CN101808386B - Wireless mobile device and wireless network connection method thereof - Google Patents
Wireless mobile device and wireless network connection method thereof Download PDFInfo
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- CN101808386B CN101808386B CN2010101024965A CN201010102496A CN101808386B CN 101808386 B CN101808386 B CN 101808386B CN 2010101024965 A CN2010101024965 A CN 2010101024965A CN 201010102496 A CN201010102496 A CN 201010102496A CN 101808386 B CN101808386 B CN 101808386B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention relates to a wireless mobile device and a wireless network connection method thereof, which is used for switching a wireless local area network (WLAN) to a wireless wide area network (WWAN). In addition to a central processing unit and other functional modules, the wireless mobile device also comprises a first communication module, a first power source, a second communication module and a second power source, wherein the first power source and the second power source are respectively controlled by the central processing unit to supply power to the first communication module and the second communication module; a first communication interface of the central processing unit is connected to the first communication module and a second communication interface thereof is connected to the second communication module; the central processing unit detects whether the WLAN is available through the first communication module and is connected to the WLAN through the first communication module when the WLAN is available and is accordingly connected to the internet; and the central processing unit is connected to the WWAN through the second communication module when the WLAN is not available. The invention has the advantages of energy saving and capability of automatically switching wireless network modes.
Description
Technical field
The present invention relates to the wireless network communication field, relate in particular to a kind of portable radio device and wireless network connecting method thereof.
Background technology
Generally speaking, portable radio device (like notebook computer) is got online without being tethered to a cable through dual mode, and a kind of is WLAN (Wireless Local Area Network; WLAN); It is mainly used in the short range network connection, is connected to the Internet through enterprise or intramural server, and general expenses are lower; Usually adopt wireless authentication (WIFI, the Wireless Fidelity) communication module that is arranged on the portable radio device to carry out wireless communication at present; Another kind is wireless wide area network (Wireless Wide Area Network; WWAN); It mainly inserts the Internet through the base station of mobile operator; In the scope that wireless base station signal covers, can insert the Internet, but expense is higher, GPRS communication module commonly used at present, cdma communication module or 3G communication module are carried out wireless communication.
In some cases; As when in user's inlet chamber, the signal of wireless wide area network often a little less than, its communication equipment needs more high-powerly could obtain communication efficiency preferably; This just needs to consume the more energy content of battery; And indoor be wireless lan signal environment preferably just, at this moment use WLAN not need too many energy consumption just can obtain communication efficiency preferably, and the wireless lan network expense is lower; But in other cases, as when not having the weak and wireless wide area network signal of wireless lan signal or wireless lan signal preferable, for example in the outdoor environment, the user has to use wireless wide area network to carry out wireless network again and connects.This just need select to adopt preferable connected mode according to above-mentioned two kinds of wireless network signals, yet, as far as the user; It is cumbersome in operation to switch the wireless network connected mode; And often can't know in time that which kind of wireless network signal is strong or be authorisation network, therefore, how make the existing communication efficiency preferably of portable radio device and energy-conservation; Can between above-mentioned two kinds of wireless networks, switch automatically again, just become the problem of the anxious desire solution of researcher of association area.
Summary of the invention
The technical problem that the present invention mainly solves is, the above-mentioned deficiency to prior art exists provides a kind of existing communication efficiency preferably and energy-conservation, portable radio device and wireless network connecting method thereof that again can the automatic switching radio network connection mode.
The technical solution adopted for the present invention to solve the technical problems provides a kind of wireless network connecting method of portable radio device, and it comprises the following steps:
(1) whether portable radio device is available through its first communication module detection WLAN;
(2) if said portable radio device detects WLAN through its first communication module and can use, then this portable radio device is through this wireless local network accessing Internet;
(3) otherwise, unavailable if said portable radio device detects WLAN through its first communication module, then this portable radio device connects wireless wide area network through its second communication module.
In the said step (3), said portable radio device connects wireless wide area network through its second communication module, comprising:
(31) whether said portable radio device is available through its second communication module detection wireless wide area network;
(32) if said portable radio device detects wireless wide area network through its second communication module and can use, then this portable radio device is through this wireless wide-area network accessing Internet;
(33) otherwise, unavailable if said portable radio device detects wireless wide area network through its second communication module, then return step (1).
In the said step (32), said portable radio device further comprises behind said wireless wide-area network accessing Internet:
Whether (321) behind second predetermined interval, detect WLAN through its first communication module available;
(322) if said portable radio device detects WLAN through its first communication module and can use, then this portable radio device diverted via this wireless local network accessing Internet;
(323) otherwise, this portable radio device keeps through said wireless wide-area network accessing Internet, and returns step (321).
In the said step (33), unavailable if said portable radio device detects wireless wide area network through its second communication module, then behind first predetermined interval, return step (1).
Said step (1) comprising:
Said portable radio device detects the network signal whether its first communication module receives WLAN;
Whether the network signal that said portable radio device detects the received WLAN of its first communication module reaches the predetermined strength value; And
Whether the network signal that said portable radio device detects the received WLAN of its first communication module is the network signal of authorizing;
Wherein, reach predetermined strength value and the network signal for authorizing if said first communication module receives network signal and this network signal of WLAN, then this WLAN can be used; Otherwise this WLAN is unavailable.
In the said step (2); Said portable radio device is behind said wireless local network accessing Internet; Continue through the network signal that its first communication module detects WLAN whether disappear or this network signal whether less than the predetermined strength value; If this network signal disappears or less than the predetermined strength value, then gets into step (3); Otherwise said portable radio device keeps through said wireless local network accessing Internet.
Said step (31) comprising:
Said portable radio device detects the network signal whether its second communication module receives wireless wide area network;
Whether the network signal that said portable radio device detects the received wireless wide area network of its second communication module reaches the predetermined strength value; And
Whether the network signal that said portable radio device detects the received wireless wide area network of its second communication module is the network signal of authorizing;
Wherein, reach predetermined strength value and the network signal for authorizing if said second communication module receives network signal and this network signal of wireless wide area network, then this wireless wide area network can be used; Otherwise this wireless wide area network is unavailable.
In the said step (32); Said portable radio device is behind said wireless wide-area network accessing Internet; Continue through the network signal that its second communication module detects wireless wide area network whether disappear or this network signal whether less than the predetermined strength value; If this network signal disappears or less than the predetermined strength value, then returns step (1); Otherwise said portable radio device keeps through said wireless wide-area network accessing Internet.
Said WLAN is the wireless authentication network, and said wireless wide area network is GPRS network, GSM network, cdma network or 3G network, and said portable radio device is mobile phone, notebook computer, palmtop PC or personal digital assistant.
The present invention also provides a kind of portable radio device; It comprises central processing unit, be used to connect WLAN with the first communication module, first power supply that said portable radio device are inserted the Internet, be used to connect wireless wide area network said portable radio device is inserted the second communication module and the second source of the Internet; Wherein, said first power supply and said second source are respectively said first communication module and the power supply of said second communication module by said central processing unit control; First communication interface of said central processing unit is connected to said first communication module; The second communication interface is connected to said second communication module; Whether this central processing unit detects WLAN through said first communication module available; Thereby but and be connected to said WLAN in this WLAN time spent through this first communication module and insert the Internet, when this WLAN is unavailable, connect said wireless wide area network through said second communication module.
Whether said central processing unit detects said wireless wide area network through said second communication module when said WLAN is unavailable available, but and be connected to through this second communication module in this wireless wide area network time spent that thereby said wireless wide area network inserts the Internet and whether every behind second predetermined interval, to detect WLAN through said first communication module available; It is every whether available through said first communication module detection WLAN behind first predetermined interval when this wireless wide area network is unavailable; Said first predetermined time interval and said second predetermined time interval are set by first timer and second timer respectively, and this first timer and second timer are connected to said central processing unit respectively.
Said WLAN is the wireless authentication network, and said wireless wide area network is GPRS network, GSM network, cdma network or 3G network, and said portable radio device is mobile phone, notebook computer, palmtop PC or personal digital assistant.
The present invention detects two kinds of wireless network signals (network signal of WLAN and the network signal of wireless wide area network), wherein through using the user on the portable radio device in the network process; Preferential through the wireless local network accessing Internet; Only under the situation of wireless lan network signal useless, just through the online of wireless Internet network signal, therefore; Can guarantee that the user uses under the situation that wireless mode surfs the Net, and saves expenses of surfing Internet preferably.For example, in some cases, as in user's inlet chamber the time; Since the signal of wireless wide area network a little less than; Communication equipment need more high-powerly could obtain communication efficiency preferably, if adopt wireless wide area network then need consume the more energy content of battery, adopts this moment WLAN to connect; Its signal is better, need not too many energy consumption and just can obtain communication efficiency preferably; When adopting wherein a kind of wireless network connection mode; The power supply of the communication module of another kind of wireless network connection mode can in time be closed; Can save more electric energy; In addition, can reach the purpose of automatic switching radio network connection mode, can need not manual operation and in time switch WLAN to be connected with wireless wide area network through method of the present invention.
Below in conjunction with accompanying drawing and embodiment portable radio device of the present invention and wireless network connecting method thereof are further specified.
Description of drawings
Fig. 1 is the box structure sketch map of portable radio device preferred embodiment of the present invention;
Fig. 2 is the flow chart of wireless network connecting method of the present invention;
Fig. 3 is the flow chart of wireless network connecting method one preferred embodiment of the present invention;
Fig. 4 is the flow chart of wireless network connecting method one preferred embodiment of the present invention.
Embodiment
Wireless network connecting method of the present invention is used for portable radio device, in notebook computer, palmtop PC, personal digital assistant, mobile phone etc.See also shown in Figure 1; This portable radio device comprises central processing unit (CPU) 10, first communication module 20, first power supply 22, second communication module 30, second source 32, first timer 16, second timer 18 and other each intrinsic functional modules (figure does not show); First communication module 20 is respectively wireless local area network communications module and wireless wide area network communication module with second communication module 30; So first communication module 20 can be connected to WLAN and then insert the Internet, and second communication module 30 can be connected to wireless wide area network and then insert the Internet.This WLAN is wireless authentication (WIFI, Wireless Fidelity) network or a blueteeth network, and this wireless wide area network is 3G networks such as GPRS network, GSM network, cdma network or WCDMA, CDMA200, TDSCDMA.First power supply 22 is first communication module 20 power supplies, and second source 32 is second communication module 30 power supplies.
Whether central processing unit 10 communicates through first communication interface 24 and first communication module 20, can detect first communication modules 20 through first communication interface 24 and whether receive LAN signal (being the network signal of WLAN) and judge whether this LAN signal reaches the predetermined strength value and be the LAN signal of authorizing; Also communicate, can detect second communication modules 30 through second communication interface 34 and whether receive Wide Area Network signal (being the network signal of wireless wide area network) and judge whether this Wide Area Network signal reaches the predetermined strength value and whether be the Wide Area Network signal of authorizing through second communication interface 34 and second communication module 30.This central processing unit 10 is controlled the keying of first power supply 22 and second source 32 respectively through the first power control terminal mouth and second source control port.
As shown in Figure 2, the WLAN that wireless network connecting method of the present invention is used to switch portable radio device is connected with wireless wide area network, and whether at first detect WLANs by portable radio device through its first communication module 20 available; If first communication module 20 detects WLAN and can use, then portable radio device is connected to this WLAN and then inserts the Internet through this first communication module 20; Otherwise unavailable if first communication module 20 detects WLAN, then portable radio device connects wireless wide area network through its second communication module 30 again, and detailed process will be elaborated hereinafter.
As shown in Figure 3, wireless network connecting method one preferred embodiment of the present invention may further comprise the steps:
At first get into step S301, promptly the central processing unit 10 of portable radio device is opened first power supply 22, is first communication module 20 power supplies;
After step S301 accomplishes; Get into step S302; Whether central processing unit 10 detects WLAN through first communication module 20 available; Whether whether to be central processing unit 10 detect first communication modules 20 through first communication interface 24 receives LAN signal and detects whether this received LAN signal reaches the predetermined strength value and be the LAN signal of authorizing; Reach predetermined strength value and network signal if receive LAN signal and this LAN signal, judge that then WLAN is available, otherwise judge that WLAN is unavailable for authorizing;
Step S303: if central processing unit 10 detects WLAN and can use; Promptly receive LAN signal and this LAN signal and reach predetermined strength value and network signal for authorizing; After then confirming to close second source 32; This portable radio device is connected to WLAN and then inserts the Internet through first communication module 20, after this, further can whether disappear by the network signals that central processing unit 10 continues to detect WLANs or this LAN signal whether less than the predetermined strength value; Step 304; If this network signal disappears or less than the predetermined strength value then set by step S305 handle, otherwise portable radio device keeps through the wireless local network accessing Internet, and continues to detect whether this LAN signal disappears or less than the predetermined strength value;
If it is unavailable that central processing unit 10 detects WLAN; Do not detect this LAN signal or this LAN signal does not reach the predetermined strength value or this LAN signal is undelegated network signal like central processing unit 10; Then this central processing unit 10 cuts out first power supply 22 and opens second source 32 at step S305; Whether and it is available to detect wireless wide area network through second communication module 30; Step S306; Whether whether to be central processing unit 10 detect second communication modules 30 through second communication interface 34 receives the Wide Area Network signal and detects whether this Wide Area Network signal reaches the predetermined strength value and be the network signal of authorizing; Reach predetermined strength value and network signal if receive Wide Area Network signal and this Wide Area Network signal, judge that then wireless wide area network is available, otherwise judge that wireless wide area network is unavailable for authorizing;
Step S307: if central processing unit 10 detects wireless wide area network and can use; Promptly receive Wide Area Network signal and this Wide Area Network signal and reach predetermined strength value and network signal for authorizing; Then this portable radio device is connected to wireless wide area network and then inserts the Internet through second communication module 30, and this central processing unit 10 can whenever be opened first power supply 22 at a distance from second predetermined interval once more afterwards, and whether detect WLAN through first communication module 20 available; If it is available; Then close second source 32, and be connected to WLAN and then insert the Internet through first communication module 20, this second predetermined interval is set through second timer 18.Further; Behind the wireless wide-area network accessing Internet, can whether disappear or less than the predetermined strength value at portable radio device by the network signals that central processing unit 10 continues to detect wireless wide area networks; Step S308; If this network signal disappears or then returns step S301 less than the predetermined strength value; Otherwise central processing unit 10 continue to detect then whether this Wide Area Network signal disappears or less than the predetermined strength value at second predetermined interval, and when second predetermined interval arrives, opens first power supply 22 once more, entering step S301; If detect WLAN and can use this moment, then need before being connected to WLAN through first communication module 20 and then inserting the Internet, to close second source 32 earlier;
Step S309: unavailable if central processing unit 10 detects wireless wide area network; Do not detect this Wide Area Network signal or this Wide Area Network signal does not reach the predetermined strength value or this Wide Area Network signal is undelegated network signal like central processing unit 10, then close second source 32, and can directly return step S301; Or behind first predetermined interval; Return step S301, open first power supply 22 once more, this first predetermined interval detects through first timer 16.
As shown in Figure 4; Detail flowchart for wireless network connecting method one preferred embodiment of the present invention; When portable radio device is started shooting, at first get into step S401: central processing unit 10 is in closed condition through second source control end password second source 32, is not second communication module 30 power supplies; Get into step S402 and step S403 afterwards successively, step S402: start first timer 16; Step S403: through the first power control terminal mouth first power supply 22 is opened, be first communication module 20 power supplies.
After step S403 accomplishes; Get into step S404: central processing unit 10 detects first communication module 20 through first communication interface 24 and whether receives LAN signal; If detecting first communication module 20 receives LAN signal, then get into step S405, if do not receive LAN signal; Then get into step S406, close first power supply 22 through the first power control terminal mouth.At step S405; Whether central processing unit 10 detects received LAN signal intensity enough, judges promptly whether LAN signal intensity reaches the predetermined strength value, if; Then get into step S407; If not, then execution in step S406 promptly closes first power supply 22 through the first power control terminal mouth.At step S407; Whether the LAN signal that the first communication module 20 that central processing unit 10 detections are transmitted through first communication interface 24 is received is the authorisation network signal; If, then carry out step S408, otherwise execution in step S406; Wherein, Step S408 does not close second source 32 for closing at second source 32 under the situation, close (for example connect the situation that second source 32 is not closed when switching to WLAN and connecting by wireless wide area network, need this moment before being connected to WLAN through first communication module 20 and then inserting the Internet, second source 32 is closed) to guarantee second source 32.After step S408 accomplishes, get into step S409: portable radio device is connected to WLAN and then inserts the Internet through first communication module 20.After portable radio device was inserted the Internet, whether central processing unit 10 also need disappear through the network signals (LAN signal) of first communication interface, 24 lasting detection WLANs or deny less than predetermined strength value, step S410.As if the network signal disappearance of WLAN or less than the predetermined strength value; Execution in step S406 then; Otherwise portable radio device keeps connecting WLANs through first communication module 20, and continues to detect whether this LAN signal disappears or not less than the predetermined strength value.
After in step S406, closing first power supply 22, get into step S411: central processing unit 10 is opened second source 32 through the second source control port, is second communication module 30 power supplies; And startup second timer 18, step S412.
After step S412 accomplishes; Get into step S413: central processing unit 10 detects second communication module 30 through second communication interface 34 and whether receives the Wide Area Network signal; If detecting second communication module 30 receives the Wide Area Network signal, then get into step S414, if do not receive LAN signal; Then get into step S415, close second source 32 through the second source control port.At step S414; Whether central processing unit 10 detects received Wide Area Network signal strength signal intensity enough, judges promptly whether the Wide Area Network signal strength signal intensity reaches the predetermined strength value, if; Then get into step S416; If not, then execution in step S415 promptly closes second source 32 through the second source control port.In step S416; Whether the Wide Area Network signal that the second communication module 30 that central processing unit 10 detections are transmitted through second communication interface 34 is received is the authorisation network signal; If; Then carry out step S417, portable radio device is connected to wireless wide area network and then inserts the Internet through second communication module 30; Otherwise, execution in step S415.
Portable radio device is after step S417 inserts the Internet, and whether central processing unit 10 also need disappear through the network signals (Wide Area Network signal) of second communication interface 34 lasting detection wireless wide area networks or deny less than predetermined strength value, step S418.As if the network signal disappearance of wireless wide area network or less than the predetermined strength value; Then return step S401, otherwise get into step S419: whether judge second timer 18 to second predetermined interval, if arrive second predetermined interval; Then return step S403; Otherwise return step S418, promptly portable radio device keeps connecting wireless wide area networks through second communication module 20, and continues to detect whether this Wide Area Network signal disappears or not less than the predetermined strength value.
After in step S415, closing second source 32, get into step S420, judge that promptly whether first timer 16 is to first predetermined interval; If arrive first predetermined interval; Then return step S402, restart first timer, otherwise continue to carry out this step S420.
Being appreciated that above-mentioned steps S402 can change between step S415 and S420 carries out, and step S412 also can change and between step S418 and S419, carries out; Above-mentioned central processing unit 10 also can be after the start of this portable radio device, and detects the user and start and carry out above-mentioned switching WLAN and wireless wide area network step of connecting again after wireless network connects software.
This shows that the present invention detects two kinds of wireless network signals (network signal of WLAN and the network signal of wireless wide area network) through using the user on the portable radio device in the network process; Wherein, preferentially through the wireless local network accessing Internet, only under the situation of wireless lan signal useless; Just surf the Net through the wireless Internet signal; Therefore, can guarantee that the user uses under the situation that wireless mode surfs the Net, and saves expenses of surfing Internet preferably.For example, in some cases, as in user's inlet chamber the time; Since the signal of wireless wide area network a little less than; Communication equipment need more high-powerly could obtain communication efficiency preferably, if adopt wireless wide area network then need consume the more energy content of battery, adopts this moment WLAN to connect; Its signal is better, need not too many energy consumption and just can obtain communication efficiency preferably.When adopting wherein a kind of wireless network connection mode; The power supply of the communication module of another kind of wireless network connection mode can in time be closed; Can save more electric energy; In addition, can reach the purpose of automatic switching radio network connection mode, can need not manual operation and in time switch WLAN to be connected with wireless wide area network through method of the present invention.
The above is merely preferred embodiment of the present invention, is not in order to limiting practical range of the present invention, and therefore all other do not break away from the equivalence of being accomplished under the disclosed spirit and change or modify, and all should be included in protection scope of the present invention.
Claims (10)
1. the wireless network connecting method of a portable radio device is characterized in that, comprises the following steps:
(1) whether portable radio device is available through its first communication module detection WLAN;
(2) if said portable radio device detects WLAN through its first communication module and can use, then this portable radio device is through this wireless local network accessing Internet;
(3) otherwise; If it is unavailable that said portable radio device detects WLAN through its first communication module; Then this portable radio device connects wireless wide area network through its second communication module, and this portable radio device connects wireless wide area network through its second communication module and comprises the following steps:
(31) whether said portable radio device is available through its second communication module detection wireless wide area network;
(32) if said portable radio device detects wireless wide area network through its second communication module and can use, then this portable radio device further comprises through this wireless wide-area network accessing Internet afterwards:
Whether (321) behind second predetermined interval, detect WLAN through its first communication module available;
(322) if said portable radio device detects WLAN through its first communication module and can use, then this portable radio device diverted via this wireless local network accessing Internet;
(323) otherwise, this portable radio device keeps through said wireless wide-area network accessing Internet, and returns step (321);
(33) otherwise, unavailable if said portable radio device detects wireless wide area network through its second communication module, then return step (1).
2. wireless network connecting method according to claim 1 is characterized in that, and is unavailable if said portable radio device detects wireless wide area network through its second communication module in the said step (33), then behind first predetermined interval, returns step (1).
3. according to each described wireless network connecting method among the claim 1-2, it is characterized in that said step (1) comprising:
Said portable radio device detects the network signal whether its first communication module receives WLAN;
Whether the network signal that said portable radio device detects the received WLAN of its first communication module reaches the predetermined strength value; And
Whether the network signal that said portable radio device detects the received WLAN of its first communication module is the network signal of authorizing;
Wherein, reach predetermined strength value and the network signal for authorizing if said first communication module receives network signal and this network signal of WLAN, then this WLAN can be used; Otherwise this WLAN is unavailable.
4. wireless network connecting method according to claim 3; It is characterized in that; In the said step (2), said portable radio device behind said wireless local network accessing Internet, continue through the network signal that its first communication module detects WLAN whether disappear or this network signal whether less than the predetermined strength value; If this network signal disappears or less than the predetermined strength value, then gets into step (3); Otherwise said portable radio device keeps through said wireless local network accessing Internet.
5. according to each described wireless network connecting method among the claim 1-2, it is characterized in that said step (31) comprising:
Said portable radio device detects the network signal whether its second communication module receives wireless wide area network;
Whether the network signal that said portable radio device detects the received wireless wide area network of its second communication module reaches the predetermined strength value; And
Whether the network signal that said portable radio device detects the received wireless wide area network of its second communication module is the network signal of authorizing;
Wherein, reach predetermined strength value and the network signal for authorizing if said second communication module receives network signal and this network signal of wireless wide area network, then this wireless wide area network can be used; Otherwise this wireless wide area network is unavailable.
6. wireless network connecting method according to claim 5; It is characterized in that; In the said step (32), said portable radio device behind said wireless wide-area network accessing Internet, continue through the network signal that its second communication module detects wireless wide area network whether disappear or this network signal whether less than the predetermined strength value; If this network signal disappears or less than the predetermined strength value, then returns step (1); Otherwise said portable radio device keeps through said wireless wide-area network accessing Internet.
7. wireless network connecting method as claimed in claim 1; It is characterized in that: said WLAN is the wireless authentication network; Said wireless wide area network is GPRS network, GSM network, cdma network or 3G network, and said portable radio device is mobile phone, notebook computer, palmtop PC or personal digital assistant.
8. portable radio device; Comprise central processing unit; It is characterized in that; Also comprise be used to connect WLAN with the first communication module, first power supply that said portable radio device are inserted the Internet, be used to connect wireless wide area network said portable radio device is inserted the second communication module and the second source of the Internet, wherein, said first power supply and said second source are respectively said first communication module and the power supply of said second communication module by said central processing unit control; First communication interface of said central processing unit is connected to said first communication module; The second communication interface is connected to said second communication module; Whether this central processing unit detects WLAN through said first communication module available; Thereby but and be connected to said WLAN in this WLAN time spent through this first communication module and insert the Internet; Whether when this WLAN is unavailable, detect said wireless wide area network through said second communication module available, but and be connected to through this second communication module in this wireless wide area network time spent that thereby said wireless wide area network inserts the Internet and whether every behind second predetermined interval, to detect WLAN through said first communication module available; It is every whether available through said first communication module detection WLAN behind first predetermined interval when this wireless wide area network is unavailable.
9. portable radio device as claimed in claim 8; It is characterized in that: said first predetermined time interval and said second predetermined time interval are set by first timer and second timer respectively, and this first timer and second timer are connected to said central processing unit respectively.
10. portable radio device as claimed in claim 8; It is characterized in that: said WLAN is the wireless authentication network; Said wireless wide area network is GPRS network, GSM network, cdma network or 3G network, and said portable radio device is mobile phone, notebook computer, palmtop PC or personal digital assistant.
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| CN2010101024965A CN101808386B (en) | 2010-01-25 | 2010-01-25 | Wireless mobile device and wireless network connection method thereof |
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| CN2010101024965A CN101808386B (en) | 2010-01-25 | 2010-01-25 | Wireless mobile device and wireless network connection method thereof |
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| CN101808386B true CN101808386B (en) | 2012-08-22 |
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| CN106485491A (en) * | 2016-09-30 | 2017-03-08 | 努比亚技术有限公司 | A kind of payment terminal and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101389078A (en) * | 2008-10-31 | 2009-03-18 | 苏州佳世达电通有限公司 | Radio terminal device, radio communication system and method for connecting network |
| CN101389079A (en) * | 2008-10-31 | 2009-03-18 | 苏州佳世达电通有限公司 | Radio terminal device, radio communication system and method for switching connected network |
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