CN103874164A - Method and system for connecting to WIFI (Wireless Fidelity) by NFC (Near Field Communication) and mobile terminal equipment - Google Patents
Method and system for connecting to WIFI (Wireless Fidelity) by NFC (Near Field Communication) and mobile terminal equipment Download PDFInfo
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- CN103874164A CN103874164A CN201410069471.8A CN201410069471A CN103874164A CN 103874164 A CN103874164 A CN 103874164A CN 201410069471 A CN201410069471 A CN 201410069471A CN 103874164 A CN103874164 A CN 103874164A
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Abstract
The invention discloses a method for connecting to WIFI (Wireless Fidelity) by NFC (Near Field Communication). The method comprises the steps that mobile terminal equipment is close to an NFC label, the NFC label is activated, an application program which is prestored in the NFC label is installed in the mobile terminal equipment, the NFC label starts a synchronization algorithm which is synchronized by events, a plurality of groups of dynamic passwords are generated to be sent to the mobile terminal equipment, the mobile terminal equipment sends the obtained dynamic password data package to a WIFI router, a synchronization algorithm which is operated in a dynamic password decoding module built-in the WIFI router is consistent with the synchronization algorithm in the NFC label, base band information which is received is dynamically decoded, an SSID (Service Set Identifier) and a login password of a WIFI hot spot are decoded, a communication channel between the mobile terminal equipment and the WIFI hot spot is built, and the interconnection and the data interaction of two pieces of equipment are completed. According to the method, a user does not need to input a password when WIFI connection is carried out, and the WIFI can be connected by a dynamic password mode through an NFC technology.
Description
Technical field
The present invention relates to mobile communication technology field, especially relate to a kind of method, system and mobile terminal device that connects WIFI by NFC.
Background technology
Along with the development of the communication technology, people use mobile terminal login wireless network to carry out diverse network access and more and more general alternately.For this reason, school, airport, station, harbour, market, coffee shop, library and increasing Condom are provided with WIFI(Wireless Fidelity, Wireless Fidelity) network, to facilitate mobile phone users to carry out access to netwoks.
The supplier of WIFI focus need to control the equipment of logining its WIFI focus, conventionally adopt the mode that password is set to retrain reasonability and the legitimacy of logining WIFI hotspot device, take for a long time the problem of WIFI focus and often change password in order to solve mobile device again simultaneously; Some WIFI network needs user's input handset number, adopts the pin mode dynamic management login hotspot device that sends SMS message, once exceed join domain, user just need to resend phone number, has caused trouble to user's use.Concerning the user of mobile device, through after a while, store a large amount of WIFI of login hot informations, most of WIFI focus is difficult to continue login after several times use, and causes the loaded down with trivial details of WIFI focus management.
From the problems referred to above, the supplier of WIFI focus has the requirement of not changing or often not changing WIFI focus login password, the user of mobile terminal device has the storage of minimizing WIFI focus SSID(Service Set Identifier, service set) and the demand of password.
NFC is called for short Near Field Communication, it is wireless near field communication, a kind of contactless identification and interconnection technique, can carry out wireless near field communication at mobile device, consumer electronics product, PC and smart control Tool Room, be a kind of wireless connect technology that provides easily, communicates by letter safely, rapidly.At present, the various mobile terminal devices such as increasing mobile phone, PDA and panel computer have NFC function, by built-in NFC chip, antenna, just can realize the communication of various device in several cm range.
Summary of the invention
The object of this invention is to provide a kind of method, system and mobile terminal device that connects WIFI by NFC, make user carrying out when WIFI connects not needing to input password, connect WIFI by NFC technology in dynamic password mode.
For achieving the above object, the present invention adopts following technical scheme:
A method that connects WIFI by NFC, it comprises the following steps:
(1), the mobile terminal device with NFC function is during near NFC label, in near-field communication coverage, the antenna energy in the NFC module in mobile terminal device, to NFC label, activates NFC label, NFC label Power-On Self-Test;
(2), whether NFC label detect mobile terminal device and be provided with and need the application program of installing, as above-mentioned application program do not detected, the application program installation kit of installing for mobile terminal device of inner pre-stored is sent to mobile terminal device by NFC label; Mobile terminal device detects can be for the application program installation kit of installing, prompting mobile terminal equipment user installs this application program, mobile terminal device is installed after this application program, and mobile terminal device is opened NFC function, and mobile terminal device is set up and communicated by letter with NFC label; NFC label starts by the synchronized algorithm of event synchronization, generates many group dynamic passwords simultaneously, and NFC label sends many group dynamic passwords to mobile terminal device, waits standby mobile terminal device to receive and confirms;
(3), mobile terminal device sends feedback information to NFC label after receiving dynamic password;
(4), mobile terminal device by wireless mode by the dynamic password Packet Generation obtaining to WIFI router, WIFI router is built-in with dynamic password deciphering module, in dynamic password deciphering module, the synchronized algorithm of operation is consistent with the synchronized algorithm in NFC label, dynamic password deciphering module is dynamically deciphered the base-band information receiving, decrypt SSID and the login password of WIFI focus, set up the communication port between mobile terminal device and WIFI focus and complete interconnection and the data interaction of these two equipment.
Further, the above-mentioned method that connects WIFI by NFC, also comprise, install at mobile terminal device after the application program installation kit of installing for mobile terminal device of the inner pre-stored of NFC label, after the NFC module in mobile terminal device dynamic monitoring mobile terminal device is closed, reopen NFC function.
Connect a system of WIFI by NFC, it comprises NFC label, WIFI router and mobile terminal device; Wherein,
The application program installation kit that in NFC label, pre-stored is installed for mobile terminal device, in application program installation kit, there is synchronized algorithm, judge whether mobile terminal device is provided with the application program that needs installation, be used for responding to mobile terminal device field signal, set up and communicate by letter with mobile terminal device, trigger as event synchronization take the built-in NFC module of mobile terminal device, send the many groups of packets that comprise dynamic password to mobile terminal device;
The dynamic password deciphering module that WIFI router is built-in, the dynamic password packet of sending for mobile terminal receive equipment, decrypts mobile terminal device and logins SSID and the login password of required WIFI focus, judges the legitimacy of deciphering SSID and login password;
Mobile terminal device, approaches NFC label for induction, sets up and communicates by letter with NFC label, receives many groups dynamic password that NFC label sends, and sends and receives dynamic password successful information to NFC label, sends the packet that comprises dynamic password to WIFI router.
Further, above-mentioned connects in the system of WIFI by NFC, in NFC label, be also provided with WIFI focus login time constraints module, WIFI focus logs in duration and writes or set voluntarily by the WIFI focus owner by the possessory NFC label read-write apparatus of WIFI focus is preset.
A kind of mobile terminal device, it approaches NFC label for induction, sets up and communicates by letter with NFC label, receives many groups dynamic password that NFC label sends, and sends and receives dynamic password successful information to NFC label, sends the packet that comprises dynamic password to WIFI router.
Further, above-mentioned mobile terminal device, it also carries out countdown for the WIFI focus login duration according to writing in advance in NFC label, and after the countdown concluded, refusal mobile terminal device is logined WIFI focus automatically; Meanwhile, point out this WIFI login time to arrive to terminal user, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.
Further, above-mentioned mobile terminal device, it is also for dynamically reading WIFI focus signal power, when the WIFI focus signal power reading is during lower than setting threshold, start WIFI focus login wait routine, if mobile terminal device still cannot receive normal WIFI focus signal power in official hour, refuse mobile terminal device login WIFI focus; Simultaneously, signal power from WIFI focus to terminal user prompting that logined is low, prompting user changes position of mobile equipment to adjust the signal power of WIFI focus, as do not obtained at the appointed time enough WIFI focus signal powers, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.
Further, above-mentioned mobile terminal device, it is also in the time meeting time constraint condition and meet power constraint condition, and the application prompts terminal user that mobile terminal device is installed approaches mobile terminal device NFC label again, authorizes access WIFI focus.
Further, above-mentioned mobile terminal device, it is also for detecting that the login time constraint of WIFI focus and the signal power constraint of WIFI focus do not meet after the condition of login WIFI focus, will delete WIFI focus SSID and the login password information of mobile terminal device storage voluntarily.
Further, above-mentioned mobile terminal device, it is also for presetting specific WIFI focus and automatically identifying and set WIFI focus, in the time that mobile terminal device approaches NFC label, prompting mobile terminal equipment user carries out following operation: close bluetooth be connected with Mobile data open simultaneously WIFI connect; Or close WIFI connection and open Mobile data connection simultaneously.
Owing to adopting technical scheme as above, the present invention has following superiority:
Should connect by NFC method, system and the mobile terminal device of WIFI, it utilizes the short distance wireless communication technology NFC, use dynamic password mode, can make mobile terminal device connect fast WIFI, and without input password, and the mode of deleting after using guarantees the formedness that user experiences, solve the login of existing WIFI focus needs the triviality problem of man-machine interactively simultaneously.Implementation method of the present invention is simple, safe and reliable, with low cost.
Accompanying drawing explanation
Fig. 1 is the present invention connects WIFI method realization flow figure by NFC;
Fig. 2 is mutual realization flow figure between NFC label and mobile terminal device in Fig. 1;
Fig. 3 is the present invention connects WIFI system configuration schematic diagram by NFC.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
As shown in Figure 1, 2, the present invention connects the method for WIFI by NFC, and the performing step of its flow process is as follows:
S1, the mobile terminal device during near NFC label with NFC function, in near-field communication coverage, the antenna energy in the NFC module in mobile terminal device, to NFC label, activates NFC label, NFC label Power-On Self-Test;
S2, NFC label detect mobile terminal device whether the application program that needs installation are installed, in the time that NFC label detection mobile terminal device inside has been provided with application program, application program installation kit is not sent to mobile terminal device inside by prompting mobile terminal equipment user, as above-mentioned application program not detected, the application program installation kit of installing for mobile terminal device of inner pre-stored is sent to mobile terminal device by NFC label; Mobile terminal device detects can be for the application program installation kit of installing, prompting mobile terminal equipment user installs this application program, mobile terminal device is installed after this application program, mobile terminal device is opened NFC function, and NFC module in dynamic monitoring mobile terminal device reopens NFC function after being closed, mobile terminal device is set up and is communicated by letter with NFC label; NFC label starts by the synchronized algorithm of event synchronization, generate many group dynamic passwords simultaneously, the synchronized algorithm of carrying out after each event synchronization generates 5 groups of dynamic passwords, because causing single, uncertain factor do not receive that dynamic password carries out redundancy backup design for guaranteeing mobile device, NFC label sends many group dynamic passwords to mobile terminal device, waits standby mobile terminal device to receive and confirms;
S3, mobile terminal device send feedback information to NFC label after receiving dynamic password;
S4, mobile terminal device by wireless mode by the dynamic password Packet Generation obtaining to WIFI router, in the built-in dynamic password deciphering module of WIFI router, the synchronized algorithm of operation is consistent with the synchronized algorithm in NFC label, dynamic password deciphering module is dynamically deciphered the base-band information receiving, decrypt SSID and the login password of WIFI focus, contrast with SSID and the login password of WIFI focus, and comparing result is fed back to mobile terminal device, set up the communication port between mobile terminal device and WIFI focus and complete interconnection and the data interaction of these two equipment.
As shown in Figure 3, the system that connects WIFI by NFC of the present invention, it comprises NFC label, WIFI router and mobile terminal device; Wherein,
The application program installation kit that in NFC label, pre-stored is installed for mobile terminal device, in application program installation kit, there is synchronized algorithm, judge whether mobile terminal device is provided with the application program that needs installation, be used for responding to mobile terminal device field signal, set up and communicate by letter with mobile terminal device, trigger as event synchronization take the built-in NFC module of mobile terminal device, send the many groups of packets that comprise dynamic password to mobile terminal device;
The dynamic password deciphering module that WIFI router is built-in, the dynamic password packet of sending for mobile terminal receive equipment, decrypts mobile terminal device and logins SSID and the login password of required WIFI focus, judges the legitimacy of deciphering SSID and login password;
Mobile terminal device, approaches NFC label for induction, sets up and communicates by letter with NFC label, receives many groups dynamic password that NFC label sends, and sends and receives dynamic password successful information to NFC label, sends the packet that comprises dynamic password to WIFI router.
In above-mentioned NFC label, be also provided with WIFI focus login time constraints module, WIFI focus logs in duration and writes or set voluntarily by the WIFI focus owner by the possessory NFC label read-write apparatus of WIFI focus is preset.
Mobile terminal device of the present invention, it approaches NFC label for induction, sets up and communicates by letter with NFC label, receives many groups dynamic password that NFC label sends, send and receive dynamic password successful information to NFC label, send the packet that comprises dynamic password to WIFI router.
Above-mentioned mobile terminal device, it also carries out countdown for the WIFI focus login duration according to writing in advance in NFC label, and after the countdown concluded, refusal mobile terminal device is logined WIFI focus automatically; Meanwhile, point out this WIFI login time to arrive to terminal user, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.The login WIFI focus duration writing in advance as do not received, this function is closed automatically.
Above-mentioned mobile terminal device, it is also for dynamically reading WIFI focus signal power, when the WIFI focus signal power reading is during lower than setting threshold, start WIFI focus login wait routine, if mobile terminal device still cannot receive normal WIFI focus signal power in official hour, refuse mobile terminal device login WIFI focus; Simultaneously, signal power from WIFI focus to terminal user prompting that logined is low, prompting user changes position of mobile equipment to adjust the signal power of WIFI focus, as do not obtained at the appointed time enough WIFI focus signal powers, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.
Above-mentioned mobile terminal device, it is also in the time meeting time constraint condition (using WIFI focus a time-count cycle) and meet power constraint condition (leaving WIFI hotspot coverage), the application prompts terminal user that mobile terminal device is installed approaches mobile terminal device NFC label again, authorizes access WIFI focus.
Above-mentioned mobile terminal device, it is also for detecting that the login time constraint of WIFI focus and the signal power constraint of WIFI focus do not meet after the condition of login WIFI focus, will delete WIFI focus SSID and the login password information of mobile terminal device storage voluntarily.
Above-mentioned mobile terminal device, it is also for presetting specific WIFI focus and automatically identifying and set WIFI focus, in the time that mobile terminal device approaches NFC label, prompting mobile terminal equipment user carries out following operation: close bluetooth be connected with Mobile data open simultaneously WIFI connect; Or close WIFI connection and open Mobile data connection simultaneously.The object of carrying out aforesaid operations is to make mobile terminal device in the time entering specific WIFI focus (as often come in and gone out and the fixing WIFI focus using in family, office space etc.) place, automatically the connection of foundation and WIFI focus, close the method for other accessing external networks simultaneously, in the time leaving WIFI focus place, automatically use Mobile data to connect, close WIFI simultaneously and connect.In the time that mobile terminal device approaches NFC label, can also be for detection of the on off state of bluetooth, Mobile data connection and WIFI.
Claims (10)
1. a method that connects WIFI by NFC, is characterized in that: it comprises the following steps:
(1), the mobile terminal device with NFC function is during near NFC label, in near-field communication coverage, the antenna energy in the NFC module in mobile terminal device, to NFC label, activates NFC label, NFC label Power-On Self-Test;
(2), whether NFC label detect mobile terminal device and be provided with and need the application program of installing, as above-mentioned application program do not detected, the application program installation kit of installing for mobile terminal device of inner pre-stored is sent to mobile terminal device by NFC label; Mobile terminal device detects can be for the application program installation kit of installing, prompting mobile terminal equipment user installs this application program, mobile terminal device is installed after this application program, and mobile terminal device is opened NFC function, and mobile terminal device is set up and communicated by letter with NFC label; NFC label starts by the synchronized algorithm of event synchronization, generates many group dynamic passwords simultaneously, and NFC label sends many group dynamic passwords to mobile terminal device, waits standby mobile terminal device to receive and confirms;
(3), mobile terminal device sends feedback information to NFC label after receiving dynamic password;
(4), mobile terminal device by wireless mode by the dynamic password Packet Generation obtaining to WIFI router, WIFI router is built-in with dynamic password deciphering module, in dynamic password deciphering module, the synchronized algorithm of operation is consistent with the synchronized algorithm in NFC label, dynamic password deciphering module is dynamically deciphered the base-band information receiving, decrypt SSID and the login password of WIFI focus, set up the communication port between mobile terminal device and WIFI focus and complete interconnection and the data interaction of these two equipment.
2. the method that connects WIFI by NFC according to claim 1, it is characterized in that: it also comprises, install at mobile terminal device after the application program installation kit of installing for mobile terminal device of the inner pre-stored of NFC label, after the NFC module in mobile terminal device dynamic monitoring mobile terminal device is closed, reopen NFC function.
3. a system that connects WIFI by NFC, is characterized in that: it comprises NFC label, WIFI router and mobile terminal device; Wherein,
The application program installation kit that in NFC label, pre-stored is installed for mobile terminal device, in application program installation kit, there is synchronized algorithm, judge whether mobile terminal device is provided with the application program that needs installation, be used for responding to mobile terminal device field signal, set up and communicate by letter with mobile terminal device, trigger as event synchronization take the built-in NFC module of mobile terminal device, send the many groups of packets that comprise dynamic password to mobile terminal device;
The dynamic password deciphering module that WIFI router is built-in, the dynamic password packet of sending for mobile terminal receive equipment, decrypts mobile terminal device and logins SSID and the login password of required WIFI focus, judges the legitimacy of deciphering SSID and login password;
Mobile terminal device, approaches NFC label for induction, sets up and communicates by letter with NFC label, receives many groups dynamic password that NFC label sends, and sends and receives dynamic password successful information to NFC label, sends the packet that comprises dynamic password to WIFI router.
4. the system that connects WIFI by NFC according to claim 3, it is characterized in that: in its NFC label, be also provided with WIFI focus login time constraints module, WIFI focus logs in duration and writes or set voluntarily by the WIFI focus owner by the possessory NFC label read-write apparatus of WIFI focus is preset.
5. a mobile terminal device, it is characterized in that: it approaches NFC label for induction, set up and communicate by letter with NFC label, receive many groups dynamic password that NFC label sends, send and receive dynamic password successful information to NFC label, send the packet that comprises dynamic password to WIFI router.
6. mobile terminal device according to claim 5, is characterized in that: it also carries out countdown for the WIFI focus login duration according to writing in advance in NFC label, and after the countdown concluded, refusal mobile terminal device is logined WIFI focus automatically; Meanwhile, point out this WIFI login time to arrive to terminal user, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.
7. mobile terminal device according to claim 5, it is characterized in that: it is also for dynamically reading WIFI focus signal power, when the WIFI focus signal power reading is during lower than setting threshold, start WIFI focus login wait routine, if mobile terminal device still cannot receive normal WIFI focus signal power in official hour, refuse mobile terminal device login WIFI focus; Simultaneously, signal power from WIFI focus to terminal user prompting that logined is low, prompting user changes position of mobile equipment to adjust the signal power of WIFI focus, as do not obtained at the appointed time enough WIFI focus signal powers, need again approach NFC label and carry out dynamic password application next time and automatically access WIFI focus flow process.
8. mobile terminal device according to claim 5, it is characterized in that: it is also in the time meeting time constraint condition and meet power constraint condition, the application prompts terminal user that mobile terminal device is installed approaches mobile terminal device NFC label again, authorizes access WIFI focus.
9. mobile terminal device according to claim 5, it is characterized in that: it is also for detecting that the login time constraint of WIFI focus and the signal power constraint of WIFI focus do not meet after the condition of login WIFI focus, will delete WIFI focus SSID and the login password information of mobile terminal device storage voluntarily.
10. mobile terminal device according to claim 5, it is characterized in that: it is also for presetting specific WIFI focus and automatically identifying and set WIFI focus, in the time that mobile terminal device approaches NFC label, prompting mobile terminal equipment user carries out following operation: close bluetooth be connected with Mobile data open simultaneously WIFI connect; Or close WIFI connection and open Mobile data connection simultaneously.
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