CN103291135A - Ultra-low power consumption fingerprint lock having electronic eye anti-theft and mobile phone communication functions - Google Patents
Ultra-low power consumption fingerprint lock having electronic eye anti-theft and mobile phone communication functions Download PDFInfo
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- CN103291135A CN103291135A CN 201210040352 CN201210040352A CN103291135A CN 103291135 A CN103291135 A CN 103291135A CN 201210040352 CN201210040352 CN 201210040352 CN 201210040352 A CN201210040352 A CN 201210040352A CN 103291135 A CN103291135 A CN 103291135A
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Abstract
The invention provides an ultra-low power consumption fingerprint lock having electronic eye anti-theft and mobile phone communication functions. The fingerprint lock comprises a power management circuit module, a GPRS module, a fingerprint module, an infrared module, a camera, a motor, an electricity quantity detection circuit, a low power consumption MCU (micro controller unit), a 9V lithium battery, a mechanical lock cylinder and a keyboard. When a person lingers in front of the lock for over 15 seconds and doesn't perform fingerprint operation or the fingerprint module collects illegal fingerprint data, the camera takes a picture of a scene and sends the picture to an assigned mobile phone in a multimedia message manner through the GPRS module; when no person is found, other application modules except the infrared module and the low power consumption MCU are in an outage state; and when the electricity quantity detection circuit detects that the electricity quantities are too low, the circuit automatically sends a short message to the assigned mobile phone to prompt that a battery is required to be changed. The ultra-low power consumption fingerprint lock integrates technologies of multimedia message alarming, mobile phone communication, fingerprint identification and the like, and the ultra-low power consumption circuit is designed, so that the intelligent anti-theft capacity is improved, and the utilization rate of the battery is increased.
Description
Technical field
The present invention relates to radio communication and intelligent anti-theft field, a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes is provided especially.
Background technology
At present, it is perfect not enough that the theftproof performance of lock is done: for traditional mechanical lock and coded lock, key is replicated easily, password also may be revealed, and has had key and password, and anyone can unblank; For traditional Fingerprint Lock, the uniqueness of fingerprint makes it be better than mechanical lock and coded lock at theftproof performance, if but face the situation of picking lock by force, Fingerprint Lock has also no longer had theftproof.The present invention is integrated in technology such as electronic eyes, multimedia message warning, mobile communication, fingerprint recognition and locks, and greatly improved the safe antitheft ability of lock, even under the situation of picking lock by force, also can rapidly field condition be taken pictures and send on the master cellular phone.
The power supply powerup issue is the eternal topic that the electronic lock field faces.Present electronic lock power supply mode mainly contains two kinds: a kind of is directly to connect civil power, and a kind of is powered battery.For the electronic lock that directly connects civil power, in case have a power failure, lock can't be opened.For battery powered electronic lock, often changing battery also is a nerve-wracking problem.Address the above problem, just must reduce the power consumption of electronic lock, improve the utilization rate of battery.Fingerprint Lock is in the market generally used just needs to change one-shot battery about half a year to one year, and the present invention is by carrying out the super low-power consumption design to circuit, when increasing the antitheft and mobile communication function of electronic eyes, the quiescent current of entire circuit has been accomplished below the 13uA, if adopt the lithium battery of a 9V 1200MAH as power supply, fully can quiescent operation 10 years and need not change battery.
Summary of the invention
Main purpose of the present invention is to solve existing electronic lock theftproof performance imperfection, low, the not high shortcoming of battery utilization rate of intelligent degree, and the spy provides a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes.
The technical solution adopted in the present invention is:
A kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes comprises: electric power management circuit module, GPRS module, fingerprint module, infrared module, camera, motor, electric weight testing circuit, low-power consumption MCU, 9V lithium battery, mechanical lock, keyboard.
Wherein, described low-power consumption MCU is the core of entire circuit, is used for other each several part circuit is managed and controls.
Wherein, described GPRS module is used for transmission note and multimedia message to the phone number of appointment.
Wherein, described keyboard is made up of 11 buttons, is used for setting user's phone number (the GPRS module sends to this number with multimedia message and note).
Wherein, described motor is used for driving mechanical lock and unblanks.
Wherein, described camera can be selected OV9650 for use, is used for being taken pictures in the scene.
Wherein, described fingerprint module is used for gathering user's finger print data, and the driven by motor mechanical lock is unblanked if the finger print data that collects is legal; If the finger print data that collects is illegal, camera will be taken pictures to the scene, and photo is sent on the phone number of appointment by the GPRS module.
Wherein, described electric power management circuit module is used for being responsible for the power distribution of entire circuit and the power supply of control each several part circuit, further comprise again: LDO linear voltage regulator TPS76928 (quiescent current 1uA) is used for camera OV9650 is carried out the 2.8V power management; LDO linear voltage regulator TPS76918 (quiescent current 1uA) is used for camera OV9650 is carried out the 1.8V power management; LDO linear voltage regulator TPS76901 (quiescent current 1uA) is used for the GPRS module is carried out the 4V power management; LDO voltage adjuster chip EG6501-50 (quiescent current is less than 0.1uA) is used for fingerprint module is carried out the 5V power management; LDO voltage adjuster chip EG6501-33 (quiescent current is less than 0.1uA) is used for motor is carried out the 3.3V power management; MCP33 stabilizator (quiescent current is less than 1uA) is for the burning voltage that described LDO voltage adjuster chip EG6501-50, LDO voltage adjuster chip EG6501-33, infrared module is provided 3.3V.
Wherein, described infrared module further comprises again: pyroelectric infrared sensor, and the infrared radiation for the induction human body is converted to the infrared radiation of sensing faint voltage signal and exports to the SMG841 operational amplifier; SMG841 operational amplifier (quiescent current 380nA) is used for amplifying faint voltage signal, and the voltage signal after amplifying is outputed to the external interrupt of low-power consumption MCU, thereby low-power consumption MCU is waken up from power-down mode.
Wherein, described electric weight testing circuit can select for use BD4848 voltage checking chip (quiescent current 0.8uA) to build, be used for the 9V lithium battery is carried out voltage detecting constantly, when the 9V lithium battery forces down in 4.8V, produce a reset signal, MCU wakes up from power-down mode with low-power consumption, and low-power consumption MCU sends SMS Tip to the phone number of appointment by the GPRS module then, the prompting changing battery.
Wherein, described 9V lithium battery is used for to electric power management circuit module and the power supply of electric weight testing circuit.
Under unmanned close situation, low-power consumption MCU is in power-down mode, camera, fingerprint module, GPRS module, motor all are in off-position (by the dump of electric power management circuit module with them), have infrared module only and are in duty, so the power consumption of entire circuit is extremely low.When hot outer module has detected the people, can produce an interrupt signal wakes low-power consumption MCU up from power-down mode, then low-power consumption MCU control electric power management circuit module is opened the power supply of fingerprint module, if fingerprint module did not collect finger print data in 15 seconds or the finger print data that collects is illegal, low-power consumption MCU control electric power management circuit module is opened the power supply of camera, camera is taken pictures to the scene, and picture data handed to low-power consumption MCU, low-power consumption MCU sends to by the GPRS module picture data on the phone number of appointment (this phone number can by keyboard to set up) with the form of multimedia message; If the finger print data that fingerprint module collects is legal, low-power consumption MCU control electric power management circuit module is opened the power supply of motor, and control driven by motor mechanical lock is unblanked.
The invention has the advantages that:
(1) technology such as electronic eyes, multimedia message warning, mobile communication, fingerprint recognition have been integrated in have locked, thereby increased substantially anti-theft capability and the intelligent degree of lock.
(2) by the super low-power consumption design to circuit, make and when increasing circuit function, also greatly reduced power consumption, improved the utilization rate of battery.
Description of drawings
Fig. 1 is schematic block circuit diagram of the present invention;
Fig. 2 is circuit inner structure schematic diagram of the present invention;
Fig. 3 is workflow diagram of the present invention.
The specific embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is described further, but the present invention be not limited to these embodiment.
As shown in Figure 2, a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes comprises: 9V lithium battery 1, electric power management circuit module 2, GPRS module 3, fingerprint module 4, infrared module 5, camera 6, motor 7, low-power consumption MCU 8, BD4848 electric weight testing circuit 9, motor 10, keyboard 11.
Wherein, described electric power management circuit module 2 further comprises again: LDO linear voltage regulator TPS76928 A1 (quiescent current 1uA), LDO linear voltage regulator TPS76918 A2 (quiescent current 1uA), LDO linear voltage regulator TPS76901 A3 (quiescent current 1uA), LDO voltage adjuster chip EG6501-50 A5 (quiescent current is less than 0.1uA), LDO voltage adjuster chip EG6501-33 A6 (quiescent current is less than 0.1uA), MCP33 stabilizator A4 (quiescent current is less than 1uA).
Wherein, described 9V lithium battery 1 is used for to LDO linear voltage regulator TPS76928 A1, LDO linear voltage regulator TPS76918 A2, LDO linear voltage regulator TPS76901 A3, MCP33 stabilizator A4,9 power supplies of BD4848 electric weight testing circuit.
The MCP33 stabilizator is further exported the 3.3V burning voltage, and being used for provides and stablize 3.3V voltage to low-power consumption MCU 8, LDO voltage adjuster chip EG6501-50A5, LDO voltage adjuster chip EG6501-33 A6.LDO voltage adjuster chip EG6501-50 A5 and LDO voltage adjuster chip EG6501-33 A6 further export 5V and 3.3V voltage again, give fingerprint module 4 and motor 7 power supplies respectively.
LDO linear voltage regulator TPS76928 A1 and LDO linear voltage regulator TPS76918 A2 further export 2.8V and 1.8V voltage, are used for to camera 6 power supplies.
LDO linear voltage regulator TPS76901 A3 further exports 4V voltage and gives the GPRS module 3 power supplies.
Wherein, described low-power consumption MCU 8 can control cut-offfing of LDO linear voltage regulator TPS76928 A1, LDO linear voltage regulator TPS76918 A2, LDO linear voltage regulator TPS76901 A3, LDO voltage adjuster chip EG6501-50 A5, LDO voltage adjuster chip EG6501-33 A6 output voltage.Under normal conditions, the output voltage of LDO linear voltage regulator TPS76928 A1, LDO linear voltage regulator TPS76918 A2, LDO linear voltage regulator TPS76901 A3, LDO voltage adjuster chip EG6501-50 A5, LDO voltage adjuster chip EG6501-33 A6 is all turn-offed by low-power consumption MCU 8, thereby camera 6, fingerprint module 4, motor 7, GPRS module 3 all are in off-position.
Wherein, described infrared module 5 further comprises again: pyroelectric infrared sensor A8, SMG841 operational amplifier A 7 (quiescent current 380nA).Pyroelectric infrared sensor A8 is used for the infrared radiation of induction human body, and the infrared radiation of sensing is converted to faint voltage signal exports to SMG841 operational amplifier A 7, SMG841 operational amplifier A 7 outputs to the external interrupt of low-power consumption MCU 8 to the voltage signal after amplifying, thereby low-power consumption MCU 8 is waken up from power-down mode.
Wherein, described keyboard is made up of 11 buttons, is used for setting user's phone number (the GPRS module sends to this number with multimedia message and note).
As shown in Figure 3, be workflow diagram of the present invention.
Below, be further described in conjunction with Fig. 3 and the present invention of Fig. 2:
Whether (1) pyroelectric infrared sensor A8 detects constantly has the people close.If someone is close, pyroelectric infrared sensor A8 is converted to faint voltage signal with the infrared radiation of human body and exports to SMG841 operational amplifier A 7 and amplify, SMG841 operational amplifier A 7 outputs to the external interrupt of low-power consumption MCU 8 to the voltage signal after amplifying, thereby low-power consumption MCU 8 is waken up from power-down mode.
(2) low-power consumption MCU 8 control LDO voltage adjuster chip EG6501-50 A5 output 5V voltages are given fingerprint module 4, open fingerprint mould 4.
Whether (3) fingerprint module 4 detects the finger print data input, also is whether fingerprint module 4 collects finger print data.If collect then enter step (4), if do not collect then enter step (5).
Whether (4) fingerprint module 4 detects the finger print data that collects legal.If legal then enter step (8), if non-rule would enter step (7).
(5) wait for 15 seconds.
(6) fingerprint module 4 detects whether collect finger print data again.If collect then enter step (4), if do not collect then enter step (7).
(7) low-power consumption MCU 8 control LDO linear voltage regulator TPS76928 A1 and LDO linear voltage regulator TPS76918 A2 export 2.8V and 1.8V voltage respectively, be used for to camera 6 power supplies, camera 6 is activated takes pictures and picture data is handed to low-power consumption MCU 8, low-power consumption MCU 8 again with photo according to sending on the mobile phone of assigned number by GPRS module 3.
(8) low-power consumption MCU 8 control LDO voltage adjuster chip EG6501-33 A6 output 3.3V voltages are used for to the motor power supply, and control motor and rotate, and unblank thereby drive mechanical lock 10.
Technical scheme of the present invention is not restricted to listed application in manual and the embodiment.Concerning the technology of the present invention those of ordinary skill in the field, can make various corresponding changes and distortion according to the present invention, and all these corresponding changes and distortion all belong to the scope of claim protection of the present invention.Within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (7)
1. super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes, it is characterized in that: it comprises 9V lithium battery 1, electric power management circuit module 2, GPRS module 3, fingerprint module 4, infrared module 5, camera 6, motor 7, low-power consumption MCU 8, electric weight testing circuit 9, mechanical lock 10, keyboard 11.Hot outer module 5 has detected the people and has surpassed 15 seconds residence time before lock and do not carry out fingerprint input operation or fingerprint module 4 when collecting the illegal fingerprint data, camera 6 is taken pictures to the scene automatically and picture data is handed to low-power consumption MCU 8, and low-power consumption MCU 8 sends to by the GPRS module picture data on the phone number of appointment (this phone number can be set by keyboard 11) with the form of multimedia message; If the finger print data that fingerprint module 4 collects is legal, low-power consumption MCU 8 control electric power management circuit modules 2 are opened the power supply of motor 7, and control motor 7 drive mechanical locks 10 are unblanked.
2. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 1, it is characterized in that: described infrared module 5 further comprises again: pyroelectric infrared sensor A8, SMG841 operational amplifier A 7 (quiescent current 380nA).Pyroelectric infrared sensor A8 is used for the infrared radiation of induction human body, and the infrared radiation of sensing is converted to faint voltage signal exports to SMG841 operational amplifier A 7, SMG841 operational amplifier A 7 outputs to the external interrupt of low-power consumption MCU 8 to the voltage signal after amplifying, thereby low-power consumption MCU 8 is waken up from power-down mode.
3. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 1, it is characterized in that: described electric power management circuit module 2 is used for camera 6, fingerprint module 4, motor 7, GPRS module 3 are carried out power management, electric power management circuit module 2 further comprises again: LDO linear voltage regulator TPS76928 A1 (quiescent current 1uA) is used for camera 6 is carried out the 2.8V power management; LDO linear voltage regulator TPS76918 A2 (quiescent current 1uA) is used for camera 6 is carried out the 1.8V power management; LDO linear voltage regulator TPS76901A3 (quiescent current 1uA) is used for the GPRS module is carried out the 4V power management; LDO voltage adjuster chip EG6501-50 A5 (quiescent current is less than 0.1uA) is used for fingerprint module is carried out the 5V power management; LDO voltage adjuster chip EG6501-33 A6 (quiescent current is less than 0.1uA) is used for motor is carried out the 3.3V power management; MCP33 stabilizator A4 (quiescent current is less than 1uA) is for the burning voltage that LDO voltage adjuster chip EG6501-50 A5, LDO voltage adjuster chip EG6501-33 A6, infrared module 5 is provided 3.3V.
4. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 1, it is characterized in that: described keyboard is made up of 11 buttons, is used for setting user's phone number (the GPRS module sends to multimedia message and note the phone number of this setting).
5. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 1, it is characterized in that: described low-power consumption MCU 8 can control cut-offfing of electric power management circuit module 2 output voltages.Under unmanned close situation, the output voltage of electric power management circuit module 2 is turn-offed by low-power consumption MCU 8, thereby camera 6, fingerprint module 4, motor 7, GPRS module 3 all are in off-position.
6. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 1, it is characterized in that: described 9V lithium battery 1 is used for giving electric power management circuit module 2 and BD4848 electric weight testing circuit 9 to power.
7. a kind of super low-power consumption Fingerprint Lock that has the antitheft and mobile communication function of electronic eyes according to claim 6, it is characterized in that: described BD4848 electric weight testing circuit 9, be used for 9V lithium battery 1 is carried out voltage detecting constantly, when 9V lithium battery 1 voltage is lower than 4.8V, produce a reset signal, low-power consumption MCU 8 is waken up from power-down mode, and low-power consumption MCU 8 sends SMS Tips to the phone number of appointment by GPRS module 3 then, the prompting changing battery.
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| CN 201210040352 CN103291135A (en) | 2012-02-22 | 2012-02-22 | Ultra-low power consumption fingerprint lock having electronic eye anti-theft and mobile phone communication functions |
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| CN 201210040352 CN103291135A (en) | 2012-02-22 | 2012-02-22 | Ultra-low power consumption fingerprint lock having electronic eye anti-theft and mobile phone communication functions |
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| CN103886658A (en) * | 2014-01-28 | 2014-06-25 | 北京中科虹霸科技有限公司 | Multi-modal biometric recognition-based distributed internet-of-things lock equipment and unlocking method thereof |
| CN104217480A (en) * | 2014-08-29 | 2014-12-17 | 华南理工大学 | Intelligent entrance guard system based on fingerprint and finger vein joint recognition |
| CN105261089A (en) * | 2015-09-15 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Intelligent antitheft method, apparatus and system |
| CN106780865A (en) * | 2016-11-28 | 2017-05-31 | 何鑫 | A kind of intelligent door lock method of controlling security |
| CN106846561A (en) * | 2016-12-22 | 2017-06-13 | 珠海优特物联科技有限公司 | A kind of intelligent lock and the method for opening intelligent lock |
| CN107707505A (en) * | 2016-08-08 | 2018-02-16 | 福建省光速达物联网科技股份有限公司 | The long-range control method and system of a kind of Fingerprint Lock and video camera |
| CN109322546A (en) * | 2018-11-06 | 2019-02-12 | 南京星北智能科技有限公司 | A kind of container positioning lock with Big Dipper positioning function |
| CN110211277A (en) * | 2019-07-18 | 2019-09-06 | 广东科徕尼智能科技有限公司 | A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method |
| WO2019214232A1 (en) * | 2018-05-09 | 2019-11-14 | 珠海格力电器股份有限公司 | Door lock, door lock control method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103886658A (en) * | 2014-01-28 | 2014-06-25 | 北京中科虹霸科技有限公司 | Multi-modal biometric recognition-based distributed internet-of-things lock equipment and unlocking method thereof |
| CN103886658B (en) * | 2014-01-28 | 2016-04-13 | 北京中科虹霸科技有限公司 | Based on distributed Internet of Things lock device and the method for unlocking thereof of multimodal Biometrics |
| CN104217480A (en) * | 2014-08-29 | 2014-12-17 | 华南理工大学 | Intelligent entrance guard system based on fingerprint and finger vein joint recognition |
| CN104217480B (en) * | 2014-08-29 | 2017-08-25 | 华南理工大学 | A kind of intelligent access control system based on fingerprint and finger vein joint identification |
| CN105261089A (en) * | 2015-09-15 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Intelligent antitheft method, apparatus and system |
| CN107707505A (en) * | 2016-08-08 | 2018-02-16 | 福建省光速达物联网科技股份有限公司 | The long-range control method and system of a kind of Fingerprint Lock and video camera |
| CN106780865A (en) * | 2016-11-28 | 2017-05-31 | 何鑫 | A kind of intelligent door lock method of controlling security |
| CN106846561A (en) * | 2016-12-22 | 2017-06-13 | 珠海优特物联科技有限公司 | A kind of intelligent lock and the method for opening intelligent lock |
| WO2019214232A1 (en) * | 2018-05-09 | 2019-11-14 | 珠海格力电器股份有限公司 | Door lock, door lock control method and device |
| CN109322546A (en) * | 2018-11-06 | 2019-02-12 | 南京星北智能科技有限公司 | A kind of container positioning lock with Big Dipper positioning function |
| CN110211277A (en) * | 2019-07-18 | 2019-09-06 | 广东科徕尼智能科技有限公司 | A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method |
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Application publication date: 20130911 |