CN116386154A - An ETC lane control system - Google Patents

Abstract

The invention relates to the field of ETC lane control, and discloses an ETC lane control system, which comprises a camera, a data processing module, a data storage module, a data reading module, an ETC transaction gateway, an ETC clearing and settling platform, a data comparison module, an alarm module, a lifting rod mechanism and a running light, wherein the output end of the camera is connected with the input end of the data processing module, the output end of the data processing module is connected with the input end of the data storage module, the output end of the data storage module is connected with the input end of the data reading module, the output end of the data reading module is connected with the input end of the ETC transaction gateway, the output end of the ETC clearing and settling platform is connected with the input end of the lifting rod mechanism, and the output end of the lifting rod mechanism is connected with the input end of the running light.

Description

An ETC lane control system

technical field

The invention relates to the field of ETC lane control, in particular to an ETC lane control system.

Background technique

ETC is an automatic toll collection for highways or bridges. Through the dedicated short-range communication between the on-board electronic tag installed on the vehicle windshield and the microwave antenna on the ETC lane of the toll station, the computer networking technology is used to carry out background settlement processing with the bank, so that the vehicle can pass through the highway or bridge. The purpose of paying highway or bridge tolls without stopping at the station.

At present, the common lane control equipment in the parking industry is a parking lane management and control equipment integrated with license plate recognition technology, LED display technology, and Internet of Things technology. It can complete, license plate recognition, billing, Information and voice prompts and other functions. However, in order for the system to support ETC deduction, it is necessary to erect a separate vertical pole, install an ETC antenna, and connect the parking system to ETC payment in order to make ETC payment; and the system connection is complicated and the cycle is long, and it will also cause various ETC payment problems , the problem of repeated deduction is prominent, resulting in low ETC parking payment rate, high payment error rate, and high customer complaints. For this reason, we propose an ETC lane control system.

Contents of the invention

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the present invention provides an ETC lane control system, which solves the above-mentioned problems.

(2) Technical solutions

In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: an ETC lane control system, including a camera, a data processing module, a data storage module, a data reading module, an ETC transaction gateway, an ETC clearing and settlement platform, and a data comparison module , an alarm module, a pole lifting mechanism and a water lamp, the output end of the camera is connected with the input end of the data processing module, the output end of the data processing module is connected with the input end of the data storage module, the output end of the data storage module is connected with the data reading The input end of the reading module is connected, the output end of the data reading module is connected to the input end of the ETC transaction gateway, the output end of the ETC transaction gateway is connected to the input end of the ETC clearing and settlement platform, and the output end of the ETC clearing and settlement platform is connected to the lift The input end of the rod mechanism is connected, the output end of the rod lifting mechanism is connected to the input end of the water lamp, the output ends of the camera, data reading module, and ETC transaction gateway are all connected to the input end of the data comparison module, and the output end of the data comparison module It is connected to the input terminal of the alarm module, and the output terminal of the alarm module is connected to the input terminal of the lifting rod mechanism. When the camera captures the vehicle, it recognizes the current vehicle license plate based on the license plate recognition system and transmits its information to the data processing module. The processing module transmits the information to the data storage module, and enters its entry time. When the same vehicle license plate leaves the field, use the data reading module to read the data, and then make payment through the ETC transaction gateway and the ETC clearing and settlement platform. After the payment is completed , the pole-lifting mechanism is started, and the pole is lifted. At this time, the running water light is green. When the pole-lifting mechanism is not activated, the running water light is red. When the payment is made through the ETC gateway, the data comparison module will compare the license plate and The license plate read by the data reading module is compared with the transaction information in the ETC transaction gateway. If there is no abnormality after checking, the alarm module will not be activated. If there is an abnormality, the alarm module will be activated, and the lifting mechanism cannot be lifted.

Preferably, the ETC transaction gateway includes an HDMI display interface, a Type-C power supply interface, a CPU chip, GPIO, RJ45, USB1 and USB2, and the CPU chip adopts an ARM64-bit CPU core with a main frequency of 2.0Ghz, and utilizes a LINUX system to achieve 7*24 Hours of stable operation, the logic of the whole system detects the high and low level changes of the signal in real time through GPIO, detects the vehicle, implements the relevant processing logic of ETC identification and payment, and uploads the relevant data of ETC payment to the ETC clearing and settlement platform, and synchronizes Send relevant data to the toll terminal, and the toll terminal will make a logical judgment and send a pole-lifting command.

Preferably, the running water lamp includes an LED dot matrix driver board, chip 1 and chip 2, real-time detection of the instruction to release the vehicle, and through the detected release instruction, the LED dot matrix driver board sends data to the chip 1 and chip 2, through the chip The decoding conversion of 1 and chip 2 makes the running water light realize the upward arrow that changes from red to green, indicating that the vehicle can pass. After passing, the LED dot matrix driver board sends the end data to chip 1 and chip 2. Chip 1 And the chip 2 controls the water light to change from green to red, reminding the owner that it is temporarily impassable, and when there is no vehicle to pass, it will always be displayed as a red light.

Preferably, the LED dot matrix driver board is provided with RS232 interface, RS485 interface, water lamp control interface, speaker interface, digital output interface, 433Mhz module interface and LED dot matrix interface.

Preferably, the operation process principle of the LED dot matrix driver board obtains the data sent by the ETC transaction gateway through the RJ45 network interface, and after processing by the CPU, controls the LED dot matrix interface 1 and the LED dot matrix interface 2 to display vehicle information to the LED On the dot matrix, the speaker interface is controlled at the same time for voice broadcast; the digital output interface can be connected to the digital input device for alarm control and other operations, and the 433Mhz module interface is mainly used to realize the detection of the remaining parking space instructions, through 433Mhz radio waves, remote Send data to the remaining parking space guidance screen to dynamically display the remaining parking spaces. The water light control interface needs to cooperate with the water light control board to realize the red and green alternate lighting operation of the water light in different situations.

(3) Beneficial effects

Compared with the prior art, the present invention provides an ETC lane control system, which has the following beneficial effects:

1. The ETC lane control system is equipped with a data comparison module. When paying through the ETC gateway, the data comparison module will compare the license plate captured by the camera, the license plate read by the data reading module and the transaction information in the ETC transaction gateway. In contrast, if there is no abnormality in the check, the alarm module will not be activated, and if there is an abnormality, the alarm module will be activated, and the lifting rod mechanism cannot be lifted. This solution can check the vehicles on the scene again to prevent errors, and solves the problem of complicated system docking, long cycle, and also It will cause a variety of ETC payment problems, and the problem of repeated deduction is prominent, resulting in low ETC parking payment rate, high payment error rate, and high customer complaints.

2. The ETC lane control system can provide car owners and the society with fast, efficient and environmentally friendly new parking experience, and the overall structure is simple, which can meet the use of various parking scenarios.

3. The ETC lane control system and ETC transaction gateway adopt LINUX system, multi-thread and thread pool technology to realize communication with ETC antenna and toll system, complete data interaction, and reduce the occupation of hardware resources.

4. The ETC lane control system, LED dot matrix drive module hardware circuit design adopts modular design, including power supply circuit, 4G communication circuit, serial port circuit, 485 circuit, 433Mhz wireless communication circuit, dot matrix HUB interface circuit, digital IO isolation circuit etc., to meet the basic hardware interface requirements.

5. The ETC lane control system, LED dot matrix driver board software, adopts system interrupts, collects physical signals in real time, and makes different actions according to the signals; adding a watchdog to ensure the stable operation of the system.

Description of drawings

Fig. 1 is a schematic diagram of the system of the present invention;

Figure 2 is a schematic diagram of the ETC transaction gateway;

Fig. 3 is a schematic diagram of a running water lamp;

Figure 4 is a schematic diagram of the LED dot matrix driver board.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figure 1-4, an ETC lane control system, including a camera, a data processing module, a data storage module, a data reading module, an ETC transaction gateway, an ETC clearing and settlement platform, a data comparison module, an alarm module, and a pole lifting mechanism And the running water lamp, the output end of the camera is connected to the input end of the data processing module, the output end of the data processing module is connected to the input end of the data storage module, the output end of the data storage module is connected to the input end of the data reading module, The output end of the data reading module is connected to the input end of the ETC transaction gateway, the output end of the ETC transaction gateway is connected to the input end of the ETC clearing settlement platform, the output end of the ETC clearing settlement platform is connected to the input end of the lifting mechanism, The output end of the lifting rod mechanism is connected to the input end of the water lamp, the output ends of the camera, the data reading module, and the ETC transaction gateway are all connected to the input end of the data comparison module, and the output end of the data comparison module is connected to the input end of the alarm module , the output end of the alarm module is connected to the input end of the lifting rod mechanism. When the camera captures the vehicle, it recognizes the current vehicle license plate based on the license plate recognition system and transmits its information to the data processing module. The data processing module transmits the information to the data processing module. The storage module enters its entry time. When the same vehicle license plate leaves the field, use the data reading module to read the data, and then make payment through the ETC transaction gateway and the ETC clearing and settlement platform. After the payment is completed, the lifting mechanism starts and lifts When the pole is lifted, the running water light is green at this time. When the pole lifting mechanism is not activated, the running water light is red. When the payment is made through the ETC gateway, the data comparison module will compare the license plate captured by the camera and the data read by the data reading module. The license plate and the transaction information in the ETC transaction gateway are compared. If there is no abnormality after checking, the alarm module will not be activated. If there is an abnormality, the alarm module will be activated, and the lifting mechanism cannot be lifted.

The ETC trading gateway adopts the ARM64-bit CPU core with a main frequency of up to 2.0Ghz, and uses the LINUX system to achieve 7*24 hours of stable operation; the logic of the entire system detects the high and low level changes of the signal in real time through GPIO, detects the vehicle, implements ETC identification, The relevant processing logic of the payment, and upload the relevant data of the ETC payment to the ETC clearing and settlement platform, and send the relevant data to the charging terminal synchronously, and the charging terminal will make a logical judgment and send a pole-lifting command.

The running water lamp includes an LED dot matrix driver board, which detects the command to release the vehicle in real time, and through the detected release command, the driver board sends data to chip 1 and chip 2, and through the decoding conversion of chip 1 and chip 2, the running water lamp can be realized by The upward arrow that changes from red to green indicates that the vehicle can pass. After passing, the LED dot matrix driver board sends the end data to chip 1 and chip 2, and the chip 1 and chip 2 control the water light to change from green to red to remind the owner Temporarily impassable; when there is no traffic, it will always be displayed as a red light.

The LED dot matrix driver board is equipped with RS232 interface, RS485 interface, water light control interface, speaker interface, digital output interface, 433Mhz module interface and LED dot matrix interface, which expands RS232 interface, RS485 interface, water light control interface, speaker Interface, digital output interface, 433Mhz module interface and LED dot matrix interface; the driver board obtains the data sent by the charging system through the RJ45 network interface, and after processing by the CPU, controls the LED dot matrix interface 1 and LED dot matrix interface 2 to turn the vehicle The information is displayed on the LED dot matrix, and the speaker interface is controlled at the same time for voice broadcast; the digital output interface can be connected to the digital input device for alarm control and other operations; the 433Mhz module interface is mainly used to realize the detection of the remaining parking space command, through 433Mhz Radio waves, remotely send data to the remaining parking space guidance screen to dynamically display the remaining parking spaces; the water light control interface needs to cooperate with the water light control board to realize the red and green alternate lighting operation of the water light in different situations.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. The ETC lane control system is characterized by comprising a camera, a data processing module, a data storage module, a data reading module, an ETC transaction gateway, an ETC clearing and settling platform, a data comparison module, an alarm module, a lifting rod mechanism and a running light, wherein the output end of the camera is connected with the input end of the data processing module, the output end of the data processing module is connected with the input end of the data storage module, the output end of the data storage module is connected with the input end of the data reading module, the output end of the data reading module is connected with the input end of the ETC transaction gateway, the output end of the ETC transaction gateway is connected with the input end of the ETC clearing and settling platform, the output end of the ETC clearing and settling platform is connected with the input end of the lifting rod mechanism, the output end of the lifting rod mechanism is connected with the input end of the running light, the camera, the data reading module and the output end of the ETC transaction gateway are connected with the input end of the data comparison module, the output end of the data comparison module is connected with the input end of the alarm module, and the output end of the alarm module is connected with the input end of the lifting rod mechanism.

2. The ETC lane control system of claim 1, wherein: the ETC transaction gateway comprises an HDMI display interface, a Type-C power interface, a CPU chip, GPIO, RJ45, USB1 and USB2, wherein the CPU chip adopts an ARM 64-bit CPU core, the main frequency is 2.0Ghz, a LINUX system is utilized to achieve 7 x 24 hours stable operation, the whole system logic detects vehicles through the change of the high and low levels of GPIO real-time detection signals, the related processing logic of ETC identification and payment is carried out, the ETC clearing settlement platform uploads the related data of ETC payment is carried out, the related data is synchronously transmitted to a charging end, and the charging end carries out logic judgment and transmits a rod lifting instruction.

3. The ETC lane control system of claim 1, wherein: the running light includes LED dot matrix drive plate, chip 1 and chip 2, the instruction of real-time detection release vehicle, through the instruction of releasing of detection, send data to chip 1 and chip 2 by LED dot matrix drive plate, through the conversion of decoding of chip 1 and chip 2, let the running light realize changing from red to the upward arrow of the change of green, indicate that the vehicle can pass, after passing, LED dot matrix drive plate sends the end data and gives chip 1 and chip 2, by chip 1 and chip 2 control running light change from green to red, remind the car owner to pass temporarily, when no vehicle passes, then always show as the red light.

4. An ETC lane control system according to claim 3, wherein: and the LED dot matrix driving board is provided with an RS232 interface, an RS485 interface, a running light control interface, a loudspeaker interface, a digital quantity output interface, a 433Mhz module interface and an LED dot matrix interface.

5. The ETC lane control system of claim 4, wherein: the operating process principle of the LED lattice driving board is that the data sent by the ETC transaction gateway is obtained through an RJ45 network interface, and after the data are processed by a CPU, the LED lattice interface 1 and the LED lattice interface 2 are controlled to display vehicle information on an LED lattice, and meanwhile, the horn interface is controlled to carry out voice broadcasting; the digital quantity output interface can be connected with digital quantity input equipment to perform operations such as alarm control, and the 433Mhz module interface mainly realizes that after detecting the instruction of the residual parking space, data are remotely sent to the residual parking space induction screen through 433Mhz radio waves to dynamically display the residual parking space, and the running water lamp control interface is required to be matched with a running water lamp control panel to realize the red-green alternate lighting operation of the running water lamp under different conditions.

Images