CN103095818A - Automobile remote diagnosis management system based on wireless data transfer radios and automobile remote diagnosis management method - Google Patents
Automobile remote diagnosis management system based on wireless data transfer radios and automobile remote diagnosis management method Download PDFInfo
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- CN103095818A CN103095818A CN2012105951324A CN201210595132A CN103095818A CN 103095818 A CN103095818 A CN 103095818A CN 2012105951324 A CN2012105951324 A CN 2012105951324A CN 201210595132 A CN201210595132 A CN 201210595132A CN 103095818 A CN103095818 A CN 103095818A
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Abstract
The invention provides an automobile remote diagnosis management system based on wireless data transfer radios. The automobile remote diagnosis management system comprises a car-mounted terminal and a management center. The car-mounted terminal comprises a terminal on-board diagnostic (OBD) interface, an OBD interface circuit, a controller and a first wireless data transfer radio module. The car-mounted terminal is connected with an OBD interface of an automobile through the terminal OBD interface and used for collecting automobile data flow. The management center comprises a second wireless data transfer radio module, a host computer, a database, an input device and an output device. The management center is used for analyzing and processing data collected by the car-mounted terminal. The car-mounted terminal is in data communication connection with the second wireless data transfer radio module of the management center through the first wireless data transfer radio module. According to the automobile remote diagnosis management system based on the wireless data transfer radios, the wireless data transfer radios are used for data transmission, and the automobile diagnosis technology is utilized for long-distance diagnosis and management of the automobile. Due to the fact that expenses for flow do not need to be paid to network operators in the using process, operating cost can be lowered remarkably.
Description
Technical field
The present invention relates to the vehicle diagnosis technical field, relate in particular to a kind of automobile remote diagnostic management system and method based on wireless digital broadcasting station.
Background technology
Automobile is the most familiar, the modal vehicles of people, and it is bringing into play very important effect in people's life.Along with the development of society and the progress of science and technology, the design and production of automobile also more and more adopts electronic technology, automatic technology and electronic computer technology, this makes the automaticity of automobile more and more higher on the one hand, and performance is more superior, and is more convenient to operate flexible.
The communication mode that present automobile remote diagnostic device adopts is to utilize 2G or the 3G public network that wireless carriers provides to carry out long-range transfer of data, still, and some shortcomings below above-mentioned public network exists:
1, the service fulfillment situation of public network and signal cover depend on the system Construction situation of public network operator fully.
2, the operating cost of public network is higher, generally charges by flow, and the larger cost burden of data traffic is heavier.
3, the real-time of public network is relatively poor, and when the load of public network system can peak, system and network blockage are serious, and information is not smooth, and for the system that needs Real Time Monitoring, this is fatal problem.
4, the reliability of public network is relatively low, and it is more serious that " going offline " reaches " deadlock " problem.
5, the public network fail safe is relatively poor, and is easily under attack, causes paralysis.
6, public network can not be safeguarded voluntarily, must rely on Virtual network operator.
Summary of the invention
The object of the present invention is to provide a kind of automobile remote diagnostic management system and method based on wireless digital broadcasting station, carry out transfer of data by the mode of wireless digital broadcasting station, utilize the vehicle diagnosis technology, automobile is diagnosed at a distance and managed.
The objective of the invention is to be achieved through the following technical solutions.
A kind of automobile remote diagnostic management system based on wireless digital broadcasting station comprises:
One car-mounted terminal, it comprises terminal OBD interface, OBD interface circuit, controller, the first wireless digital broadcasting station module;
Described car-mounted terminal is connected with vehicle OBD interface by terminal OBD interface, is used for gathering car data stream;
One administrative center, it comprises the second wireless digital broadcasting station module, main frame, database, input equipment, output equipment;
Described administrative center is used for data analysis and the processing to the car-mounted terminal collection;
Described car-mounted terminal is set up data communication by the first wireless data transmission module with the second wireless digital broadcasting station of administrative center and is connected.
Further preferably, described controller is used for by the OBD interface circuit, the data flow that gathers being resolved, and sends administrative center to after the packing of the data after resolving.
Further preferably, described main frame is used for the packet of its reception is unpacked, and the data after unpacking are resolved.
Further preferably, described database is used for the data after storage host is resolved.
Further preferably, communicate the signal transmission by radio-frequency antenna between described the first wireless data transmission module and the second wireless digital broadcasting station.
A kind of automobile remote diagnostic management method based on wireless digital broadcasting station comprises step:
A: car-mounted terminal gathers car data stream by terminal OBD interface;
B: controller is resolved image data stream, and the data after resolving carry out being transferred to administrative center after the data packing;
C: after administrative center receives packet, its packet is unpacked by main frame according to the input equipment instruction, and the data after unpacking are resolved;
D: main frame is processed the data analysis of resolving, and provides corresponding control measures.
Further preferably, step c comprises that also the data of will resolve deposit database in.
Further preferably, steps d specifically comprises: the instruction that the main frame of administrative center provides by input equipment, the data that gather are made corresponding analysis, and draw the failure diagnosis conclusion, finally export diagnosis by output equipment.
Further preferably, described controller carries out Data Analysis to the data standard OBD agreement that gathers.
The present invention compared with prior art, beneficial effect is: automobile remote diagnostic management system and method based on wireless digital broadcasting station provided by the invention, mode by wireless digital broadcasting station is carried out transfer of data, utilizes the vehicle diagnosis technology, and automobile is diagnosed at a distance and managed.Owing in use not needing to pay campus network to Virtual network operator, thereby can cut operating costs significantly, improve its practicality; And stable performance, maintenance are flexible; Also have simultaneously very high fail safe, can effectively protect important data not revealed.
Description of drawings
Fig. 1 is automobile remote diagnostic management system theory diagram of the present invention.
Fig. 2 is automobile remote diagnostic management method flow chart of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also shown in Figure 1ly, automobile remote diagnostic management system of the present invention comprises: car-mounted terminal and administrative center; Car-mounted terminal is used for gathering car data stream, data analysis and processing that administrative center gathers car-mounted terminal;
Car-mounted terminal comprises: terminal OBD interface, OBD interface circuit, controller, the first wireless digital broadcasting station module; Administrative center comprises: the second wireless digital broadcasting station module, main frame, database, input equipment, output equipment;
Car-mounted terminal is communicated by letter with the second wireless digital broadcasting station of administrative center by the first wireless data transmission module, carries out exchanges data;
Car-mounted terminal, it is connected with vehicle OBD interface by terminal OBD interface, is used for gathering car data stream;
Controller is resolved according to the communications protocol of different automobile types the data flow that gathers by the OBD interface circuit to data stream, and the data after resolving are carried out the data packing according to the agreement of definition; Carry out radio communication through the first wireless digital broadcasting station module and the second wireless digital broadcasting station module again, send packet to administrative center.
After administrative center receives packet, its packet is unpacked by main frame according to the input equipment instruction, and the data after unpacking are resolved, draw the reason place of vehicle failure, and its fault is provided corresponding control measures, by output equipment, the conclusion that draws is reported to administrative staff, in order to keep in repair accordingly and maintain; Data after resolving simultaneously deposit database in order to again selecting.
Further preferably, controller carries out Data Analysis to the data that gather by standard OBD agreement, if the data of the criteria of right and wrong that gathers, its advanced row data are cracked, then set up the characteristic of correspondence code, carry out again transmitting after the data packing, be applicable to the vehicle of all standard and nonstandard standards with this.
Further preferably, radio communication between the first wireless digital broadcasting station module and the second wireless digital broadcasting station module, adopt MSK, FFSK, GMSK, QPSK, CPFSK Different Modulations, select the arbitrary frequency range in 430MHz～470MHz frequency range to carry out transfer of data, all be provided with a radio-frequency antenna on the wireless digital broadcasting station module, purpose is the signal of communication that transmits and receives between wireless digital broadcasting station.
See also shown in Figure 2ly, automobile remote diagnostic management method of the present invention comprises:
Step 201: car-mounted terminal gathers car data stream by terminal OBD interface;
Step 202: controller is resolved image data stream according to the communications protocol of different automobile types, and the data after resolving are carried out the data packing according to the agreement of definition;
Step 203: controller is transferred to administrative center with packet according to the communication protocol that defines;
Step 204: after administrative center receives packet, its packet is unpacked by main frame according to the input equipment instruction, and the data after unpacking resolve, deposit the data of resolving in database;
Step 205: main frame is processed the data analysis of resolving, and provides corresponding control measures.
Particularly, the instruction that the main frame of administrative center provides by input equipment is made corresponding analysis to the data that gather, and draws the failure diagnosis conclusion, finally exports diagnosis by output equipment.
Automobile remote diagnostic management system and method based on wireless digital broadcasting station provided by the invention are carried out transfer of data by the mode of wireless digital broadcasting station, utilize the vehicle diagnosis technology, and automobile is diagnosed at a distance and managed.Owing in use not needing to pay campus network to Virtual network operator, thereby can cut operating costs significantly, improve its practicality; And stable performance, maintenance are flexible; Also have simultaneously very high fail safe, can effectively protect important data not revealed.
The above is only preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. the automobile remote diagnostic management system based on wireless digital broadcasting station, is characterized in that, comprising:
One car-mounted terminal, it comprises terminal OBD interface, OBD interface circuit, controller, the first wireless digital broadcasting station module;
Described car-mounted terminal is connected with vehicle OBD interface by terminal OBD interface, is used for gathering car data stream;
One administrative center, it comprises the second wireless digital broadcasting station module, main frame, database, input equipment, output equipment;
Described administrative center is used for data analysis and the processing to the car-mounted terminal collection;
Described car-mounted terminal is set up data communication by the first wireless data transmission module with the second wireless digital broadcasting station of administrative center and is connected.
2. the automobile remote diagnostic management system based on wireless digital broadcasting station as claimed in claim 1, is characterized in that, described controller is used for by the OBD interface circuit, the data flow that gathers being resolved, and send administrative center to after the packing of the data after resolving.
3. the automobile remote diagnostic management system based on wireless digital broadcasting station as claimed in claim 2, is characterized in that, described main frame is used for the packet of its reception is unpacked, and the data after unpacking are resolved.
4. the automobile remote diagnostic management system based on wireless digital broadcasting station as claimed in claim 3, is characterized in that, described database is used for the data after storage host is resolved.
5. the automobile remote diagnostic management system based on wireless digital broadcasting station as claimed in claim 3, is characterized in that, communicates the signal transmission by radio-frequency antenna between described the first wireless data transmission module and the second wireless digital broadcasting station.
6. the automobile remote diagnostic management method based on wireless digital broadcasting station, is characterized in that, comprises step:
A: car-mounted terminal gathers car data stream by terminal OBD interface;
B: controller is resolved image data stream, and the data after resolving carry out being transferred to administrative center after the data packing;
C: after administrative center receives packet, its packet is unpacked by main frame according to the input equipment instruction, and the data after unpacking are resolved;
D: main frame is processed the data analysis of resolving, and provides corresponding control measures.
7. the automobile remote diagnostic management method based on wireless digital broadcasting station as claimed in claim 6, is characterized in that, step c comprises that also the data of will resolve deposit database in.
8. the automobile remote diagnostic management method based on wireless digital broadcasting station as claimed in claim 6, it is characterized in that, steps d specifically comprises: the instruction that the main frame of administrative center provides by input equipment, the data that gather are made corresponding analysis, draw the failure diagnosis conclusion, finally export diagnosis by output equipment.
9. the automobile remote diagnostic management method based on wireless digital broadcasting station as claimed in claim 6, is characterized in that, described controller carries out Data Analysis to the data standard OBD agreement that gathers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105951324A CN103095818A (en) | 2012-12-28 | 2012-12-28 | Automobile remote diagnosis management system based on wireless data transfer radios and automobile remote diagnosis management method |
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| CN2012105951324A CN103095818A (en) | 2012-12-28 | 2012-12-28 | Automobile remote diagnosis management system based on wireless data transfer radios and automobile remote diagnosis management method |
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| CN103413413A (en) * | 2013-07-26 | 2013-11-27 | 南通和同信息科技有限公司 | Comprehensive operation management platform for multi-model new energy vehicles |
| CN103770644A (en) * | 2014-01-20 | 2014-05-07 | 深圳市元征科技股份有限公司 | Method and system for obtaining data of driving activities |
| CN104833531A (en) * | 2015-05-26 | 2015-08-12 | 赵立 | Device for collecting vehicle performance data based on OBD interface |
| CN105989640A (en) * | 2015-03-05 | 2016-10-05 | 北京智视信息科技有限公司 | Terminal equipment for internet of vehicles and operation method of terminal equipment |
| CN106911338A (en) * | 2015-12-23 | 2017-06-30 | 深圳市华信天线技术有限公司 | The adaptive communication method and device of data radio station |
| CN106993056A (en) * | 2017-05-12 | 2017-07-28 | 深圳市元征科技股份有限公司 | Car data stream acquisition methods, system and computer-readable recording medium |
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