CN105096502B - A kind of anti-malicious intrusions early warning monitoring equipment based on smart home - Google Patents
A kind of anti-malicious intrusions early warning monitoring equipment based on smart home Download PDFInfo
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- CN105096502B CN105096502B CN201510544408.XA CN201510544408A CN105096502B CN 105096502 B CN105096502 B CN 105096502B CN 201510544408 A CN201510544408 A CN 201510544408A CN 105096502 B CN105096502 B CN 105096502B
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- Prior art keywords
- alternating current
- smart home
- middle control
- detection unit
- zero passage
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
Abstract
A kind of anti-malicious intrusions early warning monitoring equipment based on smart home, the present invention relates to smart home security fields, it aims to solve the problem that existing smart home security equipment cannot detect abnormal power supply in smart home route, it cannot distinguish between malicious intrusions power-off to power off with large-scale area, it is unfavorable for resident when disaster occurs to escape, lacks feedback control, efficient communication and backup power source the starting technical problems such as not in time.The structure feature includes the middle control warning module examined for alternating current virtual value: receiving alternating current；The zero passage detection unit examined for mains frequency: it receives alternating current and exports detection signal；Discrimination module: receiving detection signal and exports differentiation signal to middle control warning module；The unmanned plane of charge-coupled device is installed: carrying out information exchange with middle control warning module.The present invention is used for the early warning of smart home system electrical anomaly.
Description
Technical field
The present invention relates to smart home security fields, and in particular to a kind of pre- police commissioner of anti-malicious intrusions based on smart home
Control equipment.
Background technique
It is gradually increased with the continuous progress of science and technology with living standard, miscellaneous smart home device enters people
Life.However, malicious intrusions equipment also increasingly has hiding therewith, in the case where cutting off the power, into
The destructive invasion of row.Existing smart home device, generally all using the electrical parameter of alternating current as design standard, it is virtually impossible to cope with power supply
Hold the emergency case occurred or other sabotage behavior: power-off, supply frequency or amplitude are by extraneous malicious interference；That is, intelligence
When home equipment power-off, supply frequency or amplitude occurs by extraneous malicious interference situation, immediately with regard to failure or failure.Particularly,
Smart home security equipment or entrance guard facilities, processing power events are not intelligent；Smart home with power-off protection alarm
Security device or entrance guard facilities cannot distinguish between non-malicious power events, are easy false alarm, cause unnecessary loss；Majority peace
Anti- equipment or entrance guard facilities, are equipped with the isolating device that cuts off self-lock, this is unfavorable for resident when the disasters such as fire and earthquake occur
Escape；Existing power-off prior-warning device, can not detect and cause smart home device failure by malicious interference supply frequency or amplitude
Or the event of failure, i.e., smart home device working frequency and power are interfered, makes its failure or in non-normal working
State, also, the invasion mode can't trigger backup power source (power-off triggering system), the drive that equipment will persistently by " bad " power supply
It is dynamic, cause to damage in abnormal operation for a long time or failure failure.
In addition, existing malicious intrusions behavior is generally stolen or is destroyed for single household in a street area with implementing；Specifically
Ground is destroyed for the power supply or circuit line of smart home security equipment or entrance guard facilities.
Summary of the invention
For the above-mentioned prior art, it is an object of that present invention to provide a kind of pre- police commissioner of anti-malicious intrusions based on smart home
Equipment is controlled, aims to solve the problem that existing smart home security equipment cannot detect abnormal power supply in smart home route, cannot distinguish between
Malicious intrusions power-off with large-scale area power off, be unfavorable for disaster occur when resident escape, lack feedback control, efficient communication and
The backup power source starting technical problems such as not in time.In addition, generating far-reaching technical inspiration to industry target: being based only on this family city
The smart home system that electricity is built, in this family city electrical anomaly, it will lose original function, or even can not effectively start standby electricity
Source；Unconventionally, alternating current bus in close quarters is accessed by independent hidden wiring, realizes inspection, monitoring and emergency, and produce
Unexpected breakthrough effect is given birth to.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows:
A kind of anti-malicious intrusions early warning monitoring equipment based on smart home, including the middle control examined for alternating current virtual value
Warning module: alternating current is received；The zero passage detection unit examined for mains frequency: it receives alternating current and exports detection signal；Differentiate
Module: receiving detection signal and exports differentiation signal to middle control warning module；The unmanned plane of charge-coupled device is installed: in
It controls warning module and carries out information exchange；The unmanned plane, communication network use mobile self-grouping network.
In above scheme, the alternating current, including this family alternating current and close quarters alternating current.Creatively, it has accessed adjacent
Block alternating current has bypassed this family alternating current input bus, while this family alternating current and close quarters city is electrically accessed middle control warning module,
The virtual value variation of two type alternating currents of real time contrast；It is significant ground and substantially, distinguished regional electrical anomaly and single household by
Malicious intrusions improve the accuracy of identification of malicious intrusions behavior, reduce invasion rate of false alarm.
In above scheme, it is preferable that the close quarters alternating current, including a plurality of close quarters alternating current, by independent hidden
Route is hidden, controls warning module in connection.It is significant ground and substantially, increase hiding, significantly reduce middle control prior-warning device by
To failure when electricity invasion or a possibility that failure.
In above scheme, it is preferable that the middle control warning module receives alternating current by transformer.Provide decompression, every
From and protection.
In above scheme, it is preferable that it is ± 30% that the middle control warning module, which presets electrical anomaly value to deviate range, is maintained
Time is 1 minute.
In above scheme, the middle control warning module is different according to the default electricity of the stability of smart home system electric consumption
Often deviate range.Smart home system is more stable with electric consumption power, and electrical anomaly value deviation range is narrower, differentiates electrical anomaly event
Precision it is higher.
In above scheme, the middle control warning module, including A/D converter: alternating current is received, and exports and has alternating current
The digital signal of effective value tag；Processor: the digital signal of A/D converter is received.Virtual value inspection is provided in real time.
In above scheme, the A/D converter receives alternating current in such a way that connection is depressured protector.It provides
Decompression, isolation and protection.
In above scheme, the zero passage detection unit, including the first zero passage detection unit and the second zero passage detection unit.
Frequency detecting is provided in real time.
In above scheme, it is preferable that the zero passage detection unit, including sequentially connected digital isolator, rectifier bridge
Circuit and voltage comparator circuit.Digital isolator realizes stable, reliable insulation blocking, and filters out random noise disturbance.
In above scheme, the discrimination module, including XOR gate: receive detection signal；Connect the phase inverter of XOR gate:
Same or door is constituted with XOR gate；Integrator: same or door output end is connected；Connect the oscillator of integrator: 60 hertz of output is humorous
Vibration pulse.When electrical anomaly occurs in alternating current at this family, the differentiation of electrical anomaly event is realized；Voltage enhancing is provided, ensure that early warning
Device carries out emergency operation.
In above scheme, it is preferable that the middle control warning module is also connected with and triggers answering for function processed with electrical anomaly
Urgent telegram source, communication node and/or feedback node.When regionality power-off or disaster occur, Emergency power source is provided down to middle control
Warning module uses communication node notice rescue；Feedback node accessing user's controlling terminal, when being abnormal event, particularly,
Single household power-off will inform the user that, so that carrying out corresponding emergency operation.
In above scheme, it is preferable that the processor, including the field programmable gate array and digital processing being mutually matched
Device.Flexible structure has stronger versatility, is suitable for modularized design, so as to improve matching algorithm efficiency；It is opened simultaneously
The hair period is shorter, is easy maintenance and expansion, is suitble to real time signal processing.
In above scheme, it is preferable that the unmanned plane, including sequentially connected image capture module, image preprocessing
Module, stereo matching module and three-dimensional reconstruction module.
Compared with prior art, the present invention is unconventional, but produce it is unexpected breakthrough the utility model has the advantages that
Whether malice electricity invasion occurs, or smart home system fault occurs, emergency operation can be provided；It can distinguish
Single household power-off and large-scale area power-off；Mains frequency and RMS to DC can be carried out in real time, and it is broken to judge whether there is malice
Bad behavior and smart home system fault；Timely emergency communication；It is controlled with reaction type, high humanized body is provided
It tests；Flexible structure and versatility is high.
Detailed description of the invention
Fig. 1 is module diagram of the invention；
Fig. 2 is specific embodiments of the present invention schematic diagram.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
The present invention will be further described with reference to the accompanying drawing:
Fig. 1 be module diagram of the invention, a kind of anti-malicious intrusions early warning monitoring equipment based on smart home, including
The middle control warning module examined for alternating current virtual value: alternating current is received；The zero passage detection unit examined for mains frequency: it receives
Alternating current simultaneously exports detection signal；Discrimination module: receiving detection signal and exports differentiation signal to middle control warning module；Electricity is installed
The unmanned plane of lotus coupled apparatus: information exchange is carried out with middle control warning module.
Embodiment 1
Fig. 2 is specific embodiments of the present invention schematic diagram, the alternating current, including this family alternating current and close quarters alternating current.
The close quarters alternating current, including a plurality of close quarters alternating current control warning module in connection by independent hidden wiring.Institute
The middle control warning module stated receives this family alternating current and close quarters alternating current by the first transformer T1, the second transformer T2 respectively.
It is ± 30% that the middle control warning module, which presets electrical anomaly value to deviate range, and holding time is 1 minute.The middle control early warning
Module presets electrical anomaly according to the stability of smart home system electric consumption and deviates range.The middle control warning module, packet
It includes A/D converter: receiving alternating current, and export the digital signal for having the effective value tag of alternating current；Processor: it receives analog/digital and turns
The digital signal of parallel operation.The A/D converter receives alternating current in such a way that connection is depressured protector, is depressured protector
Using divider resistance.
The zero passage detection unit, including the first zero passage detection unit and the second zero passage detection unit.The zero passage
Detection unit, including sequentially connected digital isolator, rectifier circuit and voltage comparator circuit.Digital isolator is selected direct
Condenser type, first capacitor C1, the second capacitor C2, third capacitor C7 and the 4th capacitor C8.
The discrimination module, including XOR gate U1A: detection signal is received；Connect the phase inverter U2A of XOR gate U1A: with
XOR gate U1A constitutes same or door；Integrator: same or door output end is connected；Connect the oscillator OSC of integrator: 60 hertz of output
Hereby resonant pulses.The middle control warning module is also connected with the emergency power supply that function processed is triggered with electrical anomaly, communication node
And/or feedback node.The processor, including the field programmable gate array FPGA and digital processing unit DSP being mutually matched.
Embodiment 2
The zero passage detection unit, the first digital isolator including receiving alternating current: first capacitor C1 and the second capacitor
C2;Receive the rectifier bridge of the first digital isolator output: including four diodes D1, D2, D3 and D4；Voltage comparator circuit: will
The output of rectifier bridge is made comparisons with divider resistance voltage, completes zero passage detection；Voltage comparator circuit is also connected with a threshold voltage
Switch D5.
Embodiment 3
The discrimination module, integrator therein, including the 5th capacitor C4 and resistance R6 in parallel.The time of integrator
Constant needs the occupation efficiency greater than alternating current half, and is less than the occupation efficiency of alternating current, so that in two zero passage detections
When inconsistent pulse occurs in unit, can issue " wheezing " electric pulse will not when oscillator OSC receives " wheezing " pulse
It is enough to continue to issue 60 hertz of pulses, the couter-loop of field programmable gate array FPGA is destroyed, and electrical anomaly event is triggered.
Embodiment 4
Apparatus of the present invention identify the electricity invasion that depth is hidden.Front end is accessed in smart home load power source, by malice electricity
Interference；Malice electrical interference is that frequency substantially disturbs, and destroys alternating current occupation efficiency, and smart home device is further made to be in improper
Working condition, prolonged non-normal working can make its failure or failure, this is fatal to gate inhibition and intelligent security guard equipment；
And the line voltage amplitude of middle control warning module detection will not be abnormal, but at the first zero passage detection unit, can export with
The zero cross signal of forcing frequency variation exports intermittent high level at XOR gate U1A, and phase inverter U2A will export intermittent low
Level, integrator issue " wheezing " pulse, and oscillator OSC output is lower than 60 hertz of pulse, field programmable gate array FPGA meter
Ring of numbers is destroyed, and digital processing unit DSP, digital processing unit DSP is further notified to be counted according to field programmable gate array FPGA
Ring whether by random destroying for times (without electricity output after one-time breakable, be judged to powering off unintentionally or smart home line fault, but
Also feedback node can be activated to notify user), if so, will be determined as malicious intrusions, while communication node and feedback node are activated,
It realizes and alarms and notify user.
Embodiment 5
The unmanned plane, communication network uses mobile self-grouping network Ad Hoc, then uses the Routing Protocol based on cluster
Frame, load more balance, and the robustness and survivability of network are also ideal.
Embodiment 6
When embodiment 4 occurs, consider that the access point of this family alternating current is array multi-access point, middle control warning module will
Location interference point, and active control unmanned plane shoots the noise spot positioned by charge coupled device ccd；Pass through
Feedback node exports image data to user terminal.
Embodiment 7
In embodiment 6, the charge-coupled device CCD is selected while be there is visible light to capture and infrared light capture
Charge coupled array, to carry out emergency operation under environment round the clock.
Embodiment 8
The processor be suitable for following MCU, DSP, CPU or GPU, the RISC Architecture of APU, ARM or x86 framework,
Quantum or the photon CPU choice of technology.The progress of technology is the reference of selection standard；But for changing bad invention, or cost
It considers, only from the selection of technical scheme of practicability.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.
Claims (5)
1. a kind of anti-malicious intrusions early warning monitoring equipment based on smart home, which is characterized in that including
The middle control warning module examined for alternating current virtual value: alternating current is received, concurrently do well information；
The zero passage detection unit examined for mains frequency: it receives alternating current and exports detection signal；
Discrimination module: receiving detection signal and exports differentiation signal to middle control warning module；
The unmanned plane of charge-coupled device is installed: carrying out information exchange with middle control warning module；
The discrimination module, including
XOR gate: detection signal is received；
It connects the phase inverter of XOR gate: constituting same or door with XOR gate；
Integrator: same or door output end is connected；
Connect the oscillator of integrator: 60 hertz of resonant pulses of output；
The alternating current, including this family alternating current and close quarters alternating current；
The middle control warning module, including
A/D converter: alternating current is received, and exports the digital signal for having the effective value tag of alternating current；
Processor: the digital signal of A/D converter is received；
The zero passage detection unit, including the first zero passage detection unit and the second zero passage detection unit；
The processor, including the field programmable gate array being mutually matched and digital processing unit；
When inconsistent pulse occur in the first zero passage detection unit and the second zero passage detection unit, oscillator OSC connects integrator
When receiving " wheezing " pulse, being not enough to continue to issue 60 hertz of pulses, the couter-loop of field programmable gate array is destroyed,
Trigger electrical anomaly event.
2. a kind of anti-malicious intrusions early warning monitoring equipment based on smart home according to claim 1, which is characterized in that
The A/D converter receives alternating current in such a way that connection is depressured protector.
3. a kind of anti-malicious intrusions early warning monitoring equipment based on smart home according to claim 1, which is characterized in that
The zero passage detection unit, including sequentially connected digital isolator, rectifier circuit and voltage comparator circuit.
4. a kind of anti-malicious intrusions early warning monitoring equipment based on smart home according to claim 1, which is characterized in that
The middle control warning module, is also connected with emergency power supply, communication node and/or feedback node.
5. a kind of anti-malicious intrusions early warning monitoring equipment based on smart home according to claim 1, which is characterized in that
The unmanned plane, communication network use mobile self-grouping network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510544408.XA CN105096502B (en) | 2015-08-31 | 2015-08-31 | A kind of anti-malicious intrusions early warning monitoring equipment based on smart home |
Applications Claiming Priority (1)
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| CN201510544408.XA CN105096502B (en) | 2015-08-31 | 2015-08-31 | A kind of anti-malicious intrusions early warning monitoring equipment based on smart home |
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| CN105096502A CN105096502A (en) | 2015-11-25 |
| CN105096502B true CN105096502B (en) | 2019-02-12 |
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| CN201510544408.XA Expired - Fee Related CN105096502B (en) | 2015-08-31 | 2015-08-31 | A kind of anti-malicious intrusions early warning monitoring equipment based on smart home |
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| CN102157910A (en) * | 2010-12-24 | 2011-08-17 | 深圳和而泰智能控制股份有限公司 | Detection device and method as well as loads using detection device or method |
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| CN102338833A (en) * | 2011-06-03 | 2012-02-01 | 厦门科华恒盛股份有限公司 | Method and device for detecting abnormality of mains supply quickly |
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| CN104155506A (en) * | 2014-08-07 | 2014-11-19 | 国家电网公司 | Mains supply monitoring method and system |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002078234A (en) * | 2000-08-23 | 2002-03-15 | Sekisui Chem Co Ltd | Ac-feeding system |
-
2015
- 2015-08-31 CN CN201510544408.XA patent/CN105096502B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157910A (en) * | 2010-12-24 | 2011-08-17 | 深圳和而泰智能控制股份有限公司 | Detection device and method as well as loads using detection device or method |
| CN202075794U (en) * | 2011-05-24 | 2011-12-14 | 段连飞 | Unmanned plane aerial photography three-dimensional imaging processing device |
| CN102338833A (en) * | 2011-06-03 | 2012-02-01 | 厦门科华恒盛股份有限公司 | Method and device for detecting abnormality of mains supply quickly |
| CN103779954A (en) * | 2012-10-17 | 2014-05-07 | 财团法人精密机械研究发展中心 | Voltage detecting and converting device |
| CN203457342U (en) * | 2013-07-11 | 2014-02-26 | 美的集团股份有限公司 | Electromagnetic heating device and control circuit thereof |
| CN104155506A (en) * | 2014-08-07 | 2014-11-19 | 国家电网公司 | Mains supply monitoring method and system |
| CN204946241U (en) * | 2015-08-31 | 2016-01-06 | 成都科创城科技有限公司 | A kind of anti-malicious intrusions early warning monitoring equipment based on Smart Home |
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Effective date of registration: 20181225 Address after: 230001 Room 2705, 3 Wanda Plaza, 130 Ma'anshan Road, Baohe District, Hefei City, Anhui Province Applicant after: Hefei Jiahui Electronic Technology Co., Ltd. Address before: 610041 No. 2, No. 8, Tianfu four street, 66 High-tech Zone, Chengdu, Sichuan. Applicant before: CHENGDU KECHUANGCHENG TECHNOLOGY CO., LTD. |
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