CN112785800A - Intelligent camera monitoring device - Google Patents
Intelligent camera monitoring device Download PDFInfo
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- CN112785800A CN112785800A CN202110073213.7A CN202110073213A CN112785800A CN 112785800 A CN112785800 A CN 112785800A CN 202110073213 A CN202110073213 A CN 202110073213A CN 112785800 A CN112785800 A CN 112785800A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 12
- 239000003990 capacitor Substances 0.000 claims description 24
- 230000005611 electricity Effects 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000006870 function Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000002269 spontaneous effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
- G08B13/191—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using pyroelectric sensor means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an intelligent camera monitoring device, which comprises a camera, an image acquisition processing module, a pyroelectric human body detection module, a key module, a user terminal, a communication interface, a central processing unit module, a display module, an alarm module and a FLASH memory, wherein the image acquisition processing module is used for processing acquired image information, the pyroelectric human body detection module is used for detecting whether a person passes through a monitoring range, the key module is used for selecting functions, the user terminal sends instructions to the central processing unit through the communication interface and receives data results, the central processing unit module is used for controlling a circuit, and the FLASH memory is used for storing images. The intelligent camera monitoring device disclosed by the invention is composed of an integrated circuit with low cost and low power consumption, the electric resource is greatly saved through infrared control, the service life is prolonged, the acquired image is stored and processed, a spontaneous alarm can be given when potential safety hazards appear, the circuit is simple and easy to implement, and the safety performance is high.
Description
Technical Field
The invention relates to the technical field of information processing, in particular to an intelligent camera monitoring device.
Background
With the development of social economy, the continuous improvement of urban traffic and infrastructure, people's requirements for security are continuously improved, monitoring systems are widely applied to various areas to perform necessary security precaution, in recent years, digital monitoring is gradually replacing analog video monitoring with own advantages, information is collected, processed and stored on the basis of a computer image processing technology, and a target is detected in a real scene.
Disclosure of Invention
The invention aims to provide an intelligent camera monitoring device 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 an intelligence camera monitoring device, includes the camera, image acquisition processing module, the human detection module of pyroelectric, button module, user terminal, communication interface, central processing unit module, display module, alarm module, FLASH memory, image acquisition processing module is used for handling the image information that the camera was caught, and the human detection module of pyroelectric is used for detecting that there is no one to pass through in the monitoring range, and button module is used for central processing unit MCU's function selection, and user terminal carries out the sending of instruction and the receipt of data result to central processing unit through communication interface, and central processing unit module is used for control circuit, and FLASH memory is used for the storage of image.
As a further technical scheme of the invention: the camera is connected with the image acquisition processing module and the central output processor module, the image acquisition processing module is connected with the central processing unit module through an I2C bus and an SPI (serial peripheral interface), the user terminal is connected with the central processing module through a communication interface, the FLASH memory is connected with the central processing unit module through another SPI, and the key module, the pyroelectric human body detection module, the alarm module and the display module are respectively connected with an I/O (input/output) port of the central processing unit module.
As a further technical scheme of the invention: the image acquisition processing module captures image information through a CMOS image sensor U2, a pin SIO _ D of the CMOS image sensor U2 is connected with a pin PA6 of a central processing unit MCU, a pin SIO _ C of the CMOS image sensor U2 is connected with a pin PA7 of the central processing unit MCU, a pin VSYNC of the CMOS image sensor U2 is connected with a pin PA10 of the central processing unit MCU, pins D0-D7 of the CMOS image sensor U2 are respectively connected with pins DI0-DI7 of a DRAM data memory U3 in sequence, a pin PLCK of the CMOS image sensor U2 is connected with a pin WLCK of a DRAM data memory U3, a pin HREF of the CMOS image sensor U2 is connected with an A end of a NAND gate U4, an output end of the CMOS image sensor U4 is connected with a pin WE of a DRAM buffer data memory U5 through a NAND gate U5, a B end of the NAND gate U5 is connected with a pin PB 72 of the MCU 5 of the central processing unit MCU, a pin DO 5 of the DRAM data memory U5-DO PC 36, pin RCK of DRAM data memory U3 is connected to pin PB8 of the central processor MCU.
As a further technical scheme of the invention: the pyroelectric human body detection module detects signals through a pyroelectric relay U1, a D end of the pyroelectric relay U1 is connected with +5V voltage, a resistor R7 and a resistor R1, an S end of the pyroelectric relay U1 is connected with a capacitor C1, a resistor R1 and a base electrode of a triode N1, a G end of the pyroelectric relay U1 is connected with the other end of the capacitor C1, a ground end, the resistor R1, an emitter of the triode N1, the resistor R1 and the resistor R1, the other end of the resistor R1 is connected with a collector electrode of the triode, the other end of the resistor R1 is connected with a same-phase end of the capacitor C1, an inverted-phase end of the capacitor A1 is connected with the other end of the resistor R1, the output end of the capacitor A1 and an anode of the capacitor C1, a cathode of the capacitor C1 is connected with the same-phase end of the capacitor C1, the inverted-phase end of the capacitor C1 is connected with the resistor R1 and the inverted-phase resistor R1 and the other end of the capacitor R1 is connected with the resistor R1, the output end of the operational amplifier A2 is connected with a pin PB0 of the central processing unit MCU.
As a further technical scheme of the invention: the alarm module controls alarm whistle through an integrated circuit U4, a pin 2 of the integrated circuit U6 is connected with a pin 5 of an integrated circuit U6, a resistor R9 and a pin PB3 of a central processing unit MCU, a pin 3 of the integrated circuit U6 is connected with the other end of a resistor R9, a pin 1 of the integrated circuit U6 is connected with an emitter of a ground-end triode N2, a pin 4 of the integrated circuit U6 is connected with a base of the triode N2, a collector of the triode N2 is connected with a cathode loudspeaker B1 of a light-emitting diode D1, and an anode of the light-emitting diode D1 is connected with +12V voltage and the other end of the loudspeaker B1 through a resistor R8.
As a further technical scheme of the invention: the image acquisition processing module consists of a CMOS image sensor U2, a DRAM data memory U3, a NAND gate U4 and a buffer gate U5, the pyroelectric human body detection module consists of a pyroelectric sensor U1, resistors R1-R7, an operational amplifier A1-A2, a triode N1 and capacitors C1-C4, and the alarm module consists of a time-base circuit U6, resistors R8-R9, a triode N2, a light-emitting diode D1 and a loudspeaker B1.
As a further technical scheme of the invention: the central controller MCU adopts an 8-bit microprocessor STM8S 207S.
As a further technical scheme of the invention: SST25VF020 memory is selected as the FLASH memory.
As a further technical scheme of the invention: the pyroelectric sensor U1 is a KP500B pyroelectric infrared sensor, the CMOS image sensor U2 is an OV7670 camera, the DRAM data memory U3 is an AL422B memory, the NAND gate U4 is a 74HC00 NAND gate, and the time-base circuit U6 is an HFC5212 chip.
As a further technical scheme of the invention: the operational amplifier A1-A2 selects an LM393 operational amplifier.
Compared with the prior art, the invention has the beneficial effects that: the intelligent camera monitoring device disclosed by the invention is composed of an integrated circuit with low cost and low power consumption, the electric resource is greatly saved through infrared control, the service life is prolonged, the acquired image is stored and processed, a spontaneous alarm can be given when potential safety hazards appear, the circuit is simple and easy to implement, and the safety performance is high.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention.
FIG. 2 is a circuit diagram of a hardware connection of an image capture processing module according to an embodiment of the present invention.
Fig. 3 is a circuit diagram of a pyroelectric human body detection module of the embodiment of the invention.
FIG. 4 is a circuit diagram of an alarm module of an embodiment of the present invention.
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, an intelligent camera monitoring device comprises a camera, an image acquisition processing module, a pyroelectric human body detection module, a key module, a user terminal, a communication interface, a central processing unit module, a display module, an alarm module and a FLASH memory, wherein the image acquisition processing module is used for processing image information captured by the camera, the pyroelectric human body detection module is used for detecting whether a person passes through a monitoring range, the key module is used for selecting the functions of a central processing unit (MCU), the user terminal sends instructions to the central processing unit through the communication interface and receives data results, the central processing unit module is used for controlling a circuit, the FLASH memory is used for storing images, the camera is connected with the image acquisition processing module and the central output processor module, the image acquisition processing module is connected with the central processing unit module through an I2C bus and an SPI interface, the user terminal is connected with the central processing module through a communication interface, the FLASH memory is connected with the central processing module through another SPI interface, and the key module, the pyroelectric human body detection module, the alarm module and the display module are respectively connected with an I/O port of the central processing module.
Example 2: based on the embodiment 1, please refer to fig. 2, the image capture processing module captures image information through the CMOS image sensor U2, the pin SIO _ D of the CMOS image sensor U2 is connected to the pin PA6 of the cpu MCU, the pin SIO _ C of the CMOS image sensor U2 is connected to the pin PA7 of the cpu MCU, the pin VSYNC of the CMOS image sensor U2 is connected to the pin PA10 of the cpu MCU, the pins D0-D7 of the CMOS image sensor U2 are respectively connected to the pins DI0-DI7 of the DRAM data memory U3 in sequence, the pin PLCK of the CMOS image sensor U2 is connected to the pin WLCK of the DRAM data memory U3, the pin HREF of the CMOS image sensor U2 is connected to the a terminal of the nand gate U4, the output terminal of the nand gate U4 is connected to the pin WE of the DRAM data memory U5 through the buffer gate U5, the B terminal of the nand gate U5 is connected to the pin 36pb 5 of the cpu MCU 5, the pin DO pin PC 5 of the DRAM data memory U5 is connected to the PC MCU 5, pin RCK of DRAM data memory U3 is connected to pin PB8 of the central processor MCU.
Example 3: on the basis of embodiment 2, please refer to fig. 3-4, the pyroelectric human body detection module detects a signal through a pyroelectric relay U1, a terminal D of the pyroelectric relay U1 is connected to a +5V voltage, a resistor R7 and a resistor R1, a terminal S of the pyroelectric relay U1 is connected to a capacitor C1, a resistor R2, a resistor R3 and a base of a transistor N1, a terminal G of the pyroelectric relay U1 is connected to the other terminal of the capacitor C1, a ground terminal, a resistor R3, an emitter of the transistor N1, a resistor R1 and a resistor R1, the other terminal of the resistor R1 is connected to a collector of the transistor, the other terminal of the resistor R1 is connected to a same-phase terminal of the operational amplifier a1 through the capacitor C1, an inverted terminal of the operational amplifier a1 is connected to the other terminal of the resistor R1, the capacitor C1 and a negative terminal of the operational amplifier C1 are connected to a same-phase terminal of the capacitor C1, the inverting terminal of the operational amplifier A2 is connected with the other end of the resistor R7 and the other end of the resistor R6, the output terminal of the operational amplifier A2 is connected with a pin PB0 of the central processing unit MCU, the alarm module controls alarm whistle through an integrated circuit U4, a pin 2 of the integrated circuit U6 is connected with a pin 5 of the integrated circuit U6, a resistor R9 and a pin PB3 of the central processing unit MCU, a pin 3 of the integrated circuit U6 is connected with the other end of the resistor R9, a pin 1 of the integrated circuit U6 is connected with an emitter of a ground-end triode N2, a pin 4 of the integrated circuit U6 is connected with a base of the triode N2, a collector of the triode N2 is connected with a cathode loudspeaker B1 of a light-emitting diode D1, and an anode of the light-emitting diode D1 is connected with +12V voltage and the.
The working principle of the invention is as follows: the circuit is powered on, the circuit is in a standby state, when no person appears in the monitoring range of the camera, the camera does not work, when a person appears in the range of the camera, the pyroelectric sensor U1 detects weak infrared light emitted by a human body, an optical signal is converted into an electric signal, the electric signal is amplified through a triode N1 and then is amplified through an operational amplifier A1, a voltage comparator consisting of the operational amplifier A2 outputs high level to a pin PB0 of a central processing unit MCU to trigger the central processing unit MCU to control the camera to work, the camera carries out image resolution acquisition through a CMOS image sensor U2, one part of the image data is stored in a complete CMOS image sensor U2 through a DRAM data memory U3, the other part of the image data is stored in a FLASH plug-in memory through the central processing unit MCU, the image data information can be transmitted to a user terminal through a communication interface to be downloaded and viewed, when the camera is artificially damaged and a person stays in the detection range of the pyroelectric sensor U1 for, the central controller MCU is triggered to control the alarm module to make a siren sound.
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 an intelligence camera monitoring device, includes the camera, image acquisition processing module, heat release electricity human body detection module, the button module, user terminal, communication interface, central processing unit module, the display module, alarm module, FLASH memory, a serial communication port, the camera is connected and is connected image acquisition processing module and central play processor module, and image acquisition processing module passes through I2C bus and SPI interface connection central processing unit module, and user terminal passes through communication interface connection central processing unit module, and FLASH memory passes through another SPI interface connection central processing unit module, and button module, heat release electricity human body detection module, alarm module and display module connect the IO mouth of central processing unit module respectively.
2. The monitoring device of claim 1, wherein the image capturing and processing module captures image information through a CMOS image sensor U2, a pin SIO _ D of the CMOS image sensor U2 is connected to a pin PA6 of the CPU MCU, a pin SIO _ C of the CMOS image sensor U2 is connected to a pin PA7 of the CPU MCU, a pin VSYNC of the CMOS image sensor U2 is connected to a pin PA10 of the CPU MCU, pins D0-D7 of the CMOS image sensor U2 are sequentially connected to pins DI0-DI7 of the DRAM data memory U3, a pin PLCK of the CMOS image sensor U2 is connected to a pin WLCK of the DRAM data memory U3, a pin of the CMOS image sensor U2 is connected to an A terminal of the NAND gate U4, an output terminal of the NAND gate U4 is connected to a pin WE of the DRAM data memory U3 through a buffer gate U5, and a B terminal of the NAND gate U4 is connected to a pin 7 of the CPU 6754, pins DO0-DO7 of the DRAM data memory U3 are connected with pins PC0-PC7 of the central processor MCU, and pin RCK of the DRAM data memory U3 is connected with pin PB8 of the central processor MCU.
3. The intelligent camera monitoring device according to claim 2, wherein the pyroelectric human body detection module detects signals through a pyroelectric relay U1, the D end of the pyroelectric relay U1 is connected with +5V voltage, a resistor R7 and a resistor R1, the S end of the pyroelectric relay U1 is connected with a capacitor C1, a resistor R2, a resistor R3 and the base of a triode N1, the G end of the pyroelectric relay U1 is connected with the other end of a capacitor C1, the ground end, a resistor R3, the emitter of a triode N1, a resistor R1 and a resistor R1, the other end of the resistor R1 is connected with the collector of the triode, the other end of the resistor R1 is connected with the in-phase end of the operational amplifier A1 through the capacitor C1, the inverted end of the operational amplifier A1 is connected with the other end of the resistor R1, the capacitor C1 and the anode of the capacitor C1 are connected with the anode of the operational amplifier C1, and the anode of the capacitor C1 and the operational amplifier C1 are connected with the anode of the capacitor C1, the inverting terminal of the operational amplifier A2 is connected with the other end of the resistor R7 and the other end of the resistor R6, and the output terminal of the operational amplifier A2 is connected with a pin PB0 of the central processing unit MCU.
4. The intelligent camera monitoring device as claimed in claim 3, wherein the alarm module controls an alarm whistle through an integrated circuit U4, pin 2 of the integrated circuit U6 is connected to pin 5 of the integrated circuit U6, a resistor R9 and a pin PB3 of the central processing unit MCU, pin 3 of the integrated circuit U6 is connected to the other end of a resistor R9, pin 1 of the integrated circuit U6 is connected to an emitter of a transistor N2 at a ground terminal, pin 4 of the integrated circuit U6 is connected to a base of a transistor N2, a collector of the transistor N2 is connected to a cathode speaker B1 of a light emitting diode D1, and an anode of the light emitting diode D1 is connected to +12V voltage and the other end of the speaker B1 through a resistor R8.
5. The intelligent camera monitoring device as claimed in claim 4, wherein the image acquisition processing module comprises a CMOS image sensor U2, a DRAM data memory U3, a NAND gate U4 and a buffer gate U5, the pyroelectric human body detection module comprises a pyroelectric sensor U1, resistors R1-R7, an operational amplifier A1-A2, a triode N1 and capacitors C1-C4, and the alarm module comprises a time base circuit U6, resistors R8-R9, a triode N2, a light emitting diode D1 and a speaker B1.
6. An intelligent camera monitoring device as claimed in claim 5, wherein the central controller MCU is an 8-bit microprocessor STM8S 207S.
7. The intelligent camera monitoring device as claimed in claim 6, wherein the SST25VF020 memory is selected as the FLASH memory.
8. An intelligent camera monitoring device as claimed in claim 1, wherein the pyroelectric sensor U1 is KP500B pyroelectric infrared sensor, the CMOS image sensor U2 is OV7670 camera, the DRAM data memory U3 is AL422B memory, the NAND gate U4 is 74HC00 NAND gate, and the time-base circuit U6 is HFC5212 chip.
9. The intelligent camera monitoring device as claimed in claim 1, wherein the operational amplifier a1-a2 is an LM393 operational amplifier.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073213.7A CN112785800A (en) | 2021-01-20 | 2021-01-20 | Intelligent camera monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073213.7A CN112785800A (en) | 2021-01-20 | 2021-01-20 | Intelligent camera monitoring device |
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| CN112785800A true CN112785800A (en) | 2021-05-11 |
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Application publication date: 20210511 |