CN103209449B - A kind of by the method and apparatus that ANDSF is user's switching and network access - Google Patents
A kind of by the method and apparatus that ANDSF is user's switching and network access Download PDFInfo
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Abstract
It is an object of the invention to provide a kind of by the method and apparatus that ANDSF is user's switching and network access.Wherein, the data traffic that ANDSF acquisition uses within a wireless communication network reaches the user of predetermined amount of flow threshold value；When described user is in WLAN environment, send network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.Compared with prior art, the present invention is for the bigger user of the data traffic that uses within a wireless communication network, ANDSF is when finding that such user is in WLAN environment, corresponding network indication message is pushed to its subscriber equipment, to indicate respective user equipment to switch to this WLAN from current cordless communication network, thus alleviating the data traffic load of cordless communication network, save data, services expense for the user that data traffic is bigger simultaneously.
Description
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of by the technology that ANDSF is user's switching and network access.
Background technology
In recent years, mobile operator had been noted that the quick growth of user data traffic.Particularly with some mobile operator, the quantity flow of user increased with double situation every year in recent years.Therefore, increase substantially although network capacity has also obtained, but it still can not meet the growth needs of user data traffic.In the rapid growth of number of users flow, an important reason is in that, there is big flow user, as often downloaded the file of big data quantity and/or using the P2P mobile subscriber carried out data transmission.
According to 3GPP specification, ANDSF (AccessNetworkDiscoveryandSelectionFunction) access network discovery and selection functional entity, send shift strategy rule for storage and to subscriber equipment, access network switching to guide subscriber equipment to carry out.
But, prior art does not provide a kind of method so that ANDSF is considering that, on the basis of data traffic demand of aforementioned big flow user, instruction subscriber equipment carries out accessing the switching of network, to alleviate the data traffic load of cordless communication network.
Summary of the invention
It is an object of the invention to provide a kind of by the method and apparatus that ANDSF is user's switching and network access.
According to an aspect of the invention, it is provided a kind of by the method that ANDSF is user's switching and network access, wherein, the method comprises the following steps:
A obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value；
B, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
According to another aspect of the present invention, additionally providing a kind of by the method that PCRF auxiliary is user's switching and network access, wherein, the method comprises the following steps:
-when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF, is the one or more user's switching and network access for ANDSF.
According to an aspect of the invention, it is provided a kind of ANDSF for user's switching and network access, wherein, this ANDSF includes:
Big flow user's acquisition device, reaches the user of predetermined amount of flow threshold value for obtaining the data traffic used within a wireless communication network；
Network switching instruction device, for when described user is in WLAN environment, sending network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
According to another aspect of the present invention, additionally providing the PCRF that a kind of auxiliary is user's switching and network access, wherein, this PCRF includes:
ID dispensing device, for when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF, is the one or more user's switching and network access for ANDSF.
According to a further aspect of the invention, additionally provide a kind of device for user's switching and network access, wherein, this device includes such as the aforementioned ANDSF for user's switching and network access according to one aspect of the invention with such as the aforementioned PCRF that auxiliary is user's switching and network access according to a further aspect of the present invention.
Compared with prior art, the present invention is for the bigger user of the data traffic that uses within a wireless communication network, ANDSF is when finding that such user is in WLAN environment, corresponding network indication message is pushed to its subscriber equipment, to indicate respective user equipment to switch to this WLAN from current cordless communication network, thus alleviating the data traffic load of cordless communication network, save data, services expense for the user that data traffic is bigger simultaneously.
Accompanying drawing explanation
By reading the detailed description that non-limiting example is made made with reference to the following drawings, the other features, objects and advantages of the present invention will become more apparent upon:
Fig. 1 illustrate according to one aspect of the invention by the method flow diagram that ANDSF is user's switching and network access；
Fig. 2 illustrates to be the method flow diagram of user's switching and network access with ANDSF and PCRF in accordance with a preferred embodiment of the present invention；
Fig. 3 illustrates the device schematic diagram of the ANDSF for user's switching and network access according to a further aspect of the present invention；
Fig. 4 illustrates the device schematic diagram coordinating ANDSF and the PCRF being user's switching and network access in accordance with a preferred embodiment of the present invention.
In accompanying drawing, same or analogous accompanying drawing labelling represents same or analogous parts.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the method flow diagram according to one aspect of the invention, it is shown that a kind of by the process that ANDSF is user's switching and network access.
As it is shown in figure 1, in step S101, ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value；In step s 102, when described user is in WLAN environment, ANDSF sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Specifically, in step S101, ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described cordless communication network includes but not limited to any that be applicable to the present invention, can be carried out accessing the larger communication network of network switching, such as 3GWCDMA, CDMA etc. by ANDSF.
Such as, ANDSF is communicated by predetermined interface and third party device, it is obtained to the trace analysis object information of interface message between network element wireless packet data networks from this third party device, as this third party device is tracked analyzing to via the user data traffic record of network element each in wireless packet data networks, as to via GGSN (GatewayGPRSSupportNode, Gateway GPRS Support Node), PDN-GW (PacketDataNetworkGateway, grouped data network gateway) or MME (MobilityManagementEntity, mobile management entity) user data traffic record be tracked analyze, obtain corresponding user data traffic and reach the user of predetermined amount of flow threshold value, this third party device can be answered the request of ANDSF or actively push the user totem information of such user reaching predetermined amount of flow threshold value to ANDSF, thus ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described third party device includes but not limited to the Special Equipment that interface message between network element each in wireless packet data networks is tracked analyze, and has other equipment of the function that interface message between aforementioned network element is tracked analysis.
And for example, ANDSF is communicated by predetermined interface and charge system, the data traffic consumption information of user described cordless communication network is obtained from this charge system, as this charge system inquires about the data traffic consumer record of user, obtain corresponding user data traffic and reach the user of predetermined amount of flow threshold value, this charge system can be answered the request of ANDSF or actively push the user totem information of such user reaching predetermined amount of flow threshold value to ANDSF, thus ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described charge system such as AAA (AuthenticationAuthorizationandAccounting) checking, mandate and account entity.
In step s 102, when described user is in WLAN environment, ANDSF sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Such as, ANDSF is when finding that user is in WLAN environment, network indication message is sent to this user, to indicate this user to be switched to this WLAN by current cordless communication network, correspondingly, the subscriber equipment of this user, after receiving this network indication message, performs map network handover operation, and from current cordless communication network, the network that accesses of this subscriber equipment is switched to this WLAN.At this, described WLAN such as WiFi network.
Preferably, in step s 102, the ANDSF positional information according to described user, it is determined that described user whether described in be in WLAN environment.Such as, the ANDSF positional information according to this subscriber equipment of user equipment to report, the Wi-Fi hotspot distributed intelligence of inquiry mobile operator, to determine whether this subscriber equipment is in the coverage of Wi-Fi hotspot, when finding that user is in WiFi network environment, network indication message is sent, to indicate this user to be switched to this WiFi network by current cordless communication network to this user.
At this, for the user that the data traffic used within a wireless communication network is bigger, ANDSF is when finding that such user is in WLAN environment, corresponding network indication message is pushed to its subscriber equipment, to indicate respective user equipment to switch to this WLAN from current cordless communication network, thus alleviating the data traffic load of cordless communication network, and, owing to user bigger for quantity flow is switched to WLAN, making the Internet resources in cordless communication network can be user's service that more data traffic demand is less, improve the service quality (QoS) of data service.
Fig. 2 is method flow diagram in accordance with a preferred embodiment of the present invention, it is shown that a kind of be the process of user's switching and network access with ANDSF and PCRF.
3GPP defines a kind of PCC (PolicyControlandCharging) policy control and billing architecture.PCC framework is operated in SDF (ServiceDataFlow business data flow) level, offer policy control, charging control the functions such as the event report of function and business data flow, its service being intended to provide the user differentiation, user traffic flow bearing resource is provided to ensure and flow based charging strategy, operator is made to realize the Service control more become more meticulous based on business and user's classification and charging way, with Appropriate application Internet resources, create maximum profit.
PCC framework includes PCRF (PolicyandChargingRulesFunction) "Policy and Charging Rules Function entity, for carrying out the decision-making that business data flow detection, thresholding control, QoS control and the charging based on stream control, and PCEF (PolicyandChargingEnforcementFunction) is tactful and charging regulation execution functional entity, for performing the PCRF strategy controlling about business data flow detection, thresholding control, QoS and controlling based on the charging flowed.
As shown in Figure 2, in step 201, when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF by PCRF, is the one or more user's switching and network access for ANDSF；Correspondingly, ANDSF receives the user totem information from PCRF, and described user totem information reaches the user of predetermined amount of flow threshold value for identifying the data traffic used in described cordless communication network；In step 202., when described user is in WLAN environment, ANDSF sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
In step 201, PCRF and ANDSF is communicated by predetermined interface.Such as, when PCRF and ANDSF is placed in distinct device, PCRF and ANDSF can be carried out data transmission by the external communication interface between corresponding device；When PCRF and ANDSF is placed in same equipment, PCRF and ANDSF can be carried out data transmission by corresponding inside story interface.
In addition, PCRF obtains the data traffic that user uses within a wireless communication network, and the data traffic that each user used adds up, when the data traffic that one or more users use exceedes predetermined data traffic threshold values, the user totem information of the one or more user is submitted to ANDSF by PCRF, is the one or more user's switching and network access for ANDSF.
Or, PCRF is communicated with multiple PCEF by Gx interface, and sends the strategy performed by corresponding PCEF to such PCEF.Such as, predetermined data traffic threshold values is sent to multiple PCEF by PCRF, when the data traffic that user in a session uses reaches this data traffic threshold values, PCEF by this (s) the user totem information of user report PCRF, PCRF by this (s) the user totem information of user be transmitted to ANDSF, be the one or more user's switching and network access for ANDSF.
At this, for data traffic threshold values, mobile operator can according to its business game, different data traffic threshold values is set respectively for different grades of user, and, it is also possible to according to different cycle set data traffic threshold values, accumulative so that user is carried out data traffic according to respective cycle, as by month to date, added up quarterly, to meet the data, services user demand of different user.
In step 202., ANDSF, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Such as, the ANDSF positional information according to user equipment to report, find when this subscriber equipment is in WiFi network environment, network indication message is sent to this subscriber equipment, to indicate this subscriber equipment to be switched to this WLAN by current cordless communication network, correspondingly, this subscriber equipment is after receiving this network indication message, perform map network handover operation, accessed network and switch to this WiFi network from current cordless communication network.
Referring still to Fig. 2, in a preferred exemplary of process shown in this embodiment, this process also includes step S200.In step s 200, PCRF adds up the data traffic that at least one user uses at described cordless communication network, and the data traffic used in described cordless communication network with acquisition reaches one or more users of described data traffic threshold values.
Such as, PCRF issues to multiple PCEF and reports instruction about user data traffic, accordingly, each PCEF reports the user data traffic record of each session via corresponding PCEF to PCRF, the data traffic that multiple users are used by PCRF in described cordless communication network is added up, and the data traffic used with acquisition reaches the user of predetermined data traffic threshold values.
And for example, predetermined data traffic threshold values is sent to multiple PCEF by PCRF, when the data traffic that user in a session uses reaches this data traffic threshold values, PCEF by this (s) the user totem information of user report PCRF, user totem information from multiple PCEF is added up by PCRF, to obtain the user totem information being supplied to ANDSF.Wherein, described user totem information includes but not limited to the identification information of user, such as Mobile Directory Number, international mobile subscriber identity (IMSI, and the IP address etc. of user InternationalMobileSubscriberIdentificationNumber),.
Fig. 3 is device schematic diagram according to a further aspect of the present invention, it is shown that a kind of ANDSF for user's switching and network access.Wherein, ANDSF includes big flow user's acquisition device 311 and network switching instruction device 312.Specifically, big flow user's acquisition device 311 obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value；Network switching instruction device 312, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Big flow user's acquisition device 311 obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described cordless communication network includes but not limited to any that be applicable to the present invention, can be carried out accessing the larger communication network of network switching, such as 3GWCDMA, CDMA etc. by ANDSF.
Such as, big flow user's acquisition device 311 communicates with third party device by calling the predetermined interface of ANDSF, it is obtained to the trace analysis object information of interface message between network element each wireless packet data networks from this third party device, as this third party device is tracked analyzing to via the user data traffic record of gateway each in wireless packet data networks, as to via GGSN (GatewayGPRSSupportNode, Gateway GPRS Support Node), PDN-GW (PacketDataNetworkGateway, grouped data network gateway) or MME (MobilityManagementEntity, mobile management entity) user data traffic record be tracked analyze, obtain corresponding user data traffic and reach the user of predetermined amount of flow threshold value, this third party device can be answered the request of ANDSF or actively push the user totem information of such user reaching predetermined amount of flow threshold value to ANDSF, thus big flow user's acquisition device 311 of ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described third party device includes but not limited to the Special Equipment that interface message between network element each in wireless packet data networks is tracked analyze, and has other equipment of the function that interface message between aforementioned network element is tracked analysis.
And for example, big flow user's acquisition device 311 communicates with charge system by calling the predetermined interface of ANDSF, the data traffic consumption information of user described cordless communication network is obtained from this charge system, as this charge system inquires about the data traffic consumer record of user, obtain corresponding user data traffic and reach the user of predetermined amount of flow threshold value, this charge system can be answered the request of ANDSF or actively push the user totem information of such user reaching predetermined amount of flow threshold value to ANDSF, thus big flow user's acquisition device 311 of ANDSF obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value.At this, described charge system such as AAA (AuthenticationAuthorizationandAccounting) checking, mandate and account entity.
Network switching instruction device 312, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Such as, when finding that user is in WLAN environment, network switching instruction device 312 sends network indication message to this user, to indicate this user to be switched to this WLAN by current cordless communication network, correspondingly, the subscriber equipment of this user, after receiving this network indication message, performs map network handover operation, and from current cordless communication network, the network that accesses of this subscriber equipment is switched to this WLAN.At this, described WLAN such as WiFi network.
Preferably, the network switching instruction device 312 positional information according to described user, it is determined that described user whether described in be in WLAN environment.Such as, the network switching instruction device 312 positional information according to this subscriber equipment of user equipment to report, the Wi-Fi hotspot distributed intelligence of inquiry mobile operator, to determine whether this subscriber equipment is in the coverage of Wi-Fi hotspot, when finding that user is in WiFi network environment, network indication message is sent, to indicate this user to be switched to this WiFi network by current cordless communication network to this user.
At this, for the user that the data traffic used within a wireless communication network is bigger, ANDSF is when finding that such user is in WLAN environment, corresponding network indication message is pushed to its subscriber equipment, to indicate respective user equipment to switch to this WLAN from current cordless communication network, thus alleviating the data traffic load of cordless communication network, and, owing to user bigger for quantity flow is switched to WLAN, making the Internet resources in cordless communication network can be user's service that more data traffic demand is less, improve the service quality (QoS) of data service.
Fig. 4 is device schematic diagram in accordance with a preferred embodiment of the present invention, it is shown that coordinate ANDSF and the PCRF for user's switching and network access.Wherein, ANDSF includes big flow user's acquisition device 411 and network switching instruction device 412；PCRF includes ID dispensing device 422.
3GPP defines a kind of PCC (PolicyControlandCharging) policy control and billing architecture.PCC framework is operated in SDF (ServiceDataFlow business data flow) level, offer policy control, charging control the functions such as the event report of function and business data flow, its service being intended to provide the user differentiation, user traffic flow bearing resource is provided to ensure and flow based charging strategy, operator is made to realize the Service control more become more meticulous based on business and user's classification and charging way, with Appropriate application Internet resources, create maximum profit.
PCC framework includes PCRF (PolicyandChargingRulesFunction) "Policy and Charging Rules Function entity, for carrying out the decision-making that business data flow detection, thresholding control, QoS control and the charging based on stream control, and PCEF (PolicyandChargingEnforcementFunction) is tactful and charging regulation execution functional entity, for performing the PCRF strategy controlling about business data flow detection, thresholding control, QoS and controlling based on the charging flowed.
Specifically, the ID dispensing device 422 of PCRF is when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF, is the one or more user's switching and network access for ANDSF；Correspondingly, big flow user's acquisition device 411 of ANDSF receives the user totem information from PCRF, and described user totem information reaches the user of predetermined amount of flow threshold value for identifying the data traffic used in described cordless communication network；The network switching instruction device 412 of ANDSF, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
At this, PCRF and ANDSF is communicated by predetermined interface.Such as, when PCRF and ANDSF is placed in distinct device, PCRF and ANDSF can be carried out data transmission by the external communication interface between corresponding device；When PCRF and ANDSF is placed in same equipment, PCRF and ANDSF can be carried out data transmission by corresponding inside story interface.
In addition, PCRF obtains the data traffic that user uses within a wireless communication network, and the data traffic that each user used adds up, when the data traffic that one or more users use exceedes predetermined data traffic threshold values, the user totem information of the one or more user is submitted to ANDSF by PCRF, is the one or more user's switching and network access for ANDSF.
Or, PCRF is communicated with multiple PCEF by Gx interface, and sends the strategy performed by corresponding PCEF to such PCEF.Such as, predetermined data traffic threshold values is sent to multiple PCEF by PCRF, when the data traffic that user in a session uses reaches this data traffic threshold values, PCEF by this (s) the user totem information of user report PCRF, PCRF by this (s) the user totem information of user be transmitted to ANDSF, be the one or more user's switching and network access for ANDSF.
Wherein, for data traffic threshold values, mobile operator can according to its business game, different data traffic threshold values is set respectively for different grades of user, and, it is also possible to according to different cycle set data traffic threshold values, accumulative so that user is carried out data traffic according to respective cycle, as by month to date, added up quarterly, to meet the data, services user demand of different user.
Subsequently, the network switching instruction device 412 of ANDSF, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
Such as, the network switching instruction device 412 of the ANDSF positional information according to user equipment to report, find when this subscriber equipment is in WiFi network environment, network indication message is sent to this subscriber equipment, to indicate this subscriber equipment to be switched to this WLAN by current cordless communication network, correspondingly, this subscriber equipment is after receiving this network indication message, perform map network handover operation, accessed network and switch to this WiFi network from current cordless communication network.
Referring still to Fig. 4, in a preferred exemplary of this embodiment, PCRF also includes customer flow statistic device 421.Customer flow statistic device 421 adds up the data traffic that at least one user uses at described cordless communication network, and the data traffic used in described cordless communication network with acquisition reaches one or more users of described data traffic threshold values.
Such as, customer flow statistic device 421 issues to multiple PCEF via the Gx interface of PCRF and reports instruction about user data traffic, accordingly, each PCEF reports the user data traffic record of each session via corresponding PCEF to PCRF, the data traffic that multiple users are used by customer flow statistic device 421 in described cordless communication network is added up, and the data traffic used with acquisition reaches the user of predetermined data traffic threshold values.
And for example, predetermined data traffic threshold values is sent to multiple PCEF by customer flow statistic device 421, when the data traffic that user in a session uses reaches this data traffic threshold values, PCEF by this (s) the user totem information of user report PCRF, user totem information from multiple PCEF is added up by customer flow statistic device 421, to obtain the user totem information being supplied to ANDSF.Wherein, described user totem information includes but not limited to the identification information of user, such as Mobile Directory Number, international mobile subscriber identity (IMSI, and the IP address etc. of user InternationalMobileSubscriberIdentificationNumber),.
In addition, present invention also offers a kind of device, this device includes ANDSF and the PCRF that aforementioned cooperation is user's switching and network access, so that ANDSF and PCRF only can realize data transmission by inside story interface, thus the user totem information of PCRF one or more users that the data traffic used exceedes predetermined data traffic threshold values submits to ANDSF, ANDSF is when described user is in WLAN environment, network indication message is sent to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when without departing substantially from the spirit of the present invention or basic feature, it is possible to realize the present invention in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the invention rather than described above limits, it is intended that all changes in the implication of the equivalency dropping on claim and scope be included in the present invention.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.Furthermore, it is to be understood that " including " word is not excluded for other unit or step, odd number is not excluded for plural number.Multiple unit or the device stated in system claims can also be realized by software or hardware by a unit or device.The first, the second word such as grade is used for representing title, and is not offered as any specific order.
Claims (15)
1., by the method that ANDSF is user's switching and network access, wherein, the method comprises the following steps:
A obtains the data traffic used within a wireless communication network and reaches the user of predetermined amount of flow threshold value；
B, when described user is in WLAN environment, sends network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
2. method according to claim 1, wherein, described step b also includes:
-positional information according to described user, it is determined that whether described user is in described WLAN environment.
3. method according to claim 1 and 2, wherein, described step a includes:
-receiving the user totem information from PCRF, described user totem information reaches the user of predetermined amount of flow threshold value for identifying the data traffic used in described cordless communication network.
4. method according to claim 1 and 2, wherein, described step a includes:
-according to the trace analysis object information of interface message between network element in wireless packet data networks, obtain the data traffic used in described cordless communication network and reach the user of predetermined amount of flow threshold value.
5. method according to claim 1 and 2, wherein, described step a includes:
-according to charge system the user data traffic consumption information of cordless communication network, obtain the data traffic used at described cordless communication network and reach the user of predetermined amount of flow threshold value.
6., by the method that PCRF auxiliary is user's switching and network access, wherein, the method comprises the following steps:
-when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF, is the one or more user's switching and network access for ANDSF.
7. method according to claim 6, wherein, the method also includes:
-add up the data traffic that at least one user uses at described cordless communication network, the data traffic used in described cordless communication network with acquisition reaches one or more users of described data traffic threshold values.
8. being an ANDSF for user's switching and network access, wherein, this ANDSF includes:
Big flow user's acquisition device, reaches the user of predetermined amount of flow threshold value for obtaining the data traffic used within a wireless communication network；
Network switching instruction device, for when described user is in WLAN environment, sending network indication message to described user, to indicate described user to be switched to described WLAN by described cordless communication network.
9. ANDSF according to claim 8, wherein, described network switching instruction device is additionally operable to:
-positional information according to described user, it is determined that whether described user is in described WLAN environment.
10. ANDSF according to claim 8 or claim 9, wherein, described big flow user's acquisition device is used for:
-receiving the user totem information from PCRF, described user totem information reaches the user of predetermined amount of flow threshold value for identifying the data traffic used in described cordless communication network.
11. ANDSF according to claim 8 or claim 9, wherein, described big flow user's acquisition device is used for:
-according to the trace analysis object information of interface message between network element in wireless packet data networks, obtain the data traffic used in described cordless communication network and reach the user of predetermined amount of flow threshold value.
12. ANDSF according to claim 8 or claim 9, wherein, described big flow user's acquisition device is used for:
-according to charge system the user data traffic consumption information of cordless communication network, obtain the data traffic used at described cordless communication network and reach the user of predetermined amount of flow threshold value.
13. the PCRF that auxiliary is user's switching and network access, wherein, this PCRF includes:
ID dispensing device, for when the data traffic that one or more users use within a wireless communication network reaches predetermined data traffic threshold values, the user totem information of the one or more user is sent to ANDSF by PCRF, is the one or more user's switching and network access for ANDSF.
14. PCRF according to claim 13, wherein, this PCRF also includes:
Customer flow statistic device, for adding up the data traffic that at least one user uses at described cordless communication network, the data traffic used in described cordless communication network with acquisition reaches one or more users of described data traffic threshold values.
15. be a device for user's switching and network access, wherein, this device includes the ANDSF as according to any one of claim 8 to the 10 and PCRF as described in claim 13 or 14.
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| TWI539859B (en) * | 2013-08-07 | 2016-06-21 | 宏碁股份有限公司 | Communication system with radio interworking capability and related user equipment |
| WO2015042833A1 (en) * | 2013-09-26 | 2015-04-02 | 华为技术有限公司 | Cell reselection method and device |
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| CN109889473B (en) * | 2014-08-08 | 2021-11-19 | 创新先进技术有限公司 | Method for realizing information push and third-party client |
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| CN101827411A (en) * | 2009-03-04 | 2010-09-08 | 华为技术有限公司 | Network selection method, device and terminal |
| CN102318237A (en) * | 2010-03-12 | 2012-01-11 | 联发科技股份有限公司 | Method of multi-radio interworking in heterogeneous wireless communication networks |
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