CN101925147B - Method and system for quickly returning heterogeneous system, wireless terminal and wireless network controller - Google Patents
Method and system for quickly returning heterogeneous system, wireless terminal and wireless network controller Download PDFInfo
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- CN101925147B CN101925147B CN 201010258729 CN201010258729A CN101925147B CN 101925147 B CN101925147 B CN 101925147B CN 201010258729 CN201010258729 CN 201010258729 CN 201010258729 A CN201010258729 A CN 201010258729A CN 101925147 B CN101925147 B CN 101925147B
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Abstract
The invention discloses a method and a system for quickly returning a heterogeneous system, a wireless terminal and a wireless network controller. The method comprises the following steps of: receiving quick returning indication information of a second wireless communication system from a first wireless communication system by a multi-mode terminal, wherein the quick returning indication information is used for indicating whether to allow the multi-mode terminal to quickly return to the first wireless communication system from the second wireless communication system and the first wireless communication system and the second wireless communication system are heterogeneous systems; after the multi-mode terminal is switched or reselected to the second wireless communication system, receiving adjacent cell information of the first wireless communication system in the current service cell; and quickly reselecting to the first wireless communication system by the multi-mode terminal according to FRI (Frame Relay Interface) information and of the second wireless communication system and the adjacent cell information of the first wireless communication system. The system has equivalent application effect to the functions and the performance of Fast Return in a GSM R6 (Global System For Mobile Communications For Railway) protocol, avoids the update of BSC(Base Station Controller) in a GSM (Global System for Mobile Communications) and saves a great amount of function update expense for operators.
Description
Technical field
The present invention relates to wireless communication technology, relate in particular to a kind of different system fast return method, system, wireless terminal and radio network controller.
Background technology
Cordless communication network is widely used in the various communication services such as phone, video, data, message, broadcasting are provided.Along with the development of the communication technology, cordless communication network is from 2G (2
ndGeneration, the second generation) development communication technologies is to 3G (3
rdGeneration, the third generation) communication technology, and LTE (Long Term Evolution, the Long Term Evolution) communication technology.The 3GPP of standardization body (The 3rd Generation Partnership Proj ect, third generation partner program) promulgated 3G mobile phone telephony UMTS (Universal Mobile Telecommunication System, Universal Mobile Telecommunications System).The network configuration of UMTS can be divided into UTRAN (UMTS Terrestrial Radio Access Network, UMTS grounding wireless access network) and CN (Core Network, core net).In the UTRAN framework, with RAN (Radio Access Network, wireless access network) be divided into a plurality of RNS (Radio Network Subsystem, the wireless network subsystem), each RNS comprises a RNC (Radio Network Controller, radio network controller) and one or more Node B (base station).RNC distributes, reconfigures and discharges the interior Radio Resource of RNS for being responsible for, and Node B is the node with transceiver, and the air interface of the wireless terminal in support and its cell range is for the residential quarter provides service.Communicate by Iub interface between Node B and RNC, can connect or use the interface inter-link of the virtual network of any suitable transmission network by comprising direct physical between RNC.
UMTS comprises TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, the code division multiple access that time-division is synchronous) and the system of two kinds of standards of WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)).Along with the development of wireless communication technology, multiple types network coexisted.At present, part telecom operators provide GSM (Global System for Mobile Communications simultaneously for the user, global system for mobile communications) and TD-SCDMA (or WCDMA) network service, user's multimode terminal can be roamed between GSM and TD-SCDMA (or WCDMA) network.
When GSM and UMTS coexist, generally can adopt the preferential strategy of 3G, make the multimode terminal user can priority of registration at the UMTS network, for the user provides better service.GSM and TD-SCDMA (or WCDMA) generally adopt independently LAC (Location Area Code, Location Area Code) section planning.For example, multimode terminal finishes conversation after TD-SCDMA (or WCDMA) network switches to the GSM network, in the on-hook of GSM network; After the multimode terminal on-hook, multimode terminal generally can first reside in the GSM residential quarter of current end conversation, because multimode terminal residing system can adopt independently LAC district before switching and after switching, multimode terminal need to carry out location area updating in the GSM network after on-hook; Because GSM adopts the system parameters configuration of preferred TD-SCDMA (or WCDMA) usually, the interoperability parameter configuration of for example broadcasting in system message be TD-SCDMA (or WCDMA) preferential resident all re eligible is to TD-SCDMA (or WCDMA) network as long as TD-SCDMA (or WCDMA) network signal reaches certain thresholding be used to allowing multimode terminal, multimode terminal can very fast gravity treatment return TD-SCDMA (or WCDMA) network; Gravity treatment can be carried out one time again location area updating behind TD-SCDMA (or WCDMA) residential quarter, after this just can carry out normal calling and called.From on-hook to completing in TD-SCDMA (or WCDMA) network site district renewal, need the time long, under traffic model commonly used, cause call completing rate to descend.
For fear of above-mentioned situation occurring, in a kind of prior art, in GSM, during hanging up terminal, BSC (BASE STATION CONTROLLER, base station controller) can carry the TD-SCDMA neighboring BS information in Channel Release (channel release) message, allow the quick gravity treatment of terminal (Fast Return) return the TD-SCDMA network, avoid resident at the GSM network.After terminal received this Channel Release message, TD-SCDMA frequency or TD-SCDMA cell ID in the TD-SCDMA neighboring BS information that carries according to this Channel Release message were preferentially attempted resident to the TD-SCDMA network.But, the huge GSM network of this Technology Need transformation, the BSC of upgrading GSM network.
The said method of prior art is applied to switching or gravity treatment between different system, must upgrades or transform particular system.And this particular system is upgraded or transformed sometimes may cost hugely, and be not suitable for applying.Therefore, physical presence is for the needs of other technical solution scheme.Solution should be enough general in to expand to other network architecture.
Summary of the invention
In order to solve the aforementioned problems in the prior, embodiments of the invention provide a kind of different system fast return method, comprising:
Multimode terminal receives the fast return indication information of the second wireless communication system from the first wireless communication system; Whether the fast return indication information is used to indicate and allows multimode terminal from second wireless communication system fast return the first wireless communication system; Wherein, the first wireless communication system and the second wireless communication system are different systems;
Multimode terminal switching or gravity treatment receive the neighboring BS information of the first wireless communication system of current service cell after described the second wireless communication system;
Multimode terminal according to the neighboring BS information fast return of the fast return indication information of the second wireless communication system and the first wireless communication system to the first wireless communication system.
Another embodiment of the present invention provides a kind of wireless terminal, comprising:
Fast return indication deriving means is used for from the fast return indication information of first wireless communication system reception the second wireless communication system; Whether the fast return indication information is used to indicate and allows multimode terminal from second wireless communication system fast return the first wireless communication system; Wherein, the first wireless communication system and the second wireless communication system are different systems;
The neighboring BS information deriving means is used for switching or gravity treatment after the second wireless communication system, receives the neighboring BS information of the first wireless communication system of current service cell from the second wireless communication system;
The fast return final controlling element is used for neighboring BS information fast return according to the fast return indication information of the second wireless communication system and the first wireless communication system to the first wireless communication system.
Another embodiment of the present invention provides a kind of radio network controller, is positioned at the first wireless communication system, comprising:
Fast return indication dispensing device is used for to the FRI information of multimode terminal transmission the second wireless communication system small area; Whether the fast return indication information is used to indicate and allows multimode terminal from second wireless communication system fast return the first wireless communication system; Wherein, the first wireless communication system and the second wireless communication system are different systems.
Another embodiment of the present invention provides fast return system of a kind of different system, comprises the first wireless communication system, the second wireless communication system, and the first wireless communication system and the second wireless communication system are different systems, and fast return system of different system also comprises:
Wireless terminal in above-described embodiment and the radio network controller in above-described embodiment; And
The neighboring BS information dispensing device is positioned at the second wireless communication system, is used for sending current service cell at the neighboring BS information of the first wireless communication system to wireless terminal.
Different system provided by the invention fast return method, system, wireless terminal and radio network controller, obtain FRI information from the first wireless communication system, neighboring BS information from second wireless communication system acquisition the first wireless communication system, thereby realize fast return the first wireless communication system, be conducive to it and apply.
Description of drawings
Fig. 1 illustrates the flow chart of an embodiment of a kind of different system of the present invention fast return method;
Fig. 2 illustrates the signaling diagram of another embodiment of a kind of different system of the present invention fast return method;
Fig. 3 illustrates the signaling diagram of another embodiment of a kind of different system of the present invention fast return method;
Fig. 4 illustrates the signaling diagram of another embodiment of a kind of different system of the present invention fast return method;
Fig. 5 illustrates the flow chart of another embodiment of a kind of different system of the present invention fast return method;
Fig. 6 illustrates the structure chart of the system of the method for using different system of the present invention fast return;
Fig. 7 illustrates the block diagram of another embodiment of a kind of wireless terminal of the present invention;
Fig. 8 illustrates the block diagram of an embodiment of radio network controller of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention wherein is described.At accompanying drawing, identical label represents identical or similar assembly or element.
In this article, the first wireless communication system and the second wireless communication system are different systems, and multimode terminal is the terminal of supporting multiple types, can switch or gravity treatment between the first wireless communication system and the second wireless communication system.When multimode terminal is in the first wireless communication system, currently in the first wireless communication system for providing the residential quarter of service, multimode terminal is called as " current service cell ", the residential quarter adjacent with " current service cell " in the second wireless communication system is called as the adjacent area of the second wireless communication system.Be understandable that, the first wireless communication system is relative with the second wireless communication system.It may be noted that in embodiments of the present invention, multimode terminal can be realized the seamless link between different types of radio access network, that is, can freely switch between the different systems communication system, comprising dual-mode terminal.For convenience of description, in embodiments of the present invention, describe as example take dual-mode terminal fast return between gsm system and UMTS system, fast return can be with reference to realization between other different systems for multimode terminal.
Fig. 1 illustrates the flow chart of an embodiment of a kind of different system of the present invention fast return method.
As shown in Figure 1, in step 102, multimode terminal receives fast return indication (Fast Return Indication, FRI) information of the second wireless communication system from the first wireless communication system.Whether FRI information is used to indicate and allows multimode terminal from second wireless communication system fast return the first wireless communication system.For example, when multimode terminal is in the first wireless communication system, receive the FRI information of the adjacent area of the second wireless communication system from the current service cell of the first wireless communication system.Be understandable that, the FRI information of the adjacent area of this second communication system can be that operator configures and is kept in the first communication system.
The first wireless communication system can be broadcasted this FRI information by system message, and multimode terminal obtains this FRI information by the system message of the first wireless communication system broadcasting; Perhaps the first wireless communication system sends to multimode terminal by signaling with this FRI information, and multimode terminal receives FRI information by the signaling that the first wireless system sends.For example in RRC CONNECTION SETUP (RRC connects foundation) message, FRI information is sent to multimode terminal in the UMTS system, gsm system sends to multimode terminal with FRI information in MI (Measurement Information measures notice) message.Before use signaling transmission FRI information is to multimode terminal, the first wireless communication system can also judge whether this terminal is multimode terminal, if multimode terminal, send FRI information by configuration to multimode terminal, perhaps, first judge the access technology that multimode terminal is supported, then the corresponding FRI information of access technology supported of transmitting terminal.Multimode terminal can be any suitable mobile device, for instance, comprise mobile or cell phone, personal digital assistant (PDA), portable television, kneetop computer, digital camera, digital VTR, game console, portable audio device, portable radio or can support with wireless access network (RAN) in transceiver carry out any other suitable equipment of wireless link.
In step 104, multimode terminal switching or gravity treatment receive the neighboring BS information of the first wireless communication system after the second wireless communication system.The second wireless communication system sends to multimode terminal with the neighboring BS information of the first wireless communication system, and the second wireless communication system can be broadcasted neighboring BS information by system message, perhaps sends neighboring BS information to multimode terminal by signaling.In gsm system, can pass through SI2Quater (System Information 2Quater, system message 2Quater) message, MI message or PMO (Packet Measurement Order, grouping mea-sure order) message sends adjacent area list information.SI2Quater message is broadcasted on the BCCH channel of residential quarter, is used for carrying some as parameters such as 2G/3G interoperability; MI message sends to single terminal on SACCH, the parameters such as 2G/3G interoperability are provided.SI2Quater/MI message can be referring to agreement 3GPP TS 44.018 (3GPP TS 44.018:Mobile radio interface layer 3 specification; Radio Resource Control (RRC) protocol) definition, PMO message can be referring to agreement 3GPP TS 44.060 (3GPP TS 44.060:General Packet Radio Service (GPRS); Mobile Station (MS)-Base Station System (BSS) interface; Radio Link Control/Medium Access Control (RLC/MAC) protocol) definition.
In step 106, the neighboring BS information fast return of the FRI information of the second wireless communication system that the multimode terminal basis receives in the first wireless communication system and the first wireless communication system that receives in the second wireless communication system is to the first wireless communication system.If the indication of the FRI information of the second wireless communication system that multimode terminal receives in the first wireless communication system allows fast return, according to the quick gravity treatment of neighboring BS information of the first wireless communication system that obtains to the first wireless communication system, otherwise, do not carry out quick reselection operation, multimode terminal can re-execute the residential quarter and select flow process, perhaps directly resides in the residential quarter in the second wireless communication system.If multimode terminal receives FRI information and the indication of the second wireless communication system and allows fast return in the first wireless communication system, but do not receive the neighboring BS information of the first wireless communication system in the second wireless communication system, can realize that fast cell is resident according to Different Strategies, as: fast return do not carried out and gravity treatment is carried out the residential quarter and selected flow process or carry out fast return to the first wireless communication system.
In the above-described embodiments, the first wireless communication system can be TD-SCDMA, WCDMA, CDMA2000, LTE (Long Term Evolution, Long Term Evolution), the systems such as CDMA, GSM, and the second wireless communication system is the wireless communication system that is different from the first wireless communication system.
In this embodiment, multimode terminal obtains FRI information from the first wireless communication system, information from the first wireless communication system adjacent area that the second wireless communication system obtains that current service cell configures, realize the fast return function according to FRI information and neighboring BS information, thereby provide the method for fast return between a kind of different system unlike the prior art, for the user provides more choices.
According to one embodiment of present invention, the first wireless communication system is 3G, LTE or 4G wireless communication system, and the second wireless communication system is the 2G cordless communication network.Like this, method of the present invention only need realize corresponding function in newly-built 3G, LTE or 4G network, and does not need the 2G network of upgrading old, thereby for operator has saved a large amount of function upgrading expenses, application and popularization have cost advantage.
Certainly, the first wireless communication system can be also 2G wireless communication system (as GSM, CDMA), and the second wireless communication system is 3G (as TD-SCDMA, WCDMA, CDMA2000), LTE or 4G cordless communication network.
The below illustrates the specific implementation of an embodiment of different system of the present invention fast return method take TD-SCDMA and gsm system as example.
Fig. 2 illustrates the signaling diagram of another embodiment of different system of the present invention fast return method.In this embodiment, user's multimode terminal is supported TD-SCDMA and gsm system, and preferred resident TD-SCDMA system.
As shown in Figure 2, in step 202, when multimode terminal when the TD-SDMA system is in free time (Idle) or business state, the RNC of TD-SCDMA system (Radio Network Controller, radio network controller) the FRI information by system message SIB (System InformationBlocks) broadcasting GSM, or by signaling, the FRI information of GSM is sent to multimode terminal.The example of FRI information can be participated in following table 1 or 2.The FRI indication of GSM can be configured by the Operation and Maintenance platform.For the system message broadcast mode, when for example enabling in the residential quarter, the beginning periodic broadcast; For the signaling send mode, after for example setting up signaling link when eating dishes without rice or wine, issue by RNC.
FRI information can configure with TD-SCDMA system current service cell GSM adjacent area is related.Each GSM adjacent area can have FRI value separately, and perhaps a FRI value is only used in all GSM adjacent area.Below table 1 listed incidence relation between GSM adjacent area index value and FRI value.
Table 1
FRI information also can be related with the wireless access network standard, configured the adjacent area of one or more standards on a residential quarter as TD-SCDMA, and each standard has the FRI information of a correspondence.Below table 2 listed a possible corresponding relation between standard and FRI value.
Table 2
After receiving FRI information, multimode terminal can be preserved this information.
In step 204, when the multimode terminal gravity treatment during to the residential quarter of gsm system, the neighboring BS information of multimode terminal obtains that the current service cell of GSM configures TD-SCDMA system.For example, multimode terminal can obtain according to the system message of broadcasting the neighboring BS information of TD-SCDMA, neighboring BS information for example comprises TD-SCDMA frequency or TD-SCDMA cell ID, and the TD-SCDMA cell ID comprises frequency and cell parameter (Cell Parameter) information.Be understandable that, when multimode terminal switched to the residential quarter of gsm system, multimode terminal can obtain neighboring BS information according to signaling.
In step 206, multimode terminal is carried out isosystem measurement at the GSM network, obtains the measured value of TD-SCDMA adjacent area, and to the TD-SCDMA adjacent area sorting by level or signal quality etc.
In step 208, multimode terminal carries out business in the GSM residential quarter, as circuit domain call (Circuit Switched Call, CS Call), packet switch domain service (Packet SwitchedSession) etc., when multimode terminal after the GSM Zone discharges, if the FRI value of gsm system current service cell is 1, or the FRI value of GSM standard is 1, i.e. expression allows from gsm system fast return TD-SCDMA.Terminal is according to the isosystem measurement result, sequentially carries out the TD-SCDMA fast cell by the level of TD-SCDMA adjacent area or signal quality resident, or according to the TD-SCDMA neighboring BS information that obtains, and the fast cell of carrying out in order the TD-SCDMA residential quarter is resident.Neighboring BS information can only have frequency or comprise frequency and cell parameter.Business discharges and comprises as wireless channel release, service exception interruption etc.
In the above embodiments, for the sake of clarity, only describe and the maximally related message of the present invention, yet those skilled in the art should easily understand in reality is implemented may need other message.
In this embodiment, by transformation terminal and TD-SCDMA RAN, make the Fast Return function that obtains in similar GSM R6 agreement.Network makes terminal can obtain FRI indication by broadcasting or signaling method notification terminal, and when business discharges in the GSM network according to indication quick gravity treatment to the TD-SCDMA residential quarter.Obtain the effect identical with prior art by transformation TD network, TD-SCDMA is as New-deployed Network, and upgrading easily.
FRI information can be used new cell or expand in old cell in system message, carry.As carrying by Measurement and Control System information (the Measurement control system information) cell in TD-SCDMA system message 11 (System Information Block type 11), use new sub-cell or expand in existing sub-cell (as Inter-RAT measurement system information) and carry in Measurement control system information cell.
FRI information can be defined as follows shown in table 3:
Table 3
Position in the message of TS 25.331 protocol definitions is as follows:
System Information Block type 11 (system information block type 11)
Table 4
Measurement control system information (Measurement and Control System information)
Table 5
Above-mentioned table 3 shows the FRI information definition, and table 4, table 5 show and use new sub-cell to carry the situation of FRI information in Measurement and Control System information (Measurement control system information) cell at System information block Class1 1.
When receiving a plurality of Fast Return Indication in a residential quarter, can be as the criterion with the up-to-date FRI information of receiving.
After multimode terminal switches to the second wireless communication system, may from current service cell switch or gravity treatment to new residential quarter.Fig. 3 illustrates the signaling diagram of an embodiment of different system of the present invention fast return method in this case.In Fig. 3, step 302,304a, 306,308 respectively with Fig. 2 in step 202,204,206 and 208 corresponding, for for purpose of brevity, be not described in detail at this.Increasing step in Fig. 3 is 304b, multimode terminal switching or gravity treatment are after gsm system, switch in gsm system when multimode terminal or gravity treatment during to new residential quarter, multimode terminal can regain the neighboring BS information of new residential quarter the first wireless communication system (being TD-SCDMA) from GSM again.And it is resident to carry out the TD-SCDMA residential quarter in step 308 according to the FRI information of new residential quarter.
In this embodiment, switch in GSM when multimode terminal or gravity treatment when the new residential quarter, regain the neighboring BS information in TD-SCDMA, if new residential quarter has the FRI value and supports the fast return function, can realize equally fast return TD-SCDMA residential quarter, thereby enlarge the range of application of method of the present invention.
In the embodiment of Fig. 2 and Fig. 3, the explanation method of the present invention as an example of TD-SCDMA and gsm system example.Those skilled in the art will appreciate that TD-SCDMA can replace with WCDMA, LTE or 4G mobile communication system, can realize method of the present invention equally.
Fig. 4 illustrates the signaling diagram of another embodiment of different system of the present invention fast return method.In this embodiment, user's multimode terminal is supported WCDMA and gsm system, and preferred resident WCDMA system.
As shown in Figure 4, in step 402, when the WCDMA system was in free time or business state, the RNC of WCDMA system was by the FRI information of system message SIB broadcasting GSM when multimode terminal, or by signaling, the FRI information of GSM sent to multimode terminal.The FRI indication of GSM can be configured by the Operation and Maintenance platform.For the system message broadcast mode, when for example enabling in the residential quarter, the beginning periodic broadcast; For the signaling send mode, after for example setting up signaling link when eating dishes without rice or wine, issue by RNC.
In step 404, when multimode terminal switches to the residential quarter of gsm system, the neighboring BS information of multimode terminal obtains that the current service cell of GSM configures WCDMA system, this neighboring BS information for example comprises one or more frequencies or cell ID, wherein cell ID comprises frequency and scrambling code information.Multimode terminal can obtain the WCDMA neighboring BS information according to the MI message that network issues.
In step 406, multimode terminal carries out business in the GSM residential quarter, as CS Call, packet switch domain service etc., when multimode terminal after the GSM Zone discharges, if the FRI value of gsm system current service cell is 1, or the FRI value of GSM standard is 1, i.e. expression allows from gsm system fast return WCDMA.The fast cell that terminal is carried out WCDMA in order according to the WCDMA neighboring BS information that obtains is resident.Neighboring BS information can only have frequency or comprise frequency and scrambler.
In this embodiment, by transformation terminal and WCDMA RAN, make the Fast Return function that obtains in similar GSM R6 agreement.Network makes terminal can obtain the FRI indication by broadcasting or signaling method notification terminal, and discharges quick gravity treatment to the WCDMA residential quarter according to indication business in the GSM network.Obtain the effect identical with prior art by transformation WCDMA network, WCDMA is as New-deployed Network, and upgrading easily.
The FRI value is received and preserved to multimode terminal, can condition for validity be set for the FRI value.This FRI value is effective under certain condition, as: 1) FRI information is related with the wireless communication system that sends this information, only have the FRI information of cover second wireless communication system, each PLMN (Public Land MobileNetwork, public land mobile network) of the first wireless communication system to only have the FRI information of cover second wireless communication system as the first wireless communication system; 2) use the valid timing device to control, after receiving FRI information, start this valid timing device.After timer expiry, FRI information is invalid; 3) receive new FRI information, use new FRI information updating or replace old FRI information.One comparatively is convenient to use mode is that a PLMN only arranges a cover FRI value.
Fig. 5 illustrates the flow chart of another embodiment of different system of the present invention fast return method.In this embodiment, for FRI information arranges condition for validity, only have when condition for validity satisfies, FRI information is just effective.
As shown in Figure 5, in step 502, multimode terminal receives the FRI information of the second wireless communication system from the first wireless communication system.
In step 504, multimode terminal is preserved the FRI information of the second wireless communication system and condition for validity is set.If multimode terminal is received the FRI information of a plurality of wireless communication systems, preserve all FRI information and condition for validity is set.
In step 506, multimode terminal switching or gravity treatment receive the neighboring BS information of the first wireless communication system after the second wireless communication system.
In step 508, multimode terminal judges whether the FRI value of the FRI value of current service cell in the second wireless communication system or the second wireless communication system is effective; If the FRI value effectively and be 1, execution in step 510, if FRI value is 0 or the inefficacy of FRI value, execution in step 512.
In step 510, multimode terminal according to the neighboring BS information fast return of the first wireless communication system to the first wireless communication system.
In step 512, multimode terminal re-executes the residential quarter and selects flow process, perhaps directly resides in other the resident flow process in residential quarter such as the second wireless communication system.If there is not related FRI value in the current service cell of the second wireless communication system or the second wireless communication system, do not carry out fast return, multimode terminal can re-execute the residential quarter and select flow process, perhaps carries out other the resident flow process in residential quarter.
In the above-described embodiments, by for the FRI value of residential quarter arranges condition for validity, can control better the realization of fast return function, increase the flexibility of method of the present invention.
In an application examples of the present invention, when multimode terminal from TD-SCMA or the gravity treatment of WCDMA system after gsm system, if multimode terminal switches or gravity treatment to new GSM residential quarter, a kind of processing mode is all FRI value inefficacies; Occur if another processing mode is the no-failure condition, the FRI value remains valid.If there is corresponding FRI value new GSM residential quarter, namely the sign (frequency+BSIC (Base Station Identity Code, base station identity code)) of new residential quarter has corresponding FRI value, uses the quick gravity treatment of this FRI value execution.
Fig. 6 illustrates the structure chart of the system of the method for using different system of the present invention fast return.As shown in Figure 6, this system comprises multi-module radio terminal 61, the first wireless communication system 62 and the second wireless communication system 63.
Wherein, wireless terminal 61 comprises:
Fast return indication deriving means 611 is used for from the FRI information of first wireless communication system 62 reception the second wireless communication systems 63.For example, receive FRI information by system message or signaling from the radio network controller of the first wireless communication system 62.
Neighboring BS information deriving means 612 is used for switching or gravity treatment after described the second wireless communication system, receives the neighboring BS information of the first wireless communication system 62 of current service cell from the second wireless communication system 63;
Fast return final controlling element 613 is used for neighboring BS information fast return according to the FRI information of the second wireless communication system 63 and the first wireless communication system 62 to the first wireless communication system 62.
According to one embodiment of present invention, the radio network controller of the first wireless communication system 62 comprises fast return indication dispensing device 621, sends the FRI information of the second wireless communication system 63 small areas to multimode terminal 61.Neighboring BS information deriving means 612 can obtain according to the system message of the second neighbor information in radio communication system dispensing device 631 broadcasting the neighboring BS information of the first wireless communication system; And/or obtain the neighboring BS information of the first wireless communication system according to the message that the second neighbor information in radio communication system dispensing device 631 issues.
In this embodiment, multimode terminal obtains FRI information by the FRI deriving means from the first wireless communication system, obtain the neighboring BS information of the first wireless communication system that current service cell configures from the second wireless communication system by the neighboring BS information deriving means, realize the fast return function by the fast return final controlling element according to FRI information and neighboring BS information, thereby provide fast return scheme between a kind of different system unlike the prior art, for the user provides more choices.
An embodiment according to wireless terminal of the present invention, when multimode terminal 61 switch or gravity treatment after the second wireless communication system 63, again the second wireless communication system 63 switch or gravity treatment behind new the second wireless communication system residential quarter, neighboring BS information deriving means 612 also is used for obtaining the neighboring BS information of the first wireless communication system 62 that new the second wireless communication system residential quarter configures.In this embodiment, switch in the second wireless communication system when multimode terminal or gravity treatment when the new residential quarter, regain the neighboring BS information of the first wireless communication system, if new residential quarter has the FRI value and allows the fast return function, can realize equally fast return the first wireless communication system, thereby enlarge range of application of the present invention.
Fig. 7 illustrates the block diagram of another embodiment of a kind of wireless terminal of the present invention.As shown in Figure 7, this wireless terminal comprises fast return indication deriving means 71, neighboring BS information deriving means 72, fast return final controlling element 73 and condition for validity setting device 74.Wherein, fast return indication deriving means 71 and neighboring BS information deriving means 72 can referring to the description of fast return indication deriving means 61 and neighboring BS information deriving means 62 in Fig. 6, for for purpose of brevity, be not described in detail in this.Condition for validity setting device 74 is used to the FRI information that FRI deriving means 71 obtains that condition for validity is set; Fast return final controlling element 73 is used for the quick gravity treatment of neighboring BS information according to the FRI information of the second wireless communication system current service cell and condition for validity and the first wireless communication system to the first wireless communication system.Wherein, the condition for validity inefficacy for example comprises effective timer expiry, receives new FRI value.
In the above-described embodiments, the FRI value that is the residential quarter by the condition for validity setting device arranges condition for validity, can control better the realization of fast return function, has increased the reliability of technical scheme of the present invention.
Fig. 8 illustrates the block diagram of an embodiment of radio network controller of the present invention.As shown in Figure 7, radio network controller comprises FRI dispensing device 81 and FRI trigger equipment 82.Wherein, the FRI trigger equipment is used for monitoring FRI information and sends trigger condition, when trigger condition satisfies, sends to FRI dispensing device 81 and sends indication; After FRI dispensing device 81 is received and sent indication, send the FRI information of the second wireless communication system.Wherein, trigger condition is such as comprising that the residential quarter is activated, multimode terminal is set up channel etc.
In superincumbent several embodiment, each device illustrates to illustrate their function with block diagram.These functional blocks can realize with hardware, software, firmware, middleware, microcode, hardware description voice or their combination in any.For instance, one or two functional blocks can utilize the code that operates on microprocessor, digital signal processor (DSP) or any other suitable platform to realize.Code can represent the combination in any of process, function, subprogram, program, routine, subroutine, module or instruction, data structure or program statement.Code can be arranged in computer-readable medium.Computer-readable medium can comprise one or more memory device, for example, comprise RAM memory, flash memories, ROM memory, eprom memory, eeprom memory, register, hard disk, portable hard drive, CD-ROM or other any type of storage mediums well known in the art.Computer-readable medium can also comprise the carrier wave of encoded data signal.
Alternatively, perhaps in addition, one or two functional modules can utilize application-specific integrated circuit (ASIC) (ASIC), controller, microcontroller, state machine, field programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic, discrete hardware components or their combination in any to realize.
Those skilled in the art will recognize that hardware, firmware and software configuration replaceability in these cases, and how to realize best each described function in application-specific ground
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment with various modifications that the present invention's design is suitable for special-purpose.
Claims (16)
1. a different system fast return method, is characterized in that, comprising:
Multimode terminal receives the fast return indication information of the second wireless communication system from the first wireless communication system, whether described fast return indication information is used to indicate and allows described multimode terminal from described the second described the first wireless communication system of wireless communication system fast return; Wherein, described the first wireless communication system and described the second wireless communication system are different systems;
Described multimode terminal switching or gravity treatment receive the neighboring BS information of described first wireless communication system of current service cell after described the second wireless communication system;
Described multimode terminal arrives described the first wireless communication system according to the fast return indication information of described the second wireless communication system and the neighboring BS information fast return of described the first wireless communication system.
2. different system according to claim 1 fast return method, is characterized in that, described multimode terminal comprises from the step that the first wireless communication system receives the fast return indication information of the second wireless communication system:
Described multimode terminal receives the fast return indication information of described the second wireless communication system from the system message of described the first wireless communication system broadcasting;
Perhaps
The signaling that described multimode terminal sends by described the first wireless communication system receives the fast return indication information of described the second wireless communication system.
3. different system according to claim 1 fast return method, is characterized in that, described multimode terminal switches or the step of gravity treatment neighboring BS information of described the first wireless communication system of reception after described the second wireless communication system comprises:
After described the second wireless communication system, obtain the neighboring BS information of described the first wireless communication system when described multimode terminal gravity treatment according to the system message of broadcasting;
And/or
After described multimode terminal switches to described the second wireless communication system, obtain the neighboring BS information of described the first wireless communication system according to the message of described the second wireless communication system network transmission.
4. different system fast return method according to claim 1, it is characterized in that, described multimode terminal comprises according to the neighboring BS information fast return of the fast return indication information of described the second wireless communication system and described the first wireless communication system step to described the first wireless communication system:
Carry out business when described multimode terminal when discharging in described the second wireless communication system, judge whether to allow fast return according to the fast return indication information of described the second wireless communication system;
If the indication of described fast return indication information allows fast return, carry out fast cell according to the neighboring BS information of described first wireless communication system of current service cell resident, resident to described the first wireless communication system.
5. different system according to claim 1 fast return method, is characterized in that, described multimode terminal switch or gravity treatment after described the second wireless communication system, also comprise:
Switch in described the second wireless communication system when described multimode terminal or gravity treatment behind the new residential quarter, obtain the neighboring BS information of described first wireless communication system of described new residential quarter.
6. different system according to claim 4 fast return method, is characterized in that, described multimode terminal switch or gravity treatment after described the second wireless communication system, also comprise:
Described multimode terminal is carried out isosystem measurement in described the second wireless communication system, obtain the measured value of the adjacent area of described the first wireless communication system, according to described measured value, is sorted in the adjacent area of described the first wireless communication system;
The neighboring BS information of described described the first wireless communication system according to current service cell is carried out resident, the resident step to described the first wireless communication system of fast cell and is comprised:
It is resident, resident to described the first wireless communication system that the order of the adjacent area of described first wireless communication system of described multimode terminal after according to sequence is carried out the residential quarter.
7. any one described different system fast return method according to claim 1 to 6, is characterized in that, also comprises:
Described multimode terminal is that the fast return indication information of described the second wireless communication system small area arranges condition for validity;
When the fast return indication information of described the second wireless communication system or described residential quarter lost efficacy, described multimode terminal carries out the residential quarter to be selected, and perhaps resides in described the second wireless communication system.
8. different system according to claim 7 fast return method, is characterized in that, described condition for validity lost efficacy and comprises effective timer expiry, receives new FRI value.
9. different system according to claim 7 fast return method, is characterized in that, described the first wireless communication system, described the second wireless communication system are GSM, TD-SCDMA, WCDMA or LTE wireless communication system.
10. a wireless terminal, is characterized in that, comprising:
Fast return indication deriving means, be used for receiving from the first wireless communication system the fast return indication information of the second wireless communication system, whether described fast return indication information is used to indicate and allows multimode terminal from described the second described the first wireless communication system of wireless communication system fast return; Described the first wireless communication system and described the second wireless communication system are different systems;
The neighboring BS information deriving means is used for switching or gravity treatment after described the second wireless communication system, receives the neighboring BS information of described first wireless communication system of current service cell from described the second wireless communication system;
The fast return final controlling element is used for arriving described the first wireless communication system according to the fast return indication information of described the second wireless communication system and the neighboring BS information fast return of described the first wireless communication system.
11. wireless terminal according to claim 10 is characterized in that, described fast return indication deriving means receives described fast return indication information by system message or signaling from described the first wireless communication system.
12. wireless terminal according to claim 10 is characterized in that, also comprises:
The condition for validity setting device is used to the fast return indication information of the residential quarter that described fast return indication deriving means obtains that condition for validity is set;
Described fast return final controlling element is used for arriving described the first wireless communication system according to the fast return indication information of described the second wireless communication system current service cell and the neighboring BS information fast return of condition for validity and described the first wireless communication system thereof.
13. wireless terminal according to claim 10 is characterized in that, the system message that described neighboring BS information deriving means is broadcasted according to described the second wireless communication system is obtained the neighboring BS information in described the first wireless communication system; And/or obtain the neighboring BS information of described the first wireless communication system according to the message that described the second wireless communication system network sends.
14. a radio network controller is positioned at the first wireless communication system, it is characterized in that, comprising:
Fast return indication dispensing device, be used for sending to multimode terminal the fast return indication information of the second wireless communication system small area, whether described fast return indication information is used to indicate and allows described multimode terminal from described the second described the first wireless communication system of wireless communication system fast return; Wherein, described the first wireless communication system and described the second wireless communication system are different systems.
15. radio network controller according to claim 14 is characterized in that, also comprises:
Fast return indication trigger equipment is used for monitoring fast return indication information and sends trigger condition, when described trigger condition satisfies, sends to described fast return indication dispensing device and sends indication;
After described fast return indication dispensing device is received described transmission indication, send the fast return indication information of the second wireless communication system small area to multimode terminal.
16. a fast return system of different system comprises the first wireless communication system, the second wireless communication system, described the first wireless communication system and described the second wireless communication system are different systems, it is characterized in that, fast return system of described different system also comprises:
As the described wireless terminal of claim 10-13 any one with as the described radio network controller of claim 14-15 any one;
The neighboring BS information dispensing device is positioned at described the second wireless communication system, is used for sending current service cell at the neighboring BS information of described the first wireless communication system to described wireless terminal.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20130034080A1 (en) * | 2011-08-02 | 2013-02-07 | Qualcomm Incorporated | Method for fast return to source rat (radio access technology) after redirection to target rat |
| US20130201915A1 (en) * | 2012-02-07 | 2013-08-08 | Htc Corporation | Apparatuses and methods for out-of-band information feedback |
| US9031563B2 (en) * | 2012-04-12 | 2015-05-12 | Qualcomm Incorporated | Enhanced inter-RAT mobility support using inter-RAT channel avoidance |
| CN103535078B (en) * | 2012-11-01 | 2016-11-02 | 华为技术有限公司 | Network reselection method and radio network controller |
| US8914029B2 (en) * | 2012-11-27 | 2014-12-16 | Qualcomm Incorporated | Provisioning of adaptive frequency list for pseudo-fast return from a target cellular communication network to a source cellular communication network to user equipment |
| CN103906150A (en) * | 2012-12-28 | 2014-07-02 | 展讯通信（上海）有限公司 | Device resident to LTE network and user equipment |
| CN103906183B (en) * | 2012-12-28 | 2019-01-04 | 展讯通信（上海）有限公司 | A kind of user equipment is resident to the method for LTE network |
| CN103906158A (en) * | 2012-12-28 | 2014-07-02 | 展讯通信（上海）有限公司 | Method for returning to LTE network from 2G/3G network |
| CN104284380A (en) * | 2013-07-09 | 2015-01-14 | 中国移动通信集团公司 | Network return method of multi-mode terminal and multi-mode terminal |
| CN103517363B (en) * | 2013-10-15 | 2017-02-22 | 中国联合网络通信集团有限公司 | Differentiation system quick return method and terminal |
| EP3120619B1 (en) * | 2014-03-18 | 2018-12-12 | Telefonaktiebolaget LM Ericsson (publ) | Method and wireless communication device for idle mode mobility management |
| US20150350963A1 (en) * | 2014-05-30 | 2015-12-03 | Qualcomm Incorporated | Pseudo-fast return in a wireless network |
| US9585065B2 (en) * | 2014-06-03 | 2017-02-28 | Mediatek Inc. | Mobile communications devices and methods for inter-radio access technology performance enhancement |
| CN105792244A (en) * | 2014-12-22 | 2016-07-20 | 中兴通讯股份有限公司 | System message optimization method and system of 2G (2-Generation wireless telephone technology) network |
| CN107231667A (en) * | 2017-06-22 | 2017-10-03 | 奇酷互联网络科技（深圳）有限公司 | Using the method, device and mobile terminal of the high standard network of FR function gravity treatments |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101523949A (en) * | 2006-10-03 | 2009-09-02 | 株式会社Ntt都科摩 | Cell/carrier switching and switching back upon rrc connection |
| CN101754334A (en) * | 2008-12-16 | 2010-06-23 | 株式会社东芝 | Mobile radio terminal and communication processing method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8699450B2 (en) * | 2008-05-11 | 2014-04-15 | Qualcomm Incorporated | Systems and methods for multimode wireless communication handoff |
-
2010
- 2010-08-20 CN CN 201010258729 patent/CN101925147B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101523949A (en) * | 2006-10-03 | 2009-09-02 | 株式会社Ntt都科摩 | Cell/carrier switching and switching back upon rrc connection |
| CN101754334A (en) * | 2008-12-16 | 2010-06-23 | 株式会社东芝 | Mobile radio terminal and communication processing method |
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