CN102695291A - Multi-network access system and multimode wireless terminal - Google Patents
Multi-network access system and multimode wireless terminal Download PDFInfo
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- CN102695291A CN102695291A CN2011100742686A CN201110074268A CN102695291A CN 102695291 A CN102695291 A CN 102695291A CN 2011100742686 A CN2011100742686 A CN 2011100742686A CN 201110074268 A CN201110074268 A CN 201110074268A CN 102695291 A CN102695291 A CN 102695291A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
Abstract
The invention provides a multi-network access system and a multimode wireless terminal. The multi-network access system comprises a plurality of wireless communication networks and a core network gateway supporting the plurality of wireless communication networks. The plurality of wireless communication networks are connected in parallel with each other. One end of the plurality of wireless communication networks is connected in parallel with the multimode wireless terminal and the other end is connected in parallel with the core network gateway. According to a technical scheme provided in the invention, problems that a wireless network resource can not be fully used so as to cause resource waste in the related technology can be solved. And a terminal service rate can be effectively increased and the current network resource can be fully used.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of many net connecting systems and multi-module radio terminal.
Background technology
Along with the continuous evolution of wireless communication technology and standard, mobile Packet Service has obtained huge development, and the data throughput capabilities of unit/terminal is in continuous lifting.With Long Term Evolution (Long Term Evolution; Abbreviating LTE as) system is example; In the 20M bandwidth, can support the transfer of data of descending maximum rate 100Mbps, in the LTE of follow-up enhancing (LTE Advanced) system, the transmission rate of data will further promote.Therefore the whole volume of cordless communication network is also improving constantly.But along with the growth of data business volume expansion type, the terminal use makes existing 2G and 3G network resource deficient gradually to transmission rate and flow requirements, and also variation thereupon of user experience.How improving user experience is the task of top priority that operator must consider.
On the other hand; Though the network design scope based on new wireless communication technology slowly enlarges; Yet the replacement of commercial network can not be accomplished in one move in actual the arranging net; In the following a very long time, because the restriction of factors such as terminal capability, business demand, operator's operation cost, therefore the network of various technology is smooth evolutions.At least 2G and 3G network will continue to provide business service in 5 to 10 years of future.Accordingly, the LTE network user emerging in the coming years also can increase gradually, finally reaches comprehensive covering.The network that inevitably can occur multiple standard in this process covers the scene of the same area simultaneously.Therefore wireless network resource has, but how to utilize existing wireless network to improve terminal use's service rate and then the problem of improving user experience also can't solve.If can't make full use of these Radio Resources simultaneously, also waste concerning operator to resource.Therefore if can also improve the throughput of carrier network in the time of can efficent use of resources, that will be win-win situation concerning existing terminal use and operator.
Wherein a kind of implementation is exactly to allow current multi mode terminal can insert a plurality of networks simultaneously to carry out transfer of data.So both can improve the absolute data throughput rate at terminal, promote user experience, increase market attractiveness, can make full use of current LTE Internet resources again terminal client.Yet above-mentioned technology is not supported at current Radio Network System and terminal, under the existing network framework, will realize the binding at multiple standard terminal, can have the following technical difficult point and restriction:
(1) network architecture of current a plurality of standards is separate basically; The IP address that the terminal obtains under different systems also is different; Each moves gateway only to oneself place standard network transmission data, can't make full use of many transmission paths like this and improve transmission bandwidth.
(2) network of different systems its wireless environment, network load for the terminal has nothing in common with each other, and has only the various influencing factors of comprehensive consideration rationally to make the data distribution policy on many transmission paths, just can give full play to the advantage that many nets insert.
(3) need to guarantee backwards compatibility, otherwise can't accomplish seamlessly transitting between each standard network access technique existing networks with different systems.
Summary of the invention
To making full use of wireless network resource in the correlation technique, cause the problem of the wasting of resources, the invention provides a kind of many net connecting systems and multi-module radio terminal, one of to address the above problem at least.
According to an aspect of the present invention, a kind of many net connecting systems are provided.
Many net connecting systems according to the present invention comprise: a plurality of cordless communication networks and the core net gateway of supporting said a plurality of cordless communication networks; Wherein, be connected in parallel between said a plurality of cordless communication networks, and said a plurality of cordless communication network one ends that are connected in parallel are connected to multi-module radio terminal, the other end is connected to said core net gateway.
According to a further aspect in the invention, a kind of multi-module radio terminal is provided.
According to multi-module radio terminal of the present invention; Be connected with a parallel connected end of a plurality of cordless communication networks that are connected in parallel; Be used for the upstream data that receives is shunted processing, the said upstream data after shunting is handled is via the one or more core net gateways that transfer in said a plurality of cordless communication networks.
Through the present invention, a kind of framework of many net connecting systems is provided, in this system; Be connected in parallel between a plurality of cordless communication networks, and a plurality of cordless communication networks one end that is connected in parallel is connected to multi-module radio terminal, the other end is connected to the core net gateway of supporting above-mentioned a plurality of cordless communication networks; Solved in the correlation technique and can't make full use of wireless network resource; The problem that causes the wasting of resources, and then can effectively promote terminal traffic speed, and make full use of existing Internet resources.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the structured flowchart according to many nets connecting system of the embodiment of the invention;
Fig. 2 is the Organization Chart of many according to the preferred embodiment of the invention net connecting systems;
Fig. 3 is the Organization Chart of many nets connecting system of the instance one according to the present invention;
Fig. 4 is the Organization Chart of many nets connecting system of the instance two according to the present invention;
Fig. 5 is the Organization Chart of many nets connecting system of the instance three according to the present invention;
Fig. 6 is the Organization Chart of many nets connecting system of the instance four according to the present invention.
Embodiment
Hereinafter will and combine embodiment to specify the present invention with reference to accompanying drawing.Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
According to embodiments of the invention, a kind of many net connecting systems are provided.
Fig. 1 is the structured flowchart according to many nets connecting system of the embodiment of the invention.As shown in Figure 1, these many net connecting systems comprise: a plurality of cordless communication networks (illustrated N among Fig. 1, be respectively 10,12...1N) and the core net gateway 20 of supporting above-mentioned a plurality of cordless communication networks; Wherein, be connected in parallel between a plurality of cordless communication networks, and a plurality of cordless communication networks one end that is connected in parallel is connected to multi-module radio terminal 30, the other end is connected to core net gateway 20.
In preferred implementation process; Above-mentioned multi-module radio terminal 30; Be connected with an end of a plurality of cordless communication networks that are connected in parallel; Can be used for the upstream data that receives is shunted processing, the upstream data after shunting is handled is via the one or more core net gateways that transfer in a plurality of cordless communication networks.
Accordingly, the one or more cordless communication networks in above-mentioned a plurality of cordless communication networks are used to receive the upstream data after above-mentioned multi-module radio terminal shunting is handled, and with the transmitting uplink data that receives to core net gateway; And receive the downlink data after said core net gateway shunting is handled, and the said downlink data transmission that will receive to said multi-module radio terminal.
In preferred implementation process, core net gateway 20 is used for the downlink data that receives is shunted processing, and the downlink data after shunting is handled is via the one or more multi-module radio terminals that transfer in a plurality of cordless communication networks.
Wherein, core net gateway 20 can be shunted processing to the downlink data that receives according to following distributing strategy: definite information of whether shunting, the shunting mode that adopted of shunting if desired.
Preferably, above-mentioned shunting mode can include but not limited to following one of at least: shunt according to type of service; Shunt according to the Business Stream attribute; (Radio Access Bearer RAB) shunts according to professional corresponding RAB.
Wherein, The shunting of above-mentioned core net gateway 20 be meant the core net gateway with data according to type of service; Perhaps attribute (for example for Business Stream (Traffic Flow); Professional service quality (Quality of Service abbreviates QoS as) information) etc. mode is separated data, is routed to respectively in the carrying of different wireless communication network.
Preferably, at least one in core net gateway 20 and the above-mentioned a plurality of cordless communication networks also is used for triggering the modification distributing strategy.Certainly, multi-module radio terminal 30 also can trigger and revise above-mentioned distributing strategy.
Wherein, In the cordless communication network of different mode, need store the contextual information of multi-module radio terminal respectively; If core net gateway 20 is decided the shunting mode of data in its sole discretion; Core net gateway 20 need obtain business support precedence information and/or the multi-module radio terminal of the cordless communication network wireless coverage information at the different wireless communication network from cordless communication network, and/or the information such as information on load of cordless communication network.The core net gateway determines the data distribution mode on the transmission path of many cordless communication networks successively, thereby can make full use of Internet resources, the advantage that the many nets of performance insert.
Wherein, above-mentioned multi-module radio terminal 30 for supporting the terminal equipment of multiple access module, receives when can be implemented in the enterprising line data of various wireless communication network and sends.For example, can be the multi mode terminal of supporting 2G and 3G simultaneously, can on 2G and 3G network, carry out data transmit-receive with corresponding network simultaneously simultaneously.
Wherein, above-mentioned cordless communication network comprises current communication network based on known wireless access technology; For example, based on the 2G network of global system for mobile communications (Global System for Mobile Communications abbreviates GSM as); Perhaps based on UMTS (Universal Mobile Telecommunication System; Abbreviate UMTS as) 3G network, perhaps based on the LTE network of evolved packet system (Evolved Packet System), perhaps based on Wireless Fidelity (Wireless Fidelity; Abbreviate WiFi as) WLAN (Wireless Local Access Network abbreviates WLAN as) network etc.
Particularly, above-mentioned a plurality of cordless communication network includes: the wireless access network element.Preferably, above-mentioned wireless access network element can be one of following: the base station sub-system in existing GSM network (Base Station Subsystem abbreviates BSS as) equipment; RNS in the UMTS network (Radio Network Subsystem abbreviates RNS as) equipment; Evolution base station in the LTE network (Evolved Node B abbreviates eNB as) equipment etc.
Preferably, one or more can also the comprising in above-mentioned a plurality of cordless communication network: core network element.Wherein, above-mentioned core network element comprises and removes other network element nodes of bearing outside the core net gateway that many nets insert data distributions in the core net of each RAT; For example; In the UMTS network, comprise service universal grouping wireless business supporting node (Serving GPRSSupport Node abbreviates SGSN as) etc., can mobile management entity (Mobility ManagementEntity in the LTE network; Abbreviate MME as) and/or gateway (Serving Gateway; Abbreviate S-GW as), in wlan network, comprise evolution packet data gateway (Evolved Packet Data Gateway abbreviates ePDG as) etc.
Wherein, core net gateway 20 refers to the gateway of mobile communications network to external network interface, and wherein, external network comprises PSTN (Public Switched Telephone Network abbreviates PSTN as) or IP network.
Preferably, the gateway node of above-mentioned core net gateway 20 in can the communication network of multiplexing current each wireless access technology.For example; It can be the ggsn (Gateway GPRS Support Node abbreviates GGSN as) in the 2G network packet territory (PacketSwitch abbreviates PS as); Or the GGSN node in the PS territory of 3G; Or grouped data network gateway in the LTE network (Packet Data Network Gateway abbreviates P-GW as) or gateway (Serving Gateway abbreviates S-GW as) node etc.Above-mentioned gateway can be supported the data distribution function in many net accesses.
Preferably; Above-mentioned core net gateway 20 also can adopt preset gateway node (for example, the new comprehensive gateway of introducing) to form, and this node can be supported different cordless communication networks; Promptly this node is that different cordless communication networks is shared, and with different cordless communication networks connection is arranged all.
Below in conjunction with Fig. 2 above-mentioned preferred implementation is described.
Fig. 2 is the Organization Chart of many according to the preferred embodiment of the invention net connecting systems.As shown in Figure 2, respectively with the network (being above-mentioned cordless communication network) of two kinds of different RAT of network 1, network 2 expressions, represent a plurality of gateway nodes of terminal access with core net gateway a and b, wherein core net gateway a is the shared gateways of two networks.
The core net gateway is shut this terminal the business datum of initiation at Home Network; Be divided into 2 parts: data flow a1 and data flow a2; Through network 1 and network 2 downlink data is sent to the terminal respectively, the upstream data at terminal also can arrive core net gateway a through network 1 and network 2 simultaneously; Simultaneously, terminal equipment can also pass through other core net gateways of other accesss to netwoks, for example through network 2 visit core net gateway b, carries out the transmission of data flow b2.
In practical work process, cordless communication network, core net gateway and multi-module radio terminal can trigger the modification distributing strategy, make data flow between a plurality of networks, carry out dynamic migration.Particularly, can be according to the business support priority of cordless communication network, the information on load of cordless communication network, predetermined policies such as wireless coverage information trigger revises distributing strategy.Wherein,
The business support priority of above-mentioned cordless communication network, promptly the network of each RAT is to certain professional support priority, for example: the preferential support voice of GSM network is professional, secondly is that low-rate data is professional; The LTE network is preferentially supported high speed data transmission service, secondly is the low rate real-time data service; Preferentially just low-rate data is professional for the UMTS network, secondly is speech business or the like.Cordless communication network, core net gateway and terminal can determine the business migration of certain type is arrived other networks according to this priority.
The information on load of above-mentioned cordless communication network, promptly the information on load of current wireless communication network or core net gateway comprises the load of Radio Resource, the load of transfer resource and the load of hardware resource.For example, the load of idle wireless resource, the perhaps transmission bandwidth of certain interface load in the cordless communication network, the perhaps load of the central processing unit (CentralProcessing Unit abbreviates CPU as) of certain node etc. in the cordless communication network.
Above-mentioned wireless coverage information, the size and/or the channel condition of the wireless signal under the residing wireless coverage in promptly current terminal, and/or the identification information of residing wireless coverage.Reference Signal Received Power (the ReferenceSignal Receiving Power of the LTE network of measuring such as the terminal; Abbreviate RSRP as) and Reference Signal Received Quality (Reference Signal ReceivingQuality; Abbreviate RSRQ as), and the identification information of sub-district etc.
Further, above-mentioned predetermined policy can also include but not limited to ability, the charging policy at terminal, and the strategy of other operators' concerns etc.
Example below in conjunction with many net connecting systems among Fig. 3 to Fig. 6 further describes above-mentioned preferred implementation.
Fig. 3 is the Organization Chart of many nets connecting system of the instance one according to the present invention.Be example with the terminal in many nets accesses of UMTS network and LTE network, as shown in Figure 3, these many net connecting systems comprise: wireless terminal, wireless communication networks (UMTS network and LTE network) and grouped data network gateway.
Wherein, above-mentioned wireless terminal can carry out the transmitting-receiving of data at two networks simultaneously for supporting the multimode terminal of UMTS network and LTE network at least.The UMTS network comprises RNS and core net (for example network element such as SGSN); The LTE network comprises eNB and core network element (for example MME and S-GW etc.); The multiplexing grouped data network gateway of core net gateway (P-GW) all has connection with two networks.
As shown in Figure 3, grouped data network gateway is shunted downlink data, and data are divided into data flow 1 and data flow 2 according to type of service, and promptly data flow 1 and 2 is carried different service respectively, is handed down to the terminal through UMTS network and LTE network; Accordingly, wireless terminal also is divided into data flow 3 and data flow 4 according to type of service to upstream data, sends to P-GW through UMTS network and LTE network respectively.
Further; P-GW can be according to load or other information of two networks, and dynamically decision for example stops to shunt to the LTE network to two network distributing strategies; Or recover to continue to the shunting of LTE network, perhaps dynamic assignment is carried on the business on data flow 1 and the data flow 2.
Further, the wireless access network of two networks, promptly RNS or eNB also can trigger the distributing strategy of P-GW and revise.For example RNS finds that the present networks load is too high, and perhaps terminal wireless coverage degradation under present networks then can trigger P-GW and stop the shunting to the UMTS network, and all data are only through the LTE Network Transmission.
The modification process of above-mentioned distributing strategy also is reversible, and promptly wireless access network (RNS or eNB) or P-GW also can trigger the shunting of P-GW to the UMTS network once more.
Fig. 4 is the Organization Chart of many nets connecting system of the instance two according to the present invention.Be example with the terminal in many nets accesses of GSM network and LTE network, as shown in Figure 4, these many net connecting systems comprise: wireless terminal, wireless communication networks (GSM network and LTE network) and GGSN.
Wherein, wireless terminal can carry out the transmitting-receiving of data at two networks simultaneously for supporting the multimode terminal of GSM network and LTE network at least.The GSM network comprises: BSS and core net (such as network elements such as SGSN); The LTE network comprises eNB and core net (such as MME and S-GW etc.); Wherein the multiplexing GGSN of core net gateway has connection with two networks, and require between S-GW and the GGSN interface is arranged this moment.
As shown in Figure 4; GGSN shunts downlink data; Business datum is divided into data flow 1 and data flow 2 according to service quality (Quality ofService the abbreviates QoS as) parameter of business, and promptly data flow 1 and 2 is carried the business of different QoS respectively; What carry such as data flow 1 is the lower business of delay requirement (or other QoS demands), and what data flow 2 was carried is that delay requirement (or other QoS demands) is than higher business.The two paths of data flow point is not handed down to the terminal through GSM network and LTE network; Similarly, wireless terminal also is divided into data flow 3 and data flow 4 according to type of service to upstream data, sends to GGSN through GSM network and LTE network respectively.
Carry out in the process in business, GGSN can dynamically determine to two network distributing strategies, for example stops to the shunting of LTE network, or recovers to continue to the shunting of LTE network, and perhaps dynamic assignment is carried on the business on data flow 1 and the data flow 2.For auxiliary GGSN shunts decision-making BSS dynamically, and/or eNB, and/or other network elements of the core net of corresponding network; Can report relevant information to GGSN; Comprise following one or several: the residing wireless coverage information in terminal, the information on load of network, professional support priority etc.
Further, the wireless access network of two networks, promptly BSS or eNB also can trigger the distributing strategy of GGSN and revise.Find that such as RNS the present networks load is too high, perhaps terminal wireless coverage degradation under present networks then can trigger GGSN and stop the shunting to the GSM network, and all data are only through the LTE Network Transmission.
The modification process of above-mentioned distributing strategy also is reversible, and promptly wireless access network (BSS or eNB) or GGSN also can trigger the shunting of GGSN to the GSM network once more.
Fig. 5 is the Organization Chart of many nets connecting system of the instance three according to the present invention.Be example with the terminal in many nets accesses of UMTS network and LTE network, as shown in Figure 5, these many net connecting systems comprise: wireless terminal, wireless communication networks (UMTS network and LTE network) and gateway (S-GW).
Wherein, wireless terminal can carry out the transmitting-receiving of data at two networks simultaneously for supporting the multimode terminal of UMTS network and LTE network at least.The UMTS network comprises RNS and core net (for example, network element such as SGSN); The LTE network comprises eNB and core net (for example, MME etc.); The multiplexing gateway of core net gateway (S-GW).
As shown in Figure 5, gateway (S-GW) is shunted the downlink data of sending from P-GW as anchor point, and data are divided into data flow 1 and data flow 2 according to professional corresponding bearer types, is handed down to the terminal through UMTS network and LTE network.
For upstream data, optional, UE also can not do data distribution, and promptly upstream data (data flow 3) only sends on a network, for example, only on the UMTS network, sends.
Preferably; Wherein S-GW can be according to load or other information of two networks, and dynamically decision is to two network distributing strategies, such as the shunting that stops to the UMTS network; Or recover to continue to the shunting of UMTS network, perhaps dynamic assignment is carried on the business on data flow 1 and the data flow 2.
Further, the wireless access network of two networks, promptly RNS or eNB also can trigger the distributing strategy of S-GW and revise.For example eNB finds that the present networks load is too high, and perhaps terminal wireless coverage degradation under present networks then can trigger S-GW and stop the shunting to the LTE network, and all data are only through the UMTS Network Transmission.
Fig. 6 is the Organization Chart that the system of access is netted in the realization of the instance four according to the present invention more.Be example with the terminal in many nets accesses of WLAN, UMTS and LTE network, as shown in Figure 6, these many net connecting systems comprise: wireless terminal, wireless communication networks (wlan network and LTE network) and integrated service gateway.
Wireless terminal can carry out the transmitting-receiving of data at a plurality of networks simultaneously for supporting the multimode terminal of these three networks at least.Wherein introduce new integrated service gateway as the core net gateway.In a plurality of access networks, wlan network has comprised access point (Access Point abbreviates AP as) and ePDG; The UMTS network comprises RNS and SGSN; The LTE network comprises eNB and MME and S-GW;
As shown in Figure 6; Above-mentioned integrated service gateway is as the shunting anchor point; Downlink data is shunted, data are divided into data flow 1,2,3 according to other strategies that loaded service type and operator arrange with data, be handed down to the terminal through wlan network, UMTS network and LTE network.For upstream data, UE can do data distribution on one or more networks therein, and the decision-making of this shunting can be followed the access network consult to decide by UE decision or UE.
Preferably, above-mentioned integrated service gateway can dynamically determine distributing strategy according to load or other information of three networks; If such as wlan network signal variation; Then stop shunting,, and be used at these Network rate lower if the wlan network signal is very good to wlan network; Then stop to UMTS and LTE network detach, only on WLAN, send.
Preferably, the distributing strategy of integrated service gateway also can be triggered by the terminal; If find wlan network signal variation such as the terminal; And LTE network signal condition is better, then can stop to send data from WLAN in active request comprehensive service network pass, and uses the LTE network.
Further, the wireless access network of above-mentioned three networks, i.e. AP, RNS or eNB also can trigger the distributing strategy of integrated service gateway and revise.Find that such as eNB the present networks load is too high, perhaps terminal wireless coverage degradation under present networks then can trigger the comprehensive service network pass and stop the shunting to the LTE network, and all data are only through UMTS and wlan network transmission.
According to embodiments of the invention, a kind of multi-module radio terminal is provided also.
Wherein, Above-mentioned multi-module radio terminal; Be connected with a parallel connected end of a plurality of cordless communication networks that are connected in parallel, be used for the upstream data that receives is shunted processing, the upstream data after shunting is handled is via the one or more core net gateways that transfer in a plurality of cordless communication networks.The connected mode of many nets connecting system that it should be noted that multi-module radio terminal and the network side of end side specifically can repeat no more referring to Fig. 1 here.
Preferably, above-mentioned multi-module radio terminal is used for according to following distributing strategy the upstream data that receives being shunted processing: the information that determines whether to shunt, the shunting mode that adopted of shunting if desired.
Wherein, above-mentioned shunting mode include but not limited to following one of at least: shunt according to type of service; Shunt according to the Business Stream attribute; Shunt according to professional corresponding RAB (RAB).
Preferably, above-mentioned multi-module radio terminal also can trigger and revise above-mentioned distributing strategy.
In preferred implementation process; Above-mentioned multi-module radio terminal; Information on load and/or the multi-module radio terminal of business support precedence information and/or each a plurality of wireless communication terminals that need obtain network be in the wireless coverage information of each a plurality of wireless communication terminals, determines whether to trigger according to the information of obtaining and revise distributing strategy.
In sum, by the foregoing description provided by the invention, can effectively promote terminal traffic speed, and make full use of existing Internet resources.The technology of this invention simultaneously also can guarantee sufficient backwards compatibility, has guaranteed the smooth evolution of wireless access technology.
Obviously; It is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize that they can concentrate on the single calculation element with the general calculation device; Perhaps be distributed on the network that a plurality of calculation element forms; Alternatively, they can be realized with the executable program code of calculation element, carried out by calculation element thereby can they be stored in the storage device; Perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
More than be merely the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (18)
1. the connecting system of net more than a kind is characterized in that, comprising: a plurality of cordless communication networks and the core net gateway of supporting said a plurality of cordless communication networks; Wherein,
Be connected in parallel between said a plurality of cordless communication network, and said a plurality of cordless communication network one ends that are connected in parallel are connected to multi-module radio terminal, the other end is connected to said core net gateway.
2. system according to claim 1; It is characterized in that; One or more cordless communication networks in said a plurality of cordless communication network are used to receive the upstream data after said multi-module radio terminal shunting is handled, and the said transmitting uplink data that will receive to said core net gateway; And receive the downlink data after said core net gateway shunting is handled, and the said downlink data transmission that will receive to said multi-module radio terminal.
3. system according to claim 1; It is characterized in that; Said core net gateway is used for the downlink data that receives is shunted processing, and the downlink data after shunting is handled transfers to said multi-module radio terminal via one or more in said a plurality of cordless communication networks.
4. system according to claim 3 is characterized in that, said core net gateway is used for according to following distributing strategy the said downlink data that receives being shunted processing: definite information of whether shunting, the shunting mode that adopted of shunting if desired.
5. system according to claim 4 is characterized in that, said shunting mode comprise following one of at least: shunt according to type of service; Shunt according to the Business Stream attribute; Shunt according to professional corresponding RAB.
6. system according to claim 4 is characterized in that, at least one in said core net gateway and the said a plurality of cordless communication network also is used for triggering the said distributing strategy of modification.
7. system according to claim 6; It is characterized in that; Said core net gateway; Information on load and/or the said multi-module radio terminal of business support precedence information and/or each said a plurality of wireless communication terminals that also is used to obtain cordless communication network be in the wireless coverage information of each said a plurality of cordless communication networks, determines whether to trigger according to the information of obtaining and revise said distributing strategy.
8. according to each described system in the claim 1 to 7, it is characterized in that said a plurality of cordless communication networks include: the wireless access network element.
9. system according to claim 8 is characterized in that, it is one of following that said wireless access network element comprises: base station sub-system BSS, RNS RNS, evolution base station eNB, WLAN WLAN access point.
10. system according to claim 8 is characterized in that, one or more in said a plurality of cordless communication networks also comprise: core network element.
11. system according to claim 10 is characterized in that, it is one of following that said core network element comprises:
Service universal grouping wireless business supporting node SGSN;
Mobile management entity MME and/or gateway S-GW;
Evolution packet data gateway ePDG.
12., it is characterized in that it is one of following that said core net gateway comprises according to each described system in the claim 1 to 7:
Ggsn GGSN;
Grouped data network gateway P-GW and/or gateway S-GW.
13., it is characterized in that said core net gateway is preset gateway node according to each described system in the claim 1 to 7.
14. multi-module radio terminal; It is characterized in that; Said multi-module radio terminal; Be connected with a parallel connected end of a plurality of cordless communication networks that are connected in parallel, be used for the upstream data that receives is shunted processing, the said upstream data after shunting is handled is via the one or more core net gateways that transfer in said a plurality of cordless communication networks.
15. multi-module radio terminal according to claim 14; It is characterized in that; Said multi-module radio terminal is used for according to following distributing strategy the said upstream data that receives being shunted processing: the information that determines whether to shunt, the shunting mode that adopted of shunting if desired.
16. multi-module radio terminal according to claim 15 is characterized in that, said shunting mode comprise following one of at least: shunt according to type of service; Shunt according to the Business Stream attribute; Shunt according to professional corresponding RAB.
17. multi-module radio terminal according to claim 15 is characterized in that, said multi-module radio terminal also is used for triggering the said distributing strategy of modification.
18. multi-module radio terminal according to claim 17; It is characterized in that; Said multi-module radio terminal; Information on load and/or the said multi-module radio terminal of business support precedence information and/or each said a plurality of wireless communication terminals that also is used to obtain network be in the wireless coverage information of each said a plurality of wireless communication terminals, determines whether to trigger according to the information of obtaining and revise said distributing strategy.
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| CN2011100742686A CN102695291A (en) | 2011-03-25 | 2011-03-25 | Multi-network access system and multimode wireless terminal |
| PCT/CN2012/072373 WO2012130045A1 (en) | 2011-03-25 | 2012-03-15 | Multi-network access system and multi-mode wireless terminal |
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