CN102402856A - Road node system for detecting vehicles running red light - Google Patents
Road node system for detecting vehicles running red light Download PDFInfo
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- CN102402856A CN102402856A CN2011103403320A CN201110340332A CN102402856A CN 102402856 A CN102402856 A CN 102402856A CN 2011103403320 A CN2011103403320 A CN 2011103403320A CN 201110340332 A CN201110340332 A CN 201110340332A CN 102402856 A CN102402856 A CN 102402856A
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Abstract
The invention discloses a road node system for detecting a vehicle running the red light. The road node system comprises a road node 1, a vehicle-mounted node 2 and a traffic light node 3; the road node consists of a CC2430 device and a peripheral circuit thereof, wherein the CC2430 device comprises a first microprocessor, the first microprocessor is connected with a first radio frequency (RF) transceiving device and a first memory, and the road node is fixedly arranged nearby a stop line; the vehicle-mounted node consists of a CC2431 device and a peripheral circuit thereof, wherein the CC2431 device comprises a second microprocessor, the second microprocessor is connected with a second RF transceiving device and a second memory, and the vehicle-mounted node is arranged on a motor vehicle; and when the red light is bright, the position of the vehicle is determined by communication of the road node and the vehicle-mounted node, and whether the vehicle runs the red light can be judged. Through the system, the purposes of effectively monitoring the illegal behavior of the vehicle running the red light by communication of the road node and the vehicle-mounted node and information processing and reducing illegal driving are fulfilled.
Description
Technical field
The invention belongs to the means of transportation system, be specifically related to a kind of road node system that vehicle makes a dash across the red light that detects.
Background technology
Along with development of Urban Traffic, the rule-breaking vehicle behavior is also increasing, and the vehicle phenomenon of making a dash across the red light happens occasionally, and has not only brought pressure to road traffic, and also the property to the people has caused great infringement.It is not very perfect adding present traffic control system; The traffic police can not be exhaustive; The behavior of making a dash across the red light of discovery, investigation, registration of vehicle; Be difficult to reach the purpose that reduces the traffic violations behavior, therefore need a kind of traffic violations behavior automatic checkout system and can replace traffic police on duty to find and write down the phenomenon of making a dash across the red light.
Present recording traffic method cost in violation of rules and regulations is higher, and sensing range is too near, perhaps insufficiency, single, can not be in time, effectively, the behavior of making a dash across the red light, the highway section and making a dash across the red light the time of making a dash across the red light of registration of vehicle all sidedly.Therefore; For standard driver's vehicular behavior, safeguard road safety, guarantee the smooth and easy of road traffic; Guarantee the people's property safety better; Assist the traffic police to write down unlawful practice, time, place, designed special pick-up unit, the unlawful practice of detection, registration of vehicle to the behavior of making a dash across the red light.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of road node system that vehicle makes a dash across the red light that detects, can effectively find and write down the driving behavior of making a dash across the red light, have characteristics simple in structure, with low cost.
In order to solve the problems of the technologies described above, the technical scheme that the present invention adopts is:
A kind ofly detect the road node system that vehicle makes a dash across the red light, comprise circuit node 1, vehicle-mounted node 2 and traffic lights node 3,
Said road circuit node 1 is made up of CC2430 device and peripheral circuit thereof, and wherein the CC2430 device comprises first microprocessor 11, and first microprocessor 11 is connected to a RF R-T unit 12 and first memory 13, and road circuit node 1 is fixedly set in the stop line position;
Said vehicle-mounted node 2 is made up of CC2431 device and peripheral circuit thereof; Vehicular power supply system is vehicle-mounted node 2 power supplies; CC2431 device wherein comprises second microprocessor 21; Second microprocessor 21 is connected to the 2nd RF R-T unit 22 and second memory 23, and vehicle-mounted node 2 is arranged on the motor vehicle;
Said traffic lights node 3 comprises the 3rd radio communication RF R-T unit 31 that is arranged on the traffic light signal controller;
The 3rd radio communication RF R-T unit 31 changes to a RF R-T unit 12 emission wireless signals according to the traffic light signal of traffic light signal controller; Red interval transmitter trigger working signal, working signal is closed in emission during the green light, after a RF R-T unit 12 receives and starts working signal; Transmit to the 2nd RF R-T unit 22; Vehicle-mounted node 2 receives signal through the 2nd RF R-T unit 22, utilizes second microprocessor 21 to carry out information processing, confirms the particular location at vehicle place; If road circuit node 1 once was lower than predetermined minimum with vehicle-mounted node 2 distance in this period; Then the decidable vehicle makes a dash across the red light, and the result of determination of going of making a dash across the red light is stored in the second memory 23, and described predetermined minimum is vehicle distance value between road circuit node 1 and the vehicle-mounted node 2 when being parked in proximal most position place before the stop line.
The inductance L 321 that is connected 8.2nh between 32 pin of said CC2430 device and 34 pin; Also pass through resistance in series R1 between 32 pin and 34 pin; R2 connects, and the inductance L 331 through 22nh between 33 pin of CC2430 device and 34 pin is connected with resistance R 2, and 34 pin of CC2430 device also connect the inductance L 341 of 1.8nh; 1.8nh inductance L 341 other ends connect the capacitor C 341 of 5.6PF, it is the antenna of 50 Ω that capacitor C 341 other ends of 5.6PF connect impedance.
The inductance L 321 that is connected 8.2nh between 32 pin of said CC2431 device and 34 pin; Also pass through resistance in series R1 between 32 pin and 34 pin; R2 connects, and the inductance L 331 through 22nh between 33 pin of CC2431 device and 34 pin is connected with resistance R 2, and 34 pin of CC2431 device also connect the inductance L 341 of 1.8nh; 1.8nh inductance L 341 other ends connect the capacitor C 341 of 5.6PF, it is the antenna of 50 Ω that capacitor C 341 other ends of 5.6PF connect impedance.
The result of determination of going when making a dash across the red light is in a startup of vehicle-be stored after three times in the flame-out cycle; Second memory 23 returns to second microprocessor, 2 signals; The 2nd RF R-T unit 22 is closed in 2 controls of second microprocessor, and the signal that no longer receives a RF R-T unit 12 sends.
Advantage of the present invention is:
Through between road circuit node and the vehicle-mounted node communicate by letter and relevant information is handled, by the relevant information of making a dash across the red light of vehicle-mounted nodes records, can supervise the behavior of making a dash across the red light in the vehicle ' effectively; The behavior of making a dash across the red light just stops record later on three times automatically at record, avoids causing the waste to memory cell; When car test, the canned data that only needs to extract vehicle-mounted node just can be confirmed the behavior of making a dash across the red light of this year of this vehicle, for car test facilitates.
Description of drawings
Fig. 1 is a road node structure block diagram.
Fig. 2 is vehicle-mounted node structure block diagram.
Fig. 3 is road/vehicle-mounted node electricity theory diagram.
Fig. 4 is for detecting the synoptic diagram that makes a dash across the red light.
Embodiment
Specify embodiment of the present invention below in conjunction with accompanying drawing and embodiment.
The present invention is the detection system that a kind of rule-breaking vehicle is driven, and comprises circuit node 1, vehicle-mounted node 2 and traffic lights node 3, and road circuit node 1 is fixedly set near the stop line; Vehicle-mounted node 2 is arranged on the motor vehicle, when vehicle when going best friend's cross road mouth, through vehicle-mounted node and road node communication; Confirm vehicle location; Whether have in violation of rules and regulations make a dash across the red light behavior, if vehicle makes a dash across the red light, then the violation information of making a dash across the red light is recorded in vehicle-mounted intranodal if detecting vehicle.Said traffic lights node 3 comprises the 3rd radio communication RF R-T unit 31 that is arranged on the traffic light signal controller.
The concrete structure of road circuit node 1, as shown in Figure 1, it is made up of CC2430 device and peripheral circuit thereof; Wherein the CC2430 device comprises first microprocessor 11, and first microprocessor 11 is connected to a RF R-T unit 12 and first memory 13, and first microprocessor 11 is integrated in CC2430 inside; Adopting 8051 kernels, is the core of whole node, is responsible for the transmission of data and coordinates the inter-working between each functional module; The one RF R-T unit 12 is integrated in CC2430 inside, is the key component of system, is responsible for sending radiofrequency signal to vehicle-mounted node; First memory 13 is integrated in CC2430 inside, the information of store interleaving crossing traffic lamp.
The concrete structure of vehicle-mounted node 2, as shown in Figure 2, it is made up of CC2431 device and peripheral circuit thereof; Vehicular power supply system is vehicle-mounted node 2 power supplies, and CC2431 device wherein comprises that second microprocessor, 21, the second microprocessors 21 are connected to the 2nd RF R-T unit 22 and second memory 23; Second microprocessor 21 is integrated in CC2431 inside; Adopt 8051 kernels, be responsible for data transmission, processing, position to calculate and judge whether vehicle stores relevant informations in violation of rules and regulations and to second memory 23; The 2nd RF R-T unit 22 is integrated in CC2431 inside, is responsible for receiving the signal that is sent by the road circuit node.
As shown in Figure 3, be connected between 32 pin of CC2430/CC2431 device and 34 pin between inductance L 321,32 pin and 34 pin of 8.2nh also through resistance in series R1; R2 connects; Inductance L 331 through 22nh between 33 pin of CC2430 device and 34 pin is connected with resistance R 2, and 34 pin of CC2430 device also connect the inductance L 341 of 1.8nh, and inductance L 341 other ends of 1.8nh connect the capacitor C 341 of 5.6PF; 5.6PF capacitor C 341 other ends to connect impedance be the antenna of 50 Ω, to accomplish the wireless receiving and dispatching task.
As shown in Figure 4, be positioned near the stop line road circuit node 1 red light bright during receive the startup working signal of the 3rd radio communication RF R-T unit 31 through a RF R-T unit 12, road circuit node 1 is started working then; The one RF R-T unit 12 is to the 2nd RF R-T unit 22 emission wireless signals; Vehicle-mounted node 2 receives signal through the 2nd RF R-T unit 22; Utilize second microprocessor 21 to carry out information processing; If road circuit node 1 once was lower than predetermined minimum with vehicle-mounted node 2 distance in this period; Then the decidable vehicle makes a dash across the red light, and the result of determination of going of making a dash across the red light is stored in the second memory 23, and described predetermined minimum is vehicle distance value between road circuit node 1 and the vehicle-mounted node 2 when being parked in proximal most position place before the stop line.
The result of determination of going when making a dash across the red light is stored after three times; Second memory 23 returns to second microprocessor, 2 signals; The 2nd RF R-T unit 22 is closed in 2 controls of second microprocessor, and the signal that no longer receives a RF R-T unit 12 sends, and avoids causing the waste to memory cell.The traffic police only need extract the canned data of vehicle-mounted node just can confirm the unlawful practice of this year of this vehicle when checking in the end of the year.
Claims (3)
1. one kind is detected the road node system that vehicle makes a dash across the red light, and it is characterized in that, comprises circuit node (1), vehicle-mounted node (2) and traffic lights node (3),
Said road circuit node (1) is made up of CC2430 device and peripheral circuit thereof; Wherein the CC2430 device comprises first microprocessor (11); First microprocessor (11) is connected to a RF R-T unit (12) and first memory (13), and road circuit node (1) is fixedly set in the stop line position;
Said vehicle-mounted node (2) is made up of CC2431 device and peripheral circuit thereof; Vehicular power supply system is vehicle-mounted node (2) power supply; CC2431 device wherein comprises second microprocessor (21); Second microprocessor (21) is connected to the 2nd RF R-T unit (22) and second memory (23), and vehicle-mounted node (2) is arranged on the motor vehicle;
Said traffic lights node (3) comprises the 3rd radio communication RF R-T unit (31) that is arranged on the traffic light signal controller;
The 3rd radio communication RF R-T unit (31) changes to a RF R-T unit (12) emission wireless signal according to the traffic light signal of traffic light signal controller; Red interval transmitter trigger working signal; Working signal is closed in emission during the green light; The one RF R-T unit (12) transmits to the 2nd RF R-T unit (22) after receiving and starting working signal, and vehicle-mounted node (2) receives signal through the 2nd RF R-T unit (22); Utilize second microprocessor (21) to carry out information processing; Confirm the particular location at vehicle place, if road circuit node (1) once was lower than predetermined minimum with vehicle-mounted node (2) distance in this period, then the decidable vehicle makes a dash across the red light; The result of determination of going of making a dash across the red light is stored in the second memory (23), and described predetermined minimum is vehicle distance value between road circuit node (1) and the vehicle-mounted node (2) when being parked in proximal most position place before the stop line.
2. the road node system that detection vehicle according to claim 1 makes a dash across the red light; It is characterized in that; The inductance (L321) that is connected 8.2nh between 32 pin of said CC2430 device and 34 pin, also (R1 R2) connects through resistance in series between 32 pin and 34 pin; Inductance (L331) through 22nh between 33 pin of CC2430 device and 34 pin is connected with resistance (R2); 34 pin of CC2430 device also connect the inductance (L341) of 1.8nh, and the inductance of 1.8nh (L341) other end connects the electric capacity (C341) of 5.6PF, and it is the antenna of 50 Ω that the electric capacity of 5.6PF (C341) other end connects impedance.
3. the road node system that detection vehicle according to claim 1 makes a dash across the red light; It is characterized in that; The inductance (L321) that is connected 8.2nh between 32 pin of said CC2431 device and 34 pin, also (R1 R2) connects through resistance in series between 32 pin and 34 pin; Inductance (L331) through 22nh between 33 pin of CC2431 device and 34 pin is connected with resistance (R2); 34 pin of CC2431 device also connect the inductance (L341) of 1.8nh, and the inductance of 1.8nh (L341) other end connects the electric capacity (C341) of 5.6PF, and it is the antenna of 50 Ω that the electric capacity of 5.6PF (C341) other end connects impedance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103403320A CN102402856A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicles running red light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103403320A CN102402856A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicles running red light |
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| CN102402856A true CN102402856A (en) | 2012-04-04 |
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| CN2011103403320A Pending CN102402856A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicles running red light |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110136461A (en) * | 2018-02-09 | 2019-08-16 | 张祖豪 | Intelligent traffic control system |
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| CN1909013A (en) * | 2005-08-02 | 2007-02-07 | 邹凤楼 | Monitoring system for vehicle driving against traffic regulations in ultralimit |
| WO2009102185A2 (en) * | 2008-02-12 | 2009-08-20 | Khalid Sabil | Rfid radar for identifying vehicles running red lights |
| CN101599220A (en) * | 2009-07-10 | 2009-12-09 | 南京农业大学 | Traffic light control system |
| CN101833868A (en) * | 2010-05-20 | 2010-09-15 | 浙江中控研究院有限公司 | Traffic monitoring system and monitoring method |
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2011
- 2011-11-01 CN CN2011103403320A patent/CN102402856A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6167333A (en) * | 1999-08-19 | 2000-12-26 | Lucent Technologies Inc. | Highway information system |
| CN1412050A (en) * | 2001-10-12 | 2003-04-23 | 王勇 | Contactless vehicle identification device and its traffic contral system and traffic control method |
| CN1389835A (en) * | 2002-07-18 | 2003-01-08 | 赵申苓 | Traffic sign light self-adapting system of automobile |
| CN1909013A (en) * | 2005-08-02 | 2007-02-07 | 邹凤楼 | Monitoring system for vehicle driving against traffic regulations in ultralimit |
| CN1909011A (en) * | 2006-08-15 | 2007-02-07 | 中山大学 | Vehicle disobey tester |
| WO2009102185A2 (en) * | 2008-02-12 | 2009-08-20 | Khalid Sabil | Rfid radar for identifying vehicles running red lights |
| CN101599220A (en) * | 2009-07-10 | 2009-12-09 | 南京农业大学 | Traffic light control system |
| CN101833868A (en) * | 2010-05-20 | 2010-09-15 | 浙江中控研究院有限公司 | Traffic monitoring system and monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110136461A (en) * | 2018-02-09 | 2019-08-16 | 张祖豪 | Intelligent traffic control system |
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Application publication date: 20120404 |