CN202120394U - Dual-mode alarming device capable of lowering false alarming rate - Google Patents
Dual-mode alarming device capable of lowering false alarming rate Download PDFInfo
- Publication number
- CN202120394U CN202120394U CN2011202204880U CN201120220488U CN202120394U CN 202120394 U CN202120394 U CN 202120394U CN 2011202204880 U CN2011202204880 U CN 2011202204880U CN 201120220488 U CN201120220488 U CN 201120220488U CN 202120394 U CN202120394 U CN 202120394U
- Authority
- CN
- China
- Prior art keywords
- image
- module
- microprocessor
- human body
- detection module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a dual-mode alarming device capable of lowering false alarming rate, which comprises a microprocessor, an infrared sensor, a signal processing circuit and an image sensor. The microprocessor is provided with a detection module, an image comparison module and an image storage module. The infrared sensor acquires human body signals and transmits the signals to the signal processing unit, the processed human body signals are transmitted to the detection module of the microprocessor, and the detection module judges whether a person exists or not according to the human body signals. Original images without the person are prestored in the image storage module, the image sensor acquires the images and transmits the images to the image comparison module, and the image comparison module compares present images with the original images and judges whether the person exists or not according to changes of the images. The microprocessor maintains that alarming information is effective and stores the present images acquired by the image sensor when the detection module and the image comparison module both maintains that the person exists within a certain time. The dual-mode alarming device is capable of lowering the false alarming rate and simplifying parts to the largest extent.
Description
Technical field
The utility model relates to the warning device field, relates to a kind of bimodulus warning device that reduces rate of false alarm in particular.
Background technology
Along with the progress of society and improving constantly of people's living standard, security protection equipment has become the indispensable equipment that people guarantee personal safety as well as the property safety; Tradition security protection equipment generally all is that the sensing element through the outer end obtains on-site parameters and flows to security protection equipment, and this security protection equipment is judged the back and carried out corresponding actions.But since sensing element its be the sensing and detecting type element, it unavoidably can occur judging by accident and the detection signal that must make mistake, and then causes the malfunction of security protection equipment thus, brings certain puzzlement for people's life.
At present in order to reduce rate of false alarm; Such as aspect the infrared sensor; The general means that adopt two mirror or three mirror; Two mirror specifically are with " two infrared sensors are reported to the police simultaneously and just thought effective warning " this condition, as judging two mirror type infrared sensor apparatus theoretical foundation of whether effectively reporting to the police, thereby greatly reduce the rate of false alarm of the type sensor under various environment; Three mirror specifically are with " two infrared sensor add a ultrasonic sensor is reported to the police simultaneously just think effective warning " this condition; As judging whether effectively theoretical foundation of three mirror type infrared sensor apparatus warning, greatly reduce the rate of false alarm of the type sensor under various environment.
But, the means of two mirror or three mirror in the prior art, still there is following shortcoming at least in it:
One, two infrared sensors are to obtain the different detection signal through being arranged on diverse location in two mirror or three mirror; It can produce various signals between the two in order to let on the one hand; Its position that is provided with to both limits comparatively strictness, has so reduced the adjustable of installation site, and two infrared sensors are owing to be the detector of same nature on the other hand; So when certain undesired signal duration or semi-invariant acquired a certain degree, the probability that both report by mistake simultaneously was very high;
Two, after security protection equipment is judged situation; General all need present image be taken and store or directly sends to the user with the mode of multimedia message; So inevitably camera assembly need be set, so make the front end of whole security protection equipment have defectives such as element is too much.
In view of this, the inventor has this case to produce to the above-mentioned defective further investigation of existing security protection equipment then.
The utility model content
The purpose of the utility model is to provide a kind of bimodulus warning device that reduces rate of false alarm, still has bigger erroneous judgement situation and the too much defective of anterior member to solve prior art.
In order to reach above-mentioned purpose, the solution of the utility model is:
A kind of bimodulus warning device that reduces rate of false alarm; Wherein, Comprise microprocessor, infrared sensor, signal processing circuit and imageing sensor; This microprocessor has detection module, image comparing module and image memory module; This infrared sensor obtains human body signal and is delivered to signal processing circuit, and the human body signal after this signal processing circuit is handled human body signal and will be handled is delivered to the detection module of microprocessor, and this detection module has then judged whether the people according to this human body signal; Original image when this image memory module prestores nobody, this imageing sensor obtain image and present image are transferred to the image comparing module, and this image comparing module compares present image and original image and judged whether the people according to image change; This microprocessor all assert have man-hour to assert the present image that warning message is effective and the memory image sensor obtains at detection module and image comparing module in the certain hour of interval.
Further, this microprocessor also has the gsm module that can the present image through stores processor be sent to policeman person, and this gsm module also is connected with antenna element.
Further, said certain hour is 3s.
After adopting said structure; A kind of bimodulus warning device that reduces rate of false alarm that the utility model relates to; It obtains photo current through infrared sensor human body signal and imageing sensor respectively and judges in contrast then; Promptly adopted two different decision mechanisms under two kinds of complete different judgment models, made that thus the associating judgment mechanism can reduce rate of false alarm to greatest extent; In addition, the present image that this imageing sensor obtains can also be stored and consult or send required as the later stage, and it can reduce the number of anterior member in the security protection equipment greatly thus, thereby plays the effect of simplifying parts.
Description of drawings
Fig. 1 is a kind of structured flowchart that reduces the bimodulus warning device preferred embodiment of rate of false alarm for the utility model relates to.
Among the figure:
Imageing sensor 4.
Embodiment
In order further to explain the technical scheme of the utility model, come the utility model is set forth in detail through specific embodiment below.
As shown in Figure 1; A kind of bimodulus warning device 100 that reduces rate of false alarm that it relates to for the utility model; Comprise microprocessor 1, infrared sensor 2, signal processing circuit 3 and imageing sensor 4; This infrared sensor 2 links to each other with signal processing circuit 3, and this signal processing circuit 3 all links to each other with microprocessor 1 with imageing sensor 4.
This microprocessor 1 specifically comprises detection module 11, image comparing module 12 and the image memory module 13 that is built in the microprocessor 1 again.
This infrared sensor 2 obtains human body signal and is delivered to signal processing circuit 3; Human body signal after 3 pairs of human body signals of this signal processing circuit are handled and will be handled is delivered to the detection module 11 of microprocessor 1, and 11 of this detection modules have judged whether the people according to this human body signal.
In general original image when this image memory module 13 prestores nobody, this original image are after whole bimodulus warning device 100 installations, and the mode of being obtained image scene by installation personnel during to 100 initialization of bimodulus warning device automatically forms; When concrete work, this imageing sensor 4 obtains image and present image is transferred to image comparing module 12, and this image comparing module 12 compares present image and original image, and has judged whether the people according to image change; If detection module 11 and image comparing module 12 are all assert in interval certain hour (can adopt 3s during practical implementation) people is arranged, 1 of this microprocessor assert that warning message is effective, and the present image that imageing sensor 4 is obtained stores.Preferably, this microprocessor 1 also has gsm module 14, and this gsm module 14 then also is connected with antenna element 15, and when assert that warning message is effective, this gsm module 14 will be sent to policeman person through the present image of stores processor through antenna element 15.
Can be for the bimodulus warning device 100 that lets the utility model relate to by clearer open, the utility model also discloses a kind of bimodulus alarm method that reduces rate of false alarm, and this method comprises the steps:
1., imageing sensor 4 has also judged whether the people respectively with infrared sensor 2 each self-operating:
1. concrete this step comprises two each self-operatings step by step, is steps A and step B:
A, imageing sensor 4 obtain present image; And transfer to the image comparing module 12 of microprocessor 1; This image comparing module 12 is transferred the original image in the image memory module 13 and is made it and contrasts with present image; Repeat this step if image does not change, promptly imageing sensor 4 continues to obtain present image; Be judged as the people if image changes, and informed microprocessor 1;
B, infrared sensor 2 obtain human body signal, and via the detection module 11 that transfers to microprocessor 1 after the signal processing circuit 3, this detection module 11 has judged whether the people according to human body signal; If judge nobody, then repeated execution of steps; If be judged as the people, then inform microprocessor 1;
2., 1 pair of notifying time of microprocessor compares, if microprocessor 1 receives simultaneously in certain hour (this time is preferably 3s) and informs, judge that then alerting signal is effective, and the present image that imageing sensor 4 is obtained stores.
Preferably, this bimodulus alarm method also comprises:
3., if alerting signal is judged as effectively, 1 of this microprocessor will be sent to policeman person through the photo current that stores through its built-in gsm module 14.
Like this; A kind of bimodulus warning device 100 and method thereof that reduces rate of false alarm that the utility model relates to; It obtains photo current through infrared sensor 2 human body signals and imageing sensor 4 respectively and judges in contrast that then so the utility model has following beneficial effect at least:
One, the utility model has adopted two different decision mechanisms under two kinds of complete different judgment models, makes that thus the associating judgment mechanism can reduce rate of false alarm to greatest extent;
Two, the present image that obtains of this imageing sensor 4 can also be stored and consults or send required as the later stage, and it can reduce the number of anterior member in the security protection equipment greatly thus, thereby plays the effect of simplifying parts.
Product form of the foregoing description and graphic and non-limiting the utility model and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from the patent category of the utility model to its suitable variation or modification of doing.
Claims (3)
1. bimodulus warning device that can reduce rate of false alarm; It is characterized in that; Comprise microprocessor, infrared sensor, signal processing circuit and imageing sensor; This microprocessor has detection module, image comparing module and image memory module; This infrared sensor obtains human body signal and is delivered to signal processing circuit, and the human body signal after this signal processing circuit is handled human body signal and will be handled is delivered to the detection module of microprocessor, and this detection module has then judged whether the people according to this human body signal; Original image when this image memory module prestores nobody, this imageing sensor obtain image and present image are transferred to the image comparing module, and this image comparing module compares present image and original image and judged whether the people according to image change; This microprocessor all assert have man-hour to assert the present image that warning message is effective and the memory image sensor obtains at detection module and image comparing module in the certain hour of interval.
2. a kind of bimodulus warning device that reduces rate of false alarm as claimed in claim 1 is characterized in that this microprocessor also has the gsm module that can the present image through stores processor be sent to policeman person, and this gsm module also is connected with antenna element.
3. a kind of bimodulus warning device that reduces rate of false alarm as claimed in claim 1 is characterized in that said certain hour is 3s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202204880U CN202120394U (en) | 2011-06-27 | 2011-06-27 | Dual-mode alarming device capable of lowering false alarming rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202204880U CN202120394U (en) | 2011-06-27 | 2011-06-27 | Dual-mode alarming device capable of lowering false alarming rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202120394U true CN202120394U (en) | 2012-01-18 |
Family
ID=45461442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202204880U Expired - Fee Related CN202120394U (en) | 2011-06-27 | 2011-06-27 | Dual-mode alarming device capable of lowering false alarming rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202120394U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280002A (en) * | 2011-06-27 | 2011-12-14 | 厦门青年网络通讯股份有限公司 | Dual-mode alarm device and method capable of decreasing false alarm rate |
| CN109887211A (en) * | 2019-03-01 | 2019-06-14 | 深圳市安尼数字技术有限公司 | Human body method for detecting |
-
2011
- 2011-06-27 CN CN2011202204880U patent/CN202120394U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280002A (en) * | 2011-06-27 | 2011-12-14 | 厦门青年网络通讯股份有限公司 | Dual-mode alarm device and method capable of decreasing false alarm rate |
| CN109887211A (en) * | 2019-03-01 | 2019-06-14 | 深圳市安尼数字技术有限公司 | Human body method for detecting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102280002A (en) | Dual-mode alarm device and method capable of decreasing false alarm rate | |
| CN104867265B (en) | Camera device, fire detection alarm system and method | |
| TW201331893A (en) | Intelligent monitoring system with automatic notification and intelligent monitoring device thereof | |
| CN105844209B (en) | visitor identification based on infrared radiation detection | |
| CN105759096A (en) | Electricity larceny prevention apparatus for electric power meter box | |
| CN107146375A (en) | A kind of method and system of intelligent monitor infantal sleeping state | |
| CN104317199A (en) | Mobile smart housekeeper | |
| CN104134311A (en) | Traffic accident monitoring alarm device and method | |
| CN104464138B (en) | Solar multiplex recognition anti-theft monitoring early warning system low in power consumption | |
| CN105931415A (en) | Integrated multifunctional electrical fire monitoring detector | |
| TWI452542B (en) | Electronic device and method for immediately transmitting warning signal, and security monitoring system | |
| CN201757683U (en) | Human sleeping temperature detection alarm | |
| CN202120394U (en) | Dual-mode alarming device capable of lowering false alarming rate | |
| CN201773461U (en) | Burglar and breakage preventing remote visual on-line monitoring system for electric power equipment | |
| CN106056836A (en) | Home security system | |
| CN206773887U (en) | Charging equipment safe distance monitoring alarm | |
| CN104754301A (en) | Automatic monitoring system with near-end nursing function and cloud end transmitting function | |
| CN105763835A (en) | Community intelligent monitoring system | |
| CN105976564A (en) | Functional remote monitoring system | |
| CN203759811U (en) | Intelligent household monitor alarm system | |
| KR100796143B1 (en) | Alarm message transmit system and process | |
| CN106871952A (en) | A kind of electric power tower multifunctional monitoring terminal | |
| CN205158547U (en) | Outdoor intelligent alarm device | |
| CN202084118U (en) | Electric facility safety system | |
| CN202230578U (en) | Human body state monitoring alarm |
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: 20120118 Termination date: 20140627 |
|
| EXPY | Termination of patent right or utility model |