CN102937809A - Standard data flow extracting method based on professional diagnosis - Google Patents
Standard data flow extracting method based on professional diagnosis Download PDFInfo
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- CN102937809A CN102937809A CN2012104576995A CN201210457699A CN102937809A CN 102937809 A CN102937809 A CN 102937809A CN 2012104576995 A CN2012104576995 A CN 2012104576995A CN 201210457699 A CN201210457699 A CN 201210457699A CN 102937809 A CN102937809 A CN 102937809A
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Abstract
The invention provides a standard data flow extracting method based on professional diagnosis. The standard data flow extracting method comprises the following steps: step 1, providing a diagnosis connector which comprises a diagnosis interface module, a first microprocessor module, a first storage module where a standard data flow main base is prestored and a standard data communication interface module; step 2, providing a vehicle, connecting the vehicle with the diagnosis connector, scanning all electronic control systems of the vehicle, recording the supported electronic control systems, forming a scanning database of the electronic control systems, and storing the scanning database; step 3, scanning all electronic control systems in circular mode to obtain all data flow items, comparing the data flow items with the standard data flow main base, and storing the data flow items which exist in both the standard data flow main base and all the data flow items to form a database special for automobiles; and step 4, providing a client side or a remote-side server, wherein users obtain data of the database specially existing in the vehicle and real-time diagnosis data flow of the vehicle from the diagnosis connector through the client side or the remote-side server according to requirements, so that the users can know the data flow items supported by the vehicle.
Description
Technical field
The present invention relates to the vehicle diagnosis field, relate in particular to a kind of many electric-control systems of vehicle interior scannings by the special-purpose professional diagnosis program realization of vehicle and note down to obtain the data stream extracting method of normal data stream.
Background technology
Along with the high speed development of Chinese Auto Industry, the continuous of home-use car popularized, and the huge market potential of living behind the automobile has caused the extensive concern of each side.Through for many years market development with popularize, vehicle fault diagnosis system obtains effective development.
But because traditional market factor, the multi-functional professional diagnosis equipment of multisystem has stupid large stupid thick, expensive characteristics, the customer group is orthodox car maintenance factory, and it is small and exquisite with it towards individual client's DIY equipment, price is low, easy to operate and based on the advantages such as versatility of OBDII/EOBD system diagnostics, entered into gradually the personal user market of home-use car.But simultaneously, this traditional DIY equipment is because it based on the OBDII/EOBD interface, can only be diagnosed and discharge relevant power system, and function is simple, can't make more comprehensive diagnosis to vehicle, has limited its potentiality that further develop.And the diagnostic device of specialty is also set up a firm barrier for entering personal owing to it is expensive.Simultaneously, a large amount of technical terms that these diagnostic devices use have also formed technology barriers, and the ordinary terminal user does not know how this uses those diagnostic devices.Device after the professional diagnosis device miniaturization is same the same with professional equipment, and a large amount of professional technique terms and the data stream of differentiation are for individual client's reading and the use of data are provided with very large obstacle.
Summary of the invention
The object of the present invention is to provide a kind of normal data stream extracting method based on professional diagnosis, can diagnose a plurality of electric-control systems, the outputting standard data stream, greatly shorten the construction cycle of client/server, reduce cost, can also carry out unified management to the different model vehicle, use the diagnostic device low price of the method, reduce the threshold that professional diagnosis equipment enters personal.
For achieving the above object, the invention provides a kind of normal data stream extracting method based on professional diagnosis, may further comprise the steps:
Described step 3 comprises:
Step 301, scan completely for each electric-control system according to the electric-control system scan database, and record all data streams item that this electric-control system is supported;
Step 302, will scan data stream item that electric-control system obtains and normal data and flow total storehouse and compare one by one, both simultaneous data stream will be stored in the first memory module, form a vehicle proprietary database;
Step 303, each electric-control system of scan round vehicle, until finish the scanning of all electric-control systems of vehicle, and then finish the foundation of this vehicle proprietary database.
Described step 4 comprises:
Step 401, provide a client or far-end server;
Step 402, user control client server Application standard communication instruction as required, obtain vehicle proprietary data database data from the diagnosis joint;
Step 403, client or server are according to this vehicle proprietary data database data, and the concrete data stream item that this vehicle is supported can be known in the total storehouse of contrast standard data stream;
The diagnostic data stream of step 404, described this vehicle of diagnosis joint Real-time Obtaining, client or server are as required, the Application standard data are extracted interface and are extracted diagnostic data stream that support and interested from the diagnosis joint, and the diagnosis joint is sent to client or server by the standard data communications interface module with this vehicle real-time diagnosis data stream.
Described client comprises: the second microprocessor module and the second memory module that is electrically connected with this second microprocessor module, described far-end server comprises: the 3rd microprocessor module and the 3rd memory module that is electrically connected with the 3rd microprocessor module.
The professional diagnosis program that described normal data flows in total storehouse draws through the whole vehicle diagnostic routine of professional automotive expert summary, be applicable to the rolling stock electric-control system, the data stream Xiang Weijing specialty automotive expert that described normal data flows in total storehouse carries out labor, sums up and summarizes data stream item most important and that the user is concerned about most.
The data stream item in the total storehouse of described normal data has the data stream item of Unified Identity sign.
Described the first memory module also has the total storehouse of standard fault codes read method.
The working method of described standard data communications interface module is wired or communication, and described wired or communication is the communication mode of the known protocol of the universal standard.
Described communication comprises: GPRS communication mode, 3G communication mode and 4G communication mode.
Described diagnosis joint also comprises one first power module, this first power module and first microprocessor module, the first memory module and standard data communications interface module are electrically connected, and then power supply are provided for first microprocessor module, the first memory module and standard data communications interface module.
Beneficial effect of the present invention: the present invention is based on the normal data stream extracting method of professional diagnosis by the scanning vehicle electrically controlling system, the total storehouse of contrast standard data stream, set up the vehicle proprietary database, and by the standard data communications interface module, external outputting standard data stream, this data stream is concerning client server, known and controlled, make things convenient for the client to carry out the data analysis of robotization, excavate, the operations such as demonstration, use the method can greatly shorten the construction cycle of client/server, reduce cost, can also carry out unified management to the different model vehicle, use the diagnostic device low price of the method, reduce the threshold that professional diagnosis equipment enters personal.
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention is described in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In the accompanying drawing,
Fig. 1 is the process flow diagram that the present invention is based on the normal data stream extracting method of professional diagnosis;
Fig. 2 is that the normal data that the present invention is based on professional diagnosis flows the connection diagram of diagnosing joint in the extracting method.
Embodiment
Technological means and the effect thereof taked for further setting forth the present invention are described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
See also Fig. 1 to 2, the invention provides a kind of normal data stream extracting method based on professional diagnosis, may further comprise the steps:
Described diagnosis joint 20 also comprises one first power module 29, this first power module and first microprocessor module 22, the first memory module 26 and communication interface modules are electrically connected, and then power supply are provided for first microprocessor module 22, the first memory module 26 and standard data communications interface module 24.
Described the first memory module 26 also has the total storehouse of standard fault codes read method.The described normal data that is stored in advance in described the first memory module 26 flows total storehouse, the professional diagnosis program that this normal data flows in total storehouse is to sum up whole vehicle diagnostic routines through professional automotive expert to draw, be applicable to the rolling stock electric-control system, the diagnostic routine of the vehicle electrically controlling system of any automobile that this is diagnosed must be contained in this normal data and flow in the professional diagnosis program in total storehouse; The data stream Xiang Weijing specialty automotive expert that described normal data flows in total storehouse carries out labor, sums up and summarizes data stream item most important and that the user is concerned about most, and this data stream item has the data stream item of Unified Identity sign.The pre-stored total storehouse of standard fault codes read method in the first memory module 26 of described while also is to draw in the summary to the electric-control system of whole vehicles, and its diagnostic trouble code can be read to any vehicle of diagnosing in this total storehouse of standard fault codes read method.
This shows that diagnosis joint 20 flows total storehouse according to described normal data and not only can set up communication link with any vehicle 40, also can carry out to any vehicle the scanning of comprehensive vehicle electrically controlling system data stream of not omitting simultaneously, this diagnosis joint 20 reads any diagnostic trouble code information of setting up the diagnosis vehicle of communication link according to the total storehouse of standard fault codes read method.
The working method of described standard data communications interface module 24 is wired or communication, and described wired or communication is the communication mode of the known protocol of the universal standard.
The known protocol of the universal standard of described communication mode refers to that this mode is consistent compatibilities for the connection communication mode of these diagnosis joint 20 outsides, and the change because of the electric-control system of described diagnosis vehicle or diagnosis vehicle does not change.
Wherein, described communication comprises: GPRS communication mode, 3G communication mode and 4G communication mode.
Described step 3 comprises:
Step 301, scan completely for each electric-control system according to the electric-control system scan database, and record all data streams item that this electric-control system is supported;
Step 302, will scan data stream item that electric-control system obtains and normal data and flow total storehouse and compare one by one, both simultaneous data stream will be stored in the first memory module 26, form a vehicle proprietary database;
Step 303, each electric-control system of scan round vehicle, until finish the scanning of all electric-control systems of vehicle, and then finish the foundation of this vehicle proprietary database.
Described diagnosis joint 20 is according to the electric-control system scan database, circularly all electric-control systems of vehicle are scanned completely, the all data streams item and the normal data that obtain are flowed the contrast of total storehouse, and record all data streams item and normal data flow the data stream item of the common existence in total storehouse, be all data streams item that this vehicle electrically controlling system is supported, and then finish the foundation of this vehicle proprietary database.
The vehicle proprietary database is stored in described the first memory module 26 after setting up, afterwards to the scanning of the vehicle electrically controlling system of described this vehicle, data stream item in this vehicle proprietary database can reduce described sweep time as according to scanning compared with flowing a total database data stream scan mode with normal data for the first time.
Described vehicle 40 has a diagnose connector 42, and described diagnose interface module 22 is installed on this diagnose connector 42.
Described client 60 comprises: the second microprocessor module 61, the second memory module 62 and the second source module 63 that are electrically connected with this second microprocessor module, described second source module 63 and the second microprocessor module 61 and the second memory module 62 are electrically connected, and then power supply are provided for the second microprocessor module 61 and the second memory module 62; Described far-end server 80 comprises: the 3rd microprocessor module 81, the 3rd memory module 82 and the 3rd power module 83 that are electrically connected with the 3rd microprocessor module, described the 3rd power module 83 and the 3rd microprocessor module 81 and the 3rd memory module 82 are electrically connected, and then power supply are provided for the 3rd microprocessor module 81 and the 3rd memory module 82.
Described the second storage module 62 data storages of described the second microprocessor module 61 controls, described this second microprocessor module 61 can send request signal to the described diagnosis joint of communicating by letter with this client 60 20 according to the standard traffic instruction simultaneously, ask this diagnosis joint 20 to send vehicle proprietary data database data or vehicle real-time diagnosis data stream, and accept vehicle proprietary data database data or vehicle real-time diagnosis data stream is stored in the second storage module 62.
The data storage of described the 3rd storage module 82 of described the 3rd microprocessor module 81 controls, described the 3rd microprocessor module 81 can send request signal to the described diagnosis joint of communicating by letter with this far-end server 80 20 according to the standard traffic instruction simultaneously, ask this diagnosis joint 20 to send vehicle proprietary data database data or vehicle real-time diagnosis data stream, and accept vehicle proprietary data database data or vehicle real-time diagnosis data stream is stored in the 3rd storage module 82.
Described step 4 comprises step by step following:
Step 401, provide a client 60 or far-end server 80;
Step 402, user control client 60 or far-end server 80 Application standard communication instructions as required, obtain vehicle proprietary data database data from diagnosis joint 20;
Step 403, client 60 or server 80 are according to this vehicle proprietary data database data, and the concrete data stream item that this vehicle is supported can be known in the total storehouse of contrast standard data stream;
The diagnostic data stream of step 404, described diagnosis joint 20 these vehicles of Real-time Obtaining, client 60 or far-end server 80 are as required, the Application standard data are extracted interface and are extracted diagnostic data stream that support and interested from diagnosis joint 20, and diagnosis joint 20 is sent to client 60 or far-end server 80 by standard data communications interface module 24 with this vehicle real-time diagnosis data stream.
Described client 60 or far-end server 80 receive described vehicle proprietary data database data and vehicle real-time diagnosis information, and it is stored in described the second memory module 62 or the 3rd memory module 82, in order to follow-up the checking of user.The user is stored in the data of described the second memory module 62 or the 3rd memory module 82 by this, the user can obtain the real-time diagnosis information of the electric-control system that this vehicle supports and the operation real time data of vehicle 40, thereby finish the diagnosis of vehicle 40 electric-control systems, and the Real-Time Monitoring of Vehicular behavior.
In sum, the invention provides a kind of normal data stream extracting method based on professional diagnosis, by the scanning vehicle electrically controlling system, the total storehouse of contrast standard data stream, set up the vehicle proprietary database, and by the standard data communications interface module, external outputting standard data stream, this data stream is concerning client server, known and controlled, make things convenient for the client to carry out the data analysis of robotization, excavate, the operations such as demonstration, use the method can greatly shorten the construction cycle of client/server, reduce cost, can also carry out unified management to the different model vehicle, use the diagnostic device low price of the method, reduce the threshold that professional diagnosis equipment enters personal.
The above for the person of ordinary skill of the art, can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of claim of the present invention.
Claims (10)
1. the normal data stream extracting method based on professional diagnosis is characterized in that, may further comprise the steps:
Step 1, provide one the diagnosis joint, this diagnosis joint comprises: diagnose interface module, the first microprocessor module that is electrically connected with the diagnose interface module, the first memory module that is electrically connected with the first microprocessor module and the standard data communications interface module that is electrically connected with the first microprocessor module, described the first memory module stores in advance normal data and flows total storehouse, and described normal data flows total storehouse and comprises: professional diagnosis program and data stream item;
Step 2, provide a vehicle, and should diagnose joint to be connected with vehicle, flow the whole electric-control systems of data stream item scanning vehicle that total storehouse has the Unified Identity sign, the electric-control system that record is supported according to normal data, form an electric-control system scan database, and be stored in the first memory module;
Step 3, according to the whole electric-control systems of electric-control system scan database scan round, obtain all data streams item, this all data streams item that obtains and normal data are flowed the contrast of total storehouse, and store both simultaneous data stream items in the first memory module, form a vehicle proprietary database;
Step 4, provide a client or far-end server, the user controls client or far-end server Application standard communication instruction as required, obtain vehicle proprietary data database data and vehicle real-time diagnosis data stream from the diagnosis joint, the user flows total storehouse according to this vehicle proprietary database Data Comparison normal data, can know the data stream item that vehicle is supported.
2. the normal data based on professional diagnosis as claimed in claim 1 flows extracting method, it is characterized in that described step 3 comprises:
Step 301, scan completely for each electric-control system according to the electric-control system scan database, and record all data streams item that this electric-control system is supported;
Step 302, will scan data stream item that electric-control system obtains and normal data and flow total storehouse and compare one by one, both simultaneous data stream will be stored in the first memory module, form a vehicle proprietary database;
Step 303, each electric-control system of scan round vehicle, until finish the scanning of all electric-control systems of vehicle, and then finish the foundation of this vehicle proprietary database.
3. the normal data based on professional diagnosis as claimed in claim 1 flows extracting method, it is characterized in that described step 4 comprises:
Step 401, provide a client or far-end server;
Step 402, user control client server Application standard communication instruction as required, obtain vehicle proprietary data database data from the diagnosis joint;
Step 403, client or server are according to this vehicle proprietary data database data, and the concrete data stream item that this vehicle is supported can be known in the total storehouse of contrast standard data stream;
The diagnostic data stream of step 404, described this vehicle of diagnosis joint Real-time Obtaining, client or server are as required, the Application standard data are extracted interface and are extracted diagnostic data stream that support and interested from the diagnosis joint, and the diagnosis joint is sent to client or server by the standard data communications interface module with this vehicle real-time diagnosis data stream.
4. the normal data based on professional diagnosis as claimed in claim 3 flows extracting method, it is characterized in that, described client comprises: the second microprocessor module and the second memory module that is electrically connected with this second microprocessor module, described far-end server comprises: the 3rd microprocessor module and the 3rd memory module that is electrically connected with the 3rd microprocessor module.
5. the normal data based on professional diagnosis as claimed in claim 1 flows extracting method, it is characterized in that, the professional diagnosis program that described normal data flows in total storehouse draws through the whole vehicle diagnostic routine of professional automotive expert summary, be applicable to the rolling stock electric-control system, the data stream Xiang Weijing specialty automotive expert that described normal data flows in total storehouse carries out labor, sums up and summarizes data stream item most important and that the user is concerned about most.
6. the normal data stream extracting method based on professional diagnosis as claimed in claim 5 is characterized in that the data stream item in the total storehouse of described normal data has the data stream item of Unified Identity sign.
7. the normal data stream extracting method based on professional diagnosis as claimed in claim 6 is characterized in that described the first memory module also has the total storehouse of standard fault codes read method.
8. the normal data based on professional diagnosis as claimed in claim 1 flows extracting method, it is characterized in that, the working method of described standard data communications interface module is wired or communication, and described wired or communication is the communication mode of the known protocol of the universal standard.
9. the normal data stream extracting method based on professional diagnosis as claimed in claim 8 is characterized in that described communication comprises: GPRS communication mode, 3G communication mode and 4G communication mode.
10. the normal data based on professional diagnosis as claimed in claim 1 flows extracting method, it is characterized in that, described diagnosis joint also comprises one first power module, this first power module and first microprocessor module, the first memory module and standard data communications interface module are electrically connected, and then power supply are provided for first microprocessor module, the first memory module and standard data communications interface module.
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