CN105260643A - Multi-fingerprint cross-unlocking method and system - Google Patents
Multi-fingerprint cross-unlocking method and system Download PDFInfo
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- CN105260643A CN105260643A CN201510733856.4A CN201510733856A CN105260643A CN 105260643 A CN105260643 A CN 105260643A CN 201510733856 A CN201510733856 A CN 201510733856A CN 105260643 A CN105260643 A CN 105260643A
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- 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
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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Abstract
The invention discloses a multi-fingerprint cross-unlocking method and system. The multi-fingerprint cross-unlocking method comprises the following steps: acquiring a first fingerprint image; verifying the first fingerprint image, and after successful verification of the first fingerprint image, starting acquisition and verification of a second fingerprint image; acquiring the verifying a plurality of fingerprint images one by one according to a preset combination sequence list, and achieving successful unlocking till all the fingerprint images pass the verification within a preset time interval, wherein the preset time interval is the maximum time which is set in advance and allows every two adjacent fingerprint images to be verified. According to the multi-fingerprint cross-unlocking method and system, a device is cross-locked/unlocked through multiple fingerprints of the same or different people; as multiple fingerprints are involved, the multiple fingerprint images need to be verified one by one according to the preset combination sequence list during unlocking; successful unlocking can only be achieved according to the preset sequence, so that the unlocking security is improved; the multi-fingerprint cross-unlocking method and system can be suitable for devices with higher security or access control systems on special occasions.
Description
Technical field
The present invention relates to fingerprint control technology field, particularly relate to many fingerprint crossing unlock method and system.
Background technology
Along with the continuous progress of technology, biological characteristic (as face, fingerprint, eyes etc.) is used in electronic applications and gate control system etc. gradually, living things feature recognition is utilized to be encrypted/to decipher, very convenient, both can remove the trouble of input password from, also reduce stolen risk due to the performance of its biological characteristic.
Relative to recognition of face and iris recognition, the operation of unlocked by fingerprint is comparatively simple, and therefore fingerprint identification technology is especially subject to the favor of people.But; the Fingerprint Lock that current employing finger print information identifies as unblanking normally is passed through independently one piece of fingerprint and is realized unblanking; for the important device (such as bank vault gate inhibition, power station technology equipment etc.) of some needs to be keep secret and focused protection; only adopt the risk of single unlocked by fingerprint larger; even if certain safety effect can be played; but security is lower, can not meet the demands.
But existing unlock method, device or system can't meet private or that security requirement is higher user's request, therefore need to propose a kind of method and system higher based on the security of unlocked by fingerprint.
Summary of the invention
For problems of the prior art, object of the present invention for providing a kind of many fingerprint crossing unlock method and system, with solve single unlocked by fingerprint in prior art the technical matters of inaccessiable security requirements at the higher level.
For achieving the above object, the present invention adopts following technical scheme:
According to an aspect of the present invention, provide a kind of many fingerprint crossing unlock method, comprising:
Gather the first fingerprint image;
Described first fingerprint image is verified, after described first fingerprint image is proved to be successful, just starts collection and the checking of the second fingerprint image;
According to the built-up sequence table preset multiple fingerprint image gathered one by one and verify, until described multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, described prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
According to an embodiment of the present invention, gather described multiple fingerprint image to carry out based on a fingerprint capturer or multiple fingerprint capturer.
According to another embodiment of the present invention, described multiple fingerprint image is from a people or multiple people.
According to another embodiment of the present invention, also comprise before described collection first fingerprint image:
Preset the built-up sequence that described multiple fingerprint image carries out verifying, obtain described default built-up sequence table.
According to another embodiment of the present invention, according to the built-up sequence table preset multiple fingerprint image to be gathered one by one and the step verified comprises:
After described second fingerprint image is proved to be successful, calculate described second fingerprint image and described first fingerprint image verify needed for real time interval, if described real time interval is greater than described prefixed time interval, then unlock failure.
According to a further aspect in the invention, present invention also offers a kind of many fingerprint crossing system for unlocking, comprising:
Acquisition module, for gathering the first fingerprint image;
Authentication module, verifies described first fingerprint image, just starts collection and the checking of the second fingerprint image, and repeat the operation of described acquisition module and described authentication module after described first fingerprint image is proved to be successful;
In repeated acquisition and proof procedure, according to the built-up sequence table preset multiple fingerprint image gathered one by one and verify, until described multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, described prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
According to an embodiment of the present invention, described acquisition module comprises a fingerprint capturer or multiple fingerprint capturer.
According to another embodiment of the present invention, described multiple fingerprint image is from a people or multiple people.
According to another embodiment of the present invention, described many fingerprint crossing system for unlocking also comprises:
Presetting module, for presetting the built-up sequence that described multiple fingerprint image carries out verifying, obtains described default built-up sequence table, and described default built-up sequence table is supplied to described authentication module.
According to another embodiment of the present invention, described authentication module comprises:
Timing unit, after being proved to be successful at described second fingerprint image, obtain described second fingerprint image and described first fingerprint image verify needed for real time interval;
Comparing unit, for more described real time interval and described prefixed time interval, if described real time interval is greater than described prefixed time interval, then unlocks failure.
As shown from the above technical solution, beneficial effect of the present invention is: utilize multiple fingerprint of a people or multiple fingerprints of different people to carry out intersection to device and lock/unlock, owing to relating to multiple fingerprint, in releasing process, need the built-up sequence table according to presetting to verify one by one this multiple fingerprint image, and only according to the order preset and within a preset time interval could successful unlock by checking, improve the security in releasing process.Many fingerprint crossing unlock method provided by the invention and system are applicable to the gate control system of the higher device of security or special occasions.
Accompanying drawing explanation
Consider following the following detailed description of the embodiment of the present invention in conjunction with the drawings, various target of the present invention, feature and advantage will become more apparent.Accompanying drawing is only exemplary diagram of the present invention, and not necessarily is drawn in proportion.In the accompanying drawings, same Reference numeral represents same or similar parts all the time.
A kind of flow chart of steps of many fingerprint crossing unlock method of Fig. 1 for providing in the embodiment of the present invention one.
The flow chart of steps of one many fingerprint crossing unlock method (containing foresee steps) of Fig. 2 for providing in the embodiment of the present invention one.
The schematic diagram of for 3 fingerprint images introducing whole releasing process of Fig. 3 for providing in the embodiment of the present invention one.
A kind of composition schematic diagram of many fingerprint crossing system for unlocking of Fig. 4 for providing in the embodiment of the present invention six.
Description of reference numerals is as follows:
S10, S20, S30, S001, S002, S003, S004, S005, S006, S007, S008: step;
11: acquisition module;
12, authentication module;
13: presetting module;
121: timing unit;
122: comparing unit.
Embodiment
The exemplary embodiments embodying feature & benefits of the present invention will describe in detail in the following description.It should be understood that the present invention can have various changes in different embodiments, it neither departs from the scope of the present invention, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit the present invention.
Feature described in the invention, structure or characteristic can be combined in one or more embodiment in any suitable manner.In the following description, provide many details thus provide fully understanding embodiments of the present invention.But, one of skill in the art will appreciate that and can put into practice technical scheme of the present invention and not have in described specific detail one or more, or other method, assembly, material etc. can be adopted.In other cases, known features, material or operation is not shown specifically or describes to avoid fuzzy each aspect of the present invention.
Exemplarily provide some embodiments of the present invention below with reference to accompanying drawings.Should be appreciated that the embodiment of reference does not limit the scope of the invention.That is, any example enumerated in this instructions is not restrictive, but is only exemplary.
In view of defect existing in prior art, device intersected to the application system adding/unlock in the urgent need to designing a kind of many people fingerprint by the multiple fingerprint of a people or different identity.
Embodiment one
Provide a kind of many fingerprint crossing unlock method in the present embodiment, steps flow chart as shown in Figure 1, comprises the following steps:
Step S10: gather the first fingerprint image.
Step S20: verify the first fingerprint image, just starts collection and the checking of the second fingerprint image after the first fingerprint image is proved to be successful.
According to the built-up sequence table preset, multiple fingerprint image is verified one by one, until multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
Gather multiple fingerprint image in the method to carry out based on a fingerprint capturer or multiple fingerprint capturer.Fingerprint capturer in the present embodiment can select fingerprint sensor conventional in fingerprint identification technology, and also it should be noted that, the multiple fingerprint images in the present embodiment are from a people or multiple people.Specifically, if two fingerprint images, may be that two of a collection people point two fingerprint images obtained, be likely also collection two people, everyone one finger two fingerprint images that obtain; And the situation of two is greater than for fingerprint image can be more, have multiple combination mode, repeat no longer one by one herein.
Carry out the process unlocked relative to step S10 and S20, carry out before step S10 gathers the first fingerprint image further comprising the steps of:
Step S30: preset the built-up sequence that multiple fingerprint image carries out verifying, obtains the built-up sequence table preset.
This step gathers all fingerprints, and store in memory, and fingerprint authentication order when presetting fingerprint authentication according to gathered information in fingerprint, be equivalent to the process of an encryption, in follow-up releasing process, only just likely complete unblock according to same order.
Based on above-mentioned, perform the flow chart of steps of step S30, step S10 and step S20 successively as shown in Figure 2.
The process carrying out for some fingerprints verifying is the same with existing verification mode, the finger print information of the fingerprint image collected and storage is compared, if unanimously, is then verified, inconsistent then authentication failed.
Number for the array mode comprised in the built-up sequence table preset and fingerprint image is closely related, in general, the fingerprint image number participating in checking is more, and it is more to carry out the sort array mode that obtains of staggered form combination, and then the difficulty cracked is larger, security is also higher.But general in actual applications, determine a comparatively suitable quantity according to required safety grades in conjunction with the many factors such as actual conditions and cost.
Also comprise in the step according to the built-up sequence table preset multiple fingerprint image gathered one by one and verify:
After the second fingerprint image is proved to be successful, calculate the second fingerprint image and the first fingerprint image verify needed for real time interval, if real time interval is greater than prefixed time interval, then unlock failure.
In above-mentioned steps, calculate the second fingerprint image and the first fingerprint image verify needed for real time interval carry out with checking the second fingerprint image simultaneously, namely just start when starting to verify the second fingerprint image to calculate checking real time interval used, if the second fingerprint image is verified, then judge whether the checking time interval used exceedes prefixed time interval, as exceeded prefixed time interval, also cannot unlock even if the second fingerprint image is verified.
In releasing process, except needing to note checking according to the built-up sequence table preset to multiple fingerprint image, the time interval of the fingerprint image checking also needing consideration two adjacent can not be long, if the real time interval of checking is greater than prefixed time interval, the checking of subsequent fingerprint image in built-up sequence table can not be continued, namely unlock failure, need to restart to verify one by one according to built-up sequence table.
It should be noted that, if fingerprint image more than three in, the prefixed time interval of first fingerprint image and the checking of second fingerprint image and second fingerprint image and the 3rd prefixed time interval that fingerprint image is verified can according to operating required time to set under the sensitivity of equipment and applied environment, such as 3 seconds, 5 seconds ..., to meet the diversified requirement of user.
Below for 3 fingerprint images, to the description of whole releasing process as shown in Figure 3, comprise the steps:
Step S001: input fingerprint 1.
Step S002: combine the built-up sequence table checking fingerprint 1 preset, and judge whether, by checking, then to perform step S003 by (representing with Y), then do not go to step S008 by (representing with N).
Step S003: continue input fingerprint 2.
Step S004: combine the built-up sequence table checking fingerprint 2 preset, and judge whether by checking, by then performing step S005, not by then going to step S008.
Concrete, after fingerprint 2 is verified, judge that fingerprint 2 and fingerprint 1 verify whether real time interval used exceedes prefixed time interval, if do not exceeded, continue to perform step S005, if exceeded, go to step S008.
Step S005: continue input fingerprint 3.
Step S006: combine the built-up sequence table checking fingerprint 3 preset, and judge whether by checking, by then performing step S007, not by then going to step S008.
Concrete, after fingerprint 3 is verified, judge that fingerprint 3 and fingerprint 2 verify whether real time interval used exceedes prefixed time interval, if do not exceeded, continue to perform step S007, if exceeded, go to step S008.
Step S007: unlock successfully.
Step S008: unlock unsuccessfully.
Be 2 or situation more than 3 for fingerprint image number, as above similar method all can be adopted to verify one by one, until unlock successfully.
The many fingerprint crossing unlock method provided by the present embodiment, utilize multiple fingerprint of a people or multiple fingerprints of different people to carry out intersection to device to lock/unlock, owing to relating to multiple fingerprint, in releasing process, need the built-up sequence table according to presetting to verify one by one this multiple fingerprint image, and only according to the order ability successful unlock preset, improve the security in releasing process.The method can reduce the risk of single unlocked by fingerprint, effectively improves the security of the important device of some needs to be keep secret and focused protection.
Based on many fingerprint crossing unlock method that above-described embodiment one provides, provide the application scenarios of several concrete embodiments to the method with embodiment two and three times and be introduced:
Embodiment two
The first scene; user is a people; namely multiple collection image is pointed from the difference of same person; the device that employing adds/unlock application system based on many fingerprint crossing is configured with fingerprint sensor; this user carries out multiple (as 10) finger print information registering on this fingerprint sensor; and save as template fingerprint information, utilize staggered form that locking protection is set.Concrete, be described to register 3 finger print information, 3 finger print message codes that user registers on fingerprint sensor are set to a, b, c.Password is arranged by staggered form random alignment array mode, i.e. abc, acb, bac, bca, cab, cba.
When device password is set to abc, when as needs device being conducted interviews or operate, its decrypted program is as follows: first carry out finger print information a checking, finger print information b checking is carried out after finger print information a is verified, finger print information c checking is carried out after finger print information b is verified, after finger print information a, b, c are verified, can conduct interviews to device or operate.In unlocked by fingerprint process, finger print information a, b, c must be verified in order, if any one of them finger print information authentication failed, then cannot carry out next finger print information checking.Especially, in unlocked by fingerprint process, finger print information a, b, c two adjacent fingerprint information (as a, b) proving time interval exceedes predetermined time interval time, even if finger print information a is verified, also cannot verify finger print information b.
Embodiment three
The second scene; user is multiple people; namely multiple collection image is from the finger with multiple people; adopt the device configuration fingerprint sensor adding/unlock application system based on many fingerprint crossing; people's (as: first and second) of different identity carries out finger print information registration on this fingerprint sensor; and save as template fingerprint information, utilize staggered form that locking protection is set.Concrete, first and second have access to device or operating rights, first and second respectively in the electronic device on fingerprint sensor registering fingerprint information code be A and B, the password of device can be set to AB, also can be set to BA.Especially, when there being the 2 above registering fingerprint information of people, its registered fingerprint code is A, B, C....., and the password of device can be arranged by staggered form random alignment array mode, i.e. ABC, ACB, BAC, BCA, CAB, CBA......, does not enumerate at this.
When device password is set to AB, as needs device conducted interviews or operate, its decrypted program is as follows: first carry out finger print information A checking by first, after being verified, finger print information B checking is carried out again by second, when finger print information is verified both first and second, can conducts interviews to device or operate.In unlocked by fingerprint process, if the finger print information A authentication failed of first, then cannot verify the finger print information B of second.Especially, in unlocked by fingerprint process, first and second liang of people the finger print information proving time, interval exceeded predetermined time interval time, even if the finger print information A of first is verified, also cannot verify the finger print information B of second.
The people of these different identity mutually supervises and restricts, and usually needs many people on the scene and inputs finger print information on request, if all finger print information checking is correct, could unlock, thus effectively improve the security of the important device of some needs to be keep secret and focused protection.
Based on above-described embodiment two and three, difference is only that the source gathering fingerprint image is different, for after gathering fingerprint image carry out the step verified and unlock successful program and standard is all identical, repeat no more herein.
And in device configuration, gather multiple fingerprint image and can use a fingerprint sensor, also can use multiple fingerprint sensor, as following examples four and five introduce.
Embodiment four
The device that employing adds/unlock application system based on many fingerprint crossing configures a fingerprint sensor, many people of user (people) and different identity carry out finger print information registration by this fingerprint sensor and save as template fingerprint information, the combination of template fingerprint information random alignment is carried out staggered form to device and adds/unlock setting.When conducting interviews to device or operate, many people of user or different identity input finger print information on request on fingerprint sensor, can realize the access to device or operation after whole finger print information is verified.
Embodiment five
The device that employing adds/unlock application system based on many fingerprint crossing configures multiple fingerprint sensor, user (people) registers the first fingerprint image by the first fingerprint sensor, second fingerprint sensor registers the second fingerprint image ... and save as fingerprint information template, the combination of template fingerprint information random alignment is carried out staggered form to device and adds/unlock setting.When conducting interviews to device or operate, user inputs corresponding finger print information on request on the fingerprint sensor of correspondence, can realize the access to device or operation after whole finger print information is verified.
Many people of different identity carry out the first finger print information by the first fingerprint sensor and register and save as template fingerprint information, the finger print information that second fingerprint sensor carries out the second people is registered and saves as template fingerprint information ..., the combination of template fingerprint information random alignment is carried out staggered form to device and adds/unlock setting.When conducting interviews to device or operate, many people of different identity input respective finger print information on request on each self-corresponding registered fingerprint sensor, can realize the access to device or operation after whole finger print information is verified.
Above-described embodiment four with five difference be only that the quantity for gathering the fingerprint capturer that multiple fingerprint image uses is different, for to gather after fingerprint image carry out the step verified and unlock successful program and standard is all identical, repeat no more herein.
Embodiment six
Present embodiments provide a kind of many fingerprint crossing system for unlocking, composition schematic diagram as shown in Figure 4, comprises acquisition module 11 and authentication module 12.
Acquisition module 11 is for gathering the first fingerprint image.
Authentication module 12 is verified the first fingerprint image, collection and the checking of the second fingerprint image is just started after first fingerprint image is proved to be successful, and the operation of repeated acquisition module 11 and authentication module 12, carry out the collection checking of the collection of the 3rd fingerprint image, checking, the 4th fingerprint image successively ...
In repeated acquisition and proof procedure, according to the built-up sequence table preset multiple fingerprint image gathered one by one and verify, until multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
Wherein acquisition module 11 comprises a fingerprint capturer or multiple fingerprint capturer.For utilizing a fingerprint capturer or multiple fingerprint capturer to gather the situation of fingerprint image all with above-described embodiment one, repeat no more herein.
Many fingerprint crossing system for unlocking also comprises:
Presetting module 13, for presetting the built-up sequence that multiple fingerprint image carries out verifying, obtains the built-up sequence table preset, and default built-up sequence table is supplied to authentication module.
In addition, presetting module will first gather all fingerprint images and store, and the order verified these fingerprint images more afterwards carries out sequence combination, and detailed process, with above-described embodiment one, repeats no more herein.
In authentication module, 12 comprise:
Timing unit 121, after being proved to be successful at the second fingerprint image, obtain the second fingerprint image and the first fingerprint image verify needed for real time interval.
Comparing unit 122, for comparing real time interval and prefixed time interval, if real time interval is greater than prefixed time interval, then unlocks failure.
Also comprise output module (not shown) within the system, for pointing out user to operate accordingly in whole releasing process, such as, in conjunction with proving program, in the incipient stage, prompting " fingerprint 1 please be input ", user is according to the built-up sequence table input fingerprint 1 preset, obtain the corresponding fingerprint image 1 of fingerprint 1 by fingerprint capturer and verify, if the verification passes, then " fingerprint 1 is proved to be successful in prompting, please input fingerprint 2 " ... until input whole fingerprints according to the built-up sequence table preset, prompting " is proved to be successful, unlock ", and perform corresponding unlocking motion.If fingerprint 1 authentication failed, then point out " fingerprint 1 authentication failed, please re-enter ", until fingerprint 1 be verified the checking just carrying out next fingerprint.If fingerprint 1 is verified, the real time interval that system-computed obtains in the process of input fingerprint 2 exceedes prefixed time interval, then point out " time-out, unlocks unsuccessfully, please re-enter ".By said process, Consumer's Experience can be promoted.
Output module in the present embodiment can be display screen or speech player, points out user operation whether success and carry out next step operation in the mode of word or sound.
The present embodiment can realize the technique effect identical with above-described embodiment one, repeats no more herein.
Should will be understood that, the present invention is not limited in its application to detailed construction and the arrangement of parts in this paper.The present invention can have other embodiments, and can realize in many ways and perform.Aforesaid deformation form and modification fall within the scope of the invention.Should will be understood that, the present invention that is open and that limit herein extends to text and/or drawings and mentions or all alternative combination of obvious two or more independent features.All these different combinations form multiple alternative aspect of the present invention.Embodiment as herein described describes and becomes known for realizing best mode of the present invention, and those skilled in the art will be enable to utilize the present invention.
Claims (10)
1. the unlock method of fingerprint crossing more than, is characterized in that, comprising:
Gather the first fingerprint image;
Described first fingerprint image is verified, after described first fingerprint image is proved to be successful, just starts collection and the checking of the second fingerprint image;
According to the built-up sequence table preset multiple fingerprint image gathered one by one and verify, until described multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, described prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
2. many fingerprint crossing unlock method as claimed in claim 1, is characterized in that, gathers described multiple fingerprint image and carries out based on a fingerprint capturer or multiple fingerprint capturer.
3. many fingerprint crossing unlock method as claimed in claim 1, is characterized in that, described multiple fingerprint image is from a people or multiple people.
4. many fingerprint crossing unlock method as claimed in claim 1, is characterized in that, also comprises before described collection first fingerprint image:
Preset the built-up sequence that described multiple fingerprint image carries out verifying, obtain described default built-up sequence table.
5. many fingerprint crossing unlock method as claimed in claim 1, is characterized in that, to gather one by one and the step verified comprises according to the built-up sequence table preset to multiple fingerprint image:
After described second fingerprint image is proved to be successful, obtain described second fingerprint image and described first fingerprint image verify needed for real time interval, if described real time interval is greater than described prefixed time interval, then unlock failure.
6. the system for unlocking of fingerprint crossing more than, is characterized in that, comprising:
Acquisition module, for gathering the first fingerprint image;
Authentication module, for verifying described first fingerprint image, just starting collection and the checking of the second fingerprint image, and repeating the operation of described acquisition module and described authentication module after described first fingerprint image is proved to be successful;
In repeated acquisition and proof procedure, according to the built-up sequence table preset multiple fingerprint image gathered one by one and verify, until described multiple fingerprint image is all then unlocked successfully by checking within a preset time interval, described prefixed time interval is the maximal value that preset, that permission two is adjacent fingerprint image carries out verifying required time.
7. many fingerprint crossing system for unlocking as claimed in claim 6, is characterized in that, described acquisition module comprises a fingerprint capturer or multiple fingerprint capturer.
8. many fingerprint crossing system for unlocking as claimed in claim 6, is characterized in that, described multiple fingerprint image is from a people or multiple people.
9. many fingerprint crossing system for unlocking as claimed in claim 6, is characterized in that, described many fingerprint crossing system for unlocking also comprises:
Presetting module, for presetting the built-up sequence that described multiple fingerprint image carries out verifying, obtains described default built-up sequence table, and described default built-up sequence table is supplied to described authentication module.
10. many fingerprint crossing system for unlocking as claimed in claim 6, is characterized in that, described authentication module comprises:
Timing unit, after being proved to be successful at described second fingerprint image, obtain described second fingerprint image and described first fingerprint image verify needed for real time interval;
Comparing unit, for more described real time interval and described prefixed time interval, if described real time interval is greater than described prefixed time interval, then unlocks failure.
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| CN108109242A (en) * | 2017-12-21 | 2018-06-01 | 广东汇泰龙科技有限公司 | A kind of hardware encryption method unlocked based on fingerprint, system, intelligent cloud lock |
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| CN108256316A (en) * | 2018-01-23 | 2018-07-06 | 平安科技（深圳）有限公司 | Terminal unlock method, device, equipment and readable storage medium storing program for executing |
| CN109033786A (en) * | 2018-08-23 | 2018-12-18 | 珠海格力电器股份有限公司 | Method for hiding file, electronic device and computer storage medium |
| CN109345672A (en) * | 2018-10-19 | 2019-02-15 | 如皋福大工程技术研究院有限公司 | Poisonous substance access arrangement and method |
| CN109409068A (en) * | 2018-10-29 | 2019-03-01 | 维沃移动通信有限公司 | A kind of operation execution method and terminal |
| CN111723595A (en) * | 2019-03-18 | 2020-09-29 | 北京曙光易通技术有限公司 | Personnel identity identification method and system |
| CN110021104A (en) * | 2019-04-26 | 2019-07-16 | 中控华运（厦门）集成电路有限公司 | A kind of operating method and Fingerprint Lock of Fingerprint Lock |
| WO2021105946A1 (en) * | 2019-11-29 | 2021-06-03 | Gottardo Advisory Limited | Biometric registration and verification device for aircraft service and maintenance |
| CN116522310A (en) * | 2023-04-26 | 2023-08-01 | 悠盾智能科技(武汉)有限公司 | Fingerprint-based security verification method, terminal, electronic equipment and storage medium |
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