CN110188739A - Fingerprint mould group, Fingerprint Lock and electronic equipment - Google Patents
Fingerprint mould group, Fingerprint Lock and electronic equipment Download PDFInfo
- Publication number
- CN110188739A CN110188739A CN201910565832.0A CN201910565832A CN110188739A CN 110188739 A CN110188739 A CN 110188739A CN 201910565832 A CN201910565832 A CN 201910565832A CN 110188739 A CN110188739 A CN 110188739A
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- Prior art keywords
- switching tube
- fingerprint
- connect
- switch
- control terminal
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
-
- 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 present invention relates to fingerprint mould groups, Fingerprint Lock and electronic equipment, including the first electrical input, first electricity output end, first switch tube, second switch, first resistor, acquiring and identifying module and detection module, first electrical input with the first power supply for connecting, the connection of the first end of first electrical input and first switch tube, the second end of first switch tube is connect with the first electricity output end, first electrical input is connected by the control terminal of first resistor and first switch tube, first electrical input also passes through first resistor and the first end of second switch connects, the second end of second switch is for being grounded, the connection of the control terminal of detection module and second switch, first electricity output end is connect with acquiring and identifying module, in the fingerprint mould group course of work, when not needing acquiring and identifying module work, acquiring and identifying module is in close state, and it needs It wants acquiring and identifying module to pass through detection module when working again and " wake-up " is carried out to it, to can be reduced the power consumption of fingerprint mould group.
Description
Technical field
The present invention relates to fingerprint collecting technical fields, more particularly to fingerprint mould group, Fingerprint Lock and electronic equipment.
Background technique
Fingerprint Lock is that lock unlatching or sealed lock can be controlled according to the finger print information of detection.
Fingerprint mould group is the core component of Fingerprint Lock, is mounted on such as fingerprint access control or hard disk device, for completing
The module of the identification of the acquisition and fingerprint of fingerprint.Fingerprint mould group is mainly made of finger print acquisition module, fingerprint identification module, fingerprint
Acquisition module is used to acquire the fingerprint of user, the fingerprint that fingerprint identification module can be acquired according to finger print acquisition module, and built-in
Finger print data matched, to complete fingerprint recognition.Fingerprint Lock is generally applied outdoors, general to be carried out by battery module
Power supply, and when fingerprint mould group is chronically at work, power consumption is higher, so that the electric quantity consumption of battery module is very fast.
Summary of the invention
Based on this, it is necessary to provide a kind of fingerprint mould group, Fingerprint Lock and electronic equipment.
A kind of fingerprint mould group, including the first electrical input, the first electricity output end, first switch tube, second switch, first
Resistance, acquiring and identifying module and detection module, first electrical input with the first power supply for connecting, first electricity
Input terminal is connect with the first end of the first switch tube, and the second end of the first switch tube and first electricity output end connect
It connects, first electrical input is connect by the first resistor with the control terminal of the first switch tube, and first electricity is defeated
Enter end also to connect by the first resistor with the first end of the second switch, the second end of the second switch is used for
Ground connection, the detection module are connect with the control terminal of the second switch, and first electricity output end and the acquisition identify
Module connection.
Above-mentioned fingerprint mould group, when not needing acquiring and identifying module work, detection module controls the second switch
Shutdown, when the operation of user is not detected in detection module, control terminal control that the detection module passes through the second switch
The first end and second end for making the second switch is in an off state, the control terminal of first switch tube and the voltage of first end
It is equal, therefore first switch tube turns off, at this point, the first power supply is powered without acquiring and identifying module described in normal direction, so that
Acquiring and identifying module is in idle state, so that acquiring and identifying module will not consume electricity, is acquired with this to reduce
Power consumption of the identification module when not working.When needing to acquire by acquiring and identifying module and identify fingerprint, by detecting mould
Block detects the operation of user, and detection module is for sending control letter to the control terminal of the second switch depending on the user's operation
Number, so that the first end and second end of second switch is connected, when second switch is connected, due to being connected to first resistor
Circuit on resistance it is higher, therefore electric current is without going past first resistor, so that the voltage of the first end of first switch tube is higher than institute
The voltage of first switch tube control terminal is stated, so that first switch tube is connected, so that the electricity of first power supply
Stream flows to the acquiring and identifying module, so that the acquiring and identifying module works, so that fingerprint mould group passes through acquisition
The finger print information of identification module acquisition and identification user.In the fingerprint mould group course of work, acquiring and identifying module work is not being needed
Shi Suoshu acquiring and identifying module is in close state, and is needed acquiring and identifying module to pass through detection module when working again and carried out to it
" wake-up ", to can be reduced the power consumption of fingerprint mould group.
In one of the embodiments, further include the second electrical input, the second electricity output end, third switching tube, the 4th open
Guan Guan, the 5th switching tube, second resistance, 3rd resistor and the 4th resistance, the acquiring and identifying module and the third switching tube
Control terminal connection, second electrical input with the first power supply for connect, described in second electrical input passes through
Second resistance is connect with the first end of the third switching tube, and the second end of the third switching tube is for being grounded, and described second
Electrical input is also connect by the 3rd resistor with the control terminal of the 4th switching tube, second electrical input also with institute
State the first end connection of the 4th switching tube, the second end of the 4th switching tube is used for through the 4th resistance eutral grounding, and the described 4th
The second end of switching tube is connect with the control terminal of the 5th switching tube, second electrical input and the 5th switching tube
First end connection, the second end of the 5th switching tube are connect with second electricity output end, second electricity output end and institute
State detection module connection.
It in one of the embodiments, further include the 6th switching tube, the acquiring and identifying module and the 6th switching tube
Control terminal connection, first electrical input connect by the first resistor with the first end of the 6th switching tube, institute
The second end of the 6th switching tube is stated for being grounded.
It in one of the embodiments, further include the 7th switching tube, the control terminal of the 7th switching tube is used for and key
Connection, first electrical input are connect by the first resistor with the first end of the 7th switching tube, and the described 7th opens
The second end of pipe is closed for being grounded.
It in one of the embodiments, further include the 8th switching tube, the first end of the first switch tube and the described 8th
The first end of switching tube connects, and the second end of the 8th switching tube is connect with the acquiring and identifying module, the 8th switch
The control terminal of pipe with the second power supply for connecting.
It in one of the embodiments, further include the first power supply, first power supply is battery module, described
First electrical input is connect with the battery module.
The detection module includes detection unit and detection ring, the acquiring and identifying module in one of the embodiments,
Including fingerprint collecting unit and fingerprint identification unit, first electricity output end is connect with the fingerprint identification unit, the finger
Line recognition unit is connect with the fingerprint collecting unit, and the detection unit is connect with the control terminal of the second switch, institute
It states detection ring to connect with the detection unit, the detection collar is around in the outside setting of the fingerprint collecting unit.
The detection ring and the fingerprint collecting unit are all set on a wiring board in one of the embodiments, institute
It states detection ring convex and arises from the height of the wiring board and be greater than or equal to the fingerprint collecting unit and be raised in the height of the wiring board
Degree.
A kind of Fingerprint Lock, including the fingerprint mould group as described in above-mentioned any embodiment.
A kind of electronic equipment, including the fingerprint mould group as described in above-mentioned any embodiment.
Detailed description of the invention
Fig. 1 is the part circuit structure schematic diagram of the fingerprint mould group of one embodiment；
Fig. 2 is the part circuit structure schematic diagram of one embodiment fingerprint mould group；
Fig. 3 is the electrical block diagram of the drive module of one embodiment；
Fig. 4 is the electrical block diagram of the driving circuit of one embodiment；
Fig. 5 is the schematic perspective view of the detection ring and fingerprint collecting unit of one embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
As shown in Figure 1, providing a kind of fingerprint mould group in one of the embodiments, including the first electrical input U1, first
Electricity output end U2, first switch tube Q1, second switch Q2, first resistor R1, acquiring and identifying module (not shown) and detection mould
Block (not shown), the first electrical input U1 with the first power supply (not shown) for connecting, first electrical input
U1 is connect with the first end of the first switch tube Q1, the second end and first electricity output end U2 of the first switch tube Q1
Connection, the first electrical input U1 is connect by the first resistor R1 with the control terminal of the first switch tube Q1, described
First electrical input U1 is also connect by the first resistor R1 with the first end of the second switch Q2, the second switch
For being grounded, the detection module is connect the second end of pipe Q2 with the control terminal of the second switch Q2, and first electricity is defeated
Outlet U2 is connect with the acquiring and identifying module.
In the present embodiment, the first switch tube Q1 is used for the voltage as the first end first switch tube Q1 greater than described
It is connected when the voltage of the control terminal of first switch tube Q1, and for when the voltage of the first end first switch tube Q1 and described the
The voltage of the control terminal of one switching tube Q1 turns off when equal.
In the present embodiment, the second switch Q2 is used to believe when to the control terminal input control of the second switch Q2
Number when be connected.In one embodiment, the second switch Q2 is used for high when inputting to the control terminal of the second switch Q2
It is connected when level signal.
In the present embodiment, the acquiring and identifying module is used to acquire the fingerprint of user, and the fingerprint of user for identification,
Specifically, the acquiring and identifying module includes fingerprint collecting unit and fingerprint identification unit, first electricity output end with it is described
Fingerprint identification unit connection, the fingerprint identification unit are connect with the fingerprint collecting unit, i.e., the described fingerprint collecting unit is used
In the fingerprint of acquisition user, the fingerprint of fingerprint identification unit user for identification.
In one embodiment, the acquiring and identifying module further includes control unit, and first electricity output end passes through described
Control unit is connect with the fingerprint identification module, and described control unit is used for single to the control when first electricity output end
The fingerprint collecting unit and fingerprint identification unit starting are controlled when member power supply.In one embodiment, described control unit
Model GD32303C, to realize control the 6th switching tube on or off, and for realizing control fingerprint recognition
Unit starting.
Above-mentioned fingerprint mould group, when not needing acquiring and identifying module work, detection module controls the second switch
Q2 shutdown, when the operation of user is not detected in detection module, control that the detection module passes through the second switch Q2
The first end and second end that end controls the second switch Q2 is in an off state, therefore, the electricity of first power supply
Stream flows in the control terminal of the first switch tube Q1 by first resistor R1, and the electric current of first power supply flows to institute
In the first end for stating first switch tube Q1, i.e. the electric current of the first power supply control terminal and that flows to first switch tube Q1 simultaneously
On one end, so that the control terminal of first switch tube Q1 and the voltage of first end are equal, therefore first switch tube Q1 is turned off, at this point,
First power supply is powered without acquiring and identifying module described in normal direction, so that acquiring and identifying module is in idle state,
In this way, acquiring and identifying module is in " suspend mode " state, acquiring and identifying module will not consume electricity, identify mould with this to reduce acquisition
Power consumption of the block when not working.When needing to acquire by acquiring and identifying module and identify fingerprint, detected by detection module
The operation of user, detection module control signal for sending depending on the user's operation to the control terminal of the second switch Q2,
So that the first end and second end of second switch Q2 is connected, when second switch Q2 is connected, due to first resistor R1
Resistance is higher on the circuit of connection, therefore electric current is without going past first resistor R1, the current direction institute of first power supply
The first end of first switch tube Q1 is stated, so that the voltage of the first end of first switch tube Q1 is controlled higher than the first switch tube Q1
The voltage at end, so that first switch tube Q1 is connected, so that acquiring described in the current direction of first power supply
Identification module so that the acquiring and identifying module work so that fingerprint mould group by acquiring and identifying module acquisition and
Identify the finger print information of user.In the fingerprint mould group course of work, the acquisition identification when not needing acquiring and identifying module work
Module is in close state, and is needed acquiring and identifying module to pass through detection module when working again and carried out " wake-up " to it, so as to
Reduce the power consumption of fingerprint mould group.
When the fingerprint mould group is applied to Fingerprint Lock, the power consumption of fingerprint mould group is less, so that Fingerprint Lock is whole
Body power consumption is less, so that the electricity of the battery module of Fingerprint Lock is more durable.
For the power consumption for further decreasing fingerprint mould group, as shown in Fig. 2, the fingerprint mould in one of the embodiments,
Group further include the second electrical input U3, the second electricity output end U4, third switching tube Q3, the 4th switching tube Q4, the 5th switching tube Q5,
Second resistance R2,3rd resistor R3 and the 4th resistance R4, the acquiring and identifying module (not shown) and the third switching tube Q3
Control terminal connection, for connecting with the first power supply, the second electrical input U3 passes through the second electrical input U3
The second resistance R2 is connect with the first end of the third switching tube Q3, and the second end of the third switching tube Q3 is for connecing
Ground, the second electrical input U3 is also connect by the 3rd resistor R3 with the control terminal of the 4th switching tube Q4, described
Second electrical input U3 is also connect with the first end of the 4th switching tube Q4, and the second end of the 4th switching tube Q4 is for leading to
The 4th resistance R4 ground connection is crossed, the second end of the 4th switching tube Q4 is connect with the control terminal of the 5th switching tube Q5, described
Second electrical input U3 is connect with the first end of the 5th switching tube Q5, the second end of the 5th switching tube Q5 and described the
Two electricity output end U4 connections, second electricity output end U4 are connect with the detection module.In the present embodiment, the acquisition identification
Module is for sending control signal to the control terminal of the third switching tube Q3 when energized, so that the third switching tube Q3
Conducting, so that the 4th switching tube Q4 is connected, it is described after the third switching tube Q3 and the 4th switching tube Q4 is connected
The voltage of the first end of 5th switching tube Q5 is equal with the voltage of control terminal of the 5th switching tube Q5, so that the described 5th opens
Pipe Q5 shutdown is closed, so that the second electrical input U3 and the second electricity output end U4 is disconnected, so that the second electricity input
The connection of first power supply and the detection module of U3 is held to disconnect, therefore, detection module can stop work because of power-off
Make.In other words, when the acquiring and identifying module is switched on, work can be stopped by detection module described in above-mentioned circuit control
Make.
In order to further save the power consumption of fingerprint mould group, as shown in Figure 1, the fingerprint in one of the embodiments,
Mould group further includes the 6th switching tube Q6, and the control terminal of the acquiring and identifying module (not shown) and the 6th switching tube Q6 connect
It connecing, the first electrical input U1 is connect by the first resistor R1 with the first end of the 6th switching tube Q6, and described
The second end of six switching tube Q6 is for being grounded.The acquiring and identifying module is used for the control terminal control by the 6th switching tube Q6
Make the on or off of the 6th switching tube Q6.
It should be understood that acquiring and identifying module can control described after acquiring and identifying module is connected with the first power supply
The connection of detection module and the first power supply disconnects, then, detection module will change the control to the second switch Q2
The signal that end processed is sent, to make first power supply steadily power to the acquiring and identifying module, in the present embodiment,
The acquiring and identifying module can send control signal to the 6th switching tube Q6, so that the first end of the 6th switching tube Q6
It is connected with second end, at this point, the electric current of the first electrical input U1 is without going past first resistor R1, so that first switch
The voltage of the first end of pipe Q1 is consistently greater than the voltage of the control terminal of the first switch tube Q1, without because of second switch
The shutdown of Q2 and cause first switch tube Q1 turn off so that the first power supply can be steadily to the acquiring and identifying module
Power supply.
To make fingerprint mould group enter " low-power consumption " state, in the present embodiment, the acquiring and identifying module is pre- by first
If controlling the third switching tube shutdown when time, so that the 4th switching tube turns off, the 5th switching tube at this time
The voltage of first end is greater than the voltage of the control terminal of the 5th switching tube, so that the 5th switching tube is connected, so that
Second electrical input and the conducting of the second electricity output end, so that first power supply of the second electrical input and institute
The connection conducting of detection module is stated, therefore, detection module can start to work because of conducting, can be to institute when detection module conducting
The control terminal for stating second switch sends control signal, so that second switch is connected.And the acquiring and identifying module warp
Control the 6th switching tube shutdown when crossing the second preset time, i.e., the described acquiring and identifying module controls the 6th switching tube the
One end and second end disconnect, when second switch and the 6th switching tube are turned off, the first end of the first switch tube and institute
The voltage for stating the control terminal of first switch tube is equal, so that first switch tube turns off, to disconnect the first power supply electricity
The connection in source and acquiring and identifying module, so that fingerprint mould group enters " low-power consumption " state.
In one embodiment, first preset time is equal with second preset time, i.e., control second is opened simultaneously
Pipe and the shutdown of the 6th switching tube are closed, so that acquiring and identifying module stops working.In one embodiment, first preset time
It is different with second preset time, when the last one in second switch and the 6th switching tube is turned off, so that acquisition
Identification module stops working.
In one embodiment, the control signal is high level signal, and the high level signal can be used for control switch pipe
Conducting, and it should be understood that corresponding with the high level signal there are also low level signal, low level signal can be used for
The shutdown of control switch pipe.
It should be understood that in above-described embodiment, when acquiring and identifying module work, Xiang Suoshu third switching tube
Control terminal sends high level signal, is stopped working with controlling the detection module.And when the acquiring and identifying module and first supply
When the power supply of power supply disconnects, the control terminal of Xiang Suoshu third switching tube sends low level signal, is started with controlling detection module
Work.Since consuming energy for high level signal is greater than the energy consumption of low level signal, in above-described embodiment, acquiring and identifying module exists
When stopping working, high level signal is not retransmited, then sends low level signal, it, can be more to control detection module start-up operation
The power consumption of acquiring and identifying module is reduced well.
The acquiring and identifying module is opened for the convenience of the user, as shown in Figure 1, the fingerprint in one of the embodiments,
Mould group further includes the 7th switching tube Q7, and the control terminal of the 7th switching tube Q7 is used for by key connection, and first electricity inputs
End U1 is connect by the first resistor R1 with the first end of the 7th switching tube Q7, the second end of the 7th switching tube Q7
For being grounded.The key is for when being pressed, the 7th switching tube Q7 of Xiang Suoshu transmission control signal to be opened with controlling the described 7th
Pipe Q7 conducting is closed, when the 7th switching tube Q7 conducting, the voltage of the first end of the first switch tube Q1 and described first
The voltage of the control terminal of switching tube Q1 is equal, so that the connection of first power supply and the acquiring and identifying module is connected,
To, to open the acquiring and identifying module, be adopted in this way, can be opened not passing through detection module by user's operation key
Collect identification module, is worth fingerprint mould group that there is higher reliability.
It should be understood that key is either mechanical key, is also possible to touch key-press.It is described in one embodiment
Key is mechanical key, and mechanical key is lower compared to the power consumption of touch key-press, so as to reduce the consumption of the fingerprint mould group
Electricity.As shown in Figure 1, specifically, the key is connect by a signal projector with the control terminal of the 7th switching tube, institute
It states signal projector and emits pin 310 with signal, the signal projector emits pin 310 and described the by the signal
The connection of one power supply, the signal projector are used to send out when the key is pressed to the control terminal of the 7th switching tube
Send control signal.
Electricity is exported to reduce the first power supply, as shown in Figure 1, the fingerprint mould group in one of the embodiments,
It further include the 8th switching tube Q8, the first end of the first switch tube Q1 is connect with the first end of the 8th switching tube Q8, institute
The second end for stating the 8th switching tube Q8 is connect with the acquiring and identifying module, and the control terminal of the 8th switching tube Q8 is used for and the
Two power supply U7 connections.In the present embodiment, the voltage of second power supply is greater than the voltage of first power supply,
In the present embodiment, first power supply is battery module, and second power supply is charge power supply, in the present embodiment,
Second power supply is first power supply charging, when second power supply is accessed, so that the described 8th
The voltage of first end of the voltage of the control terminal of switching tube Q8 greater than the 8th switching tube Q8, so that the 8th switching tube Q8
Shutdown, the i.e. connection of the second end of the first end and the 8th switching tube Q8 of the 8th switching tube Q8 of disconnection, so that the first power supply
The connection of power supply and acquiring and identifying module is disconnected, and the first power supply is not required to power to the acquiring and identifying module, to make
Obtaining the first power supply can quickly be electrically charged.In one embodiment, second power supply also identifies mould with the acquisition
Block connection, so that the acquiring and identifying module is in running order when second power supply is accessed, so that acquisition is known
Other module can be used for acquiring the fingerprint of user, and fingerprint mould group is enabled normally to be acquired and identify the work of fingerprint in charging
Make, enables the reliability of fingerprint mould group higher.
To make fingerprint mould group more portable, the fingerprint mould group further includes the first power supply in one of the embodiments,
Power supply, first power supply are battery module, and first electrical input is connect with the battery module, so that referring to
Line mould group can be powered by battery module, when battery module has electricity, the fingerprint mould group can be taken to and not charged
It is used in the scene of power supply, so that fingerprint mould group is more portable.
The detection module is used to detect the touching of user in one of the embodiments, thus to the second switch
Pipe sends control signal, so that the connection of first power supply and acquiring and identifying module is connected by circuit, so that acquisition
Identification module enters working condition.
In one embodiment, the detection module is set to the side of the acquiring and identifying module, i.e., the described detection mould
Block is arranged close to the acquiring and identifying module.To work as detection module and the acquisition described in the fingerprint tough of the finger of user
When identification module, the center of fingerprint is touched to the acquiring and identifying module, and the edge of fingerprint can be touched by the way to the detection mould
Block.In this way, just the acquiring and identifying module can be waken up when detection module is by touching, when acquiring and identifying module is waken up
When, the fingerprint of user almost while having pressed on acquiring and identifying module, therefore can wake up the acquisition knowledge in detection module
Other module almost simultaneously acquiring and identifying module start to work and acquire the finger print information of user, to realize acquiring and identifying module
Power saving, while not will increase again user identify fingerprint difficulty.
For convenient for detection module control the acquiring and identifying module work when obtain user finger print information, such as Fig. 5 institute
Show, the detection module includes detection unit (not shown) and detection ring 520 in one of the embodiments, and the acquisition is known
Other module includes fingerprint collecting unit 510 and fingerprint identification unit (not shown), first electricity output end U2 and the fingerprint
Recognition unit connection, the fingerprint identification unit are connect with the fingerprint collecting unit 510, the detection unit and described second
The control terminal of switching tube (not shown) connects, and the detection ring 520 is connect with the detection unit, and the detection ring 520 surrounds
It is arranged in the outside of the fingerprint collecting unit 510.
In the present embodiment, since the detection ring of detection module is arranged around fingerprint collecting unit, in this way, when user needs to lead to
When crossing finger print identifying unlock, detection ring is touched while touching fingerprint collecting unit, thus detection trigger unit control the
Two switching tube Q2 conducting, and then be powered on by circuit control fingerprint collecting unit, fingerprint collecting unit detects people after being powered
The fingerprint of body, in this way, on the one hand enable fingerprint collecting unit more power saving in the case where not waking up, on the other hand, by
Detection ring can be had easy access in user, enables to the wake-up of fingerprint collecting unit more convenient and quick.
In the present embodiment, when the fingerprint of user presses on fingerprint collecting unit, a part of user fingerprints is almost touched simultaneously
Encounter the detection module, so that the fingerprint collecting unit is waken up by circuit, and at this point, the fingerprint of user has pressed on
Fingerprint collecting unit, so that fingerprint collecting unit can collect the finger print information of user at once after being waken up, in the present embodiment
In, user only passes through a push action, can be realized the acquisition of finger print information, the push action of user in the prior art to
The movement of fingerprint mould group pressing is identical, and in other words, the fingerprint mould group of the application haves no need to change user and uses fingerprint mould group
Unlock posture.
It is noted that the detection ring is referred to as drive ring.
The fingerprint collecting unit is referred to as fingerprint sensor, and the fingerprint collecting unit can pass for optical finger print
Sensor, semicoductor capacitor sensor, semiconductor heat dependent sensor, semiconductor pressure sensor, ultrasonic sensor and radio frequency
(Radio Frequency, radio frequency) sensor etc..In one embodiment, the fingerprint collecting unit is semicoductor capacitor sensing
Device, the semicoductor capacitor sensor surface has capacitive sense array, described to detect around the capacitive sense array
Setting.
In one embodiment, the detection ring and the fingerprint collecting unit are all set on a wiring board, the detection
The height that ring convex arise from the wiring board is less than the height that the fingerprint collecting unit is raised in the wiring board.In this way, when using
The fingerprint at family is pressed in fingerprint collecting unit, continues to press, and a part of fingerprint is made to touch detection ring, to realize
Detection unit detects touching of the human body to detection ring.
For the finger print information for quickly identifying user, as shown in figure 5, the detection ring 520 in one of the embodiments,
It is all set on a wiring board 530 with the fingerprint collecting unit 510, the detection ring 520 is raised in the wiring board 530
Height is greater than or equal to the height that the fingerprint collecting unit 510 is raised in the wiring board 530, in this way, the fingerprint meeting of user
It presses simultaneously or quickly on detection ring, so that detection unit can quickly give birth to the touching of detection ring according to user
At wake-up signal, so that fingerprint collecting unit faster enters working condition, to quickly identify the finger print information of user.
In one embodiment, the height that the detection ring convex arise from the wiring board is equal to the fingerprint collecting unit protrusion
In the height of the wiring board, therefore, while the fingerprint of user presses on fingerprint collecting unit, the fingerprint edge of user is just
It can press on detection ring, to wake up the fingerprint collecting unit when touching detection ring, fingerprint collecting unit can be made
It is quickly waken up, to quickly identify the finger print information of user.
In one embodiment, the height that the detection ring convex arise from the wiring board is greater than the fingerprint collecting unit protrusion
In the height of the wiring board, in this way, the fingerprint edge of user can first touch the edge of detection ring, detection unit just root at this time
Touching according to the human body detected to the detection ring, and the fingerprint collecting unit is waken up by wake-up module, when user's
When fingerprint further touches fingerprint collecting unit, since fingerprint collecting unit is waken up in advance, thus can be faster
Ground enters working condition and recognizes the finger print information of user, to can also gather around while being able to achieve reduction fingerprint mould group power consumption
There is faster finger print information recognition speed.
As shown in Figure 1, in one embodiment, the signal output end 210 of the detection unit and the second switch Q2
Control terminal connection, the test side of the detection unit connect with the detection ring, with electric current on the detection ring, works as human body
When touching detection ring, the variation of the electric current on detection ring will lead to, so that the electric current on detection ring changes, detection unit
Test side is able to detect that the variation of the electric current on detection ring, thus by the signal output end of the detection unit to described the
The control terminal of two switching tube Q2 sends control signal, so that second switch Q2 is connected.In the present embodiment, the electric current of human body
Greater than the electric current of detection ring, so that the electric current detected on ring increases, to pass through detection unit when human body touches detection ring
Test side can detect detection ring on electric current increase, to generate wake-up signal, it is worth mentioning at this point that, the electric current of human body refers to
Bioelectricity.
In one embodiment, the model ASC8233D that the detection unit is, to realize the control second switch
The on or off of Q2, and for realizing the size of current detected on the detection ring.
As depicted in figs. 1 and 2, in one embodiment, the acquiring and identifying module has power input pin, the first signal
Output pin 110 and second signal output pin 120, first electricity output end U2 and the power supply of the acquiring and identifying module are defeated
Enter end connection, first electricity output end U2 is used for when first switch tube Q1 conducting, so that first power supply
Electricity be input to the power input of acquiring and identifying module.First signal output pin 110 of the acquiring and identifying module and institute
The control terminal connection for stating third switching tube Q3, for controlling the on or off of the third switching tube Q3.The acquisition identification
The second signal output pin 120 of module is connect with the control terminal of the 6th switching tube Q6, for controlling the 6th switch
The on or off of pipe Q6.
As shown in figure 3, the fingerprint mould group further includes drive module in one embodiment, first electricity output end U2
It is connect by the drive module with the acquiring and identifying module.In the present embodiment, the drive module includes driving chip
400.The model LC6230 of the driving chip, the driving chip is used to power to the acquiring and identifying module, to make
Obtain the acquiring and identifying module work.
A kind of Fingerprint Lock is also provided in one of the embodiments, including the fingerprint as described in above-mentioned any embodiment
Mould group.The fingerprint mould group of above-mentioned Fingerprint Lock has relatively low power consumption, so as to save the power consumption of Fingerprint Lock, and should manage
Solution, fingerprint mould group generally independently-powered for outdoor Fingerprint Lock, thus more thering is demand to use above-described embodiment, from
And the power consumption in the Fingerprint Lock unit time is reduced, so that Fingerprint Lock has the longer single use time.
The Fingerprint Lock can be controlled by the fingerprint mould group, and specifically, the Fingerprint Lock includes driving motor, bolt
And driving circuit, the driving motor are connect with the bolt driving, as shown in figure 4, the driving circuit include power end U5,
9th switching tube Q9, the tenth switching tube Q10 and the 16th resistance R16, the power end U5 are used for and first power supply
Connection, the power end U5 are connect by the 16th resistance R16 with the input terminal of the 9th switching tube Q9, the 9th switch
The output end of pipe Q9 is for being grounded, and the acquiring and identifying module is connect with the control terminal of the 9th switching tube Q9, the power supply
End U5 is connect with the input terminal of the tenth switching tube Q10, and the output end and the driving motor of the tenth switching tube Q10 connects
It connects, the power end U5 also passes through the 16th resistance R16 and connect with the control terminal of the tenth switching tube Q10.When the acquisition
When identification module acquires and recognizes the fingerprint of specific user, the 9th switching tube Q9 of Xiang Suoshu sends control signal, so that
9th switching tube Q9 conducting, after the 9th switching tube Q9 conducting, the tenth switching tube Q10 conducting, so that first supplies
Power supply is powered to the driving motor, and the driving motor drives the bolt movement, and Fingerprint Lock is unlocked.And work as institute
When stating acquiring and identifying module acquisition and recognizing the fingerprint of unauthorized, the 9th switching tube Q9 shutdown, so that the tenth switching tube
Q10 is also switched off, so that the first power supply is not powered to the driving motor, so that Fingerprint Lock does not unlock.This reality
It applies in example, on the lock bridge of resilient element urges bolt card to Fingerprint Lock, so that lock bridge is fixed, driving motor is slotting for driving
Pin movement realizes that bolt overcomes the elastic force of elastic component and disengages from lock bridge, when bolt is disengaged from lock bridge, then makes described
Fingerprint Lock unlock.It does not work when driving motor is not powered on, bolt is in locked state under the action of the elastic member.
In the present embodiment, the drive module is also connect with the driving circuit, and the drive module is used for by described
Driving circuit is driving motor energization.
A kind of electronic equipment is also provided in one of the embodiments, including the finger as described in above-mentioned any embodiment
Line mould group, the electronic equipment can fill for Fingerprint Lock, fingerprint clocking-in machine and mobile phone etc. or other fingerprints for using fingerprint mould group
It sets, the fingerprint mould group of above-mentioned electronic equipment has relatively low power consumption, so as to save the power consumption of electronic equipment.
A kind of electronic equipment is provided in one of the embodiments, and the electronic equipment includes the first electrical input, first
Electricity output end, first switch tube, second switch and first resistor, first electrical input are used to connect with the first power supply
Connect, first electrical input is connect with the first end of the first switch tube, the second end of the first switch tube with it is described
The connection of first electricity output end, first electrical input are connected by the control terminal of the first resistor and the first switch tube
It connects, first electrical input is also connect by the first resistor with the first end of the second switch, and described second opens
The second end of pipe is closed for being grounded, the control terminal of the second switch with detection components for connecting, first electricity output
End with electrical component for connecting.The detection components of the electronic equipment are worked alternatively with described with electrical component, to save institute
State the power consumption of electronic equipment.In one embodiment, the detection components are touch switch, described to use electrical component for specific
Function with electrical component such as computer, speaker, display screen and mobile phone etc..
For realize first switch tube turn-on and turn-off function, in one of the embodiments, the first switch tube be
Field-effect tube, in one embodiment, the first switch tube is P-channel thin film transistor (TFT), to work as the first of first switch tube
When voltage being held to be greater than control terminal voltage, the first end and second end conducting of the first switch tube, the first end of first switch tube
When voltage is equal with control terminal voltage, the first end and second end of the first switch tube is disconnected, in the present embodiment, described first
The first end of switching tube is source electrode, and the second end of the first switch tube is drain electrode, and the control terminal of the first switch tube is grid
Pole.In one embodiment, the model SI2305 of the first switch tube, to realize the turn-on and turn-off function of first switch tube
Energy.
For realize the 5th switching tube turn-on and turn-off function, in one of the embodiments, the 5th switching tube be
Field-effect tube, in one embodiment, the 5th switching tube is P-channel thin film transistor (TFT), thus when the first of the 5th switching tube
When voltage being held to be greater than control terminal voltage, the first end and second end conducting of the 5th switching tube, the first end of the 5th switching tube
When voltage is equal with control terminal voltage, the first end and second end of the 5th switching tube is disconnected, in the present embodiment, the described 5th
The first end of switching tube is source electrode, and the second end of the 5th switching tube is drain electrode, and the control terminal of the 5th switching tube is grid
Pole.In one embodiment, the model SI2305 of the 5th switching tube, to realize the turn-on and turn-off function of the 5th switching tube
Energy.
In one embodiment, the 5th switching tube is used to be greater than described the when the voltage of the 5th switching tube of the first end
It is connected when the voltage of the control terminal of five switching tubes, and for the voltage and the 5th switch when the 5th switching tube of first end
The voltage of the control terminal of pipe turns off when equal.
For realize the 8th switching tube turn-on and turn-off function, in one of the embodiments, the 8th switching tube be
Field-effect tube, in one embodiment, the 8th switching tube is P-channel thin film transistor (TFT), thus when the first of the 8th switching tube
When voltage being held to be greater than control terminal voltage, the first end and second end conducting of the 8th switching tube, the first end of the 8th switching tube
When voltage is equal with control terminal voltage, the first end and second end of the 8th switching tube is disconnected, in the present embodiment, the described 8th
The first end of switching tube is source electrode, and the second end of the 8th switching tube is drain electrode, and the control terminal of the 8th switching tube is grid
Pole.In one embodiment, the model SI2305 of the 8th switching tube, to realize the turn-on and turn-off function of the 8th switching tube
Energy.
In one embodiment, the 8th switching tube is used to be greater than described the when the voltage of the 8th switching tube of the first end
It is connected when the voltage of the control terminal of eight switching tubes, and for the voltage and the 8th switch when the 8th switching tube of first end
The voltage of the control terminal of pipe turns off when equal.It should be understood that the first switch tube is referred to as the first field-effect tube,
5th switching tube is referred to as the second field-effect tube, and the 8th switching tube is referred to as third field-effect tube.
In one embodiment, the second switch, the third switching tube, the 4th switching tube, the described 6th are opened
7th switching tube described in Guan Guanhe is triode, and triode is for realizing turn-on transistor when to control terminal input control signal
First end and second end connection, specifically, triode is for realizing turn-on transistor when to grid input high level
The connection of source electrode and drain electrode.Triode be also used to realize when non-control terminal input control signal disconnect triode first end and
The connection of second end, specifically, triode is for realizing the source electrode and drain electrode for disconnecting triode when to grid input low level
Connection.In one embodiment, the model MMBT2222A of triode, to realize the turn-on and turn-off function of triode.
In one embodiment, the third switching tube is used for when the control terminal input control signal to the third switching tube
When be connected.In one embodiment, the third switching tube is used to believe when to the control terminal input high level of the third switching tube
Number when be connected.
In one embodiment, the 4th switching tube is used for when the control terminal input control signal to the 4th switching tube
When be connected.In one embodiment, the 4th switching tube is used to believe when to the control terminal input high level of the 4th switching tube
Number when be connected.
In one embodiment, the 6th switching tube is used for when the control terminal input control signal to the 6th switching tube
When be connected.In one embodiment, the 6th switching tube is used to believe when to the control terminal input high level of the 6th switching tube
Number when be connected.
In one embodiment, the 7th switching tube is used for when the control terminal input control signal to the 7th switching tube
When be connected.In one embodiment, the 7th switching tube is used to believe when to the control terminal input high level of the 7th switching tube
Number when be connected.It should be understood that the second switch is referred to as the first triode, the third switching tube can also be with
Referred to as the second triode, the 4th switching tube are referred to as third transistor, and the 6th switching tube is referred to as
Four triodes, the 7th switching tube are referred to as the 5th triode.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of fingerprint mould group, which is characterized in that opened including the first electrical input, the first electricity output end, first switch tube, second
Guan Guan, first resistor, acquiring and identifying module and detection module, first electrical input are used to connect with the first power supply,
First electrical input is connect with the first end of the first switch tube, the second end of the first switch tube and described first
The connection of electricity output end, first electrical input are connect by the first resistor with the control terminal of the first switch tube, institute
The first electrical input is stated also to connect by the first resistor with the first end of the second switch, the second switch
Second end is for being grounded, and the detection module is connect with the control terminal of the second switch, first electricity output end and institute
State acquiring and identifying module connection.
2. fingerprint mould group according to claim 1, which is characterized in that further include the second electrical input, the second electricity output end,
Third switching tube, the 4th switching tube, the 5th switching tube, second resistance, 3rd resistor and the 4th resistance, the acquiring and identifying module
It being connect with the control terminal of the third switching tube, second electrical input with the first power supply for connecting, and described second
Electrical input is connect by the second resistance with the first end of the third switching tube, and the second end of the third switching tube is used
In ground connection, second electrical input is also connect by the 3rd resistor with the control terminal of the 4th switching tube, and described
Two electrical inputs are also connect with the first end of the 4th switching tube, and the second end of the 4th switching tube is used for through the 4th electricity
Resistance ground connection, the second end of the 4th switching tube connect with the control terminal of the 5th switching tube, second electrical input and
The first end of 5th switching tube connects, and the second end of the 5th switching tube is connect with second electricity output end, described
Second electricity output end is connect with the detection module.
3. fingerprint mould group according to claim 1, which is characterized in that further include the 6th switching tube, the acquisition identifies mould
Block is connect with the control terminal of the 6th switching tube, and first electrical input passes through the first resistor and the 6th switch
The first end of pipe connects, and the second end of the 6th switching tube is for being grounded.
4. fingerprint mould group according to claim 1, which is characterized in that it further include the 7th switching tube, the 7th switching tube
Control terminal be used for and by key connection, first electrical input pass through the first resistor and the 7th switching tube first
End connection, the second end of the 7th switching tube is for being grounded.
5. fingerprint mould group according to claim 1, which is characterized in that further include the 8th switching tube, the first switch tube
First end connect with the first end of the 8th switching tube, the second end of the 8th switching tube and the acquiring and identifying module
Connection, the control terminal of the 8th switching tube with the second power supply for connecting.
6. the group of fingerprint mould described in any one according to claim 1, which is characterized in that it further include the first power supply, it is described
First power supply is battery module, and first electrical input is connect with the battery module.
7. fingerprint mould group described in -6 any one according to claim 1, which is characterized in that the detection module includes that detection is single
Member and detection ring, the acquiring and identifying module includes fingerprint collecting unit and fingerprint identification unit, first electricity output end with
The fingerprint identification unit connection, the fingerprint identification unit are connect with the fingerprint collecting unit, the detection unit and institute
The control terminal connection of second switch is stated, the detection ring is connect with the detection unit, and the detection collar is around in the finger
The outside of line acquisition unit is arranged.
8. fingerprint mould group according to claim 7, which is characterized in that the detection ring is all provided with the fingerprint collecting unit
It is placed on a wiring board, the height that the detection ring convex arise from the wiring board is greater than or equal to the fingerprint collecting unit protrusion
In the height of the wiring board.
9. a kind of Fingerprint Lock, which is characterized in that including the fingerprint mould group as described in any one of claim 1 to 8.
10. a kind of electronic equipment, which is characterized in that including the fingerprint mould group as described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910565832.0A CN110188739A (en) | 2019-06-27 | 2019-06-27 | Fingerprint mould group, Fingerprint Lock and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910565832.0A CN110188739A (en) | 2019-06-27 | 2019-06-27 | Fingerprint mould group, Fingerprint Lock and electronic equipment |
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| CN110188739A true CN110188739A (en) | 2019-08-30 |
Family
ID=67723755
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910565832.0A Pending CN110188739A (en) | 2019-06-27 | 2019-06-27 | Fingerprint mould group, Fingerprint Lock and electronic equipment |
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| Country | Link |
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| CN (1) | CN110188739A (en) |
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