CN111192371A - Highway charging method and system based on GNSS (Global navigation satellite System) equipment - Google Patents

Highway charging method and system based on GNSS (Global navigation satellite System) equipment Download PDF

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CN111192371A
CN111192371A CN201911292656.4A CN201911292656A CN111192371A CN 111192371 A CN111192371 A CN 111192371A CN 201911292656 A CN201911292656 A CN 201911292656A CN 111192371 A CN111192371 A CN 111192371A
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gnss
information
equipment
obu
highway
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CN111192371B (en
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徐宏强
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Beijing Watchdata Co ltd
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Beijing Watchdata Co ltd
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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42—Determining position
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
    • G07B15/063—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems using wireless information transmission between the vehicle and a fixed station

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Business, Economics & Management (AREA)
  • Finance (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Traffic Control Systems (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)

Abstract

The invention discloses a highway charging method and a highway charging system based on GNSS equipment, wherein the method comprises the following steps: s1, when the vehicle enters the entrance of the expressway, the entrance RSU activates the Bluetooth module of the OBU, and the GNSS equipment is started; s2, when the vehicle normally runs on the highway, the OBU randomly obtains the current GNSS information of the GNSS equipment, and uploads the current GNSS information to the charging background through the GNSS equipment after encryption; s3, when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the encrypted GNSS information is uploaded to a charging background through the GNSS equipment; and S4, when the vehicle runs out of the highway exit, the exit RSU acquires the information of the OBU and uploads the information to the charging background, the charging background acquires the data uploaded by the GNSS equipment according to the information of the OBU, and whether the GNSS equipment is credible or not is confirmed according to the data uploaded by the GNSS equipment. The charging center of the invention confirms the credibility of the GNSS device according to the data uploaded by the GNSS device, further confirms the credibility of the GNSS information of the GNSS device, and ensures the accuracy and the safety of charging.

Description

Highway charging method and system based on GNSS (Global navigation satellite System) equipment
Technical Field
The invention relates to the field of highway charging, in particular to a highway charging method and system based on GNSS equipment.
Background
The provincial toll station is cancelled, promotion of ETC is accelerated, and under the guidance of national policies, along with increase of preferential strength of an issuer, the installation rate of ETC vehicle-mounted equipment of a vehicle can be expected to reach 80% in 2019.
According to the general technical scheme for canceling highway provincial toll stations, the ETC vehicle toll collection mode is adjusted to free flow toll collection, the existing entrance/exit toll station is reserved, an ETC portal frame is built on the section along the highway inside a highway network, and the vehicles passing through are subjected to toll segmented charging through the ETC technology, so that the vehicles can pass through rapidly without stopping. The ETC portal is fixed, meaning that the toll collection point is fixed.
The GNSS information provides a more flexible charging scheme for solving the problem of fractional charging, which is better than the current charging scheme, but the application of GNSS information requires that the GNSS information used for charging is trusted. Whether the GNSS information is trusted has two meanings, namely whether the GNSS equipment is a Trusted Security Module (TSM) or not; secondly, whether the GNSS information received by the device is correct or not is mainly described below with reference to the first point. Currently, no matter the vehicle-mounted intelligent communication equipment or the portable intelligent communication equipment has the GNSS function, the vehicle-mounted intelligent communication equipment or the portable intelligent communication equipment can record path information, but how to confirm whether the GNSS information provided by the vehicle-mounted intelligent communication equipment is credible is a problem to be solved. The OBU is internally provided with a uniformly issued security module (ESAM), is a trusted device for an ETC manager, and does not have the function of GNSS; the vehicle-mounted intelligent communication device or the portable intelligent communication device generally has a GNSS function, but cannot be regarded as a trusted device for the ETC manager.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a highway charging method and system based on GNSS equipment, which can confirm the credibility of the GNSS equipment and ensure the accuracy and safety of charging.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a highway charging method based on GNSS equipment comprises the following steps:
(1) when a vehicle enters an entrance of a highway, the entrance RSU activates a Bluetooth module of the OBU, and the GNSS equipment is started;
(2) when the vehicle normally runs on the highway, the OBU randomly acquires the current GNSS information of the GNSS equipment, and uploads the current GNSS information to a charging background through the GNSS equipment after encryption;
(3) when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the encrypted GNSS information is uploaded to the charging background through the GNSS equipment;
(4) when the vehicle runs out of an exit of a highway, an exit RSU acquires the information of the OBU and uploads the information to the charging background, the charging background acquires the data uploaded by the GNSS equipment according to the information of the OBU, whether the GNSS equipment is credible or not is confirmed according to the data uploaded by the GNSS equipment, if yes, normal fee deduction is carried out, and if not, abnormal processing is carried out, and manual checking is carried out.
Further, the highway billing method as described above, step (1) includes:
when a vehicle enters an entrance of a highway, an entrance RSU sends a DSRC signal to activate a Bluetooth module of an OBU, the OBU communicates with GNSS equipment through the Bluetooth module, and the GNSS equipment starts application of obtaining GNSS information.
Further, the highway billing method as described above, wherein the step (2) comprises:
when the vehicle normally runs on the highway, the OBU acquires the current GNSS information of the GNSS equipment according to random time intervals, the current GNSS information is encrypted by using ESAM and then sent to the GNSS equipment, and the current GNSS information is uploaded to a charging background through the GNSS equipment.
Further, the highway billing method as described above, wherein the step (3) comprises:
when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the ESAM is used for sending the GNSS information of the ETC portal frame and the current GNSS information of the GNSS equipment to the GNSS equipment after being encrypted, so that the GNSS equipment uploads the information to the charging background.
Further, according to the highway billing method, the OBU encrypts the GNSS information of the ETC portal and the current GNSS information of the GNSS device using an ESAM and then sends the encrypted GNSS information to the GNSS device, and the method includes:
when the vehicle passes through the ETC portal, the OBU receives the random number downloaded by the ETC portal, and the random number is updated once every time the vehicle passes through one ETC portal;
the OBU generates a CRC value for the acquired GNSS information, and replaces the CRC value with the lowest two bytes of the random number;
the OBU encrypts the random number by using an encryption key of the ESAM to form an authentication code;
and the OBU encrypts the acquired GNSS information and the authentication code by using encryption operation and then sends the encrypted GNSS information and the authentication code to the GNSS equipment.
Further, in the highway billing method described above, in step (4), after the billing background confirms the following information according to the data uploaded by the GNSS device, it is confirmed that the GNSS device is authentic:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal;
the received GNSS information is encrypted by the OBU.
A GNSS device based highway billing system, the highway billing system comprising: the system comprises an entrance RSU, an ETC portal frame, an OBU and GNSS equipment in a vehicle, an exit RSU and a charging background;
the entrance RSU is used for activating a Bluetooth module of the OBU and starting the GNSS equipment when a vehicle enters the entrance of the expressway;
the OBU is used for randomly acquiring current GNSS information of the GNSS equipment when the vehicle normally runs on the highway, and uploading the current GNSS information to the charging background through the GNSS equipment after encryption;
the OBU is used for acquiring GNSS information of the ETC portal and current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal, and uploading the encrypted GNSS information to the charging background through the GNSS equipment;
the outlet RSU is used for acquiring the information of the OBU and uploading the information to the charging background when the vehicle drives out of the highway outlet;
the charging background is used for acquiring the data uploaded by the GNSS equipment according to the information of the OBU, confirming whether the GNSS equipment is credible according to the data uploaded by the GNSS equipment, and if so, carrying out normal fee deduction, and if not, carrying out abnormal processing and manual checking.
Further, as described above, in the highway billing system, the OBU is specifically configured to:
when the vehicle normally runs on the expressway, the current GNSS information of the GNSS equipment is acquired according to random time intervals, is encrypted by using ESAM and then is sent to the GNSS equipment, and is uploaded to a charging background through the GNSS equipment.
Further, as described above, in the highway billing system, the OBU is specifically configured to:
when the vehicle passes through the ETC portal, the GNSS information of the ETC portal and the current GNSS information of the GNSS equipment are obtained, ESAM is used for sending the GNSS information of the ETC portal and the current GNSS information of the GNSS equipment to the GNSS equipment after being encrypted, and the GNSS equipment is uploaded to the charging background.
Further, in the highway billing system, the billing background is configured to confirm that the GNSS device is authentic after confirming the following information according to the data uploaded by the GNSS device:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal;
the received GNSS information is encrypted by the OBU.
The invention has the beneficial effects that: according to the method and the system provided by the invention, the OBU in the vehicle acquires the GNSS information of the GNSS equipment in the vehicle according to a certain random time interval. When a vehicle passes through the ETC portal frame, the OBU simultaneously acquires GNSS information of the ETC portal frame and GNSS information of the GNSS equipment, the GNSS information is encrypted and then transmitted back to the GNSS equipment, the GNSS equipment is then transmitted to the charging center, the charging center confirms the credibility of the GNSS equipment according to data uploaded by the GNSS equipment, the credibility of the GNSS information of the GNSS equipment is further confirmed, charging errors caused by errors of the GNSS information are avoided, and the accuracy and the safety of charging are guaranteed.
Drawings
Fig. 1 is a schematic flowchart of a method for highway billing based on GNSS devices according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating operation of a vehicle entering a highway entrance provided in an embodiment of the present invention;
fig. 3 is a flowchart illustrating a normal operation of a vehicle on a highway according to an embodiment of the present invention;
FIG. 4 is a flow chart illustrating operation of a vehicle passing through an ETC portal in accordance with an embodiment of the present invention;
fig. 5 is a flowchart of the operation of the vehicle when exiting the exit of the expressway provided in the embodiment of the present invention;
fig. 6 is a schematic diagram illustrating a functional module composition of an intelligent communication device and an OBU provided in an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1, a highway charging method based on GNSS devices includes:
s1, when the vehicle enters the entrance of the expressway, the entrance RSU activates the Bluetooth module of the OBU, and the GNSS equipment is started;
step S1 includes:
when a vehicle enters an entrance of a highway, the entrance RSU sends a DSRC signal to activate a Bluetooth module of the OBU, the OBU communicates with GNSS equipment through the Bluetooth module, and the GNSS equipment starts application of obtaining GNSS information.
S2, when the vehicle normally runs on the highway, the OBU randomly obtains the current GNSS information of the GNSS equipment, and uploads the current GNSS information to the charging background through the GNSS equipment after encryption;
step S2 includes:
when the vehicle normally runs on the highway, the OBU acquires the current GNSS information of the GNSS equipment at random time intervals, uses ESAM to encrypt the current GNSS information and sends the current GNSS information to the GNSS equipment, and the current GNSS information is uploaded to the charging background through the GNSS equipment.
S3, when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the encrypted GNSS information is uploaded to a charging background through the GNSS equipment;
step S3 includes:
when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, the ESAM encrypts the GNSS information of the ETC portal frame and the current GNSS information of the GNSS equipment and then sends the encrypted GNSS information to the GNSS equipment, and the encrypted GNSS information is uploaded to the charging background through the GNSS equipment.
The OBU uses ESAM to send GNSS information of ETC portal and GNSS equipment's current GNSS information after encrypting to GNSS equipment, includes:
when a vehicle passes through the ETC portal frame, the OBU receives a random number downloaded by the ETC portal frame, and the random number is updated once every time the vehicle passes through one ETC portal frame;
the OBU generates a CRC value for the acquired GNSS information, and replaces the CRC value with the lowest two bytes of the random number;
the OBU encrypts the random number by using an encryption key of the ESAM to form an authentication code;
and the OBU encrypts the acquired GNSS information and the authentication code by using an encryption operation and then sends the encrypted GNSS information and the authentication code to the GNSS equipment.
And S4, when the vehicle runs out of the highway exit, the exit RSU acquires the information of the OBU and uploads the information to the charging background, the charging background acquires the data uploaded by the GNSS device according to the information of the OBU, whether the GNSS device is credible or not is confirmed according to the data uploaded by the GNSS device, if yes, normal fee deduction is carried out, and if not, abnormal processing is carried out, and manual check is carried out.
In step S4, after the charging background determines the following information according to the data uploaded by the GNSS device, the GNSS device is determined to be trusted:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal frame is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal frame;
the received GNSS information is encrypted by the OBU.
And the charging background confirms that the GNSS equipment is credible, namely confirms that the GNSS information generated by the GNSS equipment is credible and can be used for charging. The charging background of the invention can be a background server.
The GNSS device can be a vehicle-mounted intelligent communication device or a portable intelligent communication device (hereinafter referred to as an intelligent communication device) with a GNSS function, can be interconnected with an OBU (the typical communication mode is Bluetooth) on a vehicle, can communicate with a charging background through a wide area network, and can communicate with the OBU and the RSU through DSRC.
The OBU acquires GNSS information of the intelligent communication equipment according to a certain random time interval, and the intelligent communication equipment cannot distinguish whether the request for acquiring the GNSS information is triggered by the ETC portal.
The charging background judges whether the GNSS information generated by the intelligent communication equipment is credible through the following three points:
1. the GNSS information of the vehicle has the characteristics of time and position continuity;
2. the GNSS position of the ETC portal is known, so the time and position of the vehicle passing through the ETC portal is verifiable;
3. the GNSS information transmitted to the charging background by the intelligent communication equipment is encrypted and authenticated by ESAM of the OBU.
As shown in fig. 2, after the vehicle enters the entrance of the highway, the OBU acquires GNSS information of the intelligent communication device at certain random time intervals, encrypts the GNSS information, returns the encrypted GNSS information to the intelligent communication device, and transmits the encrypted GNSS information to the billing background. The specific treatment process comprises the following steps:
a1, when a vehicle enters the entrance of the expressway, the entrance RSU sends a DSRC signal to activate the Bluetooth module of the OBU, and the entrance RSU generates a random number and sends the random number to the OBU;
a2, the OBU communicates with the intelligent communication equipment through the Bluetooth module;
a3, the intelligent communication equipment starts the application of obtaining the GNSS information.
As shown in fig. 3, when the vehicle normally travels on the expressway, the processing flow is as follows:
b1, when the vehicle runs normally, the intelligent communication equipment acquires GNSS information;
b2, judging whether the OBU reaches the random time for acquiring the GNSS information of the intelligent communication equipment, if so, transmitting the acquired GNSS information to the OBU by the intelligent communication equipment, and if not, returning to B1;
b3, the OBU uses ESAM to encrypt the received GNSS information and then transmits the information back to the intelligent communication equipment;
b4, the intelligent communication device uploads the received encrypted data to the charging background.
As shown in figure 4, when the vehicle passes through the ETC portal, the RSU encrypts GNSS information of the ETC portal and transmits the encrypted GNSS information to the OBU, meanwhile, the OBU acquires GNSS information of the intelligent communication equipment and encrypts the GNSS information, the OBU transmits the encrypted GNSS information to the intelligent communication equipment, and the encrypted GNSS information is transmitted to the charging background by the intelligent communication equipment. The specific treatment process comprises the following steps:
c1, when the vehicle runs normally, the intelligent communication equipment acquires GNSS information;
c2, when the vehicle passes through the ETC portal frame, the RSU of the ETC portal frame encrypts GNSS information of the ETC portal frame and transmits the information to the OBU, and a random number is generated and sent to the OBU;
c3, the OBU sends a request for inquiring the GNSS information to the intelligent communication equipment;
c4, the intelligent communication equipment transmits the acquired GNSS information to the OBU;
c5, the OBU encrypts GNSS information acquired by the intelligent communication equipment and GNSS information of the ETC portal by using an ESAM and then transmits the encrypted GNSS information and the encrypted GNSS information back to the intelligent communication equipment;
c6, the intelligent communication device uploads the received encrypted data to the charging background.
As shown in fig. 5, when the vehicle exits the exit of the highway, the processing flow is as follows:
d1, when the vehicle enters the exit of the highway, the exit RSU acquires the information of the OBU and sends the information to the charging background;
d2, the charging background acquires and stores GNSS information acquired by the intelligent communication equipment according to the information of the OBU, the GNSS information acquired by the intelligent communication equipment when the vehicle passes through the ETC portal and the GNSS information of the ETC portal, judges whether the intelligent communication equipment is credible, and charges and feeds back fee deduction information if the intelligent communication equipment is credible;
d3, judging whether the fee deduction information fed back by the charging background is normal, if so, allowing the vehicle to run out, and closing a Bluetooth module of the OBU, otherwise, performing exception processing on the vehicle, such as manual check.
In each of the above processes, the process of encrypting the GNSS information by the OBU further includes an authentication code process, so that the correctness and integrity of the data can be ensured, and the specific process is as follows:
e1, when the vehicle passes through the RSU or the ETC portal, the OBU receives the random number transmitted by the RSU or the ETC portal, and the random number is updated once when the vehicle passes through one ETC portal;
e2, the OBU generates a CRC value for the GNSS information, and the CRC value replaces the lowest two bytes of the 8-byte random number generated by the RSU or the ETC portal;
e3, the OBU encrypts the random number by using the encryption key of the ESAM to form an authentication code MAC of the national standard;
e4, the OBU encrypts the GNSS information and the identification code by using encryption operation and then transmits the encrypted GNSS information and identification code to the intelligent communication equipment;
e5, the intelligent communication equipment transmits the received encrypted data to the charging background;
e6, the billing back-end decrypts the received encrypted data and verifies the authentication code.
The authentication code is used for ensuring the integrity of data, and the encryption operation ensures the safety of the data.
The OBU and the intelligent communication device are arranged on the same vehicle and can carry out Bluetooth communication, and the block diagrams of the OBU and the intelligent communication device are shown in figure 6. The OBU obtains GNSS information of the intelligent communication equipment according to a certain random time interval. When the ETC portal frame is used, the RSU encrypts GNSS information of the ETC portal frame and transmits the encrypted GNSS information to the OBU, and meanwhile, the OBU also acquires the GNSS information of the intelligent communication equipment. The OBU encrypts the two received GNSS information and transmits the encrypted GNSS information back to the intelligent communication equipment, and the intelligent communication equipment transmits the encrypted GNSS information to the charging center. The ETC portal frame has the functions of checking and verifying instead of the charging function. The intelligent communication equipment cannot hijack the GNSS information by a man in the middle, and the modified GNSS information is easy to find, so that the uploaded GNSS information can be ensured to be credible and can be used for charging.
The invention also provides a highway charging system based on the GNSS device, which comprises: the system comprises an entrance RSU, an ETC portal frame, an OBU and GNSS equipment in a vehicle, an exit RSU and a charging background;
the entrance RSU is used for activating a Bluetooth module of the OBU and starting the GNSS equipment when the vehicle enters the entrance of the expressway;
when a vehicle enters an entrance of a highway, the entrance RSU sends a DSRC signal to activate a Bluetooth module of the OBU, the OBU communicates with GNSS equipment through the Bluetooth module, and the GNSS equipment starts application of obtaining GNSS information.
The OBU is used for randomly acquiring current GNSS information of the GNSS equipment when the vehicle normally runs on the highway, and uploading the current GNSS information to the charging background through the GNSS equipment after encryption;
the OBU is specifically configured to:
when the vehicle normally runs on the expressway, the current GNSS information of the GNSS equipment is acquired according to random time intervals, is encrypted by using ESAM and then is sent to the GNSS equipment, and is uploaded to the charging background through the GNSS equipment.
The OBU is used for acquiring GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment when a vehicle passes through the ETC portal frame, and uploading the encrypted GNSS information to the charging background through the GNSS equipment;
the OBU is specifically configured to:
when the vehicle passes through the ETC portal frame, GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment are obtained, ESAM is used for encrypting the GNSS information of the ETC portal frame and the current GNSS information of the GNSS equipment and then sending the encrypted GNSS information to the GNSS equipment, and the encrypted GNSS information is uploaded to the charging background through the GNSS equipment.
The OBU uses ESAM to send GNSS information of ETC portal and GNSS equipment's current GNSS information after encrypting to GNSS equipment, includes:
when a vehicle passes through the ETC portal frame, the OBU receives a random number downloaded by the ETC portal frame, and the random number is updated once every time the vehicle passes through one ETC portal frame;
the OBU generates a CRC value for the acquired GNSS information, and replaces the CRC value with the lowest two bytes of the random number;
the OBU encrypts the random number by using an encryption key of the ESAM to form an authentication code;
the OBU uses the encryption key of the ESAM to encrypt the acquired GNSS information and the authentication code and then sends the information and the authentication code to the GNSS equipment.
The outlet RSU is used for acquiring the information of the OBU and uploading the information to the charging background when the vehicle drives out of the highway outlet;
the charging background is used for acquiring data uploaded by the GNSS device according to the information of the OBU, confirming whether the GNSS device is credible according to the data uploaded by the GNSS device, and if so, carrying out normal fee deduction, and if not, carrying out exception processing and manual checking.
The charging background is used for confirming that the GNSS equipment is credible after confirming the following information according to the data uploaded by the GNSS equipment:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal frame is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal frame;
the received GNSS information is encrypted by the OBU.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims (10)

1. A highway charging method based on GNSS equipment is characterized by comprising the following steps:
(1) when a vehicle enters an entrance of a highway, the entrance RSU activates a Bluetooth module of the OBU, and the GNSS equipment is started;
(2) when the vehicle normally runs on the highway, the OBU randomly acquires the current GNSS information of the GNSS equipment, and uploads the current GNSS information to a charging background through the GNSS equipment after encryption;
(3) when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the encrypted GNSS information is uploaded to the charging background through the GNSS equipment;
(4) when the vehicle runs out of an exit of a highway, an exit RSU acquires the information of the OBU and uploads the information to the charging background, the charging background acquires the data uploaded by the GNSS equipment according to the information of the OBU, whether the GNSS equipment is credible or not is confirmed according to the data uploaded by the GNSS equipment, if yes, normal fee deduction is carried out, and if not, abnormal processing is carried out, and manual checking is carried out.
2. The highway billing method of claim 1 wherein step (1) comprises:
when a vehicle enters an entrance of a highway, an entrance RSU sends a DSRC signal to activate a Bluetooth module of an OBU, the OBU communicates with GNSS equipment through the Bluetooth module, and the GNSS equipment starts application of obtaining GNSS information.
3. The highway billing method of claim 1 wherein step (2) comprises:
when the vehicle normally runs on the highway, the OBU acquires the current GNSS information of the GNSS equipment according to random time intervals, the current GNSS information is encrypted by using ESAM and then sent to the GNSS equipment, and the current GNSS information is uploaded to a charging background through the GNSS equipment.
4. The highway billing method of claim 1 wherein step (3) comprises:
when the vehicle passes through the ETC portal frame, the OBU acquires GNSS information of the ETC portal frame and current GNSS information of the GNSS equipment, and the ESAM is used for sending the GNSS information of the ETC portal frame and the current GNSS information of the GNSS equipment to the GNSS equipment after being encrypted, so that the GNSS equipment uploads the information to the charging background.
5. The highway billing method of claim 4, wherein the OBU uses ESAM to encrypt GNSS information of the ETC portal and current GNSS information of the GNSS device and then sends the encrypted GNSS information to the GNSS device, and the method comprises:
when the vehicle passes through the ETC portal, the OBU receives the random number downloaded by the ETC portal, and the random number is updated once every time the vehicle passes through one ETC portal;
the OBU generates a CRC value for the acquired GNSS information, and replaces the CRC value with the lowest two bytes of the random number;
the OBU encrypts the random number by using an encryption key of the ESAM to form an authentication code;
and the OBU encrypts the acquired GNSS information and the authentication code by using encryption operation and then sends the encrypted GNSS information and the authentication code to the GNSS equipment.
6. The highway charging method according to any one of claims 1-5, wherein in step (4), after the charging background confirms the following information according to the data uploaded by the GNSS device, the GNSS device is confirmed to be trusted:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal;
the received GNSS information is encrypted by the OBU.
7. A highway billing system based on GNSS devices, characterized in that the highway billing system comprises: the system comprises an entrance RSU, an ETC portal frame, an OBU and GNSS equipment in a vehicle, an exit RSU and a charging background;
the entrance RSU is used for activating a Bluetooth module of the OBU and starting the GNSS equipment when a vehicle enters the entrance of the expressway;
the OBU is used for randomly acquiring current GNSS information of the GNSS equipment when the vehicle normally runs on the highway, and uploading the current GNSS information to the charging background through the GNSS equipment after encryption;
the OBU is used for acquiring GNSS information of the ETC portal and current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal, and uploading the encrypted GNSS information to the charging background through the GNSS equipment;
the outlet RSU is used for acquiring the information of the OBU and uploading the information to the charging background when the vehicle drives out of the highway outlet;
the charging background is used for acquiring the data uploaded by the GNSS equipment according to the information of the OBU, confirming whether the GNSS equipment is credible according to the data uploaded by the GNSS equipment, and if so, carrying out normal fee deduction, and if not, carrying out abnormal processing and manual checking.
8. The highway billing system of claim 7, wherein the OBU is specifically configured to:
when the vehicle normally runs on the expressway, the current GNSS information of the GNSS equipment is acquired according to random time intervals, is encrypted by using ESAM and then is sent to the GNSS equipment, and is uploaded to a charging background through the GNSS equipment.
9. The highway billing system of claim 7, wherein the OBU is specifically configured to:
when the vehicle passes through the ETC portal, the GNSS information of the ETC portal and the current GNSS information of the GNSS equipment are obtained, ESAM is used for sending the GNSS information of the ETC portal and the current GNSS information of the GNSS equipment to the GNSS equipment after being encrypted, and the GNSS equipment is uploaded to the charging background.
10. The highway charging system according to any one of claims 7-9, wherein the charging back-end is configured to confirm that the GNSS device is authentic after confirming the following information according to the data uploaded by the GNSS device:
the GNSS information of the GNSS device has continuity in time and position;
the GNSS information of the ETC portal is consistent with the current GNSS information of the GNSS equipment when the vehicle passes through the ETC portal;
the received GNSS information is encrypted by the OBU.
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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102751842A (en) * 2012-06-05 2012-10-24 北京万集科技股份有限公司 Power supply method and power supply device of on-board unit (OBU) and car-mounted electronic tag
KR20130007400A (en) * 2011-11-30 2013-01-18 서울여자대학교 산학협력단 Smart tolling system and method therefore
CN104021594A (en) * 2013-08-20 2014-09-03 易通星云（北京）科技发展有限公司 Expressway vehicle free flow ETC (electronic toll collection) system, device and method based on Beidou
CN105447918A (en) * 2015-12-22 2016-03-30 深圳市金溢科技股份有限公司 Vehicle-mounted unit, highway vehicle fee-collecting method and system
CN107195003A (en) * 2017-05-11 2017-09-22 千寻位置网络有限公司 A kind of expressway tol lcollection method serviced based on elaborate position and system
CN108876948A (en) * 2018-06-25 2018-11-23 浙大正呈科技有限公司 High speed ETC non-stop charging method and system based on Beidou high accuracy positioning
CN109921816A (en) * 2019-04-22 2019-06-21 广州市埃特斯通讯设备有限公司 A kind of on board unit system
CN110068837A (en) * 2019-04-26 2019-07-30 深圳成谷科技有限公司 A kind of the urban road charging method and system of high-precision Beidou and DSRC fusion

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130007400A (en) * 2011-11-30 2013-01-18 서울여자대학교 산학협력단 Smart tolling system and method therefore
CN102751842A (en) * 2012-06-05 2012-10-24 北京万集科技股份有限公司 Power supply method and power supply device of on-board unit (OBU) and car-mounted electronic tag
CN104021594A (en) * 2013-08-20 2014-09-03 易通星云（北京）科技发展有限公司 Expressway vehicle free flow ETC (electronic toll collection) system, device and method based on Beidou
CN105447918A (en) * 2015-12-22 2016-03-30 深圳市金溢科技股份有限公司 Vehicle-mounted unit, highway vehicle fee-collecting method and system
CN107195003A (en) * 2017-05-11 2017-09-22 千寻位置网络有限公司 A kind of expressway tol lcollection method serviced based on elaborate position and system
CN108876948A (en) * 2018-06-25 2018-11-23 浙大正呈科技有限公司 High speed ETC non-stop charging method and system based on Beidou high accuracy positioning
CN109921816A (en) * 2019-04-22 2019-06-21 广州市埃特斯通讯设备有限公司 A kind of on board unit system
CN110068837A (en) * 2019-04-26 2019-07-30 深圳成谷科技有限公司 A kind of the urban road charging method and system of high-precision Beidou and DSRC fusion

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