CN102655664A - Method for seamlessly switching networks by mobile terminal, and mobile terminal - Google Patents
Method for seamlessly switching networks by mobile terminal, and mobile terminal Download PDFInfo
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Abstract
The invention provides a method for seamlessly switching networks by a mobile terminal, and the mobile terminal, and the method and the mobile terminal are used for solving the problem that the existing mobile terminal cannot seamlessly switch two networks according the current network state. According to the technical scheme provided by the invention, the method comprises the following steps of: comparing the current signal intensity of a first network with the previous signal intensity of the first network; judging whether a signal of the first network is in an enhancing tendency or a weakening tendency; and respectively performing corresponding network seamless switching processing in the subsequent stage aiming at the signal enhancing tendency and the signal weakening tendency. Therefore, the mobile terminal can seamlessly switch the networks according to the current network state and is always connected with the network with relatively high signal intensity, a data service can be performed normally, and the experience of a user for using the data service is enhanced.
Description
Technical field
The present invention relates to the seamless switching technique field, particularly a kind of method and portable terminal of portable terminal seamless switching network.
Background technology
Existing portable terminal (like mobile phone, personal digital assistant etc.) normally selects a kind of network to carry out data service in two kinds of networks, can not in two kinds of networks, carry out seamless switching.Above-mentioned two kinds of networks comprise WLAN (Wireless LAN; WLAN) and traditional mobile network; Wherein, The tradition mobile network can be TD-SCDMA (Time Division-Synchronous Code Division Multiple Access; TD SDMA), WCDMA (Wideband Code Division Multiple Access, WCDMA), EVDO (Evolution Data Only), CDMA2000 (Code Division Multiple Access2000, CDMA 2000), GPRS (General Packet Radio Service; General packet radio service is technological) or GSM (Global System for Mobile Communications, global system for mobile communications) etc.
With WLAN and two kinds of networks of GPRS is example, and along with development of technology, WLAN has the trend that becomes the mobile phone standard configuration; But WLAN arranges net in the hot spot region usually; Limited coverage area is in the time of outside mobile phone moves to the WLAN coverage, a little less than the WLAN signal that mobile phone receives becomes very; This moment, the data service meeting was affected, and reduced the experience that the user uses data service; If mobile phone can become very weak at the WLAN signal and just seamlessly switch to GPRS before,, also can improve the experience that the user uses data service just then data service can not be affected.
It is thus clear that, be badly in need of a kind of technology that can between two kinds of networks, carry out seamless switching according to the current network situation, be affected to avoid data service, improve the experience that the user uses data service.
Summary of the invention
The embodiment of the invention provides a kind of method and portable terminal of portable terminal seamless switching network, in order to solve existing portable terminal can not carry out seamless switching according to the current network situation between two kinds of networks problem.
The embodiment of the invention provides a kind of method of portable terminal seamless switching network, comprising:
Obtain the current demand signal intensity of first network;
When said current demand signal intensity less than setting signal intensity, said portable terminal is current and said first network when being connected; Magnitude relationship according to said current demand signal intensity and first threshold need to determine whether handover network; And when the need handover network; Set up being connected of said portable terminal and second network, and after successful connection, break off being connected of said portable terminal and said first network;
When said current demand signal intensity greater than said setting signal intensity, said portable terminal is current and said second network when being connected; Magnitude relationship according to the said current demand signal intensity and second threshold value need to determine whether handover network; And when the need handover network; Set up being connected of said portable terminal and said first network, and after successful connection, break off being connected of said portable terminal and said second network;
Wherein, said setting signal intensity is the previous signal strength signal intensity of said first network, and said first threshold is less than said second threshold value.
Said magnitude relationship according to said current demand signal intensity and first threshold determines whether to need handover network, is specially:
When said current demand signal intensity is less than or equal to said first threshold, need to confirm handover network;
When said current demand signal intensity during, do not need to confirm handover network greater than said first threshold;
Said magnitude relationship according to the said current demand signal intensity and second threshold value determines whether to need handover network, is specially:
When said current demand signal intensity during, need to confirm handover network more than or equal to said second threshold value;
When said current demand signal intensity during, do not need to confirm handover network less than said second threshold value.
Described method also comprises:
When said current demand signal intensity during, said setting signal intensity is updated to said current demand signal intensity greater than said first threshold or less than said second threshold value.
Described method also comprises:
When said current demand signal intensity equals said setting signal intensity, keep the current network of said portable terminal to connect.
Said foundation being connected and/or setting up before being connected of said portable terminal and said first network of said portable terminal and second network, said method also comprises:
Whether show the information of handover network;
Obtain the handover network indication of user's input.
Said first network is a WLAN;
Said second network is TD SDMA, WCDMA, general packet radio service technical network or global system for mobile communications network.
The embodiment of the invention also provides a kind of portable terminal, comprising:
Acquisition module is used to obtain the current demand signal intensity of WLAN;
First handover module; Be used for when said current demand signal intensity less than setting signal intensity, said portable terminal is current and said first network when being connected; Determine whether to need handover network according to the magnitude relationship of said current demand signal intensity and first threshold, and when the need handover network, set up being connected of said portable terminal and second network; And after successful connection, break off being connected of said portable terminal and said first network, said setting signal intensity is the previous signal strength signal intensity of said first network;
Second handover module; Be used for when said current demand signal intensity greater than said setting signal intensity, said portable terminal is current and said second network when being connected; Determine whether to need handover network according to the magnitude relationship of the said current demand signal intensity and second threshold value, and when the need handover network, set up being connected of said portable terminal and said first network; And after successful connection, break off being connected of said portable terminal and said second network, said first threshold is less than said second threshold value.
Described portable terminal also comprises:
Update module is used for when said current demand signal intensity during greater than said first threshold or less than said second threshold value said setting signal intensity being updated to said current demand signal intensity.
Described portable terminal also comprises:
Keep module, be used for when said current demand signal intensity equals said setting signal intensity, keeping the current network connection of said portable terminal.
Described portable terminal also comprises:
Reminding module; Be used for before said first handover module is set up being connected of said portable terminal and second network and/or before said second handover module is set up being connected of said portable terminal and said first network; Whether show the information of handover network, and obtain the handover network indication of user's input.
The technical scheme that the embodiment of the invention provides compares the current demand signal intensity of first network with previous signal strength signal intensity; The signal of judging first network is in enhancing trend or reducing tendency; Follow-uply strengthen trend to signal again and carry out the processing of corresponding network seamless switching respectively with signal weakening trend; Making portable terminal to carry out network seamless according to the current network situation switches; Guarantee that portable terminal is connected with the stronger network of signal all the time, guaranteed normally carrying out of data service, improved the experience that the user uses data service.
Description of drawings
Fig. 1 is the method flow diagram of portable terminal seamless switching network in the embodiment of the invention;
Fig. 2 is the structural representation of portable terminal in another embodiment of the present invention;
Fig. 3 is another structural representation of portable terminal in another embodiment of the present invention.
Embodiment
For technical problem, technical scheme and advantage that the embodiment of the invention will be solved is clearer, will combine accompanying drawing and specific embodiment to be described in detail below.
Like Fig. 1, the embodiment of the invention provides a kind of method of portable terminal seamless switching network, comprising:
Particularly, portable terminal can be provided with the less cycle, obtains the current demand signal intensity of portable terminal first network of living in by the cycle.This cycle can be set to 2
nSecond, wherein n is a searching times.
Wherein, first network greater than first threshold or less than the signal strength signal intensity of second threshold value before the previous signal strength signal intensity of first network is meant.The current demand signal intensity of first network compares with previous signal strength signal intensity; The signal that can judge first network is in enhancing trend or reducing tendency; Follow-uply strengthen trend to signal again and carry out the processing of corresponding network seamless switching respectively, make portable terminal to carry out seamless switching according to the current network situation with signal weakening trend.
Preferably, the signal strength signal intensity of second network is greater than the current demand signal intensity of first network, to guarantee that the network after portable terminal switches is the stronger network of signal.
Preferably, determine whether to need handover network, be specially: when current demand signal intensity is less than or equal to first threshold, need to confirm handover network according to the magnitude relationship of current demand signal intensity and first threshold; During greater than first threshold, do not need to confirm handover network in current demand signal intensity.
When the need handover network; Set up being connected of portable terminal and second network; And after successful connection, break off being connected of portable terminal and first network; This processing mode has guaranteed that in handoff procedure portable terminal has the network of connection, data service unaffected all the time, has realized the purpose of seamless switching.
Wherein, first threshold is less than second threshold value, can avoid occurring the phenomenon of rattling and switching, and guarantees that data service normally carries out.
Preferably, determine whether to need handover network, be specially: during more than or equal to second threshold value, need to confirm handover network in current demand signal intensity according to the magnitude relationship of the current demand signal intensity and second threshold value; During less than second threshold value, do not need to confirm handover network in current demand signal intensity.
When the need handover network; Set up being connected of portable terminal and first network; And after successful connection, break off being connected of portable terminal and second network; This processing mode has guaranteed that in handoff procedure portable terminal has the network of connection all the time, and data service is unaffected, has realized the purpose of seamless switching.
The execution sequence of above-mentioned steps 102,103 is unrestricted.
Preferably, said method also can comprise:
In current demand signal intensity greater than first threshold or during less than second threshold value; Setting signal intensity is updated to current demand signal intensity; Signal with first network that guarantees to judge rightly out when the execution in step 101-103 next time is to strengthen or weaken, and guarantees that the method that the embodiment of the invention provides carries out seamless switching according to the current network situation all the time.
Preferably, said method also can comprise:
When current demand signal intensity equals setting signal intensity, continue to keep the connection of portable terminal and the original network that is connected.
Preferably, set up being connected and/or setting up before being connected of portable terminal and first network of portable terminal and second network, said method also comprises: whether show the information of handover network; Obtain the handover network indication of user's input.Promptly judge when needing handover network, can point out the user to select still handover network not of handover network, if the user does not hope handover network when portable terminal; The user can import not handover network indication to portable terminal; At this moment, portable terminal keeps being connected with original network, does not carry out seamless switching; If the user hopes handover network, the user can import the handover network indication to portable terminal, and at this moment, portable terminal just carries out seamless switching, handles making the user can independently determine whether carry out seamless switching like this.
Preferably, after the successful switch network, can also point out user's current network connection status.
In addition, need to prove that first network in the embodiment of the invention can be WLAN etc., second network can be TD-SCDMA, WCDMA, EVDO, CDMA2000, GPRS or GSM etc.
The method of the portable terminal seamless switching network that the embodiment of the invention provides; The current demand signal intensity of first network is compared with previous signal strength signal intensity; The signal of judging first network is in enhancing trend or reducing tendency; Follow-uply strengthen trend to signal again and carry out the corresponding network seamless switching respectively with signal weakening trend and handle, make portable terminal to carry out network seamless and switch that the assurance portable terminal is connected with the stronger network of signal all the time according to the current network situation; Guarantee normally carrying out of data service, improved the experience that the user uses data service.
As shown in Figure 2, the method for the portable terminal seamless switching network that the corresponding embodiment of the invention provides, another embodiment of the present invention also provides a kind of portable terminal, comprising:
Acquisition module is used to obtain the current demand signal intensity of WLAN;
First handover module; Be used for current demand signal intensity less than setting signal intensity, portable terminal is current with first network when being connected; Determine whether to need handover network according to the magnitude relationship of current demand signal intensity and first threshold, and when the need handover network, set up being connected of portable terminal and second network; And after successful connection, break off being connected of portable terminal and first network, setting signal intensity is the previous signal strength signal intensity of first network;
Second handover module; Be used for current demand signal intensity greater than setting signal intensity, portable terminal is current with second network when being connected; Determine whether to need handover network according to the magnitude relationship of the current demand signal intensity and second threshold value, and when the need handover network, set up being connected of portable terminal and first network; And after successful connection, break off being connected of portable terminal and second network, first threshold is less than second threshold value.
As shown in Figure 3, above-mentioned portable terminal also comprises:
Update module is used in current demand signal intensity greater than first threshold or during less than second threshold value setting signal intensity being updated to current demand signal intensity.
As shown in Figure 3 again, above-mentioned portable terminal also comprises:
Keep module, be used for when current demand signal intensity equals setting signal intensity, keep the current network of portable terminal to connect.
As shown in Figure 3 again, above-mentioned portable terminal also comprises:
Reminding module; Be used for before first handover module is set up being connected of portable terminal and second network and/or before second handover module is set up being connected of portable terminal and first network; Whether show the information of handover network, and obtain the handover network indication of user's input.
The portable terminal that the embodiment of the invention provides; The current demand signal intensity of first network is compared with previous signal strength signal intensity; The signal of judging first network is in enhancing trend or reducing tendency; Follow-uply strengthen trend to signal again and carry out the corresponding network seamless switching respectively with signal weakening trend and handle, make portable terminal to carry out network seamless and switch that the assurance portable terminal is connected with the stronger network of signal all the time according to the current network situation; Guarantee normally carrying out of data service, improved the experience that the user uses data service.
One of ordinary skill in the art will appreciate that; Realize that all or part of step in the method for the above-mentioned fact is to instruct relevant hardware to accomplish through program; Said procedure can be stored in the storage medium that a computer can read; This program can comprise above-mentioned steps 101-103 and above-mentioned other step when carrying out.Above-mentioned storage medium can be ROM/RAM, disk, CD etc.
The above is a 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 principle according to the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. the method for a portable terminal seamless switching network is characterized in that, comprising:
Obtain the current demand signal intensity of first network;
When said current demand signal intensity less than setting signal intensity, said portable terminal is current and said first network when being connected; Magnitude relationship according to said current demand signal intensity and first threshold need to determine whether handover network; And when the need handover network; Set up being connected of said portable terminal and second network, and after successful connection, break off being connected of said portable terminal and said first network;
When said current demand signal intensity greater than said setting signal intensity, said portable terminal is current and said second network when being connected; Magnitude relationship according to the said current demand signal intensity and second threshold value need to determine whether handover network; And when the need handover network; Set up being connected of said portable terminal and said first network, and after successful connection, break off being connected of said portable terminal and said second network;
Wherein, said setting signal intensity is the previous signal strength signal intensity of said first network, and said first threshold is less than said second threshold value.
2. the method for claim 1 is characterized in that,
Said magnitude relationship according to said current demand signal intensity and first threshold determines whether to need handover network, is specially:
When said current demand signal intensity is less than or equal to said first threshold, need to confirm handover network;
When said current demand signal intensity during, do not need to confirm handover network greater than said first threshold;
Said magnitude relationship according to the said current demand signal intensity and second threshold value determines whether to need handover network, is specially:
When said current demand signal intensity during, need to confirm handover network more than or equal to said second threshold value;
When said current demand signal intensity during, do not need to confirm handover network less than said second threshold value.
3. method as claimed in claim 2 is characterized in that, also comprises:
When said current demand signal intensity during, said setting signal intensity is updated to said current demand signal intensity greater than said first threshold or less than said second threshold value.
4. the method for claim 1 is characterized in that, also comprises:
When said current demand signal intensity equals said setting signal intensity, keep the current network of said portable terminal to connect.
5. the method for claim 1 is characterized in that,
Said foundation being connected and/or setting up before being connected of said portable terminal and said first network of said portable terminal and second network, said method also comprises:
Whether show the information of handover network;
Obtain the handover network indication of user's input.
6. the method for claim 1 is characterized in that,
Said first network is a WLAN;
Said second network is TD SDMA, WCDMA, general packet radio service technical network or global system for mobile communications network.
7. a portable terminal is characterized in that, comprising:
Acquisition module is used to obtain the current demand signal intensity of WLAN;
First handover module; Be used for when said current demand signal intensity less than setting signal intensity, said portable terminal is current and said first network when being connected; Determine whether to need handover network according to the magnitude relationship of said current demand signal intensity and first threshold, and when the need handover network, set up being connected of said portable terminal and second network; And after successful connection, break off being connected of said portable terminal and said first network, said setting signal intensity is the previous signal strength signal intensity of said first network;
Second handover module; Be used for when said current demand signal intensity greater than said setting signal intensity, said portable terminal is current and said second network when being connected; Determine whether to need handover network according to the magnitude relationship of the said current demand signal intensity and second threshold value, and when the need handover network, set up being connected of said portable terminal and said first network; And after successful connection, break off being connected of said portable terminal and said second network, said first threshold is less than said second threshold value.
8. portable terminal as claimed in claim 7 is characterized in that, also comprises:
Update module is used for when said current demand signal intensity during greater than said first threshold or less than said second threshold value said setting signal intensity being updated to said current demand signal intensity.
9. portable terminal as claimed in claim 7 is characterized in that, also comprises:
Keep module, be used for when said current demand signal intensity equals said setting signal intensity, keeping the current network connection of said portable terminal.
10. portable terminal as claimed in claim 7 is characterized in that, also comprises:
Reminding module; Be used for before said first handover module is set up being connected of said portable terminal and second network and/or before said second handover module is set up being connected of said portable terminal and said first network; Whether show the information of handover network, and obtain the handover network indication of user's input.
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| CN110740288B (en) * | 2018-07-20 | 2022-02-01 | 钉钉控股（开曼）有限公司 | Management method, access method and device of screen projection network |
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Application publication date: 20120905 |