CN215450225U - Vehicle-mounted ETC equipment - Google Patents
Vehicle-mounted ETC equipment Download PDFInfo
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- CN215450225U CN215450225U CN202121614878.6U CN202121614878U CN215450225U CN 215450225 U CN215450225 U CN 215450225U CN 202121614878 U CN202121614878 U CN 202121614878U CN 215450225 U CN215450225 U CN 215450225U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a vehicle-mounted ETC device, which comprises: the system comprises a Bluetooth module, a vehicle-mounted auxiliary module and a multimedia module; the Bluetooth module adopts BLE Bluetooth low-power consumption technology and is connected with the vehicle-mounted auxiliary module, the multimedia module and the intelligent equipment to realize information exchange; the vehicle-mounted auxiliary module is an SOC chip integrated with a receiving circuit, a baseband processing circuit, a 5.8GHz carrier communication circuit, an MCU and a 5.8G radio frequency chip and is used for binding with a vehicle-mounted OBU and monitoring the communication between the vehicle-mounted OBU and an RSU; the multimedia module comprises a microcontroller, a display and a loudspeaker, is connected with the MCU arranged in the SOC chip and is used for realizing information display and voice broadcast.
Description
Technical Field
The utility model relates to the field of intelligent transportation, in particular to a vehicle-mounted ETC device.
Background
ETC (Electronic Toll Collection) is the most advanced road and bridge charging mode in the world at present, and realizes information interaction by using a dedicated short-range communication technology (DSRC) between an on-board Electronic tag (OBU) installed on a vehicle and a Road Side Unit (RSU) on a Toll station lane, and then performs background settlement processing with a bank through computer networking, thereby achieving the purpose of paying without parking.
At present, the traditional OBU label does not support the voice function, and the OBU label does not support the extension protocol in coordination of the newly-added ETC vehicle and road. The utility model provides a vehicle-mounted ETC device, which binds basic information of an OBU with the device, extracts ETC vehicle-road cooperative application by monitoring communication between an RSU and the bound OBU, and realizes services such as information acquisition and voice broadcast functions.
SUMMERY OF THE UTILITY MODEL
To solve at least one of the above problems, it is an object of the present invention to provide an on-vehicle ETC apparatus including:
the system comprises a Bluetooth module, a vehicle-mounted auxiliary module and a multimedia module;
the Bluetooth module adopts BLE Bluetooth low-power consumption technology and is connected with the vehicle-mounted auxiliary module, the multimedia module and the intelligent equipment to realize information exchange;
the vehicle-mounted auxiliary module is an SOC chip integrated with a receiving circuit, a baseband processing circuit, a 5.8GHz carrier communication circuit, an MCU and a 5.8G radio frequency chip and is used for binding with a vehicle-mounted OBU and monitoring the communication between the vehicle-mounted OBU and an RSU;
the multimedia module comprises a microcontroller, a display and a loudspeaker, is connected with the MCU arranged in the SOC chip and is used for realizing information display and voice broadcast.
Specifically, the bluetooth transceiving end of the smart device is connected with the bluetooth transceiving end of the bluetooth module, and issues commands and receives information through the bluetooth module.
Specifically, the vehicle-mounted auxiliary module further comprises an external 5.8GHz antenna, and the vehicle-mounted auxiliary module monitors downlink data of the RSU and uplink data of the vehicle-mounted OBU through a DSRC technology;
the downlink data of the RSU comprises data of 5.83GHz and 5.84GHz carrier frequencies; the uplink data of the vehicle-mounted OBU comprises data of 5.79GHz and 5.80GHz carrier frequencies.
In particular, the method comprises the following steps of,
the microcontroller is connected with the MCU built in the SOC chip and is used for receiving and processing fee deduction information, entrance and exit information and ETC vehicle-road cooperation information from the vehicle-mounted auxiliary module;
the control end of the display is connected with the display screen driving end of the microcontroller and is used for displaying the fee deduction information, the entrance and exit information and the ETC vehicle and road cooperation information;
the control end of the loudspeaker is connected with the loudspeaker driving end of the microcontroller and is used for playing the fee deduction information, the entrance and exit information and the ETC vehicle and road cooperation information;
the ETC vehicle-road cooperative information comprises road condition information, traffic disasters, traffic meteorology, road construction and major events.
Specifically, the vehicle-mounted ETC equipment further comprises a power management module and a safety module, wherein the input end of the power management module is connected with the output end of the vehicle-mounted power supply module; the output end of the power management module is connected with the power input ends of the vehicle-mounted auxiliary module, the multimedia module, the safety module and the Bluetooth module;
and the safety module is connected with the MCU built in the SOC chip and is used for filtering information of unauthenticated equipment and encrypting and decrypting data.
Specifically, on-vehicle ETC equipment is fixed in the car, binds the use with on-vehicle OBU, on-vehicle ETC equipment sends DSRC microwave wake-up signal, acquires on-vehicle OBU's basic information, reads the OBU identification code that contains in the basic information, accomplishes one-to-one and binds.
Optionally, the vehicle-mounted ETC equipment is fixed in the automobile and is bound with the vehicle-mounted OBU for use, the vehicle-mounted ETC equipment receives and saves the license plate number required to be bound from the intelligent equipment, monitors external microwave radio frequency signals, acquires basic information contained in the microwave radio frequency signals, and if the license plate number required to be bound is contained, the corresponding OBU identification code is searched, and one-to-one binding is completed.
The utility model has the following beneficial effects:
the utility model aims to provide a vehicle-mounted ETC device, which meets the requirement of expanding the traditional OBU by integrating a multimedia module, a BLE Bluetooth module and a 5.8G module; through monitoring the communication between the RSU and the OBU, the functions of vehicle-road cooperation, voice broadcasting and the like of the bound OBU are realized.
Drawings
Fig. 1 shows a schematic diagram of an on-board ETC device of the utility model.
Detailed Description
In order to more clearly illustrate the utility model, the utility model is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the utility model.
One embodiment of the present invention proposes an on-vehicle ETC device, as shown in fig. 1,
the system comprises a Bluetooth module, a vehicle-mounted auxiliary module and a multimedia module;
the Bluetooth module adopts BLE Bluetooth low-power consumption technology and is connected with the vehicle-mounted auxiliary module, the multimedia module and the intelligent equipment to realize information exchange;
the vehicle-mounted auxiliary module is an SOC chip integrated with a receiving circuit, a baseband processing circuit, a 5.8GHz carrier communication circuit, an MCU and a 5.8G radio frequency chip and is used for monitoring communication between an OBU (vehicle-mounted unit) and an RSU (road side unit);
the multimedia module comprises a microcontroller, a display and a loudspeaker, is connected with the MCU arranged in the SOC chip and is used for realizing the vehicle-road cooperative function of the ETC portal frame and realizing information display and voice broadcast.
In a specific embodiment, the bluetooth transceiver of the smart device, such as a mobile phone, a tablet, or a computer, is connected to the bluetooth transceiver of the bluetooth module, and issues commands and receives information through the bluetooth module. Wherein the intelligent device is provided with a correspondingly developed application;
in a specific embodiment, the vehicle-mounted auxiliary module further comprises an external 5.8GHz antenna, and the vehicle-mounted auxiliary module monitors downlink data of the RSU and uplink data of the vehicle-mounted OBU through a DSRC technology; the downlink data of the RSU comprises data of 5.83GHz and 5.84GHz carrier frequencies; the uplink data of the vehicle-mounted OBU comprises data of 5.79GHz and 5.80GHz carrier frequencies.
In a specific embodiment, the microcontroller is connected with an MCU built in the SOC chip, and receives and processes fee deduction information, entrance and exit information, and ETC vehicle-road cooperation information from the vehicle-mounted auxiliary module;
the control end of the display is connected with the display screen driving end of the microcontroller and is used for displaying the fee deduction information, the entrance and exit information and the ETC vehicle and road cooperation information;
and the control end of the loudspeaker is connected with the loudspeaker driving end of the microcontroller and is used for playing the fee deduction information, the entrance and exit information and the ETC vehicle-road cooperation information.
The ETC vehicle-road cooperative information comprises road condition information, traffic disasters, traffic meteorology, road construction and major events.
In an optional embodiment, the vehicle-mounted ETC device is fixed in the automobile and is bound with the vehicle-mounted OBU for use, the vehicle-mounted ETC device sends a DSRC microwave wake-up signal to acquire basic information of the OBU, reads an OBU identification code contained in the basic information, and completes one-to-one binding.
In an optional embodiment, the vehicle-mounted ETC device is fixed in the automobile and is bound with the vehicle-mounted OBU for use, the vehicle-mounted ETC device receives and stores the license plate number to be bound from the intelligent device, monitors external microwave radio-frequency signals, acquires basic information contained in the microwave radio-frequency signals, and if the license plate number to be bound is contained, searches for the corresponding OBU identification code to finish one-to-one binding.
In a specific embodiment, the binding of the vehicle-mounted ETC device and the vehicle-mounted OBU includes: the on-vehicle ETC equipment is electrified to be connected with the on-vehicle OBU, the on-vehicle ETC equipment is arranged near the on-vehicle OBU and is sent DSRC microwave awakening signal to awaken the on-vehicle OBU equipment, the on-vehicle ETC equipment reads OBU's basic information, judges on-vehicle OBU information is binding vehicle information for needs, and the completion is to binding of on-vehicle OBU. The vehicle-mounted ETC equipment automatically judges whether a vehicle-mounted OBU is bound or not, and if the vehicle-mounted OBU is bound, the vehicle-mounted ETC equipment starts to monitor communication between the OBU and the RSU; if not, the voice prompt binds the OBU; when DSRC data, namely communication data between the OBU and the RSU, is monitored, whether the OBU identification code in the data is consistent with the bound vehicle-mounted OBU identification code is judged, if so, the data is specifically analyzed, and if not, the data is discarded; analyzing the acquired DSRC data, and extracting ETC vehicle-road cooperation information, entrance and exit information and fee deduction information from the DSRC data to realize functions such as voice broadcasting, specifically, realizing entrance prompting when a vehicle enters a high-speed entrance, broadcasting and displaying the ETC vehicle-road cooperation information in the vehicle driving process, and displaying broadcasting exit information and fee deduction amount when the vehicle exits the high-speed entrance; the ETC vehicle-road cooperative information comprises but is not limited to road condition information, traffic disasters, traffic meteorology, road construction and major events.
In a specific embodiment, the binding of the vehicle-mounted ETC device and the vehicle-mounted OBU includes: the license plate number information is input through a user mobile phone application end, the vehicle-mounted ETC equipment records the license plate number needing to be bound, monitors external microwave radio-frequency signals, acquires basic information contained in the microwave radio-frequency signals, and if the license plate number needs to be bound, searches the corresponding OBU identification code and completes the binding of the vehicle-mounted OBU. The vehicle-mounted ETC equipment automatically judges whether a vehicle-mounted OBU is bound or not, and if the vehicle-mounted OBU is bound, the vehicle-mounted ETC equipment starts to monitor communication between the OBU and the RSU; if not, the vehicle-mounted OBU is bound through voice prompt; when DSRC data, namely communication data between the vehicle-mounted OBU and the RSU, is monitored, whether an OBU identification code in the data is consistent with a bound vehicle-mounted OBU identification code is judged, if yes, the data is specifically analyzed, and if not, the data is discarded; analyzing the acquired DSRC data, and extracting ETC vehicle road cooperation information, entrance and exit information and fee deduction information from the DSRC data to realize functions such as voice broadcasting, specifically, realizing entrance prompt when a vehicle enters a high-speed entrance, broadcasting and displaying the vehicle road cooperation information in the vehicle driving process, and displaying broadcast exit information and fee deduction amount when the vehicle exits the high-speed entrance; the vehicle-road cooperative information includes but is not limited to road condition information, traffic disasters, traffic meteorology, road construction and major events.
As shown in fig. 1, the vehicle-mounted ETC device further includes a power management module and a safety module, wherein an input end of the power management module is connected with an output end of the vehicle-mounted power supply module; the output end of the power management module is connected with the power input ends of the vehicle-mounted auxiliary module, the multimedia module, the safety module and the Bluetooth module to provide a stable power supply. The power supply management module can dynamically manage the power of the output power supply according to the running and stopping states of the vehicle;
and the safety module is connected with the MCU built in the SOC chip and is used for filtering information of unauthenticated equipment and encrypting and decrypting data. The unauthenticated device refers to an unauthenticated RSU.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (8)
1. An on-vehicle ETC device, comprising:
the system comprises a Bluetooth module, a vehicle-mounted auxiliary module and a multimedia module;
the Bluetooth module adopts BLE Bluetooth low-power consumption technology and is connected with the vehicle-mounted auxiliary module, the multimedia module and the intelligent equipment to realize information exchange;
the vehicle-mounted auxiliary module is an SOC chip integrated with a receiving circuit, a baseband processing circuit, a 5.8GHz carrier communication circuit, an MCU and a 5.8G radio frequency chip and is used for binding with a vehicle-mounted OBU and monitoring the communication between the vehicle-mounted OBU and an RSU;
the multimedia module comprises a microcontroller, a display and a loudspeaker, is connected with the MCU arranged in the SOC chip and is used for realizing information display and voice broadcast.
2. The on-vehicle ETC device according to claim 1,
the Bluetooth transceiving end of the intelligent device is connected with the Bluetooth transceiving end of the Bluetooth module, and issues instructions and receives information through the Bluetooth module.
3. The on-vehicle ETC device according to claim 1,
the vehicle-mounted auxiliary module further comprises an external 5.8GHz antenna, and the vehicle-mounted auxiliary module monitors downlink data of the RSU and uplink data of the vehicle-mounted OBU through DSRC technology.
4. The onboard ETC device according to claim 3,
the downlink data of the RSU comprises data of 5.83GHz and 5.84GHz carrier frequencies; the uplink data of the vehicle-mounted OBU comprises data of 5.79GHz and 5.80GHz carrier frequencies.
5. The on-vehicle ETC device according to claim 1,
the microcontroller is connected with the MCU built in the SOC chip and is used for receiving and processing fee deduction information, entrance and exit information and ETC vehicle-road cooperation information from the vehicle-mounted auxiliary module;
the control end of the display is connected with the display screen driving end of the microcontroller and is used for displaying the fee deduction information, the entrance and exit information and the ETC vehicle and road cooperation information;
and the control end of the loudspeaker is connected with the loudspeaker driving end of the microcontroller and is used for playing the fee deduction information, the entrance and exit information and the ETC vehicle-road cooperation information.
6. The on-vehicle ETC device according to claim 1,
the vehicle-mounted ETC equipment further comprises a power supply management module and a safety module, wherein the input end of the power supply management module is connected with the output end of the vehicle-mounted power supply module; the output end of the power management module is connected with the power input ends of the vehicle-mounted auxiliary module, the multimedia module, the safety module and the Bluetooth module.
7. The onboard ETC device according to claim 6,
and the safety module is connected with the MCU built in the SOC chip and is used for filtering information of unauthenticated equipment and encrypting and decrypting data.
8. The on-vehicle ETC device of claim 5, wherein the ETC lane coordination information comprises road condition information, traffic hazards, traffic weather, road construction and major events.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121614878.6U CN215450225U (en) | 2021-07-15 | 2021-07-15 | Vehicle-mounted ETC equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121614878.6U CN215450225U (en) | 2021-07-15 | 2021-07-15 | Vehicle-mounted ETC equipment |
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| CN215450225U true CN215450225U (en) | 2022-01-07 |
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| CN202121614878.6U Active CN215450225U (en) | 2021-07-15 | 2021-07-15 | Vehicle-mounted ETC equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113554771A (en) * | 2021-07-15 | 2021-10-26 | 北京无限感测科技有限公司 | Vehicle-mounted ETC equipment |
| CN115331438A (en) * | 2022-08-08 | 2022-11-11 | 上海荃信信息技术有限公司 | Road side information broadcasting method, OBU (on-board unit) equipment and road side information broadcasting system |
-
2021
- 2021-07-15 CN CN202121614878.6U patent/CN215450225U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113554771A (en) * | 2021-07-15 | 2021-10-26 | 北京无限感测科技有限公司 | Vehicle-mounted ETC equipment |
| CN115331438A (en) * | 2022-08-08 | 2022-11-11 | 上海荃信信息技术有限公司 | Road side information broadcasting method, OBU (on-board unit) equipment and road side information broadcasting system |
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