CN202448983U - Safety monitoring system for school bus - Google Patents
Safety monitoring system for school bus Download PDFInfo
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- CN202448983U CN202448983U CN2011205736475U CN201120573647U CN202448983U CN 202448983 U CN202448983 U CN 202448983U CN 2011205736475 U CN2011205736475 U CN 2011205736475U CN 201120573647 U CN201120573647 U CN 201120573647U CN 202448983 U CN202448983 U CN 202448983U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000001133 acceleration Effects 0.000 claims abstract description 12
- 239000010721 machine oil Substances 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 13
- 230000005236 sound signal Effects 0.000 claims description 5
- 239000000295 fuel oil Substances 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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Abstract
The utility model provides a safety monitoring system for a school bus. The safety monitoring system comprises a general control system, a data collecting subsystem, a driving record subsystem, a vehicle control subsystem and a wireless transmission subsystem. The safety monitoring system is characterized in that the general control system is in two-way connection with the data collecting subsystem, the driving record subsystem, the vehicle control subsystem and the wireless transmission subsystem respectively; and the data collecting subsystem is connected with part or all of a vehicle tire pressure sensor, a load bearing sensor, a gasoline amount sensor, an acceleration sensor, a machine oil sensor and a smoke sensor, and the driving record subsystem is respectively connected with the general control system and a driving recorder.
Description
Technical field
The utility model relates to the vehicle safety field, and particularly, the utility model relates to a kind of visitor and uses the vehicle safety monitoring system, relates more specifically to a kind of school bus safety monitoring system.
Background technology
In recent years, the school bus safety misadventure takes place frequently, and has caused national showing great attention to.In national women and children's working conference that on November 27th, 2011 held, Premier Wen Jiabao stresses to formulate " school bus safe conduct " rapidly, makes school bus become the mobile schoolhouse (People's Daily Overseas Edition, on December 02nd, 2011) of safety of student.To school bus safety, China has issued The People's Republic of China's national standard " special-purpose pupil's school bus safety specification " (GB 24407-2009) on September 30th, 2009, and formally implements in July, 2010." special-purpose pupil's school bus safety specification " explicitly calls for " school bus should be equipped with Tachographs and satisfy the requirement of GB/T 19056 ".These indications and regulation all provide clear and definite requirement to the monitoring of school bus safety.
Application publication number is the framework that the Chinese utility application " a kind of school bus forecast system " of CN 102005131A has proposed a kind of car-mounted terminal, user terminal and website three bulks; Emphasis is the information interaction between driver and the student, but relates to the speed of a motor vehicle early warning of having only of vehicle safety aspect.Granted publication number has proposed through GPS monitoring school bus position, sound for the Chinese utility model patent of CN 201654862U " school bus go record monitor " and whether the infrared monitoring school bus is flame-out have child to be detained after closing, through the GPRS wireless network vehicle position information is issued the head of a family; And, the speed of a motor vehicle reminds the driver when exceeding the speed limit; But this application utilizes the method that whether remains the passenger in infrared and the sound monitoring car in addition in practical application, to have a lot of problems; Have the sound can flase alarm such as a pass by people or outside of vehicle window outward, this problem can't solve.Application publication number is whether the Chinese utility application " special vehicle/school bus integrated manipulator " of CN 102259614A proposes to stop and the school bus moving velocity through vehicular meter circuit supervision vehicle; But its function ratio is more single, can't system, perfect carry out the school bus security monitoring.
In addition; Publication number is in the utility model application " a kind of real time monitoring system for vehicle state " of CN 1967599A the monitored control system that comprises car-mounted terminal and remote monitoring center to be provided; Realize monitoring through treater, camera, communication module, GPS module and signal detection control circuit, but only display image collection and the transmission of this technical scheme, vehicle location; Can not play the comprehensive security control action, and in fact have only the part supervision not have working control vehicle.A kind of vehicle wireless monitoring system is provided in the utility model application of Granted publication CN100514382C; This system is through wireless connections image, audio frequency, and the use authority authentication, can obtain the vehicle GPS data; But also only be to detect, and do not play the effect of safety control.
Total; At present the visitor who comprises school bus of China still lacks from the vehicle control system bottom with vehicle and sets about; Integrated GPS, acceleration/accel, tire pressure, weigh, video, voice transmission over radio and RFID electronic label identification system in the car; And, can not realize the function of actual time safety control through the school bus safety monitoring system that the network real-time issue shows.
The utility model content
The purpose of the utility model provides a kind of school bus safety monitoring system.Through integrated GPS, acceleration/accel, tire pressure, weigh, video, voice transmission over radio and RFID electronic label identification system carry out in many ways, fast and monitoring in real time school bus safety in the car.
An aspect according to the utility model has proposed a kind of school bus safety monitoring system, comprises turn-key system, data acquisition subsystem, driving recording subsystem, vehicle RACS and transmission over radio subsystem; It is characterized in that, turn-key system respectively with data acquisition subsystem, driving recording subsystem, vehicle RACS and transmission over radio subsystem bidirectional interconnect; Data acquisition subsystem links to each other with vehicle tyre pressure sensor, bearing sensor, fuel-quantity transducer, speed sensor, acceleration pick-up, machine oil sensor and the some or all of of Smoke Sensor respectively through the Can bus, and the driving recording subsystem links to each other with drive recorder with turn-key system respectively.
The vehicle RACS links to each other with loudspeaker with throttle, two flashing light, car door through the vehicle control circuit, is used for controlling throttle, two flashing light, car door and loudspeaker according to the instruction of turn-key system and based on the vehicle ' situation.
Said vehicle tyre pressure sensor, bearing sensor, fuel-quantity transducer, speed sensor, acceleration pick-up and machine oil sensor are respectively applied for measuring vehicle tire pressure, vehicle load-bearing, Fuel Oil Remaining, speed, acceleration/accel and residue machine oil.
Data acquisition subsystem is used for obtaining in real time the running state parameter of vehicle and sends turn-key system to; The driving recording subsystem is used to write down turn-key system and drive recorder passes the data and the video information of coming; The vehicle RACS is used for controlling throttle, two flashing light, car door and loudspeaker according to the vehicle ' situation that turn-key system sends; The transmission over radio subsystem is used for obtaining in real time school bus in-to-in video and audio signal, by the driving recording subsystem stores, and is wirelessly transmitted to the server of school or school bus company through turn-key system.
The school bus safety monitoring system also comprises: RFID subsystem and GPRS subsystem; The RFID subsystem links to each other with the RFID card reader that is arranged at the car door mouth through the RFID data bus, is used to write down student information and obtains student's situation of getting on or off the bus; The GPRS subsystem is used for the information that sends over from turn-key system is sent through GPRS network.
Vehicle GPS is used for the GPS global positioning information that registration of vehicle goes; Drive recorder is used for videograph vehicle road conditions in the process of moving.
The transmission over radio subsystem also connects roof wireless video and audio antenna and Che Nei camera and acoustic pickup.
Said RFID card reader is used for writing down through the RFID subsystem student into the car or the student's that got off numbering; And give turn-key system with this message feedback, turn-key system is given the information unloading driving recording subsystem and/or is sent to guardian's mobile phone through the GPRS subsystem with the form of SMS.
Turn-key system is used for stopping passing through vehicle RACS discountinuity ring loudspeaker when student information difference is got on or off the bus in the comparison of flame-out back and opening two flashing lights at car, and sends SMS through the GPRS subsystem to the driver and remind; To control throttle when turn-key system also is used for when vehicle launch knowing that through the vehicle RACS car door is not closed lost efficacy.
Turn-key system is used for knowing through the GPS information of data acquisition subsystem that the school bus moving velocity is higher than when limiting maximum speed and unclamps throttle through the vehicle RACS; Through the vehicle RACS throttle was lost efficacy when turn-key system also is used to know in the car smog and open two flashing lights.
The school bus safety monitoring system that the utility model provides; Can go with the control school bus by comprehensive monitoring; Can detect ride personnel and realize the GPS location of occupant's situation, Intelligent Recognition; And, realize the supervision and the safety control of vehicle through network real-time issue school bus operation and occupant's information.
Description of drawings
Fig. 1 is the modular construction figure according to the vehicle safety monitoring system of the utility model.
As shown in the figure; In order clearly to realize the structure of the embodiment of the utility model, marked specific structure and device in the drawings, but this is merely the signal needs; Be not that intention is limited to the utility model in this ad hoc structure, device and the environment; According to concrete needs, those of ordinary skill in the art can adjust these devices and environment or revise, and adjustment of being carried out or modification still are included in the scope of accompanying Claim.
The specific embodiment
A kind of passenger vehicle that the utility model is provided below in conjunction with accompanying drawing and specific embodiment or be specially the school bus safety monitoring system and be described in detail.In the following description, with a plurality of different aspect of describing the utility model, yet, for the one of ordinary skilled in the art, can only utilize some or the entire infrastructure of the utility model or flow process to implement the utility model.For the definition of explaining, set forth specific number, configuration and order, but clearly, do not had also can to implement the utility model under the situation of these specific detail.In other cases, in order not obscure the utility model, will set forth no longer in detail for some well-known characteristics.
Fig. 1 is the modular construction figure according to the school bus safety monitoring system of an embodiment of the utility model.Generally speaking, as shown in Figure 1, this system comprises turn-key system 1, data acquisition subsystem 2, driving recording subsystem 3, vehicle RACS 4 and transmission over radio subsystem 7.Further, this system also comprises RFID subsystem 5 and GPRS subsystem 6.Be appreciated that; Be described below, these subsystems have independently function, and can association mutually can be not related yet; That is to say that the included subsystem of this system can be some of above-mentioned subsystem or all, and the application provides this incidence relation hereinafter.According to the application's instruction, those skilled in the art can realize the some or all of of above-mentioned subsystem made up to realize the application's function.
Wherein, as shown in Figure 1, turn-key system 1 is two-way interconnected with data acquisition subsystem 2, driving recording subsystem 3, vehicle RACS 4, RFID subsystem 5, GPRS subsystem 6 and transmission over radio subsystem 7 respectively.Wherein, data acquisition subsystem 2 is used for obtaining in real time the running state parameter of vehicle, and data acquisition subsystem 2 also links to each other with vehicle GPS 202 through the RS232 interface, obtains the GPS global positioning information of vehicle in real time.Driving recording subsystem 3 links to each other with drive recorder 301 with turn-key system 1 respectively, is used to open drive recorder 301 and carries out videograph.In addition, driving recording subsystem 3 will be used to write down turn-key system 1 and pass the data and the video information of coming with drive recorder 301.Vehicle RACS 4 is used for according to vehicle ' situation control throttle, two flashing light, car door and loudspeaker.RFID subsystem 5 is used to write down student information and the student situation of getting on or off the bus.GPRS subsystem 6 is used for the information that sends over from turn-key system 1 is sent through GPRS network.
Further with reference to figure 1; Specify the annexation of each subsystem; Wherein, data acquisition subsystem 2 links to each other with vehicle tyre pressure sensor 210, bearing sensor 220, fuel-quantity transducer 230, speed sensor 240, acceleration pick-up 250, machine oil sensor 260 and Smoke Sensor 270 respectively through Can bus 201, obtains the various running state parameters of vehicle in real time; Judge further to offer turn-key system, thereby carry out vehicle control through vehicle RACS 4.Data acquisition subsystem 2 also links to each other with vehicle GPS 202 through the RS232 interface, obtains the GPS global positioning information of vehicle in real time.
Wherein, driving recording subsystem 3 links to each other with turn-key system 1 and drive recorder 301 respectively.After the vehicle energising, turn-key system 1 will activate driving recording subsystem 3, and driving recording subsystem 3 will be opened the videograph that drive recorder 301 is used for car.Simultaneously, driving recording subsystem 3 will be used to write down turn-key system 1 and pass the data and the video information of coming with drive recorder 301.
Vehicle RACS 4 links to each other with throttle 410, two flashing light 420, car door 430 and loudspeaker 440 through vehicle control circuit 401, according to the instruction of turn-key system, controls throttle, two flashing light, car door and loudspeaker based on the vehicle ' situation.
Wherein, said vehicle tyre pressure sensor 210, bearing sensor 220, fuel-quantity transducer 230, speed sensor 240, acceleration pick-up 250 and machine oil sensor 260 are respectively applied for measuring vehicle tire pressure, vehicle load-bearing, Fuel Oil Remaining, speed, acceleration/accel and residue machine oil.Vehicle GPS 202 is used for the GPS global positioning information that registration of vehicle goes.Drive recorder 301 is used for videograph vehicle road conditions in the process of moving.
Said RFID card reader 510 is used for the rfid card that reading encrypted has been preserved student's essential information (such as numbering, name, class of school, guardian's contact method etc.), writes down student's numbering into the car, and gives said turn-key system 1 with this message feedback.
Camera and acoustic pickup 710 in the said car are used for obtaining in real time the video and audio signal in the car.Said roof wireless video and audio transmit antenna 720 is used for video and audio signal in the car is wirelessly transmitted to the server of school or school bus company.Turn-key system 1 can be through the said throttle of said vehicle RACS 4 controls 410, said pair of flashing light 420, said car door 430 and said loudspeaker 440.
Camera acoustic pickup 710 links to each other with roof wireless video and audio transmit antenna 720 in transmission over radio subsystem 7 and the car; Can obtain school bus in-to-in video and audio signal in real time; Store by driving recording subsystem 3 through turn-key system 1, and be wirelessly transmitted to the server of school or school bus company.
System is in operation, and usually the enter the station back RFID subsystem 5 that comes to a complete stop of school bus is activated by turn-key system 1, and the student is at the Shi Douhui brush rfid card of getting on or off the bus, and this behavior of swiping the card can be student's actv., also can be that the student gets into or drive sweep when leaving scanning range.In the rfid card encrypting storing student's essential information (such as numbering, name, class of school, guardian's contact method etc.); RFID card reader 510 will write down the student into the car or the student's that got off numbering when the student gets on the bus or gets off; And give turn-key system 1 with this message feedback; Turn-key system 1 is given to driving recording subsystem 3 with information and is carried out data and preserve, and the information that the student is got on the bus safely or gets off sends to guardian's mobile phone through GPRS subsystem 6 with the form of SMS.
When school bus is reached terminal; Behind driver's switch-off and the closed door; Get on the bus swipe the card and the get off record of swiping the card of 1 pair of turn-key system is compared, and judges whether to get on the bus to have brushed the card and the situation of not swiping the card of getting off occurs, if this situation is arranged then show that having the student also to be detained does not get off on the car; Turn-key system 1 will and be opened two flashing lights 430 through vehicle RACS 4 discountinuitys ring loudspeaker 410, and send SMS through GPRS subsystem 6 to the driver and remind.
When vehicle start, if turn-key system 1 knows that through vehicle RACS 4 car door 430 do not close, throttle 410 was lost efficacy, vehicle can't start.
When turn-key system 1 knows that through GPS 202 information of data acquisition subsystem 2 the school bus moving velocity is higher than when limiting maximum speed, for example during 60km/h, will unclamp throttle 410 through vehicle RACS 4, this moment, the driver continued open out with invalid.
When vehicle stops, if turn-key system 1 knows that through data acquisition subsystem 2 speed of a motor vehicle also do not reduce to 0, turn-key system 1 will make that to open car door 440 invalid through vehicle RACS 4, with guarantee vehicle in the process of moving car door 430 be in closed condition.
When turn-key system 1 knows that through vehicle RACS 4 car door 430 has been opened, two flashing lights 440 of opening vehicle are automatically noted to remind front vehicle.
After the vehicle energising; If Smoke Sensor 270 perceives smog is arranged in the car; Data acquisition subsystem 1 can in time be given turn-key system 1 with message feedback; Turn-key system 1 will make throttle 410 lose efficacy through vehicle RACS 4, and open two flashing lights 420 and break off the oil circuit deceleration and remind front vehicle to note dodging with support vehicles.Turn-key system 1 notice driving recording subsystem 3 records are also reported to the police.The driver relies on the vehicle coasting speed to keep to the side to stop and handles.
Interior camera of car and acoustic pickup 710 are respectively applied for the video/audio information that school bus was interior and school bus is outer (comprising the driving and the parking of arriving at a station) under the record school bus running state with drive recorder 301; Comprise occupant's active situation and road conditions etc., and by driving recording subsystem 3 records.Like the school bus occurrence of traffic accident; Camera and acoustic pickup 710 and drive recorder 301 can carry out dynamically recording and by vehicle-running recording system 3 storages with the overall process (comprising the inside and outside situation of car) in a moment before the vehicle accident in the car; Pass through the computer player plays in the future, the overall process of accident is done once to return again broadcast, can view geographical environment, traveling state of vehicle, occupant's situation of accident generation eve and the dynamic menus such as all kinds of factors that influence safety traffic clear, intuitively; When running into dispute; Help traffic, vehicle management department carries out accident analysis, judges troublemaker's responsibility, makes settlement of accident more become hommization, method physics and chemistry.
Below mainly be that example describes with the school bus; But for same other visitors that need management for vehicle; Native system can be suitable for equally, that is to say, modification and the variation of the utility model when being applied to other client vehicles should be included in the application's the protection domain.
What should explain at last is; Above embodiment only limits in order to the technical scheme of description the utility model rather than to the present technique method; The utility model can extend to other modification, variation, application and embodiment on using, and therefore thinks that all such modifications, variation, application, embodiment are in the spirit and teachings of the utility model.
Claims (10)
1. a school bus safety monitoring system comprises turn-key system, data acquisition subsystem, driving recording subsystem, vehicle RACS and transmission over radio subsystem; It is characterized in that, turn-key system respectively with data acquisition subsystem, driving recording subsystem, vehicle RACS and transmission over radio subsystem bidirectional interconnect; Data acquisition subsystem links to each other with vehicle tyre pressure sensor, bearing sensor, fuel-quantity transducer, speed sensor, acceleration pick-up, machine oil sensor and the some or all of of Smoke Sensor respectively through the Can bus, and the driving recording subsystem links to each other with drive recorder with turn-key system respectively.
2. school bus safety monitoring system according to claim 1; It is characterized in that; The vehicle RACS links to each other with loudspeaker with throttle, two flashing light, car door through the vehicle control circuit, is used for controlling throttle, two flashing light, car door and loudspeaker according to the instruction of turn-key system and based on the vehicle ' situation.
3. school bus safety monitoring system according to claim 1; It is characterized in that said vehicle tyre pressure sensor, bearing sensor, fuel-quantity transducer, speed sensor, acceleration pick-up and machine oil sensor are respectively applied for measuring vehicle tire pressure, vehicle load-bearing, Fuel Oil Remaining, speed, acceleration/accel and residue machine oil.
4. school bus safety monitoring system according to claim 1 is characterized in that, data acquisition subsystem is used for obtaining in real time the running state parameter of vehicle and sends turn-key system to; The driving recording subsystem is used to write down turn-key system and drive recorder passes the data and the video information of coming; The vehicle RACS is used for controlling throttle, two flashing light, car door and loudspeaker according to the vehicle ' situation that turn-key system sends; The transmission over radio subsystem is used for obtaining in real time school bus in-to-in video and audio signal, by the driving recording subsystem stores, and is wirelessly transmitted to the server of school or school bus company through turn-key system.
5. school bus safety monitoring system according to claim 1 is characterized in that, also comprises: RFID subsystem and GPRS subsystem; The RFID subsystem links to each other with the RFID card reader that is arranged at the car door mouth through the RFID data bus, is used to write down student information and obtains student's situation of getting on or off the bus; The GPRS subsystem is used for the information that sends over from turn-key system is sent through GPRS network.
6. school bus safety monitoring system according to claim 2 is characterized in that, vehicle GPS is used for the GPS global positioning information that registration of vehicle goes; Drive recorder is used for videograph vehicle road conditions in the process of moving.
7. school bus safety monitoring system according to claim 1 is characterized in that, the transmission over radio subsystem also connects roof wireless video and audio antenna and Che Nei camera and acoustic pickup.
8. school bus safety monitoring system according to claim 5; It is characterized in that; Said RFID card reader is used for writing down through the RFID subsystem student into the car or the student's that got off numbering; And give turn-key system with this message feedback, turn-key system is given the information unloading driving recording subsystem and/or is sent to guardian's mobile phone through the GPRS subsystem with the form of SMS.
9. school bus safety monitoring system according to claim 8; It is characterized in that; Turn-key system is used for stopping passing through vehicle RACS discountinuity ring loudspeaker when student information difference is got on or off the bus in the comparison of flame-out back and opening two flashing lights at car, and sends SMS through the GPRS subsystem to the driver and remind; To control throttle when turn-key system also is used for when vehicle launch knowing that through the vehicle RACS car door is not closed lost efficacy.
10. school bus safety monitoring system according to claim 1 is characterized in that, turn-key system is used for knowing through the GPS information of data acquisition subsystem that the school bus moving velocity is higher than when limiting maximum speed and unclamps throttle through the vehicle RACS; Through the vehicle RACS throttle was lost efficacy when turn-key system also is used to know in the car smog and open two flashing lights.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205736475U CN202448983U (en) | 2011-12-31 | 2011-12-31 | Safety monitoring system for school bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205736475U CN202448983U (en) | 2011-12-31 | 2011-12-31 | Safety monitoring system for school bus |
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| Publication Number | Publication Date |
|---|---|
| CN202448983U true CN202448983U (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205736475U Expired - Fee Related CN202448983U (en) | 2011-12-31 | 2011-12-31 | Safety monitoring system for school bus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930700A (en) * | 2012-10-25 | 2013-02-13 | 上海市城市建设设计研究总院 | Safety monitoring system in school bus |
| CN102956046A (en) * | 2012-11-05 | 2013-03-06 | 福州瑞芯微电子有限公司 | Driving recorder |
| CN103600706A (en) * | 2013-10-31 | 2014-02-26 | 大连智友软件科技有限公司 | Intelligent school bus system |
| CN104123761A (en) * | 2014-01-17 | 2014-10-29 | 兰州交通大学 | Long-distance bus safety production whole process anti-cheating intelligent monitoring system |
| CN107134126A (en) * | 2017-05-11 | 2017-09-05 | 厦门卫星定位应用股份有限公司 | A kind of trace tracking method based on safety of student |
| CN108556735A (en) * | 2018-03-07 | 2018-09-21 | 东莞团诚自动化设备有限公司 | A school bus safety monitoring device |
-
2011
- 2011-12-31 CN CN2011205736475U patent/CN202448983U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930700A (en) * | 2012-10-25 | 2013-02-13 | 上海市城市建设设计研究总院 | Safety monitoring system in school bus |
| CN102956046A (en) * | 2012-11-05 | 2013-03-06 | 福州瑞芯微电子有限公司 | Driving recorder |
| CN103600706A (en) * | 2013-10-31 | 2014-02-26 | 大连智友软件科技有限公司 | Intelligent school bus system |
| CN103600706B (en) * | 2013-10-31 | 2015-11-11 | 大连智友软件科技有限公司 | A kind of intelligent school bus system |
| CN104123761A (en) * | 2014-01-17 | 2014-10-29 | 兰州交通大学 | Long-distance bus safety production whole process anti-cheating intelligent monitoring system |
| CN104123761B (en) * | 2014-01-17 | 2018-08-03 | 兰州交通大学 | The whole anti-cheating intelligent monitor system of coach safety in production |
| CN107134126A (en) * | 2017-05-11 | 2017-09-05 | 厦门卫星定位应用股份有限公司 | A kind of trace tracking method based on safety of student |
| CN108556735A (en) * | 2018-03-07 | 2018-09-21 | 东莞团诚自动化设备有限公司 | A school bus safety monitoring device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20131231 |