CN114070876B - Vehicle positioning management method - Google Patents
Vehicle positioning management method Download PDFInfo
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- CN114070876B CN114070876B CN202111357781.6A CN202111357781A CN114070876B CN 114070876 B CN114070876 B CN 114070876B CN 202111357781 A CN202111357781 A CN 202111357781A CN 114070876 B CN114070876 B CN 114070876B
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- 238000007726 management method Methods 0.000 title claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000012795 verification Methods 0.000 description 11
- 238000012546 transfer Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/163—In-band adaptation of TCP data exchange; In-band control procedures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a vehicle positioning management method, which comprises the following steps: establishing TCP long connection between a terminal and a server; collecting position information, recording information and state information through a terminal; constructing a communication protocol message according to the position information, the recording information and the state information, wherein the communication protocol message comprises a message corresponding to the position information, the recording information and the state information; transmitting the communication protocol message to a server and storing the message, and acquiring the moving state of the terminal according to the position information, wherein the moving state is moving or not moving; when the moving state is moving or the server is inquired through the user side, the message corresponding to the position information, the recording information and the state information is sent to the user side. The invention can acquire the position information, the recording information and the state information in real time, and realizes the position tracking and the remote monitoring of the vehicle.
Description
Technical Field
The invention belongs to the field of vehicle positioning management, and particularly relates to a vehicle positioning management method.
Background
The vehicle positioning data is one of traffic basic data, and vehicle monitoring, navigation, safety auxiliary driving, automatic driving and the like in the research field of intelligent traffic systems all need support of the vehicle positioning data. The acquisition of the vehicle positioning data mainly depends on a Global Positioning System (GPS) and a Beidou satellite navigation system, and the vehicle positioning data is transmitted to a user through a communication protocol message after being processed by a special data decoding chip and a terminal. In the prior art, the hypertext transfer protocol (HyperText Transfer Protocol, HTTP) is often used to send messages, but the hypertext transfer protocol messages are long and belong to short connections, and cannot be transmitted in real time, so that real-time management of vehicle positioning is not possible.
Disclosure of Invention
Aiming at the defects in the prior art, the vehicle positioning management method provided by the invention solves the problems in the prior art.
In order to achieve the aim of the invention, the invention adopts the following technical scheme: a vehicle positioning management method, the vehicle is provided with a terminal, the terminal is connected with a server, the server is connected with a user terminal, the method comprises the following steps:
Establishing TCP long connection between a terminal and a server;
collecting position information, recording information and state information through a terminal;
Constructing a communication protocol message according to the position information, the recording information and the state information, wherein the communication protocol message comprises a message corresponding to the position information, the recording information and the state information;
Transmitting the communication protocol message to a server and storing the message, and acquiring the moving state of the terminal according to the position information, wherein the moving state is moving or not moving;
when the moving state is moving or the server is inquired through the user side, the message corresponding to the position information, the recording information and the state information is sent to the user side.
Further, the format of the communication protocol message is as follows: { Start bit field, command number field, check code field, sequence number field, body Length field, body field };
the start bit field comprises a plaintext field or an encrypted field; when the start bit comprises a plaintext field, the inclusion field is not encrypted; encrypting the body field when the start bit includes an encryption field;
the command number field comprises a data type field, and the data type field comprises a position information type, a recording information type or a state information type;
The check code field comprises a check result field, the check result field is complete data or incomplete data, the complete data represents that the communication protocol message comprises a serial number, a bag body length and a bag body, and the incomplete data represents that one or more data in the serial number, the bag body length and the bag body are missing;
The serial number field comprises the serial number of the communication protocol message, and the serial number of the communication protocol message is unique;
the bag body length field comprises the length of the bag body field;
the inclusion field includes location information, recording information, or status information.
Further, after the TCP long connection between the terminal and the server is established, the method further includes: and sending data to the server once through the terminal at fixed intervals, and maintaining the connection between the terminal and the server.
Further, the location information includes: longitude, latitude, altitude, and speed of the terminal.
Further, the recording information comprises at least one audio data, and each audio data corresponds to a serial number.
Further, the status information includes the power of the terminal and the signal strength.
Further, when the position information, the recording information and the state information are collected by the terminal, the method further comprises the following steps: the location information, the recording information, and the status information are associated with time.
Further, the transmitting the communication protocol message to the server and storing the communication protocol message, and obtaining the mobile state of the terminal according to the position information includes:
transmitting the communication protocol message to a server and storing;
and judging whether the change of the longitude, latitude, altitude or speed of the terminal reaches a set threshold value according to the position information, if so, judging that the moving state is moving, and if not, judging that the moving state is not moving.
Further, the transmitting the communication protocol message to the server and storing the communication protocol message includes: if the number of the communication protocol messages reaches the set threshold, the communication protocol messages are transmitted to a server and stored.
Further, when the mobile state is mobile or the mobile state is queried from the server through the user side, sending a message corresponding to the position information, the recording information and the state information to the user side, including:
When the moving state is moving, sending the messages corresponding to the position information, the recording information and the state information stored in the server to a user side, and visualizing the messages;
When the user terminal inquires the server, the server acquires the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment, the messages corresponding to the position information, the recording information and the state information stored in the server are sent to the user terminal, and the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment are sent to the user terminal.
The beneficial effects of the invention are as follows:
(1) The invention provides a vehicle positioning management method, which can acquire position information, recording information and state information in real time, and realizes position tracking and remote monitoring of a vehicle.
(2) When the position information, the recording information and the state information are acquired, the method and the device are associated with time, so that the internal state of the vehicle is monitored, the position information associated with time can form a vehicle track, and the track monitoring of the vehicle is realized.
(3) In the invention, the TCP long connection is established between the terminal and the server, and the terminal is communicated with the server at regular time, so that the connection between the terminal and the server is not disconnected, and the real-time monitoring of the vehicle can be realized.
Drawings
Fig. 1 is a flowchart of a vehicle positioning management method according to an embodiment of the present application.
Fig. 2 is a block diagram of a vehicle positioning management system according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and all the inventions which make use of the inventive concept are protected by the spirit and scope of the present invention as defined and defined in the appended claims to those skilled in the art.
Embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a vehicle positioning management method, in which a terminal is disposed on a vehicle, the terminal is connected with a server, and the server is connected with a user terminal, includes:
A. A TCP (Transmission Control Protocol ) long connection of the terminal and the server is established.
And when the TCP long connection between the terminal and the server is established, a heartbeat packet can be sent to the server through the terminal at regular time, so that sustainable communication between the terminal and the server is maintained. Meanwhile, judging whether the terminal equipment exceeds a set time threshold value and does not send a heartbeat packet through the server, if yes, considering that the terminal is offline, disconnecting the terminal through the server, and otherwise, continuing communication. The heartbeat packet may be a data packet, for example, the data packet includes presence information, and after the data packet is sent to the server, it may be determined that the terminal sending the data packet is online, so as to maintain a connection between the server and the terminal.
B. and collecting position information, recording information and state information through the terminal.
The location information may be data related to the location of the terminal, and the data related to the location of the terminal may be one or more. For example, the data related to the location of the terminal may be latitude and longitude data, speed data, altitude data, and the like.
C. And constructing a communication protocol message according to the position information, the recording information and the state information, wherein the communication protocol message comprises a message corresponding to the position information, the recording information and the state information.
Each communication protocol message includes only one type of information, for example, the communication protocol message includes only location information, recording information, or status information.
D. And transmitting the communication protocol message to a server and storing the communication protocol message, and acquiring the moving state of the terminal according to the position information, wherein the moving state is moving or not moving.
If the location information includes latitude and longitude data and speed data, the moving state of the terminal can be acquired by: when the longitude and latitude data change, the moving state is judged to be moving, or when the speed data change, the moving state is judged to be not moving.
E. When the moving state is moving or the server is inquired through the user side, the message corresponding to the position information, the recording information and the state information is sent to the user side, and the position information, the recording information and the state information are visualized.
When the moving state is moving or the user side inquires the server, the server can acquire the position information, the recording information and the state information of the terminal at the moment, and the position information, the recording information and the state information in a period of time before the moment are sent to the user side.
When the user side inquires the server, one or more of the position information, the recording information and the state information can be inquired, and the corresponding information is sent to the user side through the server. Visualization refers to visualizing position information, recording information, and status information.
In one possible implementation manner, the format of the communication protocol packet is: { Start bit field (f 1), command number field (1 byte), check code field (2 byte), sequence number field (2 byte), body length field (2 byte), body field }.
Where f1 indicates that the start bit field is a plaintext field and byte indicates a byte.
Optionally, the format of the communication protocol message is as follows: { Start bit field (f 2), command number field (1 byte), check code field (2 byte), sequence number field (2 byte), body length field (2 byte), body field }. Where f2 indicates that the start bit field is an encrypted field.
The start bit field comprises a plaintext field or an encrypted field; when the start bit comprises a plaintext field, the inclusion field is not encrypted; when the start bit includes an encryption field, the inclusion field is encrypted.
The command number field includes a data type field including a location information type, a recording information type, or a status information type. The check code field comprises a check result field, the check result field is complete data or incomplete data, the complete data represents that the communication protocol message comprises a serial number, a bag body length and a bag body, and the incomplete data represents that one or more data in the serial number, the bag body length and the bag body are missing. The sequence number field comprises a sequence number of a communication protocol message, and the sequence number of the communication protocol message is unique. The weld length field includes a weld length. The inclusion field includes location information, recording information, or status information.
In one possible implementation manner, after the TCP long connection between the terminal and the server is established, the method further includes: and sending data to the server once through the terminal at fixed intervals, and maintaining the connection between the terminal and the server.
When the TCP long connection between the terminal and the server is established, a login verification request is sent to the server through the terminal, and only the terminal with successful login verification can establish the TCP long connection with the server, and the subsequent steps are carried out, so that the safety of data transmission is ensured, and illegal equipment invasion is avoided.
Optionally, each terminal corresponds to a number, and the corresponding terminal number and verification information are stored in the server. The terminal can be logged in and verified through the terminal number and verification information, specifically: and sending a login verification request to a server through the terminal, wherein the login verification request comprises the terminal number and verification information of the terminal, then matching the login verification request through the server, and judging that the login verification is successful if the terminal number and the verification information corresponding to the login verification request exist.
In one possible implementation, the location information includes: longitude, latitude, altitude, and speed of the terminal.
In this embodiment, the location information may further include: the number of satellites connected with the terminal, the heading of the terminal, the base station data that the terminal can scan, and the WIFI (wireless network) data that the terminal can scan.
When the number of satellites connected with the terminal, the heading of the terminal, the base station data which can be scanned by the terminal and the WIFI data which can be scanned by the terminal are monitored to change, the terminal can be considered to be moved.
In one possible implementation, the recording information includes at least one audio data, and each audio data corresponds to a serial number.
The size of each audio data does not exceed a set threshold, when the size exceeds the threshold, the audio data is divided into a plurality of sub audio data smaller than the set threshold, and a serial number is allocated to each sub audio data.
In one possible implementation, the status information includes a power of the terminal and a signal strength.
Optionally, data can be transmitted between the terminal and the server through the 4G network, so that the signal strength indicates the strength of the 4G signal, and the electric quantity of the terminal indicates the residual electric quantity percentage of the battery of the terminal. The power threshold and the signal threshold may be set, and when the power is less than the power threshold or when the signal strength is less than the signal threshold, alarm information may be generated and transmitted to the server. When the state information is queried through the user side, the alarm information and the state information are fed back to the user side together.
In a possible implementation manner, when the terminal collects the position information, the recording information and the state information, the method further includes: the location information, the recording information, and the status information are associated with time.
In one possible embodiment, the step D includes:
And transmitting the communication protocol message to a server and storing the communication protocol message.
And judging whether the change of the longitude, latitude, altitude or speed of the terminal reaches a set threshold value according to the position information, if so, judging that the moving state is moving, and if not, judging that the moving state is not moving.
In one possible implementation manner, the transmitting and storing the communication protocol message to the server includes: if the number of the communication protocol messages reaches the set threshold, the communication protocol messages are transmitted to a server and stored.
In one possible embodiment, the step E includes:
when the moving state is moving, the message corresponding to the position information, the recording information and the state information stored in the server is sent to the user side, and is visualized.
When the user side inquires the server, the server acquires the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment, the messages corresponding to the position information, the recording information and the state information stored in the server are sent to the user side, and the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment are sent to the user side and visualized.
The invention provides a vehicle positioning management method, which can acquire position information, recording information and state information in real time, and realizes position tracking and remote monitoring of a vehicle. When the position information, the recording information and the state information are acquired, the method and the device are associated with time, so that the internal state of the vehicle is monitored, the position information associated with time can form a vehicle track, and the track monitoring of the vehicle is realized. In the invention, the TCP long connection is established between the terminal and the server, and the terminal is communicated with the server at regular time, so that the connection between the terminal and the server is not disconnected, and the real-time monitoring of the vehicle can be realized.
As shown in fig. 2, in the present embodiment, there is provided a vehicle positioning management system including: the system comprises a terminal, a server and a user terminal, wherein the terminal is arranged on a vehicle, and the terminal and the user terminal are both in communication connection with the server.
In one possible implementation, the terminal is configured to collect location information, recording information, and status information, construct a communication protocol packet according to the location information, the recording information, and the status information, and transmit the communication protocol packet to the server. The location information includes: longitude, latitude, altitude, and speed of the terminal. The recording information comprises at least one audio data, and each audio data corresponds to a serial number. The status information includes the power of the terminal and the signal strength. When the position information, the recording information and the state information are collected, the position information, the recording information and the state information are associated with time.
Optionally, the format of the communication protocol message is as follows: { Start bit field, command number field, check code field, sequence number field, body Length field, body field }; the start bit field comprises a plaintext field or an encrypted field; when the start bit comprises a plaintext field, the inclusion field is not encrypted; encrypting the body field when the start bit includes an encryption field; the command number field comprises a data type field, and the data type field comprises a position information type, a recording information type or a state information type; the check code field comprises a check result field, the check result field is complete data or incomplete data, the complete data represents that the communication protocol message comprises a serial number, a bag body length and a bag body, and the incomplete data represents that one or more data in the serial number, the bag body length and the bag body are missing; the serial number field comprises the serial number of the communication protocol message, and the serial number of the communication protocol message is unique; the bag body length field comprises the length of the bag body field; the inclusion field includes location information, recording information, or status information.
In one possible implementation manner, the server is configured to receive and store a message corresponding to the location information, the recording information and the status information, and obtain a movement status of the terminal according to the location information, and when the terminal moves, send the message corresponding to the location information, the recording information and the status information stored in the server to the user side, and visualize the message; the moving state is moving or not moving.
The server is further configured to receive a query request from the user terminal, obtain a message corresponding to the position information, the recording information and the status information of the terminal at the current time according to the query request, send the message corresponding to the position information, the recording information and the status information stored in the server to the user terminal, send the message corresponding to the position information, the recording information and the status information of the terminal at the current time to the user terminal, and visualize the message.
Optionally, the mobile state of the terminal is obtained according to the location information specifically: and judging whether the change of the longitude, latitude, altitude or speed of the terminal reaches a set threshold value according to the position information, if so, judging that the moving state is moving, and if not, judging that the moving state is not moving.
In one possible implementation, the user side is configured to send a query request to the server and receive information fed back by the server.
Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the application following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the application pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It is to be understood that the application is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (9)
1. The vehicle positioning management method is characterized in that a terminal is arranged on the vehicle, the terminal is connected with a server, and the server is connected with a user side, and the vehicle positioning management method is characterized by comprising the following steps:
Establishing TCP long connection between a terminal and a server;
collecting position information, recording information and state information through a terminal;
Constructing a communication protocol message according to the position information, the recording information and the state information, wherein the communication protocol message comprises a message corresponding to the position information, the recording information and the state information;
Transmitting the communication protocol message to a server and storing the message, and acquiring the moving state of the terminal according to the position information, wherein the moving state is moving or not moving;
When the moving state is moving or the server is inquired through the user side, sending the messages corresponding to the position information, the recording information and the state information to the user side;
the format of the communication protocol message is as follows: { Start bit field, command number field, check code field, sequence number field, body Length field, body field };
the start bit field comprises a plaintext field or an encrypted field; when the start bit comprises a plaintext field, the inclusion field is not encrypted; encrypting the body field when the start bit includes an encryption field;
the command number field comprises a data type field, and the data type field comprises a position information type, a recording information type or a state information type;
The check code field comprises a check result field, the check result field is complete data or incomplete data, the complete data represents that the communication protocol message comprises a serial number, a bag body length and a bag body, and the incomplete data represents that one or more data in the serial number, the bag body length and the bag body are missing;
The serial number field comprises the serial number of the communication protocol message, and the serial number of the communication protocol message is unique;
the bag body length field comprises the length of the bag body field;
the inclusion field includes location information, recording information, or status information.
2. The vehicle positioning management method according to claim 1, wherein after the TCP long connection between the terminal and the server is established, further comprising: and sending data to the server once through the terminal at fixed intervals, and maintaining the connection between the terminal and the server.
3. The vehicle positioning management method according to claim 1, characterized in that the position information includes: longitude, latitude, altitude, and speed of the terminal.
4. The vehicle positioning management method according to claim 1, wherein the recording information includes at least one audio data, and each audio data corresponds to a serial number.
5. The vehicle positioning management method according to claim 1, wherein the status information includes an amount of power of the terminal and a signal strength.
6. The vehicle positioning management method according to claim 1, wherein when the position information, the recording information, and the status information are collected by the terminal, further comprising: the location information, the recording information, and the status information are associated with time.
7. The vehicle positioning management method according to claim 3, wherein the transmitting the communication protocol message to the server and storing the communication protocol message, and acquiring the movement state of the terminal according to the position information, comprises:
transmitting the communication protocol message to a server and storing;
and judging whether the change of the longitude, latitude, altitude or speed of the terminal reaches a set threshold value according to the position information, if so, judging that the moving state is moving, and if not, judging that the moving state is not moving.
8. The vehicle positioning management method according to claim 7, wherein the transmitting and storing the communication protocol message to the server includes: if the number of the communication protocol messages reaches the set threshold, the communication protocol messages are transmitted to a server and stored.
9. The method for vehicle positioning management according to claim 1, wherein when the moving state is moving or the server is queried by the user side, sending a message corresponding to the position information, the recording information and the state information to the user side includes:
When the moving state is moving, sending the messages corresponding to the position information, the recording information and the state information stored in the server to a user side, and visualizing the messages;
When the user terminal inquires the server, the server acquires the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment, the messages corresponding to the position information, the recording information and the state information stored in the server are sent to the user terminal, and the messages corresponding to the position information, the recording information and the state information of the terminal at the current moment are sent to the user terminal.
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| WO2021129262A1 (en) * | 2019-12-26 | 2021-07-01 | 思必驰科技股份有限公司 | Server-side processing method and server for actively initiating conversation, and voice interaction system capable of actively initiating conversation |
| CN111224864A (en) * | 2020-01-14 | 2020-06-02 | 平安国际智慧城市科技股份有限公司 | Message transmission method and device, computer equipment and storage medium |
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