CN202249276U - Split fingerprint safety lock - Google Patents

Split fingerprint safety lock Download PDF

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Publication number
CN202249276U
CN202249276U CN2011203793384U CN201120379338U CN202249276U CN 202249276 U CN202249276 U CN 202249276U CN 2011203793384 U CN2011203793384 U CN 2011203793384U CN 201120379338 U CN201120379338 U CN 201120379338U CN 202249276 U CN202249276 U CN 202249276U
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CN
China
Prior art keywords
fingerprint
module
controller
locking
lockaid gun
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011203793384U
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Chinese (zh)
Inventor
李扬渊
王卉芳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU FINCHOS ELECTRON Co Ltd
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CHENGDU FINCHOS ELECTRON Co Ltd
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Filing date
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Priority to CN2011203793384U priority Critical patent/CN202249276U/en
Application granted granted Critical
Publication of CN202249276U publication Critical patent/CN202249276U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a split fingerprint safety lock, which comprises a fingerprint unlocking apparatus and a fingerprint lock controller, wherein the fingerprint unlocking apparatus comprises an unlocking apparatus password security module, an unlocking apparatus microcontroller, a fingerprint feature extraction module, a fingerprint sensor, a power supply, a first power supply interface, a first communication interface, an indicating module and an operating module; and the fingerprint lock controller comprises a lock controller password security module, a lock controller microcontroller, a fingerprint feature identification module, a second power supply interface, a second communication interface, a motor driving module and a fingerprint storage module. A fingerprint acquisition function and a fingerprint feature extraction function are integrated in the fingerprint unlocking apparatus (handheld equipment), fingerprint identification, fingerprint feature template storage and motor driving are integrated in the fingerprint lock controller, and the fingerprint lock controller does not have power supply, so that the volume of electronic components in the lock body is minimized, and the cost of a system is reduced; and the fingerprint unlocking apparatus and the fingerprint lock controller transmit data after a security encryption channel is established through the password security modules, so that the security of information communication is increased.

Description

Split type finger print safety lock
Technical field
The utility model relates to the application of bin lock, relates in particular to split type finger print safety lock.
Background technology
Small-sized lockset such as drawer-lock, furniture lock in the market; Use very extensively in half public arenas such as some factories, workshop dressing room, supermarket check out counters, office, public lockers; It is concentrated a large amount of drawers, bin and puts use, and the key unification is taken in, and transfers to special personal management; When administrative staff need open a certain drawer or the lock of bin, need to seek in numerous keys to corresponding key.In addition,, will put in order the string key and lose, will bring a large amount of potential safety hazards if because of the work carelessness.In order to address this problem; Some companies have released the fingerprint solution; Change traditional locks into Fingerprint Lock, single bin lock is independently opened through user fingerprints, but owing to the low side lock body that is applied in drawer, furniture etc. is long-pending little; And the system of fingerprints volume is big, cost is high, is difficult to the two is combined to realize applying.
In addition, fingerprint product and manufacturer far from each other can't guarantee that fingerprint characteristic value is stolen by illegal manufacturer and illegally divert, so the significant too of the TRANSEC transmission security of fingerprint characteristic value.
Summary of the invention
In order to solve the problems of the technologies described above, the split type finger print safety lock that the utility model proposes comprises fingerprint lockaid gun and fingerprint locking-controller,
The fingerprint lockaid gun comprises lockaid gun cryptosecurity module, lockaid gun microcontroller, fingerprint characteristic extraction module, fingerprint sensor, power supply, first power interface, first communication interface, indicating module and operational module;
Fingerprint sensor links to each other with the fingerprint characteristic extraction module; First communication interface links to each other with lockaid gun cryptosecurity module; Lockaid gun cryptosecurity module, fingerprint characteristic extraction module, operational module, indicating module link to each other with the lockaid gun microcontroller respectively;
Said fingerprint characteristic extraction module receives fingerprint image from fingerprint sensor, and the feature templates that takes the fingerprint;
Said lockaid gun microcontroller is used for the instruction of read operation module and obtains the fingerprint characteristic template from the fingerprint characteristic extraction module, and through lockaid gun cryptosecurity module and first communication interface to locking-controller microcontroller transfer instruction and fingerprint characteristic template;
The fingerprint locking-controller comprises locking-controller cryptosecurity module, locking-controller microcontroller, fingerprint characteristic identification module, second source interface, second communication interface, motor drive module and fingerprint storage module;
The fingerprint storage module links to each other with the fingerprint characteristic identification module; Locking-controller cryptosecurity module, fingerprint characteristic identification module, motor drive module link to each other with the locking-controller microcontroller respectively; Locking-controller cryptosecurity module links to each other with second communication interface;
The locking-controller microcontroller receives the instruction and the fingerprint characteristic template of sending from the lockaid gun microcontroller through second communication interface and locking-controller cryptosecurity module; The locking-controller microcontroller also reads the fingerprint comparison result from the fingerprint characteristic identification module; The fingerprint characteristic identification module is used for receiving the fingerprint characteristic template and being stored into the fingerprint storage module from the locking-controller microcontroller, perhaps will carry out fingerprint comparison with the fingerprint characteristic template that reads from the fingerprint storage module from the fingerprint characteristic template that the locking-controller microcontroller receives.
When the fingerprint lockaid gun is inserted into the fingerprint locking-controller; First communication interface links to each other through data wire with second communication interface; Lockaid gun cryptosecurity module and locking-controller cryptosecurity module are set up the safety encipher channel through data wire, and said fingerprint lockaid gun and fingerprint locking-controller were realized transfer of data through data wire after the safety encipher channel was set up successfully.
The second source interface of fingerprint locking-controller links to each other with external power supply and gives the power supply of fingerprint locking-controller; Perhaps, when the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first power interface linked to each other through power line with the second source interface, and the power supply of said fingerprint lockaid gun is given the power supply of fingerprint locking-controller through power line.
Said indicating module is LED, buzzer or LCD.Said operational module is a button.
The split type finger print safety lock that the utility model provides extracts fingerprint collecting function, fingerprint characteristic as fingerprint lockaid gun (handheld device), with fingerprint characteristic identification, fingerprint characteristic template stores, motor-driven as the fingerprint locking-controller.In fingerprint lockaid gun and fingerprint locking-controller, increase the cryptosecurity module, the transmission having set up laggard line data of safety encipher channel and instruction has increased the safety of information communication.Non-transformer in the fingerprint locking-controller adopts external power supply perhaps by the power supply of fingerprint lockaid gun, thereby has minimized the electronic unit volume in the lock body.This product also has the function that a fingerprint lockaid gun can be opened a plurality of fingerprint locking-controllers simultaneously, that is: same key can be opened the bin that any one oneself was registered; The user who registered fingerprint in the same bin can use different keys to open; The user who did not register can not use any one key operated any one the fingerprint bin of fingerprint; Solved the situation of bin lock one key for one lock in the market; Reduce system cost, can be widely used in the public arena that half public arena such as factory, workshop dressing room, supermarket check out counters, the public locker of office and part allow.
Description of drawings
Fig. 1 is the utility model system block diagram;
Fig. 2 is that the utility model communication modes is the system block diagram of direct current carrier communication.
The specific embodiment
As shown in Figure 1, split type finger print safety lock is divided into two parts: fingerprint lockaid gun 1 and fingerprint locking-controller 2.
Fingerprint lockaid gun 1 comprises lockaid gun cryptosecurity chip 10, lockaid gun microcontroller 11, fingerprint characteristic extraction module 12, fingerprint sensor 13, power supply 14, first power interface 15, first communication interface 16, indicating module 17 and operational module 18.
First communication interface 16 links to each other with lockaid gun cryptosecurity module 10, and lockaid gun cryptosecurity chip 10, fingerprint characteristic extraction module 12, indicating module 17 and operational module 18 link to each other with lockaid gun microcontroller 11.
Fingerprint sensor 13 links to each other with fingerprint characteristic extraction module 12; Be responsible for to gather user's fingerprint and the fingerprint image that collects is transferred in the fingerprint characteristic extraction module 12; Can adopt on the market any one fingerprint capturer to realize, like optical fingerprint sensor, electric capacity scratch type fingerprint sensor etc.Select the optical fingerprint sensor in the present embodiment for use.
Fingerprint characteristic extraction module 12 is responsible for receiving fingerprint image from fingerprint sensor 13, and the feature templates that takes the fingerprint.In the present embodiment, selected the fingerprint application specific processor of chip model FSC7002 for use.
Lockaid gun microcontroller 11 can pass through chip microcontroller; Through SECO; Be responsible for the instruction of read operation module 18 and the fingerprint characteristic template of fingerprint characteristic extraction module 12; Instruct and the transmission of fingerprint characteristic template to fingerprint locking-controller 2 through cryptosecurity module 10 and first communication interface 16, and indicate through indicating module 17.
Power supply 14 adopts powered battery, and supply voltage is 4.5V-6V, and cell voltage provides system works required voltage after the voltage stabilizing of power supply voltage stabilizing chip.
Operational module 18 can adopt button to operate, and in the present embodiment, button mainly contains registration, compares, deletes, closes the door etc.
Indicating module 17 can be selected LED, buzzer, LCDs etc. for use, selects for use LED and buzzer to indicate in the present embodiment, can carry out various command prompting and result feedback to the user through glimmer number of times, buzzer frequency and time length of LED.
Fingerprint locking-controller 2 comprises locking-controller cryptosecurity module 20, locking-controller microcontroller 21, fingerprint characteristic identification module 22, second source interface 23, second communication interface 24, motor drive module 25 and fingerprint storage module 26.Second communication interface 24 and locking-controller cryptosecurity module 20 with link to each other; Locking-controller cryptosecurity module 20, fingerprint characteristic identification module 22, motor drive module 25 link to each other with locking-controller microcontroller 21; Fingerprint characteristic identification module 22 links to each other with fingerprint storage module 26.
Locking-controller microcontroller 21 is responsible for reading instruction and fingerprint characteristic template from lockaid gun microcontroller 11 through second communication interface 24 with locking-controller cryptosecurity module 20 through chip microcontroller.Locking-controller microcontroller 21 also reads the fingerprint comparison result from fingerprint characteristic identification module 22.
Fingerprint characteristic identification module 22 receives the fingerprint characteristic templates and is stored into the fingerprint storage module 26 from locking-controller microcontroller 21; Perhaps, receive the fingerprint characteristic template from locking-controller microcontroller 21, and it is carried out fingerprint comparison with the fingerprint characteristic template that from fingerprint storage module 26, reads.In the present embodiment, fingerprint identification module 22 has been selected the fingerprint application specific processor of chip model FSC7002 for use.
Motor drive module 25 adopts special-purpose motor drive ic, and locking-controller microcontroller 21 utilizes motor drive module 25 control motors to realize unblanking and close locking action according to the comparison result that fingerprint characteristic identification module 22 obtains.
Fingerprint locking-controller 2 can for example link to each other second source interface 23 through the external power supply power supply with external power supply, also can be through fingerprint lockaid gun 1 to its power supply.In the present embodiment, fingerprint locking-controller 2 adopts 1 power supply of fingerprint lockaid gun, does not have the power supply power supply at ordinary times.When fingerprint lockaid gun 1 was inserted into fingerprint locking-controller 2, first power interface 15 and second source interface 23 linked to each other through power line, and the power supply 14 of said fingerprint lockaid gun 1 is given the power supply of fingerprint locking-controller through power line 3, and fingerprint locking-controller 2 obtains power supplys, starts working.
When fingerprint lockaid gun 1 is inserted into fingerprint locking-controller 2; First communication interface 16 links to each other through data wire 4 with second communication interface 24; Said lockaid gun cryptosecurity module 10 is set up the safety encipher channel with locking-controller cryptosecurity module 20, and said fingerprint lockaid gun 1 was realized transfer of data with fingerprint locking-controller 2 through data wire 4 after the safety encipher channel was set up successfully.The method of setting up the safety encipher channel is a technology well known in the art, does not do at this and gives unnecessary details.
As further improvement, in the present embodiment, can select the direct current carrier communication for use between fingerprint lockaid gun 1 and the fingerprint locking-controller 2.The direct current carrier communication is meant and on direct current supply line, loads waveform that the transmission signal reaches power supply, the collinear transmission destination of signal.It is advantageous that, weld when reducing factory process, connect the time cost of holding wire and the material cost of holding wire; Reduce on the engineering and connect time cost and signal line material cost that holding wire is arranged.Its basic principle is to be loaded into power input with transmitting through carrier modulator; Signal outputs to receiving terminal through carrier wave; Receiving terminal comes out the signal demodulation on the power line through the carrier wave demodulation device again; Control after being handled by microcontroller, demodulator is supplied power to receiving terminal after with power supply voltage stabilizing rectifying and wave-filtering.Like this between fingerprint lockaid gun 1 and the fingerprint locking-controller 2 just not at the extra connection of needs, as shown in Figure 2, only use direct current supply line 34 to realize the transmission of power supply and signal.
The workflow of fingerprint lockaid gun 1 and fingerprint locking-controller 2 is simply described with reference to Fig. 2 below.
Fingerprint lockaid gun 1 is as handheld device, can be by user or caretaker's keeping, and fingerprint locking-controller 2 is installed on the casing, during use, in the fingerprint locking-controller 2 of the casing that 1 insertion of fingerprint lockaid gun need be opened.
When fingerprint lockaid gun 1 was inserted into fingerprint locking-controller 2, fingerprint locking-controller 2 obtained power supply 14 through direct current supply line 34 and supplies with, and starts working.At first; Fingerprint locking-controller 2 is accomplished self initial work; Carry out on-line operation through direct current supply line 34 then; Lockaid gun cryptosecurity module 10 is set up the safety encipher channel with locking-controller cryptosecurity module 20 through direct current supply line 34 after the successful connection, waits for reading command and data if the safety encipher channel is set up successfully.
Fingerprint lockaid gun 1 is gathered user's fingerprints and the FSC7002 chip through fingerprint characteristic extraction module 12 feature templates that takes the fingerprint through fingerprint sensor 13; Lockaid gun microcontroller 11 is transferred to fingerprint locking-controller 2 with command adapted thereto through direct current supply line 34 through the instruction indication of read operation module 18.On the operational module 18 action button is arranged, be used for operating accordingly selection.For example, can set when [registration/comparison] key is pressed above 2S, send register instruction, send the comparison instruction during less than 2S.When fingerprint register, if registration has template in the fingerprint locking-controller, then need the caretaker to verify, there is not then default registration caretaker template of enrollment.When [deleting/close the door] key was pressed above 2S, the deletion register instruction was sent during less than 2S and is closed the atretic body instruction.The indicating module 17 of fingerprint lockaid gun 1 carries out the various command prompting through LED flicker number of times or buzzer frequency and time length to the user and feeds back with the result.
Fingerprint locking-controller 2 can be realized [registration], [comparison], [deletion], [closing the door] work of fingerprint in the instruction and the data that receive from fingerprint lockaid gun 1.
Registration operation: when fingerprint locking-controller 2 gets access to [registration] instruction that fingerprint lockaid gun 1 sends; At first detect in self space and whether registered fingerprint; To carry out to register after administrator authentication passes through if having; There is not then default registration caretaker; The locking-controller microcontroller 21 of fingerprint locking-controller 2 begins from the lockaid gun microcontroller 11 of fingerprint lockaid gun 1, to obtain the fingerprint characteristic template data through direct current supply line 34, and after data were obtained completion, the FSC7002 chip of fingerprint characteristic identification module 22 received the fingerprint characteristic template and is stored in the fingerprint storage module 26 from locking-controller microcontroller 21.
Comparison operation: when fingerprint locking-controller 2 gets access to [comparison] that fingerprint lockaid gun 1 sends when instructing; The locking-controller microcontroller 21 of fingerprint locking-controller 2 begins from the lockaid gun microcontroller 11 of fingerprint lockaid gun 1, to obtain the fingerprint characteristic template data through direct current supply line 34; After data are obtained completion; The FSC7002 chip of fingerprint characteristic identification module 22 begins to carry out the comparison operation; The fingerprint characteristic template that will read from locking-controller microcontroller 21 compared with the fingerprint characteristic template that reads from fingerprint storage module 26, and will be if compare successfully through motor drive module 25 drive motors work unlatching lock body, unsuccessful then return failure result.
Deletion action: when fingerprint locking-controller 2 gets access to [deletion] instruction that fingerprint lockaid gun 1 sends; The fingerprint characteristic template that the FSC7002 chip of fingerprint characteristic identification module 22 begins to obtain fingerprint of administrator feature templates and fingerprint storage module 26 operation of comparing is if compare successfully then carry out corresponding deletion action.
Close door operation: when fingerprint locking-controller 2 got access to [closing the door] instruction that fingerprint lockaid gun 1 sends, locking-controller microcontroller 21 at first detected lock body and whether is in open mode, if then order motor drive module 25 actuating motor reverse turn operations, returns and closes the result.
Those skilled in the art can also carry out various modifications to above content under the condition of spirit that does not break away from the definite the utility model of claims and scope.Therefore the scope of the utility model is not limited in above explanation, but confirm by the scope of claims.

Claims (4)

1. split type finger print safety lock is characterized in that, comprises fingerprint lockaid gun and fingerprint locking-controller,
The fingerprint lockaid gun comprises lockaid gun cryptosecurity module, lockaid gun microcontroller, fingerprint characteristic extraction module, fingerprint sensor, power supply, first power interface, first communication interface, indicating module and operational module;
Fingerprint sensor links to each other with the fingerprint characteristic extraction module; First communication interface links to each other with lockaid gun cryptosecurity module; Lockaid gun cryptosecurity module, fingerprint characteristic extraction module, operational module, indicating module link to each other with the lockaid gun microcontroller respectively;
Said fingerprint characteristic extraction module receives fingerprint image from fingerprint sensor, and the feature templates that takes the fingerprint;
Said lockaid gun microcontroller is used for the instruction of read operation module and obtains the fingerprint characteristic template from the fingerprint characteristic extraction module, and through lockaid gun cryptosecurity module and first communication interface to locking-controller microcontroller transfer instruction and fingerprint characteristic template;
The fingerprint locking-controller comprises locking-controller cryptosecurity module, locking-controller microcontroller, fingerprint characteristic identification module, second source interface, second communication interface, motor drive module and fingerprint storage module;
The fingerprint storage module links to each other with the fingerprint characteristic identification module; Locking-controller cryptosecurity module, fingerprint characteristic identification module, motor drive module link to each other with the locking-controller microcontroller respectively; Locking-controller cryptosecurity module links to each other with second communication interface;
The locking-controller microcontroller receives the instruction and the fingerprint characteristic template of sending from the lockaid gun microcontroller through second communication interface and locking-controller cryptosecurity module; The locking-controller microcontroller also reads the fingerprint comparison result from the fingerprint characteristic identification module; The fingerprint characteristic identification module is used for receiving the fingerprint characteristic template and being stored into the fingerprint storage module from the locking-controller microcontroller, perhaps will carry out fingerprint comparison with the fingerprint characteristic template that reads from the fingerprint storage module from the fingerprint characteristic template that the locking-controller microcontroller receives;
When the fingerprint lockaid gun is inserted into the fingerprint locking-controller; First communication interface links to each other through data wire with second communication interface; Lockaid gun cryptosecurity module and locking-controller cryptosecurity module are set up the safety encipher channel through data wire, and said fingerprint lockaid gun and fingerprint locking-controller were realized transfer of data through data wire after the safety encipher channel was set up successfully.
2. split type finger print safety lock according to claim 1 is characterized in that, the second source interface of fingerprint locking-controller links to each other with external power supply and gives the power supply of fingerprint locking-controller; Perhaps, when the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first power interface linked to each other through power line with the second source interface, and the power supply of said fingerprint lockaid gun is given the power supply of fingerprint locking-controller through power line.
3. split type finger print safety lock according to claim 1 is characterized in that said indicating module is LED, buzzer or LCD.
4. split type finger print safety lock according to claim 1 is characterized in that said operational module is a button.
CN2011203793384U 2011-10-08 2011-10-08 Split fingerprint safety lock Expired - Fee Related CN202249276U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203793384U CN202249276U (en) 2011-10-08 2011-10-08 Split fingerprint safety lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203793384U CN202249276U (en) 2011-10-08 2011-10-08 Split fingerprint safety lock

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CN2011203793384U Expired - Fee Related CN202249276U (en) 2011-10-08 2011-10-08 Split fingerprint safety lock

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103634780A (en) * 2012-08-27 2014-03-12 上海博路信息技术有限公司 Terminal unlocking method
CN103967347A (en) * 2013-01-28 2014-08-06 成都方程式电子有限公司 Split type small fingerprint lock

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103634780A (en) * 2012-08-27 2014-03-12 上海博路信息技术有限公司 Terminal unlocking method
CN103634780B (en) * 2012-08-27 2018-11-13 上海博路信息技术有限公司 A kind of terminal unlock method
CN103967347A (en) * 2013-01-28 2014-08-06 成都方程式电子有限公司 Split type small fingerprint lock
CN103967347B (en) * 2013-01-28 2016-05-11 成都方程式电子有限公司 The little lock of Split type fingerprint

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120530

Termination date: 20161008

CF01 Termination of patent right due to non-payment of annual fee