CN201056906Y - Fingerprint cabinet lock - Google Patents
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- CN201056906Y CN201056906Y CNU2007201489133U CN200720148913U CN201056906Y CN 201056906 Y CN201056906 Y CN 201056906Y CN U2007201489133 U CNU2007201489133 U CN U2007201489133U CN 200720148913 U CN200720148913 U CN 200720148913U CN 201056906 Y CN201056906 Y CN 201056906Y
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Abstract
The utility model discloses a fingerprint cabinet lock, which is designed in order to solve the problem that the security of the prior electronic lock is poor. The utility model comprises a lock hardware executive unit and a fingerprint module, and the fingerprint module is connected with the lock hardware executive unit; therein, the fingerprint module comprises a fingerprint sensor, a central processing unit, and a storage unit; the fingerprint sensor is connected with the central processing unit, and the central processing unit is connected with the storage unit; the fingerprint sensor is utilized for collecting the fingerprint information of a user, the fingerprint information collected by the fingerprint sensor is converted into a characteristic data by the central processing unit and compared with the fingerprint information of the user stored in the storage unit beforehand, then the comparison result is transmitted to the lock hardware executive unit. The utility model can be used for a cabinet, a door-guard system, a server and a PC, and by utilizing the uniqueness, no conferring property, and the lifelong non-changeable property, the high security and the convenience of the lock hardware are realized.
Description
Technical field
The utility model relates to a kind of cabinet lock.
Background technology
Along with the development of society and the progress of science and technology, people's living standard is more and more higher, and people use lockset these valuables are preserved, to prevent the leakage of stolen or confidential information when valuables such as preservation money, jewelry, classified document usually.Thus, people require also more and more higher to the convenience safe, that use of lockset.
Traditional mechanical lock, its key is very easily lost, and the simple structure of mechanical lock, is easily pried open.
Phase early 1970s, electronic lock has occurred on market, and electronic lock is the lockset by the electronic circuit control locking execution mechanism, and confidentiality is higher with respect to traditional mechanical lock confidentiality.But common electronic lock is a switch of controlling locking execution mechanism with the mode of input password or use IC-card.Adopt password to control the lockset of the switch of locking execution mechanism, we are referred to as Puzzle electronic lock; Use the lockset of the switch of IC-card control locking execution mechanism, we are referred to as the IC-card electronic lock.
There are the following problems in use for Puzzle electronic lock:
As password, as birthday of user, telephone number etc., revealed easily and be broken easily by password with information commonly used for the user; The user can cause the inconvenience in the memory, and forget easily when using complicated password, if password is recorded on the storage medium, also is very easy to reveal or lose; When this password need be imported on computers, be easy to tracked (as being followed the tracks of by trojan horse program and being cracked); In these cases,, will be utilized computer only to recognize the characteristic that password is not recognized people, obtain the confidential information of validated user by any disabled user if password is revealed.For validated user, will produce a kind of irretrievable loss like this.Therefore, the cipher authentication that coded lock adopts has " non repudiation ", and anyone can use a password.
The IC-card electronic lock is if be installed on client's door.During near the inductor on the lock body, the microcontroller (MCU) in the lock starts the Card Reader program automatically as contactless card.If what read is effective card, then drive micro machine, drive clutch, press lower handle this moment, lock just is opened; If the right and wrong of reading are effectively blocked, then send the dead card prompting, also can can't be opened but lock by lower handle this moment.This kind IC-card electronic lock does not have complete encryption system, is easy to be falsely used by illegal molecule, and easily forgets and lose, and has more unsafe factor.
Therefore, safety, confidentiality and the convenience of raising lockset are the important topics of modern rack lockset development.
The utility model content
The purpose of this utility model provides a kind of fingerprint rack lock, has greatly improved and has used the article that this lockset preserves or the safety of information.
For achieving the above object, the utility model adopts following scheme:
Fingerprint rack lock comprises: locking execution mechanism and fingerprint module, and this fingerprint module is connected with described locking execution mechanism;
Wherein, this fingerprint module comprises: fingerprint sensor, CPU and memory cell; This fingerprint sensor is connected with CPU, and this CPU is connected with memory cell;
The user's that described fingerprint sensor is used to gather finger print information; CPU converts the finger print information of fingerprint sensor collection to characteristic, and with memory cell in user's the fingerprint template information of the storage computing of comparing in advance, again the comparison calculation result is sent to locking execution mechanism.
Above-mentioned fingerprint module also comprises: the security protection unit, this security protection unit is connected with CPU with described fingerprint sensor respectively, and be used to be responsible for when user data information is operated safety management and to the enciphering/deciphering of user data information and user fingerprints Template Information.
Said memory cells comprises volatile memory cell and non-volatile memory cells, the data when wherein volatile memory cell is used to store the computing algorithm for recognizing fingerprint; Non-volatile memory cells is used to store user's data information and fingerprint template information.
Above-mentioned security protection unit comprises: safety detection unit, public key algorithm engine and crypto engine, this safety detection unit is connected with the public key algorithm engine, and the public key algorithm engine is connected with crypto engine.
The utility model is compared with existing Puzzle electronic lock and IC-card electronic lock etc., and fingerprint module is processings of comparing of the user fingerprints information of gathering and this user's of storage fingerprint template information in advance, and then the unlatching of controlling locking execution mechanism whether.Fingerprint has is not afraid of the characteristic of losing, being difficult for personation, can not authorizing and carry, therefore, the utility model fingerprint rack lock can effectively reach safety precaution, prevents inside, the generation of outside accident, greatly improved the safety of lockset, utilize this kind lockset that people's confidential information or valuables are preserved, have and be difficult for being revealed, being difficult for being replicated, be difficult for being falsely used, be difficult for passing into silence and lose and advantage easily.
Description of drawings
Fig. 1 is the general structure schematic diagram of the utility model fingerprint rack lock;
Fig. 2 is the preferred embodiment structural representation of the utility model fingerprint rack lock;
Fig. 3 is the structural representation of the security protection unit of fingerprint rack shown in Figure 2 lock.
The specific embodiment
In order to make the utility model purpose, scheme and effect clearer, the utility model fingerprint rack lock is elaborated below in conjunction with accompanying drawing:
As shown in Figure 1, the utility model fingerprint rack lock comprises: locking execution mechanism and fingerprint module, and this fingerprint module is connected with locking execution mechanism;
Wherein, this fingerprint module comprises: fingerprint sensor, CPU and memory cell; This fingerprint sensor is connected with CPU, and this CPU is connected with memory cell;
Fingerprint sensor is used to gather user's finger print information, CPU converts the finger print information of fingerprint sensor to characteristic, and with memory cell in this user's the fingerprint template information of the storage computing of comparing in advance, and the comparison calculation result is sent to locking execution mechanism, and then the unlatching of control locking execution mechanism whether, and even the comparison result unanimity is then sent the unlatching control signal to locking execution mechanism, otherwise, do not send the unlatching control signal to locking execution mechanism.
Wherein, above-mentioned fingerprint sensor can be connected with CPU by address/data bus, but is not limited to address/data bus.
Memory cell in the present embodiment comprises: non-volatile memory cells and volatile memory cell; Wherein, non-volatile memory cells is used for storage control software, algorithm for recognizing fingerprint and user's data information (identity information and other relevant information that comprise the user) and fingerprint template information; And the data of volatile memory cell when being used to store the computing algorithm for recognizing fingerprint.
Now the application mode with the foregoing description is described as follows:
At first the fingerprint template information with the user is stored in the memory cell of this fingerprint rack lock, be the user with finger presses on the fingerprint sensor surface (or slide at sensor surface), fingerprint sensor is gathered user fingerprint image information, multiple " ridge " shape fingerprint image that CPU is gathered fingerprint sensor is tentatively discerned processing, extract such as fork from multiple " ridge " shape figure, arc, intersect, the triangle fingerprint characteristic value, these " ridge " shape figures are carried out coordinate setting, and then indicate characteristic point from coordinate position, and then set up " numeral feature " data of fingerprint, convert fingerprint characteristic value to characteristic; To be stored in the non-volatile memory cells in advance with the user fingerprints Template Information that characteristic is represented by CPU.
When the user desires to open this fingerprint rack lock, embossing sensor surface (or in sensor surface slip) equally press...withes one's finger, fingerprint sensor is gathered user fingerprint image information, multiple " ridge " shape fingerprint image that CPU is gathered fingerprint sensor is tentatively discerned processing, convert this user's finger print information to characteristic by CPU, and with the computing of comparing of this user's the fingerprint template information of storage in advance, if comparison calculation is unanimity as a result, then send " unlatching " control signal to locking execution mechanism, otherwise, do not send " unlatching " control signal to locking execution mechanism.
In order to make the utility model fingerprint rack lockset that higher secret and safe be arranged, can further in fingerprint module, increase the security protection unit, as shown in Figure 2, this security protection unit is connected with CPU by address/data bus, and the enciphering/deciphering of safety management when user data information is operated and user data information and user's fingerprint template information is responsible in this security protection unit.
The concrete structure of the security protection unit in the present embodiment comprises as shown in Figure 3: safety detection unit, public key algorithm engine and crypto engine; This safety detection unit is connected with the public key algorithm engine, and the public key algorithm engine is connected with crypto engine.
At user's fingerprint template information memory phase in advance, at first user data information is stored in the memory cell of this fingerprint rack lock.Fingerprint sensor is gathered user's finger print information, convert the user's of fingerprint sensor collection finger print information to characteristic by CPU, call the security protection unit this moment, safety detection unit in the security protection unit at first carries out safety detection to fingerprint characteristic data and user's data information, then this characteristic is encrypted by public key algorithm by crypto engine, and data encrypted is stored in the non-volatile memory cells.
When the user desires to open this fingerprint rack lock, CPU is called the security protection unit earlier, with this user's data information and the fingerprint template information of storage are decrypted in advance in the memory cell, and the finger print information that receives with it of the fingerprint template information after will the deciphering computing of comparing, if comparison is consistent, send " unlatching " control signal to locking execution mechanism, otherwise, do not send " unlatching " control signal to locking execution mechanism.
Aforementioned public key algorithm can adopt: standard symmetric encipherment algorithms such as 3DES, AES, also can adopt rivest, shamir, adelmans such as RSA; By adopting the security protection unit, make user's finger print information many again one deck " protecting wall ", improved the security protection performance of the utility model fingerprint rack lock greatly.
The FPC1011C that fingerprint sensor of the present utility model can adopt Sweden FingerPrint Card company to produce, ATMEL77C102B fingerprint chip or U.S. AuthenTec that French Atmel company produces, the AES2510 that Inc. company produces.
What need supplementary notes is: fingerprint rack of the present utility model is locked under the situation that obtains original subscriber's authorization, can in memory cell, increase new user's fingerprint template information by software control, so just can realize that two users or a plurality of user use the purpose of same lockset, have satisfied user's demand to a greater extent.
In the foregoing description, CPU mainly is responsible for other each unit in the fingerprint module are managed and control, this CPU can be a MCU (microcontroller) or DSP (digital signal processor) etc., particularly, the CACTI_Z32UF that can adopt the Zhongxing Integrated Circuit Design Co. Ltd., Shenzhen City to produce, the CBM2080L that Shenzhen core nation microelectronics is produced, the TI5509 that Texas Instrument produces.
Non-volatile memory cells in the memory cell is ROM or EPROM (EROM).
The utility model fingerprint rack lock not only can be used for rack, also can be used for the PC of gate control system or server and authentication etc.
Below effect of the present utility model is described as follows:
The utility model combines fingerprint identification technology, algorithm for recognizing fingerprint, chip controls technology, data encryption technology and ICT by fingerprint module, uses hardware encryption chip that the user fingerprints data are carried out real-time encryption and decryption operation.The user fingerprints data are encrypted through hardware chip, even storage chip is removed, and also can't be directly from data storage the inside sense data.So just fundamentally guaranteed safety of user data, even guaranteed that fingerprint module is destroyed, the user data of the inside can not revealed yet.Use the switch of advanced fingerprint identification technology simultaneously as the control lockset, promptly only user's fingerprint authentication by after just can open the safeguard protection that lockset has been realized the rack lock veritably.Finger print information is everyone unique biological characteristic, does not therefore have the problem difficult, that password is revealed and is cracked of preserving.And present most fingerprint recognition product all carries out finger print image identification with computer as main frame and handles, and volume is big and need networking, has reduced security reliability and convenience.The fingerprint module of the utility model rack lock can be realized off-line operation, i.e. the mode that sequence of operations such as the collection of user data, processing, comparison, preservation do not rely on the master control computer realizes, can operate whenever and wherever possible.The uniqueness that has realized authenticating user identification, accuracy, can not losing property, can not copy and can not authorizing property and the basis of non repudiation on, fundamentally guaranteed the safety of article in the rack and the convenience of authenticating user identification.
Abovely the utility model is described in conjunction with preferred embodiment; but not in order to restriction the utility model; those skilled in the art should know; the change and the modification of all equivalent purposes of being done in the range of application of the utility model thought all should be within the protection domains of present patent application.
Claims (4)
1. a fingerprint rack is locked, and comprising: locking execution mechanism, it is characterized in that this fingerprint rack lock also comprises fingerprint module, and this fingerprint module is connected with described locking execution mechanism;
Wherein, this fingerprint module comprises: fingerprint sensor, CPU and memory cell; This fingerprint sensor is connected with CPU, and this CPU is connected with memory cell;
Described fingerprint sensor is used to gather user's finger print information, CPU converts the finger print information of fingerprint sensor collection to characteristic, and with memory cell in user's the fingerprint template information of the storage computing of comparing in advance, again the comparison calculation result is sent to locking execution mechanism.
2. fingerprint rack lock according to claim 1, it is characterized in that, described fingerprint module also comprises: the security protection unit, this security protection unit is connected with CPU, be used to be responsible for when user data information is operated safety management and to the enciphering/deciphering of user data information and user fingerprints Template Information.
3. fingerprint rack lock according to claim 1 and 2 is characterized in that described memory cell comprises volatile memory cell and non-volatile memory cells, the data when wherein volatile memory cell is used to store the computing algorithm for recognizing fingerprint; Non-volatile memory cells is used to store user's data information and fingerprint template information.
4. fingerprint rack lock according to claim 2, it is characterized in that, described security protection unit comprises: safety detection unit, public key algorithm engine and crypto engine, this safety detection unit is connected with the public key algorithm engine, and the public key algorithm engine is connected with crypto engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201489133U CN201056906Y (en) | 2007-04-25 | 2007-04-25 | Fingerprint cabinet lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201489133U CN201056906Y (en) | 2007-04-25 | 2007-04-25 | Fingerprint cabinet lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201056906Y true CN201056906Y (en) | 2008-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201489133U Expired - Lifetime CN201056906Y (en) | 2007-04-25 | 2007-04-25 | Fingerprint cabinet lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201056906Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360477A (en) * | 2011-06-09 | 2012-02-22 | 闵浩 | Fingerprint coded lock control management system based on fingerprint identification technology and mobile communication technology and method thereof |
| CN102535985A (en) * | 2012-03-04 | 2012-07-04 | 南京理工大学常熟研究院有限公司 | Electronic lock based on fingerprint image identification |
| CN101510946B (en) * | 2008-12-19 | 2013-08-07 | 康佳集团股份有限公司 | Method for controlling liquid crystal monitor turn-on through fingerprint sensor |
| CN103679895A (en) * | 2013-12-13 | 2014-03-26 | 苏州市峰之火数码科技有限公司 | Fingerprint cabinet lock system |
| CN106407057A (en) * | 2016-09-23 | 2017-02-15 | 南昌欧菲生物识别技术有限公司 | A detection method and a detection device |
| CN109681043A (en) * | 2019-02-20 | 2019-04-26 | 东莞市名展展示柜有限公司 | A kind of electronic lock and its method for unlocking for showcase |
-
2007
- 2007-04-25 CN CNU2007201489133U patent/CN201056906Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510946B (en) * | 2008-12-19 | 2013-08-07 | 康佳集团股份有限公司 | Method for controlling liquid crystal monitor turn-on through fingerprint sensor |
| CN102360477A (en) * | 2011-06-09 | 2012-02-22 | 闵浩 | Fingerprint coded lock control management system based on fingerprint identification technology and mobile communication technology and method thereof |
| CN102535985A (en) * | 2012-03-04 | 2012-07-04 | 南京理工大学常熟研究院有限公司 | Electronic lock based on fingerprint image identification |
| CN103679895A (en) * | 2013-12-13 | 2014-03-26 | 苏州市峰之火数码科技有限公司 | Fingerprint cabinet lock system |
| CN106407057A (en) * | 2016-09-23 | 2017-02-15 | 南昌欧菲生物识别技术有限公司 | A detection method and a detection device |
| CN106407057B (en) * | 2016-09-23 | 2021-09-17 | 江西欧迈斯微电子有限公司 | Detection method and detection device |
| CN109681043A (en) * | 2019-02-20 | 2019-04-26 | 东莞市名展展示柜有限公司 | A kind of electronic lock and its method for unlocking for showcase |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080507 |
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| CX01 | Expiry of patent term |