CN104794905B - A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler - Google Patents
A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler Download PDFInfo
- Publication number
- CN104794905B CN104794905B CN201510165232.7A CN201510165232A CN104794905B CN 104794905 B CN104794905 B CN 104794905B CN 201510165232 A CN201510165232 A CN 201510165232A CN 104794905 B CN104794905 B CN 104794905B
- Authority
- CN
- China
- Prior art keywords
- vibration wave
- signal
- vehicle
- detection unit
- highway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention relates to a kind of overspeed of vehicle on highway detection method based on vibration wave Doppler, it is characterized in that：In express highway roadbed fixed vibration wave detection unit sensor, vibration wave detection unit sensor is electrically connected with processing unit；Vehicle is travelled in highway, the vibration wave signal produced by road surface, this signal is obtained by vibration wave detection unit sensor, and it is supplied to the processing unit of electrical connection, processing unit carries out filter analysis by vibration wave signal, extract the frequency signal with same frequency feature in vibration wave, and obtain the vibration wave Doppler signal of this same frequency feature, express-road vehicle running speed is calculated according to the frequency displacement of vibration wave Doppler signal, determine whether to drive over the speed limit according to speed, the vibration wave information trace of vehicle generation is carried out if hypervelocity.
Description
Technical field
The present invention relates to a kind of vibration wave detection technique, particularly a kind of vehicle on highway based on vibration wave Doppler
Overspeed detection method.
Background technology
It is domestic《The law on road traffic safety》Regulation, 120 are set in highway Maximum speed limit.Typically it is generally at present 100-
Between 120, some tunnels, bridge can be limited 80.Some places also have special provision, typically when highway is entered, all can
There is speed limitation board to remind.Highway is travelled to detect overspeed of vehicle, and overspeed of vehicle radar, Duo Shuoche are provided with some sections
All can slow down car speed into detections of radar area, reaching regulation requirement, but crossed this section can drive over the speed limit again, every year by
The accident caused in high way super speed traveling is a lot, and the pain that cannot bear to look back on all is brought to each side.
Vehicle speed detection generally uses following technology：Induction coil detector or microwave vehicle detector or video frequency vehicle
Detector or infrared vehicle detector, either above-mentioned which kind of detector, general effective area is all limited, it is difficult to be made to violator
Into effectively supervision, this is namely《The law on road traffic safety》In highway Maximum speed limit can only specify, it is difficult to punish.State is
Cannot be detected by effective technology method.
The content of the invention
The many based on vibration wave of high way super speed driving vehicle can be at a distance detected it is an object of the invention to provide a kind of
The overspeed of vehicle on highway detection method of general Le.
The object of the present invention is achieved like this, a kind of overspeed of vehicle on highway detection side based on vibration wave Doppler
Method, it is characterized in that：In express highway roadbed fixed vibration wave detection unit sensor, vibration wave detection unit sensor and treatment
Unit is electrically connected；Vehicle is travelled in highway, and the vibration wave signal produced by road surface, this signal is examined by vibration wave
Survey cell sensor to obtain, and be supplied to the processing unit of electrical connection, processing unit is by carrying out filtering point to vibration wave signal
Analysis, extracts the frequency signal with same frequency feature in vibration wave, and how general obtain the vibration wave of this same frequency feature
Signal is strangled, express-road vehicle running speed is calculated according to the frequency displacement of vibration wave Doppler signal, determine whether it is super according to speed
Speed traveling, carries out the vibration wave information trace of vehicle generation if hypervelocity.
Described processing unit include vibration wave spectral analysis unit and data processor, vibration wave spectral analysis unit with
Vibration wave detection unit sensor is electrically connected, and vibration wave detection unit sensor receives the vibration wave letter transmitted on highway
Number, to being amplified and frequency spectrum processing, vibration wave spectral analysis unit is electrically connected data processor with data processor, to data
Processor provides the vibration wave trace information of same frequency feature, when the speed that the vibration wave trace information of same frequency feature is given
Degree information has during more than overspeed of vehicle value, the video camera that startup is electrically connected with data processor, is led in associated vehicle by video camera
Crossing section carries out acquisition over-speed vehicles information of taking pictures；Controlling the memory electrically connected with data processor simultaneously carries out vibration wave rail
Mark information is stored.
The storage simultaneously of described memory has the different automobile types of foundation in the database of highway driving friction speed, number
Contrasted with the database information of storage by the highway vibration wave signal to real-time detection according to processor, with further
Determine over-speed vehicles information.
Described data processor is using the core chip of ARM companies of Britain as CPU.
Described vibration wave spectral analysis unit includes that small signals amplification detects circuit and filter circuit, small signals amplification inspection
Slowdown monitoring circuit is electrically connected with vibration wave detection unit sensor, vibration wave detection unit sensor vibration ripple signal is received, by weak
After signal amplification detection circuit amplifies filtered processing of circuit again to signal, data processor is sent to.
Described vibration wave spectral analysis unit or existing small signals amplification detector and wave frequency spectrometer are constituted,
Small signals amplification detector and wave frequency spectrometer are electrically connected by USB interface, and small signals amplification detector is detected with vibration wave
Cell sensor is electrically connected, and receives vibration wave detection unit sensor vibration ripple signal, by small signals amplification detector to letter
After number enhanced processing, vibration wave spectrum analyzer input is sent to, spectrum analysis is being carried out by vibration wave spectrum analyzer, by number
It is believed that a number feeding data processor is further processed.
It is an advantage of the invention that：Because the present invention in express highway roadbed layer by fixing the biography of vibration wave detection unit
Sensor, by detecting the vibration wave signal produced by road surface in express-road vehicle running, signal be amplified with frequency spectrum
Reason, the vibration wave trace information of same frequency feature is provided to data processor, when the vibration wave track of same frequency feature is believed
The velocity information that breath is given has during more than hypervelocity value, and start video camera is carrying out acquisition over-speed vehicles information of taking pictures by section.
The characteristics of this method has detecting distance remote, can determine that overspeed of vehicle on highway is positioned by technical method.
Brief description of the drawings
With reference to embodiment accompanying drawing, the invention will be further described：
Fig. 1 is example structure schematic diagram；
Fig. 2 is embodiment processing unit circuit theory diagrams；
Fig. 3 is the first embodiment of vibration wave spectral analysis unit；
Fig. 4 is second embodiment of vibration wave spectral analysis unit.
In figure, 1, processing unit；2nd, vibration wave detection unit sensor；3rd, small signals amplification detection circuit；4th, at data
Reason device；5th, it is express highway roadbed；6th, video camera；7th, memory；8th, vibration wave spectral analysis unit；9th, vehicle；10th, display；
11st, filter circuit；12nd, small signals amplification detector；13rd, wave frequency spectrometer；14th, USB interface.
Specific embodiment
Put example 1 in fact
As shown in figure 1, a kind of overspeed of vehicle on highway detection method based on vibration wave Doppler, on highway road
Base 5 fixes vibration wave detection unit sensor 2, and vibration wave detection unit sensor 2 is electrically connected with processing unit 1；Vehicle 9 is travelled
In highway, the vibration wave signal produced by road surface, this signal is obtained by vibration wave detection unit sensor 2,
And be supplied to the processing unit 1 of electrical connection, processing unit 1 by carrying out filter analysis to vibration wave signal, in extracting vibration wave
Frequency signal with same frequency feature, and the vibration wave Doppler signal of this same frequency feature is obtained, according to vibration
The frequency displacement of ripple Doppler signal calculates express-road vehicle running speed, determines whether to drive over the speed limit according to speed, if hypervelocity
Carry out the vibration wave information trace of vehicle generation.
As shown in Fig. 2 described processing unit 1 includes vibration wave spectral analysis unit 8 and data processor 4, at data
Reason device 4 uses Britain ARM（Advanced RISC Machines）The core chip of company is used as CPU, vibration wave spectrum analysis
Unit 8 electrically connects the vibration wave signal of reception vibration wave detection unit sensor 2 with vibration wave detection unit sensor 2, at a high speed
The vibration wave transmitted on highway（Mainly compressional wave）Signal is amplified and frequency spectrum processing, vibration wave spectral analysis unit 8 with number
Electrically connected according to processor 4, the vibration wave trace information of same frequency feature is provided to data processor 4, when same frequency feature
The velocity information that is given of vibration wave trace information have during more than overspeed of vehicle value, start and taking the photograph that data processor 4 is electrically connected
Camera 6, acquisition over-speed vehicles information of taking pictures is carried out by video camera 6 in associated vehicle by section；Control and data processing simultaneously
The memory 7 of the electrical connection of device 4 carries out vibration wave trace information storage.
The storage simultaneously of memory 7 has the different automobile types of foundation in the database of highway driving friction speed, at data
Reason device 4 is contrasted by the highway vibration wave signal to real-time detection with the database information of storage, with further true
Determine over-speed vehicles information.
As shown in figure 3, vibration wave spectral analysis unit 8 includes that small signals amplification detects circuit 3 and filter circuit 11, weak letter
Number amplification detection circuit is electrically connected with vibration wave detection unit sensor 2, receives the vibration wave letter of vibration wave detection unit sensor 2
Number, after small signals amplification detects that circuit amplifies filtered processing of circuit again to signal, it is sent to data processor 4.
As shown in figure 4, vibration wave spectral analysis unit 8 or existing small signals amplification detector 12 and wave frequency analysis of spectrum
Instrument 13 is constituted, and small signals amplification detector and wave frequency spectrometer are electrically connected by usb 14, small signals amplification detector with
Vibration wave detection unit sensor 2 is electrically connected, and receives the vibration wave signal of vibration wave detection unit sensor 2, is put by weak signal
After big detector is to signal enhanced processing, vibration wave spectrum analyzer input is sent to, is carried out by vibration wave spectrum analyzer
Spectrum analysis, data-signal feeding data processor 4 is further processed.
Part that the present embodiment is not described in detail and structure and circuit belong to the industry well-known components and common structure or
Conventional means, does not describe one by one here.
Claims (1)
1. a kind of overspeed of vehicle on highway detection method based on vibration wave Doppler, it is characterized in that：Express highway roadbed
Fixed vibration wave detection unit sensor, vibration wave detection unit sensor is electrically connected with processing unit；Vehicle traveling is at a high speed
During highway, the vibration wave signal produced by road surface, this signal is obtained by vibration wave detection unit sensor, and is supplied to
The processing unit of electrical connection, processing unit has same frequency by carrying out filter analysis to vibration wave signal in extraction vibration wave
The frequency signal of rate feature, and the vibration wave Doppler signal of this same frequency feature is obtained, believed according to vibration wave Doppler
Number frequency displacement calculates express-road vehicle running speed, determines whether to drive over the speed limit according to speed, such as exceed the speed limit if carry out vehicle product
Raw vibration wave information trace；Described processing unit includes vibration wave spectral analysis unit and data processor, vibrates wave frequency
Analysis of spectrum unit is electrically connected with vibration wave detection unit sensor, and vibration wave detection unit sensor is received and transmitted on highway
Vibration wave signal, vibration wave spectral analysis unit is amplified and frequency spectrum processing to vibration wave signal, vibration wave spectrum analysis
Unit is electrically connected with data processor, and the vibration wave trace information of same frequency feature is provided to data processor, works as same frequency
The velocity information that the vibration wave trace information of rate feature is given has during more than overspeed of vehicle value, and startup is electrically connected with data processor
Video camera, take pictures acquisition over-speed vehicles information by section in associated vehicle by video camera；At control simultaneously and data
The memory of reason device electrical connection carries out vibration wave trace information storage；Described memory stores the different automobile types for having foundation simultaneously
In the database of highway driving friction speed, data processor by the highway vibration wave signal to real-time detection with
The database information of storage is contrasted, to further determine that over-speed vehicles information；Described data processor uses Britain ARM
The core chip of company is used as CPU；Described vibration wave spectral analysis unit includes that small signals amplification detects circuit and filtered electrical
Road, small signals amplification detection circuit is electrically connected with vibration wave detection unit sensor, is received vibration wave detection unit sensor and is shaken
Dynamic ripple signal, after small signals amplification detects that circuit amplifies filtered processing of circuit again to signal, is sent to data processor；Institute
The vibration wave spectral analysis unit stated is that small signals amplification detector and wave frequency spectrometer are constituted, small signals amplification detector and
Wave frequency spectrometer is electrically connected by USB interface, and small signals amplification detector is electrically connected with vibration wave detection unit sensor, connect
Vibration wave detection unit sensor vibration ripple signal is received, after small signals amplification detector is to signal enhanced processing, is sent to and is shaken
Dynamic wave frequency spectrometer input, then spectrum analysis is carried out by vibration wave spectrum analyzer, data-signal is sent into data processing
Device is further processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510165232.7A CN104794905B (en) | 2015-04-09 | 2015-04-09 | A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510165232.7A CN104794905B (en) | 2015-04-09 | 2015-04-09 | A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104794905A CN104794905A (en) | 2015-07-22 |
| CN104794905B true CN104794905B (en) | 2017-06-06 |
Family
ID=53559675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510165232.7A Expired - Fee Related CN104794905B (en) | 2015-04-09 | 2015-04-09 | A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104794905B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919243B (en) * | 2018-04-04 | 2022-03-08 | 儒安物联科技集团有限公司 | Vehicle space position information sensing method based on sound Doppler effect |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7071841B2 (en) * | 2004-08-19 | 2006-07-04 | Ut-Battelle, Llc | Truck acoustic data analyzer system |
| CN103745601A (en) * | 2014-01-08 | 2014-04-23 | 西安电子科技大学 | Speeding vehicle lane detection method |
| CN103760536A (en) * | 2014-01-23 | 2014-04-30 | 林仲扬 | On-site test method for radar speed detector |
| CN104103175A (en) * | 2014-06-23 | 2014-10-15 | 无锡市崇安区科技创业服务中心 | Highway speeding capture system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8441622B2 (en) * | 2009-07-28 | 2013-05-14 | Applied Concepts, Inc. | Lidar measurement device for vehicular traffic surveillance and method for use of same |
| CN101783072B (en) * | 2009-12-23 | 2012-07-04 | 中国科学院自动化研究所 | Variable speed-limit system and method for recording vehicle overspeed violation |
-
2015
- 2015-04-09 CN CN201510165232.7A patent/CN104794905B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7071841B2 (en) * | 2004-08-19 | 2006-07-04 | Ut-Battelle, Llc | Truck acoustic data analyzer system |
| CN103745601A (en) * | 2014-01-08 | 2014-04-23 | 西安电子科技大学 | Speeding vehicle lane detection method |
| CN103760536A (en) * | 2014-01-23 | 2014-04-30 | 林仲扬 | On-site test method for radar speed detector |
| CN104103175A (en) * | 2014-06-23 | 2014-10-15 | 无锡市崇安区科技创业服务中心 | Highway speeding capture system |
Non-Patent Citations (2)
| Title |
|---|
| 一种小型智能地面防御系统;张涛等;《火炮发射与控制学报》;20030815(第3期);全文 * |
| 基于振动波的高速公路车辆行驶状态辨识理论研究;黄正荣;《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》;20110615(第6期);正文第7-21页，第45-54页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104794905A (en) | 2015-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101900708B (en) | Vibration and audio signal-based high-speed train track defect detecting method | |
| CN104916159B (en) | A kind of vehicle checking method and detecting system | |
| CN108986482A (en) | A kind of vehicle checking method based on uniaxial geomagnetic sensor | |
| CN105929025B (en) | One kind is based on the continuous wheel tread of the time and space and rail deformation detection method | |
| CN106448189A (en) | Multilane speed measuring and block port triggering method and device based on microwaves | |
| CN202669851U (en) | Detecting device for damage to railway track | |
| CN104691575B (en) | A kind of rail on-line fault diagnosis system and method | |
| CN103473932B (en) | A kind of sound signal model recognition system of combination vibration graticule | |
| CN102034357A (en) | Vehicle monitoring device as well as device, system and method for detecting regulation-violating vehicles | |
| CN104794905B (en) | A kind of overspeed of vehicle on highway detection method based on vibration wave Doppler | |
| CN204457747U (en) | A kind of measurement mechanism of bit angle | |
| CN104794904B (en) | One kind has stationkeeping ability principal oscillation ripple vehicle on highway overspeed detection method | |
| ATE278230T1 (en) | METHOD AND ARRANGEMENT FOR COLLECTION OF TRAFFIC DATA USING DETECTION AND CLASSIFICATION OF MOVING OR STATIONARY VEHICLES | |
| CN202771622U (en) | Vehicle driving speed detector | |
| CN106600987A (en) | Intersection traffic signal control method and system having multi-dimensional detection function | |
| CN202389408U (en) | Railway train axle counting device | |
| CN110514861B (en) | High-speed rail running speed estimation method utilizing amplitude spectrum autocorrelation | |
| CN105139852A (en) | Engineering machinery recognition method and recognition device based on improved MFCC (Mel Frequency Cepstrum Coefficient) sound features | |
| CN204695558U (en) | One has station-keeping ability principal oscillation ripple vehicle on highway overspeed testing apparatus | |
| CN204695559U (en) | A kind of overspeed of vehicle on highway pick-up unit based on vibration wave Doppler | |
| CN203242173U (en) | Speed detection system of road vehicles | |
| EP0219574A3 (en) | A method for the identification of coins | |
| CN105702028B (en) | A kind of traffic state judging system based on motor vehicle audio signal | |
| CN105574870A (en) | Image detection system for multifunctional railway fasteners and detection method for image detection system | |
| CN114537466A (en) | System and method for monitoring deformation damage of high-speed railway track structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20190409 |