CN111328047A - Portable ETC transaction information monitoring equipment - Google Patents
Portable ETC transaction information monitoring equipment Download PDFInfo
- Publication number
- CN111328047A CN111328047A CN201911259772.6A CN201911259772A CN111328047A CN 111328047 A CN111328047 A CN 111328047A CN 201911259772 A CN201911259772 A CN 201911259772A CN 111328047 A CN111328047 A CN 111328047A
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- Prior art keywords
- controller
- communication information
- communication
- bluetooth module
- vehicle
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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]
- H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
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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
Abstract
The invention discloses a portable ETC transaction information monitoring device, which comprises: the DSRC system comprises a DSRC signal acquisition chip, a controller, an antenna and a Bluetooth module; the antenna is used for receiving electromagnetic wave signals related to the vehicle-mounted unit and the road test unit and converting the electromagnetic wave signals into voltage and current information related to the vehicle-mounted unit and the road test unit; the DSRC signal acquisition chip is used for receiving voltage and current information related to the vehicle-mounted unit and the drive test unit, acquiring communication information between the vehicle-mounted unit and the drive test unit through the voltage and current information and sending the communication information to the controller; the controller is used for receiving the communication information and the control instruction and sending the communication information to the Bluetooth module according to the control instruction; the DSRC signal acquisition chip, the controller, the antenna and the Bluetooth module are electrically connected. The special chip is used for improving the integration level of the equipment, the size is small, the weight is light, the carrying is easy, the overall power consumption of the equipment is low, various data transmission modes can be provided, the efficiency of judging equipment faults by installation and maintenance personnel can be improved, and the inspection cost is reduced.
Description
Technical Field
The invention belongs to the technical field of wireless communication and vehicle networking, and particularly relates to a portable ETC transaction information monitoring device.
Background
When a drive test unit RSU (road Side unit) is maintained, it is necessary to obtain dsrc (reduced Short Range communications) communication information between an on-board unit (obu) and the RSU through etc (electronic toll collection) monitoring equipment, determine whether the RSU operates normally according to the communication condition, and intercept specific data to analyze the equipment state. The traditional monitoring equipment has the defects of large equipment volume, additional power supply, only wired connection and long erection and deployment time, and is not easy to install and maintain personnel to monitor the state of the equipment when patrolling a longer road section.
Disclosure of Invention
The present invention is directed to solving one of the above problems to some extent. Therefore, the embodiment of the invention provides a portable ETC transaction information monitoring device, which uses a special chip to improve the device integration level, has small volume, light weight and low overall power consumption, is easy to carry, can provide multiple data transmission modes, can improve the efficiency of installation and maintenance personnel for judging the device fault, and reduces the patrol cost.
In view of the above technical problems, an embodiment of the present invention provides a portable ETC transaction information monitoring device, which includes: the DSRC signal acquisition chip, the controller, the antenna and the Bluetooth module; the antenna is used for receiving electromagnetic wave signals related to the vehicle-mounted unit and the drive test unit and converting the electromagnetic wave signals into voltage and current information related to the vehicle-mounted unit and the drive test unit; the DSRC signal acquisition chip is used for receiving voltage and current information related to the vehicle-mounted unit and the drive test unit, acquiring communication information between the vehicle-mounted unit and the drive test unit through the voltage and current information, and sending the communication information to the controller; the controller is used for receiving the communication information and a control instruction and sending the communication information to the Bluetooth module according to the control instruction; the DSRC signal acquisition chip, the controller, the antenna and the Bluetooth module are electrically connected.
According to one embodiment of the invention, the DSRC signal acquisition chip sends the communication information to the controller through a serial peripheral interface.
According to one embodiment of the invention, the DSRC signal acquisition chip detects whether the communication of the serial peripheral interface is normal or not through a power-on initialization program.
According to one embodiment of the invention, the controller detects whether the communication of the serial peripheral interface is normal and whether the communication of the controller and the Bluetooth module is normal through a power-on initialization program.
According to one embodiment of the invention, the controller receives the communication information and a control instruction, and sends the communication information to the Bluetooth module according to the control instruction; comprises the following steps: and receiving the communication information, analyzing the communication information, and sending the analyzed communication information to a Bluetooth module according to the control instruction.
The invention has the beneficial effects that: the special chip is used for improving the integration level of the equipment, the size and the weight are small, the equipment is easy to carry, the overall power consumption of the equipment is low, various data transmission modes can be provided, the efficiency of judging equipment faults by installation and maintenance personnel can be improved, and the inspection cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without creative efforts for those skilled in the art.
Fig. 1 is a block diagram illustrating a structure of a portable ETC transaction information monitoring device according to an embodiment of the present invention;
FIG. 2 is a flow chart of the internal program of the DSRC signal acquisition chip disclosed by the embodiment of the invention.
Description of the figures: 100-portable ETC transaction information monitoring device; 101-DSRC signal acquisition chip; 103-a controller; 105-an antenna; 107-bluetooth module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the embodiments of the present invention.
The invention aims to provide a portable transaction information monitoring device, which comprises: DSRC (dedicated short Range Communications), a signal acquisition chip, a controller (Microcontroller Unit), an external antenna and a bluetooth module, wherein the monitoring equipment receives and analyzes DSRC communication signals between an OBU (on board Unit) and an RSU (Road Side Unit) and transmits effective data to an upper computer through USB/Bluetooth. The portable ETC transaction information monitoring equipment can monitor the DSRC communication content between the vehicle-mounted unit and the road test unit in vehicles running on roads, monitor the working state of corresponding equipment, and has the advantages of small volume, light weight and easiness in deployment.
The utility model provides a portable ETC transaction information monitoring facilities, monitors the DSRC communication data of on-board unit OBU and drive test unit RSU, analyzes communication data, transmits the data frame for PC end host computer or transmits the data frame for mobile terminal application program through the bluetooth through USB. The host computer can set up the monitor, include: the selection of the frequency band of the receiving channel and the receiving sensitivity are high and low, the communication information of the equipment with a specific address is received, wired or Bluetooth transmission is carried out, and the filtering of specific transaction data is carried out.
As shown in fig. 1, a portable ETC transaction information monitoring device according to an embodiment of the present invention includes: the DSRC system comprises a DSRC signal acquisition chip, a controller, an antenna and a Bluetooth module; the antenna is used for receiving electromagnetic wave signals related to the vehicle-mounted unit and the road test unit and converting the electromagnetic wave signals into voltage and current information related to the vehicle-mounted unit and the road test unit; the DSRC signal acquisition chip is used for receiving voltage and current information related to the vehicle-mounted unit and the drive test unit, acquiring communication information between the vehicle-mounted unit and the drive test unit through the voltage and current information, and sending the communication information to the controller; the controller is used for receiving the communication information and a control instruction and sending the communication information to the Bluetooth module according to the control instruction; the DSRC signal acquisition chip, the controller, the antenna and the Bluetooth module are electrically connected.
According to one embodiment of the invention, the DSRC signal acquisition chip sends the communication information to the controller through a serial peripheral interface.
According to one embodiment of the invention, the DSRC signal acquisition chip detects whether the communication of the serial peripheral interface is normal or not through a power-on initialization program.
According to one embodiment of the invention, the controller detects whether the communication of the serial peripheral interface is normal and whether the communication of the controller and the Bluetooth module is normal through a power-on initialization program.
According to one embodiment of the invention, the controller receives the communication information and a control instruction, and sends the communication information to the Bluetooth module according to the control instruction; comprises the following steps: and receiving the communication information, analyzing the communication information, and sending the analyzed communication information to a Bluetooth module according to the control instruction.
Specifically, the DSRC signal acquisition chip is used for receiving and acquiring DSRC communication data of an on-board unit (OBU) and a road test unit (RSU), transmitting the DSRC communication data to the main control MCU through SPI communication, and using SkyRelay 6610s as the DSRC signal acquisition chip.
The main control MCU is used for receiving DSRC communication data transmitted by a plurality of DSRC signal acquisition chips, disassembling and analyzing the data, repackaging and framing the data, transmitting the data to the upper computer through USB or Bluetooth, and using STM32F103RCT6 as the main control MCU.
The Bluetooth module provides Bluetooth pairing communication function.
The external antenna improves the actual receiving effect.
The specific flow chart of the internal program of the DSRC signal acquisition chip is shown in FIG. 2: the method comprises the steps of electrifying initialization, detecting whether SPI communication is normal or not, receiving relevant settings, waiting for receiving DSRC signals, transmitting DSRC receiving signals and waiting for instructions.
The specific process of the internal program of the main control MCU: the method comprises the steps of electrifying and initializing, detecting whether SPI communication is normal or not, detecting the connection mode of a current upper computer, establishing communication connection, receiving relevant settings of the upper computer, waiting for receiving DSRC signals, analyzing signal contents, packaging and framing transmission, confirming smooth link communication and waiting for instructions.
The invention has the beneficial effects that: the special chip is used for improving the integration level of the equipment, the size and the weight are small, the equipment is easy to carry, the overall power consumption of the equipment is low, various data transmission modes can be provided, the efficiency of judging equipment faults by installation and maintenance personnel can be improved, and the inspection cost is reduced.
The calculation and analysis software related to the present invention is not developed by the inventor, and is a technique familiar to those skilled in the art.
It should be understood that the above-described embodiments are merely illustrative of the application of the present method and are not limiting, and that various other modifications and changes may be made by those skilled in the art based on the above description to solve other related problems. Therefore, the protection scope of the present invention should be defined by the appended claims.
Those of ordinary skill in the art will understand that: all or part of the steps for implementing the method embodiments may be implemented by hardware related to program instructions, and the program may be stored in a computer readable storage medium, and when executed, the program performs the steps including the method embodiments; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
The above-described embodiments of the electronic device and the like are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may also be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit them; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. Portable ETC transaction information monitoring facilities, its characterized in that, portable ETC transaction information monitoring facilities includes: the DSRC system comprises a DSRC signal acquisition chip, a controller, an antenna and a Bluetooth module;
the antenna is used for receiving electromagnetic wave signals related to a vehicle-mounted unit and a drive test unit and converting the electromagnetic wave signals into voltage and current information related to the vehicle-mounted unit and the drive test unit;
the DSRC signal acquisition chip is used for receiving voltage and current information related to the vehicle-mounted unit and the drive test unit, acquiring communication information between the vehicle-mounted unit and the drive test unit through the voltage and current information, and sending the communication information to the controller;
the controller is used for receiving the communication information and a control instruction and sending the communication information to the Bluetooth module according to the control instruction;
the DSRC signal acquisition chip, the controller, the antenna and the Bluetooth module are electrically connected.
2. The portable ETC transaction information monitoring device of claim 1, wherein the DSRC signal collection chip sends the communication information to the controller through a serial peripheral interface.
3. The portable ETC transaction information monitoring device of claim 1, wherein the DSRC signal collection chip detects whether the serial peripheral interface communication is normal through a power-on initialization procedure.
4. The portable ETC transaction information monitoring device of claim 1, wherein the controller detects whether the serial peripheral interface communication is normal and whether the controller and bluetooth module communication is normal through a power-on initialization program.
5. The portable ETC transaction information monitoring device according to claim 1, wherein the controller receives the communication information and a control instruction, and transmits the communication information to the bluetooth module according to the control instruction; the method comprises the following steps:
and receiving the communication information, analyzing the communication information, and sending the analyzed communication information to a Bluetooth module according to the control instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259772.6A CN111328047A (en) | 2019-12-10 | 2019-12-10 | Portable ETC transaction information monitoring equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259772.6A CN111328047A (en) | 2019-12-10 | 2019-12-10 | Portable ETC transaction information monitoring equipment |
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| CN111328047A true CN111328047A (en) | 2020-06-23 |
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| CN201911259772.6A Pending CN111328047A (en) | 2019-12-10 | 2019-12-10 | Portable ETC transaction information monitoring equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934723A (en) * | 2020-08-26 | 2020-11-13 | 上海仪电（集团）有限公司中央研究院 | Bypass interception Bluetooth communication device, method and application thereof |
| CN112929041A (en) * | 2021-01-12 | 2021-06-08 | 北京卓越信通电子股份有限公司 | A equipment that is used for highway ETC air interface data to monitor |
| CN114663991A (en) * | 2020-12-22 | 2022-06-24 | 北京万集科技股份有限公司 | Method for vehicle-mounted device, vehicle-mounted device and computer program product |
| CN115346365A (en) * | 2022-07-19 | 2022-11-15 | 上海荃信信息技术有限公司 | Road side information acquisition method and device based on ETC communication |
| CN114663991B (en) * | 2020-12-22 | 2024-05-03 | 三川在线(杭州)信息技术有限公司 | Method for a vehicle-mounted device, vehicle-mounted device and computer program product |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934723A (en) * | 2020-08-26 | 2020-11-13 | 上海仪电（集团）有限公司中央研究院 | Bypass interception Bluetooth communication device, method and application thereof |
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| CN114663991B (en) * | 2020-12-22 | 2024-05-03 | 三川在线(杭州)信息技术有限公司 | Method for a vehicle-mounted device, vehicle-mounted device and computer program product |
| CN112929041A (en) * | 2021-01-12 | 2021-06-08 | 北京卓越信通电子股份有限公司 | A equipment that is used for highway ETC air interface data to monitor |
| CN115346365A (en) * | 2022-07-19 | 2022-11-15 | 上海荃信信息技术有限公司 | Road side information acquisition method and device based on ETC communication |
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Application publication date: 20200623 |