CN102017772A - Method, device and system for redirecting - Google Patents
Method, device and system for redirecting Download PDFInfo
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- CN102017772A CN102017772A CN2009800001285A CN200980000128A CN102017772A CN 102017772 A CN102017772 A CN 102017772A CN 2009800001285 A CN2009800001285 A CN 2009800001285A CN 200980000128 A CN200980000128 A CN 200980000128A CN 102017772 A CN102017772 A CN 102017772A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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Abstract
One embodiment of the present invention discloses a method, a device and a system for redirecting which relate to the communication technical field. The method for redirecting includes: sending a radio resource control connection request which carrying frequency band capability information to a UTRAN; receiving a radio resource control connection rejection message which carrying an access frequency sent from the UTRAN; selecting a cell access network according to the access frequency. The embodiment of the present invention improves the success probability of redirection and decreases the time relay of UE accessing network.
Description
A kind of methods, devices and systems technical field of redirection
The present invention relates to communication technical field, more particularly to a kind of methods, devices and systems of redirection.Background technology
In wireless communication technology field, UE (User Equipment, user terminal in cell）By setting up RRC (Radi o Resource Cont ro l, wireless heterogeneous networks）It is linked into wireless network process, situations such as network side can be based on load or type of service passes through RRC CONNECTION REJECT, and (wireless heterogeneous networks connection is refused）Message indicates that UE initiates access procedure in other frequencies or system, here it is the redirection process of RRC connection establishment stages.
In the redirecting technique of existing RRC connections establishment stage, network side for UE when specifying access frequency or system, in this case it is not apparent that the frequency range ability information that UE is supported, thus there may be the situation that the frequency UE indicated by network side is not supported.According to existing redirecting technique, if the frequency UE that network side is indicated is not supported, UE cannot find suitable cell on that frequency and be resident and initiate access network process, then UE has to the process for waiting longer time delay to initiate access network in other frequencies again.Accordingly, there exist redirect success rate it is relatively low, the problem of UE access delays are longer.
The content of the invention
The embodiments of the invention provide a kind of methods, devices and systems of redirection, the success rate of redirection is improved, the time delay of UE accesses is reduced.
To achieve the above object, the embodiment of the present invention uses following technical scheme：
The embodiments of the invention provide a kind of method of redirection, including：
Sent to Universal Terrestrial wireless access network in wireless resource control connection request, the wireless resource control connection request and carry frequency range ability information；
Receive in the wireless heterogeneous networks connection refused message that Universal Terrestrial wireless access network is sent, the wireless heterogeneous networks connection refused message and carry the access frequency determined according to the frequency range ability information carried in the wireless resource control connection request；
According to the access frequency selection cell access network.
The embodiment of the present invention provides a kind of method of redirection, including：
Receive in the wireless resource control connection request that user terminal is sent, the wireless resource control connection request and carry frequency range ability information；
According to the frequency range ability information, the access frequency of user terminal is determined；
Sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency.
The embodiments of the invention provide a kind of method of redirection, including：
Wireless resource control connection request is sent to Universal Terrestrial wireless access network；
Receive in the wireless heterogeneous networks connection refused message that Universal Terrestrial wireless access network is sent, the wireless heterogeneous networks connection refused message and carry access frequency；
When supporting the access frequency, according to the access frequency selection cell access network.
The embodiments of the invention provide a kind of device of redirection, including：
Generation module is asked, the wireless resource control connection request of frequency range ability information is carried for generating；First sending module, for sending the wireless resource control connection request to Universal Terrestrial wireless access network；
First receiving module, the access frequency that the frequency range ability information carried in the wireless resource control connection request sent according to the first sending module is determined is carried in wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；
AM access module, for accessing the access network according to the access frequency selection cell.
The embodiments of the invention provide a kind of device of redirection, including：
Frequency range ability information is carried in second receiving module, the wireless resource control connection request for receiving user terminal transmission, the wireless resource control connection request；
Frequency determining module, for according to the frequency range ability information, determining the access frequency of user terminal；Second sending module, access frequency is carried for being sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The embodiments of the invention provide a kind of device of redirection, including：
3rd sending module, for being sent to Universal Terrestrial wireless access network, wireless heterogeneous networks connection is partial to be asked；Access frequency is carried in 3rd receiving module, the wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；
Processing module, for when supporting the access frequency, according to the access frequency selection cell access network.
Technical scheme provided in an embodiment of the present invention, by the frequency range ability information that UE is carried in RRC connection request, allow UTRAN and specify it suitably to access frequency for UE accordingly, or UE frequency range ability information is not carried in RRC connection request, when UE judges not supporting the access frequency that UTRAN is specified, UE is not accessed then with the access frequency, but the process of access network is directly initiated with other frequencies, so as to improve the success rate of redirection, the time delay of UE accesses is reduced.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Fig. 4 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Fig. 5 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Fig. 6 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Fig. 7 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Fig. 8 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Fig. 9 is a kind of schematic diagram of the system of redirection provided in an embodiment of the present invention；
Figure 10 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Figure 11 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Figure 12 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Figure 13 is a kind of flow chart of the method for redirection provided in an embodiment of the present invention；
Figure 14 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Figure 15 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；Figure 16 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Figure 17 is a kind of structure chart of the device of redirection provided in an embodiment of the present invention；
Figure 18 is a kind of schematic diagram of the system of redirection provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
As shown in figure 1, reorientation method provided in an embodiment of the present invention, including：
101st, sent to UTRAN in wireless resource control connection request, the wireless resource control connection request and carry frequency range ability information；
UE will be linked into UMTS (Univer sa l Mob i le Te lecommuni ca t ion Sys tem, UMTS）When middle, RRC connection request first is sent to UTRAN, preparation sets up RRC connections, UE frequency range ability information is carried in the RRC connection request, the frequency range that the frequency range ability information can be supported by UE, or the frequency range that UE is not supported.
102nd, receive in the wireless heterogeneous networks connection refused message that UTARAN is sent, the wireless heterogeneous networks connection refused message and carry the access frequency determined according to the frequency range ability information carried in the wireless resource control connection request；
When UTRAN judges to need the access to the UE to redirect, wireless heterogeneous networks connection refused message can be sent to the UE, the promising UE is carried in the wireless heterogeneous networks connection refused message and redirects the access frequency specified, the frequency range ability information of the UE is obtained in the wireless resource control connection request sent from UE in advance due to UTRAN, it is thereby possible to select the frequency that UE is supported is appointed as UE access frequency；
UE receives the wireless heterogeneous networks connection refused message, and it is the access frequency that it is specified that the refuse information, which carries UTRAN,.
103rd, according to the access frequency selection cell access network.
UE is received after the wireless heterogeneous networks connection refused message, selects suitable cell to access to UMTS network according to the access frequency of its carrying.
Reorientation method provided in an embodiment of the present invention, UE carries UE frequency range ability information in the wireless resource control connection request for be sent to UTRAN, UTRA is enabled to know the frequency range that the UE is supported, so as to specify suitable access frequency for UE, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced；In addition, such a technical scheme can be applied not only in reorientation method, the interaction of other UE and network side can also be applied to, (D i rec t Re t ry Dec i s i on, directly retry decision to such as DRD）Process, that is UE to network side when sending connection request, UE frequency range ability information is carried in the connection request, network side is enabled to know the frequency range that the UE is supported, avoid UE from being indicated on the alien-frequency district that it is not supported and set up synchronous, so as to improve the success rate of DRD operations.
As shown in Fig. 2 a kind of reorientation method provided in an embodiment of the present invention, including：
201st, receive in the wireless resource control connection request that user terminal is sent, the wireless resource control connection request and carry frequency range ability information；
UTRAN receives the wireless resource control connection request that UE is sent, frequency range ability information is carried in the wireless resource control connection request, the frequency range that the frequency range ability information can be supported by UE, or the frequency range that UE is not supported.
202nd, according to the frequency range ability information, the access frequency of user terminal is determined；
UTRAN judges whether to need the access to the UE to redirect according to the UE wireless resource control connection requests sent and current network condition；When needing to redirect, according to the frequency range ability information, UE access frequency is determined；If the frequency range that the frequency range ability information is supported by UE, UTRAN selects frequency to be appointed as UE access frequency in the frequency range；If the frequency range that the frequency range ability information is not supported for UE, UTRAN selects frequency to be appointed as UE access frequency outside the frequency range.
203rd, sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency.
It is determined that after access frequency, the access frequency is carried in wireless heterogeneous networks connection refused message, and the wireless heterogeneous networks connection refused message is sent into UE.
The method of redirection provided in an embodiment of the present invention, by the frequency range ability information that UE is carried in the wireless resource control connection request that UE is sent, UTRA is enabled to know the frequency range that the UE is supported, so as to specify suitable access frequency for UE, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
Above-described embodiment is mainly used in the scene that UMTS network internals are redirected.When the region residing for UE is UMTS network and other networks, such as LTE (Long Term Evo lut ion, Long Term Evolution）During the region collectively covered, because LTE networks have the higher availability of frequency spectrum and transmission speed in itself, therefore for UE some business, the experience brought for user can be substantially more preferable than UMTS network, in this case, in order that user obtains better services experience, UMTS generally requires to make UE access to LTE network with the mode redirected, in order to applied to such a scene, as shown in Figure 3, the embodiments of the invention provide a kind of method of redirection, following for the method for the description redirection more clearly, the region that UMTS Wang Network are collectively covered with LTE network is located at UE, and the UE supports the situation of LTE network to be described, but it is to be noted that, the method redirected shown in Fig. 3 can also be applied to other situations, the present invention is not limited herein.
301st, the network identity that frequency range ability information and UE support networks are carried in wireless resource control connection request, the wireless resource control connection request is sent to UTRAN；
When UE will be linked into UMTS, RRC connection request first is sent to UTRAN, RRC connections are set up in preparation, UE frequency range ability information is carried in the RRC connection request and the network identity of network is supported；When the UE is located at the region that UMTS network is collectively covered with LTE network, and during the UE supports LTE network, the network identity of the support network can be LTE network identities, the frequency range that the frequency range ability information can in the lte networks be supported by UE, or the frequency range do not supported in the lte networks.
302nd, receive and access frequency and access network mark are carried in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message；
When UTRAN judges to need the access to the UE to redirect to LTE network, wireless heterogeneous networks connection refused message can be sent to the UE, the promising UE is carried in the wireless heterogeneous networks connection refused message and redirects the access frequency specified and access network mark, the access network is designated LTE network mark in embodiments of the present invention, the frequency range ability information and LTE network mark of the UE is obtained in the wireless resource control connection request sent from UE in advance due to UTRAN, therefore, the frequency that UE is supported in LTE networks can be selected to be appointed as UE access frequency；
UE receives the wireless heterogeneous networks connection refused message, and the refuse information carries the access frequency and LTE network mark that UTRAN specifies for it.
303rd, the access network is accessed according to the access frequency and access network mark selection cell.
UE is received after the wireless heterogeneous networks connection refused message, selects suitable cell to access to the LTE network according to the access frequency of its carrying and LTE network mark.
As shown in figure 4, the embodiments of the invention provide a kind of reorientation method, including：
401st, the network identity that frequency range ability information and UE Zhi Chi Wang Network are carried in the wireless resource control connection request that UE is sent, the wireless resource control connection request is received；
UTRAN receives the wireless resource control connection request that UE is sent, frequency range ability information is carried in the wireless resource control connection request and UE supports the network identity of network, in embodiments of the present invention, the UE supports the network identity of network to be identified for LTE network, the frequency range that the frequency range ability information can be supported by UE in LTE networks, or the frequency range that UE is not supported in LTE network.
402nd, the network identity of network is supported according to the frequency range ability information and user terminal, the access frequency and access network mark of user terminal is determined；
UTRA judges whether to need the access to the UE to redirect according to the UE wireless resource control connection requests sent and current network condition；In embodiments of the present invention, when needing UE being redirected to LTE networks, the LTE network identities are access network mark, are identified according to the frequency range ability information and LTE network, determine UE access frequency in the lte networks；If the frequency range that the frequency range ability information is supported in the lte networks by UE, UTRAN selects frequency to be appointed as UE access frequency in the frequency range；If the frequency range ability information for UE in the lte networks no
The frequency range of support, then UTRAN select frequency to be appointed as UE access frequency outside the frequency range.
403rd, sent to UE and access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
It is determined that after access frequency, the access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, and the wireless heterogeneous networks connection refused message is sent into UE.
The method of redirection provided in an embodiment of the present invention, by carrying UE frequency range ability information and the mark for the network supported in the wireless resource control connection request that UE is sent, UTRA is known and specifies suitable access frequency, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
The embodiment of the present invention provides a kind of method of redirection, UE sends wireless resource control connection request to UTRAN, frequency range ability informations of the UE in UMTS networks is carried in the wireless resource control connection request, and frequency range ability information of the network identity and UE of other networks of the UE supports in other described networks, the frequency range that the frequency range ability information can be supported for UE, or the frequency range that UE is not supported；
UTRAN is received after the wireless resource control connection request, UTRAN # shelters state wireless resource control connection request and current network condition, judge whether to need the access to the UE to redirect, and determine UE is redirected to which network and frequency, i.e. when needing to redirect UE in UMTS network, frequency range ability informations of the UTRA according to the UE carried in the wireless resource control connection request in a umts network, determine the access frequency that UE is redirected, and the access frequency is carried in wireless heterogeneous networks connection refused message；When needing UE being redirected to other networks, frequency range ability informations of the UTRAN according to the network identity and UE of the UE carried in the wireless resource control connection request other networks supported in other described networks, access network mark and access frequency that UE is redirected are determined, and the access network is identified and accessed frequency is carried in wireless heterogeneous networks connection refused message；Afterwards, the wireless heterogeneous networks connection refused message is sent to UE;
UE is received after the wireless heterogeneous networks connection refused message, according to its carrying access frequency or
Frequency and access network mark are accessed, UMTS network or the access network are accessed to again.
The method of redirection provided in an embodiment of the present invention, by carrying the frequency range ability informations of UE in a umts network in the wireless resource control connection request that UE is sent, and frequency range ability information of the network identity and UE of other networks of the UE supports in other described networks, UTRAN is known to determine suitably to access frequency, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
The embodiment of the present invention provides a kind of method of redirection again, Neighboring Cell List and/or adjacent frequency point list are provided with UE and UTRAN both sides, UE is before wireless resource control connection request is sent, frequency range ability information is determined according to the Neighboring Cell List and/or adjacent frequency point list, if the frequency range that UE is not supported is not present in such as Neighboring Cell List or/and adjacent frequency point list, then UE is just not used in wireless resource control connection request carrying frequency range ability information；Or UE is using the frequency ranges supported of UE in Neighboring Cell List and/or adjacent frequency point list or the frequency range do not supported as frequency range ability information, and the frequency range ability information is carried on during wireless heterogeneous networks connection leans on and ask.
UTRAN is received after the wireless resource control connection request, it is that the UE determines access frequency according to the frequency range ability information carried in the Neighboring Cell List and/or adjacent frequency point list and the wireless resource control connection request, such as, if the wireless resource control connection request does not carry frequency range ability information, UTRAN selectes frequency as UE access frequency from the Neighboring Cell List and/or adjacent frequency point list；Or, according to according to the frequency range ability information carried in the wireless resource control connection request, the frequency range that UE is supported in the Neighboring Cell List and/or adjacent frequency point list is determined, and therefrom selected frequency is carried in wireless heterogeneous networks connection refused message as UE access frequency.
The other technologies means of the embodiment of the present invention are identical with the embodiment provided above, not described here any more；In embodiments of the present invention by setting Neighboring Cell List and/or adjacent frequency point list in UE and UTRAN both sides, and UE frequency range ability information is determined according to the Neighboring Cell List and/or adjacent frequency point list, so as to reduce the bit number that the frequency range ability information takes in the wireless resource control connection request, system resource is saved.
In addition, the technical scheme that the embodiment of the present invention is proposed can be applied not only in reorientation method,
The interaction of other UE and network side is can apply to, (Di rec t Ret ry Dec i s ion, directly retry decision to such as DRD）Process, that is UE to network side when sending connection request, UE frequency range ability information is carried in the connection request, network side is enabled to know the frequency range that the UE is supported, avoid UE from being indicated on the alien-frequency district that it is not supported and set up synchronous, so as to improve the success rate of DRD operations.
As shown in figure 5, the embodiments of the invention provide a kind of device of redirection, including：
Generation module 501 is asked, the wireless resource control connection request of frequency range ability information is carried for generating；
First sending module 502, frequency range ability information is carried for being sent to Universal Terrestrial wireless access network in the wireless resource control connection request that the request generation module 501 is generated, the wireless resource control connection request；The frequency range that the frequency range ability information can be supported by UE, or the frequency range that UE is not supported；
Access frequency is carried in first receiving module 503, the wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；
AM access module 504, for carried in the wireless heterogeneous networks connection refused message that is obtained according to first receiving module 503 the selection of access frequency ' j, area's access network.
The device of redirection provided in an embodiment of the present invention, in addition to：
Frequency range ability information determining module 505, for determining frequency range ability information according to Neighboring Cell List and/or adjacent frequency point list, and the frequency range ability information is carried in the wireless resource control connection request.
As shown in fig. 6, a kind of device of redirection provided in an embodiment of the present invention, including：
Frequency range ability information is carried in second receiving module 601, the wireless resource control connection request for receiving user terminal transmission, the wireless resource control connection request；The frequency range that the frequency range ability information can be supported by UE, or the frequency range that UE is not supported；
Frequency determining module 602, for the frequency range ability information carried in the wireless resource control connection request that is obtained according to second receiving module 601, determines the access frequency of user terminal；Or it is additionally operable to determine the access frequency of user terminal according to the frequency range ability information and Neighboring Cell List and/or adjacent frequency point list
Rate.
Second sending module 603, the access frequency that the frequency determining module 602 is determined is carried for being sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The device of redirection provided in an embodiment of the present invention, by the frequency range ability information that UE is carried in the wireless resource control connection request that UE is sent, UTRAN is enabled to know the frequency range that the UE is supported, so as to specify suitable access frequency for UE, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
Further, the device of redirection provided in an embodiment of the present invention, it can be also used for the region that UE is collectively covered positioned at UMTS networks and other networks, and need that UE access is redirected to the scene of other networks by UMTS networks, in this scene, as shown in Fig. 7, the device of redirection provided in an embodiment of the present invention, including：
Generation module 701 is asked, the wireless resource control connection request for generating the network identity for carrying frequency range ability information and supporting network；The frequency range that the frequency range ability information can be supported by UE in network is supported, or the frequency range that UE is not supported in the network supported；
First sending module 702, the wireless heterogeneous networks connection for sending request generation module 701 generation to Universal Terrestrial wireless access network is very asked；
First receiving module 703, the wireless heterogeneous networks connection refused message for carrying access frequency and access network mark for receiving the transmission of Universal Terrestrial wireless access network；
AM access module 704, access frequency and access network the mark selection cell for being carried in the wireless heterogeneous networks connection refused message that is obtained according to first receiving module 703 accesses the access network.
The device of redirection provided in an embodiment of the present invention, in addition to：
Frequency range ability information determining module 705, for determining frequency range ability information according to Neighboring Cell List and/or adjacent frequency point list, and the frequency range ability information is carried in the wireless resource control connection request.
As shown in figure 8, a kind of device of redirection provided in an embodiment of the present invention, including：
Second receiving module 801, the wireless resource control connection request for receiving user terminal transmission, institute
State the network identity that frequency range ability information and user terminal support network are carried in wireless resource control connection request；The frequency range that the frequency range ability information can be supported by UE in network is supported, or the frequency range that UE is not supported in the network supported；
Frequency determining module 802, frequency range ability information and user terminal for being carried in the wireless resource control connection request that is obtained according to second receiving module 801 support the network identity of network, determine the access frequency and access network mark of user terminal；Or it is additionally operable to determine the access frequency of user terminal according to the frequency range ability information and Neighboring Cell List and/or adjacent frequency point list.
Second sending module 803, access frequency and access network mark that the frequency determining module 802 is determined are carried for being sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The device of redirection provided in an embodiment of the present invention, by carrying UE frequency range ability information and the mark for the network supported in the wireless resource control connection request that UE is sent, UTRAN is known and specifies suitable access frequency, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
As shown in figure 9, the embodiments of the invention provide a kind of system of redirection, including：UE and UTRAN, the UE, frequency range ability information is carried for being sent to UTRAN in wireless resource control connection request, the wireless resource control connection request；Receive in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message and carry access frequency；According to the access frequency selection cell access network；
The UTRAN, the wireless heterogeneous networks connection for receiving UE transmissions, which is leaned on, to be asked, and frequency range ability information is carried in the wireless resource control connection request；According to the frequency range ability information, UE access frequency is determined；Sent to UE in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency.
The system of redirection provided in an embodiment of the present invention, by carrying frequency range ability information in the wireless resource control connection request that UE is sent to UTRAN, so that UTRAN can know the frequency range that UE is supported, and specify access frequency accordingly for UE, so as to the small UE of the success rate , Minus for improving redirection
The time delay of access.
Further, the system of redirection provided in an embodiment of the present invention, it can be also used for the region that UE is collectively covered positioned at UMTS networks and other networks, and need that UE access is redirected to the scene of other networks by UMTS networks, in this scene, the system of redirection provided in an embodiment of the present invention, including：UE and UTRAN,
The UE, the network identity of frequency range ability information and UE support networks is carried for being sent to UTRAN in wireless resource control connection request, the wireless resource control connection request；Receive and access frequency and access network mark are carried in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message；The access network is accessed according to the access frequency and access network mark selection cell；
Frequency range ability information is carried in the UTRAN, the wireless resource control connection request for receiving UE transmissions, the wireless resource control connection request and UE supports the network identity of network；The network identity of network is supported according to the frequency range ability information and UE, UE access frequency and access network mark is determined；Sent to UE and access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The system of redirection provided in an embodiment of the present invention, by carrying UE frequency range ability information and the mark for the network supported in the wireless resource control connection request that UE is sent, UTRAN is known and specifies suitable access frequency, therefore the success rate of redirection is improved, the time delay of UE accesses is reduced.
As shown in Fig. 10, the embodiments of the invention provide a kind of method of redirection, including：
1 001, wireless resource control connection request is sent to UTRAN；
When UE will be linked into UMTS, RRC connection request first is sent to UTRAN, RRC connections are set up in preparation；
1 002, receive in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message and carry access frequency；
When UTRAN judges to need the access to the UE to redirect, nothing can be sent to the UE
Carry promising described in line resources control connection refused message, the wireless heterogeneous networks connection refused message
UE redirects the access frequency specified；UE receives the wireless heterogeneous networks connection refused message, and it is the access frequency that it is specified that the refuse information, which carries UTRAN,.
1003rd, when supporting the access frequency, according to the access frequency selection cell access network.UE is received after the wireless heterogeneous networks connection refused message, and the access frequency carried to it judges, if the access frequency is the frequency supported, selects suitable cell to access to UMTS network according to the access frequency；Otherwise, then the process of access network is not initiated with the access frequency, but the frequency selection cell supported immediately with UE accesses to UMTS network.
As shown in Fig. 11, the embodiment of the present invention provides a kind of method of redirection, including：
11 01, the wireless resource control connection request that UE is sent is received；
11 02, sent to UE in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency.
UTRAN judges whether to need the access to the UE to redirect according to the UE wireless resource control connection requests sent and current network condition；When needing to redirect, it is that the UE specifies access frequency, the access frequency is carried in wireless heterogeneous networks connection refused message, and the wireless heterogeneous networks connection refused message is sent to UE.
The embodiment of the present invention is that its access frequency specified judges to UTRAN by UE, if the access frequency is supported by UE, then UE is accessed according to the access frequency, otherwise, then select a suitable cell access UMTS network in the UE frequencies supported immediately, so as to which the frequency for avoiding UE not support initiates access procedure, the time delay of UE accesses is reduced.
As shown in figure 12, the embodiments of the invention provide a kind of method of redirection, the region that UE is collectively covered positioned at UMTS network and other networks is can be applied to, and needs that UE access is redirected to the scene of other networks by UMTS network, the method of the redirection, including：
1201st, wireless resource control connection request is sent to UTRAN；
When UE will be linked into UMTS, RRC connection request first is sent to UTRAN, RRC connections are set up in preparation；
1202nd, receive and access frequency and access network mark are carried in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message；
When UTRAN judges to need the access to the UE to redirect, it can be sent to the UE and access frequency and access network mark that the promising UE redirections are specified are carried in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message；UE receives the wireless heterogeneous networks connection refused message, and the refuse information carries the access frequency and access network mark that UTRAN specifies for it.
1203rd, when supporting the access frequency and access network, according to the access frequency selection cell access network.
UE is received after the wireless heterogeneous networks connection refused message, the access network mark and access frequency carried to it judges, if the frequency supported in the access network that the access frequency is supported by UE, suitable cell is selected to access to the access network according to the access frequency；Otherwise, then the process of access network is not initiated with the access frequency, but the frequency supported immediately using UE selects suitable cell to access to the access network as access frequency.
As shown in Fig. 13, the embodiments of the invention provide a kind of method of redirection, including：
1 301, the wireless resource control connection request that UE is sent is received；
1 302, sent to UE and access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
UTRA judges whether to need the access to the UE to redirect according to the UE wireless resource control connection requests sent and current network condition；When needing to redirect, access frequency and access network mark are specified for the UE, the access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, and the wireless heterogeneous networks connection refused message is sent to UE.
The embodiment of the present invention specifies access network and access frequency to judge UTRAN by UE for it, if the access frequency in the access network is supported by UE, then UE is accessed according to the access frequency, otherwise, then accessed immediately with the frequency of support, so as to which the frequency for avoiding UE not support initiates access procedure, the time delay of UE accesses is reduced.
As shown in figure 14, the embodiments of the invention provide a kind of device of redirection, including：
3rd sending module 1401, for sending wireless resource control connection request to Universal Terrestrial wireless access network；
Access frequency is carried in 3rd receiving module 1402, the wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；
Processing module 1403, for when supporting the access frequency, people's network to be connect according to the access frequency selection cell.
As shown in figure 15, the embodiments of the invention provide a kind of device of redirection, including：
4th receiving module 1501, the wireless resource control connection request for receiving user terminal transmission；4th sending module 1502, access frequency is carried for being sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The device of redirection provided in an embodiment of the present invention, it is that its access frequency specified judges to UTRAN by UE, if the access frequency is supported by UE, then UE is accessed according to the access frequency, otherwise, then accessed immediately with the frequency of support, so that the frequency for avoiding UE not support, reduces the time delay of UE accesses.
Further, the device of redirection provided in an embodiment of the present invention, it can be also used for the region that UE is collectively covered positioned at UMTS networks and other networks, and need that UE access is redirected to the scene of other networks by UMTS networks, in this scene, as shown in figure 16, the device of redirection provided in an embodiment of the present invention, including：
3rd sending module 1601, for sending wireless resource control connection request to Universal Terrestrial wireless access network；
Access frequency and access network mark are carried in 3rd receiving module 1602, the wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；
Processing module 1603, for when supporting the access frequency and access network, according to the access frequency and access network selection cell access network.
As shown in figure 17, the embodiments of the invention provide a kind of device of redirection, including：
4th receiving module 1701, the wireless resource control connection request for receiving UE transmissions；4th sending module 1702, access frequency and access network mark are carried for being sent to UE in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The device of redirection provided in an embodiment of the present invention, access network and access frequency is specified to judge for it UTRAN by UE, if the access frequency in the access network is supported by UE, then UE is accessed according to the access frequency, otherwise, then accessed immediately with the frequency of support, so that the frequency for avoiding UE not support is accessed, reduce the time delay of UE accesses.
As shown in Fig. 18, the embodiments of the invention provide a kind of system of redirection, including：UE and UTRAN, wherein, the UE, for sending wireless resource control connection request to UTRAN；Receive in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message and carry access frequency；The access frequency is judged, if supporting the access frequency, according to the access frequency selection cell access UMTS network, if not supporting the access frequency, free access frequency carries out access UMTS network；
The UTRAN, the wireless resource control connection request for receiving UE transmissions；Sent to UE in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency.
The system of redirection provided in an embodiment of the present invention, it is that its access frequency specified judges to UTRAN by UE, if the access frequency is supported by UE, then UE is accessed according to the access frequency, otherwise, then accessed immediately with the frequency of support, so that the frequency for avoiding UE not support is accessed, reduce the time delay of UE accesses.
Further, the system of redirection provided in an embodiment of the present invention, it can be also used for the region that UE is collectively covered positioned at UMTS networks and other networks, and need that UE access is redirected to the scene of other networks by UMTS networks, in this scene, the system of redirection provided in an embodiment of the present invention, including：UE and UTRAN,
The UE, for sending wireless resource control connection request to UTRAN；Receive and access frequency and access network mark are carried in the wireless heterogeneous networks connection refused message that UTRAN is sent, the wireless heterogeneous networks connection refused message；Frequency is identified and accessed to the access network to judge, if supporting institute
The access frequency of access network is stated, then accesses the access network according to the access frequency selection cell, if not supporting the access frequency, free access frequency carries out the access access network；
The UTRAN, the wireless resource control connection request for receiving UE transmissions；Sent to UE and access frequency and access network mark are carried in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.
The system of redirection provided in an embodiment of the present invention, judged by the UE access frequencies specified to UTRAN for it and access network mark, if the access frequency in the access network is supported by UE, then UE carries out accessing the access network according to the access frequency, otherwise, the access access network is then carried out with the frequency of support immediately, so that the frequency for avoiding UE not support is accessed, the time delay of UE accesses is reduced.
One of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method can be by program to instruct the hardware of correlation to complete, described program can be stored in computer-readable recording medium, such as R0M/RAM, magnetic disc or CD.
It is described above; only embodiment of the invention, but protection scope of the present invention is not limited thereto, any one skilled in the art the invention discloses technical scope in; change or replacement can be readily occurred in, should be all included within the scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (16)
- Claims1st, a kind of method of redirection, it is characterised in that including：Sent to Universal Terrestrial wireless access network in wireless resource control connection request, the wireless resource control connection request and carry frequency range ability information；Receive in the wireless heterogeneous networks connection refused message that Universal Terrestrial wireless access network is sent, the wireless heterogeneous networks connection refused message and carry the access frequency determined according to the frequency range ability information carried in the wireless resource control connection request；According to the access frequency selection cell access network.2nd, the method for redirection according to claim 1, it is characterised in that the network identity that user terminal supports network is also carried in the wireless resource control connection request；Access network mark is also carried in the wireless heterogeneous networks connection refused message；Included according to the step of the access frequency selection cell access network：The access network is accessed according to the access frequency and access network mark selection cell.3rd, the method for redirection according to claim 1 or 2, it is characterised in that described frequency range ability information includes：The frequency range of user terminal support or the frequency range do not supported.4th, the method for redirection according to claim 1 or 2, it is characterised in that before the transmission wireless resource control connection request to Universal Terrestrial wireless access network, in addition to：Frequency range ability information is determined according to Neighboring Cell List and/or adjacent frequency point list, and the frequency range ability information is carried in the wireless resource control connection request.5th, a kind of method of redirection, it is characterised in that including：Receive in the wireless resource control connection request that user terminal is sent, the wireless resource control connection request and carry frequency range ability information；According to the frequency range ability information, the access frequency of user terminal is determined；Sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message and carry access frequency. 6th, the method for redirection according to claim 5, it is characterised in that the network identity that user terminal supports network is also carried in the wireless resource control connection request；Access network mark is also carried in the wireless heterogeneous networks connection refused message；Include according to the frequency range ability information, the step of the access frequency for determining user terminal：The network identity of network is supported according to the frequency range ability information and user terminal, the access frequency and access network mark of user terminal is determined.7th, the method for the redirection according to claim 5 or 6, it is characterised in that the frequency range ability information includes：The frequency range of user terminal support or the frequency range do not supported.8th, the method for the redirection according to claim 5 or 6, it is characterised in that described according to the frequency range ability information, determining the access frequency of user terminal includes：According to the frequency range ability information and Neighboring Cell List and/or adjacent frequency point list, the access frequency of user terminal is determined.9th, a kind of device of redirection, it is characterised in that including：Generation module is asked, the wireless resource control connection request of frequency range ability information is carried for generating；First sending module, for sending the wireless resource control connection request to Universal Terrestrial wireless access network；First receiving module, the wireless heterogeneous networks connection sent according to the first sending module is carried in wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message and leans on the access frequency for asking the frequency range ability information of middle carrying to determine；AM access module, for accessing the access network according to the access frequency selection cell.10th, the device of the redirection according to claim 9, it is characterised in that the request generation module is additionally operable to generate the wireless resource control connection request for the network identity for carrying frequency range ability information and supporting network；First receiving module is additionally operable to receive the wireless heterogeneous networks connection refused message for carrying access frequency and access network mark； The AM access module is additionally operable to access the access network according to the access frequency and access network mark selection cell.11st, the device of the redirection according to claim 9 or 10, it is characterised in that also include：Frequency range ability information determining module, for determining frequency range ability information according to Neighboring Cell List and/or adjacent frequency point list, and the frequency range ability information is carried in the wireless resource control connection request.12nd, a kind of device of redirection, it is characterised in that including：Frequency range ability information is carried in second receiving module, the wireless resource control connection request for receiving user terminal transmission, the wireless resource control connection request；Frequency determining module, for according to the frequency range ability information, determining the access frequency of user terminal；Second sending module, access frequency is carried for being sent to user terminal in wireless heterogeneous networks connection refused message, the wireless heterogeneous networks connection refused message.13rd, the device of redirection according to claim 12, it is characterised in that second receiving module is additionally operable to receive the wireless resource control connection request of the network identity for carrying user terminal support network and frequency range ability information；The frequency determining module is additionally operable to support the network identity of network according to the frequency range ability information and user terminal, determines the access frequency and access network mark of user terminal；Second sending module is additionally operable to send the wireless heterogeneous networks connection refused message for carrying access frequency and access network mark to user terminal.14th, the device of the redirection according to claim 12 or 13, it is characterised in that the frequency determining module is additionally operable to determine the access frequency of user terminal according to the frequency range ability information and Neighboring Cell List and/or adjacent frequency point list.15th, a kind of method of redirection, it is characterised in that including：Wireless resource control connection request is sent to Universal Terrestrial wireless access network；Receive in the wireless heterogeneous networks connection refused message that Universal Terrestrial wireless access network is sent, the wireless heterogeneous networks connection refused message and carry access frequency；When supporting the access frequency, according to the access frequency selection cell access network. 16th, the method for redirection according to claim 15, it is characterised in that access network mark is also carried in the wireless heterogeneous networks connection refused message；Described is specially when supporting the access frequency and during access network, according to the access frequency selection cell access network when supporting the access frequency, the step of according to the access frequency selection cell access network.17th, a kind of device of redirection, it is characterised in that including：3rd sending module, for sending wireless resource control connection request to Universal Terrestrial wireless access network；Access frequency is carried in 3rd receiving module, the wireless heterogeneous networks connection refused message for receiving the transmission of Universal Terrestrial wireless access network, the wireless heterogeneous networks connection refused message；Processing module, for when supporting the access frequency, according to the access frequency selection cell access network.18th, the device of redirection according to claim 17, it is characterised in that including：3rd receiving module, is additionally operable to receive the wireless heterogeneous networks connection refused message for carrying access frequency and access network mark；The processing module, is additionally operable to when supporting the access frequency and access network, according to the access frequency and access network selection cell access network.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2009/071434 WO2010121431A1 (en) | 2009-04-23 | 2009-04-23 | Method, device and system for redirecting |
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| CN102017772A true CN102017772A (en) | 2011-04-13 |
| CN102017772B CN102017772B (en) | 2013-04-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105979597A (en) * | 2016-06-27 | 2016-09-28 | 宇龙计算机通信科技(深圳)有限公司 | Communication resource distribution method, communication resource distribution device, base station and terminal |
| WO2017075806A1 (en) * | 2015-11-06 | 2017-05-11 | Qualcomm Incorporated | Methods and apparatus for correct detection of high speed cells in a communication system |
| CN106851752A (en) * | 2016-12-26 | 2017-06-13 | 努比亚技术有限公司 | A kind of user equipment and its method for realizing speech business |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313322B (en) * | 2012-03-15 | 2017-05-31 | 华为技术有限公司 | Reorientation method and user equipment |
| CN104126318A (en) * | 2012-05-15 | 2014-10-29 | 华为技术有限公司 | Access control method, terminal and access network device |
| WO2013170444A1 (en) * | 2012-05-15 | 2013-11-21 | 华为技术有限公司 | Access control method, terminal, and access network device |
| CN104168616A (en) * | 2013-05-20 | 2014-11-26 | 华为技术有限公司 | Redirection method and device |
| CN117544989B (en) * | 2024-01-09 | 2024-05-24 | 荣耀终端有限公司 | Redirection method, access network equipment and terminal equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008092332A (en) * | 2006-10-03 | 2008-04-17 | Nec Corp | Mobile communication system, radio base station controller and candidate cell select method |
| CN101207914B (en) * | 2006-12-21 | 2010-09-22 | 华为技术有限公司 | Method, apparatus and system for wireless resource control connecting |
| CN101389127A (en) * | 2007-09-12 | 2009-03-18 | 华为技术有限公司 | Redirection method, system, customer equipment and wireless network control unit |
| CN101400143A (en) * | 2007-09-26 | 2009-04-01 | 华为技术有限公司 | Redirecting method, system and apparatus for UE |
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2009
- 2009-04-23 WO PCT/CN2009/071434 patent/WO2010121431A1/en active Application Filing
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017075806A1 (en) * | 2015-11-06 | 2017-05-11 | Qualcomm Incorporated | Methods and apparatus for correct detection of high speed cells in a communication system |
| CN105979597A (en) * | 2016-06-27 | 2016-09-28 | 宇龙计算机通信科技(深圳)有限公司 | Communication resource distribution method, communication resource distribution device, base station and terminal |
| CN105979597B (en) * | 2016-06-27 | 2020-02-21 | 宇龙计算机通信科技(深圳)有限公司 | Communication resource allocation method, allocation device, base station and terminal |
| CN106851752A (en) * | 2016-12-26 | 2017-06-13 | 努比亚技术有限公司 | A kind of user equipment and its method for realizing speech business |
| CN106851752B (en) * | 2016-12-26 | 2020-10-30 | 中船舰客教育科技(北京)有限公司 | User equipment and method for realizing voice service |
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| CN102017772B (en) | 2013-04-24 |
| WO2010121431A1 (en) | 2010-10-28 |
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