CN102929737A - Method and system for automatically restarting wireless network card - Google Patents
Method and system for automatically restarting wireless network card Download PDFInfo
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- CN102929737A CN102929737A CN2012104080082A CN201210408008A CN102929737A CN 102929737 A CN102929737 A CN 102929737A CN 2012104080082 A CN2012104080082 A CN 2012104080082A CN 201210408008 A CN201210408008 A CN 201210408008A CN 102929737 A CN102929737 A CN 102929737A
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Abstract
The invention discloses a method for automatically restarting a wireless network card which is connected with a host through a power controller. The method comprises the steps of: when the host detects a network fault, sending a power interruption signal to the power controller by the host; after the power controller receives the power interruption signal, interrupting the electric connection between the host and the wireless network card by the power controller; automatically resetting the wireless network card after power interruption; after the power interruption time of the wireless network card lasts for N seconds, sending a power-on signal to the power controller by the host, wherein N is more than 0; after the power controller receives the power-on signal, switching on the electric connection between the host and the wireless network card again; and automatically starting the wireless network card after power-on to recover normal operation. The invention further discloses a system for automatically restarting the wireless network card, wherein the system comprises the wireless network card, the host and the power controller. The method disclosed by the embodiment of the invention is simple and rapid and realizes the automatic restart of the wireless network card.
Description
Technical field
The present invention relates to wireless communication technology field, relate in particular to a kind of wireless Internet card autoboot method and system.
Background technology
The application of wireless communication technology has been deep into the various aspects of people's live and work, comprise computing machine used in everyday, mobile phone, wireless telephone etc., wherein 3G, WLAN, UWB, bluetooth, broadband satellite system, Digital Television all are the application of the most popular wireless communication technology of 21 century.
Wireless Internet card refers to the wireless wide-area network interface card, can be connected to wireless wide area network by wireless communication technology.China's wireless wide area network mainly contains TD-SCDMA and the CDMA2000 of China Telecom and three kinds of network formats of WCDMA of CHINAUNICOM of China Mobile at present, therefore, common wireless Internet card just comprises TD wireless Internet card, CDMA2000 wireless Internet card and WCDMA wireless Internet card three classes.The effect of wireless Internet card and function be equivalent to wireless penetration modulator-demodular unit (MODEM), it can cover Anywhere having radiophone signal, utilize wireless communication technology to be connected on the internet.Its common interface type also has PCMCIA, USB, CF/SD, E, T etc.The 3G card of surfing Internet is that present wireless wide-area communication network is used the medium of surfing the Net very widely.
3G (Third Generation) Moblie technology (3rd-Generation, 3G) refers to support the cellular mobile communication technology of high speed data transfer, and speed is generally in hundreds of kbps(kilobytes/second) more than.3G mainly exists four kinds of standard: CDMA2000, WCDMA, TD-SCDMA, WiMAX at present.3G network is owing to can provide high-speed radio to connect, can allow personal user's sending and receiving band big accessory Email, enjoy real-time interactive game, the high-resolution picture of transmitting-receiving and video, foradownloaded video and music content or keep wireless connections with computer in the office, undergo an unusual development rapidly.Along with the popularization of 3G network, popularize, the 3G card of surfing Internet also is widely used.
Wireless Internet access is stuck in the use procedure that connects host terminal, in the situation that self hardware does not damage, the reason generation operation troubless such as built-in system software can disturb because of environment electromagnetics, signal intensity is unstable quit work, and cause host terminal can not pass through the wireless Internet card connecting Internet.Thus, for this kind phenomenon, how to allow wireless Internet card again recover normal operation, keep the unobstructed for a long time of network, also just become the problem of needing solution badly.
The wireless Internet card of present main flow, great majority all are built-in with the software that automatically resets.When above-described system software fault because of wireless Internet card occurring, so that when host terminal be could not get on to the Net, one of main solution that adopts at present is the mode by hot plug, wireless Internet card is extracted from host terminal, thereby make the wireless Internet card outage, and then wireless Internet card reeve host terminal, re-power to wireless Internet card.Can automatically start the built-in software that resets after network interface card re-powers, recover normal operation, thereby so that host terminal recovers networking function.But therefore this solution can damage the performance of wireless Internet card for a long time owing to adopting the mode of hot plug in the past, affected the life-span of wireless Internet card, and wireless Internet card is manually plugged, operation inconvenience.
For the system software failure problems of wireless Internet card, another main solution is to adopt to restart host terminal at present, realizes restarting of wireless Internet card.In the process that host terminal is restarted, wireless Internet card also can automatically reset because of outage; When host terminal is switched on when starting again, the wireless Internet card rear autoboot of also can again switching on.Take time and effort but restart host terminal, and hindered and use host terminal to carry out other work to the user.
Therefore, existing method remains deficiency, can not allow well wireless Internet access be stuck in and again recovering normal operation when software fault occurs.
Summary of the invention
The objective of the invention is, a kind of wireless Internet card autoboot method and system are provided, are intended to solve in the situation that wireless Internet card hardware does not damage, when wireless Internet card breaks down or quit work, how the described wireless Internet card of autoboot makes it recover the problem of normal operation.
For solving above technical matters, the embodiment of the invention provides a kind of wireless Internet card autoboot method, and described wireless Internet card is connected with main frame by power-supply controller of electric, and described method comprises:
Described main frame sends power-off signal to described power-supply controller of electric when detecting network failure;
Described power-supply controller of electric disconnects being electrically connected of described main frame and described wireless Internet card after receiving described power-off signal;
Described wireless Internet access automatically resets after being stuck in outage;
Power-off time at described wireless Internet card continues N after second, and described main frame sends power on signal, N＞0 to described power-supply controller of electric;
Described power-supply controller of electric recloses being electrically connected of described main frame and described wireless Internet card after receiving described power on signal;
Described wireless Internet access starts after being stuck in energising automatically, recovers normal operation.
Further, described power-supply controller of electric comprises communication interface and electronic switch.
When described main frame sends power-off signal to described power-supply controller of electric, described power-off signal is through the transmission of described communication interface, send to described electronic switch, described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card; When described main frame sends power on signal to described power-supply controller of electric, described power on signal is through the transmission of described communication interface, send to described electronic switch, being electrically connected of described main frame and described wireless Internet card connected in the conducting after receiving described power on signal of described electronic switch.
The embodiment of the invention also provides a kind of wireless Internet card autoboot system, comprises wireless Internet card, main frame and power-supply controller of electric.Described wireless Internet card is connected with described main frame by described power-supply controller of electric.
Described main frame is used for sending power-off signal to described power-supply controller of electric when detecting network failure;
Described power-supply controller of electric is used for after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card;
Described wireless Internet card is used for automatically reseting after outage;
Described main frame also is used for continuing N after second at the power-off time of described wireless Internet card, sends power on signal, N＞0 to described power-supply controller of electric;
Described power-supply controller of electric also is used for after receiving described power on signal, recloses being electrically connected of described main frame and described wireless Internet card;
Described wireless Internet card also is used for automatically starting afterwards in energising, recovers normal operation.
Further, described power-supply controller of electric comprises communication interface and electronic switch; Described main frame is connected with the signal input part of described electronic switch by described communication interface; The signal output part of described electronic switch is connected with described wireless Internet card;
When described main frame sends power-off signal to described power-supply controller of electric, described power-off signal is through the transmission of described communication interface, send to described electronic switch, described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card;
When described main frame sends power on signal to described power-supply controller of electric, described power on signal is through the transmission of described communication interface, send to described electronic switch, being electrically connected of described main frame and described wireless Internet card connected in the conducting after receiving described power on signal of described electronic switch.
The wireless Internet card autoboot method and system that the embodiment of the invention provides, between main frame and wireless Internet card, increase a power-supply controller of electric, can be when detecting network failure, by the management of main frame to described power-supply controller of electric, realization is to the control of the status of electrically connecting of described main frame and described card of surfing Internet, thereby so that described wireless Internet card can autoboot, recover normal operation.Whole process does not need user's manual operation, and is simple, quick, ensures the unimpeded for a long time of network connection.
Description of drawings
Fig. 1 is the schematic flow sheet of an embodiment of wireless Internet card autoboot method provided by the invention;
Fig. 2 is the schematic flow sheet of the another embodiment of wireless Internet card autoboot method provided by the invention;
Fig. 3 is the structural representation of an embodiment of wireless Internet card autoboot provided by the invention system;
Fig. 4 is the structural representation of the another embodiment of wireless Internet card autoboot provided by the invention system.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described.
Referring to Fig. 1, it is the process flow diagram of an embodiment of wireless Internet card autoboot method provided by the invention.
Described wireless Internet card is connected with main frame by power-supply controller of electric, and described method comprises:
Step 101: described main frame sends power-off signal to described power-supply controller of electric when detecting network failure;
Step 102: described power-supply controller of electric disconnects being electrically connected of described main frame and described wireless Internet card after receiving described power-off signal;
Step 103: described wireless Internet access automatically resets after being stuck in outage;
Step 104: the power-off time at described wireless Internet card continues N after second, and described main frame sends power on signal, N＞0 to described power-supply controller of electric;
Step 105: described power-supply controller of electric recloses being electrically connected of described main frame and described wireless Internet card after receiving described power on signal;
Step 106: described wireless Internet access starts after being stuck in energising automatically, recovers normal operation.
In the present embodiment, main frame is connected behind the described power-supply controller of electric, set up with wireless Internet card and communicate by letter, and described wireless Internet card is powered by main frame.Therefore, main frame can be by the duty of control power-supply controller of electric, realization is to the control of the status of electrically connecting between described main frame and the described wireless Internet card, also be that main frame can be by sending the on/off electric signal, control the ON/OFF of described power-supply controller of electric, to realize the on/off electricity to wireless Internet card.
In the present embodiment, wireless Internet card can be built-in with the software that automatically resets, so that described wireless Internet access automatically resets after being stuck in outage, recovers initial operation mode; After waiting for that wireless Internet card re-powers, described wireless Internet card energising starts automatically, recovers normal operation.
Referring to Fig. 2, it is the process flow diagram of the another embodiment of wireless Internet card autoboot method provided by the invention.
Further, described power-supply controller of electric comprises communication interface and electronic switch;
When described main frame sends power-off signal to described power-supply controller of electric, described power-off signal is through the transmission of described communication interface, send to described electronic switch, described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card; When described main frame sends power on signal to described power-supply controller of electric, described power on signal is through the transmission of described communication interface, send to described electronic switch, being electrically connected of described main frame and described wireless Internet card connected in the conducting after receiving described power on signal of described electronic switch.
Particularly, the method step of the embodiment of the invention is:
Step 201: described main frame sends power-off signal to described power-supply controller of electric when detecting network failure;
Step 202: described power-off signal sends to described electronic switch through the transmission of described communication interface, and described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card;
Step 203: described wireless Internet access automatically resets after being stuck in outage;
Step 204: the power-off time at described wireless Internet card continues N after second, and described main frame sends power on signal, N＞0 to described power-supply controller of electric;
Step 205: described power on signal sends to described electronic switch through the transmission of described communication interface, and the conducting after receiving described power on signal of described electronic switch recloses being electrically connected of described main frame and described wireless Internet card;
Step 206: described wireless Internet access starts after being stuck in energising automatically, recovers normal operation.
In the present embodiment, main frame is by the control of described communication interface realization to the duty of described electronic switch, and owing to wireless Internet card carries out work by the main frame power supply, therefore, main frame can be controlled by sending the on/off electric signal conducting or the disconnection of described electronic switch, to realize that main frame is to the on/off electricity of wireless Internet card.
Identical with previous embodiment is, wireless Internet card is built-in with the software that automatically resets so that described wireless Internet access automatically resets after being stuck in outage, wait for re-power after, described wireless Internet card starts automatically, recovers normal operation.
Further, in aforesaid two embodiment, the power-off time of described wireless Internet card continues N second, N=5.
Further, described wireless Internet card can be the 3G card of surfing Internet.
Referring to Fig. 3, it is the structural representation of an embodiment of wireless Internet card autoboot provided by the invention system.
In the present embodiment, wireless Internet card autoboot system comprises wireless Internet card, main frame and power-supply controller of electric.
Described wireless Internet card 303 is connected with described main frame 301 by described power-supply controller of electric 302;
Described main frame 301 is used for when detecting network failure, sends power-off signal to described power-supply controller of electric 302;
Described power-supply controller of electric 302 is used for after receiving described power-off signal, disconnects being electrically connected of described main frame 301 and described wireless Internet card 303;
Described wireless Internet card 303 is used for automatically reseting after outage;
Described main frame 301 also is used for continuing N after second at the power-off time of described wireless Internet card 303, sends power on signal, N＞0 to described power-supply controller of electric 302;
Described power-supply controller of electric 302 also is used for after receiving described power on signal, recloses being electrically connected of described main frame 301 and described wireless Internet card 303;
Described wireless Internet card 303 also is used for automatically starting afterwards in energising, recovers normal operation.
In the present embodiment, wireless Internet card 303 is by main frame 301 powered operation, and therefore, main frame 301 can by the duty of control power-supply controller of electric 302, be realized the control to the status of electrically connecting between main frame 301 and the wireless Internet card 303.Also be that main frame 301 can be controlled the ON/OFF of described power-supply controller of electric 302 by sending the on/off electric signal, to realize the on/off electricity to wireless Internet card 303.
In the present embodiment, wireless Internet card 303 can be built-in with the software that automatically resets, so that described wireless Internet card 303 automatically resets after outage, recovers initial operation mode; After waiting for that wireless Internet card 303 re-powers, described wireless Internet card 303 energisings start automatically, recover normal operation.
Referring to Fig. 4, it is the structural representation of the another embodiment of wireless Internet card autoboot provided by the invention system.
The difference of the present embodiment and embodiment shown in Figure 3 is, further, described power-supply controller of electric 402 comprises communication interface 4021 and electronic switch 4022.
Described main frame 401 is connected with the signal input part of described electronic switch 4022 by described communication interface 4021; The signal output part of described electronic switch 4022 is connected with described wireless Internet card 403.
When described main frame 401 sends power-off signal to described power-supply controller of electric 402, described power-off signal is through the transmission of described communication interface 4021, send to described electronic switch 4022, described electronic switch 4022 cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame 401 and described wireless Internet card 403;
When described main frame 401 sends power on signal to described power-supply controller of electric 402, described power on signal is through the transmission of described communication interface 4021, send to described electronic switch 4022, being electrically connected of described main frame 401 and described wireless Internet card 403 connected in the conducting after receiving described power on signal of described electronic switch 4022.
Further, communication interface is RS-232 interface, USB interface, pcmcia interface or CF interface.
RS-232 interface is by the EIA(Electronic Industry Association of EIA) a kind of serial physical interface standard of promulgating in 1969.RS(Recommended Standard) be the abbreviation of English " proposed standard ", 232 is identification number.RS-232 interface is most widely used a kind of serial line interface in present PC and the communication industry.
USB is the abbreviation of English " Universal Serial BUS ", and Chinese is a kind of external bus standard referred to as USB (universal serial bus), is used for being connected and communicating by letter of proper calculation machine and external unit.USB interface is as the interfacing that is applied in the PC field, the plug and play of support equipment and warm connection function.
PCMCIA is the abbreviation of English " Personal Computer Memory Card International Association ", Chinese is called for short PC RAM (random access memory) card international federation, being one is found in 1989, has International Standards Organization and the trade federation of more than 300 member company, its objective is and set up an integrated circuit international standard, improve the interchangeability of mobile computer.PCMCIA has defined the I/O connection line standard that originally is used for 68 pin of RAM (random access memory) card, has increased simultaneously the slot operation instruction.PCMCIA has defined the card of three kinds of different models, and their length and width all are 85.6 * 54mm, and is just different aspect thickness, and the general card of compatible lowest version well of the pcmcia interface of highest version.
CF(Compact Flash), be at first a kind of data storage device for portable electric appts.The CF card is as a kind of memory device, and related specifications was produced and formulated to its revolutionary compact flash of having used by SanDisk company first in 1994.The device that present CF card can be compatible with most of digital music broadcaster, digital camera, notebook computer, mobile phone and have the MMC card slot.CF be the oldest also be one of the most successful standard, the CF interface also namely meets the card slot of its standard.
Electronic switch 4022 can be the on-off circuit unit that is comprised of controlled electron valve devices such as triode, field effect transistor, to realize the on/off of power-supply controller of electric.
Further, described wireless Internet card is the 3G card of surfing Internet.
Further, described power-supply controller of electric is built in the described wireless Internet card.That is, described power-supply controller of electric and the integrated device of described wireless Internet card.
The wireless Internet card autoboot method and system that the embodiment of the invention provides, in the situation that wireless Internet card hardware does not damage, having solved gets online without being tethered to a cable is stuck in when breaking down or quitting work, and how the described wireless Internet card of autoboot makes it recover the problem of normal operation.In the embodiment of the invention, main frame is realized the on/off electricity to described wireless Internet card by the control to power-supply controller of electric, thereby so that described wireless Internet card is restarted after can automatically reseting, recovers normal operation.Whole process does not need user's manual operation, and is simple, quick.
The above 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 principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (8)
1. a wireless Internet card autoboot method is characterized in that, described wireless Internet card is connected with main frame by power-supply controller of electric, and described method comprises:
Described main frame sends power-off signal to described power-supply controller of electric when detecting network failure;
Described power-supply controller of electric disconnects being electrically connected of described main frame and described wireless Internet card after receiving described power-off signal;
Described wireless Internet access automatically resets after being stuck in outage;
Power-off time at described wireless Internet card continues N after second, and described main frame sends power on signal, N＞0 to described power-supply controller of electric;
Described power-supply controller of electric recloses being electrically connected of described main frame and described wireless Internet card after receiving described power on signal;
Described wireless Internet access starts after being stuck in energising automatically, recovers normal operation.
2. wireless Internet card autoboot method as claimed in claim 1 is characterized in that, described power-supply controller of electric comprises communication interface and electronic switch;
When described main frame sends power-off signal to described power-supply controller of electric, described power-off signal is through the transmission of described communication interface, send to described electronic switch, described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card; When described main frame sends power on signal to described power-supply controller of electric, described power on signal is through the transmission of described communication interface, send to described electronic switch, being electrically connected of described main frame and described wireless Internet card connected in the conducting after receiving described power on signal of described electronic switch.
3. wireless Internet card autoboot method as claimed in claim 1 or 2 is characterized in that, described power-off time continues N second, N=5.
4. a wireless Internet card autoboot system is characterized in that, comprises wireless Internet card, main frame and power-supply controller of electric; Described wireless Internet card is connected with described main frame by described power-supply controller of electric;
Described main frame is used for sending power-off signal to described power-supply controller of electric when detecting network failure;
Described power-supply controller of electric is used for after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card;
Described wireless Internet card is used for automatically reseting after outage;
Described main frame also is used for continuing N after second at the power-off time of described wireless Internet card, sends power on signal, N＞0 to described power-supply controller of electric;
Described power-supply controller of electric also is used for after receiving described power on signal, recloses being electrically connected of described main frame and described wireless Internet card;
Described wireless Internet card also is used for automatically starting afterwards in energising, recovers normal operation.
5. wireless Internet card autoboot as claimed in claim 4 system is characterized in that, described power-supply controller of electric comprises communication interface and electronic switch; Described main frame is connected with the signal input part of described electronic switch by described communication interface; The signal output part of described electronic switch is connected with described wireless Internet card;
When described main frame sends power-off signal to described power-supply controller of electric, described power-off signal is through the transmission of described communication interface, send to described electronic switch, described electronic switch cuts out after receiving described power-off signal, disconnects being electrically connected of described main frame and described wireless Internet card;
When described main frame sends power on signal to described power-supply controller of electric, described power on signal is through the transmission of described communication interface, send to described electronic switch, being electrically connected of described main frame and described wireless Internet card connected in the conducting after receiving described power on signal of described electronic switch.
6. wireless Internet card autoboot as claimed in claim 5 system is characterized in that, described communication interface is RS-232 interface, USB interface, pcmcia interface or CF interface.
7. such as the arbitrary described wireless Internet card autoboot of claim 4 ~ 6 system, it is characterized in that, described wireless Internet card is the 3G card of surfing Internet.
8. wireless Internet card autoboot as claimed in claim 7 system is characterized in that, described power-supply controller of electric is built in the described wireless Internet card.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104080082A CN102929737A (en) | 2012-10-24 | 2012-10-24 | Method and system for automatically restarting wireless network card |
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| CN2012104080082A CN102929737A (en) | 2012-10-24 | 2012-10-24 | Method and system for automatically restarting wireless network card |
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| CN104503352A (en) * | 2014-11-21 | 2015-04-08 | 西南铝业（集团）有限责任公司 | PLC power supply circuit |
| CN104993841A (en) * | 2015-05-29 | 2015-10-21 | 深圳市彩易生活科技有限公司 | Wireless communication device and restarting method thereof, terminal device and host device |
| WO2016101596A1 (en) * | 2014-12-25 | 2016-06-30 | 中兴通讯股份有限公司 | Power fail safeguard method, device and system thereof |
| CN106161109A (en) * | 2016-08-30 | 2016-11-23 | 西安诺瓦电子科技有限公司 | Network Abnormal self-recovery method |
| CN106484554A (en) * | 2016-09-27 | 2017-03-08 | 珠海格力智能装备有限公司 | Network bus driving method and device |
| CN109213026A (en) * | 2017-06-30 | 2019-01-15 | 杜根股份公司 | The method and safe condition controller powered to interface card |
| CN110879539A (en) * | 2019-11-29 | 2020-03-13 | 无锡小天鹅电器有限公司 | Control circuit, control method and device of household appliance and household appliance |
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| CN1469242A (en) * | 2002-07-18 | 2004-01-21 | 联想(北京)有限公司 | Software start-up method for movable computer peripheral equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104503352A (en) * | 2014-11-21 | 2015-04-08 | 西南铝业（集团）有限责任公司 | PLC power supply circuit |
| WO2016101596A1 (en) * | 2014-12-25 | 2016-06-30 | 中兴通讯股份有限公司 | Power fail safeguard method, device and system thereof |
| CN104993841A (en) * | 2015-05-29 | 2015-10-21 | 深圳市彩易生活科技有限公司 | Wireless communication device and restarting method thereof, terminal device and host device |
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| CN109213026A (en) * | 2017-06-30 | 2019-01-15 | 杜根股份公司 | The method and safe condition controller powered to interface card |
| CN110879539A (en) * | 2019-11-29 | 2020-03-13 | 无锡小天鹅电器有限公司 | Control circuit, control method and device of household appliance and household appliance |
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Application publication date: 20130213 |