CN101965034A - Intelligent network-selecting system and method based on a plurality of wireless networks - Google Patents
Intelligent network-selecting system and method based on a plurality of wireless networks Download PDFInfo
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- CN101965034A CN101965034A CN2009103046858A CN200910304685A CN101965034A CN 101965034 A CN101965034 A CN 101965034A CN 2009103046858 A CN2009103046858 A CN 2009103046858A CN 200910304685 A CN200910304685 A CN 200910304685A CN 101965034 A CN101965034 A CN 101965034A
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Abstract
The invention relates to an intelligent network-selecting system based on a plurality of wireless networks, which comprises the following steps of: (a), receiving network signals in corresponding wireless networks by all wireless data receiving units and outputting a signal to noise ratio of each wireless network; (b), receiving the signal to noise ratio of each wireless network by a computer; (c), screening available networks in the wireless networks for standby according to the signal to noise ratio of each wireless network; (d), testing the throughput of each available network; (e), testing the response time of each available network; (f), sequencing the available networks according to the throughputs and the response times of the wireless networks; and (g), selecting the first network in the sequence in the available networks to be connected with the computer. The invention also provides an intelligent network-selecting system based on the plurality of wireless networks.
Description
Technical field
The present invention relates to a kind of intelligent network selection system and method based on multiple wireless network.
Background technology
Along with radio network technique constantly develops, increasing computer user begins to select wireless network that service on net is provided, with the notebook computer is example, the service that present many notebook computer users use WIFI (Wireless Fidelity: Wireless Fidelity is commonly called as WiMAX) to be provided is surfed the Net.Along with the release of 3G wireless network, the user also can install the 3G wireless network card on notebook computer, and the service of using the 3G wireless network to provide is surfed the Net.When notebook computer both can adopt WIFI also can adopt the online of 3G wireless network, the user needed oneself to go to select to adopt which kind of network that service on net is provided, and selected like this network might not be the best network of quality.Therefore, along with the continuous increase of any wireless network services kind, go when how to allow computer in being in the environment of multiple any wireless network services to select optimum any wireless network services will seem more and more important automatically.
Summary of the invention
In view of above content, be necessary to provide a kind of intelligent network selection system based on multiple wireless network, it goes to select automatically optimum any wireless network services in the time of can allowing computer in being in the environment of multiple any wireless network services.
Also be necessary to provide a kind of intelligent network selection method based on multiple wireless network, it goes to select automatically optimum any wireless network services in the time of can allowing computer in being in the environment of multiple any wireless network services.
Described intelligent network selection system based on multiple wireless network, this system runs in the computer, this computer is connected with a plurality of wireless data receiving elements by the communication data integral unit, described a plurality of wireless data receiving element is used to receive the network signal of each corresponding wireless network, and exports the signal to noise ratio of each wireless network; This system comprises: signal receiving module is used to receive the signal to noise ratio of each wireless network of described a plurality of wireless data receiving element outputs; Network screens module, is used for filtering out according to received signal to noise ratio the available network of each wireless network; First test module, the throughput that is used to test above-mentioned each available network; Second test module, the response time that is used to test above-mentioned each available network; The network order module is used for according to the throughput and the response time of each available network that is tested out each available network being sorted; Network selection module is used for selecting each available network ordering wireless network up front to be connected with described computer.
Described intelligent network selection method based on multiple wireless network, this method is applied in the computer, this computer is connected with a plurality of wireless data receiving elements by the communication data integral unit, and this method comprises the steps: that (a) described a plurality of wireless data receiving elements receive the network signal of each corresponding wireless network and export the signal to noise ratio of each wireless network; (b) described computer receives the signal to noise ratio of each wireless network of above-mentioned output; (c) according to the signal to noise ratio of each wireless network that is received, the available network that filters out in each wireless network is prepared against use; (d) throughput of above-mentioned each available network that filters out of test; (e) response time of above-mentioned each available network of test; (f) throughput and the length of response time according to each available network that is tested out sorts to each available network; (g) select ordering wireless network up front to be connected with described computer.
Compared to prior art, described intelligent network selection system and method based on multiple wireless network, it goes to select automatically optimum any wireless network services in the time of can allowing computer in being in the environment of multiple any wireless network services, make computer reach best effective utilization.
Description of drawings
Fig. 1 is the hardware structure figure that the present invention is based on the intelligent network selection system preferred embodiment of multiple wireless network.
Fig. 2 is the functional block diagram that the present invention is based on the intelligent network selection system of multiple wireless network.
Fig. 3 is the flow chart that the present invention is based on the intelligent network selection method preferred embodiment of multiple wireless network.
Embodiment
As shown in Figure 1, be the hardware structure figure that the present invention is based on the intelligent network selection system preferred embodiment of multiple wireless network.Should run in the computer 4 based on the intelligent network selection system 40 of multiple wireless network, this computer 4 is connected with the first wireless data receiving element 1 and the second wireless data receiving element 2 respectively by communication data integral unit 3, in other embodiments, this computer 4 can connect plural wireless data receiving element by described communication data integral unit 3, and plural wireless network is carried out intelligent network selection.Described communication data integral unit 3 is used for sending the network signal that each wireless data receiving element is received to computer 4.Described first wireless data receiving element 1 and the corresponding respectively network signal that receives in two different networks of the second wireless data receiving element 2, and (Signal to Noise Ratio: signal to noise ratio) value is given described computer 4 to export a SNR according to received network signal respectively by described communication data integral unit 3, for convenience of description, suppose that now the described first wireless data receiving element 1 is used for receiving the signal of network a, the described second wireless data receiving element 2 is used for receiving the signal of network b.Described SNR value is meant the radio-frequency (RF) signal strength in the network signal that described each wireless data receiving element receives and the ratio of interference signal intensity, and described SNR value is high more, represents that then the quality of network is good more.Described intelligent network selection system 40 based on multiple wireless network is used to response time of testing the throughput of each wireless network and testing each wireless network, and goes to select an optimum wireless network to be connected with described computer 4 according to the throughput of each wireless network that is tested out with the response time.Described throughput is meant described computer 4 on connecting during network, following of the situation that does not have LOF can receiving network data maximum rate.The described response time is meant described computer 4 on connecting during network, and this network return network data packet is to these 4 needed times of computer after this network sends request of data, and response time short more then network quality is good more.
As shown in Figure 2, be the functional block diagram that the present invention is based on the intelligent network selection system of multiple wireless network.Should comprise signal receiving module 401, network screening module 402, first test module 403, second test module 404, network order module 405, network selection module 406, detection module 407 and reminding module 408 based on the intelligent network selection system 40 of multiple wireless network.Described signal receiving module 401 is used to receive network a that the described first wireless data receiving element 1 and the described second wireless data receiving element 2 exported and the SNR value of network b; Described network screening module 402 is used for filtering out according to the SNR value of above-mentioned signal receiving module 401 received network a and network b the available network of network a and network b.Particularly, difference according to each wireless network radio frequency standard, can set the SNR threshold value of each wireless network respectively, for example, if the SNR threshold value of setting network a is 20dB, the SNR value of exporting when the wireless network signal among the network a that the described first wireless data receiving element 1 receives represent that then this network a is an available network, otherwise described computer 4 will abandon using this network a during greater than 20dB.Described first test module 403 is used to test the throughput of the available network that described network screening module 402 screened.The response time that described second test module 404 is used to test each available network.Described network order module 405 is used for according to the throughput of each available network of above-mentioned test and response time each available network being sorted, particularly, at first sort according to available network throughput size, the available network that throughput is bigger comes the front, secondly, differ 5% with any two interior available networks for the throughput size, length according to the described available network response time sorts these two available networks, also is about to short available network of response time and comes long available network front of response time.Described network selection module 406 is used to select above-mentioned ordering available network up front to be connected with described computer 4.Whether described detection module 407 is used for detecting at regular intervals once the above-mentioned network that has connected when described computer 4 has connected available network have reception or send the network data package, if having, this network that has connected receives or sends the network data package, then continue to keep this network that has connected, otherwise then can select network again.This detection module 407 also is used for when this computer 4 has been connected with available network, detects the wireless data receiving element whether other is arranged and opens and receive network signal.Described reminding module 408 is used for when above-mentioned detection module 407 detects other wireless data receiving element unlatching and receives network signal, and the prompting user confirms whether to need to reselect network.
As shown in Figure 3, be the flow chart that the present invention is based on the intelligent network selection method preferred embodiment of multiple wireless network.Step S01, described first wireless data receiving element 1 and the described second wireless data receiving element 2 receive the SNR value of the wireless network signal of network a and network b and output network a and network b respectively to described computer 4.
Step S02, described signal receiving module 401 receives the SNR value of above-mentioned network a that exports and network b.
Step S03, described network screening module 402 is according to the SNR value of network a that is received and network b, and the available network that filters out among network a and the network b is prepared against use.
Step S04, the throughput of the above-mentioned available network that filters out of described first test module, 403 tests.
Step S05, the response time of described second test module, 404 each available network of test.
Step S06, described network order module 405 sorted to each available network according to the throughput and the response time of above-mentioned each available network that tests out.
Step S07, described network selection module 406 selects ordering available network up front to be connected with described computer 4.
Whether step S08, described detection module 407 detect the once above-mentioned network that has connected at set intervals has reception or sends the network data package, as detected once each detection 3 seconds that continue every 2 minutes.
Reception is arranged or send the network data package if detect the above-mentioned network that has connected among the step S08, then enter step S09, otherwise return step S01.
Step S09 keeps the current wireless network that has connected and returns step S08.
In the present invention, when computer 4 had been connected with available network, described detection module 407 detected the wireless data receiving element whether other is arranged and opens and receive network signal.When having detected other wireless data receiving element unlatching and having received network signal, the prompting user confirms whether to need to reselect network, if the user confirms to reselect network, then enters step S01; If the user confirms not need to reselect network or when not detected other wireless data receiving element unlatching and having received network signal, then keep the available network of original connection and enter step S08.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (10)
1. intelligent network selection system based on multiple wireless network, this system runs in the computer, this computer is connected with a plurality of wireless data receiving elements by the communication data integral unit, it is characterized in that, described a plurality of wireless data receiving element is used to receive the network signal of each corresponding wireless network, and exports the signal to noise ratio of each wireless network;
This system comprises:
Signal receiving module is used to receive the signal to noise ratio of each wireless network of described a plurality of wireless data receiving element outputs;
Network screens module, is used for filtering out according to received signal to noise ratio the available network of each wireless network;
First test module, the throughput that is used to test above-mentioned each available network;
Second test module, the response time that is used to test above-mentioned each available network;
The network order module is used for according to the throughput and the response time of each available network that is tested out each available network being sorted;
Network selection module is used for selecting each available network ordering wireless network up front to be connected with described computer.
2. the intelligent network selection system based on multiple wireless network as claimed in claim 1 is characterized in that this system also comprises:
Whether detection module, being used for detecting at set intervals once wireless network that described computer connected has and receives or send the network data package.
3. the intelligent network selection system based on multiple wireless network as claimed in claim 2, it is characterized in that, described detection module also is used for when described computer has connected wireless network, detects the wireless data receiving element whether other is arranged and opens and receive wireless network signal; And
This system also comprises reminding module, is used for when the wireless data receiving element that detects other is opened and receive wireless network signal, and the prompting user confirms that whether needing to reselect other wireless network connects.
4. the intelligent network selection system based on multiple wireless network as claimed in claim 1 is characterized in that described network order module sorts to each available network and realizes by following steps:
(f1) the throughput size according to each available network that is tested out sorts, and the available network that throughput is bigger comes the front;
Whether (f2) inspection is above-mentioned has the throughput of any two available networks to differ in 5% in the available network by the ordering of throughput size, if have, the length of the response time of these two available networks relatively then, the available network that the response time is short comes long available network front of response time.
5. the intelligent network selection system based on multiple wireless network as claimed in claim 1 is characterized in that described communication data integral unit is used for sending the wireless network signal that the wireless data receiving element is received to computer.
6. intelligent network selection method based on multiple wireless network, this method is applied in the computer, and this computer is connected with a plurality of wireless data receiving elements by the communication data integral unit, it is characterized in that this method comprises the steps:
(a) described a plurality of wireless data receiving element receives the network signal of each corresponding wireless network and exports the signal to noise ratio of each wireless network;
(b) described computer receives the signal to noise ratio of each wireless network of above-mentioned output;
(c) according to the signal to noise ratio of each wireless network that is received, the available network that filters out in each wireless network is prepared against use;
(d) throughput of above-mentioned each available network that filters out of test;
(e) response time of above-mentioned each available network of test;
(f) throughput and the length of response time according to each available network that is tested out sorts to each available network;
(g) select ordering wireless network up front to be connected with described computer.
7. the intelligent network selection method based on multiple wireless network as claimed in claim 6 is characterized in that this method also comprises step:
When wireless network was gone up in this computer connection, whether had reception or send network data package, then continue to keep the wireless network that this has connected as if having if detecting the wireless network that has once connected at set intervals; Otherwise return step (a).
8. the intelligent network selection method based on multiple wireless network as claimed in claim 7 is characterized in that this method also comprises step:
(h) when this computer has connected wireless network, detect the wireless data receiving element whether other is arranged and open and receive wireless network signal, as if having, then change step (i) over to, otherwise change step (j) over to;
(i) the prompting user confirms that whether needing to reselect other wireless network connects, if the user confirms to reselect other network and connects, then returns step (a), otherwise changes step (j) over to;
(j) keep the wireless network that this has connected.
9. the intelligent network selection method based on multiple wireless network as claimed in claim 6 is characterized in that, described step (f) comprises step:
(f1) the throughput size according to each available network that is tested out sorts, and the available network that throughput is bigger comes the front;
Whether (f2) inspection is above-mentioned has the throughput of any two available networks to differ in 5% in the available network by the ordering of throughput size, if have, the length of the response time of these two available networks relatively then, the available network that the response time is short comes long available network front of response time.
10. the intelligent network selection method based on multiple wireless network as claimed in claim 6 is characterized in that, described communication data integral unit is used for sending the wireless network signal that the wireless data receiving element is received to computer.
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| CN103037469A (en) * | 2011-10-08 | 2013-04-10 | 中国移动通信集团公司 | Access network selection method, user equipment, system and network selection strategy unit |
| CN106304223A (en) * | 2015-05-21 | 2017-01-04 | 西安中兴新软件有限责任公司 | A kind of network mode switching method, Apparatus and system |
| CN111935820A (en) * | 2020-09-24 | 2020-11-13 | 腾讯科技（深圳）有限公司 | Positioning implementation method based on wireless network and related equipment |
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| CN101374295A (en) * | 2007-08-21 | 2009-02-25 | 华为技术有限公司 | Method and terminal for selecting access network |
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| CN103037469A (en) * | 2011-10-08 | 2013-04-10 | 中国移动通信集团公司 | Access network selection method, user equipment, system and network selection strategy unit |
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| CN111935820A (en) * | 2020-09-24 | 2020-11-13 | 腾讯科技（深圳）有限公司 | Positioning implementation method based on wireless network and related equipment |
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