CN201126628Y - Vehicle distress and theftproof system apparatus based on GSM-GPS and ISM wireless network - Google Patents
Vehicle distress and theftproof system apparatus based on GSM-GPS and ISM wireless network Download PDFInfo
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- CN201126628Y CN201126628Y CNU2007200957244U CN200720095724U CN201126628Y CN 201126628 Y CN201126628 Y CN 201126628Y CN U2007200957244 U CNU2007200957244 U CN U2007200957244U CN 200720095724 U CN200720095724 U CN 200720095724U CN 201126628 Y CN201126628 Y CN 201126628Y
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Abstract
A vehicle asking-for-help and antitheft system device based on GSM-GPS and ISM wireless network is disclosed, which is composed by a close distant distress alarm system and a GSM-GPS remote antitheft alarm system; the close distant distress alarm system is composed by an ISM radiofrequency transceiver module, a LCD 12864 liquid crystal display module and a central processing unit with the centre of a nRF905 chip; the GSM-GPS remote antitheft alarm system is composed by a GPS module, a GSM module, a vibration sensing module, a storage battery power supply module and a central processing unit. Both of two parts are not only mutually independent and responsible for own work, but also can realize mutual compensation, cooperation and common application. The two sorts of independent functions are separated from the same apparatus to improve stability of the system. With a path of ''multiple path, multiple ways for asking for help and completion of rescue task by one button'', the system ensures the normal transmission of the weft. The lose distant distress alarm system and the remote wireless control GSM-GPS system are combined to integrate the functions of asking for help and of guarding against theft, so the utility model is stable in functions, simple in operations, excellent in performances, high in performance-price ration and great in humanization.
Description
Technical field
The utility model belongs to automobile emergency and burglary-resisting system, particularly a kind of automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network.
Background technology
Along with China's rapid economy development, living standards of the people constantly improve, increasing people has purchased private car, automobile is popularized in the large tracts of land in the whole nation, made things convenient for people's fast pace life, improved people's work efficiency, yet thing followed automobilist personal safety problem is more and more outstanding.Because the social security situation in the China and even the world is very unoptimistic at present, robbing the car incident of hurting sb.'s feelings still happens occasionally, and perfect not to the utmost at driver's help-asking system in danger, powerless when causing most of driver to meet with a catastrophe, the ruffian that can only leave controls, loots, can't get away.Therefore, seek the apparatus for ask for help through of a highly concealed type, high efficiency, become the common problem of paying close attention to of each driver.
Meanwhile the vehicle thefts problem is serious equally day by day, and becomes another problem of extremely paying close attention to of car owner.Yet at the speed of development of the current public vehicles burglary-resisting system speed of development far away from automobile itself, it is reported that the automobile burglar product has experienced three generations's development: the first generation mainly is a mechanical lock, belongs to the most original anti-theft product; The second generation is an electronic safety lock, and password adopts infrared ray to carry, and alarm can be responded to vibrations and carry out buzzing, but it is very unstable and be easy to be cracked; The third generation then is intelligentized anti-theft product, code theftproof lock, finger-print anti-theft lock etc. in full, it than preceding two generation product had than much progress, but because antitheft initiative is strong inadequately, the car owner can not in time understand vehicle-state.Therefore, clan owning cars now comprises the taxi driver, and all very urgent hope obtains a high-tech electronic burglary-resisting installation that can monitor in real time the love car of oneself.
At above-mentioned phenomenon, we designed and Implemented the emergency of a ISM of utilization close distance radio frequency in conjunction with the remote-wireless communication of GSM-GPS system, report to the police, be controlled to be the emergency of wireless network automobile and the burglary-resisting system of one.The system design purpose is to install the vehicle of this system, is kidnapped or can be in time during other personal injuries send remote and in-plant dual distress signal to the external world the driver, thereby guarantee that to greatest extent driver in danger is succoured in time; Simultaneously, its anti-theft feature can make stolen vehicle provide the warning message with the concrete orientation of automobile in the very first time from the trend owner of lost property, the police and/or other associated mechanisms, make the related personnel position of monitoring vehicle at any time, and cut off the oil circuit of automobile where necessary by Long-distance Control.Cooperate the corresponding GIS application software, native system also can be used for aspects such as the real time monitoring of public transit vehicle or logistics company and management and running.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network is provided.These two systems are respectively: the GSM-GPS remote antitheft alarm system that is made of GPS module, gsm module, vibration-sensing module, storage battery power supply module and central processing unit; By the nRF905 chip is the short-distance alarm help-asking system that ISM radio-frequency (RF) receiving and transmission module, LCD12864 LCD MODULE and central processing unit that the center constitutes are formed.Native system has arrived ISM radiofrequency signal and GSM-GPS technology common application in the auto alarm help-asking system first, has remedied existing similar warning device and can only carry out the deficiency that remote alarms can not closely be cried for help.
The technical solution of the utility model is:
A kind of automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network is characterized in that: form by short-distance alarm help-asking system and GSM-GPS remote antitheft alarm system,
Short-distance alarm help-asking system part is made up of with central processing unit ISM radio-frequency (RF) receiving and transmission module, LCD12864 LCD MODULE that the nRF905 chip constitutes by the center: central processing unit is connected ISM radio-frequency (RF) receiving and transmission module, warning button, control output module; Central processing unit also connects the LCD12864 LCD MODULE;
The GSM-GPS remote antitheft alarm system part that GSM-GPS remote antitheft alarm system part is made of GPS module, gsm module, vibration-sensing module, storage battery power supply module and central processing unit: be connected GPS module, gsm module, vibration-sensing module, warning button, control output module by central processing unit; Central processing unit also connects the storage battery power supply module.
Short-distance alarm help-asking system central processing unit is 8 single-chip microcomputers of high-performance CMOS; The GSM-GPS remote antitheft alarm system partly uses 16 MB90F497 single-chip microcomputers.
The display of LCD MODULE is low power consumption liquid crystal display LCD12864.
The GSM-GPS system adopts dual power supply, i.e. automobile storage battery power supply and system's internal battery power supply.
The utility model effect is:
In this design process,, consider in global design, systemic-function to be divided into " ISM radio frequency help-asking system " and " GSM-GPS remote antitheft alarm system " two parts in order to bring into play the function of system's each several part to greatest extent.These two parts both can be separate, the division of labor separately, can compensate mutually again, shared, cooperation.In same equipment, isolate this two kinds of relatively independent functions, can improve the stability of system greatly.Simultaneously, can also be applied to different applications such as many-sides such as logistics and public transport management.In the emergency function, for the purpose of " do one's best and protect driver's life security ",, combine multiple emergency channel for there is the route of " emergency of multipath, multiple class, one-key operation emergency task " in system, guaranteed normally sending of distress signal.
This wireless radiofrequency communication closely help-asking system combines with remote wireless control GSM-GPS system, integrates rescue alarm and anti-theft feature, has filled up a blank in market.Product has: stablize, operate easily, relate to characteristics such as technical scope is extensive, high in technological content, superior performance, ratio of performance to price height, hommization.
Description of drawings
Fig. 1 short-distance alarm help-asking system functional-block diagram
Fig. 2 remote antitheft alarm system part theory diagram
The comprehensive use principle figure that Fig. 3 GSM-GPS is long-range and ISM process radio frequency is reported to the police
Fig. 4 radio frequency part circuit diagram
The connecting circuit figure of Fig. 5 Liquid Crystal Module and MCU
Fig. 6 central processing unit and power unit circuit diagram
Fig. 7 GSM MODEM partial circuit schematic diagram
Fig. 8 GPS module interface circuit figure
Fig. 9 power circuit partial circuit schematic diagram
Figure 10 central controller partial circuit schematic diagram
Figure 11 shock sensor partial circuit schematic diagram
Figure 12 vehicle scheduling general structure schematic diagram
Figure 13 vehicle scheduling topological diagram
Embodiment
Automobile emergency and burglary-resisting system based on GSM-GPS and ISM wireless network
1. design proposal
The help-asking system part 1.1 the ISM radio frequency gets into danger
Fig. 1 short-distance alarm help-asking system functional-block diagram
Shown in Figure 1 is the short-distance alarm help-asking system part that ISM radio-frequency (RF) receiving and transmission module, LCD12864 LCD MODULE and central processing unit that the center constitutes are formed by the nRF905 chip.
It is at first with the information of vehicle: as information such as the number-plate number, vehicle, colors, exist in advance among the core MCU.When the driver faces a danger, press the emergency alarm button of hidden arrangement, after central processing unit is received alerting signal, just control the radio frequency distress signal of outwards sending ISM band 433MHz that radio-frequency module continues, in radio frequency coverage, all are equipped with on the LCDs of the automobile of this same apparatus or squad car, can demonstrate the details of emergency vehicle, and carry out auditory tone cues by built-in hummer timely, so just can timely wrecked driver be rescued or outwards report to the police; When button being flicked, then stop outwards to send signal, call for help and finish, otherwise will continue to call for help when pushing button once more.In like manner, when other contiguous automobiles send signal by radio-frequency module, on the LCDs of this device, also can demonstrate wrecked driver's the number-plate number and relevant information.
1.2 remote antitheft alarm system part
This part is the GSM-GPS remote antitheft alarm system part that is made of GPS module, gsm module, vibration-sensing module, storage battery power supply module and central processing unit.Its principle is: when vehicle enters anti-theft modes and remains static, when producing irregular vibrations by illegal ignition trigger or because of external force as vehicle, system can send to core MCU with illegal log-on message, and is analyzed and produced illegal startup alert event or sense vibrational state by the shock sensor that install inside and can cause the vibration alarming incident equally by MCU.Central controller outwards sends alerting signal by the SMS messaging service that the GSM network provides together with alert event and GPS locating information, thereby realizes the automatic antitheft warning function of vehicle.Its composition as shown in Figure 2.Fig. 2 remote antitheft alarm system part theory diagram
The comprehensive use that 1.3 GSM-GPS is long-range and ISM process radio frequency is reported to the police
If GSM-GPS is long-range and the alarm integrated use of ISM short-range radio frequency, under the situation that the driver gets into danger, as long as press the SOS button, just can control help-asking system part in danger, closely cry for help in the radio-frequency information outwards sending emergency ISM, send the controlling alarm order to the remote antitheft alarm system part, make it send the warning of warning SMS messaging breath to alarm center and/or the direct emergency of related personnel simultaneously.Fig. 3 has represented the principle of work of the comprehensive use that the long-range and ISM process radio frequency of GSM-GPS is reported to the police.The comprehensive use principle figure that Fig. 3 GSM-GPS is long-range and ISM process radio frequency is reported to the police
2. design concept
2.1 ISM radio frequency help-asking system
When automobile was in running order, central processing unit constantly scanned button and nRF905 radio communication port, and whether whether the check driver have distress signal to send and have distress signal to enter, if outside emergency is arranged, then distress signals was presented on the lcd screen.
2.1.1 the radio-frequency module part of ISM radio frequency help-asking system
Reception/transmission part, cooperate single-chip microcomputer to finish by radio-frequency (RF) transceiver nRF905, the monolithic wireless transceiver chip nRF905 that wireless transceiver circuit adopts Norway Nordic Semiconductor ASA company to release, operating voltage is 1.9～3.6V, 32 pin QFN encapsulation (5 * 5mm), adopt the 433MHz ISM band, the FSK modulation-demodulation technique, the switching time between the channel is less than 650 μ s.Frequency of operation is reliable and stable, need not add SAW filter, and the ShockBurstTM mode of operation can produce lead code and CRC (CRC) automatically.In addition, the high workload speed of nRF905 can reach 20k, and emissive power is+10dBm.Its power consumption is very low, and electric current has only 11mA during emission, and the electric current when working in receiving mode is 12.5mA, built-in idle pulley and shutdown mode.
Fig. 4 radio frequency part circuit diagram
2.1.2 the Liquid Crystal Module of ISM radio frequency help-asking system
Utilize the display device of low power consumption liquid crystal display 12864 as data transmission, 12864 of band Chinese word library is a kind of serial or parallel interface modes that have, built-in 8192 16*16 point Chinese characters and 128 16*8 point ascii character-sets.Driving voltage is between 3.0～5.5V, and built-in DC-DC change-over circuit need not to add negative pressure.The circuit that is connected of 12864 Liquid Crystal Modules and MCU as shown in Figure 5.The connecting circuit figure of Fig. 5 Liquid Crystal Module and MCU
2.1.3 the central processing unit part of ISM radio frequency help-asking system
The low-voltage that American ATMEL is produced during AT89LV51,8 single-chip microcomputers of high-performance CMOS, sheet include 4k bytes can be erasable repeatedly read-only program memory (PEROM) and the random access memory (RAM) of 128bytes, device adopts the high density of atmel corp, nonvolatile storage technologies is produced, compatibility standard MCS-51 order set, 8 central processing units of sheet built-in general-purpose (CPU) and Flash storage unit, powerful AT89LV51 single-chip microcomputer can be the application scenario that you provide many high performance-price ratios, but flexible Application is in various controls field, be particularly suitable for portable, pocket and battery powered instrument and meter, in the little equipment applied environment of variety of way volume, AT89LV51 can work under the 2.7-6.0V supply voltage.It and MCS-51 product order set are compatible fully, have the 4K byte and can weigh the Flash erase/write flash memory, 1000 erase-write cycles, full static state operation: 0Hz-12MHz, three grades of encipheror storeies and 128*8 byte inner RAM, 32 programmable I/O mouth lines, 2 16 bit timings/counters, 6 interrupt sources, serial UART passage able to programme and low-power free time and power-down mode.Fig. 6 central processing unit and power unit circuit diagram
2.2 GSM-GPS tele-control system
The GSM-GPS remote antitheft alarm system partly is made up of GPS module, gsm module, central processor MCU, shock sensor, power circuit and battery charging circuit etc.
2.2.1 the GSM MODEM short message receiving-transmitting part of GSM-GPS tele-control system
The short message receiving-transmitting part, adopt 2404 built-in modules (GSM 900/GSM 1800) of French Wavecome, the output power of double frequency GSM is respectively 2W and 1W under the situation of 900MHz and 1800MHz, adopt externally fed, effectively input voltage is between 5V～32V, input current respectively under holding state and the 900MHz duty: 5mA and 140mA are suitable for onboard system.GSM MODEM partial circuit connects as shown in Figure 7.Fig. 7 GSM MODEM partial circuit schematic diagram
2.2.2 the GPS localization part of GSM-GPS tele-control system
Figure 8 shows that GPS module interface circuit part, localization part uses its use 3.3V supply voltage of Trimble Lassen LP module [8] of U.S. Trimble NavigationLimited Software and Component Technologies company in the system, and a kind of low-power consumption micro GPS receiver module with programmable power management function, be that the ideal that is used for the hand-held product of intelligent power is selected.It is designed that it is in particular the system designer and the integrated personnel that research and develop the hand-held product of a new generation.It can be the optimum balance state that an application-specific is designed operating frequency and electric weight preservation whereby that this embedded design makes systems programming person.
Under " Schedule Track " (progress tracking) operator scheme, the developer can work out project procedure increases electric weight, in order to catch satellite fast.After collecting satellite data and calculating its position, can reduce receiver electric weight to a minimum state, in order to satisfy the program gap or to wake up up to there being hardware to disturb.Progress is followed the trail of the warm start performance that hardware operation is provided.It is general by the quick start-up mode under the battery backed automatic arousal function state that progress tracking pattern more is better than it, thereby reach with fast as far as possible speed trap real-time satellite data.Progress is followed the trail of to be provided the lowest power consumption under the parasomnia and fast as far as possible when needed position data is provided.
Lessen LP GPS provides the data with maximum feasible to select.TSIP binary data agreement has comprised the novel power supply control performance, and the maximum control for system operation is provided.Under the ASCII character state, can select TAIP and NMEA agreement.High precision applications to be reached for RTCM SC-104 difference correction data and secondary serial ports can be used.The antenna traces of also carrying out Lessen LP GPS detects and function of shielding comes control antenna system status.Fig. 8 GPS module interface circuit figure
2.2.3 the power circuit part of GSM-GPS tele-control system
The GSM-GPS system adopts dual power supply, i.e. automobile storage battery power supply and system's internal battery power supply are not having under the situation of external power source, by means of all right continuous working of battery system more than 10 hours.Battery has the function that self-test function gives the alarm when low electric weight or battery are out of order, when vehicle ', the charging circuit by inside can charge automatically to accumulator.Circuit theory as shown in Figure 9.Fig. 9 power circuit partial circuit schematic diagram
2.2.3 the central controller part of GSM-GPS tele-control system
After button is pressed, the vehicle position information of central controller MCU reality when GPS reads and by GSMMODEM to the mutually deserved warning message of relevant departments.What Figure 10 showed is the circuit theory diagrams of central controller part.16 MB90F497 single-chip microcomputers that system has adopted Fuji Tsu to produce, it has the FLASH internal memory of 32KB and the RAM of 2KB, and its abundant internal resource has guaranteed the function needs of system.Figure 10 central controller partial circuit schematic diagram
2.2.4 the shock sensor part of GSM-GPS tele-control system
When undesired lasting vibrations or illegal startup generation, can cause corresponding alert event equally.Causing by shock sensor of shock event partly produces, and Figure 11 is the schematic diagram of this partial circuit, and it mainly partly is made up of shock sensor, filtering circuit, comparison amplifying circuit etc.Figure 11 shock sensor partial circuit schematic diagram
3, functional characteristics
System mainly is aimed at taxi and private car design, under the situation of getting into danger the driver, as long as press the SOS button, just can outwards send the long-range two kinds of distress signals of ISM radio frequency and SMS timely and also can effectively be succoured.Under the stolen situation of automobile, the automobile position can be reported from the trend owner of lost property by system, and can directly seek help to warning.Utilize perfect GSM-GPS system to join the software with GIS again, system can also be widely used in aspects such as urban mass-transit system management, logistics management and monitoring.Based on above function, as can be seen this system use simple and also effect obvious, be fit to the society now of high speed development.
3.1 SOS warning function based on ISM and GSM technology
The driver by selecting the emergency alarm button of hidden installation, sends SMS messaging and radiofrequency signal with warning message in danger.Warning SMS messaging with locating information can be sent to relevant departments' emergency of reporting to the police by the GSM network, and the emergency content is the details of driver institute in danger steering vehicle and the particular location of this car.Alarm center can carry out accessing operation initiatively according to the relevant information of wrecked vehicle the very first time, accessed content is the time real position coordinates of vehicle, then according to the vehicle location of bringing in constant renewal in, analysis in conjunction with related software, supervisory system just can be drawn the vehicle course automatically on electronic chart, thereby to wrecked driver's rescue accurately and timely.The radiofrequency signal of ISM band can be cried for help to the vehicle or the patrol police that are equipped with sampling device within the specific limits simultaneously.All same apparatus in the radiofrequency signal coverage all can show vehicle relevant informations such as the number-plate number, vehicle, color of the vehicle of crying for help in real time.The sending method of distress signals is simple, quick, operates hidden, the difficult discovery, thereby has significantly reduced the difficulty and the danger of emergency.
3.1 anti-theft feature based on the GSM-GPS tele-control system
At the stolen problem of the ubiquitous vehicle of current society, we have designed this automotive anti-theft alarming system.When vehicle enters anti-theft modes and remains static, vehicle can be by the inner illegal alert event of installing that starts of shock sensor induction of GSM-GPS remote antitheft alarm system, outwards send alerting signal, thereby realize the function of the automatic antitheft warning of vehicle.
Specific implementation is: by the starter gear of system monitoring vehicle and by shock sensor vehicle integral body is monitored, when vehicle produces irregular vibrations by illegal ignition trigger or because of external force, system can produce an alert event, and send central processor MCU to, analyze, handle and in time report to the police by MCU in conjunction with the GSM-GPS remote theft-proof system.Wherein, at first issue the vehicle position information of single-chip microcomputer, control the GSM MODEM short message transceiving module very first time subsequently and make the stolen warning of automobile to car owner, the police and relevant unit by GPS global location module in the central processor MCU acquisition system.After the car owner confirmed that vehicle is stolen, real position and stolen vehicle carried out Long-distance Control in the time of can also utilizing the password note further to visit vehicle was necessaryly carried out lockedly constantly to the oil circuit of vehicle, make that vehicle is flame-out can not to be started once more.Owing in the system independently accumulator is housed, so even under the cut situation of the circuit of automobile, also can proceed long range positioning and control operation.Gather the real-time accurate localization information of automobile by GPS, and this information is passed to first-aid centre by GSM.
3.3 vehicle management function
In the GSM-GPS long distance control system, system can utilize prior setting, finishes more function.At first stipulate a coordinate range, when the garage is rolled the scope of regulation away from, just can report to the police with the form of SMS messaging from trend relevant unit or individual by system in time.In like manner, in automobile sailed a certain preset range into, same meeting of system and relevant unit or individual got in touch.By this function, the driver can carry out the registration of " go out the city, enter the market " easily, has made things convenient for national, local vehicle management.
In addition, under driver and situation that vehicle separates, can also require vehicle in regular hour or territorial scope, the position of time-triggered report oneself periodically is so that the practical purpose that reaches remote monitoring.
3.4 vehicle scheduling function
As shown in figure 12, make full use of on the basis of Geographic Information System correlation techniques such as (GIS), can monitor in real time and manage target vehicle based on the vehicle monitoring system of GSM-GPS.Board units on the monitoring objective can receive the locator data that gps satellite is sent by the GPS module, and goes out self residing geographic coordinate according to the data computation that satellite is sent.Coordinate data is passed through gsm module, utilize the form of note that information agreements in accordance with regulations such as the position of vehicle, state are sent to the GSM network, the GSM network is sent to the information that receives on the communication gate of Surveillance center then, after handling through communication gate, finally is forwarded to the GIS monitor terminal.The real-time information of vehicle just can be known and be grasped intuitively in control center like this.Simultaneously, in vehicle scheduling topological diagram as shown in figure 13, be not difficult to find, on the aspect of vehicle scheduling, real visit when Surveillance center can also carry out the position of vehicle as required, and can carry out management and running to all the other vehicles according to traffic information timely.
At vehicle in case of emergency, can report to the police by board units, data such as vehicle position, type of alarm are sent to control center, after supervisory control comuter was handled, in time the exact position with the incident vehicle was presented on the electronic chart.Figure 12 vehicle scheduling general structure schematic diagram, Figure 13 vehicle scheduling topological diagram.
Claims (4)
1. automobile emergency and burglary-resisting system device based on a GSM-GPS and an ISM wireless network is characterized in that: form by short-distance alarm help-asking system and GSM-GPS remote antitheft alarm system,
Short-distance alarm help-asking system part is made up of with central processing unit ISM radio-frequency (RF) receiving and transmission module, LCD12864 LCD MODULE that the nRF905 chip constitutes by the center: central processing unit is connected ISM radio-frequency (RF) receiving and transmission module, warning button, control output module; Central processing unit also connects the LCD12864 LCD MODULE;
The GSM-GPS remote antitheft alarm system part that GSM-GPS remote antitheft alarm system part is made of GPS module, gsm module, vibration-sensing module, storage battery power supply module and central processing unit: be connected GPS module, gsm module, vibration-sensing module, warning button, control output module by central processing unit; Central processing unit also connects the storage battery power supply module.
2. automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network according to claim 1, it is characterized in that: short-distance alarm help-asking system central processing unit is 8 single-chip microcomputers of high-performance CMOS; The GSM-GPS remote antitheft alarm system partly uses 16 MB90F497 single-chip microcomputers.
3. automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network according to claim 1, it is characterized in that: the display of LCD MODULE is a low power consumption liquid crystal display 12864.
4. automobile emergency and burglary-resisting system device based on GSM-GPS and ISM wireless network according to claim 1, it is characterized in that: the GSM-GPS system adopts dual power supply, i.e. automobile storage battery power supply and system's internal battery power supply.
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| CNU2007200957244U CN201126628Y (en) | 2007-04-10 | 2007-04-10 | Vehicle distress and theftproof system apparatus based on GSM-GPS and ISM wireless network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101624038B (en) * | 2009-08-04 | 2011-05-11 | 江苏承惠科技有限公司 | Vehicle real-time wireless sensing monitoring system |
| WO2013003972A1 (en) * | 2011-07-01 | 2013-01-10 | 成都捷康特科技有限公司 | Gps anti-theft tracking system for solar panel |
| CN103295381A (en) * | 2013-06-14 | 2013-09-11 | 成都锐奕信息技术有限公司 | Automatic alarm wireless device |
| CN103448671A (en) * | 2012-05-29 | 2013-12-18 | 国民技术股份有限公司 | Method and device for mobile terminal to gather radio frequency function |
| CN104527569A (en) * | 2015-01-08 | 2015-04-22 | 上海天奕无线信息科技有限公司 | Intelligent anti-theft device and system and liquid crystal instrument panel |
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| CN101624038B (en) * | 2009-08-04 | 2011-05-11 | 江苏承惠科技有限公司 | Vehicle real-time wireless sensing monitoring system |
| WO2013003972A1 (en) * | 2011-07-01 | 2013-01-10 | 成都捷康特科技有限公司 | Gps anti-theft tracking system for solar panel |
| CN103448671A (en) * | 2012-05-29 | 2013-12-18 | 国民技术股份有限公司 | Method and device for mobile terminal to gather radio frequency function |
| CN103295381A (en) * | 2013-06-14 | 2013-09-11 | 成都锐奕信息技术有限公司 | Automatic alarm wireless device |
| CN104742860A (en) * | 2013-12-27 | 2015-07-01 | 歌乐株式会社 | Vehicle alarm method and vehicle alarm system |
| CN104742860B (en) * | 2013-12-27 | 2018-06-08 | 歌乐株式会社 | Car alarming method and vehicle alarming system |
| CN104527569A (en) * | 2015-01-08 | 2015-04-22 | 上海天奕无线信息科技有限公司 | Intelligent anti-theft device and system and liquid crystal instrument panel |
| CN106251559A (en) * | 2016-09-27 | 2016-12-21 | 北海益生源农贸有限责任公司 | A kind of multifunctional running safety control system |
| CN106476750A (en) * | 2016-12-23 | 2017-03-08 | 广西大学 | A kind of vehicle electronics management information system |
| CN106707886A (en) * | 2017-02-15 | 2017-05-24 | 南阳理工学院 | GPS-GR real-time monitoring, detection and control-based alarm system |
| CN107139828A (en) * | 2017-05-04 | 2017-09-08 | 刁铁城 | A kind of automobile anti-hijacking warning apparatus for seeking help |
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