CN103024867A - Wireless fidelity (WiFi) hotspot finding method and network switching method - Google Patents
Wireless fidelity (WiFi) hotspot finding method and network switching method Download PDFInfo
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- CN103024867A CN103024867A CN201210480238XA CN201210480238A CN103024867A CN 103024867 A CN103024867 A CN 103024867A CN 201210480238X A CN201210480238X A CN 201210480238XA CN 201210480238 A CN201210480238 A CN 201210480238A CN 103024867 A CN103024867 A CN 103024867A
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Abstract
The invention relates to the technical field of wireless communication, and discloses a wireless fidelity (WiFi) hotspot finding method and a network switching method. Reliable guarantee is supplied to physical quality of a wireless local area network (WLAN) by judging whether a cell base station where a client is positioned is covered by a WiFi hotspot signal and judging whether the cell base station meets a switching condition; and therefore, the risk of complaints of users caused by mis-judgment of information is reduced.
Description
Technical field
The present invention relates to wireless communication technology field, particularly relate to the method that a kind of WiFi focus discover method and network switch.
Background technology
Along with domestic mobile communication carrier, especially the GSM network data service customer volume of China Mobile and the rapid growth of traffic carrying capacity, the scale of GSM network sharply rises.A large amount of investments is used to increase GSM equipment, improve network capacity, yet capacity increase is difficult to come up with professional speedup, causes 2G network heavy service, and user awareness is difficult to ensure.On the other hand, what mobile communication such as Tencent QQ, little letter was used is widely used, and based on the small data piece, the business that long TCP connects becomes the main source of mobile base station carrier frequency pressure day by day.Especially the office such as office building, store, the more area of commercial crowd.This small data piece business is to occupy for a long time carrier frequency (TRX) not discharge to the harm of commmunication company, and data traffic is very little simultaneously.Cause the operator of mobile communication to be difficult to from the flow of data service, obtain necessary income, form achievement pressure.
In order to reduce data service to the carrier frequency pressure of mobile base station, reduce the cost of operation.The numerous and confused construction of each large mobile communication carrier is commonly called as WiMAX based on WiFi() wireless network of technology covers hot zones, to can from the 2G/3G network, distributing the partial data business.WiFi is the technology that a kind of user of help accesses Email, Web and streaming video.The equipment of common use WiFi technology is wireless router, the mode that the effective range that covers at the electric wave of wireless router can use WiFi to connect is networked, if wireless router has connected online circuit, then this wireless router be otherwise known as " WiFi focus ".Be to use the WiFi focus, then need to realize the switching (can be described as the WLAN switching) between 2G/3G network and the WiFi focus.Realize the switching between the two, then at first need the 2G/3G network communication equipment to find the WiFi focus.
Yet WiFi focus discovery technique existing on the Vehicles Collected from Market exists following defective or limitation:
1, the associated data between 2G/3G cell base station and the WiFi focus is imperfect, imperfection.Generally, a city need to have several thousand, the covering of up to ten thousand even several ten thousand mobile cell base stations.The relevance data of these cell base stations and WiFi focus should be with certain data format by background data base and ANDSF(access network discovery and selection function unit) server docks.Yet in actual implementation process, the information that these data provide often exists incomplete situation, shortage of data.This situation has caused ANDSF that the WLAN handover information can't be provided to the user mobile phone client foreground.
2, associated data is inaccurate.In some situation, associated data information is inaccurate, and causes background data base that unreal information is provided, if the backstage provides automatic WiFi focus discovery feature in this case, then may cause user's complaint.
Even if 3, associated data information is accurate, but specific physical location does not still exist the WiFi focus to cover.The coverage of cell base station can reach several square kilometres, and more much bigger than the covering of Wifi focus, the relation of this related coupling can not truly reflect actual related feelings, thereby this situation also can cause the poor information authenticity also may cause user's complaint.
4, associated data is accurate, and the existence of WiFi focus signal, but WiFi focus fault causes accessing the still failed risk of existence.In some cases, the Wifi focus is originally working properly, and catastrophic failure causes losing efficacy, and perhaps signal drift is unstable.In these situations, if the ANDSF back-end data provides automatic WiFi focus discovery feature, can cause equally user's complaint.
Can find out, because the existence of above-mentioned prior art defective, the physical quality that existing WLAN switches is difficult to be protected, and has increased the risk of the customer complaint that the erroneous judgement owing to information occurs.
Summary of the invention
The technical problem that (one) will solve
The technical problem that the present invention at first will solve is: how to design a kind of WiFi focus discover method that correct WiFi focus coverage information can be provided under the miscellaneous service sight.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of WiFi focus discover method, may further comprise the steps:
S1, client send the base station information of its residential quarter, place to background server;
S2, described background server to the client feedback policy information, comprise the information of the WiFi focus related with the base station of residential quarter, client place according to received base station information in the described policy information;
If the described policy information indication of S3 is the WiFi focus related with the base station of residential quarter, client place not, then carry out the WiFi hot spot scanning, to find new WiFi focus; If described policy information indication has the WiFi focus related with the base station of residential quarter, client place, then also carry out the WiFi hot spot scanning, whether available to determine the indicated WiFi focus of policy information.
Preferably, among the step S3, in the situation of not related with the base station of residential quarter, the client place WiFi focus of described policy information indication, when carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then finish; If scan new WiFi focus, then send the information of the new WiFi focus that scans to described background server, and the base station of new WiFi focus with residential quarter, client place is associated, to upgrade the data in the described background server.
Preferably, among the step S3, upgrade the data in the described background server after, return the WiFi focus that step S1 continue to carry out next round and find flow process.
Preferably, among the step S3, have in the situation of the WiFi focus related with the base station of residential quarter, client place in described policy information indication, when carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then to described background server reporting information error; If scan the WiFi focus, judge then whether the signal strength signal intensity of the WiFi focus that scans reaches predetermined threshold value, if then definite indicated WiFi focus of policy information can be used; Otherwise, finish.
Preferably, described predetermined threshold value is regulated according to switchable network environment condition.
Preferably, described WiFi focus expression related with base station base station is covered by WiFi focus signal.
Preferably, described background server is the ANDSF server.
The present invention also provides a kind of method of switching from non-WiFi network to the WiFi network, may further comprise the steps:
S1 ', utilize above-mentioned WiFi focus discover method automatically to find the WiFi focus;
S2 ', after successfully finding the WiFi focus, described client is authenticated, the authentication by after carry out the WiFi network insertion from the WiFi focus of finding.
Preferably, described non-WiFi network is 2G or 3G network.
(3) beneficial effect
Technique scheme has following advantage: whether the present invention is by being covered by WiFi focus signal client place cell base station and whether meeting further examining of switching condition, the physical quality that switches for WLAN provides reliable guarantee, has reduced the risk of the customer complaint that the erroneous judgement owing to information occurs.
Description of drawings
Fig. 1 is the method flow diagram of the embodiment of the invention one;
Fig. 2 is the method flow diagram of the embodiment of the invention two.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Embodiment one
As shown in Figure 1, the invention provides a kind of WiFi focus discover method, may further comprise the steps:
The client such as S1, smart mobile phone sends the base station information (Cell Id) of its residential quarter, place to the ANDSF server;
S2, described ANDSF server to the client feedback policy information, comprise the information of the WiFi focus related with the base station of residential quarter, client place according to received base station information in the described policy information; WiFi focus expression related with base station base station is covered by WiFi focus signal;
If the described policy information indication of S3 is the WiFi focus related with the base station of residential quarter, client place not, then from the WiFi switch of the clients such as backstage unlatching smart mobile phone, carry out the WiFi hot spot scanning, to find new WiFi focus.When carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then close the WiFi switch, flow process finishes; If scan new WiFi focus, then send the information of the new WiFi focus that scans to described ANDSF server, and the base station of new WiFi focus with residential quarter, client place be associated, to upgrade the data in the described ANDSF server, after upgrading the data in the described ANDSF server, return the WiFi focus discovery flow process that step S1 continues to carry out next round.This mode is suitable for following three kinds of professional sights:
Imperfect, the imperfection of associated data between a, client place cell base station and the WiFi focus (being policy information);
B, associated data are inaccurate.In some situation, associated data is inaccurate.Cause the backstage that unreal information is provided, may cause user's complaint;
Even if c, associated data are accurately, but specific physical location does not still exist the WiFi focus to cover.
And if the indication of described policy information has the WiFi focus related with the base station of residential quarter, client place, then also from the WiFi switch of the terminals such as backstage unlatching smart mobile phone, carry out the WiFi hot spot scanning, whether available to determine the indicated WiFi focus of policy information.When carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then close the WiFi switch, and to described ANDSF server reporting information error, namely have WiFi focus this information related with the base station of residential quarter, client place in the ANDSF server incorrect; If scan the WiFi focus, judge then whether the signal strength signal intensity of the WiFi focus that scans reaches predetermined threshold value, if then definite indicated WiFi focus of policy information can be used, open and remind client to have the operation flow of this WiFi focus; Otherwise, close the WiFi switch, flow process finishes.Described predetermined threshold value is regulated according to switchable network environment condition, for example is 70db.This mode is suitable for following professional sight: associated data is accurate, and the existence of WiFi focus signal, but WiFi focus fault causes accessing the still failed risk of existence.
As can be seen from the above embodiments, the method of the embodiment of the invention one is crossed whether client place cell base station is covered by WiFi focus signal and whether meet further examining of switching condition, be suitable for utilizing existing method may cause the WiFi focus to find failed miscellaneous service sight, reliability is strong.
Embodiment two
As shown in Figure 2, the present invention also provides a kind of method of switching from non-WiFi network (for example 2G or 3G network) to the WiFi network, may further comprise the steps:
S1 ', utilize embodiment one described WiFi focus discover method automatically to find the WiFi focus;
S2 ', after successfully finding the WiFi focus, described client is authenticated, the authentication by after carry out the WiFi network insertion from the WiFi focus of finding.
As can be seen from the above embodiments, the reliable WiFi focus discover method of the method Application Example one of the embodiment of the invention two, the physical quality that switches for WLAN provides reliable guarantee, has reduced the risk of the customer complaint that the erroneous judgement owing to information occurs.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (9)
1. a WiFi focus discover method is characterized in that, may further comprise the steps:
S1, client send the base station information of its residential quarter, place to background server;
S2, described background server to the client feedback policy information, comprise the information of the WiFi focus related with the base station of residential quarter, client place according to received base station information in the described policy information;
If the described policy information indication of S3 is the WiFi focus related with the base station of residential quarter, client place not, then carry out the WiFi hot spot scanning, to find new WiFi focus; If described policy information indication has the WiFi focus related with the base station of residential quarter, client place, then also carry out the WiFi hot spot scanning, whether available to determine the indicated WiFi focus of policy information.
2. the method for claim 1 is characterized in that, among the step S3, in the situation of not related with the base station of residential quarter, the client place WiFi focus of described policy information indication, when carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then finishes; If scan new WiFi focus, then send the information of the new WiFi focus that scans to described background server, and the base station of new WiFi focus with residential quarter, client place is associated, to upgrade the data in the described background server.
3. method as claimed in claim 2 is characterized in that, among the step S3, upgrade the data in the described background server after, return the WiFi focus that step S1 continue to carry out next round and find flow process.
4. the method for claim 1, it is characterized in that, among the step S3, have in the situation of the WiFi focus related with the base station of residential quarter, client place in described policy information indication, when carrying out the WiFi hot spot scanning, if do not scan the WiFi focus, then to described background server reporting information error; If scan the WiFi focus, judge then whether the signal strength signal intensity of the WiFi focus that scans reaches predetermined threshold value, if then definite indicated WiFi focus of policy information can be used; Otherwise, finish.
5. method as claimed in claim 4 is characterized in that, described predetermined threshold value is regulated according to switchable network environment condition.
6. the method for claim 1 is characterized in that, described WiFi focus expression related with base station base station is covered by WiFi focus signal.
7. such as each described method in the claim 1 ~ 6, it is characterized in that, described background server is access network discovery and selection function unit ANDSF server.
8. a method of switching from non-WiFi network to the WiFi network is characterized in that, may further comprise the steps:
S1 ', utilize in the claim 1 ~ 7 each WiFi focus discover method automatically to find the WiFi focus;
S2 ', after successfully finding the WiFi focus, described client is authenticated, the authentication by after carry out the WiFi network insertion from the WiFi focus of finding.
9. method as claimed in claim 8 is characterized in that, described non-WiFi network is 2G or 3G network.
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| CN201210480238XA CN103024867A (en) | 2012-11-22 | 2012-11-22 | Wireless fidelity (WiFi) hotspot finding method and network switching method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105916117A (en) * | 2016-07-06 | 2016-08-31 | 广东欧珀移动通信有限公司 | Network control method, network control device and mobile terminal |
| WO2018028575A1 (en) * | 2016-08-09 | 2018-02-15 | 华为技术有限公司 | Connection method for communication network, and terminal and service platform |
| CN108712715A (en) * | 2018-04-04 | 2018-10-26 | 天地融科技股份有限公司 | A method of carrying out network switching using bluetooth hot spot |
| US10362534B2 (en) | 2014-10-10 | 2019-07-23 | Huawei Technologies Co., Ltd. | Access point handover method in wireless communications, network control node, and user equipment |
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| CN102647771A (en) * | 2012-04-10 | 2012-08-22 | 华为技术有限公司 | Discovery and selection method, equipment, system and terminal of wireless local area network (WLAN) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10362534B2 (en) | 2014-10-10 | 2019-07-23 | Huawei Technologies Co., Ltd. | Access point handover method in wireless communications, network control node, and user equipment |
| US10972971B2 (en) | 2014-10-10 | 2021-04-06 | Huawei Technologies Co., Ltd. | Access point handover method in wireless communications, network control node, and user equipment |
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| CN108712715A (en) * | 2018-04-04 | 2018-10-26 | 天地融科技股份有限公司 | A method of carrying out network switching using bluetooth hot spot |
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Application publication date: 20130403 |