CN103106763A - System and method of alarming - Google Patents
System and method of alarming Download PDFInfo
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- CN103106763A CN103106763A CN2011103510750A CN201110351075A CN103106763A CN 103106763 A CN103106763 A CN 103106763A CN 2011103510750 A CN2011103510750 A CN 2011103510750A CN 201110351075 A CN201110351075 A CN 201110351075A CN 103106763 A CN103106763 A CN 103106763A
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Abstract
The invention discloses a system and a method of alarming. The system of the alarm comprises a camera shooting unit, a wireless communication module and a server, wherein the wireless communication module comprises a monitoring image acquisition module, an image comparing module, an evidence acquisition module and an evidence sending module. The monitoring image acquisition module is used for invoking images of a monitoring area shot by the camera shooting unit at regular time. The image comparing module is used for calculating difference of every two images which are shot successively of the monitoring area acquired by the monitoring image acquisition module, and if the difference exceeds an alarm threshold value, the evidence acquisition module is invoked. The evidence acquisition module is used for the camera shooting unit shooting an image and/or a video of the monitoring area. The evidence sending module is used for sending the image and/or the video acquired by the evidence acquisition module to the server. The system and the method of the alarm are very high in integration level, low in cost, and low in developing difficulty.
Description
Technical field
The present invention relates to a kind of warning system, particularly relate to a kind of warning system and a kind of alarm method that utilizes this warning system to realize.
Background technology
At present, the warning system based on radio communication has applied to the various occasions such as warehouse, factory and traffic widely.As shown in Figure 1, this traditional warning system generally comprises one or more proximity transducers 1 ', an image unit 2 ', a wireless communication module 3 ' and a server 4 ', and wherein, this proximity transducer can be infrared sensor etc.Those proximity transducers 1 ' are used for a guarded region is monitored, in case finding has a suspect to trespass this guarded region, starting immediately this image unit 2 ' takes pictures and/or makes a video recording this guarded region, this wireless communication module 3 ' is used for image and/or the video that this image unit 2 ' is accessed and is sent to this server 4 ', to realize and alarm.
Such warning system exists the lower shortcoming of integrated level:
One, in this warning system, need to rely on special proximity transducer and come trigger alarm.This extra warning trigger equipment obviously can cause the cost of this warning system to rise, and it has also increased the number of devices in this warning system in addition, thereby has increased the software development difficulty of this warning system.
Two, in this warning system, this image unit 2 ' is all separate design with this wireless communication module 3 ' usually, therefore need to design extra circuit board between both toward contact during the function association between realizing both, this extra circuit board obviously also can cause the cost of this warning system to rise, and it has also increased the complexity that is connected between this image unit 2 ' and this wireless communication module 3 ' in addition.
Summary of the invention
The technical problem to be solved in the present invention is in order to overcome the lower defective of warning system integrated level of the prior art, the high warning system of a kind of integrated level and a kind of alarm method that utilizes this warning system to realize to be provided.
The present invention solves above-mentioned technical matters by following technical proposals: a kind of warning system, its characteristics be, it comprises an image unit, a wireless communication module and a server,
This wireless communication module comprises a monitoring image acquisition module, an image comparison module, an evidence acquisition module and an evidence sending module,
This monitoring image acquisition module is used for periodically calling the image that this image unit is taken a guarded region;
This image comparison module be used for to be calculated the difference of every front and back two width images of this guarded region that this monitoring image acquisition module obtains, if this difference surpasses an alarm threshold value, calls this evidence acquisition module;
This evidence acquisition module is used for calling image and/or the video that this image unit is taken this guarded region;
Image and/or video that this evidence sending module is used for this evidence acquisition module is obtained are sent to this server.
The integrated level of this warning system of the present invention is high, no longer needs to rely on extra proximity transducer and come trigger alarm in this warning system, and the function of trigger alarm is directly called this image unit by this wireless communication module and realized.Specifically, the present invention is that every front and back two width images of this guarded region of constantly this monitoring image acquisition module being obtained by this image comparison module in this wireless communication module compare trigger alarm, and the mode of this trigger alarm can be brought following benefit:
One, omit traditional proximity transducer and obviously can reduce the holistic cost of this warning system, also reduce in addition the number of devices in this warning system, thereby reduced the software development difficulty of this warning system.
Two, compared to the triggering mode of the proximity transducers such as infrared sensor, come the mode of trigger alarm to have better antijamming capability and on-the-spot adaptive faculty by image comparison.When every front and back two width images are compared, always will be early piece image be considered as the benchmark image, and will more late piece image be considered as target image to be compared, because the benchmark image is constantly regularly upgrading, therefore just can very effectively suppress the slow change of the natural conditions such as ambient light to the resultant unnecessary interference of image comparison.
In a single day in addition, the calculating of this difference in the present invention can be carried out for any parameter of image, and has selected a certain parameter of image, this alarm threshold value in the present invention should be also a default value for this parameter of image.The alarm threshold value that value is higher will be conducive to realize higher warning accuracy, and the lower alarm threshold value of value will be conducive to realize higher warning sensitivity, and those skilled in the art can seek suitable balance according to concrete monitoring requirement of strength between warning sensitivity and warning accuracy.
Preferably, this image unit is a camera, and this wireless communication module is provided with a utilizing camera interface, and this camera directly is connected by this utilizing camera interface with this wireless communication module.
When the user connects at the hardware that carries out this warning system of the present invention, this utilizing camera interface that only needs this camera directly to be inserted to this wireless communication module gets final product, simple and convenient, need not to design any extra circuit board between this camera and this wireless communication module, also reduced thus the holistic cost of this warning system.
Preferably, this wireless communication module is a GSM (global mobile communication) module.Certainly, except this kind standard, this wireless communication module also can adopt other various radio communication standards.
Preferably, this image comparison module is used for calling this evidence acquisition module when this difference single surpasses this alarm threshold value; Or this image comparison module is used for calling this evidence acquisition module when the continuous preset times of this difference surpasses this alarm threshold value.
In the situation that this difference single surpasses just trigger alarm of this alarm threshold value, can realize high warning sensitivity, and in the situation that this difference continuous several times surpasses just trigger alarm of this alarm threshold value, can farthest avoid occurring the phenomenon of false alarm, thereby realize high warning accuracy.Based on above-mentioned principle, those skilled in the art can seek suitable balance according to concrete monitoring requirement of strength between warning sensitivity and warning accuracy, this suitable balance can in the situation that the value height of taking this alarm threshold value into consideration by realizing for this preset times arranges suitable value.
Preferably, this difference is gray-scale value poor of the integral body of every front and back two width images.
Preferably, this difference is gray-scale value poor of at least one part of every front and back two width images.
For general guarded region, wherein total some zone needs key monitoring, the for example not good trail of some illuminations, back doors etc., all the other zones need not key monitoring usually, zone that is for example occupied by buildings etc., can be only compare the gray-scale value of the zone that needs key monitoring in the two width images of every front and back (corresponding to this at least one part in every width image) this moment, can improve like this resource utilization ratio of this wireless communication module.
Preferably, this wireless communication module also comprises an evidence memory module, is used for image and/or video that this evidence acquisition module of storage obtains.These images and/or video can use as evidence in the later stage.
The present invention also aims to provide a kind of alarm method, its characteristics are, it utilizes above-mentioned warning system to realize, this alarm method comprises:
S
1, this monitoring image acquisition module periodically calls the image that this image unit is taken this guarded region;
S
2, this guarded region of obtaining of this monitoring image acquisition module of this image comparison module computes the difference of every front and back two width images, if this difference surpasses this alarm threshold value, enter S
3If this difference does not surpass this alarm threshold value, returns to S
1
S
3, this evidence acquisition module calls image and/or the video that this image unit is taken this guarded region;
S
4, this evidence sending module is sent to this server with image and/or the video that this evidence acquisition module obtains.
Preferably, S
2In judge that in this image comparison module this difference single just enters S when surpassing this alarm threshold value
3Or, S
2In judge that in this image comparison module the continuous preset times of this difference just enters S when surpassing this alarm threshold value
3
Preferably, this difference is gray-scale value poor of the integral body of every front and back two width images.
Preferably, this difference is gray-scale value poor of at least one part of every front and back two width images.
Preferably, this wireless communication module also comprises an evidence memory module, S
4Comprise that also this evidence memory module stores image and/or video that this evidence acquisition module obtains.
In addition, what this server in the present invention referred to is only the concept of common Surveillance center, and it both can be a server apparatus group that is comprised of multiple servers equipment, also can be a common computer that server program is installed.
Positive progressive effect of the present invention is: the invention provides the high warning system of a kind of integrated level and method, holistic cost and the software development difficulty of this warning system have been reduced thus, the warning triggering mode of image comparison also has better antijamming capability and on-the-spot adaptive faculty in addition, and the hardware of this warning system of the present invention connects also very simple and convenient in addition.
Description of drawings
Fig. 1 is the structural representation of existing warning system.
Fig. 2 is the structural representation of this warning system of the present invention.
Fig. 3 is the schematic flow sheet of this alarm method of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
As shown in Figure 2, this warning system of the present invention comprises an image unit 1, a wireless communication module 2 and a server 3.Wherein, this image unit 1 can adopt various existing picture pick-up devices to realize, it had both possessed image camera function, possesses again video capture function, in addition, this wireless communication module 2 can be the wireless communication module of various communication standards, for example can be a gsm module.
2 of this wireless communication modules comprise again a monitoring image acquisition module 21, an image comparison module 22, an evidence acquisition module 23 and an evidence sending module 24 further.
This monitoring image acquisition module 21 is used for periodically calling the image that this image unit 1 is taken a guarded region, just obtained thus an image sequence of this guarded region, the time interval of taking can suitably be set by those skilled in the art, for example can be set as 1 minute.
This image comparison module 22 is used for calculating the difference of every front and back two width images of this image sequence, if this difference surpasses an alarm threshold value, and trigger alarm, this moment, this image comparison module 22 can be called this evidence acquisition module 23 startup work.This evidence acquisition module 23 can call image and/or the video that this image unit 1 is taken this guarded region, simultaneously by this evidence sending module 24, image and/or the video that this evidence acquisition module 23 gets is sent to this server 3, thereby completes the operation of reporting to the police to a for example Surveillance center at this server 3 places.
Just trigger alarm can have the different selection of two classes when surpassing this alarm threshold value at this difference how many times: the first kind is selected, as long as this difference single surpasses this alarm threshold value, and just trigger alarm immediately; Equations of The Second Kind is selected, only when the continuous preset times of this difference (namely repeatedly) surpasses this alarm threshold value, and trigger alarm.
Referring to above to the explanation of this alarm threshold value and this preset times as can be known, for balanced alarm sensitivity and warning accuracy better, those skilled in the art can be in the situation that the value of this alarm threshold value be higher, selects as long as this difference single surpasses just trigger alarm or arrange this preset times lower of this alarm threshold value; And in the situation that the value of this alarm threshold value is lower, can arrange this preset times higher.
In addition, the image parameter of selecting in order to calculate this difference can be the gray-scale value of image, when specifically the gray-scale value of every front and back two width images being compared, both can the gray-scale value of the integral body of image be compared, also can the gray-scale value of at least one part in image be compared, certainly the latter will more be conducive to realize some the regional key monitoring in this guarded region, and also be conducive to save and calculate the system resource that this difference consumes.
In addition, in order to realize this locality storage to evidence, this wireless communication module can also comprise an evidence memory module 25, this evidence memory module 25 can be any storage medium, SD card (safe digital card) etc. for example, the image that this evidence acquisition module 23 gets and/or video just can be kept in this evidence memory module 25, use to treat the later stage evidence obtaining.
When this wireless communication module 2 was built-in with a utilizing camera interface, this image unit 1 just can adopt a camera to realize, when connecting this image unit 1 with this wireless communication module 2, only needed that this camera directly is inserted to this utilizing camera interface and got final product.
As shown in Figure 3, the alarm method that utilizes above-mentioned warning system to realize comprises the following steps:
And in step 101, both can judge that this difference single just entered step 102 when surpassing this alarm threshold value in this image comparison module, also can judge that this difference just enters step 102 when this preset times surpasses this alarm threshold value continuously in this image comparison module.
In addition, when this wireless communication module also was provided with this evidence memory module 25, step 103 item comprised also that this evidence memory module stores image and/or video that this evidence acquisition module obtains.
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make various changes or modifications to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (12)
1. a warning system, is characterized in that, it comprises an image unit, a wireless communication module and a server,
This wireless communication module comprises a monitoring image acquisition module, an image comparison module, an evidence acquisition module and an evidence sending module,
This monitoring image acquisition module is used for periodically calling the image that this image unit is taken a guarded region;
This image comparison module be used for to be calculated the difference of every front and back two width images of this guarded region that this monitoring image acquisition module obtains, if this difference surpasses an alarm threshold value, calls this evidence acquisition module;
This evidence acquisition module is used for calling image and/or the video that this image unit is taken this guarded region;
Image and/or video that this evidence sending module is used for this evidence acquisition module is obtained are sent to this server.
2. warning system as claimed in claim 1, is characterized in that, this image unit is a camera, and this wireless communication module is provided with a utilizing camera interface, and this camera directly is connected by this utilizing camera interface with this wireless communication module.
3. warning system as claimed in claim 1, is characterized in that, this wireless communication module is a gsm module.
4. warning system as described in any one in claim 1-3, is characterized in that, this image comparison module is used for calling this evidence acquisition module when this difference single surpasses this alarm threshold value; Or this image comparison module is used for calling this evidence acquisition module when the continuous preset times of this difference surpasses this alarm threshold value.
5. warning system as claimed in claim 4, is characterized in that, this difference is gray-scale value poor of the integral body of every front and back two width images.
6. warning system as claimed in claim 4, is characterized in that, this difference is gray-scale value poor of at least one part of every front and back two width images.
7. warning system as claimed in claim 4, is characterized in that, this wireless communication module also comprises an evidence memory module, is used for image and/or video that this evidence acquisition module of storage obtains.
8. an alarm method, is characterized in that, it utilizes warning system claimed in claim 1 to realize, this alarm method comprises:
S
1, this monitoring image acquisition module periodically calls the image that this image unit is taken this guarded region;
S
2, this guarded region of obtaining of this monitoring image acquisition module of this image comparison module computes the difference of every front and back two width images, if this difference surpasses this alarm threshold value, enter S
3If this difference does not surpass this alarm threshold value, returns to S
1
S
3, this evidence acquisition module calls image and/or the video that this image unit is taken this guarded region;
S
4, this evidence sending module is sent to this server with image and/or the video that this evidence acquisition module obtains.
9. alarm method as claimed in claim 8, is characterized in that, S
2In judge that in this image comparison module this difference single just enters S when surpassing this alarm threshold value
3Or, S
2In judge that in this image comparison module the continuous preset times of this difference just enters S when surpassing this alarm threshold value
3
10. alarm method as claimed in claim 9, is characterized in that, this difference is gray-scale value poor of the integral body of every front and back two width images.
11. alarm method as claimed in claim 9 is characterized in that, this difference is gray-scale value poor of at least one part of every front and back two width images.
12. alarm method as claimed in claim 9 is characterized in that, this wireless communication module also comprises an evidence memory module, S
4Comprise that also this evidence memory module stores image and/or video that this evidence acquisition module obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103510750A CN103106763A (en) | 2011-11-09 | 2011-11-09 | System and method of alarming |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103510750A CN103106763A (en) | 2011-11-09 | 2011-11-09 | System and method of alarming |
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| CN2011103510750A Pending CN103106763A (en) | 2011-11-09 | 2011-11-09 | System and method of alarming |
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| CN104166411A (en) * | 2014-07-21 | 2014-11-26 | 苏州昊枫环保科技有限公司 | Multi-room cascade-control inductive comparison monitoring system |
| CN104615787A (en) * | 2015-03-06 | 2015-05-13 | 中国建设银行股份有限公司 | Method and device for updating interface display |
| WO2016074485A1 (en) * | 2014-11-10 | 2016-05-19 | Sengled Optoelectronics Co., Ltd | Led lighting device, led lighting system and method for controlling thereof |
| WO2017128199A1 (en) * | 2016-01-28 | 2017-08-03 | 黄冠明 | Method and device for pushing information during real-time monitoring |
| WO2017128347A1 (en) * | 2016-01-29 | 2017-08-03 | 张仓 | Method and system for acquiring monitoring information by means of wechat |
| CN107993388A (en) * | 2017-12-26 | 2018-05-04 | 长春理工大学 | A kind of Intelligent security apparatus, method and system |
| CN108564750A (en) * | 2018-04-24 | 2018-09-21 | 广东美的制冷设备有限公司 | Security alarm method, apparatus and household appliance |
| CN109202534A (en) * | 2018-08-30 | 2019-01-15 | 上海大学 | A kind of machining center breaking alarm system |
| CN109254897A (en) * | 2018-09-11 | 2019-01-22 | 郑州云海信息技术有限公司 | A kind of alarm method and device |
| CN110715686A (en) * | 2019-10-23 | 2020-01-21 | 广州市吉华勘测股份有限公司 | High formwork supporting alarm system and method |
| CN113161894A (en) * | 2021-06-25 | 2021-07-23 | 山东万海电气科技有限公司 | Box-type substation with intelligent remote monitoring system |
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| CN104166411A (en) * | 2014-07-21 | 2014-11-26 | 苏州昊枫环保科技有限公司 | Multi-room cascade-control inductive comparison monitoring system |
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| CN109202534A (en) * | 2018-08-30 | 2019-01-15 | 上海大学 | A kind of machining center breaking alarm system |
| CN109254897A (en) * | 2018-09-11 | 2019-01-22 | 郑州云海信息技术有限公司 | A kind of alarm method and device |
| CN110715686A (en) * | 2019-10-23 | 2020-01-21 | 广州市吉华勘测股份有限公司 | High formwork supporting alarm system and method |
| CN113161894A (en) * | 2021-06-25 | 2021-07-23 | 山东万海电气科技有限公司 | Box-type substation with intelligent remote monitoring system |
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Application publication date: 20130515 |