supported; Described first packet switching signaling is the UMA-RLC signaling that TD-SCDMA network is supported, described second packet switching signaling is the GTP-C signaling that TD-SCDMA network is supported, and/or, described first packet switching signaling is the UMA-RLC signaling that GSM network is supported, described second packet switching signaling is the BSSGP signaling that GSM network is supported.
In described method, the down direction in up direction in the circuit switched domain and circuit commutative field also comprises: the agreement of decoding UMA-RR layer, allows the protocol package of each layer on UMA-RR layer described in transparent transmission.
In described method, described UNC comprises: be redirected UNC, service UNC and SUNC; The process of one mobile station login to described UMA network comprises by described UNC: redirected UNC receives the Discovery message from travelling carriage, according to redirected UNC local policy or by inquiring generation one Discovery result to UNCHLR, send described Discovery result to described travelling carriage; The Register that service UNC receives from travelling carriage asks, and described Register request is generated according to described Discovery result by travelling carriage; And service UNC finds the SUNC meeting optimal conditions, and Register result is handed down to travelling carriage; SUNC receives the redirected Register request from travelling carriage, and redirected Register request results is returned to described travelling carriage.
In described method, a mobile station login also comprises by described UNC after described UMA network: after UNC receives the assignment request of mobile switching centre, sets up data feedback channel to media gateway request; The information of described data feedback channel is sent to travelling carriage by URR ACTIVE CHANNEL by UNC, prepares down going channel information by travelling carriage, and described down going channel letter is reported UNC by URR ACTIVE CHANNELACK signaling; UNC is by down going channel information notification media gateway, and notice media gateway opens data feedback channel; And completing signaling to mobile switching centre's reply assignment request, notice mobile switching centre has set up the passage between media gateway and travelling carriage.
In described method, travelling carriage is switched to the process worked in described UMA network and comprises: in GSM network, handoff procedure between base station controller BSC and mobile switching centre follows the first switching law, and the handoff procedure between UNC with mobile switching centre is same follows described first switching law; Be successfully registered to UMA network when travelling carriage and detect that UMA network signal quality is inferior to GSM network signal quality, or during the data feedback channel degradation of this UNC of UNC advises mobile stations, needing to be switched to a GERAN network; After having switched, initiatively initiate resource remove by mobile switching centre, UNC asks travelling carriage release UMA Internet resources.
A kind of travelling carriage, comprising: travelling carriage circuit commutative field upstream cell, for up direction in the circuit switched domain, sends the up signaling of the first circuit switching or tertiary circuit exchanges up signaling to a unauthorized wireless access technology controller UNC; The up signaling of described first circuit switching is converted to second circuit by described UNC and exchanges up signaling, or described tertiary circuit exchanges up signaling and is converted to the up signaling of the 4th circuit switching by described UNC and is sent to mobile switching centre; Travelling carriage circuit commutative field downstream units, for down direction in the circuit switched domain, the second circuit received from described UNC exchanges downlink signaling or the 4th circuit switching downlink signaling, described second circuit exchanges after the first circuit switching downlink signaling from mobile switching centre is changed by described UNC by downlink signaling and generates, and described 4th circuit switching downlink signaling generates after being changed by the tertiary circuit exchange downlink signaling from mobile switching centre by described UNC; Described first packet switching Signalling conversion, for sending the first packet switching signaling to described UNC, is send to GPRS serving GPRS support node after the second packet switching signaling by described UNC by travelling carriage packet-switched domain upstream cell; Travelling carriage packet-switched domain downstream units, for receiving the first packet switching signaling from described UNC; The second packet switching Signalling conversion from mobile switching centre is generated by described UNC by described first packet switching signaling.
In described travelling carriage, also comprise: travelling carriage circuit commutative field protocol stacking unit, for in the TD-SCDMA network of circuit commutative field, support CM, MM, UMA-RR, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement; In the GSM network of circuit commutative field, support CM, MM, UMA-RR, TCP, R-IP, IPSecESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement; Travelling carriage packet-switched domain protocol stacking unit, in the TD-SCDMA network of packet-switched domain, supports SM, GSMS, SMS, GMM, RRC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol; In the GSM network of packet-switched domain, support SM, GSMS, GMM, LLC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol.
A kind of unauthorized wireless access technology controller UNC, described UNC are arranged in a UMA network, comprising: registration is switched and determined unit, for judging described UNC by a mobile station login to described UMA network, and are switched in described UMA network and work; Circuit commutative field upstream cell, for up direction in the circuit switched domain, comprising: be sent to mobile switching centre after second circuit exchanges up signaling by the up Signalling conversion of the first circuit switching from travelling carriage; Or the tertiary circuit from travelling carriage being exchanged up Signalling conversion is be sent to mobile switching centre after the up signaling of the 4th circuit switching; Circuit commutative field downstream units, for down direction in the circuit switched domain, comprising: be converted to by the first circuit switching downlink signaling from mobile switching centre after second circuit exchanges downlink signaling and send to travelling carriage; Or, the tertiary circuit from mobile switching centre is exchanged after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage; Packet-switched domain upstream cell, for up direction in the packet-switched domain, comprising: be, after the second packet switching signaling, send to GPRS serving GPRS support node by the first packet switching Signalling conversion from travelling carriage; Packet-switched domain downstream units, for down direction in the packet-switched domain, comprising: be the first packet switching signaling by the second packet switching Signalling conversion from GPRS serving GPRS support node, is handed down to travelling carriage.
In described controller, described UNC comprises: be redirected UNC, service UNC and SUNC; Wherein: be redirected UNC, for by a mobile station login in the process of described UMA network, receive the Discovery message from travelling carriage, according to redirected UNC local policy or by inquiring generation one Discovery result to UNCHLR, send described Discovery result to described travelling carriage; Service UNC, asks for the Register received from travelling carriage, and described Register request is generated according to described Discovery result by travelling carriage; And, find the SUNC meeting optimal conditions, and Register result is handed down to travelling carriage; SUNC, for receiving the redirected Register request from travelling carriage, and returns to described travelling carriage by redirected Register request results.
The beneficial effect of technique scheme of the present invention is as follows: utilize unauthorized wireless access technology, on the basis not affecting existing mobile network, by increasing UNC, make dual-mode terminal can access existing mobile network by internet seamless in the place that WiFi network covers, and realize the functions such as seamless switching, roaming, wireless Internet access.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention wireless communications method schematic flow sheet;
Fig. 2 is the software module schematic diagram of embodiment of the present invention UNC controller;
Fig. 3 is the topology of networks schematic diagram at embodiment of the present invention UNC place;
Fig. 4 is the signaling plane protocol stack schematic diagram of embodiment of the present invention CS territory TD-SCDMA network;
Fig. 5 is the signaling plane protocol stack schematic diagram of embodiment of the present invention CS territory GSM network;
Fig. 6 is the user plane protocol stack schematic diagram of embodiment of the present invention CS territory UNC in GSM network;
Fig. 7 is the signaling plane protocol stack schematic diagram of embodiment of the present invention PS territory TD-SCDMA network;
Fig. 8 is the signaling plane protocol stack protocol stack schematic diagram of embodiment of the present invention PS territory GSM network;
Fig. 9 is the user plane protocol stack schematic diagram of embodiment of the present invention PS territory GSM network;
Figure 10 is that embodiment of the present invention UNC finds and registration travelling carriage schematic flow sheet;
Figure 11 is embodiment of the present invention MO schematic flow sheet;
Figure 12 is embodiment of the present invention MT schematic flow sheet;
Figure 13 is the schematic flow sheet of embodiment of the present invention Handover to UMA network;
Figure 14 is the schematic flow sheet of embodiment of the present invention Handover to GERAN network;
Figure 15 is the embodiment of the present invention unauthorized wireless access technology controller architecture schematic diagram.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Along with further developing of movement/fixed network convergence, telecom operators and equipment vendor need cooperative development standard to set up the network merged completely, and provide high-quality voice service with lower price, unauthorized wireless access technology (UMA, Unlicensed Mobile Access) be a kind of technology realizing this fusion, UMA supports mobile voice and the data bumpless transfer of (WLAN/WiFi) from cellular network to WLAN (wireless local area network), thus operator can by UMA technology by WiFi Access Network for user provides the service of VoWLAN voice-and-data, improve the utilization rate of Information Mobile Service, reduce network design cost.
Use UMA technology to realize GSM/TD speech business to transfer in wlan network in the present invention, be conducive to the network optimization and frequency usage; Use UMA technology that GRPS data service is transferred in wlan network, be beneficial to and improve data services network quality and the experience improving user.
The embodiment of the present invention provides a kind of wireless communications method, be applied to a unauthorized wireless access technology controller (UNC, UMA NetWork Controller), UNC is arranged in a unauthorized radio access technology network (hereinafter referred to as UMA network), as shown in Figure 1, method comprises:
Step 101, a mobile station login to described UMA network, and is switched in described UMA network and works by unauthorized wireless access technology controller;
Step 102, the up direction in circuit switching (CS, Circuit Switching is called for short CS territory) territory, comprising:
Be after second circuit exchanges up signaling, be sent to mobile switching centre (MSC, Mobile Switching Center)-i.e. core net by the up Signalling conversion of the first circuit switching from travelling carriage; Tertiary circuit from travelling carriage being exchanged up Signalling conversion is be sent to mobile switching centre after the up signaling of the 4th circuit switching;
Step 103, down direction in the circuit switched domain, comprising:
The first circuit switching downlink signaling from core net is converted to after second circuit exchanges downlink signaling and sends to travelling carriage; Tertiary circuit from mobile switching centre is exchanged after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage;
Step 104, the up direction in packet-switched domain (PS, Packet Switching is called for short PS territory), comprising:
Be, after the second packet switching signaling, send to GPRS serving GPRS support node by the first packet switching Signalling conversion from travelling carriage;
Step 105, down direction in the packet-switched domain, comprising:
Be the first packet switching signaling by the second packet switching Signalling conversion from GPRS serving GPRS support node, be handed down to travelling carriage.
The technological means provided is provided, utilize unauthorized wireless access technology, on the basis not affecting existing mobile network, make dual-mode terminal can be accessed the core net of existing mobile network by internet seamless in the place that WiFi network covers by UNC, and realize the functions such as seamless switching, roaming and wireless Internet access.
Step 102 in embodiment ~ step 105 does not represent technical scheme and must perform according to this order, but represents that UNC in the technical program up direction in the cs domain, down direction, the up direction in PS territory and the down direction in PS territory in CS territory can be supported between different signals and switch.
In a preferred embodiment, UNC adopts layering and modularization framework, as shown in Figure 2, be respectively from lower floor to upper strata: secure subsystem, platform and underlying protocol stack subsystem, operation management and safeguard (OAM) subsystem, media gateway (MG) control subsystem, diameter/radius (Diameter/Radius) subsystem, business datum configure with policy service subsystem, URLC subsystem, URR subsystem and UNC control logic subsystem, wherein:
Secure subsystem, responsible user accesses the safety management of UMA network, comprises subscription authentication and certification, vpn tunneling are safeguarded, IPSec is mutual; Realization is combined by client, security gateway, aaa server and HLR.Platform and underlying protocol stack subsystem, be in charge of and support operating system, communication protocol SCCP, M3UA, SCTP, MAP stack etc.Relatively independent between different layers, there is portability and the autgmentability of height; Between module and module, coupling is good, and all carried out good closing and design, reusable degree is high; Adopt standard Simple Network management agreement (SNMP, Simple Network Management Protocol) interface, compatible existing various network management platform, and can by the configuration of Web page realization to UNC.
Corresponding with it, MS is collateral holds TD-SCDMA network and GSM network.
In a preferred embodiment, support that the dual-mode terminal of UMA network is by UMA network insertion core net, dual-mode terminal supports GSM Access Network and UMA network simultaneously, and can switch between the two networks.The UMA topology of networks at UNC place, as shown in Figure 3, comprising:
Comprise with the UMA network of GSM Access Network equity: Wi-Fi network access device (AP), IP Access Network and UNC etc.UNC passes downwardly through IP Access Network and is connected with AP, is upwards connected with core net by signalling system No.7, and the interface due to UNC and core net adopts A/Iu, Gb/Iub interface of standard, therefore adds UNC to existing network almost without impact.
Understand from the angle of core net, UNC is equivalent to universal terrestrial radio access/wireless access (UTRAN/GERAN, UMTS Terrestrial Radio Access Network/GSM EDGE RadioAccess Network) RNC/BSC in network, therefore core net just can access UNC without the need to change.
Understand from the angle of dual-mode terminal, AP is equivalent to the NodeB/BTS of UTRAN/GERAN network, completely transparent to user, therefore, the impact of network optimization platform on existing mobile communications network based on UMA technology is almost nil, and adopts IP Access Network will to bring the more excellent Consumer's Experience of lower networking and operation cost, high bandwidth to operator.
In an application scenarios, MS realizes seamless login TD/GSM network, supports TD/GSM network and the internetwork seamless switching of UMA, comprising:
A, when MS is in TD/GSM network's coverage area, normal use TD/GSM network.
B, when MS is positioned at indoor, if detect, TD/GSM network signal intensity is very weak, and WiFi signal very strong time, by Active Registration to UMA network, send Login Register message by UMA network and will send message to core net by standard A/Iu interface, the flow process such as location updating, authentication of core net operative norm to UNC, UNC.
After logining successfully, MS passes through WiFi signal and is connected with core net through UMA controller, and voice and data service are by the UMA network carrying, and MS discharges TD/GSM interface-free resources.
C, when MS is in outdoor, WiFi signal weakens, and when MS detects that TD/GSM network signal is very strong, initiatively to TD/GSM signal application resource, nullifies from UMA network simultaneously, release UMA Internet resources.
Because UNC adopts the A/Iu interface of standard to be connected with core net, therefore all the business such as voice call, short message and GPRS can be used by the MS of UNC login core net.
Here UMA network is a network supporting WiFi related protocol specifically.
The technology provided is provided, when entering indoor outdoor, TD/GSM network signal weakens, and WiFi signal strengthens, MS will automatically initiate the TD/GSM Handover flow process of transfer flow-this transfer flow operative norm and ensure not go offline according to the intensity of signal, from TD/GSM signal switching to WiFi signal, owing to adopting the access of UMA network access equipment, therefore networking speed faster can be experienced when user surfs the Net.
In a preferred embodiment, in TD-SCDMA network, the up signaling of the 2nd CS is Radio Access Network application signaling, and described 2nd CS downlink signaling is UMA-RR signaling, and wherein, UMA-RR is the related protocol of phonological component in UMA agreement; In gsm networks, the up signaling of described 4th CS is base station system application signaling, and described 4th CS downlink signaling is UMA-RR signaling.
In the application scenarios of correspondence, in the cs domain, the user level of the signaling aspect of TD-SCDMA network, the signaling aspect of GSM network and GSM network supported by unauthorized wireless access technology controller.Wherein,
As shown in Figure 4, the signaling aspect of TD-SCDMA network: UNC revises UMA RR agreement to support TD-SCDMA network.
For expanded function, UNC decodes so that directly mutual with application server alternatively to upper-layer protocol, and therefore UNC only decodes UMA-RR layer protocol, for more upper-layer protocol bag can transparent transmission.At up direction, UNC mono-aspect termination is from the signaling of MS, and the Signalling conversion from MS is RANAP by another aspect, is sent on CN; At down direction, the signaling of UNC mono-aspect termination CN, the Signalling conversion from CN is that UMA-RR signaling sends to MS by another aspect.
Compared with supporting the MS of TD-SCDMA network, the protocol stack of MS side is changed to CM, MM, UMA-RR, TCP, R-IP, IPSec ESP, T-IP and the unauthorized bottom (Unlicensed Lower Layers) of UMA network by CM, MM and SMS, unauthorized bottom can be bluetooth layers or WLAN layer.
As shown in Figure 5, the signaling aspect of GSM network: in order to expanded function, UNC decodes to upper-layer protocol alternatively, so that directly mutual with application server; UNC is only responsible for decoding UMA-RR layer protocol, for more upper-layer protocol bag can transparent transmission.At up direction, UNC mono-aspect termination is from the signaling of MS, and the Signalling conversion from MS is base station system application layer protocol (BSSAP) by another aspect, is sent on MSC; At down direction, the signaling of UNC mono-aspect termination MSC, the Signalling conversion from MSC is that UMA-RR signaling sends to MS by another aspect; MSC is without the need to any change.
Compared with supporting the MS of GSM network, the protocol stack of MS is by connection management (CM, ConnectionManagement), mobile management (MM, Mobile Management), RRM (RR, Radio Resource), LAPDm and GSM Baseband changes to the CM supporting UMA network, MM, UMA-RR, TCP, R-IP, the Internet protocol security encapsulating security payload (IPSec ESP, InternetProtocol Security), T-IP and Unlicensed Lower Layers, and unauthorized bottom bottom can be bluetooth layers or WLAN layer.
As shown in Figure 6, UNC is in the user level of GSM network: the voice flow from MSC is converted to RTP voice packet and is handed down to MS, the RTP voice packet from MS is converted to 64KGSM voice flow simultaneously and is uploaded to MSC.
In a preferred embodiment, one PS signaling is UMA-RLC signaling, UMA-RLC is the agreement of data service in UMA agreement, described 2nd PS signaling is GTP-C signaling, described 3rd PS signaling is UMA-RLC signaling, and described 4th PS signaling is data traffic packets agreement (BSSGP) signaling of base station system; In TD-SCDMA network, a described PS signaling is UMA-RLC signaling, and described 2nd PS signaling is GTP-C signaling, and in gsm networks, a described PS signaling is UMA-RLC signaling, and described 2nd PS signaling is BSSGP signaling.
A PS Signalling conversion from travelling carriage is, after the 2nd PS signaling, be transmitted to GPRS serving GPRS support node by up direction in the ps domain; Or, be, after the 4th PS signaling, be transmitted to GPRS serving GPRS support node by the 3rd PS Signalling conversion from travelling carriage; Specifically comprise: terminate from the UMA-RLC signaling of travelling carriage, and be, after GTP-C signaling, be transmitted to GPRS serving GPRS support node by UMA-RLC Signalling conversion; Terminate from the UMA-RLC signaling of travelling carriage, and be, after BSSGP signaling, be transmitted to GPRS serving GPRS support node by UMA-RLC Signalling conversion; In down direction in the ps domain, be a PS signaling by the 2nd PS Signalling conversion from GPRS serving GPRS support node, be handed down to travelling carriage; Or, by the 4th PS Signalling conversion from GPRS serving GPRS support node be the 3rd PS transmitting signaling downwards to travelling carriage, specifically comprise: terminate from the GTP-C signaling of SGSN, and be UMA-RLC signaling by GTP-C Signalling conversion, be handed down to travelling carriage; Terminate from the BSSGP signaling of SGSN, and be UMA-RLC signaling by described BSSGP Signalling conversion, be handed down to travelling carriage.
Realize in the application scenarios of the function in PS territory at UNC, UNC realizes various function in the following way in PS territory:
As shown in Figure 7, the signaling aspect of TD-SCDMA network: UNC transforms UMA-RLC agreement to support TD-SCDMA network, and UNC is only responsible for UMA-RLC decoding, to upper-layer protocol transparent transmission; Alternatively, UNC also can decode to expand its function to upper-layer protocol.At up direction, UMA-RLC Signalling conversion from the UMA-RLC signaling of MS, and is be transmitted to SGSN after GTP-C signaling by UNC termination; At down direction, GTP-C Signalling conversion, from the GTP-C signaling of SGSN, is that UMA-RLC transmitting signaling downwards is to MS by UNC termination.
Compared with supporting the MS of TD-SCDMA network, the protocol stack of MS side is changed to SM, GSMS, SMS, MM (GMM), RRC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and Unlicensed LowerLayers of support UMA network by SM, GSMS, SMS, MM (GMM), LLC, RLC and MAC, there occurs change below the lower floor-LLC layer of i.e. protocol stack, upper strata does not then change.
As shown in Figure 8, UNC is only responsible for UMA-RLC decoding at the signaling aspect of GSM network: UNC, and to upper-layer protocol transparent transmission, alternatively, UNC can decode to expand its function to upper-layer protocol.At up direction, UMA-RLC Signalling conversion, from the UMA-RLC signaling of MS, is be transmitted to SGSN after BSSGP signaling by UNC termination; At down direction, BSSGP Signalling conversion from the BSSGP signaling of SGSN, and is that UMA-RLC transmitting signaling downwards is to MS by UNC termination.SGSN is without the need to any change.
Compared with supporting the MS of GSM network, the protocol stack of MS side is by CM (SM, GSMs), MM (GMM), LLC, RLC, MAC and GSM Baseband change to the CM (SM supporting UMA network, GSMS), MM (GMM), LLC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and Unlicensed Lower Layers, there occurs change below the lower floor-LLC layer of i.e. GPRS protocol stack, upper strata does not then change.
As shown in Figure 9, UNC is at the user level of GSM network: UNC transparent transmission LLC PDUs between MS and SGSN.UNC termination, from the UMA-RLC signaling of MS, is uploaded to SGSN after being converted to BSSGP; UNC termination, from the BSSGP signaling of SGSN, is handed down to MS after being converted to UMA-RLC signaling.
In a preferred embodiment, UNC comprises redirected UNC (PUNC), service UNC (DUNC) and standard (SUNC); As shown in Figure 10, the process of mobile station login to UMA network comprises by unauthorized wireless access technology controller:
Step 1, PUNC receives the Discovery message from travelling carriage, according to PUNC local policy or by inquiring generation one Discovery result to UNC HLR, sends Discovery result to travelling carriage;
Step 2, the Register that DUNC receives from travelling carriage asks, and described Register request is generated according to described Discovery result by travelling carriage; DUNC finds the SUNC meeting optimal conditions, and Register result is handed down to travelling carriage;
Step 3, Register result received by travelling carriage, sends be redirected Register request to SUNC;
Step 4, SUNC receives the redirected Register request from travelling carriage, and redirected Register request results is returned to described travelling carriage.
Find that its process comprises with the application scenarios of registration MS at a UNC:
Before MS communicates with UNC, set up secure tunnel-namely by access authentication certification between the corresponding SGW first with protection UNC, and establish a connection to the secure tunnel of UNC network.
1, SGW and UNC can preset when MS dispatches from the factory or algorithm based on IMSI obtains, if NAI form then needs to search out real IP address by DNS.
After Discovery message is issued to PUNC by 2, MS, PUNC directly answers this message according to local policy, or seeks advice to UNC HLR, answers this Discovery message according to consulting result.
3, MS sends Register request according to the result of Discovery to DUNC, and request registration is to UMA network; After DUNC receives this message, find best SUNC according to local policy, and SUNC information is handed down to MS; Or seek advice to UNC HLR, according to the return information of UNC HLR, SUNC information is handed down to MS; Or directly process this registration request.
4, MS is according to the result of Register, if registration is redirected, then the SUNC provided to DUNC initiates Register request.After SUNC receives registration request, according to this request message of local policy process, and request results is returned to MS; Or seek advice to UNC HLR, and process this registration request according to returning results of UNC HLR.
In a preferred embodiment, comprising: travelling carriage, UNC, core net and media gateway MG, when after travelling carriage successful registration UMA network, as shown in figure 11, flow process comprises:
Step 1, UNC sets up data feedback channel to media gateway request after receiving appointment (Assignment) request of core net;
Step 2, the information of described data feedback channel is sent to travelling carriage by URR ACTIVE CHANNEL signaling by UNC;
Step 3, travelling carriage this locality prepares down going channel information, and the down going channel information comprising IP address is reported UNC by URR ACTIVE CHANNEL ACK signaling;
Step 4, UNC is by down going channel information notification media gateway, and notice media gateway opens data feedback channel; And reply Assignment Complete to core net, its passage of notice core net is set up.
In the application scenarios of a caller process (MO, Mobile Origination Call), with reference to Figure 11, flow process comprises:
After 1, MS successful registration UMA network, can initiatively make a call;
2, except building carrying, whole flow process is consistent with the MO flow process of GSM;
3, UNC receive after the Assignment request of CN with MS alternately, require that MS sets up data feedback channel;
Data feedback channel information is sent to MS by URR ACTIVE CHANNEL signaling by 4, UNC;
5, MS this locality prepares down going channel information, and the down going channel information comprising the IP address of downstream end is reported UNC by URR ACTIVE CHANNEL ACK signaling;
6, UNC is by down going channel information notification media gateway, and notice media gateway opens passage; Reply Assignment Complete on the other hand to core net, notice core net completes assignment request.
As shown in figure 12, the flow process of called process (MT, Mobile Termination Call) comprising:
When CN is to called addressing, be registered to UMA network because called after, its location update message know its position of MSC be positioned at specific UNC under-be equivalent to particular B SC, therefore CN will to UNC send Paging request;
Step 1, UNC searches local activity subscriber's meter after receiving Paging request, and sends out URR PAGING to the travelling carriage of specifying and ask;
Step 2, whole flow process is subsequently similar with the MT flow process in GSM network, its process of building carrying with reference to Figure 11, with to build load bearing process in MO flow process consistent.
In a preferred embodiment, shift (Handover) flow process to comprise: Handover to UMA network, and Handover to GERAN net.
When MS is successfully registered to UMA network, and detect that UMA net signal is better than GSM network; Or MS is set to UMA Network Priority, then trigger Handover to UMA flow process; As shown in figure 13, the flow process of Handover to UMA network comprises:
UNC is concerning CN, and its network status is equal to BSC, thus Handover flow process with in GSM network between BSC Handover consistent; Loading establishing process with reference to Figure 11, UMA network side is consistent with the loading establishing process in MO flow process.
As shown in figure 14, the flow process of Handover to GERAN network comprises:
As MS, step 1, detects that UMA network signal quality is inferior to GSM network signal quality; Or when UNC clearly informs its data feedback channel degradation of MS, MS triggers Handover to GERAN flow process;
Step 2, whole handoff procedure with in GSM network between BSC switching flow similar;
Step 3, after switching, CN initiatively initiates resource reset procedure, and UNC asks MS to discharge UMA Internet resources.
Because wlan network has realized the wireless coverage of subregion, centering Shancheng District, in order to realize the GSM/TD-SCDMA/WLAN integration of three networks, realize data service and speech business better to TD-SCDMA network and wlan network migration, make dual-mode handset by WLAN fixed network seamless access GSM network and TD-SCDMA network, when not affecting existing network business, realize carrying out language call by wlan network, cell merge, the basic mobile communication function such as data service.
The embodiment of the present invention provides a kind of travelling carriage, comprising:
Travelling carriage circuit commutative field upstream cell, for up direction in the circuit switched domain, sends the up signaling of the first circuit switching to a unauthorized wireless access technology controller UNC or tertiary circuit exchanges up signaling; The up signaling of described first circuit switching is converted to second circuit by described UNC and exchanges up signaling, or described tertiary circuit exchanges up signaling and is converted to the up signaling of the 4th circuit switching by described UNC and is sent to mobile switching centre;
Travelling carriage circuit commutative field downstream units, for down direction in the circuit switched domain, the second circuit received from described UNC exchanges downlink signaling or the 4th circuit switching downlink signaling, described second circuit exchanges after the first circuit switching downlink signaling from mobile switching centre is changed by described UNC by downlink signaling and generates, and described 4th circuit switching downlink signaling generates after being changed by the tertiary circuit exchange downlink signaling from mobile switching centre by described UNC;
Described first packet switching Signalling conversion, for sending the first packet switching signaling to described UNC, is send to GPRS serving GPRS support node after the second packet switching signaling by described UNC by travelling carriage packet-switched domain upstream cell;
Travelling carriage packet-switched domain downstream units, for receiving the first packet switching signaling from described UNC; The second packet switching Signalling conversion from mobile switching centre is generated by described UNC by described first packet switching signaling.
In a preferred embodiment, travelling carriage also comprises:
Travelling carriage CS territory protocol stacking unit, in the TD-SCDMA network in CS territory, supports CM, MM, UMA-RR, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement;
In the GSM network in CS territory, support CM, MM, UMA-RR, TCP, R-IP, IPSecESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement;
Travelling carriage PS territory protocol stacking unit, in the TD-SCDMA network in PS territory, supports SM, GSMS, SMS, GMM, RRC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol;
In the GSM network in PS territory, support SM, GSMS, GMM, LLC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol.
The embodiment of the present invention provides a kind of unauthorized wireless access technology controller UNC, and unauthorized wireless access technology controller UNC is arranged in a UMA network, and as shown in figure 15, UNC comprises:
Registration is switched and determined unit, all be connected with circuit commutative field upstream cell 151, circuit commutative field downstream units 152, packet-switched domain upstream cell 153 and packet-switched domain downstream units 154, for judging described unauthorized wireless access technology controller by a mobile station login to described UMA network, and be switched in described UMA network and work;
Circuit commutative field upstream cell 151, for up direction in the circuit switched domain, comprising:
Be be sent to core net after second circuit exchanges up signaling by the up Signalling conversion of the first circuit switching from travelling carriage;
Or the tertiary circuit from travelling carriage being exchanged up Signalling conversion is be sent to mobile switching centre after the up signaling of the 4th circuit switching;
Circuit commutative field downstream units 152, for down direction in the circuit switched domain, comprising:
The first circuit switching downlink signaling from core net is converted to after second circuit exchanges downlink signaling and sends to travelling carriage; Or, the tertiary circuit from mobile switching centre is exchanged after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage;
Packet-switched domain upstream cell 153, for up direction in the packet-switched domain, comprising: be, after the second packet switching signaling, send to GPRS serving GPRS support node by the first packet switching Signalling conversion from travelling carriage;
Packet-switched domain downstream units 154, for down direction in the packet-switched domain, comprising: be the first packet switching signaling by the second packet switching Signalling conversion from GPRS serving GPRS support node, is handed down to travelling carriage.
In a preferred embodiment, circuit commutative field upstream cell 151 comprises:
Circuit commutative field decoder module, for the agreement of UMA-RR layer of decoding, allows the protocol package of each layer on UMA-RR layer described in transparent transmission;
The up support module of circuit commutative field TD-SCDMA network, for in TD-SCDMA network, it is Radio Access Network application signaling that second circuit exchanges up signaling, terminating from the signaling of travelling carriage, is be sent to core net after Radio Access Network application signaling by the Signalling conversion from travelling carriage;
The up support module of circuit commutative field GSM network, for in gsm networks, the up signaling of 4th circuit switching is Radio Access Network application signaling, terminates from the signaling of travelling carriage, is to be sent to mobile switching centre after Radio Access Network application signaling by the Signalling conversion from travelling carriage;
Circuit commutative field downstream units 152 comprises:
The descending support module of circuit commutative field TD-SCDMA network, for in TD-SCDMA network, it is UMA-RR signaling that second circuit exchanges downlink signaling, terminates from the signaling of CN, sends to travelling carriage after the first circuit switching downlink signaling from CN is converted to UMA-RR signaling;
The descending support module of circuit commutative field GSM network, for in gsm networks, 4th circuit switching downlink signaling is UMA-RR signaling, terminates from the signaling of mobile switching centre, is exchanged after downlink signaling is converted to UMA-RR signaling by the tertiary circuit from mobile switching centre and sends to travelling carriage;
Packet-switched domain upstream cell 153 comprises:
UMA-RLC Signalling conversion for terminating from the UMA-RLC signaling of travelling carriage, and is, after GTP-C signaling, be transmitted to GPRS serving GPRS support node by the up support module of packet-switched domain first;
UMA-RLC Signalling conversion for terminating from the UMA-RLC signaling of travelling carriage, and is, after BSSGP signaling, be transmitted to GPRS serving GPRS support node by the up support module of packet-switched domain second;
Packet-switched domain downstream units 154 comprises:
The descending support module of packet-switched domain first, for terminating from the GTP-C signaling of SGSN, and being UMA-RLC signaling by GTP-C Signalling conversion, being handed down to travelling carriage;
The descending support module of packet-switched domain second, for terminating from the BSSGP signaling of SGSN, and being UMA-RLC signaling by described BSSGP Signalling conversion, being handed down to travelling carriage.
Unauthorized wireless access technology controller comprises PUNC, DUNC and SUNC; Wherein:
PUNC, for by a mobile station login in the process of described UMA network,
Receiving the Discovery message from travelling carriage, according to PUNC local policy or by inquiring generation one Discovery result to UNC HLR, sending described Discovery result to described travelling carriage;
DUNC, asks for the Register received from travelling carriage, and described Register request is generated according to described Discovery result by travelling carriage; DUNC finds the SUNC meeting optimal conditions, and Register result is handed down to travelling carriage;
SUNC, for receiving the redirected Register request from travelling carriage, and returns to described travelling carriage by redirected Register request results.
The embodiment of the present invention provides a kind of network, and as shown in Figure 3, network comprises unauthorized wireless access technology controller UNC, and described UNC comprises:
Signalling conversion from travelling carriage, for up direction in the circuit switched domain, is be sent to core net after second circuit exchanges up signaling by circuit commutative field upstream cell 151; Or, be sent to MSC after the up signaling of the 4th circuit switching by the Signalling conversion from travelling carriage;
Circuit commutative field downstream units 152, for down direction in the circuit switched domain, comprising: be converted to by the first circuit switching downlink signaling from core net after second circuit exchanges downlink signaling and send to travelling carriage; Or, the tertiary circuit from MSC is exchanged after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage;
Packet-switched domain upstream cell 153, for up direction in the packet-switched domain, comprising: be, after the second packet switching signaling, be transmitted to GPRS serving GPRS support node by the first packet switching Signalling conversion from travelling carriage; Or, be, after the 4th packet switching signaling, be transmitted to GPRS serving GPRS support node by the 3rd packet switching Signalling conversion from travelling carriage;
Packet-switched domain downstream units 154, for down direction in the packet-switched domain, comprising: be the first packet switching signaling by the second packet switching Signalling conversion from GPRS serving GPRS support node, is handed down to travelling carriage; Or, be the 3rd packet switching signaling by the 4th packet switching Signalling conversion from GPRS serving GPRS support node, be handed down to travelling carriage.
The technological means provided is provided, utilize unauthorized wireless access technology, on the basis not affecting existing mobile network, make dual-mode terminal can access existing mobile network by internet seamless in the place that WiFi network covers by UMA controller, and realize the functions such as seamless switching, roaming and wireless Internet access.
In a preferred embodiment, circuit commutative field upstream cell 151 comprises:
Circuit commutative field decoder module, for the agreement of UMA-RR layer of decoding, allows the protocol package of each layer on UMA-RR layer described in transparent transmission;
The up support module of circuit commutative field TD-SCDMA network, for in TD-SCDMA network, it is Radio Access Network application signaling that second circuit exchanges up signaling, terminating from the signaling of travelling carriage, is be sent to core net after Radio Access Network application signaling by the described Signalling conversion from travelling carriage;
The up support module of circuit commutative field GSM network, for in gsm networks, the up signaling of 4th circuit switching is Radio Access Network application signaling, terminating from the signaling of travelling carriage, is be sent to mobile switching centre after Radio Access Network application signaling by the described Signalling conversion from travelling carriage;
Circuit commutative field downstream units 152 comprises:
The descending support module of circuit commutative field TD-SCDMA network, for in TD-SCDMA network, it is UMA-RR signaling that described second circuit exchanges downlink signaling, terminate from the first circuit switching downlink signaling of CN, after the first circuit switching downlink signaling from CN is converted to UMA-RR signaling, send to travelling carriage;
The descending support module of circuit commutative field GSM network, for in gsm networks, 4th circuit switching downlink signaling is UMA-RR signaling, terminates from the signaling of mobile switching centre, is to send to travelling carriage after UMA-RR signaling by the Signalling conversion from mobile switching centre;
Packet-switched domain upstream cell 153 comprises:
UMA-RLC Signalling conversion for terminating from the UMA-RLC signaling of travelling carriage, and is, after GTP-C signaling, be transmitted to GPRS serving GPRS support node by the up support module of packet-switched domain first;
UMA-RLC Signalling conversion for terminating from the UMA-RLC signaling of travelling carriage, and is, after BSSGP signaling, be transmitted to GPRS serving GPRS support node by the up support module of packet-switched domain second;
Packet-switched domain downstream units 154 comprises:
The descending support module of packet-switched domain first, for terminating from the GTP-C signaling of SGSN, and being UMA-RLC signaling by GTP-C Signalling conversion, being handed down to travelling carriage;
The descending support module of packet-switched domain second, for terminating from the BSSGP signaling of SGSN, and being UMA-RLC signaling by described BSSGP Signalling conversion, being handed down to travelling carriage.
Building of the whole network platform can be divided into two stages:
First stage, MS can seamless access GSM network by wlan network, the functions such as supporting location renewal, voice call, short message and seamless switching, and seamless switching comprises from wlan network and is switched to GSM network, and is switched to wlan network two kinds from GSM network;
Second stage, carry out when outside conditions permit according to the test case of first stage, make MS by wlan network seamless access TD-SCDMA network, the functions such as test position renewal, voice call, short message and seamless switching, make UNC access the core net SGSN of GSM simultaneously, realize data service function.
Be connected with the backup MSC of core net and comprise:
1, UMA controller is connected by E1 with backup MSC, supports the A interface protocol of standard;
2, on data configuration, UMA controller is configured as common BSC by MSC, called after UNC;
3, convenient in order to test, charging policy adopts original method, after this can take different charging policy according to the needs of business according to the difference of cell id (CELL ID);
4, in order to test the handoff functionality between WLAN and GSM, need selection BSC, need by under UNC with WLAN hot spot be configured to the adjacent cell of this BSC;
5, data configuration illustrates: the signalling point of the UNC of a newly-increased employing 14 coded formats; The LAC (Languages Across the Curriculum) of a newly-increased UNC and CELL ID; There is provided a base station frequency point (BCCH ARFCN) number, for the switching of wlan network and GSM network.Wherein definitely wireless channel numbering (ARFCN, Absolute Radio Frequency Channel Number), only for switching, does not really take frequency, and the real frequency used is the frequency spectrum resource of WIFI here; UNC and MSC is connected by E1 line, and wherein the 16th time slot acquiescence walks signaling.
Be connected with WLAN and comprise:
In order to be connected with mobile WLAN, need distribution static IP to UNC, can UNC be accessed from the mobile phone of WLAN access; Access device, if WLAN can be supported to get online without being tethered to a cable and can access UNC IP all can as access device, form the UMA area of coverage, current testing location generally selects WLAN WAP (wireless access point).
The technical scheme provided is provided, makes full use of existing fixed network resource and mobile network resource, thus effectively solve how data service and speech business are moved to wlan network from traditional GSM network, TD-SCDMA network; The introducing of assessment UMA technology on the issuable impact of existing mobile network, as the utilization of the taking of frequency spectrum resource, IP resource, Consumer's Experience etc.; Test UMA equipment and GSM network, TD-SCDMA network interconnection and interflow.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a wireless communications method, is characterized in that, comprising:
At a unauthorized wireless access technology controller UNC by a mobile station login to a unauthorized wireless access technology UMA network, and after being switched in described UMA network and working;
Up direction in the circuit switched domain, comprising:
The up Signalling conversion of the first circuit switching from travelling carriage is be sent to mobile switching centre after second circuit exchanges up signaling by UNC, and it is the Radio Access Network application signaling that TD-SCDMA network is supported that described second circuit exchanges up signaling;
It is be sent to mobile switching centre after the up signaling of the 4th circuit switching that tertiary circuit from travelling carriage is exchanged up Signalling conversion by UNC, and the up signaling of described 4th circuit switching is the base station system application signaling that GSM network is supported;
Down direction in the circuit switched domain, comprising:
The first circuit switching downlink signaling from mobile switching centre is converted to after second circuit exchanges downlink signaling and sends to travelling carriage by UNC, and it is the UMA-RR signaling that TD-SCDMA network is supported that described second circuit exchanges downlink signaling;
Tertiary circuit from mobile switching centre exchanges after downlink signaling is converted to the 4th circuit switching downlink signaling and sends to travelling carriage by UNC, and described 4th circuit switching downlink signaling is the UMA-RR signaling that GSM network is supported;
Up direction in the packet-switched domain, comprising:
UNC sends to a GPRS serving GPRS support node after the second packet switching signaling, described first packet switching signaling is the UMA-RLC signaling that TD-SCDMA network is supported, and/or described first packet switching signaling is the UMA-RLC signaling that GSM network is supported;
Down direction in the packet-switched domain, comprising:
UNC is handed down to travelling carriage after the first packet switching signaling, described second packet switching signaling is the GTP-C signaling that TD-SCDMA network is supported, and/or described second packet switching signaling is the BSSGP signaling that GSM network is supported.
2. method according to claim 1, is characterized in that, the down direction in up direction in the circuit switched domain and circuit commutative field also comprises:
The agreement of decoding UMA-RR layer, allows the protocol package of each layer on UMA-RR layer described in transparent transmission.
3. method according to claim 1, is characterized in that, described UNC comprises: be redirected UNC, service UNC and standard UNC;
The process of one mobile station login to described UMA network comprises by described UNC:
Redirected UNC receives the Discovery message from travelling carriage, according to redirected UNC local policy or by inquiring generation one Discovery result to UNC HLR, sends described Discovery result to described travelling carriage;
The Register that service UNC receives from travelling carriage asks, and described Register request is generated according to described Discovery result by travelling carriage; And service UNC finds the standard UNC meeting optimal conditions, and Register result is handed down to travelling carriage;
Standard UNC receives the redirected Register request from travelling carriage, and redirected Register request results is returned to described travelling carriage.
4. method according to claim 3, is characterized in that, a mobile station login also comprises by described UNC after described UMA network:
After UNC receives the assignment request of mobile switching centre, set up data feedback channel to media gateway request;
The information of described data feedback channel is sent to travelling carriage by URR ACTIVE CHANNEL by UNC, prepares down going channel information by travelling carriage, and described down going channel letter is reported UNC by URR ACTIVECHANNEL ACK signaling;
UNC is by down going channel information notification media gateway, and notice media gateway opens data feedback channel; And completing signaling to mobile switching centre's reply assignment request, notice mobile switching centre has set up the passage between media gateway and travelling carriage.
5. method according to claim 1, is characterized in that, travelling carriage is switched to the process worked in described UMA network and comprises:
In GSM network, the handoff procedure between base station controller BSC and mobile switching centre follows the first switching law, and the handoff procedure between UNC with mobile switching centre is same follows described first switching law;
Be successfully registered to UMA network when travelling carriage and detect that UMA network signal quality is inferior to GSM network signal quality, or during the data feedback channel degradation of this UNC of UNC advises mobile stations, needing to be switched to a GERAN network; After having switched, initiatively initiate resource remove by mobile switching centre, UNC asks travelling carriage release UMA Internet resources.
6. a travelling carriage, is characterized in that, comprising:
Travelling carriage circuit commutative field upstream cell, for up direction in the circuit switched domain, sends the up signaling of the first circuit switching to a unauthorized wireless access technology controller UNC or tertiary circuit exchanges up signaling; The up signaling of described first circuit switching is converted to second circuit by described UNC and exchanges up signaling, or described tertiary circuit exchanges up signaling and is converted to the up signaling of the 4th circuit switching by described UNC and is sent to mobile switching centre, the up signaling of described 4th circuit switching is the base station system application signaling that GSM network is supported;
Travelling carriage circuit commutative field downstream units, for down direction in the circuit switched domain, the second circuit received from described UNC exchanges downlink signaling or the 4th circuit switching downlink signaling, described second circuit exchanges after the first circuit switching downlink signaling from mobile switching centre is changed by described UNC by downlink signaling and generates, tertiary circuit from mobile switching centre is exchanged downlink signaling by described UNC and changes rear generation by described 4th circuit switching downlink signaling, it is the UMA-RR signaling that TD-SCDMA network is supported that described second circuit exchanges downlink signaling, described 4th circuit switching downlink signaling is the UMA-RR signaling that GSM network is supported,
Travelling carriage packet-switched domain upstream cell, for sending the first packet switching signaling to described UNC, be send to GPRS serving GPRS support node after the second packet switching signaling by described first packet switching Signalling conversion by described UNC, it is the Radio Access Network application signaling that TD-SCDMA network is supported that described second circuit exchanges up signaling, described first packet switching signaling is the UMA-RLC signaling that TD-SCDMA network is supported, and/or, described first packet switching signaling is the UMA-RLC signaling that GSM network is supported, described second packet switching signaling is the GTP-C signaling that TD-SCDMA network is supported, and/or, described second packet switching signaling is the BSSGP signaling that GSM network is supported,
Travelling carriage packet-switched domain downstream units, for receiving the first packet switching signaling from described UNC; The second packet switching Signalling conversion from mobile switching centre is generated by described UNC by described first packet switching signaling.
7. travelling carriage according to claim 6, is characterized in that, also comprises:
Travelling carriage circuit commutative field protocol stacking unit, for in the TD-SCDMA network of circuit commutative field, support CM, MM, UMA-RR, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement;
In the GSM network of circuit commutative field, support CM, MM, UMA-RR, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol, and described unauthorized underlying protocol adopts Bluetooth protocol or WLAN agreement;
Travelling carriage packet-switched domain protocol stacking unit, in the TD-SCDMA network of packet-switched domain, supports SM, GSMS, SMS, GMM, RRC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol;
In the GSM network of packet-switched domain, support SM, GSMS, GMM, LLC, UMA-RLC, TCP, R-IP, IPSec ESP, T-IP and unauthorized underlying protocol.
8. a unauthorized wireless access technology controller UNC, is characterized in that, described UNC is arranged in a UMA network, comprising:
Registration is switched and determined unit, for judging described UNC by a mobile station login to described UMA network, and is switched in described UMA network and works;
Circuit commutative field upstream cell, for up direction in the circuit switched domain, comprising:
Be be sent to mobile switching centre after second circuit exchanges up signaling by the up Signalling conversion of the first circuit switching from travelling carriage, it is the Radio Access Network application signaling that TD-SCDMA network is supported that described second circuit exchanges up signaling;
Or the tertiary circuit from travelling carriage being exchanged up Signalling conversion is be sent to mobile switching centre after the up signaling of the 4th circuit switching, the up signaling of described 4th circuit switching is the base station system application signaling that GSM network is supported;
Circuit commutative field downstream units, for down direction in the circuit switched domain, comprising:
Be converted to by the first circuit switching downlink signaling from mobile switching centre after second circuit exchanges downlink signaling and send to travelling carriage, it is the UMA-RR signaling that TD-SCDMA network is supported that described second circuit exchanges downlink signaling;
Or exchanged after downlink signaling is converted to the 4th circuit switching downlink signaling by the tertiary circuit from mobile switching centre and send to travelling carriage, described 4th circuit switching downlink signaling is the UMA-RR signaling that GSM network is supported;
Packet-switched domain upstream cell, for up direction in the packet-switched domain, comprising:
Be after the second packet switching signaling by the first packet switching Signalling conversion from travelling carriage, send to GPRS serving GPRS support node, described first packet switching signaling is the UMA-RLC signaling that TD-SCDMA network is supported, and/or, described first packet switching signaling is the UMA-RLC signaling that GSM network is supported, described second packet switching signaling is the GTP-C signaling that TD-SCDMA network is supported, and/or described second packet switching signaling is the BSSGP signaling that GSM network is supported;
Packet-switched domain downstream units, for down direction in the packet-switched domain, comprising: be the first packet switching signaling by the second packet switching Signalling conversion from GPRS serving GPRS support node, is handed down to travelling carriage.
9. controller according to claim 8, is characterized in that, described UNC comprises: be redirected UNC, service UNC and standard UNC, wherein:
Be redirected UNC, for by a mobile station login in the process of described UMA network,
Receiving the Discovery message from travelling carriage, according to redirected UNC local policy or by inquiring generation one Discovery result to UNC HLR, sending described Discovery result to described travelling carriage;
Service UNC, asks for the Register received from travelling carriage, and described Register request is generated according to described Discovery result by travelling carriage; And, find the standard UNC meeting optimal conditions, and Register result is handed down to travelling carriage;
Standard UNC, for receiving the redirected Register request from travelling carriage, and returns to described travelling carriage by redirected Register request results.
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