CN114038024A - Finger vein entry method, system, device and storage medium - Google Patents
Finger vein entry method, system, device and storage medium Download PDFInfo
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- CN114038024A CN114038024A CN202111267210.3A CN202111267210A CN114038024A CN 114038024 A CN114038024 A CN 114038024A CN 202111267210 A CN202111267210 A CN 202111267210A CN 114038024 A CN114038024 A CN 114038024A
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- finger vein
- finger
- entry
- vein
- sensing signal
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
Abstract
The invention discloses a finger vein entry method, which comprises the following steps: receiving a finger vein input request, and displaying a finger vein input image guide through an intelligent terminal; receiving a first sensing signal fed back by a first touch sensor arranged at one end of a finger vein collection area; receiving a second sensing signal fed back by a second touch sensor arranged at the other end of the finger vein collection area; when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value; and obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image. Meanwhile, the invention also provides a finger vein input system, a device and a storage medium. According to the technical scheme provided by the invention, the flexibility of finger vein acquisition position deployment is increased, the reliability of finger vein acquisition is improved, the problems of difficult finger vein entry and high verification failure rate are avoided, and the use experience of a user is improved.
Description
Technical Field
The invention relates to the technical field of finger vein entry, in particular to a finger vein entry method, a finger vein entry system, a finger vein entry device and a storage medium.
Background
The finger vein is identified by penetrating the finger with near infrared rays to obtain vein grain images, and is a biological identification technology with high precision and high speed. However, when the finger vein is recorded, a fixed finger collecting position and a fixed finger collecting direction are generally adopted, when the finger vein is used, the finger can only extend into the finger from one direction to realize finger vein recognition, so that the finger vein is limited when a product is realized, for example, an intelligent lock on a push-pull door is provided, a finger vein recognition module is arranged on the inner side of a push-pull piece, and the finger vein collecting structure is only convenient for a user to extend into the finger from one direction to verify, so that great inconvenience is caused to unlocking of the user, and the user experience is lowered. Meanwhile, due to the limitation of finger vein collection, the collected finger veins are easy to generate large errors, so that the verification failure rate is high in use.
Disclosure of Invention
The invention provides a finger vein input method, a system, a device and a storage medium, and aims to solve the problem of inconvenience in finger vein collection.
In order to achieve the purpose, the finger vein entry method provided by the invention is applied to an intelligent lock and comprises the following steps:
receiving a finger vein input request, and displaying a finger vein input image guide through an intelligent terminal;
receiving a first sensing signal fed back by a first touch sensor arranged at one end of a finger vein collection area;
receiving a second sensing signal fed back by a second touch sensor arranged at the other end of the finger vein collection area;
when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
and obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image.
Furthermore, various finger vein input motion picture guides are displayed for multiple times through the intelligent terminal, finger vein input of one finger of an input object is completed based on finger vein images acquired by the finger vein collector for multiple times and generated corresponding characteristic values, and the method specifically comprises the following steps:
after the intelligent terminal displays a finger vein input motion picture guide, after the finger vein collector finishes finger vein image acquisition, a signal is fed back to the intelligent terminal, and the intelligent terminal displays the next finger vein input motion picture guide until the finger vein collector finishes the acquisition work for a set number of times;
and generating corresponding characteristic values based on the finger vein images acquired by the finger vein acquirer at each time, and combining the plurality of characteristic values to generate a finger vein entry template for entering the object finger.
Furthermore, the finger vein input motion picture guide displayed by the intelligent terminal comprises any one or more of finger forward input motion picture guide, finger upward inclination set angle input motion picture guide, finger downward inclination set angle input motion picture guide, finger forward inward measurement movement input motion picture guide and finger forward outward movement input motion picture guide.
Further, a finger forward recording motion picture guide, a finger upward inclination set angle recording motion picture guide, a finger downward inclination set angle recording motion picture guide, a finger forward inward movement recording motion picture guide, a finger forward outward movement recording motion picture guide and a finger forward recording motion picture guide are sequentially displayed through the intelligent terminal; the finger vein collector sequentially finishes finger forward finger vein entry, finger upward-inclined finger vein entry, finger downward-inclined finger vein entry, finger forward inward measurement moving finger vein entry, finger forward outward moving finger vein entry and finger forward finger vein entry to obtain 6 finger vein images and 6 corresponding characteristic values, and the 6 characteristic values are combined to generate a finger vein entry template for entering an object finger.
Further, still include:
starting finger vein verification;
when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
detecting whether the obtained characteristic value is matched with one of the stored finger vein entry templates;
if yes, the vein verification is passed, and the lock body is controlled to execute the door opening action;
if not, the vein authentication fails.
Further, still include:
when the first sensing signal and the second sensing signal are received, controlling to start the infrared light source; wherein, the irradiation range of the infrared light source comprises a finger vein collection area.
In addition, the invention also provides a finger vein entry system which is applied to the intelligent lock and comprises a main controller, a finger vein collector, a first touch sensor and a second touch sensor, wherein the first touch sensor and the second touch sensor are respectively arranged at two ends of a finger vein collection area;
the first touch sensor and the second touch sensor are respectively connected with the main controller and used for detecting finger touch signals at corresponding positions and feeding back sensing signals to the main controller when the finger touch signals are detected;
the finger vein collector is connected with the main controller and is used for collecting finger vein images of a finger vein area and sending the collected finger vein images to the main controller;
the main controller is connected with the intelligent terminal in a wireless or wired mode and is used for executing the finger vein entry method.
Preferably, an infrared light source is also included; the irradiation range of the infrared light source comprises a finger vein collection area;
the main controller is connected with the infrared light source and is further used for controlling the infrared light source to be started when the first sensing signal and the second sensing signal are received.
Meanwhile, the invention also provides a finger vein entry device, which comprises a memory and a processor, wherein the memory stores a finger vein entry program capable of being operated by the processor, and the finger vein entry program realizes the steps of the finger vein entry method when being executed by the processor.
Furthermore, the present invention also provides a storage medium which is a computer readable storage medium, and the storage medium stores thereon a finger vein entry program, which can be executed by one or more processors to implement the steps of the finger vein entry method as described above.
Compared with the prior art, the finger vein entry method, the finger vein entry system, the finger vein entry device and the storage medium have the following effects:
(1) according to the finger vein entry method provided by the invention, in the finger vein entry stage, when a first sensing signal and a second sensing signal triggered at two ends of a finger vein acquisition area are received at the same time, the finger device is controlled to acquire the finger vein image of the current finger, and based on the finger vein image acquisition, the finger needs to be completely inserted into the finger vein acquisition area by an entry object, so that the problem that the finger vein image is distorted or incomplete due to the fact that only one part of the finger is located in the acquisition area can be avoided, and the use power consumption of the finger vein acquisition device can be effectively reduced. In addition, in the invention, the touch sensors are respectively arranged at the two ends of the finger vein collection area, so that the left hand and the right hand can conveniently enter the collection area to carry out finger vein identification, namely the left hand and the right hand can respectively extend into the collection area of the finger vein from the two sides, the flexibility of finger vein collection position deployment is increased, and the diversity of finger vein products is also increased; meanwhile, finger vein entry guide is displayed through the intelligent terminal when finger vein entry is carried out, and user experience is better.
(2) According to the finger vein entry method, when the finger vein is collected, multiple finger vein images are collected through multiple finger vein images, and the finger vein entry templates of the fingers to be entered are generated by combining multiple characteristic values, so that the integrity of finger vein image entry can be further guaranteed, the reliability and accuracy of finger vein collection are improved, and the problems of difficulty in finger vein entry and high verification failure rate are effectively solved.
(3) According to the finger vein input method provided by the invention, when the finger vein is difficult to verify, the touch sensors are respectively arranged at the two ends of the finger vein acquisition area to verify the finger vein, so that the verification is realized when a finger is put in, and the verification of unlocking is directly completed in one step; the risk that the finger vein acquisition quality is poor and the verification success rate is low is effectively prevented; the use experience of the user is improved.
Drawings
Fig. 1 is a schematic flow chart of a finger vein entry method according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent lock according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a finger vein collector, an infrared light source, a finger vein collection area, a first touch sensor, and a second touch sensor according to a first embodiment of the present invention;
fig. 4 is a schematic flowchart of a finger vein entry method when a finger vein of a user is entered according to an embodiment of the present invention;
fig. 5 is a schematic flow chart of user finger vein identification authentication and unlocking according to an embodiment of the present invention;
fig. 6 is a schematic flow chart of a finger vein entry method according to a second embodiment of the present invention;
fig. 7 is a schematic structural diagram of a finger vein intelligent lock system according to a second embodiment of the present invention;
fig. 8 is a schematic internal structural diagram of a finger vein entry device according to an embodiment of the present invention;
fig. 9 is a schematic diagram of a finger vein entry program module in the finger vein entry apparatus according to an embodiment of the present invention.
In the figure, 1, an intelligent lock; 11. a main controller; 12. a lock body; 13. a finger vein collector; 14. a first touch sensor; 15. a second touch sensor; 16. an infrared light source; 17. a communication module; 18. a power supply module; 19. a touch screen; 2. a server; 3. an intelligent terminal; 301. a memory; 302. a processor; 401. a request processing module; 402. a command sending module; 403. a receiving module; 404. and generating a module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The embodiment provides a finger vein entry method, which is applied to an intelligent lock 1, and the entry of a finger vein template is realized based on the intelligent lock 1, and the method can be specifically realized by a main controller 11 arranged on the intelligent lock 1.
Referring to fig. 1, fig. 2 and fig. 3, the specific steps of the finger vein entry method include:
and S10, receiving the finger vein entry request, and displaying the finger vein entry image guide through the intelligent terminal.
In this embodiment, the user can send finger vein input request to main controller 11 through outside intelligent terminal APP to after intelligent terminal APP sent the finger vein input request, show that finger vein input moves the picture and guides, outside intelligent terminal can be the cell-phone, dull and stereotyped or other electronic equipment, the APP that moves like intelligent lock management is used on intelligent terminal, main controller 11 passes through communication module 17's bluetooth module and intelligent terminal and establishes communication connection, show finger vein input move picture on intelligent terminal and guide the help user to accomplish finger vein input.
Or, this embodiment also can trigger finger vein input request through the corresponding button that main control unit 11 connects, press corresponding button promptly, just start finger vein input request for intelligent lock 1 gets into finger vein template input stage, and under this condition, main control unit 11 is after receiving finger vein request, sends signal to corresponding intelligent terminal to control intelligent terminal through APP display finger vein input moving picture guide.
S20, receiving a first sensing signal fed back by the first touch sensor 14 arranged at one end of the finger vein collection area 100; receives a second sensing signal fed back from the second touch sensor 15 disposed at the other end of the finger vein collection area 100.
In this embodiment, the first touch sensor 14 and the second touch sensor 15 are respectively disposed at the front end and the rear end of the finger vein collection area 100, specifically, when finger vein collection is performed, fingers can be placed in the first touch sensor 14 or the second touch sensor 15, and are not limited, at this time, a user can use left hand operation or right hand operation, so that convenience in use of the user is greatly improved, convenience in use of the user is facilitated, and use habits of different users are met.
And S30, when the first sensing signal and the second sensing signal are received at the same time, namely when the first touch sensor 14 and the second touch sensor 15 at the two ends of the finger vein acquisition area 100 both detect finger touch signals, controlling the finger vein acquisition unit 13 to acquire a finger vein image of the current finger of the finger vein acquisition area 100 and generate a characteristic value.
In this embodiment, when the main controller 11 receives the first sensing signal and the second sensing signal, it sends an instruction to the finger vein collector 13 to obtain a finger vein image of the current finger and generate a characteristic value; specifically, only when the first touch sensor 14 and the second touch sensor 15 detect the touch signal of the finger simultaneously, the finger vein collector 13 is triggered to obtain the finger vein image of the current finger, so that the accuracy and the integrity of finger vein collection are ensured, and the problem that the finger vein image is distorted or incomplete due to the fact that only one part of the finger is located in the finger vein collection area 100 is avoided.
In the present embodiment, when the first sensing signal and the second sensing signal are received simultaneously, the infrared light source 16 is also controlled to be turned on; the irradiation range of the infrared light source 16 includes a finger vein collection area 100, and the infrared light source 16 is used for improving infrared light for the finger vein collector 13, so that finger vein image collection is realized.
And S40, obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image.
S50, starting finger vein verification, and then entering the next step;
in this embodiment, the user may send a finger vein authentication request to the main controller 11 of the intelligent lock 1 through the external intelligent terminal APP. Or when the intelligent lock 1 is not in the finger vein entry state, the intelligent lock 1 can be triggered to enter the finger vein authentication phase based on the touch screen 19, the corresponding key or the first touch sensor 14 and the second touch sensor 15 connected with the main controller 11.
S60, when the first sensing signal and the second sensing signal are received, controlling the finger vein collector 13 to collect the finger vein image of the current finger in the finger vein collection area 100 and generating a characteristic value; detecting whether the obtained characteristic value is matched with one of the stored finger vein entry templates;
if yes, the vein verification is passed, and the lock body 12 is controlled to execute the door opening action;
if not, the vein authentication fails.
In this embodiment, in the finger vein entry stage, when finger vein collection is performed, various finger vein entry motion picture guides are displayed for multiple times through the intelligent terminal, and finger vein entry of one finger of an entry object is completed based on a finger vein image collected for multiple times by the finger vein collector 13 and a generated corresponding characteristic value, specifically as follows:
after the intelligent terminal displays a finger vein input motion picture guide, after the finger vein collector 13 finishes finger vein image collection, a signal is fed back to the intelligent terminal, and the next finger vein input motion picture guide is displayed through the intelligent terminal until the finger vein collector 13 finishes collection for set times; specifically, the finger vein input motion picture guide displayed by the intelligent terminal comprises any one or more of finger forward input motion picture guide, finger upward inclination set angle input motion picture guide, finger downward inclination set angle input motion picture guide, finger forward inward measurement movement input motion picture guide and finger forward outward movement input motion picture guide.
Corresponding feature values are generated based on the finger vein images acquired by the finger vein acquirer 13 at each time, and the plurality of feature values are combined to generate a finger vein entry template for entering the object finger.
Specifically, in this embodiment, a finger forward-direction entry moving picture guide, a finger upward-inclination set-angle entry moving picture guide, a finger downward-inclination set-angle entry moving picture guide, a finger forward-direction inward-side movement entry moving picture guide, a finger forward-direction outward-movement entry moving picture guide, and a finger forward-direction entry moving picture guide are sequentially displayed by the intelligent terminal; the finger vein collector 13 completes finger forward finger vein entry, finger upward-inclined finger vein entry, finger downward-inclined finger vein entry, finger forward inward-side moving finger vein entry, finger forward outward-side moving finger vein entry and finger forward finger vein entry in sequence to obtain 6 finger vein images and 6 corresponding characteristic values, and the 6 characteristic values are combined to generate a finger vein entry template for entering the object finger.
When recording is performed by tilting the finger up or down, moving the finger inward or moving the finger outward, etc., the settings of the first touch sensor 14 and the second touch sensor 15 are changed, for example, the first touch sensor 14 and the second touch sensor 15 are set to have elasticity or a structure with a certain width, so as to satisfy different finger recording modes.
Referring to fig. 4, when the finger vein entry of the user is performed, the user sends an entry request through the intelligent terminal, and the finger vein entry of the user is completed. Specifically, the following steps are performed in sequence:
step S101: completing the forward input of the finger and collecting a finger vein characteristic value according to the steps from S10 to S30;
step S102: finishing the upward inclined recording of the finger according to the steps from S10 to S30 to collect a finger vein characteristic value;
step S103: finishing downward-inclined finger recording and collecting a finger vein characteristic value according to the steps from S10 to S30;
step S104: completing the forward inward measurement movement of the finger according to the steps S10 to S30, and recording and collecting a finger vein characteristic value;
step S105: completing the forward moving of the finger to the outside according to the steps S10 to S30, and recording and collecting a finger vein characteristic value;
step S106: completing the forward input of the finger and collecting a finger vein characteristic value according to the steps from S10 to S30;
step S107: and combining the 6 characteristic values obtained in the steps S101 to S106 into a template and storing the template to obtain the finger vein entry template of the finger.
The finger vein input of the user is completed through the steps, the user input and verification experience of the finger vein intelligent lock can be greatly improved, and the problems that the finger vein input of the intelligent lock is difficult and the verification failure rate is high are solved.
Referring to fig. 5, after the user completes the finger vein entry, the user can complete the identification authentication and unlocking by using the finger vein on the smart lock 1, which specifically includes:
step S201: starting finger vein verification;
step S202: when the first sensing signal and the second sensing signal are received, the finger vein collector 13 is controlled to collect a finger vein image of the current finger in the finger vein collection area 100 and generate a characteristic value;
receiving sensing signals of the first touch sensor 14 and the second touch sensor 15 identifying the user's finger to be close; only when the first sensing signal and the second sensing signal are received at the same time, the finger vein image is obtained; when the touch sensor at one end has a sensing signal and the other end does not have the sensing signal, the finger vein collector 13 cannot be activated, so that the problem that the finger vein image is distorted or incomplete due to the fact that only one part of the finger is located in the finger vein collection area 100 can be solved, the reliability of finger vein collection is improved, the problems that finger vein entry is difficult and the verification failure rate is high are solved, and the use experience of a user is improved.
Step S203: detecting whether the obtained characteristic value is matched with one of the stored finger vein entry templates; if yes, executing step S203, otherwise executing step S204;
step S204: the finger vein passes the verification, and the lock body 12 is controlled to execute the door opening action;
step S205: the finger vein failed verification.
Example two
Referring to fig. 2 and fig. 3 together, the present embodiment discloses a finger vein entry system for implementing the finger vein entry method according to the embodiment, which is disposed in the intelligent lock 1, and includes a main controller 11, a finger vein collector 13, an infrared light source 16, and a first touch sensor 14 and a second touch sensor 15 respectively disposed at two ends of a finger vein collection area 100.
In this embodiment, the finger vein collection area 100 is used for placing a finger, and preferably, the vein collection area 100 is provided with a groove for placing a finger and matching the shape of the finger; the first touch sensor 14 and the second touch sensor 15 are disposed along the finger-entering direction, at the front end and the rear end of the groove, respectively. The finger can stretch into from the front end or the rear end of recess, and convenience of customers uses left hand or right hand to carry out finger vein discernment, has increased the position of finger vein collection area 100 and has deployed the flexibility, has also increased the variety of finger vein product. Wherein, the finger vein collection area 100 is made of transparent material, such as glass.
Wherein:
the first touch sensor 14 and the second touch sensor 15 are respectively connected to the main controller 11 for feeding back a sensing signal to the main controller 11 when a finger touch signal at a corresponding position is detected and when the finger touch is detected.
The finger vein collector 13 is connected with the main controller 11, and is used for collecting a finger vein image of the finger vein collection area 100 and sending the collected finger vein image to the main controller 11; in this embodiment, as shown in fig. 3, the finger vein collector 13 may be disposed below the finger vein collection area 100 and facing the finger vein collection area 100.
The infrared light source 16 is connected with the main controller 11, the irradiation range of the infrared light source 16 comprises a finger vein collection area 100, and the infrared light source 16 is controlled to be turned on and off by the main controller 11; as shown in FIG. 3, infrared light source 16 may be positioned above and directly opposite finger vein collection area 100.
Referring to fig. 2, fig. 3 and fig. 6, the main controller 11 is connected to the intelligent terminal in a wireless or wired manner, and is configured to execute the finger vein entry method according to the first embodiment. Specifically, the method comprises the following steps:
and S1, when the main controller 11 receives the finger vein entry request, entering a finger vein entry stage, and displaying a finger vein entry image guide through the intelligent terminal. The specific manner in which the main controller 11 receives the finger vein entry request is shown in step S10 in the first embodiment, and is not described herein again.
S2, feeding back a first sensing signal to the main controller 11 when a finger touch signal is detected by the finger touch signal at one end of the finger vein collection area 100 of the first touch sensor 14; the second touch sensor 15 is a finger touch signal at one end of the finger vein collection area 100, and feeds back a second sensing signal to the main controller 11 when detecting the finger touch signal.
And S3, when the main controller 11 receives the first sensing signal and the second sensing signal at the same time, controlling the infrared light source 16 to be turned on, and simultaneously controlling the finger vein collector 13 to collect the finger vein image of the current finger of the finger vein collection area 100 and generate the characteristic value.
Specifically, when a finger is placed in the finger vein collection area 100, a first sensing signal is generated by the finger approaching the first touch sensor 14, a second sensing signal is generated by the finger approaching the second touch sensor 15, and the main controller 11 controls the finger vein collector 13 to collect a finger vein image of the current finger in the finger vein collection area 100 and generate a characteristic value when receiving the first sensing signal and the second sensing signal. While the main controller 11 does not respond when a finger or other object is placed in the finger vein collection area 100 or when the finger is only proximate to the first touch sensor 14 to generate a first sensing signal, or when the finger is proximate to the second touch sensor 15 to generate a second sensing signal.
And S4, obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image, and storing the template.
S5, the main controller 11 receives the finger vein authentication command and enters the finger vein authentication phase.
S6, the first touch sensor 14 detects a finger touch signal at one end of the finger vein collection area 100, and when the finger touch signal is detected, a first sensing signal is fed back to the main controller 11; the second touch sensor 15 detects a finger touch signal at one end of the finger vein collection area 100, and feeds back a second sensing signal to the main controller 11 when the finger touch signal is detected. When the main controller 11 receives the first sensing signal and the second sensing signal at the same time, the infrared light source 16 is controlled to be turned on, and the finger vein collector 13 is controlled to collect a finger vein image of the current finger in the finger vein collection area 100 and generate a characteristic value.
S7, detecting whether the obtained characteristic value is matched with one of the stored finger vein entry templates;
if yes, the vein verification is passed, and the lock body 12 is controlled to execute the door opening action;
if not, the vein authentication fails.
The intelligent lock 1 comprises the fingerprint inputting system of the embodiment, and the main controller 11 of the finger vein inputting system is specifically the original main controller of the intelligent lock, and can also be other controllers which are additionally arranged in the intelligent lock 1 and connected with the original main controller of the intelligent lock. The main controller 11 is connected with the lock body 12 of the intelligent lock 1, and controls the lock body 12 to execute relevant actions according to the fingerprint verification result.
The smart lock 1 further includes a communication module 17, a power supply module 18, a touch panel 19, and the like, which are connected to the main controller 11.
The power module 18 may be a battery or a power input interface, the power input interface is connected with an external power source, and the power module 18 is used for supplying power to the intelligent lock 1.
The touch screen 19 may be disposed on the panel of the smart lock 1 above or below the finger vein collection area 100, and provides a touch key, and starts a finger vein entry request through the key of the touch screen 19, and preferably, the touch screen 19 further provides a number key to implement providing a password input or a setting operation input through the number key.
Specifically, in an embodiment of the present invention, the intelligent lock 1 is a push-pull type intelligent lock, and the finger vein collection area 100 is arranged on the inner side of a push-pull piece of the intelligent lock 1; after the intelligent lock 1 is installed, the groove of the finger vein collection area 100 for the fingers to extend into is parallel to the ground in the length direction.
Referring to fig. 2 and 7 in combination, in this embodiment, the main controller 11 is connected to the external intelligent terminal 3 through the communication module 17, and is connected to the remote server 2 through the external intelligent terminal 3, the remote server 2 may be, for example, an IOT cloud platform, and a user directly sets and controls the intelligent lock 1 through the intelligent terminal 3, for example, the intelligent terminal 3 initiates a finger vein entry request, or sets the intelligent lock 1, and the finger vein entry template acquired by the finger vein entry system may be stored in the server 2. In addition, the server 2 can realize centralized management of a plurality of intelligent locks 1, for example, centralized authorization and the like, and a user registers and obtains authorization and the like on the server 2 through the intelligent terminal 3, and then inputs a finger vein through the intelligent lock 1 and unlocks the authorized intelligent lock 1. In the management of apartments or hotels, for example, guests input the number through a finger vein on a front desk, and then door lock management of rooms is realized according to the distributed room numbers; for another example, when the employee enters the job, the enterprise enters the finger vein, and then performs authority management or card punching management and the like according to the department and the post of the employee, thereby improving the management efficiency and the user experience.
EXAMPLE III
Referring to fig. 8, a finger vein entry device according to a third embodiment of the present invention is provided, and fig. 8 is a schematic structural diagram of the finger vein entry device according to the third embodiment of the present invention, where the finger vein entry device at least includes a memory 301 and a processor 302.
The memory 301 is used for storing a finger vein entry program. The processor 302 may be, in some embodiments, a Central Processing Unit (CPU), a controller, a microcontroller, a microprocessor or other data Processing chip, or any other computing device for executing program code stored in the memory 301, such as executing a finger vein entry program, or the like, or Processing data.
Optionally, the finger vein entry apparatus may further comprise a user interface, the user interface may comprise a Display (Display), an input unit such as a Keyboard (Keyboard), and the optional user interface may further comprise a standard wired interface, a wireless interface. Alternatively, in some embodiments, the display may be an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an OLED (Organic Light-Emitting Diode) touch device, or the like. The display, which may also be referred to as a display screen or display unit, is suitable for displaying information processed in the finger vein entry device and for displaying a visual user interface.
While FIG. 8 shows only a finger vein entry apparatus having components 301-302 and a finger vein entry procedure, those skilled in the art will appreciate that the structure shown in FIG. 8 does not constitute a limitation of a finger vein entry apparatus, and may include fewer or more components than shown, or a combination of certain components, or a different arrangement of components, or one or more computer devices or cloud computing devices in a computer network.
In the embodiment of the finger vein entry apparatus shown in fig. 8, a finger vein entry program is stored in the memory 301; the processor 302, when executing the finger vein entry program stored in the memory 301, implements the following steps:
step S10: receiving a finger vein input request, and displaying a finger vein input image guide through an intelligent terminal;
step S20: receiving a first sensing signal fed back by a first touch sensor arranged at one end of a finger vein collection area; receiving a second sensing signal fed back by a second touch sensor arranged at the other end of the finger vein collection area;
step S30: when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
step S40: and obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image.
Referring to fig. 9, a schematic diagram of program modules of a finger vein entry program in an embodiment of the finger vein entry apparatus of the present invention is shown, in this embodiment, the finger vein entry program may be divided into a request processing module 401, a sending instruction module 402, a receiving module 403, and a generating module 404, which exemplarily:
a request processing module 401, configured to execute a finger vein entry request processing task;
a command sending module 402, configured to execute a task of sending a command to the finger vein collector;
a receiving module 403, configured to perform a task of receiving a finger vein feature value;
a generating module 404 for performing a task of generating a finger vein entry template.
The functions or operation steps implemented by the program modules such as the initial request processing module 401, the instruction sending module 402, the receiving module 403, and the generating module 404 when executed are substantially the same as those in the above embodiments, and are not described herein again.
Example four
An embodiment of the present invention provides a storage medium, where the storage medium is a computer-readable storage medium, and a finger vein entry program is stored on the storage medium, where the finger vein entry program is executable by one or more processors to implement the following operations:
step S10: receiving a finger vein input request, and displaying a finger vein input image guide through an intelligent terminal;
step S20: receiving a first sensing signal fed back by a first touch sensor arranged at one end of a finger vein collection area; receiving a second sensing signal fed back by a second touch sensor arranged at the other end of the finger vein collection area;
step S30: when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
step S40: and obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image.
The specific implementation of the storage medium of the present invention is substantially the same as the embodiments of the finger vein entry method and device, and will not be described herein in a repeated manner.
It should be noted that the above-mentioned numbers of the embodiments of the present invention are merely for description, and do not represent the merits of the embodiments. And the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the above embodiment method can be implemented by software plus a necessary general computer network hardware platform. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) as described above, and includes several instructions for enabling a terminal device (such as a drone, a mobile phone, a computer, a server, or a network device) of a computer network to execute the method according to the embodiments of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A finger vein entry method is applied to an intelligent lock and is characterized by comprising the following steps:
receiving a finger vein input request, and displaying a finger vein input image guide through an intelligent terminal;
receiving a first sensing signal fed back by a first touch sensor arranged at one end of a finger vein collection area;
receiving a second sensing signal fed back by a second touch sensor arranged at the other end of the finger vein collection area;
when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
and obtaining a corresponding finger vein entry template based on the characteristic value generated by the finger vein image.
2. The finger vein entry method according to claim 1, wherein various finger vein entry chart guides are displayed for multiple times through an intelligent terminal, and finger vein entry of one finger of an entry object is completed based on finger vein images acquired multiple times by a finger vein collector and generated corresponding characteristic values, specifically as follows:
after the intelligent terminal displays a finger vein input motion picture guide, after the finger vein collector finishes finger vein image acquisition, a signal is fed back to the intelligent terminal, and the intelligent terminal displays the next finger vein input motion picture guide until the finger vein collector finishes the acquisition work for a set number of times;
and generating corresponding characteristic values based on the finger vein images acquired by the finger vein acquirer at each time, and combining the plurality of characteristic values to generate a finger vein entry template for entering the object finger.
3. The finger vein entry method according to claim 2, wherein the finger vein entry map guide displayed by the intelligent terminal includes any one or more of a finger forward entry map guide, a finger tilt-up set angle entry map guide, a finger tilt-down set angle entry map guide, a finger forward inward movement entry map guide, and a finger forward outward movement entry map guide.
4. The finger vein entry method according to claim 3, wherein a finger forward entry chart guide, a finger upward inclination set angle entry chart guide, a finger downward inclination set angle entry chart guide, a finger forward inward movement entry chart guide, a finger forward outward movement entry chart guide and a finger forward entry chart guide are sequentially displayed by the intelligent terminal; the finger vein collector sequentially finishes finger forward finger vein entry, finger upward-inclined finger vein entry, finger downward-inclined finger vein entry, finger forward inward measurement moving finger vein entry, finger forward outward moving finger vein entry and finger forward finger vein entry to obtain 6 finger vein images and 6 corresponding characteristic values, and the 6 characteristic values are combined to generate a finger vein entry template for entering an object finger.
5. The finger vein entry method of claim 1, further comprising:
starting finger vein verification;
when the first sensing signal and the second sensing signal are received, controlling a finger vein collector to collect a finger vein image of a current finger in a finger vein collection area and generating a characteristic value;
detecting whether the obtained characteristic value is matched with one of the stored finger vein entry templates;
if yes, the vein verification is passed, and the lock body is controlled to execute the door opening action;
if not, the vein authentication fails.
6. A finger vein entry method according to claim 1 or 5 further comprising:
when the first sensing signal and the second sensing signal are received, controlling to start the infrared light source; wherein, the irradiation range of the infrared light source comprises a finger vein collection area.
7. A finger vein entry system is applied to an intelligent lock and is characterized by comprising a main controller, a finger vein collector, a first touch sensor and a second touch sensor, wherein the first touch sensor and the second touch sensor are respectively arranged at two ends of a finger vein collection area;
the first touch sensor and the second touch sensor are respectively connected with the main controller and used for detecting finger touch signals at corresponding positions and feeding back sensing signals to the main controller when the finger touch signals are detected;
the finger vein collector is connected with the main controller and is used for collecting finger vein images of a finger vein area and sending the collected finger vein images to the main controller;
the main controller is connected with an intelligent terminal in a wireless or wired mode and used for executing the finger vein entry method of any one of claims 1-6.
8. A finger vein entry system according to claim 7 further comprising an infrared light source; the irradiation range of the infrared light source comprises a finger vein collection area;
the main controller is connected with the infrared light source and is further used for controlling the infrared light source to be started when the first sensing signal and the second sensing signal are received.
9. A finger vein entry device, characterized in that it comprises a memory and a processor, said memory having stored thereon a finger vein entry program executable on said processor, said finger vein entry program, when executed by said processor, implementing the steps of the finger vein entry method according to any one of claims 1 to 6.
10. A storage medium, characterized in that the storage medium is a computer-readable storage medium having stored thereon a finger vein entry program executable by one or more processors to implement the steps of the finger vein entry method according to any one of claims 1 to 6.
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| CN202111267210.3A CN114038024A (en) | 2021-10-28 | 2021-10-28 | Finger vein entry method, system, device and storage medium |
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| CN202111267210.3A CN114038024A (en) | 2021-10-28 | 2021-10-28 | Finger vein entry method, system, device and storage medium |
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