CN111368326A - Vehicle data processing method and device, electronic equipment and storage medium - Google Patents
Vehicle data processing method and device, electronic equipment and storage medium Download PDFInfo
- Publication number
- CN111368326A CN111368326A CN202010116174.XA CN202010116174A CN111368326A CN 111368326 A CN111368326 A CN 111368326A CN 202010116174 A CN202010116174 A CN 202010116174A CN 111368326 A CN111368326 A CN 111368326A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- data
- block chain
- transaction request
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/0098—Details of control systems ensuring comfort, safety or stability not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
- B60W50/0205—Diagnosing or detecting failures; Failure detection models
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
Abstract
The embodiment of the application discloses a vehicle data processing method and device, electronic equipment and a storage medium, and relates to the technical field of block chains. The specific implementation scheme is as follows: collecting vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle; generating an uplink transaction request according to the vehicle driving data; and sending the uplink transaction request to a block chain network to instruct the block chain network to process the uplink transaction request. According to the embodiment of the application, in the operation process of the automatic driving vehicle, the automatic driving instruction and/or the vehicle fault diagnosis information of the vehicle are stored through the block chain network, so that once the vehicle has an accident, the automatic driving instruction and/or the fault diagnosis information of the accident vehicle can be restored through data storage on the chain, and accordingly accident responsibility determination is assisted.
Description
Technical Field
The embodiment of the application relates to the technical field of computers, in particular to the technical field of automatic driving and the technical field of block chains, and specifically relates to a vehicle data processing method and device based on a block chain network, an electronic device and a storage medium.
Background
At present, the automatic driving technology is developed very rapidly, and many high-end vehicle models in the market are provided with automatic driving assistance systems of L3 or even L4 level.
However, the automatic driving assistance system is not 100% reliable, and thus a user sometimes has news reports of car accidents during the use of the automatic driving assistance system. Once a car accident occurs, whether the automatic driving assistance system makes wrong driving behaviors or the driver neglects the driver, the difficulty in obtaining evidence exists, and the difficulty in clearing responsible parties exists.
Disclosure of Invention
The embodiment of the application discloses a vehicle data processing method, a device, electronic equipment and a storage medium based on a block chain network, which can ensure that automatic driving vehicle accident responsibility determination can be based.
In a first aspect, an embodiment of the present application discloses a vehicle data processing method based on a blockchain network, which is executed by an autonomous vehicle, and includes:
collecting vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle;
generating an uplink transaction request according to the vehicle driving data;
and sending the uplink transaction request to a block chain network to instruct the block chain network to process the uplink transaction request.
One embodiment in the above application has the following advantages or benefits: in the running process of the automatic driving vehicle, the automatic driving instruction and/or the vehicle fault diagnosis information of the vehicle are/is stored through the block chain network, so that once the vehicle has an accident, the automatic driving instruction and/or the fault diagnosis information of the accident vehicle can be restored through the data storage certificate on the chain, and the accident responsibility determination is assisted.
In addition, the data processing method based on the intelligent contract according to the above embodiment of the present application may further have the following additional technical features:
optionally, in the operation process of the automatic driving vehicle, the collecting of the vehicle driving data includes at least one of the following:
collecting fault diagnosis information of a vehicle when the vehicle starts to drive;
collecting an automatic driving instruction and fault diagnosis information of a vehicle in the driving process of the vehicle;
when the driving of the vehicle is finished, the fault diagnosis information of the vehicle is collected.
Optionally, when the vehicle starts to drive, at least one of self-checking state data, driving system version data and local timestamp of the vehicle is further acquired;
in the driving process of the vehicle, local timestamps of the vehicle are also collected;
at the end of the vehicle drive, mileage data and/or local timestamps for the vehicle are also collected.
One embodiment in the above application has the following advantages or benefits: in the running process of the vehicle, the automatic driving instruction, the fault diagnosis information, the self-checking state data, the driving system version data, the mileage data and the local timestamp of the vehicle are stored through the block chain network, and the authenticity of the data can be ensured, so that the data can be used as a liability assignment basis in the vehicle accident, and the problem that the liability assignment of the vehicle accident is difficult and can be relied on is solved.
Optionally, generating an uplink transaction request according to the vehicle driving data includes:
acquiring a local block chain account key from local encryption hardware;
signing the vehicle driving data by adopting the local block chain account number key to obtain a vehicle driving data signature;
generating a UpLink transaction request including the vehicle driving data signature.
One embodiment in the above application has the following advantages or benefits: the block chain account number key of the automatic driving vehicle is stored through the encryption hardware of the automatic driving vehicle, so that the block chain account number key can be prevented from being tampered or leaked, and the safety of the block chain account number key can be improved.
Optionally, generating an uplink transaction request according to the vehicle driving data includes:
determining summary information of the vehicle driving data;
sending the vehicle driving data to a cloud server to instruct the cloud server to store the vehicle driving data;
and generating an uplink transaction request according to the summary information of the vehicle driving data, so as to write the summary information of the vehicle driving data into a block chain as transaction data.
One embodiment in the above application has the following advantages or benefits: through with vehicle driving data storage in high in the clouds server, with the abstract information cochain storage of vehicle driving data, can reduce the memory pressure of block chain network.
In a second aspect, an embodiment of the present application discloses a vehicle data processing method based on a blockchain network, which is executed by a node in the blockchain network, and the method includes:
obtaining a winding up transaction request from an autonomous vehicle; the uplink transaction request is generated according to vehicle driving data collected in the running process of the automatic driving vehicle; the vehicle driving data at least comprises automatic driving instructions and/or fault diagnosis information of the vehicle;
and processing the uplink transaction request, and writing a processing result into a block chain as transaction data.
In a third aspect, an embodiment of the present application discloses a vehicle data processing device based on a block chain network, configured in an autonomous vehicle, the device including:
the data acquisition unit is used for acquiring vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle;
the request generating unit is used for generating an uplink transaction request according to the vehicle driving data;
a request sending unit, configured to send the uplink transaction request to a blockchain network to instruct the blockchain network to process the uplink transaction request.
In a fourth aspect, an embodiment of the present application discloses a vehicle data processing apparatus based on a blockchain network, configured in the blockchain network, the apparatus including:
a request acquisition unit for acquiring a winding transaction request from an autonomous vehicle; the uplink transaction request is generated according to vehicle driving data collected in the running process of the automatic driving vehicle; the vehicle driving data at least comprises automatic driving instructions and/or fault diagnosis information of the vehicle;
and the request processing unit is used for processing the uplink transaction request and writing a processing result into the block chain as transaction data.
In a fifth aspect, an embodiment of the present application provides an electronic device, including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform a method for blockchain network based vehicle data processing according to any of the embodiments of the present application.
In a sixth aspect, embodiments of the present application provide a non-transitory computer-readable storage medium storing computer instructions for causing a computer to execute a method for processing vehicle data based on a blockchain network according to any of the embodiments of the present application.
Other effects of the above-described alternative will be described below with reference to specific embodiments.
Drawings
The drawings are included to provide a better understanding of the present solution and are not intended to limit the present application. Wherein:
fig. 1 is a flowchart of a block chain network-based vehicle data processing method according to a first embodiment of the present application;
FIG. 2 is a schematic diagram of the interaction between a blockchain network and an autonomous vehicle according to a first embodiment of the present application;
FIG. 3 is a flow chart of a method of block chain network based vehicle data processing according to a second embodiment of the present application;
fig. 4 is a flowchart of a block chain network-based vehicle data processing method according to a third embodiment of the present application;
fig. 5 is a block diagram of a block chain network-based vehicle data processing apparatus according to a fourth embodiment of the present application;
fig. 6 is a block diagram of a block chain network-based vehicle data processing apparatus according to a fifth embodiment of the present application;
fig. 7 is a block diagram of an electronic device for implementing the method for processing vehicle data based on a blockchain network according to the embodiment of the present application.
Detailed Description
The following description of the exemplary embodiments of the present application, taken in conjunction with the accompanying drawings, includes various details of the embodiments of the application for the understanding of the same, which are to be considered exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present application. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
First embodiment
Fig. 1 is a flowchart of a block chain network-based vehicle data processing method according to a first embodiment of the present application; fig. 2 is an interaction diagram between a blockchain network and an autonomous vehicle according to a first embodiment of the present disclosure, where the autonomous vehicle is adapted to link and store vehicle driving data so that the vehicle driving data passing evidence can be taken as a basis for determining responsibility when an accident occurs in the vehicle, and the method can be executed by a blockchain network-based vehicle data processing device configured in the autonomous vehicle, and the device is implemented in a software and/or hardware manner. With reference to fig. 1 and 2, the method specifically includes the following steps:
s110, collecting vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle.
Referring to fig. 2, the autonomous vehicle serves as a node in the blockchain network, has its own blockchain account number, and stores its own blockchain key. The method comprises the steps of collecting vehicle driving data in the vehicle running process, and initiating a chain object request according to the collected vehicle driving data.
To reduce vehicle storage pressure, the autonomous vehicle may be a lightweight node in a blockchain network. The lightweight nodes are similar to the full nodes, and are deployed with deployment data of the blockchain, such as an intelligent contract, a consensus mechanism and the like, so that the lightweight nodes can participate in the transaction request interaction process of the blockchain, but do not store all blockchain data. When the lightweight node needs to inquire the transaction data in the block, the transaction data can be acquired from other nodes in real time and verified in a set mode.
In this embodiment, the automatic driving instruction of the vehicle may be a control instruction output by a control module in the automatic driving vehicle by using different control algorithms based on the output path of the local decision planning module and the state of the vehicle body, such as steering control, braking control, and the like. It should be noted that the vehicle driving data may also include driving behavior record data of other modules such as a local decision planning module, a perception module, an environment modeling module, and a time synchronization module in the autonomous vehicle.
In the embodiment of the application, the fault diagnosis information refers to fault diagnosis information of software and hardware of the vehicle, and if the vehicle has a fault, the fault diagnosis information can be a corresponding fault code; the fault diagnosis information may be null information if the vehicle has no fault.
And S120, generating an uplink transaction request according to the vehicle driving data.
Specifically, a uplink transaction request including vehicle driving data may be generated to write the vehicle driving data to the blockchain. Or the vehicle driving data can be processed, and the processing result of the vehicle driving data can be written into the block chain.
Optionally, S120 includes:
A. determining summary information of the vehicle driving data;
specifically, the summary information of the vehicle driving data may be determined based on a summary algorithm, such as a hash algorithm.
B. Sending the vehicle driving data to a cloud server to instruct the cloud server to store the vehicle driving data;
C. and generating an uplink transaction request according to the summary information of the vehicle driving data, so as to write the summary information of the vehicle driving data into a block chain as transaction data.
The vehicle driving data are stored through the cloud server, and the block chain network is used for chain loading and evidence storage of the abstract of the vehicle driving data, so that the data volume needing to be stored by the block chain can be reduced, and the storage pressure of the block chain is reduced. Moreover, the vehicle driving data in the cloud server can be verified through the abstract information in the block chain, and the reliability of the vehicle driving data in the cloud service is improved.
S130, sending the uplink transaction request to a blockchain network to instruct the blockchain network to process the uplink transaction request.
In the embodiment of the application, the automatic driving vehicle initiates a uplink transaction request to the blockchain network according to the vehicle driving data based on the key of the account of the automatic driving vehicle. And the block chain network responds to the uplink transaction request, processes the vehicle driving data and links the processing result into a chain certificate.
According to the technical scheme, in the operation process of the automatic driving vehicle, the vehicle driving data are stored through the block chain network, so that once the vehicle has an accident, the automatic driving instruction and/or fault diagnosis information of the accident vehicle can be restored through the data storage on the chain, the accident responsibility determination is assisted, and the difficult problem that the accident responsibility determination is difficult and can be relied on is solved. And the vehicle driving data are stored through the cloud server, and the abstract information of the vehicle driving data is stored through the block chain network, so that the storage pressure of the block chain can be reduced, and the reliability of the vehicle driving data can be guaranteed.
Second embodiment
Fig. 3 is a flowchart of a vehicle data processing method based on a blockchain network according to a second embodiment of the present application, and this embodiment further explains a vehicle driving data evidence storing process based on the first embodiment. Referring to fig. 3, the method specifically includes the following steps:
and S210, collecting the fault diagnosis information of the vehicle when the vehicle starts to drive.
Specifically, the failure diagnosis information of the vehicle is collected at the start of the automatic driving, that is, at the start of the vehicle. If the vehicle has a fault, the fault diagnosis information can be a corresponding fault code; the fault diagnosis information may be null information if the vehicle has no fault.
In the embodiment of the present application, at the start of driving of the vehicle, in addition to the collection of the fault diagnosis information, at least one of the self-inspection state data, the driving system version data, and the local time stamp of the vehicle may be collected.
And when the vehicle is started, software and hardware self-checking is carried out, and the self-checking result is self-checking state data. The driving system is continuously updated in an iterative mode, and when the vehicle is started, version data of the driving system can be collected. The local timestamp refers to a timestamp based on a vehicle clock.
And S220, acquiring an automatic driving instruction and fault diagnosis information of the vehicle in the driving process of the vehicle.
Specifically, in the vehicle driving process, if the automatic driving assistance system intervenes in the driving behavior, the current automatic driving instruction and the fault diagnosis information are acquired.
Optionally, during vehicle driving, a local timestamp is also collected.
And S230, collecting the fault diagnosis information of the vehicle when the driving of the vehicle is finished.
Specifically, the fault diagnosis information of the vehicle is collected when the driving of the vehicle is finished, that is, when the engine of the vehicle is turned off.
In the embodiment of the application, at the end of the driving of the vehicle, mileage data and/or a local timestamp of the vehicle can also be collected.
It should be noted that at least one item of S210 to S230 may be included in the embodiment of the present application, for example, only vehicle driving data in the vehicle driving process is collected.
And S240, generating a cochain transaction request according to the collected vehicle driving data.
The collected vehicle driving data refers to the vehicle data collected in S210-S230.
In the embodiment of the present application, S240 may include: acquiring a local block chain account key from local encryption hardware; signing the vehicle driving data by adopting the local block chain account number key to obtain a vehicle driving data signature; generating a UpLink transaction request including the vehicle driving data signature.
In an embodiment of the present application, an autonomous vehicle is provided with encryption hardware, such as HSM (hardware security Module) encryption hardware, for storing a blockchain account key of the vehicle, and in particular, storing a blockchain private key of the vehicle. The encryption hardware is used as the hardware black box storage area blockchain key, so that the blockchain key can be prevented from being tampered, leaked or cracked, and the safety of the blockchain key is improved.
S250, sending the uplink transaction request to a blockchain network to instruct the blockchain network to process the uplink transaction request.
According to the technical scheme, in the running process of the vehicle, the automatic driving instruction, the fault diagnosis information, the self-checking state data, the driving system version data, the mileage data and the local timestamp of the vehicle are stored through the block chain network, the authenticity of the data can be guaranteed, and therefore the data can be used as a liability determination basis when the vehicle accident happens, and the problems that the liability determination of the vehicle accident is difficult and the vehicle accident cannot be determined according to the liability determination are solved. Moreover, the block chain account key of the automatic driving vehicle is stored through the encryption hardware of the automatic driving vehicle, so that the block chain account key can be prevented from being tampered or leaked, and the safety of the block chain account key can be improved.
Third embodiment
Fig. 4 is a flowchart of a method for processing vehicle data based on a blockchain network according to a third embodiment of the present invention, where the method is applicable to a case where an autonomous vehicle stores vehicle driving data in a linked manner, so that the vehicle driving data passing evidence can be used as a basis for determining responsibility when an accident occurs in the vehicle, and the method can be executed by a vehicle data processing device based on a blockchain network, which is configured in a blockchain node and is implemented in a software and/or hardware manner. Referring to fig. 4, the method specifically includes the following steps:
s310, acquiring a uplink transaction request from the automatic driving vehicle.
In the embodiment of the application, the uplink transaction request is generated according to the collected vehicle driving data in the running process of the automatic driving vehicle; the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle.
S320, processing the uplink transaction request, and writing the processing result into a block chain as transaction data.
Specifically, if the uplink transaction request includes a vehicle driving data signature, the vehicle driving data signature is verified by using a block chain public key of the autonomous vehicle, and if the vehicle driving data signature passes the verification, the vehicle driving data is written into the block chain as transaction data. If the verification fails, the operation is stopped to reject the uplink transaction request.
Specifically, if the uplink transaction request includes the abstract information signature of the vehicle driving data, the abstract information signature is verified by using the block chain public key of the automatic driving vehicle, and if the signature passes, the abstract information of the vehicle driving data is written into the block chain as the transaction data.
According to the technical scheme of the embodiment, in the running process of the automatic driving vehicle, the vehicle driving data or the abstract information of the vehicle driving data is subjected to chain storage in response to a chain transmission transaction request initiated by the automatic driving vehicle. Therefore, once the vehicle has an accident, the automatic driving instruction and/or fault diagnosis information of the accident vehicle can be restored through the data storage certificate on the chain, so that the accident responsibility determination is assisted, and the difficult problem that the accident responsibility determination is difficult and cannot be based on the data is solved.
Optionally, writing the processing result as transaction data into the block chain, including:
acquiring a trusted timestamp from a time service center;
and taking the credible timestamp as the generation time of the block to which the processing result belongs so as to write the processing result into a block chain as transaction data.
In the embodiment of the application, when the block chain network packs the blocks, the reliable time acquired from the time service center is used as the block generation time, and compared with the case that the local timestamp of the block generation node is used as the block generation time, the block generation time can be prevented from being tampered, and the reliability of the block generation time is improved.
Optionally, the method further includes: and responding to a vehicle data query transaction request of the notarization supervising party, and querying a driving data processing result of the vehicle from the block chain so as to feed back the driving data processing result to the notarization supervising party.
In the embodiment of the present application, there are not only vehicle nodes but also notarization administrator nodes in the blockchain network, that is, the blockchain network is a federation chain or a public chain, rather than a private chain. Wherein, the notarization supervising party can be a judicial authority party or a third-party notarization institution party.
Specifically, when a vehicle accident needs to be customized, the notarization supervising party may initiate a vehicle data query transaction request, for example, the vehicle data query transaction request is initiated according to an account number and an accident time of the accident vehicle. The block chain network responds to the vehicle data query transaction request, and queries the vehicle driving data of the accident vehicle or the abstract information of the vehicle driving data from the block chain as the basis for determining responsibility.
Fourth embodiment
Fig. 5 is a block diagram of a vehicle data processing apparatus based on a blockchain network according to a fourth embodiment of the present application, where the present embodiment is applicable to a case where an autonomous vehicle links and stores vehicle driving data so that the vehicle driving data stored in the autonomous vehicle can be used as a basis for determining responsibility when an accident occurs in the vehicle, and the apparatus can implement the vehicle data processing method based on the blockchain network performed by the autonomous vehicle according to any embodiment of the present application. The apparatus 400 specifically includes the following:
the data acquisition unit 410 is used for acquiring vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle;
a request generating unit 420, configured to generate an uplink transaction request according to the vehicle driving data;
a request sending unit 430, configured to send the uplink transaction request to a block chain network to instruct the block chain network to process the uplink transaction request.
Optionally, the data acquisition unit 410 is specifically configured to at least one of:
collecting fault diagnosis information of a vehicle when the vehicle starts to drive;
collecting an automatic driving instruction and fault diagnosis information of a vehicle in the driving process of the vehicle;
when the driving of the vehicle is finished, the fault diagnosis information of the vehicle is collected.
Optionally, the data acquisition unit 410 is further configured to:
when the vehicle starts to drive, at least one item of self-checking state data, driving system version data and local timestamp of the vehicle is acquired;
in the driving process of the vehicle, local timestamps of the vehicle are also collected;
at the end of the vehicle drive, mileage data and/or local timestamps for the vehicle are also collected.
Optionally, the request generating unit 420 is specifically configured to:
acquiring a local block chain account key from local encryption hardware through a local data acquisition module;
signing the vehicle driving data by adopting the local block chain account number key to obtain a vehicle driving data signature;
generating a UpLink transaction request including the vehicle driving data signature.
Optionally, the request generating unit 420 is specifically configured to:
determining summary information of the vehicle driving data;
sending the vehicle driving data to a cloud server to instruct the cloud server to store the vehicle driving data;
and generating an uplink transaction request according to the summary information of the vehicle driving data, so as to write the summary information of the vehicle driving data into a block chain as transaction data.
According to the technical scheme, in the running process of the vehicle, the automatic driving instruction, the fault diagnosis information, the self-checking state data, the driving system version data, the mileage data and the local timestamp of the vehicle are stored through the block chain network, the authenticity of the data can be guaranteed, and therefore the data can be used as a liability determination basis when the vehicle accident happens, and the problems that the liability determination of the vehicle accident is difficult and the vehicle accident cannot be determined according to the liability determination are solved. Moreover, the block chain account key of the automatic driving vehicle is stored through the encryption hardware of the automatic driving vehicle, so that the block chain account key can be prevented from being tampered or leaked, and the safety of the block chain account key can be improved.
Fifth embodiment
Fig. 6 is a block chain network-based vehicle data processing apparatus according to a fourth embodiment of the present application, which is applicable to a case where an autonomous vehicle stores vehicle driving data in a chain manner, so that the vehicle driving data stored in the chain manner is taken as a basis for determining responsibility when an accident occurs in the vehicle. The apparatus 500 specifically includes the following:
a request acquisition unit 510 for acquiring a request for an uplink transaction from an autonomous vehicle; the uplink transaction request is generated according to vehicle driving data collected in the running process of the automatic driving vehicle; the vehicle driving data at least comprises automatic driving instructions and/or fault diagnosis information of the vehicle;
a request processing unit 520, configured to process the uplink transaction request and write a processing result as transaction data into a block chain.
Optionally, the request processing unit 520 is specifically configured to:
acquiring a trusted timestamp from a time service center;
and taking the credible timestamp as the generation time of the block to which the processing result belongs so as to write the processing result into a block chain as transaction data.
Optionally, the apparatus further comprises:
and the query unit is used for responding to a vehicle data query transaction request of the notarization supervising party, and querying a driving data processing result of the vehicle from the block chain so as to feed back the driving data processing result to the notarization supervising party.
According to the technical scheme, in the running process of the vehicle, the automatic driving instruction, the fault diagnosis information, the self-checking state data, the driving system version data, the mileage data and the local timestamp of the vehicle are stored through the block chain network, the authenticity of the data can be guaranteed, and therefore the data can be used as a liability determination basis when the vehicle accident happens, and the problems that the liability determination of the vehicle accident is difficult and the vehicle accident cannot be determined according to the liability determination are solved. Moreover, the block chain account key of the automatic driving vehicle is stored through the encryption hardware of the automatic driving vehicle, so that the block chain account key can be prevented from being tampered or leaked, and the safety of the block chain account key can be improved.
Sixth embodiment
According to an embodiment of the present application, an electronic device and a readable storage medium are also provided.
As shown in fig. 7, the block diagram is a block diagram of an electronic device according to an embodiment of the present application. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. The electronic device may also represent various forms of mobile devices, such as personal digital processing, cellular phones, smart phones, wearable devices, and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be examples only, and are not meant to limit implementations of the present application that are described and/or claimed herein.
As shown in fig. 7, the electronic apparatus includes: one or more processors 701, a memory 702, and interfaces for connecting the various components, including a high-speed interface and a low-speed interface. The various components are interconnected using different buses and may be mounted on a common motherboard or in other manners as desired. The processor may process instructions for execution within the electronic device, including instructions stored in or on the memory to display graphical information of a GUI on an external input/output apparatus (such as a display device coupled to the interface). In other embodiments, multiple processors and/or multiple buses may be used, along with multiple memories and multiple memories, as desired. Also, multiple electronic devices may be connected, with each device providing portions of the necessary operations (e.g., as a server array, a group of blade servers, or a multi-processor system). In fig. 7, one processor 701 is taken as an example.
The memory 702 is a non-transitory computer readable storage medium as provided herein. Wherein the memory stores instructions executable by at least one processor to cause the at least one processor to perform the method for blockchain network based vehicle data processing provided herein. The non-transitory computer readable storage medium of the present application stores computer instructions for causing a computer to perform the method of blockchain network-based vehicle data processing provided herein.
The memory 702 serves as a non-transitory computer readable storage medium, and may be used to store non-transitory software programs, non-transitory computer executable programs, and modules, such as program instructions/modules corresponding to the method for blockchain network-based vehicle data processing in the embodiment of the present application (for example, the data acquisition unit 410, the request generation unit 420, and the request transmission unit 430 shown in fig. 5; and the request acquisition unit 510 and the request processing unit 520 shown in fig. 6). The processor 701 executes various functional applications of the server and data processing, i.e., a method of block chain network-based vehicle data processing in the above-described method embodiments, by executing non-transitory software programs, instructions, and modules stored in the memory 702.
The memory 702 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created from use of the electronic device based on the block chain network-based vehicle data processing, and the like. Further, the memory 702 may include high speed random access memory, and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device. In some embodiments, the memory 702 may optionally include memory located remotely from the processor 701, which may be connected to the blockchain network based vehicle data processing electronics over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The electronic device of the method for vehicle data processing based on the blockchain network may further include: an input device 703 and an output device 704. The processor 701, the memory 702, the input device 703 and the output device 704 may be connected by a bus or other means, and fig. 7 illustrates an example of a connection by a bus.
The input device 703 may receive input numeric or character information and generate key signal inputs related to user settings and function control of the electronic device based on the blockchain network for vehicle data processing, such as a touch screen, a keypad, a mouse, a track pad, a touch pad, a pointing stick, one or more mouse buttons, a track ball, a joystick, and the like. The output devices 704 may include a display device, auxiliary lighting devices (e.g., LEDs), and tactile feedback devices (e.g., vibrating motors), among others. The display device may include, but is not limited to, a Liquid Crystal Display (LCD), a Light Emitting Diode (LED) display, and a plasma display. In some implementations, the display device can be a touch screen.
Various implementations of the systems and techniques described here can be realized in digital electronic circuitry, integrated circuitry, application specific ASICs (application specific integrated circuits), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs that are executable and/or interpretable on a programmable system including at least one programmable processor, which may be special or general purpose, receiving data and instructions from, and transmitting data and instructions to, a storage system, at least one input device, and at least one output device.
These computer programs (also known as programs, software applications, or code) include machine instructions for a programmable processor, and may be implemented using high-level procedural and/or object-oriented programming languages, and/or assembly/machine languages. As used herein, the terms "machine-readable medium" and "computer-readable medium" refer to any computer program product, apparatus, and/or device (e.g., magnetic discs, optical disks, memory, Programmable Logic Devices (PLDs)) used to provide machine instructions and/or data to a programmable processor, including a machine-readable medium that receives machine instructions as a machine-readable signal. The term "machine-readable signal" refers to any signal used to provide machine instructions and/or data to a programmable processor.
To provide for interaction with a user, the systems and techniques described here can be implemented on a computer having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) by which a user can provide input to the computer. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user can be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic, speech, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a back-end component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such back-end, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), Wide Area Networks (WANs), the internet, and blockchain networks.
The computer system may include clients and servers. A client and server are generally remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other.
According to the technical scheme of the embodiment of the application, in the running process of the vehicle, the automatic driving instruction, the fault diagnosis information, the self-checking state data, the driving system version data, the mileage data and the local timestamp of the vehicle are stored through the block chain network, the authenticity of the data can be guaranteed, and therefore the data can be used as a responsibility determination basis in the vehicle accident, and the problems that the responsibility determination of the vehicle accident is difficult and the data can be relied on are solved. Moreover, the block chain account key of the automatic driving vehicle is stored through the encryption hardware of the automatic driving vehicle, so that the block chain account key can be prevented from being tampered or leaked, and the safety of the block chain account key can be improved.
It should be understood that various forms of the flows shown above may be used, with steps reordered, added, or deleted. For example, the steps described in the present application may be executed in parallel, sequentially, or in different orders, and the present invention is not limited thereto as long as the desired results of the technical solutions disclosed in the present application can be achieved.
The above-described embodiments should not be construed as limiting the scope of the present application. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (12)
1. A method for processing vehicle data based on a blockchain network, the method being performed by an autonomous vehicle, the method comprising:
collecting vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle;
generating an uplink transaction request according to the vehicle driving data;
and sending the uplink transaction request to a block chain network to instruct the block chain network to process the uplink transaction request.
2. The method of claim 1, wherein collecting vehicle driving data during operation of the autonomous vehicle comprises at least one of:
collecting fault diagnosis information of a vehicle when the vehicle starts to drive;
collecting an automatic driving instruction and fault diagnosis information of a vehicle in the driving process of the vehicle;
when the driving of the vehicle is finished, the fault diagnosis information of the vehicle is collected.
3. The method of claim 2,
when the vehicle starts to drive, at least one item of self-checking state data, driving system version data and local timestamp of the vehicle is acquired;
in the driving process of the vehicle, local timestamps of the vehicle are also collected;
at the end of the vehicle drive, mileage data and/or local timestamps for the vehicle are also collected.
4. The method of claim 1, wherein generating a uplink transaction request based on the vehicle driving data comprises:
acquiring a local block chain account key from local encryption hardware;
signing the vehicle driving data by adopting the local block chain account number key to obtain a vehicle driving data signature;
generating a UpLink transaction request including the vehicle driving data signature.
5. The method of claim 1, wherein generating a uplink transaction request based on the vehicle driving data comprises:
determining summary information of the vehicle driving data;
sending the vehicle driving data to a cloud server to instruct the cloud server to store the vehicle driving data;
and generating an uplink transaction request according to the summary information of the vehicle driving data, so as to write the summary information of the vehicle driving data into a block chain as transaction data.
6. The vehicle data processing method based on the block chain network is characterized by being executed by a node in the block chain network, and comprises the following steps:
obtaining a winding up transaction request from an autonomous vehicle; the uplink transaction request is generated according to vehicle driving data collected in the running process of the automatic driving vehicle; the vehicle driving data at least comprises automatic driving instructions and/or fault diagnosis information of the vehicle;
and processing the uplink transaction request, and writing a processing result into a block chain as transaction data.
7. The method of claim 6, wherein writing the processing result as transaction data into the block chain comprises:
acquiring a trusted timestamp from a time service center;
and taking the credible timestamp as the generation time of the block to which the processing result belongs so as to write the processing result into a block chain as transaction data.
8. The method of claim 6, further comprising:
and responding to a vehicle data query transaction request of the notarization supervising party, and querying a driving data processing result of the vehicle from the block chain so as to feed back the driving data processing result to the notarization supervising party.
9. A block chain network-based vehicle data processing apparatus, configured in an autonomous vehicle, the apparatus comprising:
the data acquisition unit is used for acquiring vehicle driving data in the running process of the automatic driving vehicle; wherein the vehicle driving data includes at least an automatic driving instruction and/or failure diagnosis information of the vehicle;
the request generating unit is used for generating an uplink transaction request according to the vehicle driving data;
a request sending unit, configured to send the uplink transaction request to a blockchain network to instruct the blockchain network to process the uplink transaction request.
10. A block chain network-based vehicle data processing apparatus configured in a block chain network, the apparatus comprising:
a request acquisition unit for acquiring a winding transaction request from an autonomous vehicle; the uplink transaction request is generated according to vehicle driving data collected in the running process of the automatic driving vehicle; the vehicle driving data at least comprises automatic driving instructions and/or fault diagnosis information of the vehicle;
and the request processing unit is used for processing the uplink transaction request and writing a processing result into the block chain as transaction data.
11. An electronic device, characterized in that the electronic device comprises:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 1-8.
12. A non-transitory computer readable storage medium having stored thereon computer instructions for causing the computer to perform the method of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116174.XA CN111368326B (en) | 2020-02-25 | 2020-02-25 | Vehicle data processing method and device, electronic equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116174.XA CN111368326B (en) | 2020-02-25 | 2020-02-25 | Vehicle data processing method and device, electronic equipment and storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111368326A true CN111368326A (en) | 2020-07-03 |
| CN111368326B CN111368326B (en) | 2023-01-10 |
Family
ID=71206257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010116174.XA Active CN111368326B (en) | 2020-02-25 | 2020-02-25 | Vehicle data processing method and device, electronic equipment and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111368326B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811835A (en) * | 2020-07-14 | 2020-10-23 | 中国第一汽车股份有限公司 | Intelligent networked automobile open road test scene fault data automatic processing method |
| CN112487498A (en) * | 2020-12-16 | 2021-03-12 | 京东数科海益信息科技有限公司 | Traffic accident handling method, device and equipment based on block chain and storage medium |
| CN112863175A (en) * | 2020-12-31 | 2021-05-28 | 平安科技（深圳）有限公司 | Automobile road monitoring data processing method, device, equipment and storage medium |
| CN112905667A (en) * | 2021-03-08 | 2021-06-04 | 黑芝麻智能科技(上海)有限公司 | Unmanned information storage and playback method, device and storage medium |
| CN113610642A (en) * | 2021-08-05 | 2021-11-05 | 北京百度网讯科技有限公司 | Data processing method and device based on block chain and electronic equipment |
| CN113703339A (en) * | 2021-08-24 | 2021-11-26 | 北京京东乾石科技有限公司 | Automatic driving simulation method, device, equipment and storage medium |
| CN113947893A (en) * | 2021-09-03 | 2022-01-18 | 网络通信与安全紫金山实验室 | Method and system for restoring driving scene of automatic driving vehicle |
| CN114363072A (en) * | 2022-01-07 | 2022-04-15 | 苏州挚途科技有限公司 | Method, device and system for intrusion detection |
| CN114613100A (en) * | 2022-03-11 | 2022-06-10 | 北京悟空出行科技有限公司 | Driver state monitoring method, device and system, electronic equipment and storage medium |
| WO2023065245A1 (en) * | 2021-10-21 | 2023-04-27 | 京东方科技集团股份有限公司 | Data storage method and apparatus, electronic device, and computer readable storage medium |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130138267A1 (en) * | 2009-08-18 | 2013-05-30 | Gerald Hignite | Method and apparatus for providing probable cause relating to vehicle non-compliance |
| CN106114515A (en) * | 2016-06-29 | 2016-11-16 | 北京奇虎科技有限公司 | Car steering behavior based reminding method and system |
| CN107135661A (en) * | 2016-12-26 | 2017-09-05 | 深圳前海达闼云端智能科技有限公司 | Data processing method, device, system and information collecting device |
| WO2018026807A1 (en) * | 2016-08-02 | 2018-02-08 | Pcms Holdings, Inc. | Managing automotive vehicle premium lane access |
| US20180122237A1 (en) * | 2016-10-31 | 2018-05-03 | Veniam, Inc. | Systems and methods for tracking and fault detection, for example among autonomous vehicles, in a network of moving things |
| CN108171430A (en) * | 2017-12-29 | 2018-06-15 | 深圳市轱辘车联数据技术有限公司 | Data processing method, mobile unit and UBI analysis centers server |
| CN108573388A (en) * | 2018-05-08 | 2018-09-25 | 广州大学 | Information of vehicles processing system and method based on block chain |
| CN109660538A (en) * | 2018-12-20 | 2019-04-19 | 众安信息技术服务有限公司 | Vehicle communication method and device based on block chain |
| US20190126935A1 (en) * | 2014-09-22 | 2019-05-02 | Brian K. Phillips | Method and system for impaired driving detection, monitoring and accident prevention with driving habits |
| CN109741226A (en) * | 2018-12-29 | 2019-05-10 | 百度在线网络技术（北京）有限公司 | Traffic accident treatment method, apparatus, server and medium based on block chain |
| CN110047168A (en) * | 2019-04-15 | 2019-07-23 | 优信拍（北京）信息科技有限公司 | Management method, device, equipment and the system of information of vehicles |
| US20190235500A1 (en) * | 2018-01-31 | 2019-08-01 | Walmart Apollo, Llc | System and method for autonomous decision making, corrective action, and navigation in a dynamically changing world |
| CN110147409A (en) * | 2019-04-02 | 2019-08-20 | 爱驰汽车有限公司 | Method, equipment and the medium of battery information for enquiring vehicle |
| US20190370760A1 (en) * | 2018-06-05 | 2019-12-05 | International Business Machines Corporation | Blockchain and cryptocurrency for real-time vehicle accident management |
| CN110599697A (en) * | 2019-09-12 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Vehicle sharing method, device and equipment based on block chain and storage medium |
| US20200005559A1 (en) * | 2018-06-27 | 2020-01-02 | International Business Machines Corporation | Self-driving vehicle integrity management on a blockchain |
| CN110706371A (en) * | 2019-10-17 | 2020-01-17 | 腾讯科技（深圳）有限公司 | Block chain-based driving safety management method, system and storage medium |
-
2020
- 2020-02-25 CN CN202010116174.XA patent/CN111368326B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130138267A1 (en) * | 2009-08-18 | 2013-05-30 | Gerald Hignite | Method and apparatus for providing probable cause relating to vehicle non-compliance |
| US20190126935A1 (en) * | 2014-09-22 | 2019-05-02 | Brian K. Phillips | Method and system for impaired driving detection, monitoring and accident prevention with driving habits |
| CN106114515A (en) * | 2016-06-29 | 2016-11-16 | 北京奇虎科技有限公司 | Car steering behavior based reminding method and system |
| WO2018026807A1 (en) * | 2016-08-02 | 2018-02-08 | Pcms Holdings, Inc. | Managing automotive vehicle premium lane access |
| US20180122237A1 (en) * | 2016-10-31 | 2018-05-03 | Veniam, Inc. | Systems and methods for tracking and fault detection, for example among autonomous vehicles, in a network of moving things |
| CN107135661A (en) * | 2016-12-26 | 2017-09-05 | 深圳前海达闼云端智能科技有限公司 | Data processing method, device, system and information collecting device |
| CN108171430A (en) * | 2017-12-29 | 2018-06-15 | 深圳市轱辘车联数据技术有限公司 | Data processing method, mobile unit and UBI analysis centers server |
| US20190235500A1 (en) * | 2018-01-31 | 2019-08-01 | Walmart Apollo, Llc | System and method for autonomous decision making, corrective action, and navigation in a dynamically changing world |
| CN108573388A (en) * | 2018-05-08 | 2018-09-25 | 广州大学 | Information of vehicles processing system and method based on block chain |
| US20190370760A1 (en) * | 2018-06-05 | 2019-12-05 | International Business Machines Corporation | Blockchain and cryptocurrency for real-time vehicle accident management |
| US20200005559A1 (en) * | 2018-06-27 | 2020-01-02 | International Business Machines Corporation | Self-driving vehicle integrity management on a blockchain |
| CN109660538A (en) * | 2018-12-20 | 2019-04-19 | 众安信息技术服务有限公司 | Vehicle communication method and device based on block chain |
| CN109741226A (en) * | 2018-12-29 | 2019-05-10 | 百度在线网络技术（北京）有限公司 | Traffic accident treatment method, apparatus, server and medium based on block chain |
| CN110147409A (en) * | 2019-04-02 | 2019-08-20 | 爱驰汽车有限公司 | Method, equipment and the medium of battery information for enquiring vehicle |
| CN110047168A (en) * | 2019-04-15 | 2019-07-23 | 优信拍（北京）信息科技有限公司 | Management method, device, equipment and the system of information of vehicles |
| CN110599697A (en) * | 2019-09-12 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Vehicle sharing method, device and equipment based on block chain and storage medium |
| CN110706371A (en) * | 2019-10-17 | 2020-01-17 | 腾讯科技（深圳）有限公司 | Block chain-based driving safety management method, system and storage medium |
Non-Patent Citations (1)
| Title |
|---|
| 汤春明等: "基于BlockChain的车联网数据交换系统设计", 《天津工业大学学报》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811835A (en) * | 2020-07-14 | 2020-10-23 | 中国第一汽车股份有限公司 | Intelligent networked automobile open road test scene fault data automatic processing method |
| CN112487498A (en) * | 2020-12-16 | 2021-03-12 | 京东数科海益信息科技有限公司 | Traffic accident handling method, device and equipment based on block chain and storage medium |
| CN112863175A (en) * | 2020-12-31 | 2021-05-28 | 平安科技（深圳）有限公司 | Automobile road monitoring data processing method, device, equipment and storage medium |
| CN112863175B (en) * | 2020-12-31 | 2022-11-22 | 平安科技（深圳）有限公司 | Automobile road monitoring data processing method, device, equipment and storage medium |
| CN112905667A (en) * | 2021-03-08 | 2021-06-04 | 黑芝麻智能科技(上海)有限公司 | Unmanned information storage and playback method, device and storage medium |
| CN113610642A (en) * | 2021-08-05 | 2021-11-05 | 北京百度网讯科技有限公司 | Data processing method and device based on block chain and electronic equipment |
| CN113703339A (en) * | 2021-08-24 | 2021-11-26 | 北京京东乾石科技有限公司 | Automatic driving simulation method, device, equipment and storage medium |
| CN113947893A (en) * | 2021-09-03 | 2022-01-18 | 网络通信与安全紫金山实验室 | Method and system for restoring driving scene of automatic driving vehicle |
| WO2023065245A1 (en) * | 2021-10-21 | 2023-04-27 | 京东方科技集团股份有限公司 | Data storage method and apparatus, electronic device, and computer readable storage medium |
| CN114363072A (en) * | 2022-01-07 | 2022-04-15 | 苏州挚途科技有限公司 | Method, device and system for intrusion detection |
| CN114613100A (en) * | 2022-03-11 | 2022-06-10 | 北京悟空出行科技有限公司 | Driver state monitoring method, device and system, electronic equipment and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111368326B (en) | 2023-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111368326B (en) | Vehicle data processing method and device, electronic equipment and storage medium | |
| CN111769957B (en) | Block chain cross-chain query method, device, equipment and storage medium | |
| CN111930852B (en) | Data processing method, device and equipment based on block chain and storage medium | |
| CN111769958B (en) | Block chain cross-chain processing method, device, equipment and storage medium | |
| US9734343B2 (en) | Detection and prevention of sensitive information leaks | |
| US11750396B2 (en) | Private data processing method, device and medium | |
| CN111460429B (en) | Task processing method, device, equipment and medium based on trusted execution environment | |
| CN111277647B (en) | Block chain network member management method, device, equipment and medium | |
| CN111831420A (en) | Method and device for task scheduling, electronic equipment and computer-readable storage medium | |
| CN110995480B (en) | Block chain network deployment method, device, electronic equipment and medium | |
| CN111177107A (en) | File processing method, device, equipment and storage medium based on block chain | |
| CN112099845A (en) | Software version updating method, server, vehicle, and computer storage medium | |
| US11375376B2 (en) | Method, apparatus, device, and medium for verifying vehicle information | |
| CN110866740A (en) | Processing method and device for block chain transaction request, electronic equipment and medium | |
| CN111552934A (en) | Database access method and device | |
| US10372701B2 (en) | Transaction processor | |
| CN112511505A (en) | Authentication system, method, device, equipment and medium | |
| CN112069137A (en) | Method and device for generating information, electronic equipment and computer readable storage medium | |
| CN111698086A (en) | Method and device for data transmission | |
| CN111475572B (en) | Block generation method, device, equipment and medium | |
| CN110659184B (en) | Health state checking method, device and system | |
| CN111339571B (en) | Block chain key management method, device, equipment and storage medium | |
| CN113312362A (en) | Block chain data modification method, device, equipment and storage medium | |
| CN113379421A (en) | Block chain based information processing and block chain network composition method and device | |
| CN113467941A (en) | Method and device for sharing information |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |