CN106934264A - A kind of intelligent unlocking method, device and lock device - Google Patents
A kind of intelligent unlocking method, device and lock device Download PDFInfo
- Publication number
- CN106934264A CN106934264A CN201511030386.1A CN201511030386A CN106934264A CN 106934264 A CN106934264 A CN 106934264A CN 201511030386 A CN201511030386 A CN 201511030386A CN 106934264 A CN106934264 A CN 106934264A
- Authority
- CN
- China
- Prior art keywords
- picture
- key
- unlocking
- door lock
- prestoring
- Prior art date
- 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.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
- G06V10/462—Salient features, e.g. scale invariant feature transforms [SIFT]
Abstract
The invention provides a kind of intelligent unlocking method, methods described includes：Picture for unlocking is obtained by door lock camera, the picture for unblock is the picture in the photographing device of the user that the door lock camera shoots, or the object carried by the user that the door lock camera shoots；Judge whether the picture for unlocking and the key picture for prestoring reach predetermined similarity and require；If described reach predetermined similarity requirement for the picture for unlocking and the key picture for prestoring, send unlock instruction and lockset is unlocked.Unlocking method of the present invention is easy to use, and can effectively improve the security of unblock by the convenient picture shot for unlocking of photographing device.
Description
Technical field
The invention belongs to lock device field, more particularly to a kind of intelligent unlocking method, device and lock device.
Background technology
Lock device refers to the utensil for playing sealing process, can be used to be effectively protected personal property, such as
The lockset on safety cabinet, antitheft door is arranged on, user needs to hold key corresponding with lockset, password ability
Lock device is opened, key is including mechanical key, magnetic card, radio-frequency identification card etc..In addition, in company or work
The places such as factory, also including the lockset that the biological characteristic of user is used as key, biological characteristic include fingerprint,
Iris etc., while effectively to turnover control of authority, moreover it is possible to obtain the attendance information of user, improve
The convenience that user uses.
When being identified as key using magnetic card or radio-frequency card, due to needing to carry magnetic card in addition or penetrating
Frequency blocks, inconvenient during carrying.
The content of the invention
It is an object of the invention to provide a kind of intelligent unlocking method, when being used with the lockset for solving prior art
Need to carry special key, carry inconvenient problem.
In a first aspect, the embodiment of the invention provides a kind of intelligent unlocking method, methods described includes：
Picture for unlocking is obtained by door lock camera, the picture for unblock is taken the photograph for the door lock
As the picture in the photographing device of the user of head shooting, or carried by the user that the door lock camera shoots
Object；
Judge whether the picture for unlocking and the key picture for prestoring reach predetermined similarity and want
Ask；
If described reach predetermined similarity requirement for the picture for unlocking and the key picture for prestoring,
Unlock instruction is then sent to be unlocked lockset.
With reference in a first aspect, in the first possible implementation of first aspect, the use is judged described
Before whether the picture of unblock reaches predetermined similarity requirement step with the key picture for prestoring, institute
Stating method also includes：
The setting for receiving key picture by radio communication circuit is instructed, and receives the key figure for needing to set
Piece.
With reference to the first possible implementation of first aspect, second in first aspect may implementation
In, instructed in the setting for receiving key picture by wireless communication module, and receive what needs were set
Before key picture step, methods described also includes：
Received by radio communication circuit and purview certification instruction is set, in the setting purview certification instruction at least
Including password and/or biological information.
With reference in a first aspect, in the third possible implementation of first aspect, being used for described in the judgement
The picture of unblock includes with whether the key picture for prestoring reaches predetermined similarity requirement step：
The key point in the picture that unlocks is obtained, in calculating the key point and the key picture
Crucial Point matching number；
When the match point number be more than predetermined value, then it is described for unlock picture and the key for prestoring
Spoon picture reaches predetermined similarity requirement.
With reference in a first aspect, in the 4th kind of possible implementation of first aspect, being used for described in the acquisition
Key point in the picture of unblock, calculate crucial Point matching in the key point and the key picture
Number step is specially：
Gray level image will be converted into for the picture for unlocking；
The key point in the gray level image is detected by SURF operator detection algorithms；
Characteristic vector based on FLANN is created according to the key point, in the gray level image it is crucial with
Key point in the key image is matched, and is calculated the number of match point.
Second aspect, the embodiment of the invention provides a kind of Intelligent unlocking device, and described device includes：
Picture acquiring unit, it is described for unlocking for obtaining the picture for unlocking by door lock camera
Picture be picture in the photographing device of the user that the door lock camera shoots, or taken the photograph by the door lock
The object that the user shot as head carries；
Judging unit, for judging whether the picture for unlocking reaches with the key picture for prestoring
Predetermined similarity requirement；
Unlocking unit, if reached with the key picture for prestoring for the picture for unblock predetermined
Similarity requirement, then send unlock instruction lockset is unlocked.
With reference to second aspect, in the first possible implementation of second aspect, described device also includes：
Setting unit, the setting for being received key picture by radio communication circuit is instructed, and reception is needed
The key picture to be set.
With reference to second aspect, in second possible implementation of second aspect, the judging unit includes：
Matching number computation subunit, for obtaining the key point in the picture for unblock, calculates institute
State the number of the crucial Point matching in key point and the key picture；
Picture judgment sub-unit, it is for being more than predetermined value when the match point number, then described for unlocking
Picture and the key picture for prestoring reach predetermined similarity requirement.
With reference to second aspect, in the third possible implementation of second aspect, the matching number is calculated
Subelement includes：
Gray processing module, for gray level image will to be converted into for the picture for unlocking；
Key point extraction module, for detecting the pass in the gray level image by SURF operator detection algorithms
Key point；
Matching module, for creating the characteristic vector based on FLANN according to the key point, to the gray scale
The crucial key point with the key image in image is matched, and is calculated the number of match point.
The third aspect, the embodiment of the invention provides a kind of lock device, the lock device include door lock camera,
Radio communication circuit, controller and lockset machine control modules, the controller connect the door lock and take the photograph respectively
As head, radio communication circuit and lockset machine control modules, wherein, the controller specifically for：Pass through
Door lock camera obtains the picture for unlocking, and the picture for unlocking is door lock camera shooting
User photographing device in picture, or by the door lock camera shoot user carry object；
Judge whether the picture for unlocking and the key picture for prestoring reach predetermined similarity and require；
If described reach predetermined similarity requirement for the picture for unlocking and the key picture for prestoring, send out
Unlock instruction is sent to be unlocked lockset.
In the present invention, user is after pre-set key picture, user in the mobile phone carried with or
Other photographing devices shoot or store the key picture, when being unlocked to lockset, it is only necessary to by institute
State the key picture in equipment or object corresponding with key picture is directed at the door lock camera, you can have
The completion of effect is unlocked to equipment, and unlocking method of the present invention is easy to use, and can be by photographing device
The convenient picture shot for unlocking, can effectively improve the security of unblock.
Brief description of the drawings
Fig. 1 is that the intelligent unlocking method that first embodiment of the invention is provided realizes flow chart；
The key point comparison schematic diagram of the picture that Fig. 1 a are provided for first embodiment of the invention；
Fig. 2 is that the intelligent unlocking method that second embodiment of the invention is provided realizes flow chart；
Fig. 3 is the structural representation of the Intelligent unlocking device that third embodiment of the invention is provided；
The structural representation of the lock device that Fig. 4 is provided for fourth embodiment of the invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and reality
Example is applied, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
Only it is used to explain the present invention, is not intended to limit the present invention.
The purpose of the embodiment of the present invention is to provide a kind of intelligent unlocking method, to solve to use in the prior art
, it is necessary to user additionally carries a single key card when magnetic card or radio-frequency card are unlocked, carry more
Inconvenience, and once lose, then can cause the relatively low problem of security.
Further aim of the present invention is when solving prior art to carry out lock device password setting, to be set in lock
When standby position is configured, easily illegally snatched password information by people, so as to cause the security of lock device
Problem not high.
The picture obtained for unlocking of being taken pictures by equipment capable of taking pictures of the invention, by the figure for unlocking
Piece is compared with the key picture for prestoring, if both similarities exceed pre-provisioning request, to lock
Tool is unlocked.User can be shot using the smart mobile phone carried with or the photo of storage is unlocked,
Special magnetic card or radio-frequency card need not be again carried in addition, be conducive to improving the convenience for using.
In further embodiment, user can be by smart mobile phone or other networked devices in lockset
Key picture is configured replacing, and can be just configured at any time in the environment of networking, without limitation
In password could be set at the scene, be conducive to improving the security for using.Have to the present invention below in conjunction with the accompanying drawings
Body is illustrated.
Embodiment one：
Fig. 1 shows that the intelligent unlocking method that first embodiment of the invention is provided realizes flow, and details are as follows：
In step S101, the picture for unlocking, the figure for unlocking are obtained by door lock camera
Piece is the picture in the photographing device of the user that the door lock camera shoots, or by the door lock camera
The object that the user of shooting carries.
Specifically, door lock camera described in the embodiment of the present invention, to improve security, can be arranged on lock
The inside of tool, and it is used to obtain the image of the open position of lockset by the structure of loophole or transparent window.
The photographing device, is the equipment that can be used to take pictures and show, including such as the intelligence with camera function
Mobile phone or camera etc..By the photographing device, user can unlock scene or unlock surrounding
Scene, and solved as the picture for unlocking away from the photo shot in other scenes at unblock scene
Lock operation.
In embodiments of the present invention, when user uses the scene picture of shooting as the picture for unlocking
When, it should be noted that the image phase that door lock camera is faced when the picture for unlocking is closed with lockset
Difference, so as to the lock phenomenon that averts misconceptions.
Certainly, user can also shoot picture to self-contained article, such as be user's carrying in Fig. 1 a
The effect diagram of the picture captured by article, captured article can also be the rare article of user, or
The main object that person user carries with.When other users need to obtain the authority for opening lock device, only need
The picture that the user with the key picture sends is received, and door lock is directed at using the picture for receiving and imaged
Head can be unlocked.
In addition, in embodiments of the present invention, the lock device can also work as inspection by setting infrared sensor
Measure user to be close to, and during lock device closing, automatically turn on door lock camera, the finger of user can be received
The mode of order is detected to the image in door lock camera, or can also detect burnt by door lock camera
Away from mode trigger and take pictures, such as when picture is less than preset distance apart from the distance of door lock camera, then touch
Hair focusing photographing instruction.
In step s 102, judge whether the picture for unlocking reaches with the key picture for prestoring
Predetermined similarity requirement.
Specifically, key picture described in the embodiment of the present invention, i.e., it is set in advance for Authority Verification when
Contrast picture, the key picture is stored in advance in lock device, when with no authorized is permitted, domestic consumer
It cannot be modified.In addition, to improve to specific efficiency, the characteristic information of the key picture, such as
Key point etc., is stored in advance in the lock device.
It is used for the picture and the key for prestoring of unblock in a kind of preferred implementation method, described in the judgement
Whether picture reaches predetermined similarity requirement step includes：
(1020), obtain the key point in the picture that unlocks, calculate the key point with it is described
The number of the crucial Point matching in key picture；
(1021), when the match point number be more than predetermined value, then it is described for unlock picture with it is pre-
The key picture for first storing reaches predetermined similarity requirement.
Specifically, obtaining the key point in the picture for unblock in the embodiment of the present invention, calculate described
The number step of the crucial Point matching in key point and the key picture is specifically as follows：
Gray level image will be converted into for the picture for unlocking；
The key point in the gray level image is detected by SURF operator detection algorithms；
Characteristic vector based on FLANN is created according to the key point, in the gray level image it is crucial with
Key point in the key image is matched, and is calculated the number of match point.
Wherein, (English full name is Speeded Up Robust Features to the SURF, and Chinese full name is
Accelerate robust feature) operator detection algorithm, the simply detection algorithm of the key point in one of which detection image,
Can also be including such as SIFT feature detection algorithm etc..
As shown in Figure 1a, the characteristic point that will be detected is connected with the key point of key picture, constitutes FLANN (English
Literary full name is Fast Library for Approximate Nearest Neighbors, and Chinese full name is height
The quick nearest neighbor algorithm of dimension data) vector, calculate the number of simultaneously statistical match.
In step s 103, if it is described for unlock picture reached with the key picture for prestoring it is predetermined
Similarity requirement, then send unlock instruction lockset is unlocked.
According to the FLANN characteristic vectors set up, key picture is obtained with the pass matched in the picture for unlocking
The number of key point, number value set in advance is compared, if greater than value set in advance, then
Two width pictures are more similar or identical, by certification, and can send unlock instruction, control the machine of lock device
Tool control module is unlocked, if two width pictures are different, can not be unlocked operation by certification.
In addition, further to improve the security that the present invention is implemented, may also include and the number of attempt for unlocking is entered
Row statistics, when the number of attempt of statistics unblock reaches pre-determined number, and when failing to complete unblock, then sends
Alarm signal, can send the owner of alarm signal to lock device by way of radio communication, such as pass through
Character message or voice messaging etc. are sent, or current trial unblock can also be obtained by door lock camera
User image, and send an image to the owner of lock device etc..It is of course also possible to pass through sound, lamp
The mode for steeping flicker sends alarm signal.
The present invention in user after pre-set key picture, user the mobile phone carried with or other
Photographing device shoots or stores the key picture, when being unlocked to lockset, it is only necessary to set described
Key picture in standby is directed at the door lock camera, you can effective to complete to be unlocked equipment, this hair
The bright unlocking method is easy to use, and be able to can be had by the convenient picture shot for unlocking of photographing device
The security of the raising unblock of effect.
Embodiment two：
Fig. 2 shows that the intelligent unlocking method that second embodiment of the invention is provided realizes flow, and details are as follows：
In step s 201, the picture for unlocking, the figure for unlocking are obtained by door lock camera
Piece is the picture in the photographing device of the user that the door lock camera shoots, or by the door lock camera
The object that the user of shooting carries.
In step S202, the setting for receiving key picture by radio communication circuit is instructed, and reception is needed
The key picture to be set.
Specifically, the radio communication circuit, can be WIFI communication links, this can be also not limited to, also
Can be including bluetooth or mobile communications network etc..Such as it is arranged in the building of remote locations, building
In when there is no wifi network, then can receive the instruction that user remotely sends by way of mobile communications network
With picture etc..
User sends remotely located instruction and sends the picture for needing to set, and can be used to carry out key picture
Modification increases, such as original key picture A is revised as into key picture B, or in original key
On the basis of spoon picture A, increase key picture B.
It is the effective security for improving lock device, key picture is received by wireless communication module described
Before setting instruction, and the key picture step of reception needs setting, methods described also includes：
Received by radio communication circuit and purview certification instruction is set, in the setting purview certification instruction at least
Including password and/or biological information.
The purpose for carrying out purview certification is to prevent disabled user from being modified to key picture, and is weighed setting
Limit includes encrypted message, or biological information, or the purpose of password and biological information is,
If during the setting lost terminal of user, still can ensure to set the security of authority.
In step S203, judge whether the picture for unlocking reaches with the key picture for prestoring
Predetermined similarity requirement.
As one kind of the invention preferred embodiment, the certification picture can include multiple, and certification
When also include input sequence information, --- picture D --- picture C --- picture B than if desired for according to picture A
Order be authenticated, if the picture sequence of input is different, equipment solution can not be allowed by certification
Lock.
In step S204, if it is described for unlock picture reached with the key picture for prestoring it is predetermined
Similarity requirement, then send unlock instruction lockset is unlocked.
The embodiment of the present invention further increases and the key picture of lock device is entered on the basis of embodiment one
The step of row setting, the key picture that user is set is received by radio communication circuit, user can be facilitated to enter
The modification of row key, and include password or biological information authority is set, can effectively carry
The security of lock device high.
Embodiment three：
Fig. 3 shows the structural representation of the Intelligent unlocking device that third embodiment of the invention is provided, and describes in detail such as
Under：
Intelligent unlocking device described in the embodiment of the present invention, including：
Picture acquiring unit 301, it is described to be used for for obtaining the picture for unlocking by door lock camera
The picture of unblock is the picture in the photographing device of the user that the door lock camera shoots, or by the door
The object that the user that lock camera shoots carries；
Judging unit 302, for whether judging the picture and the key picture for prestoring for unblock
Reach predetermined similarity requirement；
Unlocking unit 303, if reached with the key picture for prestoring for the picture for unlocking
Predetermined similarity requirement, then send unlock instruction and lockset be unlocked.
Preferably, described device also includes：
Setting unit, the setting for being received key picture by radio communication circuit is instructed, and reception is needed
The key picture to be set.
Preferably, the judging unit includes：
Matching number computation subunit, for obtaining the key point in the picture for unblock, calculates institute
State the number of the crucial Point matching in key point and the key picture；
Picture judgment sub-unit, it is for being more than predetermined value when the match point number, then described for unlocking
Picture and the key picture for prestoring reach predetermined similarity requirement.
Preferably, the matching number computation subunit includes：
Gray processing module, for gray level image will to be converted into for the picture for unlocking；
Key point extraction module, for detecting the pass in the gray level image by SURF operator detection algorithms
Key point；
Matching module, for creating the characteristic vector based on FLANN according to the key point, to the gray scale
The crucial key point with the key image in image is matched, and is calculated the number of match point.
Intelligent unlocking device described in the embodiment of the present invention is corresponding with intelligent unlocking method described in embodiment one and two,
It is not repeated herein and repeats.
Example IV：
Fig. 4 shows the structural representation of the lock device that fourth embodiment of the invention is provided, and details are as follows：
Lock device includes described in the embodiment of the present invention：
Door lock camera 401, radio communication circuit 402, controller 403 and lockset machine control modules 404,
The controller connects the door lock camera, radio communication circuit and lockset machine control modules respectively, its
In, the controller specifically for：Picture for unlocking is obtained by door lock camera, it is described for solving
The picture of lock is the picture in the photographing device of the user that the door lock camera shoots, or by the door lock
The object that the user that camera shoots carries；Judge the picture for unlocking and the key figure for prestoring
Whether piece reaches predetermined similarity requirement；If the picture and the key figure for prestoring for unlocking
Piece reaches predetermined similarity requirement, then send unlock instruction and lockset is unlocked.
In preferred embodiment, the lock device may also include infrared sensing module 405, be used for detecting
Whether family is close to, and when user is close to, opening door lock camera gathers the picture for unlocking.
Controller is used to control the process of unblock in the embodiment of the present invention, with the intelligence described in embodiment one and two
Unlocking method correspondence, excessive repetition is not made and is repeated herein.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, can
To realize by another way.For example, device embodiment described above is only schematical, example
Such as, the division of the unit, only a kind of division of logic function can have other drawing when actually realizing
The mode of dividing, such as multiple units or component can combine or be desirably integrated into another system, or some spies
Levying to ignore, or does not perform.It is another, shown or discussed coupling or direct-coupling each other
Or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or unit, Ke Yishi
Electrically, mechanical or other forms.
It is described as separating component illustrate unit can be or may not be it is physically separate, as
The part that unit shows can be or may not be physical location, you can with positioned at a place, or
Can also be distributed on multiple NEs.Can select according to the actual needs therein some or all of
Unit realizes the purpose of this embodiment scheme.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit,
Can also be that unit is individually physically present, it is also possible to which two or more units are integrated in a unit
In.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ SFU software functional unit
Form is realized.
If the integrated unit using realize in the form of SFU software functional unit and as independent production marketing or
When using, can store in a computer read/write memory medium.Based on such understanding, the present invention
The part that is substantially contributed to prior art in other words of technical scheme or the technical scheme whole or
Part can be embodied in the form of software product, and the computer software product is stored in a storage medium
In, including some instructions are used to so that computer equipment (can be personal computer, server, or
Person's network equipment etc.) perform all or part of each embodiment methods described of the invention.And foregoing storage
Medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), deposit at random
Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with storage program
The medium of code.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in this hair
Any modification, equivalent and improvement made within bright spirit and principle etc., should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of intelligent unlocking method, it is characterised in that methods described includes：
Picture for unlocking is obtained by door lock camera, the picture for unblock is taken the photograph for the door lock
As the picture in the photographing device of the user of head shooting, or carried by the user that the door lock camera shoots
Object；
Judge whether the picture for unlocking and the key picture for prestoring reach predetermined similarity and want
Ask；
If described reach predetermined similarity requirement for the picture for unlocking and the key picture for prestoring,
Unlock instruction is then sent to be unlocked lockset.
2. method according to claim 1, it is characterised in that in the figure for being used to unlock described in the judgement
Before whether piece reaches predetermined similarity requirement step with the key picture for prestoring, methods described is also wrapped
Include：
The setting for receiving key picture by radio communication circuit is instructed, and receives the key figure for needing to set
Piece.
3. method according to claim 2, it is characterised in that received by wireless communication module described
Before the setting instruction of key picture, and the key picture step of reception needs setting, methods described is also wrapped
Include：
Received by radio communication circuit and purview certification instruction is set, in the setting purview certification instruction at least
Including password and/or biological information.
4. method according to claim 1, it is characterised in that be used for the picture for unlocking described in the judgement
Include with whether the key picture for prestoring reaches predetermined similarity requirement step：
The key point in the picture that unlocks is obtained, in calculating the key point and the key picture
Crucial Point matching number；
When the match point number be more than predetermined value, then it is described for unlock picture and the key for prestoring
Spoon picture reaches predetermined similarity requirement.
5. method according to claim 4, it is characterised in that be used for the picture for unlocking described in the acquisition
In key point, the number step for calculating crucial Point matching in the key point and the key picture is specific
For：
Gray level image will be converted into for the picture for unlocking；
The key point in the gray level image is detected by SURF operator detection algorithms；
Characteristic vector based on FLANN is created according to the key point, in the gray level image it is crucial with
Key point in the key image is matched, and is calculated the number of match point.
6. a kind of Intelligent unlocking device, it is characterised in that described device includes：
Picture acquiring unit, it is described for unlocking for obtaining the picture for unlocking by door lock camera
Picture be picture in the photographing device of the user that the door lock camera shoots, or taken the photograph by the door lock
The object that the user shot as head carries；
Judging unit, for judging whether the picture for unlocking reaches with the key picture for prestoring
Predetermined similarity requirement；
Unlocking unit, if reached with the key picture for prestoring for the picture for unblock predetermined
Similarity requirement, then send unlock instruction lockset is unlocked.
7. device according to claim 6, it is characterised in that described device also includes：
Setting unit, the setting for being received key picture by radio communication circuit is instructed, and reception is needed
The key picture to be set.
8. device according to claim 6, it is characterised in that the judging unit includes：
Matching number computation subunit, for obtaining the key point in the picture for unblock, calculates institute
State the number of the crucial Point matching in key point and the key picture；
Picture judgment sub-unit, it is for being more than predetermined value when the match point number, then described for unlocking
Picture and the key picture for prestoring reach predetermined similarity requirement.
9. device according to claim 9, it is characterised in that the matching number computation subunit includes：
Gray processing module, for gray level image will to be converted into for the picture for unlocking；
Key point extraction module, for detecting the pass in the gray level image by SURF operator detection algorithms
Key point；
Matching module, for creating the characteristic vector based on FLANN according to the key point, to the gray scale
The crucial key point with the key image in image is matched, and is calculated the number of match point.
10. a kind of lock device, it is characterised in that the lock device include door lock camera, radio communication circuit,
Controller and lockset machine control modules, the controller connect the door lock camera, radio communication respectively
Circuit and lockset machine control modules, wherein, the controller specifically for：Obtained by door lock camera
For the picture for unlocking, the picture for unlocking is that the taking pictures for user that the door lock camera shoots sets
Picture in standby, or the object carried by the user that the door lock camera shoots；Judge described for solving
Whether the picture of lock reaches predetermined similarity requirement with the key picture for prestoring；If described for solving
The picture of lock reaches predetermined similarity requirement with the key picture for prestoring, then send unlock instruction to lock
Tool is unlocked.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030386.1A CN106934264A (en) | 2015-12-31 | 2015-12-31 | A kind of intelligent unlocking method, device and lock device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030386.1A CN106934264A (en) | 2015-12-31 | 2015-12-31 | A kind of intelligent unlocking method, device and lock device |
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| CN106934264A true CN106934264A (en) | 2017-07-07 |
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| CN201511030386.1A Pending CN106934264A (en) | 2015-12-31 | 2015-12-31 | A kind of intelligent unlocking method, device and lock device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107609390A (en) * | 2017-08-25 | 2018-01-19 | 深圳天珑无线科技有限公司 | Terminal unlock method, terminal and computer-readable recording medium |
| CN110891045A (en) * | 2018-09-11 | 2020-03-17 | 珠海格力电器股份有限公司 | Password setting method, password verification method and related equipment |
| CN111602183A (en) * | 2018-05-22 | 2020-08-28 | 日本金钱机械株式会社 | Unlocking system |
| CN116798153A (en) * | 2023-06-13 | 2023-09-22 | 浙江德塔森特数据技术有限公司 | Access control authorization opening method and device |
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