CN115695237A - Vehicle-end network detection method and system, electronic equipment and readable storage medium - Google Patents

Abstract

The invention relates to the technical field of vehicle detection, and discloses a vehicle-end network detection method, a system, electronic equipment and a readable storage medium.

Description

Vehicle-end network detection method and system, electronic equipment and readable storage medium

Technical Field

The invention relates to the technical field of vehicle detection, in particular to a vehicle-side network detection method, a vehicle-side network detection system, electronic equipment and a readable storage medium.

Background

At present, with the progress of science and technology, intelligent networked automobiles are pursued, intelligent vehicle-mounted technologies such as unmanned driving, intelligent cabins, customized scenes, scene arrangement services and the like are continuously developed, in order to provide intelligent experience for users, networking services need to be provided for an Electronic Control Unit (ECU) in the automobile, and generally, problems of vehicle-mounted networking functions need to be located and checked through network diagnosis, and then network repair is carried out according to the types of networking problems.

However, because of lack of unified networking management for each vehicle-mounted ECU, only the network between the vehicle-mounted ECU and the server can be diagnosed, and the disconnection problem cannot be located inside or outside the vehicle, so that the accuracy of network detection is low.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended to be a prelude to the more detailed description that is presented later.

In view of the above drawbacks of the prior art, the present invention discloses a method, a system, an electronic device and a readable storage medium for vehicle-side network detection, so as to improve the accuracy of network detection.

The invention discloses a vehicle-end network detection method, which comprises the following steps: the method comprises the steps of obtaining a vehicle terminal, wherein the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, and the communication control unit is connected with the vehicle-mounted control unit through an internal communication link; establishing an external communication link between the communication control unit and a preset server by using the communication control unit to determine a first detection state corresponding to the external communication link, and accessing the vehicle-mounted control unit by using the communication control unit to determine a second detection state corresponding to the internal communication link; accessing the server side by using the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server side; and generating a network detection log according to at least one of the first detection state, the second detection state and the third detection state.

Optionally, the number of the on-board control units includes one or more, and if the number of the on-board control units includes more than one, the connection between the on-board control units and the communication control unit is established by any one of the following methods: respectively connecting each vehicle-mounted control unit with the communication control unit; and respectively filling each vehicle-mounted control unit into a preset ring network model to obtain a unit annular chain, and connecting any vehicle-mounted control unit in the unit annular chain with the communication control unit.

Optionally, establishing, by the communication control unit, an external communication link between the communication control unit and a preset server to determine a first detection state corresponding to the external communication link, where the establishing includes: acquiring an external network connection process, wherein the external network connection process comprises a plurality of networking steps which are sequenced according to a preset execution sequence; sequentially executing the networking steps by using the communication control unit so as to establish an external communication link between the communication control unit and a preset server; acquiring step execution states corresponding to the networking steps, wherein the step execution states comprise step normal states or step abnormal states; and determining the step execution state corresponding to each networking step as a first detection state corresponding to the external communication link.

Optionally, accessing, by the communication control unit, the vehicle-mounted control unit to determine a second detection state corresponding to the internal communication link, including: acquiring a unit access address corresponding to the vehicle-mounted control unit; sending a unit access request to the unit access address by using the communication control unit, and determining a request feedback result of the vehicle-mounted control unit; and determining a second detection state according to the request feedback result, wherein the second detection state comprises an intranet connection normal state or an intranet connection abnormal state.

Optionally, accessing the server by using the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server, including: setting a networking tool package in the vehicle-mounted control unit, wherein the networking tool package is used for requesting networking identity information from the communication control unit through the internal communication link; accessing the server end by using the networking identity information through the vehicle-mounted control unit, and determining an access feedback result of the server end; and determining a third detection state according to the access feedback result, wherein the third detection state comprises an external network connection normal state or an external network connection abnormal state.

Optionally, generating a network detection log according to at least one of the first detection state, the second detection state, and the third detection state includes: acquiring a diagnosis scheme table, wherein the diagnosis scheme table comprises a plurality of corresponding relations between original abnormal states and original diagnosis schemes; if an abnormal detection state exists in the first detection state, the second detection state and the third detection state, matching the abnormal detection state according to an original abnormal state in the diagnosis scheme table, and determining a target diagnosis scheme corresponding to the abnormal detection state from the diagnosis scheme table according to a matching result; executing the target diagnosis scheme by using the communication control unit to acquire abnormality cause information corresponding to the abnormality detection state; and generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state and the abnormal reason information.

Optionally, after generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further includes: acquiring vehicle information corresponding to the vehicle terminal; generating a log data packet according to the vehicle information and the network detection log, sending the log data packet to the server side, enabling the server side to collect a plurality of log data packets, respectively performing data analysis on each log data packet according to a preset data packet format to obtain networking information in each log data packet, and generating a vehicle-mounted network analysis map according to a corresponding relation between the networking information.

Optionally, after generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further includes: acquiring a repair scheme table, wherein the repair scheme table comprises a corresponding relation between a plurality of historical detection logs and a vehicle-mounted repair scheme; matching the network detection logs according to the historical detection logs in the repair scheme table, and determining a target repair scheme corresponding to the network detection logs from the repair scheme table according to a matching result; executing the target repair scheme to reestablish the external communication link and the internal communication link.

Optionally, after determining the target repair solution corresponding to the network detection log from the repair solution table according to the matching result, the method further includes: if the target repair scheme corresponding to the network detection log does not exist in the repair scheme table, the network detection log is sent to the server side, so that the server side inputs the network detection log into a preset reason analysis model to obtain a cloud repair scheme corresponding to the network detection log, and feeds back the cloud repair scheme, wherein the reason analysis model is obtained by training a preset neural network model through a history log sample with a repair scheme label; and executing the cloud repair scheme, and adding the network detection log and the corresponding cloud repair scheme into the repair scheme table to update the repair scheme table.

The invention discloses a vehicle end network detection system, which comprises: the system comprises an acquisition module, a processing module and a display module, wherein the acquisition module is used for acquiring a vehicle terminal, and the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, wherein the communication control unit is connected with the vehicle-mounted control unit through an internal communication link; the first detection module is used for establishing an external communication link between the communication control unit and a preset server by using the communication control unit so as to determine a first detection state corresponding to the external communication link, and accessing the vehicle-mounted control unit by using the communication control unit so as to determine a second detection state corresponding to the internal communication link; the second detection module is used for accessing the server side by using the vehicle-mounted control unit so as to determine a third detection state between the vehicle-mounted control unit and the server side; and the generating module is used for generating a network detection log according to at least one of the first detection state, the second detection state and the third detection state.

The invention discloses an electronic device, comprising: a processor and a memory; the memory is used for storing computer programs, and the processor is used for executing the computer programs stored by the memory so as to make the electronic equipment execute the method.

The present invention discloses a computer-readable storage medium having stored thereon a computer program for: which when executed by a processor implements the method described above.

The invention has the beneficial effects that:

the communication control unit is connected with the vehicle-mounted control unit through the internal communication link, the external communication link is established through the communication control unit, so that a first detection state corresponding to the internal communication link and a second detection state of the external communication link are respectively determined according to the communication control unit, a third detection state between the vehicle-mounted control unit and the server side is determined according to the fact that the vehicle-mounted control unit accesses the server side, and a network detection log is generated according to the first detection state, the second detection state and the third detection state. Therefore, the connection between the vehicle-mounted control unit and the server is divided into an internal communication link and an external communication link through the communication control unit, and different communication links are respectively subjected to network detection so as to position the disconnection reason inside or outside the vehicle terminal, so that the accuracy of network detection is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic flow chart of a vehicle-side network detection method according to an embodiment of the present invention;

FIG. 2 is a schematic flow diagram of a target repair scenario in an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a vehicle-end networking system according to an embodiment of the invention;

FIG. 4 is a schematic diagram of a cell connection method according to an embodiment of the present invention;

FIG. 5 is a schematic flow chart illustrating another exemplary method for vehicle-side network detection according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a vehicle-side network detection system according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of an electronic device in an embodiment of the present invention.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that, in the following embodiments and examples, subsamples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

In the following description, numerous details are set forth to provide a more thorough explanation of embodiments of the present invention, however, it will be apparent to one skilled in the art that embodiments of the present invention may be practiced without these specific details, and in other embodiments, well-known structures and devices are shown in block diagram form, rather than in detail, to avoid obscuring embodiments of the present invention.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The term "plurality" means two or more, unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

First, the vehicle terminal in this embodiment supports connection with a specified external network type through a T-Box (smart car terminal), a 4G (Fourth Generation Mobile communication Technology), a 5G (Fifth Generation Mobile communication Technology), an Access Point Name (APN) dialing, a satellite communication, and the like, where the external network type includes Internet, a Wireless Application Protocol (WAP) website, a corporate intranet, an intra-industry private network, and the like.

Referring to fig. 1, an embodiment of the present disclosure provides a vehicle-side network detection method, including:

step S101, obtaining a vehicle terminal;

the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, wherein the communication control unit is connected with the vehicle-mounted control unit through an internal communication link;

step S102, establishing an external communication link between a communication control unit and a preset server by using the communication control unit so as to determine a first detection state corresponding to the external communication link;

step S103, accessing the vehicle-mounted control unit by using the communication control unit to determine a second detection state corresponding to the internal communication link;

step S104, utilizing the vehicle-mounted control unit to access the server side so as to determine a third detection state between the vehicle-mounted control unit and the server side;

step S105, generating a network detection log according to at least one of the first detection state, the second detection state and the third detection state.

By adopting the vehicle-side network detection method provided by the embodiment of the disclosure, the communication control unit is connected with the vehicle-mounted control unit through the internal communication link, and the external communication link is established through the communication control unit, so that a first detection state corresponding to the internal communication link and a second detection state of the external communication link are respectively determined according to the communication control unit, a third detection state between the vehicle-mounted control unit and the server side is determined according to the access of the vehicle-mounted control unit to the server side, and a network detection log is generated according to the first detection state, the second detection state and the third detection state. Therefore, the connection between the vehicle-mounted control unit and the server is divided into an internal communication link and an external communication link through the communication control unit, and different communication links are respectively subjected to network detection so as to position the disconnection reason inside or outside the vehicle terminal, so that the accuracy of network detection is improved.

In some embodiments, both the communication control unit and the onboard control unit are ECUs.

Optionally, if a first preset condition, a second preset condition or a third preset condition is met, implementing the vehicle-side network detection method, where the first preset condition includes receiving a network detection instruction of a user, the second preset condition includes every lapse of a preset interval time period, and the third preset condition includes that the communication control unit receives networking failure information sent by the vehicle-mounted control unit.

In some embodiments, a display interface is arranged on the vehicle-mounted control unit, and a network detection instruction of a user is received through the display interface.

In some embodiments, the preset interval period includes 0.5 hours to 24 hours, for example, the preset interval period is 2 hours.

Optionally, establishing, by the communication control unit, an external communication link between the communication control unit and a preset server to determine a first detection state corresponding to the external communication link, includes: acquiring an external network connection process, wherein the external network connection process comprises a plurality of networking steps which are sequenced according to a preset execution sequence; sequentially executing each networking step by utilizing the communication control unit so as to establish an external communication link between the communication control unit and a preset server; acquiring step execution states corresponding to all networking steps, wherein the step execution states comprise step normal states or step abnormal states; and determining the step execution state corresponding to each networking step as a first detection state corresponding to the external communication link.

In some embodiments, the step of networking includes diagnosing one or more of SIM (Subscriber Identity Module) card status, network registration, data dialing, VLAN (Virtual Local Area Network) configuration, routing configuration, and the like.

Optionally, accessing, by the communication control unit, the vehicle-mounted control unit to determine a second detection state corresponding to the internal communication link, including: acquiring a unit access address corresponding to a vehicle-mounted control unit; sending a unit access request to a unit access address by using a communication control unit, and determining a request feedback result of a vehicle-mounted control unit; and determining a second detection state according to the request feedback result, wherein the second detection state comprises an intranet connection normal state or an intranet connection abnormal state.

In some embodiments, the unit Access Address is accessed in a Linux system environment to detect a lan online/offline status of each ECU, wherein the unit Access Address includes at least one of an IP (Internet Protocol) Address, a MAC (Media Access Control Address), and the like.

Optionally, accessing the server side by using the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server side, including: setting a networking tool package in the vehicle-mounted control unit, wherein the networking tool package is used for requesting networking identity information to the communication control unit through an internal communication link; accessing the server end by using the vehicle-mounted control unit through the networking identity information, and determining an access feedback result of the server end; and determining a third detection state according to the access feedback result, wherein the third detection state comprises an external network connection normal state or an external network connection abnormal state.

In some embodiments, a networking tool package is established through an SDK (Software development kit), the networking tool package requests networking identity information through the communication control unit, accesses an external internet according to the networking identity information, implements a networking function of the ECU, and attempts to connect the external internet through the networking tool package under the condition that the local area network of the vehicle-mounted control units is online, so as to detect an external network connection state of each vehicle-mounted control unit, wherein the networking identity information includes at least one of an internet token, a terminal certificate key and the like.

Optionally, generating a network detection log according to at least one of the first detection state, the second detection state, and the third detection state includes: acquiring a diagnosis scheme table, wherein the diagnosis scheme table comprises a plurality of corresponding relations between original abnormal states and original diagnosis schemes; if an abnormal detection state exists in the first detection state, the second detection state and the third detection state, matching the abnormal detection state according to the original abnormal state in the diagnosis scheme table, and determining a target diagnosis scheme corresponding to the abnormal detection state from the diagnosis scheme table according to the matching result; executing a target diagnosis scheme by using a communication control unit to acquire abnormal reason information corresponding to an abnormal detection state; and generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state and the abnormal reason information.

Therefore, the corresponding diagnosis scheme is determined according to the first detection state, the second detection state and the third detection state, different abnormal reason information is determined according to the diagnosis scheme, the abnormal reason information is determined more accurately, meanwhile, the target performance is stronger, and the diagnosis efficiency is improved.

In some embodiments, a QXDM (The Qualcomm Extensible Diagnostic Monitor) log and an application layer log corresponding to an abnormal detection state are collected, and The collected information is added to The abnormal cause information.

In some embodiments, the anomaly cause information includes extranet anomaly information, module anomaly information, and software anomaly information, wherein the extranet anomaly information includes SIM card anomaly information (e.g., SIM card not identified, SIM card not synchronized with operator information, SIM card deactivated, SIM not activated, traffic package error, etc.), environment anomaly information (e.g., weak signal strength, surrounding base station range, etc.), and the like, the module anomaly information includes certificate anomaly information (e.g., certificate expired, damaged, not filed, etc.), module software anomaly information (e.g., network registration anomaly), and the like, and the software anomaly information includes data dialing anomaly, routing configuration anomaly, power anomaly, and the like; it should be noted that the present embodiment includes, but is not limited to, the above-mentioned abnormality cause information.

Optionally, after generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further includes: acquiring vehicle information corresponding to a vehicle terminal; generating a log data packet according to the vehicle information and the network detection log, sending the log data packet to the server side, enabling the server side to collect a plurality of log data packets, respectively carrying out data analysis on each log data packet according to a preset data packet format to obtain networking information in each log data packet, and generating a vehicle-mounted network analysis map according to the corresponding relation between the networking information.

Therefore, a plurality of log data packets are collected through the server side, and networking information is analyzed from the log data packets, so that a vehicle-mounted network analysis map is generated, the relation between vehicles of different models and different network abnormal types is displayed more comprehensively and visually, and the traceability efficiency of network abnormal reasons is improved.

In some embodiments, the networking information includes one or more of network modules, network abnormal items, the number of times of occurrence of an abnormality, the time of occurrence of an abnormality, a vehicle type of occurrence of an abnormality, a controller version number of occurrence of an abnormality, operator information, a vehicle record status, and the like.

Optionally, after generating the network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further includes: acquiring a repair scheme table, wherein the repair scheme table comprises a corresponding relation between a plurality of historical detection logs and a vehicle-mounted repair scheme; matching the network detection logs according to the historical detection logs in the repair scheme table, and determining a target repair scheme corresponding to the network detection logs from the repair scheme table according to the matching result; the target repair scheme is executed to reestablish the external communication link and the internal communication link.

Therefore, the network repairing scheme is provided according to the network detection log, and the network detection accuracy is higher, so that the network repairing scheme is stronger in purpose, and the network repairing efficiency is improved.

Optionally, the history detection log in the complex scheme table is matched according to the abnormal type and the abnormal content in the network detection log.

Optionally, after executing the target repair scenario, the method further includes: and displaying the network detection log and the target repair scheme.

Optionally, before executing the target repair scenario, the method further includes: acquiring a repair execution mode corresponding to a target repair scheme, wherein the repair execution mode comprises manual repair and automatic repair; if the repair execution mode comprises manual repair, responding to the confirmation information of the user, and executing the target repair scheme; and if the repair execution mode comprises automatic repair, executing the target repair scheme.

In some embodiments, the history detection log includes the problem type and the problem content, and the target repair plan and the repair execution mode are determined through the repair plan table, and corresponding processing measures are executed.

Referring to fig. 2, an embodiment of the present disclosure provides a target repair scheme, including:

step S201, recognizing that the communication control unit has abnormal network dialing;

step S202, after a preset waiting time period, network registration is carried out by using a communication control unit to obtain a network registration result;

wherein the preset waiting time period includes 5 minutes to 30 minutes, for example, the preset waiting time period is 5 minutes;

step S203, judging whether the network registration result comprises successful registration, if so, skipping to step S204, and if not, skipping to step S202;

step S204, network dialing is carried out by utilizing the communication control unit to obtain a network dialing result;

step S205, judging whether the network dialing result includes successful dialing, if yes, skipping to step S206, and if not, skipping to step S202;

step S206, acquiring an address to be detected;

step S207, detecting the address to be detected by adopting a preset detection mode to obtain the current dialing state;

the preset detection mode includes one or more of a ping (Packet Internet Groper, internet Packet explorer) mode, a dig (domain information searcher) instruction, an HTTPS (Hypertext Transfer Protocol Secure) access, and the like.

Optionally, after determining the target repair solution corresponding to the network detection log from the repair solution table according to the matching result, the method further includes: if the target repair scheme corresponding to the network detection log does not exist in the repair scheme table, the network detection log is sent to a server side, so that the server side inputs the network detection log into a preset reason analysis model to obtain a cloud repair scheme corresponding to the network detection log, and feeds back the cloud repair scheme, wherein the reason analysis model is obtained by training a preset neural network model through a history log sample with a repair scheme label; and executing the cloud repair scheme, and adding the network detection log and the corresponding cloud repair scheme into the repair scheme table to update the repair scheme table.

Therefore, the reason analysis model is trained through the server side, and then the cloud repair scheme corresponding to the network detection log is determined and fed back through the reason analysis model, so that the repair scheme table of the vehicle is updated, and the search range of network repair is expanded.

As shown in fig. 3, the present disclosure provides a vehicle-end networking system for implementing the vehicle-end network detection method, including a vehicle terminal 301 and a server end 302, where the vehicle terminal includes a communication control unit 3011 and a vehicle-mounted control unit 3012, the communication control unit 3011 includes a network diagnosis subunit 30111, a command subunit 30112, a configuration file subunit 30113, a log subunit 30114, and a problem repair subunit 30115, and the server end 302 includes a map generation unit 3021 and an analysis model unit 3022, and the vehicle-mounted control unit is configured to access the server end to determine a third detection state between the vehicle-mounted control unit and the server end and send the third detection state to the network diagnosis subunit; the command subunit is used for information interaction among the network diagnosis subunit, the log subunit, the configuration file subunit and the problem repair subunit; the network diagnosis subunit is used for establishing an external communication link between the communication control unit and a preset server to determine a first detection state corresponding to the external communication link, accessing the vehicle-mounted control unit by using the communication control unit to determine a second detection state corresponding to the internal communication link, acquiring a diagnosis scheme table, matching the abnormal detection states according to the original abnormal states in the diagnosis scheme table if the abnormal detection states exist in the first detection state, the second detection state and the third detection state, determining a target diagnosis scheme corresponding to the abnormal detection states from the diagnosis scheme table according to the matching result, and executing the target diagnosis scheme by using the communication control unit to acquire abnormal reason information corresponding to the abnormal detection states; the log subunit is used for generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state and the abnormality reason information; the configuration file subunit is used for acquiring a repair scheme table; the problem repairing subunit is used for matching the network detection logs according to the historical detection logs in the repairing scheme table, determining a target repairing scheme corresponding to the network detection logs from the repairing scheme table according to the matching result, and executing the target repairing scheme to reestablish the external communication link and the internal communication link; the map generation unit is used for acquiring a plurality of log data packets, respectively carrying out data analysis on each log data packet according to a preset data packet format to obtain networking information in each log data packet, and generating a vehicle-mounted network analysis map according to the corresponding relation between the networking information; the analysis model unit is used for inputting the network detection logs into a preset reason analysis model to obtain a cloud repair scheme corresponding to the network detection logs and feeding back the cloud repair scheme.

By adopting the vehicle-end networking system for implementing the vehicle-end network detection method provided by the embodiment of the disclosure, the communication control unit is connected with the vehicle-mounted control unit through the internal communication link, and the external communication link is established through the communication control unit, so that a first detection state corresponding to the internal communication link and a second detection state of the external communication link are respectively determined according to the communication control unit, a third detection state between the vehicle-mounted control unit and the server end is determined according to the access of the vehicle-mounted control unit to the server end, and a network detection log is generated according to the first detection state, the second detection state and the third detection state. Therefore, the connection between the vehicle-mounted control unit and the server is divided into an internal communication link and an external communication link through the communication control unit, and different communication links are respectively subjected to network detection so as to position the disconnection reason inside or outside the vehicle terminal, so that the accuracy of network detection is improved.

Optionally, the number of the on-board control units includes one or more, and if the on-board control units include a plurality of on-board control units, the connection between the on-board control units and the communication control unit is established by any one of the following methods: respectively connecting each vehicle-mounted control unit with a communication control unit; and filling each vehicle-mounted control unit into a preset ring network model to obtain a unit ring chain, and connecting any vehicle-mounted control unit in the unit ring chain with the communication control unit.

With reference to fig. 4, an embodiment of the present disclosure provides a unit connection method between vehicle-mounted control units, including a communication control unit 401 and 3 vehicle-mounted control units 402, where the vehicle-mounted control units 402 are provided with a networking kit and a SWITCH module (SWITCH), and a unit circular chain is formed between the vehicle-mounted control units 402, and any vehicle-mounted control unit in the unit circular chain is connected to the communication control unit.

In some embodiments, the communication control unit 401 in fig. 4 is the same communication control unit as the communication control unit 3011 in fig. 3, and the in-vehicle control unit 402 in fig. 4 is the same in-vehicle control unit as the communication control unit 3012 in fig. 3.

As shown in fig. 5, an embodiment of the present disclosure provides a vehicle-side network detection method, including:

step S501, obtaining a vehicle terminal;

the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, wherein the communication control unit is connected with the vehicle-mounted control unit through an internal communication link;

step S502, an external communication link between the communication control unit and a preset server is established by using the communication control unit so as to determine a first detection state corresponding to the external communication link;

step S503, utilizing the communication control unit to access the vehicle-mounted control unit to determine a second detection state corresponding to the internal communication link;

step S504, utilizing the vehicle-mounted control unit to access the server end so as to determine a third detection state between the vehicle-mounted control unit and the server end;

step S505, if an abnormal detection state exists in the first detection state, the second detection state and the third detection state, matching the abnormal detection state according to the original abnormal state in the diagnosis scheme table, and determining a target diagnosis scheme corresponding to the abnormal detection state from the diagnosis scheme table according to the matching result;

step S506, executing a target diagnosis scheme by using a communication control unit to acquire abnormal reason information corresponding to an abnormal detection state;

step S507, generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state and the abnormal reason information;

step S508, matching the network detection logs according to the historical detection logs in the repair scheme table, and determining a target repair scheme corresponding to the network detection logs from the repair scheme table according to the matching result;

in step S509, the target repair scheme is executed to reestablish the external communication link and the internal communication link.

By adopting the vehicle-side network detection method provided by the embodiment of the disclosure, the communication control unit is connected with the vehicle-mounted control unit through the internal communication link, and the external communication link is established through the communication control unit, so that the first detection state corresponding to the internal communication link and the second detection state of the external communication link are respectively determined according to the communication control unit, the third detection state between the vehicle-mounted control unit and the server side is determined according to the access of the vehicle-mounted control unit to the server side, and the network detection log is generated according to the first detection state, the second detection state and the third detection state, and the method has the advantages that:

firstly, the connection between the vehicle-mounted control unit and the server is divided into an internal communication link and an external communication link through the communication control unit, and different communication links are respectively subjected to network detection so as to position the disconnection reason inside or outside the vehicle terminal, so that the accuracy of network detection is improved;

secondly, determining a corresponding diagnosis scheme according to the first detection state, the second detection state and the third detection state, and further determining different abnormal reason information according to the diagnosis scheme, wherein the abnormal reason information is more accurately determined, the target is stronger, and the diagnosis efficiency is improved;

thirdly, a network repairing scheme is provided according to the network detection log, and the network repairing scheme has stronger purpose and improves the network repairing efficiency due to higher accuracy of network detection;

fourthly, collecting a plurality of log data packets through a server side, and analyzing networking information from the log data packets, so as to generate a vehicle-mounted network analysis map, more comprehensively and intuitively display the relationship between vehicles of different types and different network abnormal types, and improve the tracing efficiency of network abnormal reasons;

and fifthly, training a reason analysis model through the server side, and then determining and feeding back a cloud repair scheme corresponding to the network detection log through the reason analysis model, so that a repair scheme table of the vehicle is updated, and the search range of network repair is expanded.

With reference to fig. 6, an embodiment of the present disclosure provides a vehicle-side network detection system, which includes an obtaining module 601, a first detecting module 602, a second detecting module 603, and a generating module 604, where the obtaining module 601 is configured to obtain a vehicle terminal, and the vehicle terminal includes a communication control unit and a vehicle-mounted control unit, where the communication control unit and the vehicle-mounted control unit are connected through an internal communication link; the first detection module 602 is configured to establish an external communication link between the communication control unit and a preset server by using the communication control unit to determine a first detection state corresponding to the external communication link, and access the vehicle-mounted control unit by using the communication control unit to determine a second detection state corresponding to the internal communication link; the second detection module 603 is configured to access the server side by using the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server side; the generating module 604 is configured to generate a network detection log according to at least one of the first detection state, the second detection state, and the third detection state.

By adopting the vehicle-side network detection system provided by the embodiment of the disclosure, the communication control unit is connected with the vehicle-mounted control unit through the internal communication link, and the external communication link is established through the communication control unit, so that a first detection state corresponding to the internal communication link and a second detection state of the external communication link are respectively determined according to the communication control unit, a third detection state between the vehicle-mounted control unit and the server side is determined according to the access of the vehicle-mounted control unit to the server side, and a network detection log is generated according to the first detection state, the second detection state and the third detection state. Therefore, the connection between the vehicle-mounted control unit and the server is divided into an internal communication link and an external communication link through the communication control unit, and different communication links are respectively subjected to network detection so as to position the disconnection reason inside or outside the vehicle terminal, so that the accuracy of network detection is improved.

FIG. 7 illustrates a schematic structural diagram of a computer system suitable for use in implementing the electronic device of an embodiment of the present application. It should be noted that the computer system 700 of the electronic device shown in fig. 7 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present application.

As shown in fig. 7, the computer system 700 includes a Central Processing Unit (CPU) 701, which can perform various appropriate actions and processes, such as executing the methods in the above-described embodiments, according to a program stored in a Read-Only Memory (ROM) 702 or a program loaded from a storage section 708 into a Random Access Memory (RAM) 703. In the RAM703, various programs and data necessary for system operation are also stored. The CPU701, the ROM702, and the RAM703 are connected to each other via a bus 704. An Input/Output (I/O) interface 705 is also connected to the bus 704.

The following components are connected to the I/O interface 705: an input portion 706 including a keyboard, a mouse, and the like; an output section 707 including a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and a speaker; a storage section 708 including a hard disk and the like; and a communication section 709 including a Network interface card such as a LAN (Local Area Network) card, a modem, or the like. The communication section 709 performs communication processing via a network such as the internet. A drive 710 is also connected to the I/O interface 705 as needed. A removable medium 711, such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like, is mounted on the drive 710 as necessary, so that a computer program read out therefrom is mounted into the storage section 708 as necessary.

In particular, according to embodiments of the application, the processes described above with reference to the flow diagrams may be implemented as computer software programs. For example, embodiments of the present application include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising a computer program for performing the method illustrated by the flow chart. In such an embodiment, the computer program can be downloaded and installed from a network through the communication section 709, and/or installed from the removable medium 711. The computer program executes various functions defined in the system of the present application when executed by a Central Processing Unit (CPU) 701.

It should be noted that the computer readable medium shown in the embodiments of the present application may be a computer readable signal medium or a computer readable storage medium or any combination of the two. The computer readable storage medium may be, for example, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a Read-Only Memory (ROM), an Erasable Programmable Read-Only Memory (EPROM), a flash Memory, an optical fiber, a portable Compact Disc Read-Only Memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present application, a computer-readable signal medium may comprise a propagated data signal with a computer-readable computer program embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. The computer program embodied on the computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wired, etc., or any suitable combination of the foregoing.

Embodiments of the present disclosure also provide a computer-readable storage medium on which a computer program is stored, which when executed by a processor implements any of the methods in the embodiments.

The computer-readable storage medium in the embodiments of the present disclosure may be understood by those skilled in the art as follows: all or part of the steps for implementing the above method embodiments may be performed by hardware associated with a computer program. The aforementioned computer program may be stored in a computer readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.

The electronic device disclosed in this embodiment includes a processor, a memory, a transceiver, and a communication interface, where the memory and the communication interface are connected to the processor and the transceiver and perform mutual communication, the memory is used to store a computer program, the communication interface is used to perform communication, and the processor and the transceiver are used to run the computer program, so that the electronic device performs the steps of the above method.

In this embodiment, the Memory may include a Random Access Memory (RAM), and may also include a non-volatile Memory (non-volatile Memory), such as at least one disk Memory.

The Processor may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), a Network Processor (NP), and the like; the Integrated Circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, or a discrete hardware component.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are in one embodiment of the application and the sequence of operations may vary unless explicitly required. Portions and subsamples of some embodiments may be included in or substituted for portions and subsamples of other embodiments. Furthermore, the words used in the specification are words of description for example only and are not limiting upon the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises," "comprising," and variations thereof, when used in this application, specify the presence of stated sub-samples, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other sub-samples, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising a …" does not exclude the presence of another identical element in a process, method, or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosure, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.

Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the system, the apparatus and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit may be merely a division of a logical function, and an actual implementation may have another division, for example, a plurality of units or components may be combined or may be integrated into another system, or some subsamples may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.

The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between the different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

Claims (12)

1. A vehicle-end network detection method is characterized by comprising the following steps:

the method comprises the steps of obtaining a vehicle terminal, wherein the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, and the communication control unit is connected with the vehicle-mounted control unit through an internal communication link;

establishing an external communication link between the communication control unit and a preset server by using the communication control unit to determine a first detection state corresponding to the external communication link, and accessing the vehicle-mounted control unit by using the communication control unit to determine a second detection state corresponding to the internal communication link;

accessing the server side by using the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server side;

and generating a network detection log according to at least one of the first detection state, the second detection state and the third detection state.

2. The vehicle-end network detection method according to claim 1, wherein the number of the vehicle-mounted control units includes one or more, and if the number of the vehicle-mounted control units includes more than one, the connection between the vehicle-mounted control units and the communication control unit is established by any one of the following methods:

respectively connecting each vehicle-mounted control unit with the communication control unit;

and respectively filling each vehicle-mounted control unit into a preset ring network model to obtain a unit annular chain, and connecting any vehicle-mounted control unit in the unit annular chain with the communication control unit.

3. The vehicle-side network detection method according to claim 1, wherein establishing an external communication link between the communication control unit and a preset server by using the communication control unit to determine a first detection state corresponding to the external communication link includes:

acquiring an external network connection flow, wherein the external network connection flow comprises a plurality of networking steps which are sequenced according to a preset execution sequence;

sequentially executing the networking steps by using the communication control unit so as to establish an external communication link between the communication control unit and a preset server;

acquiring step execution states corresponding to the networking steps, wherein the step execution states comprise step normal states or step abnormal states;

and determining the step execution state corresponding to each networking step as a first detection state corresponding to the external communication link.

4. The vehicle-end network detection method according to claim 1, wherein accessing the vehicle-mounted control unit by the communication control unit to determine a second detection state corresponding to the internal communication link comprises:

acquiring a unit access address corresponding to the vehicle-mounted control unit;

sending a unit access request to the unit access address by using the communication control unit, and determining a request feedback result of the vehicle-mounted control unit;

and determining a second detection state according to the request feedback result, wherein the second detection state comprises an intranet connection normal state or an intranet connection abnormal state.

5. The vehicle-side network detection method according to claim 1, wherein accessing the server side by the vehicle-mounted control unit to determine a third detection state between the vehicle-mounted control unit and the server side comprises:

setting a networking tool package in the vehicle-mounted control unit, wherein the networking tool package is used for requesting networking identity information from the communication control unit through the internal communication link;

accessing the server end by using the networking identity information through the vehicle-mounted control unit, and determining an access feedback result of the server end;

and determining a third detection state according to the access feedback result, wherein the third detection state comprises an external network connection normal state or an external network connection abnormal state.

6. The vehicle-side network detection method according to any one of claims 1 to 5, wherein generating a network detection log according to at least one of the first detection state, the second detection state, and the third detection state includes:

acquiring a diagnosis scheme table, wherein the diagnosis scheme table comprises a plurality of corresponding relations between original abnormal states and original diagnosis schemes;

if an abnormal detection state exists in the first detection state, the second detection state and the third detection state, matching the abnormal detection state according to an original abnormal state in the diagnosis scheme table, and determining a target diagnosis scheme corresponding to the abnormal detection state from the diagnosis scheme table according to a matching result;

executing the target diagnosis scheme by using the communication control unit to acquire abnormal reason information corresponding to the abnormal detection state;

and generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state and the abnormal reason information.

7. The vehicle-side network detection method according to claim 6, wherein after generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further comprises:

acquiring vehicle information corresponding to the vehicle terminal;

generating a log data packet according to the vehicle information and the network detection log, and sending the log data packet to the server side, so that the server side collects a plurality of log data packets, respectively performs data analysis on each log data packet according to a preset data packet format to obtain networking information in each log data packet, and generates a vehicle-mounted network analysis map according to a corresponding relation between the networking information.

8. The vehicle-side network detection method according to claim 6, wherein after generating a network detection log according to at least one of the first detection state, the second detection state, the third detection state, and the abnormality cause information, the method further comprises:

acquiring a repair scheme table, wherein the repair scheme table comprises a corresponding relation between a plurality of historical detection logs and a vehicle-mounted repair scheme;

matching the network detection logs according to the historical detection logs in the repair scheme table, and determining a target repair scheme corresponding to the network detection logs from the repair scheme table according to a matching result;

executing the target repair scheme to reestablish the external communication link and the internal communication link.

9. The vehicle-side network detection method according to claim 8, wherein after determining the target repair scenario corresponding to the network detection log from the repair scenario table according to the matching result, the method further comprises:

if the target repairing scheme corresponding to the network detection log does not exist in the repairing scheme table, the network detection log is sent to the server side, so that the server side inputs the network detection log into a preset reason analysis model to obtain a cloud repairing scheme corresponding to the network detection log, and feeds back the cloud repairing scheme, wherein the reason analysis model is obtained by training a preset neural network model through a history log sample with a repairing scheme label;

and executing the cloud repair scheme, and adding the network detection log and the corresponding cloud repair scheme into the repair scheme table to update the repair scheme table.

10. A vehicle-end network detection system is characterized by comprising:

the system comprises an acquisition module, a processing module and a display module, wherein the acquisition module is used for acquiring a vehicle terminal, and the vehicle terminal comprises a communication control unit and a vehicle-mounted control unit, wherein the communication control unit is connected with the vehicle-mounted control unit through an internal communication link;

the first detection module is used for establishing an external communication link between the communication control unit and a preset server by using the communication control unit so as to determine a first detection state corresponding to the external communication link, and accessing the vehicle-mounted control unit by using the communication control unit so as to determine a second detection state corresponding to the internal communication link;

the second detection module is used for accessing the server side by using the vehicle-mounted control unit so as to determine a third detection state between the vehicle-mounted control unit and the server side;

and the generating module is used for generating a network detection log according to at least one of the first detection state, the second detection state and the third detection state.

11. An electronic device, comprising: a processor and a memory;

the memory is used for storing a computer program, and the processor is used for executing the computer program stored in the memory so as to enable the electronic equipment to execute the vehicle-end network detection method according to any one of claims 1 to 9.

12. A computer-readable storage medium having stored thereon a computer program, characterized in that:

the computer program, when executed by a processor, implements the vehicle-end network detection method of any one of claims 1 to 9.

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