CN104754661A - Method for achieving seamless switching between cellular network and WiFi network, network device and user equipment - Google Patents
Method for achieving seamless switching between cellular network and WiFi network, network device and user equipment Download PDFInfo
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- CN104754661A CN104754661A CN201310750978.5A CN201310750978A CN104754661A CN 104754661 A CN104754661 A CN 104754661A CN 201310750978 A CN201310750978 A CN 201310750978A CN 104754661 A CN104754661 A CN 104754661A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
- H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
- H04W36/1446—Reselecting a network or an air interface over a different radio air interface technology wherein at least one of the networks is unlicensed
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Abstract
The invention discloses a method for achieving seamless switching between a cellular network and a WiFi network, a network device and user equipment. The method comprises the steps that the cellular network sends a broadcast message carrying WiFi adjacent-region description information; the cellular network performs judge according to a received measurement result and controls the seamless switching between the cellular network and the WiFi network of accessed user equipment (UE).
Description
Technical field
The present invention relates to network handoff technique, particularly relate to one and realize the method for honeycomb (Cellular) seamless switching between network and WiFi network, the network equipment and subscriber equipment.
Background technology
Present inventor, in the process realizing the embodiment of the present application technical scheme, at least finds to there is following technical problem in prior art:
Along with popularizing of smart mobile phone, more and more higher to the rate requirement of transfer of data, the simple radio communication by conventional cellular concept can not meet the data communication needs of user, namely the access demand of subscriber equipment (UE) can not have been met by Cellular network, therefore, this communication technology of WiFi is more and more paid attention to due to its transmission rate at a high speed.But, current Cellular with WiFi is separated deployment, the two does not have too many contact, Cellular and WiFi does not also accomplish seamless switching, Cellular and WiFi well can not be merged, so that realize the seamless switching of UE access between Cellular network to WiFi network, suitable real-time performance UE is selected to access.
At present, when UE access switches between Cellular and WiFi, current UE access time to the selection of institute's access network (Cellular or WiFi) be people for arranging, namely by UE on one's own initiative, take artificial selection mode to carry out access control selection, network can not be selected adaptively.If can carry out ACTIVE CONTROL by network side, control UE selects access way, and UE just can select network adaptively, realizes the seamless switching of UE access between Cellular and WiFi network.In prior art, for this problem, not yet there is effective solution.
Summary of the invention
In order to solve prior art Problems existing, the embodiment of the present invention is desirable to provide a kind of method, the network equipment and the UE that realize seamless switching between Cellular network and WiFi network, UE can select network adaptively, achieves the seamless switching of UE access between Cellular and WiFi network.
The embodiment of the present invention realizes the method for seamless switching between cellular network and WiFi network, and described method comprises:
Honeycomb Cellular network sends broadcast, carries WiFi adjacent area descriptor in described broadcast;
Described Cellular network judges according to the measurement result received, and controls the seamless switching of user equipment (UE) access between Cellular network and WiFi network.
Preferably, described Cellular network judges according to the measurement result received, and control UE accesses the seamless switching between Cellular network and WiFi network, specifically comprises:
The network load of described Cellular network monitoring self, the WiFi network loading condition of downstream transmission speed and acquisition, judges in conjunction with described measurement result, and control UE accesses at Cellular network to the seamless switching in WiFi network;
Described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
Preferably, described control UE accesses the seamless switching between Cellular network and WiFi network, specifically comprises:
Described Cellular network sends switching command, and initiatively initiated the switching of UE access by WiFi network, UE accesses WiFi network after responding WiFi network; Or,
Described Cellular network sends switching command, and initiatively initiated the switching of UE access by UE self, WiFi network responds UE, allows UE to access WiFi network.
The embodiment of the present invention realizes the method for seamless switching between cellular network and WiFi network, and described method comprises:
User equipment (UE) receives broadcast, obtains WiFi adjacent area descriptor from described broadcast;
Described UE obtains the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures, measure the Cellular network at UE described target AP;
The measurement result that the described target AP of measurement and described Cellular network obtain is reported; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network and WiFi network.
Preferably, described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
Preferably, described UE obtains the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures, specifically comprise described target AP:
When described target AP is measured, obtain target AP from described target AP and issue the WiFi adjacent area descriptor of carrying frame;
Described target AP is issued the WiFi adjacent area descriptor of carrying in frame to mate with the WiFi adjacent area descriptor obtained from described broadcast before, from described target AP, screen actual object of measurement;
When the match is successful for WiFi adjacent area descriptor, then the AP that the match is successful is proceeded to measure as actual object of measurement.
The network equipment of the embodiment of the present invention, the described network equipment comprises:
Transmitting element, for sending broadcast, carries WiFi adjacent area descriptor in described broadcast;
Control unit, for judging according to the measurement result received, controls the seamless switching of user equipment (UE) access between Cellular network and WiFi network.
Preferably, described control unit, also comprises:
Judgment sub-unit, for monitoring the network load of Cellular network self, the WiFi network loading condition of downstream transmission speed and acquisition, judges in conjunction with described measurement result, and control UE accesses at Cellular network to the seamless switching in WiFi network;
Described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
Preferably, described control unit, also comprises:
Switching controls subelement, after sending switching command for described Cellular network, initiatively initiated the switching of UE access by WiFi network, UE accesses WiFi network after responding WiFi network; Or after described Cellular network sends switching command, initiatively initiated the switching of UE access by UE self, WiFi network responds UE, UE is allowed to access WiFi network.
The subscriber equipment of the embodiment of the present invention, described subscriber equipment comprises:
Receiving element, for receiving broadcast, obtains WiFi adjacent area descriptor from described broadcast;
Measuring unit, for obtaining the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures described target AP, measures the Cellular network at UE;
Report unit, report for the measurement result that the described target AP of measurement and described Cellular network are obtained; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network and WiFi network.
Preferably, described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
Preferably, described measuring unit, comprises further:
Obtain subelement, during for measuring described target AP, obtaining target AP from described target AP and issuing the WiFi adjacent area descriptor of carrying frame;
Matching unit, mating with the WiFi adjacent area descriptor obtained from described broadcast before for described target AP being issued the WiFi adjacent area descriptor of carrying in frame, from described target AP, screening actual object of measurement;
Measure subelement, for when the match is successful for WiFi adjacent area descriptor, then the AP that the match is successful is proceeded to measure as actual object of measurement.
The method of the embodiment of the present invention comprises: Cellular network sends broadcast, carries WiFi adjacent area descriptor in described broadcast; Described Cellular network judges according to measurement result, and control UE accesses the seamless switching between Cellular network and WiFi network.Adopt the embodiment of the present invention, owing to carrying WiFi adjacent area descriptor in broadcast, therefore, make UE can according to WiFi adjacent area descriptor know need measure WiFi adjacent area in target access (AP, Acess Point), the measurement result obtained target AP and Cellular network measure is reported Cellular network and is used for switching controls, Cellular network is judged according to the measurement result received, and control UE accesses the seamless switching between Cellular network and WiFi network.
Accompanying drawing explanation
Fig. 1 is the network side method flow diagram of the embodiment of the present invention;
Fig. 2 is the user equipment side method flow diagram of the embodiment of the present invention;
Fig. 3 is the network equipment composition structural representation of the embodiment of the present invention;
Fig. 4 is the subscriber equipment composition structural representation of the embodiment of the present invention;
Fig. 5 is the schematic diagram of the fusion of the embodiment of the present invention one WiFi and Cellular;
Fig. 6 is the interface relationship schematic diagram of the embodiment of the present invention one WLAN access and core net;
Fig. 7 is the transmission schematic diagram of BSSID under the embodiment of the present invention one WiFi community;
Fig. 8 is the application scenarios schematic diagram that the embodiment of the present invention one WLAN initiatively initiates UE access switching;
Fig. 9 is the application scenarios schematic diagram that the embodiment of the present invention one UE initiatively initiates self access switching.
Embodiment
Be described in further detail below in conjunction with the enforcement of accompanying drawing to technical scheme.
The embodiment of the present invention is for the seamless switching of UE access between Cellular network and WiFi network, current Cellular and WiFi does not also accomplish seamless switching, Cellular and WiFi well can not be merged, without contact between Cellular and WiFi, dispose respectively separately, at present selecting on UE artificially to the selection of network, controlled by UE, UE is needed to search for the message of WiFi periodic broadcasting to know WiFi information, UE could be realized and select suitable real-time performance access, that is, the seamless switching between Cellular network and WiFi network cannot be realized at present, suitable network is provided to access to realize UE to UE adaptively, need manually to carry out network selection by UE.The embodiment of the present invention is adopted to be resolved for this problem.
With regard to network side, the method realizing seamless switching between cellular network and WiFi network of the embodiment of the present invention, as shown in Figure 1, described method comprises:
Step 101, Cellular network send broadcast, carry WiFi adjacent area descriptor in described broadcast.
Here, WiFi adjacent area descriptor can be BSSID (BSSID, Basic ServiceSet Identifier), also can be service set identifier (SSID, Service Set Identifier).Preferably, BSSID is adopted.Below be all described with BSSID, but it is pointed out that also BSSID can be changed into SSID herein effective too, be achieved.BSSID than the benefit of SSID is: can identify physical address.
Step 102, Cellular network judge according to the measurement result received, and control UE accesses the seamless switching between Cellular network and WiFi network.
Here, the network load of described Cellular network monitoring self, the WiFi network loading condition of downstream transmission speed and acquisition, judges in conjunction with described measurement result, and control UE accesses the seamless switching between Cellular network and WiFi network.Such as, when Cellular network load is high or UE when the downstream transmission speed ratio of Cellular network is lower, UE is switched to WiFi network by former resident Cellular network; When WiFi network load is high or UE when the downstream transmission speed ratio of WiFi network is lower, UE switches back former resident Cellular network by WiFi network.
Described measurement result at least comprises: carry out to target AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.Wherein, carry out to target AP in WiFi network the measurement result that downlink physical measurement obtains to comprise: the signal strength signal intensity (or being called the power of WiFi signal), Signal to Interference plus Noise Ratio etc. of WiFi signal.Carry out to Cellular network the measurement result that downlink physical measurement obtains to comprise: the signal strength signal intensity (or being called the power of Cellular network signal) of Cellular network signal, signal to noise ratio, the error rate etc.
Measurement result can also comprise the access level of UE.
With regard to UE side, the method realizing seamless switching between cellular network and WiFi network of the embodiment of the present invention, as shown in Figure 2, described method comprises:
Step 201, UE receive broadcast, obtain WiFi adjacent area descriptor from described broadcast.
Step 202, UE obtain the target AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measure, measure the Cellular network at UE described target AP.
Step 203, to report measuring the measurement result that described target AP and described Cellular network obtain; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network and WiFi network.
Access with regard to the seamless switching between Cellular network and WiFi network with regard to control UE, such as, when Cellular network load is high or UE when the downstream transmission speed ratio of Cellular network is lower, UE is switched to WiFi network by former resident Cellular network; When WiFi network load is high or UE when the downstream transmission speed ratio of WiFi network is lower, UE switches back former resident Cellular network by WiFi network
Here, described measurement result at least comprises: carry out to target AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.Wherein, carry out to target AP in WiFi network the measurement result that downlink physical measurement obtains to comprise: the signal strength signal intensity (or being called the power of WiFi signal), Signal to Interference plus Noise Ratio etc. of WiFi signal.Carry out to Cellular network the measurement result that downlink physical measurement obtains to comprise: the signal strength signal intensity (or being called the power of Cellular network signal) of Cellular network signal, signal to noise ratio, the error rate etc.
Measurement result can also comprise the access level of UE.
With regard to network side, the network equipment of the embodiment of the present invention, as shown in Figure 3, the described network equipment comprises: transmitting element 11, for sending broadcast, carries WiFi adjacent area descriptor in described broadcast; Control unit 12, for judging according to the measurement result received, controls the seamless switching of user equipment (UE) access between Cellular network and WiFi network.
With regard to UE side, the UE of the embodiment of the present invention, as shown in Figure 4, described UE comprises: receiving element 21, for receiving broadcast, obtains WiFi adjacent area descriptor from described broadcast; Measuring unit 22, for obtaining the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures described target AP, measures the Cellular network at UE; Report unit 23, report for the measurement result that the described target AP of measurement and described Cellular network are obtained; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network to WiFi network.
The beneficial effect of the employing embodiment of the present invention is:
In order to realize the fusion of WiFi and Cellular, adaptive selection network is very important, the selection of current UE to network is that people is for arranging, the embodiment of the present invention proposes to carry out control UE to access way choice by network, for this reason, WiFi and Cellular needs to configure corresponding relation, introduce the concept of WiFi adjacent area, thus carry WiFi adjacent area descriptor in the broadcast that sends by Cellular network of the handover scheme of the embodiment of the present invention, set up between Cellular network and WiFi network and contact, thus Cellular is merged mutually with WiFi network, the measurement result reported according to UE on this basis judges, realize control UE by network control to access at the seamless switching of Cellular network to WiFi network, the control that a kind of network side accesses UE, UE is when carrying out data service, people is not needed to be the selection carrying out network, thus the degree of depth achieving Cellular and WiFi merges.
Preferably, UE is the WiFi adjacent area descriptor being obtained UE self measurement target AP by the message of Cellular Web broadcast, as BSSID, UE only needs to measure the AP of the BSSID that broadcast list is mentioned, and measurement result is reported Cellular, for the control of Cellular provides metrical information.As shown in Figure 5.This programme is based on the tightly coupled fusion of WiFi and Cellular, and WLAN Access Network is as shown in Figure 5 WiFi network, and Cellular network can be 2G, 3G, 4G.WiFi, by the control of core net, makes WiFi and Cellular complement one another, better for user provides service.
Preferably, the WiFi adjacent area descriptor that Cellular carries in the system message periodically issued is the description to WiFi adjacent area BSSID, UE can be handed down to by the form of broadcast, the real-time received signal strength to the WiFi signal that the AP of the BSSID mentioned in broadcast list sends of UE carries out real-time measurement, UE also measures the down-run survey information of Cellualr residing for UE self simultaneously, metrical information reports Cellular by measurement report, because Cellular is to the network load of this community, the situations such as downstream transmission speed grasp, Cellular carries out analyzing and processing to the measurement report that these information and UE report, can dispatch UE flexibly, when Cellular heavy traffic (Cellular to the network load of this community higher than default load upper threshold), or when the Cellular of UE accesses level lower (access level is lower than predetermined level threshold value), or UE is when the downstream transmission speed ratio of Cellular lower (downstream transmission speed is lower than scheduled rate threshold value), Cellular initiatively initiates switching command and requires that UE is linked into WiFi network by the switching of resident Cellular network and carries out data distribution.BSC, RNC or eNodeB directly set up the contact with WLAN controller simultaneously.
The embodiment of the present invention is specifically addressed.
One, the WiFi of the embodiment of the present invention adopts tightly coupled mode, as shown in Figure 5, and the core net of WiFi passing through provider.Wherein the interface of WLAN and core net is shown in Figure 6, aaa server is the server that 3gpp core net is responsible for safety and authentication etc., PGW/SGSN is data medium gateway, MME is mobile controlled entity, PDN is outside data network, CN is the general name to these entities of AAA, MME and PGW/SGSN, and CN refers to core net.AP and 3gpp aaa server is by standardized Sta interfaces interconnect, and WLAN gateway is by S2a interface and PGW/SGSN interconnection, and S6b is the standard interface of aaa server and PGW/SGSN.Core net obtains the neighboring BS relationship of WiFi by S2a interface, is obtained the application messages such as the authentication ciphering of corresponding WiFi community by Sta.
Two, base station issues periodic broadcast, and it is containing the information BSSID of WiFi adjacent area.Here for gsm system, elaborate specific implementation, other system is similar.Gsm system is SYSTEM INFORMATION TYPE5 in the broadcast of connected state, and in SACCH broadcast, its message structure sees the following form shown in 1, and table 1 illustrates the content of broadcast SYSTEM INFORMATION TYPE5message.The embodiment of the present invention is in order to introduce WiFi adjacent area descriptor, need to introduce new WiFi neighboring BS relationship in this table 1 message structure, increase the description to WiFi adjacent area, be shown in Table 2 in detail, table 2 illustrates that broadcast considers the content of the SYSTEM INFORMATION TYPE5message of WiFi.Wherein BSSID is the cell ID of WiFi.The beacon frame that UE is launched by AP, can obtain the BSSID of corresponding AP, and detailed beacon frame sends schematic diagram as shown in Figure 7, and beacon can periodically send, and BSSID sends on beacon frame.UE needs to judge whether to be the adjacent area that needs are measured after obtaining this BSSID, if it is carry out the measurement of the 3rd step, if not then not carrying out any process.
Table 1
Table 2
Three, the broadcast that issues according to Cellular of UE, carry out the measurement of the downlink reception power of WiFi network or the measurement of Signal to Interference plus Noise Ratio in real time, UE carries out physical layer measurement, mainly power, signal to noise ratio, the error rate etc. to residing service the descending of Cellular.
Four, UE reports the measurement of these Cellular and WLAN adjacent areas by the up channel of Cellular.
The network load of the monitoring self that five, Cellular is real-time, the dispatch situation of user, downstream transmission speed etc., Cellular knows the load condition of WiFi network by core net.
Six, Cellular realizes the measurement up to UE, and then the information that reports of comprehensive UE, determines that UE continues to reside in Cellular or is switched to most suitable AP.Such as, Celluar network load is very high, and the downlink reception level of UE to certain AP is higher again, and WiFi load is lower again, then under UE can being switched to the AP of this BSSID.
For embody rule scene, the embodiment of the present invention is described.
Application scenarios one: WLAN initiatively initiates the switching of UE access, as shown in Figure 8, comprising:
Step 301, Cellular issue broadcast, containing WiFi adjacent area BSSID in message.
Step 302, UE carry out down-run survey to the AP of the BSSID issued, and measure residing Cellular, measure simultaneously, measurement report is reported Cellular by the up channel of Cellular to other adjacent area.
Step 303, Cellular perform judgement, think and the switching needing to perform Cellular to WLAN send the handover request being switched to WLAN to core net.
Step 304, core net send switching command, allow UE be linked into target AP.
Step 305, Cellular send switching command.
Step 306, WLAN initiate Access Probe, can omit authentication.
Step 307, UE access response.
Step 308, AP access successfully.
The Radio Resource of step 309, release Cellular.
Step 310, wireless channel discharge.
Here, in this application scene, as shown at step 306, be the switching initiatively being initiated UE access by WLAN.
Application scenarios two: UE self initiatively initiates the switching of UE access, as shown in Figure 9, comprising:
Step 401, Cellular issue broadcast, containing WiFi adjacent area BSSID in message.
Step 402, UE carry out down-run survey to the AP of the BSSID issued, and measure residing Cellular, measure simultaneously, measurement report is reported Cellular by the up channel of Cellular to other adjacent area.
Step 403, Cellular perform judgement, think and the switching needing to perform Cellular to WLAN send the handover request being switched to WLAN to core net.
Step 404, core net send switching command, allow UE be linked into target AP.
Step 405, Cellular send switching command.
Step 406, UE be application access AP initiatively.
Step 407, AP accept, and allow access WLAN.
Step 408, AP access successfully.
The Radio Resource of step 409, release Cellular.
Step 410, wireless channel discharge.
Here, in this application scene, as shown at step 406, be the switching initiatively being initiated UE access by UE self.
No matter adopt which application scenarios above-mentioned, following effect can be reached:
1, switching carries out ACTIVE CONTROL by network, the amount of calculation of UE can be reduced, meanwhile, the load condition of network, incoming level etc., rate behavior of up-downgoing etc., network is the most clearly, therefore, is come initiatively to initiate by network, farthest can reduce complexity and the power consumption of UE, and the best UE is dispatched.
2, UE needs the WiFi adjacent area descriptor that in the WLAN list of measuring, BSSID represents to be that the periodic broadcast issued by Cellular is obtained, the topological relation of this WiFi adjacent area descriptor obtains according to the relation of WLAN and the Cellular of actual deployment, therefore, farthest can reduce the surveying work of UE, the WLAN of target measurement is more clear, only needs to measure the AP of the BSSID that broadcast list is mentioned.
3, introduce considering WLAN and cellular load and up-downgoing resource and downstream transmission speed, the comprehensive switching for UE makes a policy.
If module integrated described in the embodiment of the present invention using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprises some instructions and performs all or part of of method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server or the network equipment etc.).And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.Like this, the embodiment of the present invention is not restricted to any specific hardware and software combination.
Accordingly, the embodiment of the present invention also provides a kind of computer-readable storage medium, wherein stores computer program, and this computer program is for performing the method realizing seamless switching between cellular network and WiFi network of the embodiment of the present invention.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (12)
1. realize a method for seamless switching between cellular network and WiFi network, it is characterized in that, described method comprises:
Honeycomb Cellular network sends broadcast, carries WiFi adjacent area descriptor in described broadcast;
Described Cellular network judges according to the measurement result received, and controls the seamless switching of user equipment (UE) access between Cellular network and WiFi network.
2. method according to claim 1, is characterized in that, described Cellular network judges according to the measurement result received, and control UE accesses the seamless switching between Cellular network and WiFi network, specifically comprises:
The network load of described Cellular network monitoring self, the WiFi network loading condition of downstream transmission speed and acquisition, judges in conjunction with described measurement result, and control UE accesses at Cellular network to the seamless switching in WiFi network;
Described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
3. method according to claim 1 and 2, is characterized in that, described control UE accesses the seamless switching between Cellular network and WiFi network, specifically comprises:
Described Cellular network sends switching command, and initiatively initiated the switching of UE access by WiFi network, UE accesses WiFi network after responding WiFi network; Or,
Described Cellular network sends switching command, and initiatively initiated the switching of UE access by UE self, WiFi network responds UE, allows UE to access WiFi network.
4. realize a method for seamless switching between cellular network and WiFi network, it is characterized in that, described method comprises:
User equipment (UE) receives broadcast, obtains WiFi adjacent area descriptor from described broadcast;
Described UE obtains the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures, measure the Cellular network at UE described target AP;
The measurement result that the described target AP of measurement and described Cellular network obtain is reported; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network and WiFi network.
5. method according to claim 4, it is characterized in that, described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
6. the method according to claim 4 or 5, is characterized in that, described UE obtains the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures, specifically comprise described target AP:
When described target AP is measured, obtain target AP from described target AP and issue the WiFi adjacent area descriptor of carrying frame;
Described target AP is issued the WiFi adjacent area descriptor of carrying in frame to mate with the WiFi adjacent area descriptor obtained from described broadcast before, from described target AP, screen actual object of measurement;
When the match is successful for WiFi adjacent area descriptor, then the AP that the match is successful is proceeded to measure as actual object of measurement.
7. a network equipment, is characterized in that, the described network equipment comprises:
Transmitting element, for sending broadcast, carries WiFi adjacent area descriptor in described broadcast;
Control unit, for judging according to the measurement result received, controls the seamless switching of user equipment (UE) access between Cellular network and WiFi network.
8. the network equipment according to claim 7, is characterized in that, described control unit, also comprises:
Judgment sub-unit, for monitoring the network load of Cellular network self, the WiFi network loading condition of downstream transmission speed and acquisition, judges in conjunction with described measurement result, and control UE accesses at Cellular network to the seamless switching in WiFi network;
Described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
9. the network equipment according to claim 7 or 8, is characterized in that, described control unit, also comprises:
Switching controls subelement, after sending switching command for described Cellular network, initiatively initiated the switching of UE access by WiFi network, UE accesses WiFi network after responding WiFi network; Or after described Cellular network sends switching command, initiatively initiated the switching of UE access by UE self, WiFi network responds UE, UE is allowed to access WiFi network.
10. a subscriber equipment, is characterized in that, described subscriber equipment comprises:
Receiving element, for receiving broadcast, obtains WiFi adjacent area descriptor from described broadcast;
Measuring unit, for obtaining the target access AP of WiFi adjacent area according to described WiFi adjacent area descriptor, measures described target AP, measures the Cellular network at UE;
Report unit, report for the measurement result that the described target AP of measurement and described Cellular network are obtained; Described measurement result is used for the seamless switching of Cellular network control UE access between Cellular network and WiFi network.
11. subscriber equipmenies according to claim 10, it is characterized in that, described measurement result at least comprises: carry out to target access AP in WiFi network measurement result that downlink physical measurement obtains and carry out to Cellular network the measurement result that downlink physical measurement obtains.
12. subscriber equipmenies according to claim 10 or 11, it is characterized in that, described measuring unit, comprises further:
Obtain subelement, during for measuring described target AP, obtaining target AP from described target AP and issuing the WiFi adjacent area descriptor of carrying frame;
Matching unit, mating with the WiFi adjacent area descriptor obtained from described broadcast before for described target AP being issued the WiFi adjacent area descriptor of carrying in frame, from described target AP, screening actual object of measurement;
Measure subelement, for when the match is successful for WiFi adjacent area descriptor, then the AP that the match is successful is proceeded to measure as actual object of measurement.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310750978.5A CN104754661A (en) | 2013-12-31 | 2013-12-31 | Method for achieving seamless switching between cellular network and WiFi network, network device and user equipment |
| PCT/CN2014/078636 WO2014187379A1 (en) | 2013-12-31 | 2014-05-28 | Method, network equipment, and user equipment for seamless switching between cellular and wifi networks |
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| CN201310750978.5A CN104754661A (en) | 2013-12-31 | 2013-12-31 | Method for achieving seamless switching between cellular network and WiFi network, network device and user equipment |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105163355A (en) * | 2015-09-29 | 2015-12-16 | 努比亚技术有限公司 | Method and device for switching networks of mobile terminal |
| CN105188101A (en) * | 2015-07-21 | 2015-12-23 | 努比亚技术有限公司 | Network switching device and method |
| CN105357718A (en) * | 2015-11-06 | 2016-02-24 | 深圳市金立通信设备有限公司 | Wireless network load balancing method, network equipment and terminal equipment |
| CN108271225A (en) * | 2017-01-03 | 2018-07-10 | 中兴通讯股份有限公司 | A kind of network acquisition methods and device |
| CN108282844A (en) * | 2018-01-27 | 2018-07-13 | 惠州Tcl移动通信有限公司 | A kind of network and method of control user terminal selecting network formats |
| CN108834203A (en) * | 2018-06-29 | 2018-11-16 | Oppo（重庆）智能科技有限公司 | Method for switching network, device, terminal and storage medium |
| CN109451548A (en) * | 2018-12-27 | 2019-03-08 | 南京阿达尔电子科技有限公司 | Method based on gateway hot standby communication between multiple network |
| CN110892754A (en) * | 2017-07-13 | 2020-03-17 | 三星电子株式会社 | Method and apparatus for performing handover in wireless communication system |
| CN110933727A (en) * | 2019-12-18 | 2020-03-27 | 李扬 | Multi-channel converged communication method and system |
| CN115551033A (en) * | 2022-09-23 | 2022-12-30 | Oppo广东移动通信有限公司 | Network switching method, device, terminal equipment, storage medium and program product |
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| CN107872795B (en) * | 2016-09-26 | 2021-04-20 | 中国电信股份有限公司 | Authentication method and system for accessing terminal to WiFi and related equipment |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188101B (en) * | 2015-07-21 | 2018-12-21 | 努比亚技术有限公司 | network switching device and method |
| CN105188101A (en) * | 2015-07-21 | 2015-12-23 | 努比亚技术有限公司 | Network switching device and method |
| CN105163355A (en) * | 2015-09-29 | 2015-12-16 | 努比亚技术有限公司 | Method and device for switching networks of mobile terminal |
| CN105357718A (en) * | 2015-11-06 | 2016-02-24 | 深圳市金立通信设备有限公司 | Wireless network load balancing method, network equipment and terminal equipment |
| WO2017076255A1 (en) * | 2015-11-06 | 2017-05-11 | 深圳市金立通信设备有限公司 | Method for balancing load of wireless network, network equipment, and terminal equipment |
| CN108271225A (en) * | 2017-01-03 | 2018-07-10 | 中兴通讯股份有限公司 | A kind of network acquisition methods and device |
| CN110892754A (en) * | 2017-07-13 | 2020-03-17 | 三星电子株式会社 | Method and apparatus for performing handover in wireless communication system |
| US11147001B2 (en) | 2017-07-13 | 2021-10-12 | Samsung Electronics Co., Ltd. | Method and device for performing handover in wireless communication system |
| CN108282844A (en) * | 2018-01-27 | 2018-07-13 | 惠州Tcl移动通信有限公司 | A kind of network and method of control user terminal selecting network formats |
| CN108282844B (en) * | 2018-01-27 | 2020-11-17 | 惠州Tcl移动通信有限公司 | Network and method for controlling user terminal to select network system |
| CN108834203A (en) * | 2018-06-29 | 2018-11-16 | Oppo（重庆）智能科技有限公司 | Method for switching network, device, terminal and storage medium |
| CN109451548A (en) * | 2018-12-27 | 2019-03-08 | 南京阿达尔电子科技有限公司 | Method based on gateway hot standby communication between multiple network |
| CN110933727A (en) * | 2019-12-18 | 2020-03-27 | 李扬 | Multi-channel converged communication method and system |
| CN115551033A (en) * | 2022-09-23 | 2022-12-30 | Oppo广东移动通信有限公司 | Network switching method, device, terminal equipment, storage medium and program product |
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