CN205211059U - Public place monitoring alarm system - Google Patents
Public place monitoring alarm system Download PDFInfo
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- CN205211059U CN205211059U CN201521045435.4U CN201521045435U CN205211059U CN 205211059 U CN205211059 U CN 205211059U CN 201521045435 U CN201521045435 U CN 201521045435U CN 205211059 U CN205211059 U CN 205211059U
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Abstract
The utility model discloses a public place monitoring alarm system, it is provided with the camera, clamp circuit, adaptive equalizer, an analog -digital conversion circuit, a central processing unit, warning circuit, the TWI interface, microcontroller, USB interface and SRAM, camera connection clamp circuit, clamp circuit connects adaptive equalizer, adaptive equalizer connects analog to digital conversion circuit, analog to digital conversion circuit connects central processing unit, central processing unit connects microcontroller and TWI interface respectively, the TWI interface connection USB interface, SRAM connects microcontroller, and warning circuit connects central processing unit, will implant mobilizable memory such as criminal behavior's such as stealing vectorial model in to combining the on -the -spot real -time image information who shoots to contrast, thereby confirming whether the scene of keeping watch on exists the criminal behavior that breaks the law, and when the criminal behavior that breaks the law appears, the ability is timely sends the information, and success that can timely effectual some action of stealing of prevention.
Description
Technical field
The utility model relates to the fields such as monitoring technique, specifically, is public place monitoring and alarming system.
Background technology
Video Supervision Technique, utilizes Video Supervision Technique to detect, monitors region of setting up defences, display in real time, record image scene, the electronic system of retrieval and display history image or network system.
Video monitoring has a long history, and is traditionally widely used in safety-security area, is to assist public safety department to fight crime, maintain the important means of social stability.Along with popularizing of broadband, the development of computer technology, the raising of image processing techniques, video monitoring penetrates into other various fields such as education, government, amusement, medical treatment, hotel, motion just more and more widely.
The first-class supervisory system of shooting in existing public place, can only record a video, and warning function, in time there is pilferage behavior, can not catch thief timely, just situation at that time be recorded.
Utility model content
The purpose of this utility model is to design public place monitoring and alarming system, the vector model of criminal offences such as such as stealing is implanted in moveable storer, and contrast in conjunction with the image information of on-the-spot captured in real-time, thus determine whether monitored scene exists criminal offence, and when there being criminal offence to occur, information can be sent to staff, public security officer, pc terminal personnel etc. timely, and some can be stoped timely and effectively to steal the success of behavior.
The utility model is achieved through the following technical solutions: public place monitoring and alarming system, it is provided with camera, clamp circuit, adaptive equalizer, analog to digital conversion circuit, central processing unit, warning circuit, TWI interface, microcontroller, USB interface and SRAM, described camera connects clamp circuit, described clamp circuit connects adaptive equalizer, described adaptive equalizer connects analog to digital conversion circuit, analog-digital conversion circuit as described connects central processing unit, described central processing unit connects microcontroller and TWI interface respectively, described TWI interface connects USB interface, described SRAM connects microcontroller, described warning circuit connects central processing unit.
Further for better to realize the utility model, be sent in analog to digital conversion circuit after data-signal after adaptive equalizer process can being carried out back porch clamp further and carry out analog to digital conversion, be provided with following structure especially: between described adaptive equalizer and analog to digital conversion circuit, be also provided with back porch clamp circuit.
Further for better to realize the utility model, different vector models can being adopted to be transplanted in SRAM by needing based on difference, further improving the data processing performance of microcontroller; Adopt the method for hardware comparison simultaneously, accelerate the speed of system process, be arranged to following structure especially: described SRAM is two pieces, and all preset the vector model trained in each block SRAM.
Further for better to realize the utility model, the data communication that the mode of bus communication realizes between multiple interfaces and central processing unit can be adopted, thus the transfer efficiency of effective guarantee data, and make whole circuit design compacter, when reducing circuit-board laying-out, there will not be communication failure, special employing is following arranges structure: described microcontroller and TWI interface are all connected with central processing unit by bus.
Further for better to realize the utility model, further can improve the data processing performance of whole system, be provided with following structure especially: also comprise storer, described storer connects central processing unit, and described storer adopts EEPROM or/and flash storage.
Further for better to realize the utility model, a suitable operating voltage can be provided for central processing unit, and the oscillator signal that is suitable can be provided, when occurring that system internal program is wrong, system replacement can be carried out, avoid occurring that due to the machine of delaying detecting malfunctioning situation occurs, be provided with following structure especially: be also provided with power circuit, oscillatory circuit and WatchDog Timer, described central processing unit connects WatchDog Timer and power circuit respectively, and described oscillatory circuit connects WatchDog Timer.
Further for better to realize the utility model, HDMI technology can be utilized to carry out communication, the vision signal detected in real time can be revealed, and staff can be reminded timely when having criminal offence, stop the generation of criminal offence timely, be provided with following structure especially: also comprise HDMI treatment circuit, video system and audio system, described central processing unit connects HDMI treatment circuit, and described HDMI treatment circuit connects video system and audio system respectively.
Further for better to realize the utility model, when compare of analysis exists criminal offence, warning reminding can be carried out by the mode of sound and light alarm timely, be provided with following structure especially: described warning circuit adopts audible-visual annunciator system.
Further for better to realize the utility model, effectively can improve the handling property of whole system, the following set-up mode of special employing: described central processing unit adopts ATmega328.
Further for better to realize the utility model, effectively can improve the handling property of whole system, the following set-up mode of special employing: described microcontroller adopts ATmega8U2.
The utility model compared with prior art, has the following advantages and beneficial effect:
The vector model of criminal offences such as such as stealing is implanted in moveable storer by the utility model, and contrast in conjunction with the image information of on-the-spot captured in real-time, thus determine whether monitored scene exists criminal offence, and when there being criminal offence to occur, information can be sent to staff, public security officer, pc terminal personnel etc. timely, and some can be stoped timely and effectively to steal the success of behavior.
The utility model designs based on two pieces of SRAM, can add different vector model respectively, compare according to different demand, further improves the data processing performance of microcontroller.
Vector model is transplanted in SRAM by the utility model, adopts the method for hardware comparison, accelerates the speed of system process.
The utility model can automatic analysis detected image, runs into when having criminal offence and can give the alarm, and criminal offence appears in prompting staff or public security officer or back-stage management personnel front end.
Storer of the present utility model adopt one or more memory modules with the use of, further can improve the data processing performance of whole system, thus avoid occurring that signal transacting situation not in time occurs.
Accompanying drawing explanation
Fig. 1 is the utility model structural drawing.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1:
Public place monitoring and alarming system, the vector model of criminal offences such as such as stealing is implanted in moveable storer, and contrast in conjunction with the image information of on-the-spot captured in real-time, thus determine whether monitored scene exists criminal offence, and when there being criminal offence to occur, can timely to staff, public security officer, pc terminal personnel etc. send information, and some can be stoped timely and effectively to steal the success of behavior, as shown in Figure 1, be arranged to following structure especially: it is provided with camera, clamp circuit, adaptive equalizer, analog to digital conversion circuit, central processing unit, warning circuit, TWI interface, microcontroller, USB interface and SRAM, described camera connects clamp circuit, described clamp circuit connects adaptive equalizer, described adaptive equalizer connects analog to digital conversion circuit, analog-digital conversion circuit as described connects central processing unit, described central processing unit connects microcontroller and TWI interface respectively, described TWI interface connects USB interface, described SRAM connects microcontroller, described warning circuit connects central processing unit.
The vector model set according to different criminal offence is preset in described SRAM.
Video signal losses for unshielded twisted pair (UTP) cable long-distance transmissions in public place monitoring and alarming system compensates demand, adopts adaptive equalizer to compensate in UTP the composite video signal that decays.
When designing use, camera is monitored scene, first captured real time video image information will carry out signal amplification by pre-amplification circuit, then carry out the process of signal clamp by clamp circuit, data-signal after clamp process will carry out signal adaptive equilibrium treatment by adaptive equalizer, then utilize analog to digital conversion circuit convert simulating signal to digital signal and be sent in central processing unit; The information that microcontroller calls the vector model information in SRAM of being preset at and shooting in conjunction with central processing unit contrasts, thus judge that the on-the-spot situation that whether there is criminal offence occurs, staff or public security officer or background terminal personnel will be informed timely if exist, there is criminal offence in scene, also report to the police by warning circuit simultaneously.
Embodiment 2:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further for better to realize the utility model, be sent in analog to digital conversion circuit after data-signal after adaptive equalizer process can being carried out back porch clamp further and carry out analog to digital conversion, as shown in Figure 1, following structure is provided with especially: between described adaptive equalizer and analog to digital conversion circuit, be also provided with back porch clamp circuit.Owing to including AC compounent and DC component in simulating signal, when signal is by AC amplifier process, because amplifier exists coupling capacitance, so signal is can lose DC component by during these coupling capacitances; After vision signal lost DC component, the black level (i.e. sync level) of image can not be fixed on same level, and the content with picture signal changes by synchronous head, and synchronous head can not align.In order to make synchronous head align (synchronous head is fixed on a level line), make it not by the impact of picture material, must recover the DC component of its loss, this just uses clamp circuit and back porch clamp circuit.
Embodiment 3:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, different vector models can being adopted to be transplanted in SRAM by needing based on difference, further improving the data processing performance of microcontroller; Adopt the method for hardware comparison simultaneously, accelerate the speed of system process, as shown in Figure 1, be arranged to following structure especially: described SRAM is two pieces, and all preset the vector model trained in each block SRAM, described in the vector model that trains refer to the storage data of the high-dimensional feature space linear algorithm needed for SVM.
SVM (SupportVectorMachine), i.e. support vector machine.
Vector model refers to the linear algorithm that high-dimensional feature space adopts, and this linear algorithm is obtained by training, and namely the vector model trained refers to the storage data of the high-dimensional feature space linear algorithm needed for SVM.
Embodiment 4:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, the data communication that the mode of bus communication realizes between multiple interfaces and central processing unit can be adopted, thus the transfer efficiency of effective guarantee data, and make whole circuit design compacter, when reducing circuit-board laying-out, there will not be communication failure, as shown in Figure 1, special employing is following arranges structure: described microcontroller and TWI interface are all connected with central processing unit by bus.
Embodiment 5:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, further can improve the data processing performance of whole system, as shown in Figure 1, be provided with following structure especially: also comprise storer, described storer connects central processing unit, and described storer adopts EEPROM or/and flash storage.
Embodiment 6:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, a suitable operating voltage can be provided for central processing unit, and the oscillator signal that is suitable can be provided, when occurring that system internal program is wrong, system replacement can be carried out, avoid occurring that due to the machine of delaying detecting malfunctioning situation occurs, as shown in Figure 1, be provided with following structure especially: be also provided with power circuit, oscillatory circuit and WatchDog Timer, described central processing unit connects WatchDog Timer and power circuit respectively, described oscillatory circuit connects WatchDog Timer.
Embodiment 7:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, HDMI technology can be utilized to carry out communication, the vision signal detected in real time can be revealed, and staff can be reminded timely when having criminal offence, stop the generation of criminal offence timely, as shown in Figure 1, be provided with following structure especially: also comprise HDMI treatment circuit, video system and audio system, described central processing unit connects HDMI treatment circuit, described HDMI treatment circuit connects video system and audio system respectively.
Embodiment 8:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, when there is criminal offence in compare of analysis, warning reminding can be carried out timely by the mode of sound and light alarm, as shown in Figure 1, following structure is provided with especially: described warning circuit adopts audible-visual annunciator system.
Embodiment 9:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, effectively can improve the handling property of whole system, the following set-up mode of special employing: described central processing unit adopts ATmega328.Described ATmega328 has following characteristic: operating voltage 5V; Input voltage (recommendation) 7-12V; Input voltage (scope) 6-20V; Digital I/O pin 14 (wherein 6 tunnels export as PWM); Analog input pin 6; IO pin DC current 40mA; 3.3V pin DC current 50mA; FlashMemory32KB(ATmega328, wherein 0.5KB is used for bootloader); SRAM2KB(ATmega328), EEPROM1KB(ATmega328), work clock 16MHz).
Embodiment 10:
The present embodiment is at the enterprising one-step optimization in the basis of above-mentioned any embodiment, further for better to realize the utility model, effectively can improve the handling property of whole system, the following set-up mode of special employing: described microcontroller adopts ATmega8U2.Described ATmega8U2 has following characteristic: the Flash of 8K byte, supports from erase function; 512 byte EEPROM and 512 byte SRAM (not existing together of 8U and 16U is Flash capacity); Built-in Boot-Loader function; Support that USB at full speed, comprises 4 USB input/output port; Comprise built-in crystal oscillator; When operating voltage range is 2.7V to 5.5V, 2.7V, maximum operation frequency is 8MHz; During 4.5V, maximum operation frequency is 16MHz).
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection domain of the present utility model.
Claims (10)
1. public place monitoring and alarming system, it is characterized in that: it is provided with camera, clamp circuit, adaptive equalizer, analog to digital conversion circuit, central processing unit, warning circuit, TWI interface, microcontroller, USB interface and SRAM, described camera connects clamp circuit, described clamp circuit connects adaptive equalizer, described adaptive equalizer connects analog to digital conversion circuit, analog-digital conversion circuit as described connects central processing unit, described central processing unit connects microcontroller and TWI interface respectively, described TWI interface connects USB interface, described SRAM connects microcontroller, described warning circuit connects central processing unit.
2. public place according to claim 1 monitoring and alarming system, is characterized in that: between described adaptive equalizer and analog to digital conversion circuit, be also provided with back porch clamp circuit.
3. public place according to claim 1 and 2 monitoring and alarming system, is characterized in that: described SRAM is two pieces, and all presets the vector model trained in each block SRAM.
4. public place according to claim 3 monitoring and alarming system, is characterized in that: described microcontroller and TWI interface are all connected with central processing unit by bus.
5. public place according to claim 4 monitoring and alarming system, is characterized in that: also comprise storer, and described storer connects central processing unit, and described storer adopts EEPROM or/and flash storage.
6. public place according to claim 5 monitoring and alarming system, it is characterized in that: be also provided with power circuit, oscillatory circuit and WatchDog Timer, described central processing unit connects WatchDog Timer and power circuit respectively, and described oscillatory circuit connects WatchDog Timer.
7. public place according to claim 6 monitoring and alarming system, it is characterized in that: also comprise HDMI treatment circuit, video system and audio system, described central processing unit connects HDMI treatment circuit, and described HDMI treatment circuit connects video system and audio system respectively.
8. according to claim 1, the public place monitoring and alarming system described in any one of 2,4-7, is characterized in that: described warning circuit adopts audible-visual annunciator system.
9. according to claim 1, the public place monitoring and alarming system described in any one of 2,4-7, is characterized in that: described central processing unit adopts ATmega328.
10. according to claim 1, the public place monitoring and alarming system described in any one of 2,4-7, is characterized in that: described microcontroller adopts ATmega8U2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521045435.4U CN205211059U (en) | 2015-12-16 | 2015-12-16 | Public place monitoring alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521045435.4U CN205211059U (en) | 2015-12-16 | 2015-12-16 | Public place monitoring alarm system |
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| Publication Number | Publication Date |
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| CN205211059U true CN205211059U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521045435.4U Expired - Fee Related CN205211059U (en) | 2015-12-16 | 2015-12-16 | Public place monitoring alarm system |
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| Country | Link |
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| CN (1) | CN205211059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107146373A (en) * | 2017-06-20 | 2017-09-08 | 北京建筑大学 | A kind of newsstand monitoring method, apparatus and system |
-
2015
- 2015-12-16 CN CN201521045435.4U patent/CN205211059U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107146373A (en) * | 2017-06-20 | 2017-09-08 | 北京建筑大学 | A kind of newsstand monitoring method, apparatus and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20201216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |