CN103869800A - Vehicle diagnosis device - Google Patents
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- CN103869800A CN103869800A CN201210526428.0A CN201210526428A CN103869800A CN 103869800 A CN103869800 A CN 103869800A CN 201210526428 A CN201210526428 A CN 201210526428A CN 103869800 A CN103869800 A CN 103869800A
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Abstract
The invention provides a vehicle diagnosis device which comprises a diagnosis gateway and a fault diagnosis instrument. The diagnosis gateway at least includes first to fourth interfaces, and the first to third interfaces are respectively disposed in different network segments. The diagnosis gateway is used for judging an interface corresponding to a diagnosis message from the fourth interface according to the addresses of diagnosis messages sent by the first to third interfaces and forwarding the diagnosis message to a corresponding interface. The fault diagnosis instrument is connected with the fourth interface of the diagnosis gateway. The fault diagnosis instrument is used for receiving a diagnosis-related message forwarded by the diagnosis gateway and returning the diagnosis message. The unity of diagnosis interfaces is realized, the definition requirement of the regulations on a diagnosis terminal is met, high compatibility between diagnosis equipment of a vehicle factory and diagnosis equipment owned by a supplier is maintained, and the diagnosis terminal replacement cost is reduced. In addition, the development speed is improved, the cost and the complexity of diagnosis equipment development, replacement and after-sale maintenance are reduced, and hardware platformization of fault diagnosis equipment is made possible.
Description
Technical field
The present invention relates to vehicle technology field, particularly a kind of diagnostic device of vehicle.
Background technology
Along with improving constantly that people require automotive performance, automotive electronic technology is widely applied, traditional point to point wiring mode is progressively by with CAN(Controller Area Network controller local area network) by the bus mode of representative is replaced, traditional diagnostic mode based on K line is also replaced by the diagnostic mode based on CAN bus gradually.
Because the different CAN bus of traffic rate cannot share one line bundle, or belong to the ECU(Electronic Control Unit of car load different segment, electronic control unit) between diagnose interface must on wire harness, separate, after K line is replaced by CAN bus, original ECU that adopts K line and adopt now CAN bus to carry out enhancement mode diagnosis and discharge dependent diagnostic has just produced conflict with the ECU that adopts SAEJ1939-73 to the demand of diagnosing terminal pins.
The shortcoming that prior art exists is: the application in diagnosis is transferred to after CAN bus by K line gradually, in order to meet the requirement of the ECU that adopts different diagnostic criteria, need to redesign diagnose interface.For this reason, need to change diagnosis terminal, in order to adapt to new diagnose interface, need to again develop failure diagnostic apparatus hardware, the diagnosis terminal of replacing also may not meet laws and regulations requirement, causes the diagnostic device own with ECU supplier incompatible.In a word, between different ECU diagnostic criteria there are differences cause in exploitation, produce and to have brought in link after sale for example diagnose interface of problem to be difficult to unified, diagnosis terminal versatility is low, the problems such as failure diagnostic apparatus hardware is developed again, the raising of after-sales service cost.
Summary of the invention
Object of the present invention is intended at least solve one of above-mentioned technological deficiency.
For this reason, the object of the invention is to propose a kind of diagnostic device of vehicle, this diagnostic device not only can make to diagnose terminal to meet international standard and laws and regulations requirement, but also can make diagnostic device there is the ability of highly versatile, thereby reduce the cost of exploitation, production and the after-sales service of diagnostic device.
For achieving the above object, the embodiment of the present invention proposes a kind of diagnostic device of vehicle, comprise: diagnosis gateway, described diagnosis gateway at least comprises first interface to the four interfaces, wherein, described first interface to described the 3rd interface lays respectively at the different network segments, and described diagnosis gateway is used for the described corresponding interface of diagnosis message from described the 4th interface of address judgement of the diagnosis message sending according to described first interface to described the 3rd interface, and by the extremely interface of described correspondence of described diagnosis message repeating; And failure diagnostic apparatus, described failure diagnostic apparatus is connected with the 4th interface of described diagnosis gateway, and described failure diagnostic apparatus is used for receiving the message relevant to diagnosis of described diagnosis gateway forwards, and returns to described diagnosis message.
According to the diagnostic device of the vehicle of the embodiment of the present invention, by analyzing ECU diagnostic requirements, diagnosis gateway can will diagnose message to carry out two-way converting between each network segment of CAN bus and diagnosis CAN bus network.By car load to the interface unification of failure diagnostic apparatus to diagnosis CAN network, realized the configuration liberalization of each controller network diagnostic criteria.In addition, the embodiment of the present invention also can realize the unitarity of diagnose interface, the definition requirement of satisfy regulatory to diagnosis terminal, keep the highly compatible of the own diagnostic device of car load factory diagnostic device and supplier, lower the cost that diagnosis terminal is changed, make failure diagnostic apparatus avoid, because interface changes, hardware is made to redesign simultaneously.In addition, improve tempo of development, reduced expense and the complexity of diagnostic device exploitation, replacing and after-sales service, the hardware platform of failure diagnosis apparatus is changed into as possibility.
In one embodiment of the invention, described first interface to described the 3rd interface respectively with the power network of vehicle, power diagnosis network is connected with vehicle body network.Particularly, described first interface is connected with the power CAN network of described vehicle, and described the second interface is connected with the power diagnosis CAN network of described vehicle, and described the 3rd interface is connected with the vehicle body CAN network of described vehicle.Wherein, described power CAN network and described vehicle body CAN network have the first traffic rate, and described power diagnosis CAN network has second communication speed.
In one embodiment of the invention, described the 4th interface is connected with described failure diagnostic apparatus by diagnosis CAN bus.
By the diagnosis message routing on different CAN segments, on diagnosis CAN bus, failure diagnostic apparatus can obtain whole diagnostic messages from diagnosis CAN, thereby has reached the unification of diagnose interface.
In one embodiment of the invention, the described message relevant to diagnosis has corresponding message ID, and in described failure diagnostic apparatus, preserve message configured list, described failure diagnostic apparatus is inquired about described message according to message ID corresponding to the described message relevant to diagnosis and is inquired about the described function with diagnosing relevant message of described message configured list acquisition.
In one embodiment of the invention, described failure diagnostic apparatus according to message configured list described in the functional inquiry of described diagnosis message to determine the message ID of described diagnosis message.
In one embodiment of the invention, described diagnosis gateway, also for the message receiving is judged, if be judged as and diagnose relevant message, is forwarded to described failure diagnostic apparatus by described the 4th interface, if be judged as application message, filters.
The aspect that the present invention is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments obviously and easily and understand, wherein:
Fig. 1 is according to the structural representation of the diagnostic device of the vehicle of the embodiment of the present invention;
Fig. 2 is the schematic diagram of the communication interface of Engine ECU according to an embodiment of the invention;
Fig. 3 is the schematic diagram of ABS communication interface according to an embodiment of the invention;
Fig. 4 is the schematic diagram of BCM communication interface according to an embodiment of the invention; And
Fig. 5 is the process flow diagram of diagnosis gateway processes message according to an embodiment of the invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts to specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique the invention provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
With reference to description and accompanying drawing below, these and other aspects of embodiments of the invention will be known.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiments of the invention, represent some modes of the principle of implementing embodiments of the invention, but should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise all changes, modification and the equivalent within the scope of spirit and the intension that falls into additional claims.
1 a kind of diagnostic device of vehicle proposing according to the embodiment of the present invention is described to accompanying drawing 5 with reference to the accompanying drawings.
As shown in Figure 1, the diagnostic device of the vehicle of the embodiment of the present invention comprises diagnosis gateway 101 and failure diagnostic apparatus 102.Wherein, diagnosis gateway 101 at least comprises that first interface 1 is to the 4th interface 4.Wherein, first interface 1 to the 3rd interface 3 lays respectively at the different network segments.And diagnosis gateway 101 judges the corresponding interface of diagnosis message from the 4th interface 4 for the address of the diagnosis message that sends according to first interface 1 to the 3rd interface 3, and will diagnosis message repeating to corresponding interface, and receive first interface 1 to message relevant to diagnosis in the 3rd interface 3 and be forwarded to failure diagnostic apparatus 102.Failure diagnostic apparatus 102 is connected with the 4th interface 4 of diagnosis gateway 101, and failure diagnostic apparatus 102 is diagnosed gateway 101 message relevant to diagnosis that forward for receiving, and returns to diagnosis message.In embodiments of the present invention, because first interface 1 to the 3rd interface 3 lays respectively at the different network segments, therefore failure diagnostic apparatus 102 is that receive according to it can judge that to the address of the relevant message of diagnosis which in the 3rd interface 3 this message relevant with diagnosis come from first interface 1 to.
Further, in one embodiment of the invention, diagnosis gateway 101 is equipped with four CAN network interfaces, and first interface 1, the second interface 2 and the 3rd interface 3 are connected respectively the network that contains diagnostic data of taking different communication speed in vehicle.Particularly, first interface 1 to the 3rd interface 3 respectively with the power network of vehicle, power diagnosis network is connected with vehicle body network.In one embodiment of the invention, first interface 1 is connected with the power CAN network of vehicle, and the second interface 2 is connected with the power diagnosis CAN network of vehicle, and the 3rd interface 3 is connected with the vehicle body CAN network of vehicle.Power CAN network and vehicle body CAN network have the first traffic rate, power diagnosis CAN network has second communication speed, wherein, the first traffic rate and second communication speed can be determined according to actual needs, the first traffic rate can be greater than second communication speed, also can be less than second communication speed.For example, power CAN network and vehicle body CAN network have the first traffic rate 250kbps, and power diagnosis CAN network has second communication speed 500kbps.In addition, the 4th interface 4 is connected with failure diagnostic apparatus 102 by diagnosis CAN bus.In an embodiment of the present invention, four CAN network-bus interfaces of diagnosis gateway 101, its communication baud rate can be configured by software, to facilitate car load network service speed to change or to adjust when failure diagnostic apparatus 102 traffic rates change.
In embodiments of the present invention, the network topology of vehicle is divided into ECU relevant with vehicle body ECU relevant power respectively on power CAN network and vehicle body CAN network.For example, for the relevant parts of discharge, as shown in Figure 2, take Engine ECU as example, because discharge related diagnostic data is very high to the load factor of bus and transmission requirement of real-time, communicating by letter of its application data and diagnostic data adopts interface separately, as the interface 5 in figure and interface 6, interface 5 is connected with power CAN network, and interface 6 is connected with power diagnosis CAN network.Wherein, power CAN bus network is used for transmitting application message, and power diagnosis CAN bus network is used for transmitting diagnosis message, interference-free each other to guarantee application data and diagnostic data, obtains higher reliability.And for non-discharge relevant, belong to the parts of power CAN network together with Engine ECU, as shown in Figure 3, as ABS(Anti-lock BrakingSystem, anti-lock braking system), ESP(Electronic Stability Program, electronic stability system) etc., its application communication and deagnostic communication adopt same communication interface 7, all transmit by power CAN network.In addition, for the ECU of vehicle body CAN network, as BCM(BodyControl Module, car body control module), DCM(Door Control Module, car door control module) etc., as shown in Figure 4, its application communication and deagnostic communication adopt same communication interface 8, all pass through vehicle body CAN network.
In one embodiment of the invention, diagnosis gateway 101 can make the data of deagnostic communication and communication baud rate unify, guarantee that diagnosis is still used on terminal 6 pin of rules and regulations and 14 pin forms for CAN bus diagnostic simultaneously, the wherein CANH in the corresponding diagnosis of 6 pin CAN bus twisted-pair feeder, the CANL in the corresponding diagnosis of 14 pin CAN bus twisted-pair feeder.Failure diagnostic apparatus 102 just can obtain whole diagnostic messages from diagnosis CAN.
In one embodiment of the invention, diagnosis gateway 101 is obtained and diagnoses relevant message from power CAN network, power diagnosis CAN network and vehicle body CAN network respectively by first interface 1, the second interface 2 and the 3rd interface 3, and passes through diagnosis CAN Bus repeater to failure diagnostic apparatus 102 by the 4th interface 4.Wherein, the message relevant to diagnosis and diagnosis message all have corresponding message ID, and in failure diagnostic apparatus, preserve message configured list, and every kind of message has identical message ID, so just can obtain by analyzing message ID the purposes of this message.As shown in table 2, be the part diagnosis on the CAN network for Fig. 1, Fig. 3, typical case illustrated in fig. 4 in the application and application message.It should be noted that, following table, for describing for example, is not construed as limiting the invention.
Table 2 message configured list
Failure diagnostic apparatus 102 obtains the purposes of the message relevant with diagnosis according to message ID query message configured list corresponding to the described message relevant to diagnosis.Simultaneous faults diagnostic equipment 102 also can be according to the purposes query message configured list of diagnosis message to determine the message ID of diagnosis message.Failure diagnostic apparatus 102 sends to diagnosis gateway 101 by diagnosis message by diagnosis CAN bus, the address of the diagnosis message that diagnosis gateway 101 sends according to first interface 1 to the 3rd interface 3 judges the corresponding interface of diagnosis message from the 4th interface 4, by the diagnosis message in diagnosis CAN bus according to the difference of its target network segment, be forwarded to respectively the different network of traffic rate by first interface 1 to the 3rd interface 3, be power CAN network, power diagnosis CAN network or vehicle body CAN network, be transferred to the corresponding control module of vehicle, such as ECU etc.
In one embodiment of the invention, diagnosis gateway 101 is also for judging the message receiving, if be judged as and diagnose relevant message, being forwarded to failure diagnostic apparatus 102 by the 4th interface 4, if be judged as application message, filter out, the packet filtering that can be for example 18FF0921 by message ID with reference to table 2 is fallen.That is to say, 101 of gateways of diagnosis by the message repeating relevant to diagnosis to failure diagnostic apparatus 102.Because all messages in car load network all take predefine mode definite, the purposes of message can be determined according to the message ID of its message.As shown in Figure 5, in one embodiment of the invention, the detailed process that diagnosis gateway 101 is processed message information is:
Step S501, receives message information.
Diagnosis gateway 101 receives message from bus, receive the message of ultromotivity CAN Internet Transmission by first interface 1, or receive the message from power diagnosis CAN network by the second interface 2, or receive the message from vehicle body CAN network by the 3rd interface 3.
Step S502, judges whether from first interface 1, the second interface 2 or the 3rd interface 3.
Diagnosis gateway 101, according to the message ID receiving, judges that whether the message receiving is from first interface 1, the second interface 2 or the 3rd interface 3.
Step S503, retrieval message configured list, determines type of message.
No matter whether the message that diagnosis gateway 101 receives is all to retrieve message configured list from first interface 1, the second interface 2 or the 3rd interface 3.
Step S504, determines whether to diagnose message.
Judge that according to the message ID receiving it is diagnosis message or application message.If the diagnosis message that message is ECU to be sent, is forwarded to i.e. the 4th interface 4 of diagnosis CAN bus according to its target network segment, be transmitted to failure diagnostic apparatus 102.If message, for application message, diagnoses gateway 101 it not to be forwarded and is emptied reception buffer memory, namely filter out whole application messages.If what diagnosis gateway 101 was received from the 4th interface 4 is the diagnosis message that failure diagnostic apparatus 102 sends, can it be forwarded to the target network segment by first interface 1, the second interface 2 or the 3rd interface 3 according to objective network information is power CAN network, power diagnosis CAN network or vehicle body CAN network, is transferred to the corresponding control module of vehicle.
According to the diagnostic device of the vehicle of the embodiment of the present invention, by analyzing ECU diagnostic requirements, design diagnosis gateway 101, diagnosis gateway 101 will diagnose message to carry out two-way converting between each network segment of CAN bus and diagnosis CAN bus network.By car load to the interface unification of failure diagnostic apparatus 102 to diagnosis CAN network, realized the configuration liberalization of each controller network diagnostic criteria.By diagnosis gateway 101 by the diagnosis message routing on different CAN segments on diagnosis CAN bus, failure diagnostic apparatus 102 can obtain whole diagnostic messages from diagnosis CAN, realize the unitarity of diagnose interface.The definition requirement of satisfy regulatory to diagnosis terminal, keeps car load factory diagnostic device and supplier to have the highly compatible of diagnostic device by oneself, lowers the cost that diagnosis terminal is changed, and makes failure diagnostic apparatus 102 avoid, because interface changes, hardware is made to redesign simultaneously.In addition, improve tempo of development, reduced expense and the complexity of diagnostic device exploitation, replacing and after-sales service, the hardware platform of failure diagnosis apparatus is changed into as possibility.
Any process of otherwise describing in process flow diagram or at this or method are described and can be understood to, represent to comprise that one or more is for realizing module, fragment or the part of code of executable instruction of step of specific logical function or process, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiments of the invention person of ordinary skill in the field.
The logic and/or the step that in process flow diagram, represent or otherwise describe at this, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), or use in conjunction with these instruction execution systems, device or equipment.With regard to this instructions, " computer-readable medium " can be anyly can comprise, device that storage, communication, propagation or transmission procedure use for instruction execution system, device or equipment or in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wirings, portable computer diskette box (magnetic device), random-access memory (ram), ROM (read-only memory) (ROM), the erasable ROM (read-only memory) (EPROM or flash memory) of editing, fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanning, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer memory.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with being stored in software or the firmware carried out in storer and by suitable instruction execution system.For example, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: there is the discrete logic for data-signal being realized to the logic gates of logic function, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the present invention can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
The above-mentioned storage medium of mentioning can be ROM (read-only memory), disk or CD etc.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is by claims and be equal to and limit.
Claims (8)
1. a diagnostic device for vehicle, is characterized in that, comprising:
Diagnosis gateway, described diagnosis gateway at least comprises first interface to the four interfaces, wherein, described first interface to described the 3rd interface lays respectively at the different network segments, and the described corresponding interface of diagnosis message from described the 4th interface of address judgement of the diagnosis message that described diagnosis gateway sends according to described first interface to described the 3rd interface, and by the extremely interface of described correspondence of described diagnosis message repeating; And
Failure diagnostic apparatus, described failure diagnostic apparatus is connected with the 4th interface of described diagnosis gateway, and described failure diagnostic apparatus receives the message relevant to diagnosis of described diagnosis gateway forwards, and returns to described diagnosis message.
2. the diagnostic device of vehicle as claimed in claim 1, is characterized in that, described first interface to described the 3rd interface respectively with the power network of vehicle, power diagnosis network is connected with vehicle body network.
3. the diagnostic device of vehicle as claimed in claim 2, it is characterized in that, described first interface is connected with the power CAN network of described vehicle, and described the second interface is connected with the power diagnosis CAN network of described vehicle, and described the 3rd interface is connected with the vehicle body CAN network of described vehicle.
4. the diagnostic device of vehicle as claimed in claim 3, is characterized in that, described power CAN network and described vehicle body CAN network have the first traffic rate, and described power diagnosis CAN network has second communication speed.
5. the diagnostic device of the vehicle as described in claim 1-4 any one, is characterized in that, described the 4th interface is connected with described failure diagnostic apparatus by diagnosis CAN bus.
6. the diagnostic device of vehicle as claimed in claim 1, it is characterized in that, the described message relevant to diagnosis has corresponding message ID, and in described failure diagnostic apparatus, preserve message configured list, described failure diagnostic apparatus is inquired about described message configured list according to message ID corresponding to the described message relevant to diagnosis and is obtained the described function with diagnosing relevant message.
7. the diagnostic device of vehicle as claimed in claim 6, is characterized in that, described failure diagnostic apparatus according to message configured list described in the functional inquiry of described diagnosis message to determine the message ID of described diagnosis message.
8. the diagnostic device of vehicle as claimed in claim 1, it is characterized in that, described diagnosis gateway, also for the message receiving is judged, if be judged as and diagnose relevant message, is forwarded to described failure diagnostic apparatus by described the 4th interface, if be judged as application message, filters.
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| CN105365579A (en) * | 2015-11-16 | 2016-03-02 | 中联重科股份有限公司 | Power system, safety measuring method and device thereof and electric vehicle |
| CN106789410A (en) * | 2016-12-07 | 2017-05-31 | 山东省科学院自动化研究所 | A kind of CAN network intelligent monitor system and monitoring method based on bluetooth and OBD |
| CN107608330A (en) * | 2017-08-24 | 2018-01-19 | 苏州汇川联合动力系统有限公司 | A kind of integrated manipulator of electric automobile, communication system and the means of communication |
| CN107659465A (en) * | 2017-09-13 | 2018-02-02 | 北京新能源汽车股份有限公司 | The examination device and investigation method of a kind of vehicle CAN erroneous frame |
| CN109164782A (en) * | 2018-07-17 | 2019-01-08 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of vehicle control device self checking diagnostic method and system |
| CN109901554A (en) * | 2019-03-20 | 2019-06-18 | 浙江合众新能源汽车有限公司 | A kind of host computer execution method based on UDS diagnosis |
| WO2019174504A1 (en) * | 2018-03-16 | 2019-09-19 | 深圳市道通科技股份有限公司 | Method and device for establishing a logical channel, and vehicle communication interface (vci) |
| CN113325831A (en) * | 2021-06-24 | 2021-08-31 | 江铃汽车股份有限公司 | Gateway routing method for platform-based automobile flash diagnosis |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105365579A (en) * | 2015-11-16 | 2016-03-02 | 中联重科股份有限公司 | Power system, safety measuring method and device thereof and electric vehicle |
| CN105365579B (en) * | 2015-11-16 | 2018-01-09 | 长沙中联重科环境产业有限公司 | A kind of dynamical system and its safety detecting method and device and electric automobile |
| CN106789410A (en) * | 2016-12-07 | 2017-05-31 | 山东省科学院自动化研究所 | A kind of CAN network intelligent monitor system and monitoring method based on bluetooth and OBD |
| CN107608330A (en) * | 2017-08-24 | 2018-01-19 | 苏州汇川联合动力系统有限公司 | A kind of integrated manipulator of electric automobile, communication system and the means of communication |
| CN107608330B (en) * | 2017-08-24 | 2021-03-05 | 苏州汇川联合动力系统有限公司 | Electric vehicle integrated controller, communication system and communication method |
| CN107659465A (en) * | 2017-09-13 | 2018-02-02 | 北京新能源汽车股份有限公司 | The examination device and investigation method of a kind of vehicle CAN erroneous frame |
| WO2019174504A1 (en) * | 2018-03-16 | 2019-09-19 | 深圳市道通科技股份有限公司 | Method and device for establishing a logical channel, and vehicle communication interface (vci) |
| CN109164782A (en) * | 2018-07-17 | 2019-01-08 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of vehicle control device self checking diagnostic method and system |
| CN109901554A (en) * | 2019-03-20 | 2019-06-18 | 浙江合众新能源汽车有限公司 | A kind of host computer execution method based on UDS diagnosis |
| CN113325831A (en) * | 2021-06-24 | 2021-08-31 | 江铃汽车股份有限公司 | Gateway routing method for platform-based automobile flash diagnosis |
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