CN112785758A - Door lock capable of recognizing human face and voice through artificial intelligence - Google Patents
Door lock capable of recognizing human face and voice through artificial intelligence Download PDFInfo
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- CN112785758A CN112785758A CN202110073231.5A CN202110073231A CN112785758A CN 112785758 A CN112785758 A CN 112785758A CN 202110073231 A CN202110073231 A CN 202110073231A CN 112785758 A CN112785758 A CN 112785758A
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- 238000013473 artificial intelligence Methods 0.000 title claims abstract description 40
- 238000012545 processing Methods 0.000 claims abstract description 41
- 238000004891 communication Methods 0.000 claims abstract description 16
- 239000003990 capacitor Substances 0.000 claims description 55
- 238000013500 data storage Methods 0.000 claims description 9
- 230000010365 information processing Effects 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 7
- 230000002596 correlated effect Effects 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims description 5
- 238000007405 data analysis Methods 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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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
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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
- G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
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- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a door lock capable of identifying human faces and sounds through artificial intelligence, which comprises a power supply circuit, a camera, a microphone, an image acquisition circuit, a voice identification circuit, a storage chip, an artificial intelligence processing module, an artificial intelligence switching circuit, a 5G communication interface, a user terminal, an alarm circuit and a door lock, wherein the image acquisition circuit is used for capturing and processing images acquired by the camera, the voice identification circuit is used for acquiring and processing voices, the storage chip is used for accessing data of the artificial intelligence, the artificial intelligence processing module is used for receiving instruction signals and controlling the door lock, and the user terminal sends and monitors instructions to the artificial intelligence processing module through the 5G communication interface. The door lock capable of artificially and intelligently recognizing the face and the voice has the functions of recognizing and memorizing images and voices through artificial intelligent control processing, transmits data to the user terminal through the 5G communication interface in real time, and is convenient and simple to use, multifunctional and accurate in image and voice detection and recognition capability.
Description
Technical Field
The invention relates to the technical field of artificial intelligence, in particular to a door lock capable of identifying human faces and voice through artificial intelligence.
Background
Along with the rapid development of electronic science and technology, the improvement of people's quality of life and the acceleration of life rhythm, people are increasingly big to the demand of multi-functional product, consequently can realize different kinds of functions to same electronic equipment and become popular's wish, people especially pay a great deal to the security at present, however, to the security of people's house department on the market at present, often only simple alarming function and monitoring function have led to the ability in the aspect of the theftproof not fully to the people, the condition of wrong report often appears, and do not possess the function of independently opening and shutting the door, the function is comparatively single, the intelligent control effect is poor, can not satisfy the user demand.
Disclosure of Invention
The invention aims to provide a door lock capable of identifying human faces and voice through artificial intelligence, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a lock of artificial intelligence discernment people's face and sound, includes power supply circuit, camera, microphone, image acquisition circuit, speech recognition circuit, memory chip, artificial intelligence processing module, artificial intelligence switch circuit, 5G communication interface, user terminal, warning circuit, the lock, power supply circuit is used for providing different voltages, and image acquisition circuit is used for catching and handling the image that the camera was gathered, and speech recognition circuit is used for gathering and handling pronunciation, and memory chip is used for artificial intelligence's data access, and artificial intelligence processing module is used for receiving command signal and the switch of control lock, and user terminal can carry out instruction transmission and control to artificial intelligence processing module in real time through 5G communication interface.
As a further technical scheme of the invention: the artificial intelligence processing module is connected with a power supply circuit, a storage chip, a 5G communication interface, an image acquisition circuit, a voice recognition circuit, an artificial intelligence switch circuit, a door lock and an alarm circuit, the camera is connected with the image acquisition circuit, the microphone is connected with the voice recognition circuit, the user terminal is connected with the 5G communication interface, and the door lock is connected with the artificial intelligence switch circuit.
As a further technical scheme of the invention: the image acquisition circuit comprises a COMS image sensor, a signal processing CTIA circuit, a sensor driving circuit, an image acquisition module, an image data analysis circuit and an image data cache, wherein the COMS image sensor is connected with the information processing CTIA circuit, the output end of the information processing CTIA circuit is connected with the sensor driving circuit, the other end of the sensor driving circuit is connected with the image acquisition circuit, and the image acquisition circuit is connected with the image data cache through the image data analysis.
As a further technical scheme of the invention: the information processing CTIA circuit is controlled by an integrator A1, the negative end of the integrator A1 is connected with the cathode of a diode D1, a capacitor C1, an integration RESET tube RESET and a capacitor C2, the positive electrode of the integrator A1 is connected with a reference voltage VREF, the output end of the integrator A1 is connected with the other end of the capacitor C2, the other end of the integration RESET tube RESET and a correlated double sampling CDS, the other end of the correlated double sampling CDS is connected with the capacitors C3 and VOUT, and the other end of the capacitor C3 is connected with the other end of the capacitor C1, the anode of a diode D1 and the ground.
As a further technical scheme of the invention: the voice recognition circuit comprises a voice input module, a signal processing module, a characteristic parameter extraction module, a voice characteristic model establishing module, a voice mode matching module, a data storage module and a recognition result, wherein the voice input module is connected with the characteristic parameter extraction module through the signal processing module, the characteristic parameter processing module is connected with the data storage module, the voice mode matching module establishes the voice characteristic model, the data storage module is connected with the voice mode matching module, the voice characteristic model is connected with the voice mode matching module, and the voice mode matching module is connected with the recognition result.
As a further technical scheme of the invention: the signal processing method includes that an audio signal is input by a microphone X1, the positive terminal 1 of the microphone X1 is connected with a resistor R2 and a capacitor C4, the negative terminal 2 of the microphone X1 is connected with a resistor R3 and a capacitor C5, the other end of the resistor R2 is connected with the positive terminal of a resistor R1 and the positive terminal of a capacitor C6, the other end of the resistor R1 is connected with a voltage of +5V, the other end of the capacitor C4 is connected with ports 1 of resistors R4 and J1, the other end of the capacitor C5 is connected with ports 2 of resistors R5 and J1, the other end of the resistor R4 is connected with the other ends of a capacitor C8, a resistor R5, a voltage of +1.2V and the positive terminal of a capacitor C7, the negative terminal of the capacitor C6 is connected with a ground, the other end of the resistor R6, the other end of the capacitor C36.
As a further technical scheme of the invention: the artificial intelligence processing module adopts a micro-control chip STM32H750VBT 6.
As a further technical scheme of the invention: the microphone X1 is a BCM4013OSBC microphone.
As a further technical scheme of the invention: the integrator A1 is a capacitive feedback transconductance amplifier CTIA circuit.
As a further technical scheme of the invention: and the capacitor C6 and the capacitor C7 are polar capacitors.
Compared with the prior art, the invention has the beneficial effects that: the door lock capable of artificially and intelligently recognizing the face and the voice has the functions of recognizing and memorizing images and voices through artificial intelligence control processing, transmits data to the user terminal through the 5G communication interface in real time, and is convenient and simple to use, multifunctional and accurate in image and voice detection capability.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention.
FIG. 2 is a schematic block diagram of an image acquisition circuit according to an embodiment of the present invention.
FIG. 3 is a schematic block diagram of a speech recognition circuit according to an embodiment of the present invention.
Fig. 4 is a circuit diagram of a signal processing CTIA of the CMOS image sensor.
Fig. 5 is a voice input circuit diagram of the voice recognition circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 1: referring to fig. 1, a door lock for artificial intelligence recognition of human face and voice includes a power circuit, a camera, a microphone, an image acquisition circuit, a voice recognition circuit, a storage chip, an artificial intelligence processing module, an artificial intelligence switch circuit, a 5G communication interface, a user terminal, an alarm circuit, and a door lock, the power circuit is used for providing different voltages, the image acquisition circuit is used for capturing and processing images acquired by the camera, the voice recognition circuit is used for acquiring and processing voice, the storage chip is used for data access of artificial intelligence, the artificial intelligence processing module is used for receiving command signals and controlling the door lock to be switched on and off, the user terminal can send and monitor commands to the artificial intelligence processing module in real time through the 5G communication interface, and the artificial intelligence processing module is connected with the power circuit, the storage chip, the 5G communication interface, the image acquisition circuit, The intelligent door lock comprises a voice recognition circuit, an artificial intelligence switch circuit, a door lock and an alarm circuit, wherein a camera is connected with an image acquisition circuit, a microphone is connected with the voice recognition circuit, a user terminal is connected with a 5G communication interface, and the door lock is connected with the artificial intelligence switch circuit.
Example 2: on the basis of embodiment 1, please refer to fig. 2 and 4, the image capturing circuit includes a COMS image sensor, a signal processing CTIA circuit, a sensor driving circuit, an image obtaining module, an image data analyzing circuit, and an image data buffer, the COMS image sensor is connected to the information processing CTIA circuit, an output terminal of the information processing CTIA circuit is connected to the sensor driving circuit, another terminal of the sensor driving circuit is connected to the image obtaining circuit, the image obtaining circuit is connected to the image data buffer through the image data analyzing circuit, the information processing CTIA circuit is controlled by an integrator a1, a negative terminal of an integrator a1 is connected to a cathode of a diode D1, a capacitor C1, an integral RESET tube RESET and a capacitor C2, an anode of an integrator a1 is connected to a reference voltage VREF, an output terminal of an integrator a1 is connected to another terminal of the capacitor C2, another terminal of the integral RESET tube RESET and a correlated double sampling CDS, another terminal of the correlated double sampling CDS is connected to a capacitor C3 and VOUT, the other end of the capacitor C3 is connected to the other end of the capacitor C1, the anode of the diode D1 and ground.
Example 3: on the basis of embodiment 2, please refer to fig. 3 and 5, the speech recognition circuit includes a speech input, a signal processing, a feature parameter extraction module, a speech feature model establishment module, a speech pattern matching, a data storage, and a recognition result, the speech input is connected with feature parameter extraction through the signal processing, the feature parameter processing is connected with the data storage, the speech pattern matching and the speech feature model establishment module, the data storage is connected with the speech pattern matching, the speech feature model is connected with the speech pattern matching, the speech pattern matching is connected with the recognition result, the signal processing is performed by inputting an audio signal by the microphone X1, the positive terminal 1 of the microphone X1 is connected with the resistor R2 and the capacitor C4, the negative terminal 2 of the microphone X1 is connected with the resistor R3 and the capacitor C5, the other terminal of the resistor R2 is connected with the resistor R1 and the positive terminal of the capacitor C6, the other terminal of the resistor R1 is connected with a voltage of +5V, the other terminal of the capacitor C, the other end of the capacitor C5 is connected with 2 ports of the resistors R5 and J1, the other end of the resistor R4 is connected with the other ends of the capacitors C8 and R5, the voltage of +1.2V and the anode of the capacitor C7, the cathode of the capacitor C6 is connected with the ground end, the other end of the resistor R3, the other end of the capacitor C8 and the cathode of the capacitor C7, and the output end of the J1 is connected with the characteristic parameter extraction module.
The working principle of the invention is as follows: the small-sized camera is arranged in front of a door, when a person is near the door, the camera works, image signals are collected through a CMOS sensor, weak current and voltage over-resistance changes generated by the camera are converted into electric signals which can be processed by a subsequent signal processing circuit, the sensor is driven to obtain images through signal processing, the images are analyzed and stored, a microphone processes the signals through voice sent by the person, characteristic parameters are extracted, the data are stored for next time of memory processing, finally, a recognition result is sent to an artificial intelligent processing module, then, the artificial intelligent processing module controls the switch of a door lock, when the door lock is intentionally broken by a person, the alarm of an alarm device is triggered, the image and voice record of a suspect are obtained, data connection and transmission can be carried out on a user terminal through a communication interface, wherein the image sensor is under the condition of low light, the output signal of the pixel is very weak, any excessive circuit noise and offset can cover the signal, the capacitor feedback transconductance amplifier CTIA circuit is suitable for reading the weak signal, the gain of the capacitor feedback transconductance amplifier CTIA circuit is determined by an integral capacitor C1, when the RESET signal of an integral RESET tube is in a high level, an internal switch is closed, an integral capacitor C2 is short-circuited, an integrator forms a uniform unity gain negative feedback circuit, when the RESET signal of the integral RESET tube is in a low level, the internal switch is opened, the integral capacitor C2 generates induction charge, the integration process starts, finally, the signal is read through a related double sampling circuit, the voice input is read through the waveform change output by J1, the characteristic parameter of the voice is extracted, and a voice characteristic model is established.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a lock of artificial intelligence discernment people's face and sound, includes power supply circuit, camera, microphone, image acquisition circuit, speech recognition circuit, memory chip, artificial intelligence processing module, artificial intelligence switch circuit, 5G communication interface, user terminal, warning circuit, lock, its characterized in that, power supply circuit, memory chip, 5G communication interface, image acquisition circuit, speech recognition circuit, artificial intelligence switch circuit, lock and warning circuit are connected to artificial intelligence processing module, and image acquisition circuit is connected to the camera, and speech recognition circuit is connected to the microphone, and user terminal connects 5G communication interface, and artificial intelligence switch circuit is connected to the lock.
2. The door lock capable of recognizing human faces and sounds artificially intelligently as claimed in claim 1, wherein the image acquisition circuit comprises a COMS image sensor, a signal processing CTIA circuit, a sensor driving circuit, an image acquisition module, an image data analysis circuit and an image data cache, the COMS image sensor is connected with the information processing CTIA circuit, the output end of the information processing CTIA circuit is connected with the sensor driving circuit, the other end of the sensor driving circuit is connected with the image acquisition circuit, and the image acquisition circuit is connected with the image data cache through the image data analysis circuit.
3. A door lock for artificial intelligence recognition of human face and voice according to claim 2, wherein said information processing CTIA circuit is controlled by an integrator a1, the negative terminal of integrator a1 is connected to the cathode of diode D1, capacitor C1, integration RESET tube RESET and capacitor C2, the positive terminal of integrator a1 is connected to the reference voltage VREF, the output terminal of integrator a1 is connected to the other terminal of capacitor C2, the other terminal of integration RESET tube RESET and the correlated double sampling CDS, the other terminal of correlated double sampling CDS is connected to the terminals of capacitors C3 and VOUT, and the other terminal of capacitor C3 is connected to the other terminal of capacitor C1, the anode of diode D1 and ground.
4. The door lock of claim 3, wherein the voice recognition circuit comprises a voice input module, a signal processing module, a feature parameter extraction module, a voice feature model establishment module, a voice pattern matching module, a data storage module and a recognition result, the voice input module is connected with the feature parameter extraction module through the signal processing module, the feature parameter processing module is connected with the data storage module, the voice pattern matching module and the voice feature model establishment module, the data storage module is connected with the voice pattern matching module, the voice feature model establishment module is connected with the voice pattern matching module, and the voice pattern matching module is connected with the recognition result.
5. The door lock for artificial intelligence recognition of human face and voice according to claim 4, wherein the signal processing is performed by inputting an audio signal by a microphone X1, a positive terminal 1 of the microphone X1 is connected with a resistor R2 and a capacitor C4, a negative terminal 2 of the microphone X1 is connected with a resistor R3 and a capacitor C5, the other terminal of the resistor R2 is connected with a resistor R1 and a positive terminal of a capacitor C6, the other terminal of the resistor R1 is connected with a +5V voltage, the other terminal of the capacitor C4 is connected with 1 ports of resistors R4 and J1, the other terminal of the capacitor C5 is connected with 2 ports of resistors R5 and J1, the other terminal of the resistor R4 is connected with the other terminal of a capacitor C8 and a resistor R5, the other terminal of +1.2V voltage and a positive terminal of a capacitor C7, the negative terminal of the capacitor C6 is connected with a ground terminal, the other terminal of the resistor R6, and the output terminal of the J6 is connected with a characteristic.
6. The door lock capable of recognizing human faces and voices intelligently as claimed in claim 5, wherein said artificial intelligence processing module is a micro control chip STM32H750VBT 6.
7. The door lock capable of recognizing human faces and voices intelligently as claimed in claim 6, wherein said microphone X1 is BCM4013OSBC microphone.
8. The door lock capable of artificially and intelligently recognizing human faces and voices as claimed in claim 3, wherein the integrator A1 is a capacitive feedback transconductance amplifier (CTIA) circuit.
9. The door lock capable of recognizing human faces and voices intelligently as claimed in claim 8, wherein polar capacitors are selected as the capacitors C6 and C7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073231.5A CN112785758A (en) | 2021-01-20 | 2021-01-20 | Door lock capable of recognizing human face and voice through artificial intelligence |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110073231.5A CN112785758A (en) | 2021-01-20 | 2021-01-20 | Door lock capable of recognizing human face and voice through artificial intelligence |
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| CN112785758A true CN112785758A (en) | 2021-05-11 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448181A (en) * | 2018-10-23 | 2019-03-08 | 佛山科学技术学院 | A kind of antitheft access control system |
| KR20190026357A (en) * | 2017-09-05 | 2019-03-13 | 임태향 | An artificial intelligence digital door lock system operated by face and voice recognition technology |
| KR102037314B1 (en) * | 2019-01-08 | 2019-11-26 | 주식회사 베텍스 | Apparatus for locking IOT using AI speech recognition |
| CN111063067A (en) * | 2019-12-25 | 2020-04-24 | 深圳市龙侨华实业有限公司 | Intelligent access control system based on voice control |
| CN112070949A (en) * | 2020-08-21 | 2020-12-11 | 淮北市盛世昊明科技服务有限公司 | Intelligent entrance guard identification system based on speech recognition |
-
2021
- 2021-01-20 CN CN202110073231.5A patent/CN112785758A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190026357A (en) * | 2017-09-05 | 2019-03-13 | 임태향 | An artificial intelligence digital door lock system operated by face and voice recognition technology |
| CN109448181A (en) * | 2018-10-23 | 2019-03-08 | 佛山科学技术学院 | A kind of antitheft access control system |
| KR102037314B1 (en) * | 2019-01-08 | 2019-11-26 | 주식회사 베텍스 | Apparatus for locking IOT using AI speech recognition |
| CN111063067A (en) * | 2019-12-25 | 2020-04-24 | 深圳市龙侨华实业有限公司 | Intelligent access control system based on voice control |
| CN112070949A (en) * | 2020-08-21 | 2020-12-11 | 淮北市盛世昊明科技服务有限公司 | Intelligent entrance guard identification system based on speech recognition |
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Application publication date: 20210511 |