CN102385802A - Road node system for detecting vehicle overspeed - Google Patents
Road node system for detecting vehicle overspeed Download PDFInfo
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- CN102385802A CN102385802A CN2011103404662A CN201110340466A CN102385802A CN 102385802 A CN102385802 A CN 102385802A CN 2011103404662 A CN2011103404662 A CN 2011103404662A CN 201110340466 A CN201110340466 A CN 201110340466A CN 102385802 A CN102385802 A CN 102385802A
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Abstract
The invention discloses a road node system for detecting vehicle overspeed. The road node system comprises road nodes and vehicle-mounted nodes, wherein each road node consists of a device CC2430 and a peripheral circuit of the device CC2430, wherein the device CC2430 comprises a first micro processor; the first micro processor is connected with a first radio frequency (RF) transceiver device and a first memory; the road nodes are fixedly arranged on a road side; each vehicle-mounted node consists of a device CC2431 and a peripheral circuit of the device CC2431; the device CC2431 comprises a second micro processor; the second micro processor is connected with a second RF transceiver device and a second memory; and the vehicle-mounted nodes are arranged on a motor vehicle. By comparing a specified vehicle speed with an actual running speed of the vehicle, whether the vehicle overspeeds can be judged; and the system can effectively monitors the vehicle overspeed through communication between the road nodes and the vehicle-mounted nodes as well as information processing, so an aim of reducing illegal driving can be fulfilled.
Description
Technical field
The invention belongs to the means of transportation system, be specifically related to a kind of road node system that detects overspeed of vehicle.
Background technology
Along with development of Urban Traffic, the rule-breaking vehicle behavior is also increasing, and the overspeed of vehicle phenomenon 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 hypervelocity behavior 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 the hypervelocity phenomenon.
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, hypervelocity behavior, hypervelocity highway section and the hypervelocity time 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 hypervelocity behavior.
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 detects overspeed of vehicle, can effectively find and write down the furious driving behavior, 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 of road node system that detects overspeed of vehicle comprises circuit node 1 and vehicle-mounted node 2,
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 roadside;
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;
Road circuit node 1 sends to vehicle-mounted node 2 through the regulation speed of a motor vehicle that a RF R-T unit 12 will be stored in first memory 13 stored; Vehicle-mounted node 2 receives and the recording prescribed speed of a motor vehicle through the 2nd RF R-T unit 22; The actual travel speed of collection vehicle compares the regulation speed of a motor vehicle and actual vehicle speed simultaneously, if the actual travel speed of vehicle is greater than the regulation speed of a motor vehicle; Then the decidable vehicle is being driven over the speed limit, and the result of determination of driving over the speed limit is stored in the second memory 23.
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.
When the result of determination of driving over the speed limit 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 hypervelocity information of vehicle-mounted nodes records, can supervise the furious driving behavior in the vehicle ' effectively; The hypervelocity behavior 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 hypervelocity behavior 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 hypervelocity synoptic diagram.
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 and vehicle-mounted node 2, and road circuit node 1 is fixedly set in the roadside; Vehicle-mounted node 2 is arranged on the motor vehicle, when vehicle during in travels down, through vehicle-mounted node and road node communication; Relatively stipulate the speed of a motor vehicle and actual vehicle speed; Whether have in violation of rules and regulations hypervelocity behavior, if vehicle overspeed violation is driven, then hypervelocity information is recorded in vehicle-mounted intranodal in violation of rules and regulations if detecting vehicle.
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 regulation speed of a motor vehicle of storage road.
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; The inductance L 321 that is connected 8.2nh between 32 pin of CC2430/CC2431 device and 34 pin; Also through resistance in series R1, R2 connects between 32 pin and 34 pin, and the inductance L 331 through 22nh between 33 pin of CC2430 device and 34 pin is connected with resistance R 2; 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, to accomplish the wireless receiving and dispatching task.
As shown in Figure 4; Road circuit node 1 sends to vehicle-mounted node 2 through the regulation speed of a motor vehicle that a RF R-T unit 12 will be stored in first memory 13 stored, and vehicle-mounted node 2 receives and the recording prescribed speed of a motor vehicle through the 2nd RF R-T unit 22, simultaneously the actual travel speed of collection vehicle; The regulation speed of a motor vehicle and actual vehicle speed are compared; If the actual travel speed of vehicle is greater than the regulation speed of a motor vehicle, then the decidable vehicle is being driven over the speed limit, and the result of determination of driving over the speed limit is stored in the second memory 23.
When the result of determination of driving over the speed limit 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. a road node system that detects overspeed of vehicle is characterized in that, comprises circuit node (1) and vehicle-mounted node (2),
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 roadside;
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 RF R-T unit (22) and second memory (23), and vehicle-mounted node (2) is arranged on the motor vehicle;
Road circuit node (1) sends to vehicle-mounted node (2) through the regulation speed of a motor vehicle that a RF R-T unit (12) will be stored in first memory (13) stored; Vehicle-mounted node (2) receives and the recording prescribed speed of a motor vehicle through RF R-T unit (22); The actual travel speed of collection vehicle compares the regulation speed of a motor vehicle and actual vehicle speed simultaneously, if the actual travel speed of vehicle is greater than the regulation speed of a motor vehicle; Then the decidable vehicle is being driven over the speed limit, and the result of determination of driving over the speed limit is stored in the second memory (23).
2. the road node system of detection overspeed of vehicle according to claim 1; 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 of detection overspeed of vehicle according to claim 1; 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 |
|---|---|---|---|
| CN2011103404662A CN102385802A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicle overspeed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103404662A CN102385802A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicle overspeed |
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| CN102385802A true CN102385802A (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103404662A Pending CN102385802A (en) | 2011-11-01 | 2011-11-01 | Road node system for detecting vehicle overspeed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102622896A (en) * | 2012-04-05 | 2012-08-01 | 郭海锋 | Travel speed information collection system based on general packet radio service/ the third generation telecommunication (GPRS/ 3G) and ZigBee network |
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| CN101051419A (en) * | 2006-04-05 | 2007-10-10 | 中国科学院电子学研究所 | Vehicle and road interaction system and method based on radio sensor network |
| US20090326791A1 (en) * | 2008-06-27 | 2009-12-31 | Microsoft Corporation | Local decision policies about the sharing of sensed data that enhance privacy and lower communication costs for services that aggregate data from personal devices |
| CN201754302U (en) * | 2010-07-21 | 2011-03-02 | 福建师范大学 | Vehicle overspeed prevention device based on WSN (wireless sensor network) |
| CN102034357A (en) * | 2010-12-01 | 2011-04-27 | 北京握奇数据***有限公司 | Vehicle monitoring device as well as device, system and method for detecting regulation-violating vehicles |
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2011
- 2011-11-01 CN CN2011103404662A patent/CN102385802A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101051419A (en) * | 2006-04-05 | 2007-10-10 | 中国科学院电子学研究所 | Vehicle and road interaction system and method based on radio sensor network |
| US20090326791A1 (en) * | 2008-06-27 | 2009-12-31 | Microsoft Corporation | Local decision policies about the sharing of sensed data that enhance privacy and lower communication costs for services that aggregate data from personal devices |
| CN201754302U (en) * | 2010-07-21 | 2011-03-02 | 福建师范大学 | Vehicle overspeed prevention device based on WSN (wireless sensor network) |
| CN102034357A (en) * | 2010-12-01 | 2011-04-27 | 北京握奇数据***有限公司 | Vehicle monitoring device as well as device, system and method for detecting regulation-violating vehicles |
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| 关博: "基于CC2431芯片的电子巡检***的设计", 《东北电力大学学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102622896A (en) * | 2012-04-05 | 2012-08-01 | 郭海锋 | Travel speed information collection system based on general packet radio service/ the third generation telecommunication (GPRS/ 3G) and ZigBee network |
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Application publication date: 20120321 |