CN102314751A - Automatic positioning and emergency processing method of automobile safety accident and device - Google Patents
Automatic positioning and emergency processing method of automobile safety accident and device Download PDFInfo
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- CN102314751A CN102314751A CN2010102156143A CN201010215614A CN102314751A CN 102314751 A CN102314751 A CN 102314751A CN 2010102156143 A CN2010102156143 A CN 2010102156143A CN 201010215614 A CN201010215614 A CN 201010215614A CN 102314751 A CN102314751 A CN 102314751A
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Abstract
The invention relates to an automatic positioning and emergency processing device of an automobile safety accident, which comprises a detection module, an electronic control unit (ECU), a communication module, a global positioning system (GPS) positioning module and an automobile safety monitoring center, wherein the ECU is respectively connected with the detection module, the communication module and the GPS positioning module, the communication module is connected with the automobile safety monitoring center, and the device also comprises processing methods such as automobile opening, initiation of the device, a self-detecting module detects whether the device works normally and the like. Compared with the prior art, the device has the advantages of clear structure, low cost, high working efficiency, mature and stable system, and the like.
Description
Technical field
The present invention relates to a kind of disposal route and device of automotive safety accident, especially relate to a kind of automatic location of automotive safety accident and the disposal route and the device of calling for help.
Background technology
At present automobile is when meeting with security incident, can't be directly plea for aid automatically.Thereby the occupant can only wait for rescue when meeting with security incident passively, often loses best rescue opportunity, causes personnel's damage.The black box of automobile also only is used in the reason of ex-post analysis security incident.Therefore, developing a kind of brand-new automatic report automotive safety accident and the method and apparatus of location thereof necessitates and possibility.Air bag system utilizes crash sensor and safety sensor to carry out collision detection, whether needs airbag opening to determine this collision strength.The satnav that the gps system utilization of automobile records carries out auto navigation.These two systems are applied in the field of automotive electronics very maturely.
Realize the automatic location and the automatic calling for help of the security incident of vehicle electric field, at first will solve other evaluation of level of security incident.In air bag system, use crash sensor to differentiate the rank of security incident.Under some low weight security incident, air bag is not opened, and securing band has been protected occupant's safety effectively.In these cases, also there is no need to implement the automatic location and the automatic calling for help of security incident.Only when heavier security incident; Fall accidentally when for example automobile goes on the hill path and hill path etc.; The occupant can't call for help in the very first time; At this moment not only need the interior security system of car to have an effect (as: air bag is opened, the protective effect of securing band etc.), the automatic location and the automatic calling for help of security incident also need be arranged in the very first time.Automotive safety Surveillance center is responsible for handling automatic location and the automatic calling for help information that accident vehicle sends.Automotive safety Surveillance center can get in touch with and arrange accident vehicle personnel's search and rescue rapidly, never delays sending out the processing of accident.
Summary of the invention
The object of the invention be exactly provide in order to overcome the defective that above-mentioned prior art exists that a kind of clear in structure, cost are low, high efficiency, the automatic location of automotive safety accident that system is ripe and stable and the disposal route and the device of calling for help.
The object of the invention can be realized through following technical scheme:
A kind of automatic location of automotive safety accident and the disposal route of calling for help is characterized in that, may further comprise the steps:
1) automobile is opened, and device is carried out initialization, and selftest module detects this and whether installs operate as normal;
2) detection module acquired signal, and signal sent to ECU;
3) ECU obtains the output electric signal of detection module through signal conditioning circuit and A/D modular converter;
4) ECU draws the security incident rank according to the information that obtains, and judges whether to be major accident according to preset threshold, and if yes, ECU obtains GPS locating module locating information through interface, if do not return step 2);
5) ECU sends warning message through communication module and gives automotive safety Surveillance center;
6) the automotive safety Surveillance center scheduling search and rescue activity relevant with contact.
Said warning message comprises security incident class information, GPS locating module locating information.
A kind of automatic location of automotive safety accident and the treating apparatus of calling for help; It is characterized in that; This device comprises detection module, ECU, communication module, GPS locating module, automotive safety Surveillance center; Described ECU is connected with detection module, communication module, GPS locating module respectively, and described communication module is connected with automotive safety Surveillance center.
Described detection module comprises two or more sensors, and described sensor comprises crash sensor and vibration transducer.
Described crash sensor is the crash sensor of automobile air-bag system.
Described ECU comprises microprocessor, signal conditioning circuit, A/D modular converter, I/O interface, communication interface; Described signal conditioning circuit is connected with the A/D modular converter, and described microprocessor is connected with A/D modular converter, I/O interface, communication interface respectively.
Described communication module is gsm communication module or cdma communication module.
Compared with prior art, the present invention has clear in structure, and original air bag sensor of automobile and GPS locating module are adopted in modular design, reduce cost, and multi-sensor fusion technology is guaranteed the reliability of this passive safety system.Independently the ECU designing and arranging removes the interference of other automobile electric control system, accomplishes the central role of system of the present invention better, increases work efficiency.Utilize ripe GSM or cdma communication agreement and module, receive the output information of the existing GPS locating module of automobile, can reduce equipment cost, the maturation that guarantees system is with stable.
Description of drawings
Fig. 1 is a hardware configuration synoptic diagram of the present invention;
Fig. 2 is a workflow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment
As shown in Figure 1; A kind of automatic location of automotive safety accident and the treating apparatus of calling for help; This device comprises detection module 7, ECU 3, communication module 4, GPS locating module 5, automotive safety Surveillance center 6; Described ECU 3 is connected with detection module 7, communication module 4, GPS locating module 5 respectively, and described communication module 4 is connected with automotive safety Surveillance center 6.Described detection module 7 comprises two or more sensors, and described sensor comprises crash sensor 1 and vibration transducer 2.Described crash sensor 1 is the crash sensor of automobile air-bag system.Described communication module 4 is gsm communication module or cdma communication module.Described ECU 3 comprises microprocessor, signal conditioning circuit, A/D modular converter, I/O interface, communication interface; Described signal conditioning circuit is connected with the A/D modular converter, and described microprocessor is connected with A/D modular converter, I/O interface, communication interface respectively.
ECU adopts single-chip microcomputer to realize, utilizes the input channel of single-chip microcomputer and A/D to change the signal of gathering from sensor.Crash sensor 1 is original parts in the automotive electronics with GPS locating module 5, and vibration transducer 2 is additional in addition with communication module 4.These modules constitute the automatic location of automotive safety accident and the hardware structure of automatic calling for help system jointly.Adopt the design of single-chip microcomputer and peripheral circuit and peripheral module, use PCB to implement the automatic location of automotive safety accident and the hardware system of automatic calling for help system.
It is inner that the automatic location of automotive safety accident and the software systems of automatic calling for help system are implemented in ECU, and Fig. 2 is a workflow diagram of the present invention.At first, ECU3 need power on behind automobile starting successfully, and the implementation system self check reminds each module operation of human pilot native system normal.Afterwards, ECU3 need scan the rank of the signal of multisensor with definite automotive safety accident.
If serious automotive safety accident; ECU3 need obtain the accident vehicle longitude from GPS locating module 5; Latitude and sea level elevation with GPS information and automotive safety accident rank encapsulated data packet, are wirelessly sent to automotive safety Surveillance center 6 through GSM or cdma communication module.Need packet be encrypted like need, can adopt the mode of hardware encipher or software cryptography.Because the packet data amount is few, therefore, in system of the present invention, cipher mode is implemented in the software of ECU, select to take expressly or ciphertext by the user.
At first, auxiliary with vibration transducer 2 according to the crash sensor 1 collision detection intensity of air bag system, come the collaborative rank of judging the automotive safety accident; Secondly, if judge automatic location and the automatic calling for help that the rank of automotive safety accident need be carried out the automotive safety accident, implement location and automatic calling for help automatically; Implementing automatically location and automatic calling for help realizes through GPS positioning system module and GSM or cdma communication module; GPS positioning system module can be obtained the longitude of accident vehicle; The geography information of latitude and height; And these information are wirelessly sent to automotive safety Surveillance center 6 through GSM or cdma communication module, carry out search and rescue by 6 notice relevant departments of automotive safety Surveillance center.
Below the inventive method is described further, comprise the steps:
1, apparatus of the present invention need to gather in real time the longitude of GPS locating module, the geography information of latitude and height.
2, apparatus of the present invention need to gather in real time the information of the crash sensor 1 of automobile air-bag system.
3, apparatus of the present invention need real-time information of gathering the vibration transducer 2 of automatic location of automobile and automatic calling for help system.
4, apparatus of the present invention need the microprocessor of the ECU 3 of a special use as automatic location of automobile and automatic calling for help system.
This processor need receive the information of crash sensor 1 and vibration transducer 2, determines whether starting automatic location and automatic calling for help through judging.
5, like the need automatic calling for help, automobile is located automatically and the ECU of automatic calling for help system gives automotive safety Surveillance center 6 through the geographical location information of GSM or cdma communication module transmission accident vehicle.
The output electric signal of crash sensor 1 and vibration transducer 2 is as the input signal of automatic location of automobile and the ECU of automatic calling for help system 3.Through signal conditioning circuit and A/D modular converter, ECU 3 can obtain the output electric signal of crash sensor 1 and vibration transducer 2.The rank that ECU 3 judgement accidents take place, the weight of differentiation accident.If serious motor-vehicle accident, ECU 3 obtains the information of GPS locating module through interface, calls GSM or CDMA module again and sends the information of packing and give automotive safety Surveillance center 6.Automotive safety Surveillance center 6 is responsible for the scheduling search and rescue activity relevant with contact.Communication between automotive safety Surveillance center 6 and the ECU 3 can be adopted expressly or the ciphertext dual mode is realized, can design the data packet format of automatic calling for help infomational message voluntarily.As adopt the mode of encryption, be in order to prevent the forgery automatic calling for help infomational message deception automotive safety Surveillance center 6 of malice, to strengthen the security of design system of the present invention.
During actual the use; Need system of the present invention be installed in the automobile; Crash sensor 1 can be shared with automobile air-bag system; Vibration transducer 2 needs assembling in addition, can also determine whether that sensor that needs add other judges the rank of automotive safety accident jointly according to the system testing result.Adopt the reason of two or more sensors to be, utilize the information fusion technology of multisensor, judge the rank of automotive safety accident jointly, judged result can be more accurate.ECU 3 adopts independently automatic location of automobile and the ECU of automatic calling for help system 3, solves automobile location and automatic calling for help automatically specially.Whether the rank that ECU 3 need judge accident according to the information of sensor the needs automatic calling for help.In addition, ECU 3 needs the encapsulation of the packet of processing accident information, also wants the encryption of deal with data when sending like the need ciphertext.Like this, ECU 3 can be with the rank of security incident, and security incident relevant information, GPS located in connection information utilize existing GSM or cdma communication agreement that plaintext or ciphertext are sent to automotive safety Surveillance center 6 through GSM or cdma communication module.
The invention belongs to automobile passive safety system; That is to say that the very first time after the automotive safety accident takes place, system of the present invention can be automatically; Do not need rapidly calling for help information to be sent to automotive safety Surveillance center 6 under the interior human pilot of car or the passenger's manual intervention ground situation.Automotive safety Surveillance center 6 implements the search and rescue activity in very first time scheduling or contact relevant department.Because the longitude and latitude and the sea level elevation of existing accident vehicle, the search and rescue activity can be smooth, effectively, carries out rapidly, as far as possible motor-vehicle accident is reduced to minimum to personnel's injury.
Whether the present invention sets a module to self System self-test, have each ingredient of information display automobile security incident distress system normally to work, to guarantee the security and the high reliability of automotive safety accident distress system.The module of self check needs whether operate as normal of acquisition sensor, and whether ECU 3 operate as normal, and whether the GPS locating module operate as normal, and whether GSM or CDMA module operate as normal.Like this, the driver can be when drive starting, and detects whether operate as normal of system of the present invention, so that necessary security protection to be provided.
Technology of the present invention is mainly used in vehicle electric field; Belong to automobile passive safety system; After need testing success, the system of application technical design of the present invention is installed on the automobile; Have only black box in the reason of judging that afterwards motor-vehicle accident takes place to break away from traditional automobile safety system, and ignored method and the technology of using automotive electronic technology to come automatic calling for help in the very first time of serious security incident.
Technology of the present invention does not influence the operate as normal of automobile air-bag system, has just shared the crash sensor 1 of air bag system, and the ECU 3 of system of the present invention is independent separating with air bag system, is independent of each other.Same reason, technology of the present invention have used the GPS navigation module to confirm the longitude and latitude and the sea level elevation of accident vehicle, but do not influence the use of GPS navigation function.
In fact, the present invention combines some prior aries of automotive electronics, and it is incorporated into automobile automatically in location and the automatic calling for help system, and the design proposal and the module integrated technology of brand-new automobile passive safety system is provided.Can strengthen vehicle passive safety property to a great extent.
Vibration transducer 2 is in order to obtain other pick-up unit of level of automotive safety accident.The output of vibration transducer 2 is as the input signal of the ECU of automatic calling for help system 3 of automotive safety accident.
Multi-sensor fusion technology is implemented among the ECU of automatic calling for help system 3 of automotive safety accident as other integrated approach of level that obtains the automotive safety accident.
GPS locating module 5 outputs to longitude and latitude and sea level elevation information among the ECU of automatic calling for help system 3 of automotive safety accident.
GPS information and security incident information pooled data are also formed the security incident packets of information, and merging and packing process are accomplished by the ECU of automatic calling for help system 3 softwares of automotive safety accident.
Wireless messages transmits and uses expressly or the ciphertext dual mode, is realized by software program among the ECU 3.
Use the GSM/CDMA communication module, the plaintext or the ciphertext of safety being called for help information are wirelessly transmitted to automotive safety Surveillance center 6.
The position of the present invention's automatic report safety monitoring center accident vehicle that to be Automobile Electronic Industry take when handling the automotive safety accident and the method for automatic calling for help.The present invention organically combines the passive safety system and the GPS positioning system of Automobile Electronic Industry; Use the crash sensor 1 and the vibration transducer 2 that designs in addition of the air bag system in the automobile passive safety system, cooperation judges whether automobile meets with security incident; If sensor is judged automobile and is met with security incident; Designed system of the present invention will be obtained the longitude and latitude and the height of accident vehicle from the GPS positioning system; Automatically these information are sent to automotive safety Surveillance center 6, carry out search and rescue activity timely by 6 notice relevant departments of automotive safety Surveillance center.The transmission of wireless messages of the present invention can adopt the method that loads GSM or cdma communication module to realize.
Claims (7)
1. the automatic location of an automotive safety accident and the disposal route of calling for help is characterized in that, may further comprise the steps:
1) automobile is opened, and device is carried out initialization, and selftest module detects this and whether installs operate as normal;
2) detection module acquired signal, and signal sent to ECU;
3) ECU obtains the output electric signal of detection module through signal conditioning circuit and A/D modular converter;
4) ECU draws the security incident rank according to the information that obtains, and judges whether to be major accident according to preset threshold, and if yes, ECU obtains GPS locating module locating information through interface, if do not return step 2);
5) ECU sends warning message through communication module and gives automotive safety Surveillance center;
6) the automotive safety Surveillance center scheduling search and rescue activity relevant with contact.
2. the automatic location of a kind of automotive safety accident according to claim 2 and the treating apparatus of calling for help is characterized in that, said warning message comprises security incident class information, GPS locating module locating information.
3. the automatic location of an automotive safety accident and the treating apparatus of calling for help; It is characterized in that; This device comprises detection module, ECU, communication module, GPS locating module, automotive safety Surveillance center; Described ECU is connected with detection module, communication module, GPS locating module respectively, and described communication module is connected with automotive safety Surveillance center.
4. the automatic location of a kind of automotive safety accident according to claim 3 and the treating apparatus of calling for help is characterized in that described detection module comprises two or more sensors, and described sensor comprises crash sensor and vibration transducer.
5. the automatic location of a kind of automotive safety accident according to claim 4 and the treating apparatus of calling for help is characterized in that, described crash sensor is the crash sensor of automobile air-bag system.
6. the automatic location of a kind of automotive safety accident according to claim 3 and the treating apparatus of calling for help; It is characterized in that; Described ECU comprises microprocessor, signal conditioning circuit, A/D modular converter, I/O interface, communication interface; Described signal conditioning circuit is connected with the A/D modular converter, and described microprocessor is connected with A/D modular converter, I/O interface, communication interface respectively.
7. the automatic location of a kind of automotive safety accident according to claim 3 and the treating apparatus of calling for help is characterized in that, described communication module is gsm communication module or cdma communication module.
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| CN2010102156143A CN102314751A (en) | 2010-06-29 | 2010-06-29 | Automatic positioning and emergency processing method of automobile safety accident and device |
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| CN2010102156143A CN102314751A (en) | 2010-06-29 | 2010-06-29 | Automatic positioning and emergency processing method of automobile safety accident and device |
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| CN102842208A (en) * | 2012-08-02 | 2012-12-26 | 上海殷浩电子科技股份有限公司 | Equipment collision intelligent alarm based on GSM (Global System for Mobile Communications) and GPS (Global Positioning System) technology combination |
| CN103021125A (en) * | 2012-11-29 | 2013-04-03 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile collision automatic alarm system |
| CN103500419A (en) * | 2013-07-30 | 2014-01-08 | 何则安 | Labor-free surveying method and system on vehicle insurance accident site |
| CN103700233A (en) * | 2013-12-19 | 2014-04-02 | 广西大学 | Vehicle alarm system on basis of IC (Integrated Circuit) card |
| CN103871202A (en) * | 2014-04-01 | 2014-06-18 | 英华达（上海）科技有限公司 | Driving protection system |
| CN104408870A (en) * | 2014-11-13 | 2015-03-11 | 上海理工大学 | Automatic alarm device for car crash |
| CN104424753A (en) * | 2013-08-29 | 2015-03-18 | 深圳市福嘉太科技有限公司 | Automobile safety alarm method and device |
| CN105978991A (en) * | 2016-06-20 | 2016-09-28 | 北京新能源汽车股份有限公司 | Vehicle system, controller, vehicle and vehicle rescue realization method |
| CN109471111A (en) * | 2018-10-10 | 2019-03-15 | 浙江大学 | It is a kind of can acoustic resistive wave interference ultrasonic sensor group and object localization method |
| CN111008129A (en) * | 2019-11-22 | 2020-04-14 | 清华大学天津高端装备研究院 | Test method of automobile event data recording system |
| CN111071192A (en) * | 2018-10-22 | 2020-04-28 | 上海博泰悦臻电子设备制造有限公司 | Vehicle, vehicle equipment and vehicle collision automatic processing method |
| CN112660145A (en) * | 2020-12-24 | 2021-04-16 | 李敏 | Control system and control method of unmanned vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102842208A (en) * | 2012-08-02 | 2012-12-26 | 上海殷浩电子科技股份有限公司 | Equipment collision intelligent alarm based on GSM (Global System for Mobile Communications) and GPS (Global Positioning System) technology combination |
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| CN104408870A (en) * | 2014-11-13 | 2015-03-11 | 上海理工大学 | Automatic alarm device for car crash |
| CN105978991A (en) * | 2016-06-20 | 2016-09-28 | 北京新能源汽车股份有限公司 | Vehicle system, controller, vehicle and vehicle rescue realization method |
| CN109471111A (en) * | 2018-10-10 | 2019-03-15 | 浙江大学 | It is a kind of can acoustic resistive wave interference ultrasonic sensor group and object localization method |
| CN111071192A (en) * | 2018-10-22 | 2020-04-28 | 上海博泰悦臻电子设备制造有限公司 | Vehicle, vehicle equipment and vehicle collision automatic processing method |
| CN111008129A (en) * | 2019-11-22 | 2020-04-14 | 清华大学天津高端装备研究院 | Test method of automobile event data recording system |
| CN112660145A (en) * | 2020-12-24 | 2021-04-16 | 李敏 | Control system and control method of unmanned vehicle |
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Application publication date: 20120111 |