CN101857008B - Active-mode intelligent safety monitoring instrument for car - Google Patents

Active-mode intelligent safety monitoring instrument for car Download PDF

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Publication number
CN101857008B
CN101857008B CN2010101597435A CN201010159743A CN101857008B CN 101857008 B CN101857008 B CN 101857008B CN 2010101597435 A CN2010101597435 A CN 2010101597435A CN 201010159743 A CN201010159743 A CN 201010159743A CN 101857008 B CN101857008 B CN 101857008B
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embedded
car
active
safety monitoring
vehicle
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CN2010101597435A
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Chinese (zh)
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CN101857008A (en
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路军
王立颖
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路军
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Abstract

The invention relates to the field of the car electronic and artificial intelligent field, and particularly discloses an active-mode intelligent safety monitoring instrument for a car and a monitoring method thereof. The active-mode intelligent safety monitoring instrument for the car comprises an embedded system (comprising a microprocessor, a monitoring program and relevant algorithm, which are cured inside a chip), a GPS module, a GSM module, an SIM card reader, an alarming device, a CCD camera, a multi-axis acceleration sensor, a power supply system (a lithium battery, a solar battery and a power supply adapter interface), an integrated circuit board, a shell (comprising a functional plate and a battery cover), an antitheft remote controller, a buckling-type rubbery-prevention remote controller and a power supply adapter. The instrument utilizes the GPS to realize the positioning, displacement bulgur prevention, speed measurement and timing, utilizes GSM to realize the auxiliary positioning and the SMS automatic alarming, utilizes the CCD combination mode to identify and monitor the fatigue driving, robbery and accident state and utilizes the acceleration sensor to detect the accident state. The instrument can realize the functions such as mobile positioning, over-speed alarming, positioning antitheft automatic alarming, positioning robbery-prevention alarming, fatigue driving prevention and warning, traffic accident automatic positioning, alarming and help, and the like.

Description

A kind of active-mode intelligent safety monitoring instrument for car

Technical field

The present invention relates to vehicle electronics and artificial intelligence field.Specifically disclose a kind of active-mode intelligent safety monitoring instrument for car and method for supervising thereof, be used for automobile active safety detection and warning and seek help.Can reach the integrated running fix of GPS/GSM, express highway overspeed alarming, vehicle location anti-picking electric alarm, vehicle location robbing-proof alarm, anti-fatigue-driving caution, the major traffic accidents self-orientation function such as seek help of reporting to the police.

Background technology

One megatrend of vehicle electronics development is safety.Market is for guaranteeing to drive safer technology and product has huge demand.Now obtained great progress, collided products such as district as crash sensor, air bag, safety strap, follow-up steering structure and metal sheet in the passive security technology.But the latest development direction is an active safety, by adopting technology such as sensor, embedded system, be used to remind driver's safety control automobile, antitheft, anti-snatch, seek help automatically.

Correlative study both domestic and external mainly concentrates on location, anti-fatigue-driving, electronic anti-theft technology three aspects, but all is simple function and single product.European Union is in traffic accident some research aspect the warning of seeking help.

1, location technology.The present widespread use of mobile positioning technique be GPS, but GPS does not have effect substantially in the intensive city of building.For remedying this deficiency, in city orientation, also used GPSONE, it is said that accuracy of positioning can reach 5-50 rice, but the practical application exploitation misses by a mile, reach sometimes more than 1000 meters, technology is not mature enough.

2, anti-fatigue-driving technology.For this technology all under study for action, develop some products abroad, but needed street rod or redesign and price high, had the part luxury car using at present.The Driver Fatigue Monitor (DD850) that releases as U.S. Attention Technologies company gathers steerman eye information by infrared camera, adopt PERCLOS as the fatigue warning index, can be directly installed on the gauge panel, but have only evening just effective, and the eye information acquisition misses by a mile, and works hardly for the very little people of eyes or the chaufeur of wear dark glasses; The S.A.M. fatigue warning device utilization of U.S. Digital Installations exploitation places the magnetic strips of bearing circle below to detect steering wheel angle, if chaufeur does not carry out any correction operation to bearing circle in a period of time, then system's infer driver enters fatigue state, and triggers and report to the police.If but wrong report is very serious in hairpin bend, continuous bend, winding road, circular road.

Domestic steerman monitoring safety status Study on Technology is started late, correlative study is mainly carried out in research institutions such as universities.The research of association area mainly concentrates on the research aspect based on the steerman ocular physiology feature of vision signal, and present various algorithm is remaining in problem aspect the basic properties such as accuracy of identification, reliability, real-time.

3, electronic anti-theft technology.Electronic anti-theft device mainly contains three kinds both at home and abroad.Middle controlled is antitheft practical, and the Car Burglar Alarm that has the special lock jack panel can be dealt with general car thief; Unidirectional Car Burglar Alarm has the remote control vehicle locking function, can report to the police when running into unusual vibrations; The bidirectional theftproof device improves, and can show vehicle-state on remote controller, and is more directly perceived.But when the car owner used remote controller switch car door, near the car thief ensconcing can be stolen signal and decoding with receptor.Which kind of anti-theft technique no matter at present, the car owner is out of control after away from automobile, and the no track in the stolen back of car can be looked for.

4, traffic accident automatic alarming.Present domestic research and the Related product that does not still have in this respect.It is that the safety air bag that bumps is opened and triggered warning that there is a kind of help system in European Union.If safety air bag is not produced, as fall, most car side impacts etc., then can't realize.

Design philosophy of the present invention derives from the actual demand of automobile active safety instrument, is domestic and international first item function integration automobile active safety monitoring instrument at present.The present invention integrates multiple utility function, and function is not simply to add up, but gordian technique replenishes mutually, reaches one-plus-one greater than two effect.Adopt, integrated and the innovation technology improved security monitoring effect and cheap.

Summary of the invention

The purpose of this invention is to provide a kind of active-mode intelligent safety monitoring instrument for car and method for supervising thereof.This instrument utilizes that GPS realizes that location, displacement are antitheft, tests the speed, timing, utilize GSM to realize auxiliary positioning, SMS auto alarm, utilize CCD binding pattern identification monitoring fatigue driving, theft, robbery and traffic accident state, utilize acceleration pick-up to detect traffic accident intensity.The present invention can reach the integrated running fix of GPS/GSM, express highway overspeed alarming, vehicle location anti-picking electric alarm, vehicle location robbing-proof alarm, anti-fatigue-driving caution, the major traffic accidents self-orientation function such as seek help of reporting to the police.

The present invention addresses the above problem the technical scheme that is adopted:

Active-mode intelligent safety monitoring instrument for car (being called for short the safety supervision instrument), it is characterized in that: comprise that (with the embedded microprocessor is core to embedded system, watchdog routine and related algorithm are solidificated in the chip), the GPS module, gsm module, the SIM card reader, the buzzing alarming device, the CCD camera, the multiaxis acceleration pick-up, electric power system (comprises lithium ion battery, solar cell, the power supply adaptor interface), casing (containing lithium cell and SIM lid), feature board (is positioned on the casing, contain power light, the theft-proof remote control receptor, anti-snatch receiver of remote-control sytem, siren horn interrupts button), surface-mounted integrated circuit, the radio anti-theft remote controller, the anti-snatch remote controller of buckle-type radio, power supply adaptor.

Embedded system is core with the embedded microprocessor, watchdog routine and related algorithm are solidificated in the chip, be connected with GPS module, gsm module, buzzing alarming device, CCD camera, multiaxis acceleration pick-up, electric power system, feature board, lithium cell and SIM lid by integrated circuit, receive the information of GPS, GSM, CCD, multiaxis acceleration pick-up, feature board and lithium cell and SIM lid, and transmit control signal to GSM, buzzing alarming device;

The GPS module is connected with electric power system with embedded microprocessor by integrated circuit, receives satellite location data and constantly sends formatted data (containing longitude, latitude, date, time, speed, azimuth etc.) to embedded microprocessor;

Gsm module is connected with embedded microprocessor, electric power system and SIM card reader by integrated circuit, the instruction of accepting embedded system sends warning help information by SIM to specific recipient in the SMS mode, or accepting outside positioning instruction by SIM, GSM utilizes the base station triangulation location by AT instruction (need locate the mobile service provider open-minded) location information of region to be sent to outside recipient with SMS;

The SIM card reader is connected with gsm module by junction circuit, holds the SIM sheet;

The buzzing alarming device is connected with electric power system with embedded microprocessor by integrated circuit, and the control command that receives embedded system gives the alarm and pipes;

The CCD camera is connected with embedded microprocessor, the electric power system of surface-mounted integrated circuit by junction circuit, send the vision signal that collects to embedded system, embedded system utilizes mode identification technology and algorithm to carry out information processing and signal detection, judge ambient condition, then send control signal to corresponding component when reaching the setting threshold values;

The multiaxis acceleration pick-up is connected with electric power system with embedded microprocessor by integrated circuit, detected each axial acceleration or deceleration/decel changed change into magnitude of voltage and give embedded system, embedded system utilizes mode identification technology and algorithm to carry out information processing and signal detection, judge ambient condition, then send control signal to corresponding component when reaching the setting threshold values;

Electric power system is connected with SIM lid, feature board, surface-mounted integrated circuit with lithium cell by the transmission of electricity circuit, couple together by surface-mounted integrated circuit and embedded microprocessor, GPS module, gsm module, buzzing alarming device, CCD camera, multiaxis acceleration pick-up, required electric power is provided.Electric power system is made of lithium ion battery and solar cell, and the power available adaptor interface connects power supply adaptor and gives lithium ion cell charging or directly use Vehicular accumulator cell electric power by cigar lighter socket in the car;

Casing is a safety supervision instrument shell, and described feature board is positioned on the casing, is connected with embedded microprocessor, electric power system on the surface-mounted integrated circuit by junction circuit.The theft-proof remote control receptor receives the anti-theft remote controller enabled instruction and sends embedded system to, starts anti-theft program, and vehicle enters the state of deploying troops on garrison duty; The theft-proof remote control receptor receives the anti-theft remote controller out code and sends embedded system to, closes anti-theft program, and vehicle enters the state of withdrawing a garrison; The anti-snatch remote controller alarm command of anti-snatch receiver of remote-control sytem receiving card button also sends embedded system to, starts anti-snatch program, and gsm module sends the robbery alarm message to specific recipient under embedded system control; Push siren horn and interrupt button by then relay disconnection, the buzzing alarming device stops to pipe; Power lights directly is connected with electric power system, has electric red light long bright, and low electric blinking red lamp does not have electric light to extinguish;

Lithium cell and SIM lid are positioned on the casing, normal open circuit is set, be connected with microprocessor on electric power system, the surface-mounted integrated circuit by junction circuit, when car is in when deploying troops on garrison duty state, lithium cell and SIM cover the then normal open circuit that is opened and interrupt, and embedded system detects this signal enabling anti-theft alarm program; When car is in when withdrawing a garrison state, lithium cell and SIM cover normal open circuit and are in interruption status;

Surface-mounted integrated circuit carrying embedded microprocessor, GPS module, gsm module, multiaxis acceleration pick-up, buzzing alarming device and some other auxiliary electrical element are one by printed wire and each parts limit;

The radio anti-theft remote controller is made up of chip, trigger circuit, button, button cell and projector, when deploying troops on garrison duty and withdrawing a garrison by the corresponding button.Radio telecommand can carry out code Design, guarantees one yard in a machine;

The anti-snatch remote controller of buckle-type radio, may be stuck in the bearing circle left-hand side, be beneficial to the in case of emergency hidden triggering of chaufeur, form by chip, trigger circuit, button, button cell and projector, press the button when plundering generation, but the anti-snatch program of transmitted radio signal and then startup safety supervision instrument.Radio telecommand can carry out code Design, guarantees one yard in a machine;

Power supply adaptor is made up of tool interface system, circuit, voltage transformer and vehicle-mounted cigar lighter socket, and the output voltage that Cigarette lighter 12V input voltage conversion is needed charges at the low electricity of safety supervision instrument or when not having electricity or directly gives the power supply of safety supervision instrument.

Described active-mode intelligent safety monitoring instrument for car CCD adopts infrared camera, and luffing angle and left and right sides angle can be adjusted within the specific limits.

Described active-mode intelligent safety monitoring instrument for car multiaxis acceleration pick-up is a linear accelerometer.

Described active-mode intelligent safety monitoring instrument for car radio anti-theft remote controller can with the car key integrated design, the lock car then starts anti-theft program and enters the state of deploying troops on garrison duty, and opens the door then to close anti-theft program and enter the state of withdrawing a garrison.

Described active-mode intelligent safety monitoring instrument for car can the sucker mode be installed on shield glass upper left quarter or middle lower portion, can also be installed on the operator's station crown center by bonding method.

Method for supervising of the present invention is characterised in that, difference in functionality according to the safety supervision instrument, its method for supervising difference, the safety supervision instrument has the integrated running fix of GPS/GSM, express highway overspeed alarming, location anti-picking electric alarm, location robbing-proof alarm, anti-fatigue-driving caution, major traffic accidents self-orientation 6 kinds of functions and the method for supervising such as seek help of reporting to the police, wherein:

The integrated running fix method for supervising of GPS/GSM is as follows:

(1) vehicle sends self the supervisory control computer of monitoring and control centre to for information about by safety supervision instrument GPS module;

(2) supervisory control computer of monitoring and control centre will be transformed in the electronic chart of generalized information system or storage for information about;

(3) GIS or electronic chart show the vehicle particular location according to coordinate data;

(4) if in building compact districts such as cities, when GPS can't locate, monitoring and control centre was by each monitored object position of short message broadcasting request;

(5) vehicle all sends to Short Message Service Center with self information with SMS by safety supervision instrument gsm module (triangulation location);

(6) monitoring and control centre obtains data and utilizes GIS or electronic chart is determined the vehicle particular location from Short Message Service Center by trunk (as DDN).

Express highway overspeed alarming method for supervising is as follows:

(1) the safety supervision instrument according to the zones of different express highway to variety classes limiting vehicle speed standard setting hypervelocity threshold values (as the express highway car speed limit 120km/h of Liaoning Province, passenger vehicle speed limit 110km/h, lorry speed limit 100km/h);

(2) vehicle is gathered relative displacement speed and is sent embedded system to by safety supervision instrument GPS module;

(3) set threshold values when Vehicle Speed surpasses, embedded system sends alarm control signal to buzzing alarming device decision circuit relay;

(4) relay switch on buzzing alarming device pipes, and vehicle drops to below the threshold values speed, and cut off after under the embedded system control 30 seconds also can manually be pushed siren horn and interrupt the button cut off, stops to pipe;

(5) after vehicle dropped to below the threshold values speed, the safety supervision instrument started new round overspeed alarming program.

Location anti-picking electric alarm method for supervising is as follows:

(1) vehicle parking, the driver locks car or presses the anti-theft remote controller start button;

(2) the safety supervision instrument receives wireless instructions startup anti-theft program, and vehicle is deployed troops on garrison duty;

(3) GPS/GSM demarcates initial coordinate and transmits data to embedded system;

(4) CCD enters in the monitor state record visual field initial picture and to embedded system transmission data;

(5) lithium cell and SIM cover normal open circuit connection;

(6) embedded system writes down primary data, detects normal open circuit state and enters anti-theft program;

(7) if vehicle is moved, the GPS/GSM coordinate changes;

(8) embedded system is compared new coordinate and initial coordinate, then sends the anti-theft alarm instruction to gsm module when changing;

(9) if the burglar removes the safety supervision instrument, picture changes in the CCD visual field

(10) embedded system is compared new picture and initial picture, then sends the anti-theft alarm instruction to gsm module when changing;

(11) if safety supervision instrument battery and SIM lid is opened a battery to the burglar or SIM is extracted, then normal open circuit interrupts;

(12) embedded system detects battery and SIM and covers normal open circuit and interrupt then sending the anti-theft alarm instruction to gsm module;

(13) gsm module is accepted the anti-theft alarm instruction and is sent alarm message (theft+ coordinate+speed+time) with SMS to specific recipient

(14) specific recipient receives that information can find out situation or warning rapidly;

(15) in the illegal situation of movement of vehicle quilt, safety supervision instrument certain hour at interval sends alarm message to specific recipient, and traceable vehicle location provides direct clue for solving a case and seeking car.

Location robbing-proof alarm method for supervising is as follows:

(1) take place when plundering, the driver can hiddenly press the anti-snatch remote controller buttons that is stuck in the bearing circle left-hand side;

(2) the safety supervision instrument receives wireless instructions and sends embedded system to;

(3) embedded system starts anti-snatch program and asks locating data to GPS/GSM;

(4) embedded system regularly sends robbing-proof alarm instruction and latest data to gsm module;

(5) gsm module is accepted instruction and is constantly sent alarm message (rob+ coordinate+speed+time) to specific recipient with SMS

(6) specific recipient receives that information can report to the police rapidly and tracking and calibration position, for saving the hijackee, seizing that the suspect gains time and chance;

Anti-fatigue-driving caution method for supervising is as follows:

(1) anti-theft program is closed, the anti-fatigue-driving program start;

(2) CCD camera collection driver head state carry out video processing and will handle after data send embedded system to (during fatigue driving, the rule action that drowsiness is dozed off, nodded can appear in the driver, and experiment finds that the action and the drowsiness of nodding have extraordinary correlativity);

(3) when driver's long-duration driving, a fatigue head status of dozing off appears;

(4) embedded system adopts mode identification technology and algorithm to extract feature and to carry out aspect ratio right with the fatigue driving feature database;

(5) GPS with coordinate, velocity information constantly and send embedded system to;

(6) embedded system judges that vehicle is in parked state if continuous certain hour coordinate no change or speed are zero,

(7) embedded microprocessor picks up counting if parked state is broken, and writes down the continuous driving time

(8) embedded system detects and drives time length;

(9) meet or exceed the setting threshold values to meeting fatigue driving and continue driving the time detecting value when the video data aspect ratio of nodding, embedded system judges that tired driver drives;

(10) embedded system control cutin relay, buzzing alarming device switch on also continues to pipe;

(11) driver can manually push siren horn interruption button and close siren horn, stops and has a rest;

(12) after siren horn is closed, embedded system starts new round fatigue driving and detects.

The report to the police method for supervising of seeking help of major traffic accidents self-orientation is as follows:

(1) vehicle ' or berth;

(2) serious collision or falling accident take place;

(3) the multiaxis acceleration pick-up detects each axial acceleration or deceleration/decel and converts changing value to voltage signal and sends embedded system to

(4) embedded system judges whether magnitude of voltage meets or exceeds threshold values

(5) CCD camera collection image information;

(6) when major traffic accidents take place, vehicle produces great vibrations, and violent shake takes place the picture of CCD camera collection, and this video information sends embedded system to through analogue to digital conversion;

(7) embedded system employing mode identification technology and respective algorithms are extracted eigenwert and are compared with feature database, judge whether to occur high vibration;

(8) judging when embedded system that certain axial acceleration sensor output voltage meets or exceeds sets threshold values and monitored picture and high vibration occurs and then start major traffic accidents self-orientation warning help program;

(9) embedded system sends the traffic accident alarm control signal to buzzing alarming device decision circuit relay;

(10) relay switch on buzzing alarming device and continue to pipe;

(11) no matter whether the driver regains consciousness, and the buzzing alarming device does not cut out within 15 seconds, embedded system to GSM send accident alarming seek help the instruction and coordinate data;

(12) gsm module is accepted instruction and is sent alarm message (SOS+ coordinate+speed+time) with SMS to specific recipient, sends an information every 3 minutes, sends 3 information altogether;

(13) specific recipient receives that information can report to the police rapidly and tracking and calibration position, for relief accident the wounded gains time and chance;

(14) if the buzzing alarming device is closed in 15 seconds, then embedded system is not sent the instruction of seeking help.

Beneficial effect of the present invention is:

(1) design philosophy of the present invention derives from the actual demand of automobile active safety instrument, is domestic and international first item function integration automobile active safety monitoring instrument at present.The present invention integrates multiple utility function, and the technology that adopts and innovate has improved security monitoring effect and cheap.Product function is not simply to add up, but gordian technique replenishes mutually, reaches one-plus-one greater than two effect.Embedded system is a core, is used for all functions; GPS promptly is used for locating and monitoring, also is used to locate antitheft, anti-snatch location, and traffic accident location, anti-fatigue-driving timing, hypervelocity caution are tested the speed; GSM promptly is used for wireless location, also is used for antitheft SMS warning, anti-snatch SMS warning, traffic accident SMS warning; CCD and pattern-recognition promptly are used for the anti-fatigue-driving caution, also are used for anti-thefting monitoring, and CCD also can be used to monitor that to plundering the driver status in the traffic accident monitors.

(2) the integrated mobile positioning technique of GPS/GSM makes the location accurate more comprehensively.GPS can't locate in the urban architecture compact district, and the GSM location utilizes ripe gsm communication network, adopts base station three angle positioning methods, and precision can reach 300 meters, and the base station, city that reaches all the more is many more, and accuracy of positioning is high more.And GSM also has function of receiving and sending short message, and communications cost is low.Experimental result shows that the integrated mobile positioning technique of this GPS/GSM can reach accurate, real-time, round-the-clock, no blind spot location.

(3) the active anti-theft technique has shortened the alarm time when vehicle is stolen, has increased the control point, can make the car owner obtain information in the shortest time and also can follow the tracks of stolen vehicle at any time, for detection provides the most direct clue, improves detection efficient.

(4) initiatively anti-snatch technology is provided hidden warning means for plundering the driver, has won relieved time and chance, can make the police follow the tracks of the vehicle of being held as a hostage at any time simultaneously, provides support for implementing rescue and arresting the suspect.

(5) fatigue driving head video detection technology has improved fatigue driving differentiation rate.At present both at home and abroad widely used in the fatigue driving video detection technology is detection to the chaufeur eye, as number of winks, pupil scanning, or lane mark is scanned.It is very inaccurate that eye detects, and the eye scanning area is little, works hardly for the very little people of eyes or the chaufeur of wear dark glasses; Lane mark scanning is subjected to environmental restraint very big, and is inoperative substantially at very unintelligible, the no graticule road of rain, snow, greasy weather gas or lane mark.The present invention adopts the method for chaufeur head status scan, image model identification and respective algorithms, feature database, can improve the judgement to fatigue driving greatly, and during fatigue driving, the rule action that drowsiness is dozed off, nodded can appear in the driver.Experiment finds that the action and the drowsiness of nodding have extraordinary correlativity.The head scanning area is big, the some header is gathered easily, and algorithm designs easily, and feature database is set up easily, and be not subjected to weather, the influence of environment and driver's individual difference.

(6) major traffic accidents auto alarm technology shortens the time of seeking help greatly.The domestic research of still not having in this respect at present.The help system of European Union is that the safety air bag that bumps is opened and triggered warning.If safety air bag is not produced, as fall, most car side impacts etc., then can't realize.The auto alarm technology of this project exploitation is utilized 3-axis acceleration sensor, just, under side impact or the situation of falling, deceleration/decel reaches design value, the auxiliary CCD video jitter parameter of safety supervision instrument judges great traffic accident takes place that accuracy and practicality are higher.It is predicted, utilize this auto alarm technology can make the relief time average shorten 50%.

Description of drawings

Fig. 1 is the active-mode intelligent safety monitoring instrument for car structured flowchart

Fig. 2 is the integrated mobile positioning technique schematic diagram of GPS/GSM

Fig. 3 is a location anti-picking electric alarm technical schematic diagram

Fig. 4 is an express highway hypervelocity caution technical schematic diagram

Fig. 5 is a location robbing-proof alarm technical schematic diagram

Fig. 6 is an anti-fatigue-driving caution technical schematic diagram

Fig. 7 is CCD video monitoring+pattern-recognition+drive continuously time detecting data flow diagram

Fig. 8 is the major traffic accidents self-orientation technical schematic diagram of seeking help of reporting to the police

The specific embodiment

As shown in Figure 1, be design-calculated apparatus structure figure of the present invention.By casing, surface-mounted integrated circuit, electric power system, CCD camera, radio anti-theft remote controller, buckle-type anti-snatch several parts such as remote controller, power supply adaptor form.Casing is the shell of instrument, is provided with feature board, is used for the display power supply state, receives radio signals, interrupts alarm; Also have lithium cell and SIM lid, be provided with normal open circuit, be used to prevent that the burglar from unloading lithium cell and SIM.Surface-mounted integrated circuit is the core of instrument, carrying embedded microprocessor, GPS module, gsm module, multiaxis acceleration pick-up, buzzing alarming device and some other auxiliary electrical element, embedded microprocessor is a processing enter, be connected as a single entity by printed wire and each parts, receive and process information, send instruction.Electric power system is made up of rechargeable lithium ion batteries, solar cell and vehicle-mounted direct current (DC) (being connected cigar lighter socket by power supply adaptor) and uninterrupted power supply is provided.The CCD camera is used for carrying out video monitoring and collection and information is offered embedded system.The radio anti-theft remote controller is powered by button cell, and the radio command that is used for sending coding is carried out vehicle and deployed troops on garrison duty and withdraw a garrison, can with the automobile remote-control key integrated design, lock a door and deploy troops on garrison duty, open the door and withdraw a garrison.Buckle-type is anti-snatch, and remote controller is powered by button cell, and the radio command that is used for sending coding triggers the robbing-proof alarm program.Power supply adaptor can be the electric power system lithium ion cell charging or direct connection utilizes vehicle-mounted 12V powered by direct current.

As shown in Figure 2, be the integrated mobile positioning technique schematic diagram of GPS/GSM of the present invention.Position fixing system is made of monitoring and control centre (this monitoring and control centre also can be specific recipient) and on-vehicle positioning terminal (safety supervision instrument) two parts, also will obtain the information of location-based service outside gsm module not only communicates by short message with monitoring and control centre in the safety supervision instrument by STK from mobile operator.The safety supervision instrument is sent to monitoring and control centre with the form of short message with GPS location information or the locating information that obtains from the GSM network.The integrated GIS map of monitoring and control centre relies on the locating information in the short message that receives to finish coupling and some navigation, the control of mobile unit and electronic chart, the instruction etc. of reporting to the police, seek help.

As shown in Figure 3, be location anti-picking electric alarm technical schematic diagram for the present invention.When safety supervision instrument feature board theft-proof remote control receptor receives the enabled instruction of remote controller, send this information to embedded microprocessor, embedded system starts anti-theft program.Processor for recording is initial coordinate and writes historical data base from the coordinate data of GPS module or gsm module acquisition at this moment.Constantly write processor memory from the coordinate information of GPS module and gsm module acquisition, compare through corresponding algorithm process and initial coordinate, and deposit result in real-time data base.Image information and send embedded microprocessor in the CCD camera collection visual field when deploying troops on garrison duty, processor for recording picture this moment is initial picture and writes historical data base.The image information that obtains from CCD constantly writes processor memory, compares through corresponding algorithm process and initial picture, and deposits result in real-time data base.Lithium cell and SIM cover normal open circuit connection when deploying troops on garrison duty, and processor for recording state this moment is initial condition and writes historical data base, constantly detects normal open circuit state simultaneously and also writes real-time data base.Electric power system work of treatment state, daytime can be by solar cell for supplying power, can or connect power supply adaptor by lithium cell night and be powered by Vehicular accumulator cell.Any one data changes in coordinate, monitored picture and normal open circuit state, and then system's judgement vehicle is stolen, thereby sends alarm command to gsm module.Gsm module sends alarm message (theft+ coordinate+speed+time) with SMS to nearest base station by SIM, and by the base station forwarding information is sent to specific recipient.Specific recipient also can use the AT order to understand the location information of vehicle at any time through transfer base station and mobile service provider.When safety supervision instrument feature board theft-proof remote control receptor receives the out code of remote controller, send this information to embedded microprocessor, embedded system is closed anti-theft program.

As shown in Figure 4, be express highway hypervelocity caution technical schematic diagram of the present invention.The anti-theft alarm stop, express highway hypervelocity caution program start exists the default speed limit in the historical data base to be read into internal memory.Electric power system work of treatment state, daytime can be by solar cell for supplying power, can or connect power supply adaptor by lithium cell night and be powered by Vehicular accumulator cell.The embedded microprocessor record is rate of onset and writes real-time data base from the relative displacement speed data that the GPS module obtains.The velocity information that obtains from the GPS module constantly writes processor memory, compares through corresponding algorithm process and default speed limit, and deposits result in real-time data base.Preset then system's judgement overspeed of vehicle of speed limit when the most current speed data surpass, the treater control relay is connected buzzing alarming device circuit, and siren horn pipes.Under the alarm state when the most current speed data be lower than default speed limit then system judge that vehicle does not exceed the speed limit, the treater control relay disconnects buzzing alarming device circuit, siren horn stops to pipe.Siren horn can manually disconnect, and the artificial back siren horn that disconnects is no longer called out, when the most current speed data be lower than default speed limit then system judge that vehicle does not exceed the speed limit system start-up new round overspeed alarming program.

As shown in Figure 5, locate the robbing-proof alarm technical schematic diagram for the present invention.When the anti-snatch receiver of remote-control sytem of safety supervision instrument feature board receives the alarm command of remote controller, send this information to embedded microprocessor, thereby embedded system is judged that vehicle is plundered and is started anti-snatch program.Electric power system work of treatment state, daytime can be by solar cell for supplying power, can or connect power supply adaptor by lithium cell night and be powered by Vehicular accumulator cell.Constantly write processor memory from coordinate, speed, the temporal information of GPS module and gsm module acquisition, deposit real-time data base in.Embedded microprocessor sends alarm command to gsm module.Gsm module sends alarm message (rob+ coordinate+speed+time) with SMS to nearest base station by SIM, and by the base station forwarding information is sent to specific recipient.Specific recipient also can use the AT order to understand the location information of vehicle at any time through transfer base station and mobile service provider.

As shown in Figure 6, be anti-fatigue-driving caution technical schematic diagram of the present invention.The anti-theft alarm stop, anti-fatigue-driving caution program start.Electric power system work of treatment state, daytime can be by solar cell for supplying power, can or connect power supply adaptor by lithium cell night and be powered by Vehicular accumulator cell.The headwork of CCD camera collection chaufeur sends this information to embedded microprocessor.Embedded microprocessor utilizes respective algorithms to carry out feature extraction, classification and registration feature in the storehouse to video data.The video data that obtains from CCD constantly writes processor memory, and the feature database fatigue driving feature in corresponding algorithm process and historical data base is compared, and deposits result in real-time data base.Constantly write processor memory from coordinate, the velocity information of GPS module, deposit real-time data base in.Embedded system judges that vehicle is in parked state if continuous certain hour coordinate no change or speed are zero, and embedded microprocessor picks up counting when parked state is broken then, writes down the continuous driving time, and clocking information is constantly write real-time data base.When driver's head monitor video aspect ratio meets or exceeds the setting threshold values to the continuous driving time that meets fatigue driving and be recorded, then system judges that tired driver drives, and the treater control relay is connected buzzing alarming device circuit, and siren horn pipes.The driver can manually press siren horn and interrupt button and stop to pipe and stop rest.Back driver's rests of not stopping if stop to pipe, if head monitor video aspect ratio to meet fatigue driving then system judge that tired driver drives, treater is control relay connection buzzing alarming device circuit once more, siren horn pipes.System entered new round anti-fatigue-driving program after the driver was stopped and had a rest.

As shown in Figure 7, be CCD video monitoring+pattern-recognition of the present invention+drive continuously time detecting data flow diagram.According to the room light situation, the CCD camera carries out aperture and regulates and control, collected chaufeur head movement state simulation data are carried out analogue to digital conversion and are become digital format after video processing such as noise reduction, filtering, amplification, send embedded microprocessor to by IO interface with embedded system, treater calls the anti-fatigue-driving program, the head movement digital image of catching is carried out the separation and the detection of nodding action, i.e. pattern-recognition.The routine call algorithm for pattern recognition carries out eigenvalue calculation and extracts eigenwert the nodding action data that obtain, and the feature of extraction registers to the fatigue driving feature database and classifies.Each characteristic of division that extracts and the setting value in the feature database are compared, and comparison result deposits real-time data base in and waits for decision-making.GPS constantly obtains coordinate, speed data and imports embedded system from satellite, and treater writes down the continuous driving time and writes real-time data base according to corresponding algorithm waits for decision-making.

As shown in Figure 8, be the major traffic accidents self-orientation of the present invention technical schematic diagram of seeking help of reporting to the police.The safety supervision instrument powers on, and major traffic accidents self-orientation warning help program starts.Electric power system work of treatment state, daytime can be by solar cell for supplying power, can or connect power supply adaptor by lithium cell night and be powered by Vehicular accumulator cell.The multiaxis acceleration pick-up detects each axial acceleration or deceleration/decel changes, constantly flow to embedded microprocessor through analogue to digital conversion, embedded system is compared the data and the setting of the acceleration change in the historical data base threshold values that obtain, and deposits the result in real-time data base.CCD camera collection video information constantly flows to embedded microprocessor through analogue to digital conversion, and embedded system is carried out the video jitter abnormality detection with the video data that obtains, and deposits the result in real-time data base.Set threshold values and simultaneity factor and detect video jitter and occur unusually when some axial acceleration/accels or deceleration/decel change to meet or exceed, judge that then major traffic accidents appear in vehicle, thereby send the instruction of seeking help of reporting to the police to gsm module.Gsm module sends warning help information (sos+ coordinate+speed+time) with SMS to nearest base station by SIM, sends out once every 3 minutes, sends out altogether 3 times, and by the base station forwarding information is sent to specific recipient, thereby report to the police or rescue.Specific recipient also can use the AT order to understand the location information of vehicle at any time through transfer base station and mobile service provider.

Claims (6)

1. active-mode intelligent safety monitoring instrument for car, it is characterized in that: comprise embedded system, GPS module, gsm module, SIM card reader, buzzing alarming device, CCD camera, multiaxis acceleration pick-up, electric power system, casing, lithium cell, SIM lid, feature board, surface-mounted integrated circuit, radio anti-theft remote controller, the anti-snatch remote controller of buckle-type radio, power supply adaptor;
Described embedded system is core with the embedded microprocessor, watchdog routine and related algorithm are solidificated in the chip, be connected with GPS module, gsm module, buzzing alarming device, CCD camera, multiaxis acceleration pick-up, electric power system, feature board, lithium cell and SIM lid by integrated circuit, receive the information of GPS module, gsm module, CCD camera, multiaxis acceleration pick-up, feature board and lithium cell and SIM lid, and transmit control signal to gsm module, buzzing alarming device;
Described GPS module is connected with electric power system with embedded microprocessor by integrated circuit, receives satellite location data and will contain longitude, latitude, date, time, speed, azimuthal formatted data constantly to send embedded microprocessor to;
Described gsm module is connected with embedded microprocessor, electric power system and SIM card reader by integrated circuit, the instruction of accepting embedded system sends warning help information by SIM to specific recipient in the SMS mode, or accept outside positioning instruction by SIM, gsm module utilizes the base station triangulation location by the AT instruction location information of region to be sent to outside recipient with SMS;
Described SIM card reader is connected with gsm module by junction circuit, holds the SIM sheet;
Described buzzing alarming device is connected with electric power system with embedded microprocessor by integrated circuit, and the control command that receives embedded system gives the alarm and pipes;
Described CCD camera is connected with embedded microprocessor, the electric power system of surface-mounted integrated circuit by junction circuit, send the vision signal that collects to embedded system, embedded system utilizes mode identification technology and algorithm to carry out information processing and signal detection, judge ambient condition, then send control signal to corresponding component when reaching the setting threshold values;
Described multiaxis acceleration pick-up is connected with electric power system with embedded microprocessor by integrated circuit, detected each axial acceleration or deceleration/decel changed change into magnitude of voltage and give embedded system, embedded system utilizes mode identification technology and algorithm to carry out information processing and signal detection, judge ambient condition, then send control signal to corresponding component when reaching the setting threshold values;
Described electric power system is connected with SIM lid, feature board, surface-mounted integrated circuit with lithium cell by the transmission of electricity circuit, couple together by surface-mounted integrated circuit and embedded microprocessor, GPS module, gsm module, buzzing alarming device, CCD camera, multiaxis acceleration pick-up, required electric power is provided; Electric power system is made of lithium ion battery and solar cell, connects power supply adaptor with the power supply adaptor interface and gives lithium ion cell charging or directly use Vehicular accumulator cell electric power by cigar lighter socket in the car;
Described casing is the active-mode intelligent safety monitoring instrument for car shell;
Described feature board is positioned on the casing, is connected with electric power system with embedded microprocessor on the surface-mounted integrated circuit by junction circuit; Radio theft-proof remote control receptor is positioned on the feature board, receives radio anti-theft remote controller enabled instruction and sends embedded system to, starts anti-theft program, and vehicle enters the state of deploying troops on garrison duty; Radio theft-proof remote control receptor receives radio anti-theft remote controller out code and sends embedded system to, closes anti-theft program, and vehicle enters the state of withdrawing a garrison; The anti-snatch receiver of remote-control sytem of radio is positioned on the feature board, and the anti-snatch remote controller alarm command of receiving card button radio also sends embedded system to, starts anti-snatch program, and gsm module sends the robbery alarm message to specific recipient under embedded system control; Push the siren horn that is positioned on the feature board and interrupt then relay disconnection of button, the buzzing alarming device stops to pipe; Power lights is positioned on the feature board and directly is connected with electric power system, has electric red light long bright, and low electric blinking red lamp does not have electric light to extinguish;
Described lithium cell and SIM lid are positioned on the casing, normal open circuit is set, be connected with embedded microprocessor on electric power system, the surface-mounted integrated circuit by junction circuit, when car is in when deploying troops on garrison duty state, lithium cell and SIM cover the then normal open circuit that is opened and interrupt, and embedded system detects this signal enabling anti-theft alarm program; When car is in when withdrawing a garrison state, lithium cell and SIM cover normal open circuit and are in interruption status;
Described surface-mounted integrated circuit carrying embedded microprocessor, GPS module, gsm module, multiaxis acceleration pick-up, buzzing alarming device and some other auxiliary electrical element are connected as a single entity by printed wire and each parts;
Described radio anti-theft remote controller is made up of chip, trigger circuit, button, button cell and projector, and by the corresponding button, radio telecommand can carry out code Design when deploying troops on garrison duty and withdrawing a garrison, and guarantees one yard in a machine;
The anti-snatch remote controller of described buckle-type radio, be stuck in the bearing circle left-hand side, be beneficial to the in case of emergency hidden triggering of chaufeur, form by chip, trigger circuit, button, button cell and projector, plunder when taking place and press the button, the anti-snatch program of transmitted radio signal and then startup active-mode intelligent safety monitoring instrument for car, radio telecommand can carry out code Design, guarantees one yard in a machine;
Described power supply adaptor is made up of tool interface system, circuit, voltage transformer and vehicle-mounted cigar lighter socket, the output voltage that Cigarette lighter 12V input voltage conversion is needed charges at the low electricity of active-mode intelligent safety monitoring instrument for car or when not having electricity or directly powers to active-mode intelligent safety monitoring instrument for car.
2. active-mode intelligent safety monitoring instrument for car according to claim 1 is characterized in that: the CCD camera adopts infrared camera, and luffing angle and left and right sides angle can be adjusted within the specific limits.
3. active-mode intelligent safety monitoring instrument for car according to claim 1 is characterized in that: described multiaxis acceleration pick-up is a linear accelerometer.
4. active-mode intelligent safety monitoring instrument for car according to claim 1, it is characterized in that: the radio anti-theft remote controller can with the car key integrated design, the lock car then starts anti-theft program and enters the state of deploying troops on garrison duty, and opens the door then to close anti-theft program and enter the state of withdrawing a garrison.
5. active-mode intelligent safety monitoring instrument for car according to claim 1, it is characterized in that: active-mode intelligent safety monitoring instrument for car is installed on shield glass upper left quarter or middle lower portion in the sucker mode, or is installed on the operator's station crown center with bonding method.
6. the method for supervising of the described active-mode intelligent safety monitoring instrument for car of claim 1, it is characterized in that, difference in functionality according to active-mode intelligent safety monitoring instrument for car, its method for supervising difference, active-mode intelligent safety monitoring instrument for car has the integrated running fix of GPS/GSM, express highway overspeed alarming, location anti-picking electric alarm, location robbing-proof alarm, anti-fatigue-driving caution, major traffic accidents self-orientation 6 kinds of functions and the method for supervising of seeking help of reporting to the police, wherein:
The integrated running fix method for supervising of GPS/GSM is as follows:
(1) vehicle sends self the supervisory control computer of monitoring and control centre to for information about by active-mode intelligent safety monitoring instrument for car GPS module;
(2) supervisory control computer of monitoring and control centre will be transformed in the electronic chart of generalized information system or storage for information about;
(3) generalized information system or electronic chart show the vehicle particular location according to coordinate data;
(4) if in the building compact district in city, when the GPS module can't be located, monitoring and control centre was by each monitored object position of short message broadcasting request;
(5) vehicle utilizes triangulation location that self information is all sent to Short Message Service Center with SMS by the active-mode intelligent safety monitoring instrument for car gsm module;
(6) monitoring and control centre obtains data and utilizes generalized information system or electronic chart is determined the vehicle particular location from Short Message Service Center by trunk;
Express highway overspeed alarming method for supervising is as follows:
(1) active-mode intelligent safety monitoring instrument for car according to the zones of different express highway to variety classes limiting vehicle speed standard setting hypervelocity threshold values;
(2) vehicle is gathered relative displacement speed and is sent embedded system to by active-mode intelligent safety monitoring instrument for car GPS module;
(3) set threshold values when Vehicle Speed surpasses, embedded system sends alarm control signal to buzzing alarming device decision circuit relay;
(4) relay switch on buzzing alarming device pipes, and vehicle drops to below the threshold values speed, cut off after under the embedded system control 30 seconds, or manually push siren horn interruption button cut off, stop to pipe;
(5) after vehicle dropped to below the threshold values speed, active-mode intelligent safety monitoring instrument for car started new round overspeed alarming program;
Location anti-picking electric alarm method for supervising is as follows:
(1) vehicle parking, the driver locks car or presses the anti-theft remote controller start button;
(2) active-mode intelligent safety monitoring instrument for car receives wireless instructions startup anti-theft program, and vehicle is deployed troops on garrison duty;
(3) GPS/GSM demarcates initial coordinate and transmits data to embedded system;
(4) the CCD camera enters in the monitor state record visual field initial picture and to embedded system transmission data;
(5) lithium cell and SIM cover normal open circuit connection;
(6) embedded system writes down primary data, detects normal open circuit state and enters anti-theft program;
(7) if vehicle is moved, the GPS/GSM coordinate changes;
(8) embedded system is compared new coordinate and initial coordinate, then sends the anti-theft alarm instruction to gsm module when changing;
(9) if the burglar removes active-mode intelligent safety monitoring instrument for car, picture changes in the CCD camera visual field;
(10) embedded system is compared new picture and initial picture, then sends the anti-theft alarm instruction to gsm module when changing;
(11) if active-mode intelligent safety monitoring instrument for car battery and SIM lid is opened a battery to the burglar or SIM is extracted, then normal open circuit interrupts;
(12) embedded system detects battery and SIM and covers normal open circuit and interrupt then sending the anti-theft alarm instruction to gsm module;
(13) gsm module is accepted the anti-theft alarm instruction and is sent alarm message with SMS to specific recipient;
(14) specific recipient receives that information can find out situation or warning rapidly;
(15) in the illegal situation of movement of vehicle quilt, active-mode intelligent safety monitoring instrument for car certain hour at interval sends alarm message to specific recipient, and traceable vehicle location provides direct clue for solving a case and seeking car;
Location robbing-proof alarm method for supervising is as follows:
(1) when plundering the hidden anti-snatch remote controller buttons of buckle-type radio that is stuck in the bearing circle left-hand side of pressing of driver takes place;
(2) active-mode intelligent safety monitoring instrument for car receives wireless instructions and sends embedded system to;
(3) embedded system starts anti-snatch program and asks locating data to GPS/GSM;
(4) embedded system regularly sends robbing-proof alarm instruction and latest data to gsm module;
(5) gsm module is accepted instruction and is constantly sent alarm message to specific recipient with SMS;
(6) specific recipient receives the rapid warning of information and tracking and calibration position, for saving the hijackee, seizing that the suspect gains time and chance;
Anti-fatigue-driving caution method for supervising is as follows:
(1) anti-theft program is closed, the anti-fatigue-driving program start;
(2) CCD camera collection driver head state carry out video processing and will handle after data send embedded system to;
(3) when driver's long-duration driving, a fatigue head status of dozing off appears;
(4) embedded system adopts mode identification technology and algorithm to extract feature and to carry out aspect ratio right with the fatigue driving feature database;
(5) the GPS module with coordinate, velocity information constantly and send embedded system to;
(6) embedded system judges that vehicle is in parked state if continuous certain hour coordinate no change or speed are zero;
(7) embedded microprocessor picks up counting if parked state is broken, and writes down the continuous driving time;
(8) embedded system detects and drives time length;
(9) meet or exceed the setting threshold values to meeting fatigue driving and continue driving the time detecting value when the video data aspect ratio of nodding, embedded system judges that tired driver drives;
(10) embedded system control cutin relay, buzzing alarming device switch on also continues to pipe;
(11) driver manually pushes siren horn interruption button and closes siren horn, stops and has a rest;
(12) after siren horn is closed, embedded system starts new round fatigue driving and detects;
The report to the police method for supervising of seeking help of major traffic accidents self-orientation is as follows:
(1) vehicle ' or berth;
(2) serious collision or falling accident take place;
(3) the multiaxis acceleration pick-up detects each axial acceleration or deceleration/decel and converts changing value to voltage signal and sends embedded system to;
(4) embedded system judges whether magnitude of voltage meets or exceeds threshold values;
(5) CCD camera collection image information;
(6) when major traffic accidents take place, vehicle produces great vibrations, and violent shake takes place the picture of CCD camera collection, and this video information sends embedded system to through analogue to digital conversion;
(7) embedded system employing mode identification technology and respective algorithms are extracted eigenwert and are compared with feature database, judge whether to occur high vibration;
(8) judging when embedded system that certain axial acceleration sensor output voltage meets or exceeds sets threshold values and monitored picture and high vibration occurs and then start major traffic accidents self-orientation warning help program;
(9) embedded system sends the traffic accident alarm control signal to buzzing alarming device decision circuit relay;
(10) relay switch on buzzing alarming device and continue to pipe;
(11) no matter whether the driver regains consciousness, and the buzzing alarming device does not cut out within 15 seconds, embedded system to gsm module send accident alarming seek help the instruction and coordinate data;
(12) gsm module is accepted instruction and is sent alarm message with SMS to specific recipient, sends an information every 3 minutes, sends 3 information altogether;
(13) specific recipient receives that information can report to the police rapidly and tracking and calibration position, for relief accident the wounded gains time and chance;
(14) if the buzzing alarming device is closed in 15 seconds, then embedded system is not sent the instruction of seeking help.
CN2010101597435A 2010-04-29 2010-04-29 Active-mode intelligent safety monitoring instrument for car CN101857008B (en)

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