CN102946484A - Method for unlocking mobile terminal by near-filed communication and system - Google Patents
Method for unlocking mobile terminal by near-filed communication and system Download PDFInfo
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- CN102946484A CN102946484A CN201210463074XA CN201210463074A CN102946484A CN 102946484 A CN102946484 A CN 102946484A CN 201210463074X A CN201210463074X A CN 201210463074XA CN 201210463074 A CN201210463074 A CN 201210463074A CN 102946484 A CN102946484 A CN 102946484A
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Abstract
The invention discloses a method for unlocking a mobile terminal by near-field communication and a system. The method comprises the following steps that: the mobile terminal writes unlocking information set by a user into an electronic tag through a near-field communication chip arranged in the mobile terminal; in unlocking, the mobile terminal closes to the electronic tag, and reads the unlocking information in the electronic tag through the near-field communication chip; whether the read unlocking information is the same as the unlocking information set by the use is judged; if SO, the mobile terminal is switched into an unlocking state on an interface of the user; and if NO, the mobile terminal maintains a locked state on the interface of the use. According to the invention, the safety of unlocking is improved, no manual input or sliding input is needed in the unlocking process, and only the mobile terminal needs to close to the electronic tag, so that the unlocking process is more convenient.
Description
Technical field
The present invention relates to the unlocking screen field, relate in particular to a kind of method and system of utilizing the near-field communication unlocking mobile terminal.
Background technology
The society portable terminal is more and more universal, the unlocking function of portable terminal also develops rapidly, the major way of existing mobile phone screen release has unlock password, gesture release, face recognition release, diagram release etc., but these unlocking manner fail safes are not high, be cracked easily, and existing unlocking manner mostly needs manually to input or slidingly input, and just can carry out release, and it is also not too convenient to operate.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of method and system of utilizing the near-field communication unlocking mobile terminal, be intended to solve existing high, the not inconvenient problem of portable terminal unlock method fail safe.
Technical scheme of the present invention is as follows:
A kind of method of utilizing the near-field communication unlocking mobile terminal wherein, comprises step:
The release information exchange that A, portable terminal arrange the user is crossed the near-field communication chip that portable terminal carries and is written in the electronic tag;
When B, release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Whether the release information that C, judgement read is identical with the release information that the user arranges;
If the described release information that reads of D is identical with the release information that the user arranges, then described portable terminal is switched to the user interface released state; Otherwise described portable terminal is remained on the user interface lock-out state.
The described method of utilizing the near-field communication unlocking mobile terminal, wherein, described steps A specifically comprises:
A1, portable terminal receive the release information that the user arranges, and with described release information storage;
A2, portable terminal are encrypted processing to described release information;
A3, the portable terminal release information exchange after with encryption is crossed the near-field communication chip that portable terminal carries and is written in the designated sector of electronic tag.
The described method of utilizing the near-field communication unlocking mobile terminal, wherein, described step B specifically comprises:
When B1, release, portable terminal carries out verification near described electronic tag by the key in described near-field communication chip and the electronic tag;
After B2, the verification succeeds, read release information in the described electronic tag by described near-field communication chip.
The described method of utilizing the near-field communication unlocking mobile terminal, wherein, described step C specifically comprises:
C1, the release information that reads is decrypted processing;
C2, the release information of storing in the release information after the decryption processing and the portable terminal is compared, judge whether the two is identical.
A kind of system that utilizes the near-field communication unlocking mobile terminal wherein, comprises portable terminal and electronic tag, and described portable terminal comprises module, read module, judge module, solution lock module are set:
The described module that arranges is used for that the release information exchange that the user arranges is crossed the near-field communication chip that portable terminal carries and is written to electronic tag;
Described read module, when being used for release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Described judge module is used for judging whether the release information that reads is identical with the release information that the user arranges;
Described solution lock module if it is identical with the release information that the user arranges to be used for the described release information that reads, then switches to the user interface released state with described portable terminal; Otherwise described portable terminal is remained on the user interface lock-out state.
The described system that utilizes the near-field communication unlocking mobile terminal, wherein, the described module that arranges comprises:
Memory cell is used for receiving the release information that the user arranges, and with described release information storage;
Ciphering unit is used for described release information is encrypted processing;
Writing unit is used for the release information exchange after the encryption is crossed the designated sector that near-field communication chip that portable terminal carries is written to electronic tag.
The described system that utilizes the near-field communication unlocking mobile terminal, wherein, described read module comprises:
Verification unit, when being used for release, portable terminal carries out verification near described electronic tag by the key in described near-field communication chip and the electronic tag;
Reading unit, be used for verification succeeds after, read release information in the described electronic tag by described near-field communication chip.
The described system that utilizes the near-field communication unlocking mobile terminal, wherein, described judge module comprises:
Decryption unit is used for the release information that reads is decrypted processing;
Judging unit is used for the release information that the release information after the decryption processing and portable terminal are stored is compared, and judges whether the two is identical.
The described system that utilizes the near-field communication unlocking mobile terminal, wherein, described electronic tag is ring shape, bracelet shape, cell phone ornamental shape or is built in the wrist-watch.
The described system that utilizes the near-field communication unlocking mobile terminal, wherein, described electronic tag is non-contact IC card.
Beneficial effect: the present invention utilizes the method and system of near-field communication unlocking mobile terminal, verify the lock-out state of unlocking mobile terminal by portable terminal and electronic tag, improved the fail safe of release, and releasing process need not manually to input or slidingly input, only electronic tag need to be got final product near electronic tag, thereby make releasing process convenient.
Description of drawings
Fig. 1 is the flow chart that the present invention utilizes the method preferred embodiment of near-field communication unlocking mobile terminal.
Fig. 2 is the particular flow sheet that among the present invention release information is written to electronic tag.
Fig. 3 is the structural representation of electronic tag among the present invention.
Fig. 4 is the particular flow sheet that reads release information among the present invention.
Fig. 5 is the release information identical particular flow sheet whether of judging the release information read and user's setting among the present invention.
Fig. 6 to Fig. 8 is the schematic diagram of unlocking mobile terminal the second embodiment of the present invention.
Fig. 9 is the structured flowchart that the present invention utilizes system's preferred embodiment of near-field communication unlocking mobile terminal.
Figure 10 is the concrete structure block diagram that module is set in the system shown in Figure 9.
Figure 11 is the concrete structure block diagram of read module in the system shown in Figure 9.
Figure 12 is the concrete structure block diagram of judge module in the system shown in Figure 9.
Embodiment
The invention provides a kind of method and system of utilizing the near-field communication unlocking mobile terminal, clearer, clear and definite for making purpose of the present invention, technical scheme and effect, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 1, Fig. 1 is the flow chart that the present invention utilizes the method preferred embodiment of near-field communication unlocking mobile terminal, and as shown in the figure, it comprises step:
The release information exchange that S101, portable terminal arrange the user is crossed the near-field communication chip that portable terminal carries and is written in the electronic tag;
When S102, release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Whether the release information that S103, judgement read is identical with the release information that the user arranges;
If the described release information that reads of S104 is identical with the release information that the user arranges, then described portable terminal is switched to the user interface released state;
If the described release information that reads of S105 is different from the release information that the user arranges, then described portable terminal is remained on the user interface lock-out state.
Among the present invention, in portable terminal, be provided with the near-field communication chip, utilize the near-field communication technology to come portable terminal is carried out release, near-field communication (NFC) claim again wireless near field communication, be a kind of short-range high frequency wireless communication technology, allow to carry out noncontact Point-to-Point Data Transmission (in ten centimetres) swap data between the electronic equipment.The near-field communication technology is developed by contact-free formula radio-frequency (RF) identification (RFID), and backward compatible RFID.NFC mainly contains three kinds of mode of operations: mode card (Card emulation), ad hoc mode (P2P mode), card reader pattern (Reader/write mode).The present invention has used the card reader pattern, namely adopts the near-field communication chip to come the information of reading electronic labels to carry out release, and the below is elaborated to the method.
In step S101, portable terminal at first is written to release information in the electronic tag, and as shown in Figure 2, it specifically comprises step:
S201, portable terminal receive the release information that the user arranges, and with described release information storage;
S202, portable terminal are encrypted processing to described release information;
S203, the portable terminal release information exchange after with encryption is crossed the near-field communication chip that portable terminal carries and is written in the designated sector of electronic tag;
Portable terminal can and write the release information button by the generation release information that arranges release information is set, after the user enters the page is set, show and generate the release information button, write the release information button, and the screen at portable terminal shows an initial condition prompting frame, this initial condition prompting frame prompting user shows the release information that has arranged by generating the release information button, write the release information button this moment is down state, after the user clicks generation release information button, the initial condition prompting frame shows the release information that has arranged, at this moment, write the release information button and change upstate into, after the user clicked and writes the release information button, screen ejected message box, and described message box prompting user writes release information near electronic tag, write finish after, the described release information of mobile terminal stores.Then portable terminal also carries out the md5 encryption processing to described release information, MD5(Message-Digest Algorithm 5, md5-challenge) encrypting is the higher encryption method of a kind of fail safe, and encryption, ciphering process are easy, the fail safe that is applicable to improve release information.After the encryption, the release information exchange after encrypting is crossed the near-field communication chip that portable terminal carries be written in the designated sector of electronic tag.
Electronic tag of the present invention can be ring shape, bracelet shape, cell phone ornamental shape or be built in the wrist-watch, the user can be set to various shapes by electronic tag, then treat certain position at health, perhaps electronic tag is built in the belongings, make things convenient for release.
Electronic tag among the present invention is non-contact IC card, Mifare1 card for example, it is a kind of non-a kind of contactless logic encryption card, IC in the card has encryption logic and EEPROM(electronics Erasable Programmable Read Only Memory EPROM), the EEPROM capacity is 8K, be divided into 16 sectors, each sector is 4, every 16 bytes, take piece as storage cell, there are independently one group of password and access control in each sector, non-transformer, carry antenna, its interface meets ISO/IEC14443 Type A standard, operating frequency 13.56MHz; Data transmission rate 106kbps.The present invention adopts one of them sector of Mifare 1 card as the storage of release information.As shown in Figure 3, in sector 301, piece 302 is used for the storage of release information.
In releasing process, portable terminal needs near the distance of reaction to electronic tag, the release information of reading electronic labels then, and as shown in Figure 4, it specifically comprises step:
When S301, release, portable terminal carries out verification near described electronic tag by the key in described near-field communication chip and the electronic tag;
After S302, the verification succeeds, read release information in the described electronic tag by described near-field communication chip.
In releasing process; near-field communication chip in the portable terminal need to electronic tag in key carry out verification authentication; as shown in Figure 3; in described electronic tag; access consideration in the piece 304 is set to the key A in the piece 304; the near-field communication chip need to read the release information in the piece 302; only need to get final product by the checking of key A; among the present invention; key A is the password default that software presets, and is used for electron gain label read-write authentication, the safety of protection release information; after the checking by key A, just can repeatedly read and write the release information in the piece 302.
After reading release information, because the md5 encryption processing has been carried out in release before, so, need to carry out the MD5 decryption processing (certainly because decrypting process is comparatively complicated this moment to described release information, also can directly the information after the encryption be compared, be A1 such as the release information that generates, and A1 becomes A2 after processing through MD5, A2 writes in the electronic tag, in A1 storage and the software database.Read A2 from electronic tag during release, read A1 from software database, then the A1 that reads is processed obtaining A3 through MD5, the A3 that at this time obtains should be identical with A1, and checking is passed through, if different checking is not passed through.), then the release information of storing in the release information after the decryption processing and the portable terminal could be compared, judge whether identically, in addition, the present invention also can adopt des encryption to process, and decrypting process will be simpler like this, and as shown in Figure 5, it comprises step:
S401, the release information that reads is decrypted processing;
S402, the release information of storing in the release information after the decryption processing and the portable terminal is compared, judge whether the two is identical.
Specify below by an embodiment, how to carry out release.
S1, as shown in Figure 6, after portable terminal 401 screen lockings, the user pushes button and lights screen, shows a release prompting frame 402 on the screen, and prompting user carries out release near electronic tag 403;
S2, as shown in Figure 7, user hold portable terminal 401 near behind the electronic tags 403, and portable terminal 401 is verified with electronic tag 403; After this moment, portable terminal 401 also needed detection to light, in the given time, for example in 20s, whether read the release information of electronic tag 403, if do not have, then continue to keep lock-out state, avoid unnecessary wait;
S3, as shown in Figure 8 after checking is passed through, realizes release.
Based on said method, the present invention also provides a kind of system that utilizes the near-field communication unlocking mobile terminal, as shown in Figure 9, comprise portable terminal 100 and electronic tag 200, described portable terminal 100 comprises and module 110, read module 120, judge module 130 are set, separate lock module 140:
The described module 110 that arranges is used for that the release information exchange that the user arranges is crossed the near-field communication chip that portable terminal carries and is written to electronic tag;
Described read module 120, when being used for release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Described judge module 130 is used for judging whether the release information that reads is identical with the release information that the user arranges;
Described solution lock module 140 if it is identical with the release information that the user arranges to be used for the described release information that reads, then switches to the user interface released state with described portable terminal; Otherwise described portable terminal is remained on the user interface lock-out state.
Further, as shown in figure 10, the described module 110 that arranges comprises:
Memory cell 111 is used for receiving the release information that the user arranges, and with described release information storage;
Ciphering unit 112 is used for described release information is encrypted processing;
Writing unit 113 is used for the release information exchange after the encryption is crossed the designated sector that near-field communication chip that portable terminal carries is written to electronic tag;
Further, as shown in figure 11, described read module 120 comprises:
Reading unit 122, be used for verification succeeds after, read release information in the described electronic tag by described near-field communication chip.
Further, as shown in figure 12, described judge module 130 comprises:
Judging unit 132 is used for the release information that the release information after the decryption processing and portable terminal are stored is compared, and judges whether the two is identical.
In sum, the present invention utilizes the method and system of near-field communication unlocking mobile terminal, verify the lock-out state of unlocking mobile terminal by portable terminal and electronic tag, improved the fail safe of release, and releasing process need not manually to input or slidingly input, only electronic tag need to be got final product near electronic tag, thereby make releasing process convenient.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. a method of utilizing the near-field communication unlocking mobile terminal is characterized in that, comprises step:
The release information exchange that A, portable terminal arrange the user is crossed the near-field communication chip that portable terminal carries and is written in the electronic tag;
When B, release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Whether the release information that C, judgement read is identical with the release information that the user arranges;
If the described release information that reads of D is identical with the release information that the user arranges, then described portable terminal is switched to the user interface released state; Otherwise described portable terminal is remained on the user interface lock-out state.
2. the described method of utilizing the near-field communication unlocking mobile terminal according to claim 1 is characterized in that described steps A specifically comprises:
A1, portable terminal receive the release information that the user arranges, and with described release information storage;
A2, portable terminal are encrypted processing to described release information;
A3, the portable terminal release information exchange after with encryption is crossed the near-field communication chip that portable terminal carries and is written in the designated sector of electronic tag.
3. the described method of utilizing the near-field communication unlocking mobile terminal according to claim 2 is characterized in that described step B specifically comprises:
When B1, release, portable terminal carries out verification near described electronic tag by the key in described near-field communication chip and the electronic tag;
After B2, the verification succeeds, read release information in the described electronic tag by described near-field communication chip.
4. the described method of utilizing the near-field communication unlocking mobile terminal according to claim 3 is characterized in that described step C specifically comprises:
C1, the release information that reads is decrypted processing;
C2, the release information of storing in the release information after the decryption processing and the portable terminal is compared, judge whether the two is identical.
5. a system that utilizes the near-field communication unlocking mobile terminal is characterized in that, comprises portable terminal and electronic tag, and described portable terminal comprises module, read module, judge module, solution lock module are set:
The described module that arranges is used for that the release information exchange that the user arranges is crossed the near-field communication chip that portable terminal carries and is written to electronic tag;
Described read module, when being used for release, portable terminal is near described electronic tag, by the release information in the described near-field communication chip reading electronic labels;
Described judge module is used for judging whether the release information that reads is identical with the release information that the user arranges;
Described solution lock module if it is identical with the release information that the user arranges to be used for the described release information that reads, then switches to the user interface released state with described portable terminal; Otherwise described portable terminal is remained on the user interface lock-out state.
6. the described system that utilizes the near-field communication unlocking mobile terminal according to claim 5 is characterized in that the described module that arranges comprises:
Memory cell is used for receiving the release information that the user arranges, and with described release information storage;
Ciphering unit is used for described release information is encrypted processing;
Writing unit is used for the release information exchange after the encryption is crossed the designated sector that near-field communication chip that portable terminal carries is written to electronic tag.
7. the described system that utilizes the near-field communication unlocking mobile terminal according to claim 6 is characterized in that described read module comprises:
Verification unit, when being used for release, portable terminal carries out verification near described electronic tag by the key in described near-field communication chip and the electronic tag;
Reading unit, be used for verification succeeds after, read release information in the described electronic tag by described near-field communication chip.
8. the described system that utilizes the near-field communication unlocking mobile terminal according to claim 7 is characterized in that described judge module comprises:
Decryption unit is used for the release information that reads is decrypted processing;
Judging unit is used for the release information that the release information after the decryption processing and portable terminal are stored is compared, and judges whether the two is identical.
9. the described system that utilizes the near-field communication unlocking mobile terminal according to claim 5 is characterized in that described electronic tag is ring shape, bracelet shape, cell phone ornamental shape or is built in the wrist-watch.
10. the described system that utilizes the near-field communication unlocking mobile terminal according to claim 5 is characterized in that described electronic tag is non-contact IC card.
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