CN108682151A - Mobile magnitude of traffic flow statistic device based on wireless signal scan technology and method - Google Patents
Mobile magnitude of traffic flow statistic device based on wireless signal scan technology and method Download PDFInfo
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- CN108682151A CN108682151A CN201810541774.3A CN201810541774A CN108682151A CN 108682151 A CN108682151 A CN 108682151A CN 201810541774 A CN201810541774 A CN 201810541774A CN 108682151 A CN108682151 A CN 108682151A
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- wireless signal
- traffic flow
- acquisition device
- magnitude
- signal acquisition
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Classifications
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- 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
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
- G08G1/0133—Traffic data processing for classifying traffic situation
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/065—Traffic control systems for road vehicles by counting the vehicles in a section of the road or in a parking area, i.e. comparing incoming count with outgoing count
Abstract
The invention discloses a kind of mobile magnitude of traffic flow statistic device and method based on wireless signal scan technology, including：Testing agency comprising wireless signal acquisition device and the host being connect with wireless signal acquisition device；Wireless signal acquisition device detects the wireless terminal in the intensive traffic section；Host memory contains the map of detected the intensive traffic section, and wireless signal acquisition device marks the position of the wireless terminal detected on map；Analysis institution comprising the measurement module and processing module of interconnection；Measurement module and processing module are separately connected with host, distance of the measurement module between each mark point on map measures, and the mark point that distance value is less than to distance threshold is sent to processing module, several mark points are merged into 1 mark point by processing module, it is used in combination mark point to replace mark point, to form magnitude of traffic flow statistical chart.Equipment is simple, and input is low, can cover each the intensive traffic section comprehensively, realizes the all-round statistics to the magnitude of traffic flow.
Description
Technical field
The present invention relates to the applied technical fields of wireless signal scan technology, more particularly to a kind of to be based on wireless signal scan
The mobile magnitude of traffic flow statistic device and method of technology.
Background technology
The magnitude of traffic flow refers to that the traffic by a certain place of road, a certain section or a certain track is real whithin a period of time
Body number.With the development of Transportation Infrastructure Construction and intelligent transportation system, traffic programme and traffic guidance have become traffic neck
The hot spot of domain research.For traffic programme and traffic guidance, accurate traffic flow forecasting is premise and the pass of its realization
Key.
Magnitude of traffic flow statistics has very important status in smart city is built.Magnitude of traffic flow statistics is smart city
Infrastructure.Traditional magnitude of traffic flow statistic device such as video analysis, intermodulation station, exceed the speed limit enforcement system, high speed toll collection system
Deng.However since the physical states such as section length, number of track-lines are different, it is bound to cause the mistake of this acquisition method acquisition scheme
Divide complexity, the upgrading of investment, the maintenance and system of collecting device and management are complicated and magnanimity.And due to system
Upgrading and the expense of management and equipment itself restricted problem, these magnitude of traffic flow statistic devices are generally only installed at
On major trunk roads, it can only reflect the magnitude of traffic flow in installation section, the setting of flow statistic device is then lacked for branch's path, thus
It is low to be badly in need of a kind of input cost, is easily installed and safeguards, and the accurate device of statistical data occurs.
With the development of science and technology, smart mobile phone has been popularized in an all-round way and has been begun to use at present, and due to the work(of smart mobile phone
It can become stronger day by day, people have accomplished machine not from hand substantially, and the intelligent terminals class product such as smart mobile phone all has wireless signal access
Function can be by intelligent end and in the case that wireless signal acquisition device can be no matter whether intelligent terminal access wireless network
End obtains feedback signal, thus with the commonly used of the intelligent terminals such as this smart mobile phone, if can be by wireless signal acquisition skill
Art application is rationally applied on magnitude of traffic flow statistic device, and the equipment complexity of magnitude of traffic flow statistic device will be greatly reduced,
And magnitude of traffic flow statistical accuracy can be improved while reducing installation maintenance cost.
Invention content
It is an object of the invention to solve at least the above, and provide the advantages of at least will be described later.
The mobile magnitude of traffic flow statistics based on wireless signal scan technology that it is a still further object of the present invention to provide a kind of
Device, equipment is simple, and input is low, can cover each the intensive traffic section comprehensively, realizes the all-round statistics to the magnitude of traffic flow.
In order to realize these purposes and other advantages according to the present invention, provide a kind of based on wireless signal scan technology
Mobile magnitude of traffic flow statistic device, including：
Testing agency comprising wireless signal acquisition device and the host being connect with the wireless signal acquisition device；The nothing
Line signal sensor detects the wireless terminal in the intensive traffic section；The host memory contains the ground of detected the intensive traffic section
Figure, the wireless signal acquisition device mark the position of the wireless terminal detected on map；
Analysis institution comprising measurement module and the processing module being connect with the measurement module；The measurement module and
Processing module is separately connected with the host, and distance of the measurement module between each mark point on the map is surveyed
Amount, and the mark point by the distance value of measurement less than preset distance threshold is sent to the processing module, the processing module
Several mark points that distance value is less than to preset distance threshold merge into 1 mark point, are used in combination the mark point will be corresponding
Several mark points are replaced on the map, to form the magnitude of traffic flow statistical chart of respective stretch.
Preferably, in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, the master
It is additionally provided with display screen on machine, the map containing mark point and mark point is shown on a display screen.
Preferably, in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, the nothing
The concrete mode above the intensive traffic section is arranged in line signal sensor：
It is horizontally arranged with guide rail between the light pole of each the intensive traffic section, the light pole of each the intensive traffic section is carried out
Connection；The shell that can be slided along the guide rail is provided on the guide rail；The wireless signal acquisition device is arranged in the shell
It is interior；The initial position of the wireless signal acquisition device is arranged in one end of each the intensive traffic section, and in the band of the shell
It moves along guide rail regularity under dynamic, is detected with the wireless terminal to place the intensive traffic section.
Preferably, in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, the nothing
Line signal sensor moves to move scheduled distance according to preset time interval along the regularity of the guide rail；
Wherein, the preset time interval is 1-30min；The scheduled distance is the wireless signal acquisition device
Maximum detectable range.
Preferably, in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, the shell
The concrete mode that body is slided along the guide rail is：
Sliding block is provided at the top of the shell, the sliding block is embedding in the mode that can be slided along the extending direction of the guide rail
Enter in the guide rail, the front-end and back-end of the sliding block are respectively arranged with steel wire rope, and the both ends of the guide rail are respectively arranged with volume
The first end of axis, the steel wire rope is connected to the front end or rear end of the sliding block, before second end is connected to the sliding block
End or the corresponding spool in rear end；The spool rotates under the driving of motor, so that the steel wire rope is wound on said reel
Or it decontrols and the sliding block is driven to be slided along the guide rail.
Preferably, described pre- in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology
If distance threshold include longitudinal separation threshold value and left and right distance threshold；The longitudinal separation threshold value is set as 80-100cm；Institute
It states left and right distance threshold and is set as 60-80cm.
Preferably, in the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, further include：
Sending module is arranged inside the host；The magnitude of traffic flow statistical chart is sent to by the sending module
The wireless terminal of the wireless signal acquisition device is accessed.
A kind of magnitude of traffic flow statistical method of the mobile magnitude of traffic flow statistic device based on wireless signal scan technology, packet
Include following steps：
Step 1, wireless signal acquisition device are moved to the corresponding position of the intensive traffic section along track at predetermined intervals
Behind top, it is sent out wireless access signaling message；
After wireless terminal in step 2, respective stretch receives the wireless access signaling message, to the wireless signal
Detector, which is sent back, answers signaling message；
After step 3, the wireless signal acquisition device obtain the response signaling message, according to the response signaling message
Signal strength marks the position of the wireless terminal in the corresponding position of the map of the intensive traffic section；
Step 4, analysis institution measurement module between the position of each wireless terminal marked on the map away from
From measuring, and the wireless terminal that the distance value of measurement is less than to preset distance threshold is sent to the place of the analysis institution
Manage module；
The wireless terminal that the several distance values received are less than preset distance threshold by step 5, the processing module exists
Location information on map merges label, and then generates the magnitude of traffic flow statistical chart of respective stretch.
The present invention includes at least following advantageous effect：
The present invention in the top of each the intensive traffic section by being arranged wireless signal acquisition device, by wireless signal acquisition device pair
The wireless terminal occurred in corresponding the intensive traffic section is detected, that is, detects the people for holding wireless terminal in corresponding the intensive traffic section
Number, then by the measurement of analysis institution and processing, will merge, you can obtain positioned at the wireless terminal of same vehicle interior
The quantity of vehicle by corresponding the intensive traffic section, by being marked on map so that related personnel can be clear
See the information of vehicle flowrate of corresponding the intensive traffic section, apparatus structure is simple, and the cost of manufacture, installation and maintenance is regarded compared with existing
The devices such as frequency acquisition, radar velocity measurement are cheap, suitable for being applied in each the intensive traffic section, and with wireless terminals such as smart mobile phones
Commonly used, the statistics for carrying out the magnitude of traffic flow using wireless signal acquisition device detection wireless terminal has small investment, positioning accuracy
Advantage high, statistics is comprehensive.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is that the structure of the mobile magnitude of traffic flow statistic device of the present invention based on wireless signal scan technology is shown
It is intended to；
Fig. 2 is the statistics side of the mobile magnitude of traffic flow statistic device of the present invention based on wireless signal scan technology
The flow chart of method.
Specific implementation mode
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded one or more
The presence or addition of a other elements or combinations thereof.
The present invention provides a kind of mobile magnitude of traffic flow statistic device based on wireless signal scan technology, including：Detection
Mechanism comprising wireless signal acquisition device and the host being connect with the wireless signal acquisition device；The wireless signal acquisition device
Detect the wireless terminal in the intensive traffic section；The host memory contains the map of detected the intensive traffic section, described wireless
Signal sensor marks the position of the wireless terminal detected on map.
Analysis institution comprising measurement module and the processing module being connect with the measurement module；The measurement module and
Processing module is separately connected with the host, and distance of the measurement module between each mark point on the map is surveyed
Amount, and the mark point by the distance value of measurement less than preset distance threshold is sent to the processing module, the processing module
Several mark points that distance value is less than to preset distance threshold merge into 1 mark point, are used in combination the mark point will be corresponding
Several mark points are replaced on the map, to form the magnitude of traffic flow statistical chart of respective stretch.
In the above scheme, by the way that wireless signal acquisition device is arranged in the top of each the intensive traffic section, by wireless signal
Detector detects the wireless terminal occurred in corresponding the intensive traffic section, that is, detects and hold wireless end in corresponding the intensive traffic section
The number at end will merge, i.e., then by the measurement of analysis institution and processing positioned at the wireless terminal of same vehicle interior
The quantity that can obtain the vehicle by corresponding the intensive traffic section, by being marked on map so that related personnel can be clear
The clear information of vehicle flowrate for seeing corresponding the intensive traffic section, apparatus structure is simple, and the cost of manufacture, installation and maintenance is compared with existing
The devices such as some video acquisitions, radar velocity measurement are cheap, suitable for being applied in each the intensive traffic section, and as smart mobile phone etc. is wireless
Terminal it is commonly used, the statistics that the magnitude of traffic flow is carried out using wireless signal acquisition device detection wireless terminal has small investment, fixed
The advantage that position precision is high, statistics is comprehensive.Wherein, by the setting of measurement module, and distance threshold is rationally set, it can be to more
Whether a wireless terminal, which is located in same vehicle, is judged, to merge several mark points, that is, is realized with vehicle
For the statistics of the magnitude of traffic flow of unit.
In one preferred embodiment, it is additionally provided with display screen on the host, it will be containing described in mark point and mark point
Map is shown on a display screen.
In the above scheme, by the way that display screen is arranged on host, user can be facilitated to consult a map, in order to better
Understand the magnitude of traffic flow statistical chart generated.
As shown in Figure 1, in a preferred embodiment, specific side that the wireless signal acquisition device is arranged above the intensive traffic section
Formula is：It is horizontally arranged with guide rail 2 between the light pole 1 of each the intensive traffic section, the light pole 1 of each the intensive traffic section is carried out
Connection；The shell 3 that can be slided along the guide rail 2 is provided on the guide rail 2；The wireless signal acquisition device is arranged in the shell
In body 3；The initial position of the wireless signal acquisition device is arranged in one end of each the intensive traffic section, and in the shell 3
Drive under moved along guide rail regularity, detected with the wireless terminal to place the intensive traffic section.
In the above scheme, by the way that guide rail is arranged between light pole, and formula can drive wireless communication along the shell that guide rail slides
Number detector slides between guide rail, by the way that the reasonable movement law of the wireless signal acquisition device is arranged, enables to for one
Section only needs one wireless signal acquisition device of setting that can realize the all-round statistics to the magnitude of traffic flow in the section, and then into one
Step saves the ingredient of deploying to ensure effective monitoring and control of illegal activities of magnitude of traffic flow monitoring.
In one preferred embodiment, the wireless signal acquisition device is moved along the regularity of the guide rail 2 as according to preset
Time interval moves scheduled distance；Wherein, the preset time interval is 1-30min；The scheduled distance is described
The maximum detectable range of wireless signal acquisition device.
In the above scheme, it is found through experiments that, the traveling time for setting the wireless signal acquisition device is spaced in 1-
Between 30min, the demand of Ordinary Rd vehicle flowrate monitoring disclosure satisfy that, but above-mentioned time interval is not limited to 1-30min, also may be used
Other adjustment is carried out according to actual needs；By limiting the displacement distance of wireless signal acquisition device as wireless signal acquisition device
Maximum detectable range can ensure the comprehensive of the detection got on the bus to section, and then ensure the accuracy of magnitude of traffic flow statistics.
In one preferred embodiment, the concrete mode that the shell 3 is slided along the guide rail 2 is：The top of the shell 3 is set
It is equipped with sliding block 4, the sliding block 4 is embedded in a manner of it can be slided along the extending direction of the guide rail 2 in the guide rail 2, the cunning
The front-end and back-end of block 4 are respectively arranged with steel wire rope 5, and the both ends of the guide rail 2 are respectively arranged with spool 6, the steel wire rope 5
First end is connected to the front end or rear end of the sliding block 4, second end be connected to the sliding block 4 front end or rear end it is corresponding
Spool 6；The spool rotates under the driving of motor, so that the steel wire rope 5, which winds or decontroled on the spool 6, drives institute
Sliding block 4 is stated to slide along the guide rail 2.
In the above scheme, pass through sliding block, steel wire rope and volume shaft design so that volume of the motor driving positioned at section both ends
Axis rotates the adjustment that can be realized to shell position in the opposite direction, simple in structure to be easily achieved, sliding block, motor and spool with
And steel wire rope is respectively positioned in the downward groove of guide openings, in the equipment of outdoor placement, reducing the probability of damage for a long time,
To reduce maintenance cost.
In one preferred embodiment, the preset distance threshold includes longitudinal separation threshold value and left and right distance threshold；It is described
Longitudinal separation threshold value is set as 80-100cm；The left and right distance threshold is set as 60-80cm.
In the above scheme, driver and passenger are located at same row or are separated in general vehicle, and according to normal
See the inside seat arrangement of vehicle, the distance between front two rows does not exceed 1m, and the distance between left and right position does not exceed
80cm, thus by the way that preset longitudinal separation threshold value is arranged as 80-100cm, left and right distance threshold is 60-80cm, be disclosure satisfy that
Judge the standard whether adjacent wireless terminal is located in same vehicle, and then ensure that employing wireless signal sensor detects nothing
Line terminal counts the accuracy of the magnitude of traffic flow.
In one preferred embodiment, further include：Sending module is arranged inside the host；The sending module is by institute
It states magnitude of traffic flow statistical chart and is sent to the wireless terminal for having accessed the wireless signal acquisition device.
In the above scheme, by the way that sending module is arranged in host, enable to sending module to being connected to the nothing
The wireless terminal of line signal sensor sends magnitude of traffic flow statistical chart, and then convenient for the user of wireless terminal for road section traffic volume
Consumer-oriented trip is convenient in the real-time understanding of situation.
As shown in Fig. 2, a kind of magnitude of traffic flow of the mobile magnitude of traffic flow statistic device based on wireless signal scan technology
Statistical method includes the following steps：
Step 1, wireless signal acquisition device are moved to the corresponding position of the intensive traffic section along track at predetermined intervals
Behind top, it is sent out wireless access signaling message.
After wireless terminal in step 2, respective stretch receives the wireless access signaling message, to the wireless signal
Detector, which is sent back, answers signaling message.
After step 3, the wireless signal acquisition device obtain the response signaling message, according to the response signaling message
Signal strength marks the position of the wireless terminal in the corresponding position of the map of the intensive traffic section.
Step 4, analysis institution measurement module between the position of each wireless terminal marked on the map away from
From measuring, and the wireless terminal that the distance value of measurement is less than to preset distance threshold is sent to the place of the analysis institution
Manage module.
The wireless terminal that the several distance values received are less than preset distance threshold by step 5, the processing module exists
Location information on map merges label, and then generates the magnitude of traffic flow statistical chart of respective stretch.
In the above scheme, wireless terminal is in spite of wireless signal acquisition device is connected to, as long as being visited in wireless signal
The wireless terminal in device transmitting signal location is surveyed, after wireless signal acquisition device emits wireless access command information, wirelessly
Terminal can give a response wireless signal acquisition device, thus using wireless signal acquisition device to section get on the bus in wireless end
End send signal, can wireless terminal be made to give a response so that wireless signal acquisition device detect it is current in current time
Then the wireless terminal quantity in section can determine whether described wireless according to the Electromagnetic Signal Strength of the signal of wireless terminal return
Distance of the terminal apart from the wireless signal acquisition device judges position of the wireless terminal on current road segment, finally leads to
Cross the distance between the measurement module measurement adjacent radio terminal in analysis institution, you can whether judgement wireless terminal is located at same vehicle
In, then processing module merges the wireless terminal in same vehicle, then so that the mark point on map represents
Each vehicle realizes the statistics for the magnitude of traffic flow, and be intuitively shown on corresponding map.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (8)
1. a kind of mobile magnitude of traffic flow statistic device based on wireless signal scan technology, wherein including：
Testing agency comprising wireless signal acquisition device and the host being connect with the wireless signal acquisition device；The wireless communication
Number detector detects the wireless terminal in the intensive traffic section；The host memory contains the map of detected the intensive traffic section,
The wireless signal acquisition device marks the position of the wireless terminal detected on map；
Analysis institution comprising measurement module and the processing module being connect with the measurement module；The measurement module and processing
Module is separately connected with the host, and distance of the measurement module between each mark point on the map measures,
And the mark point that the distance value of measurement is less than to preset distance threshold is sent to the processing module, the processing module will be away from
The several mark points for being less than preset distance threshold from value merge into 1 mark point, are used in combination the mark point corresponding several
Mark point is replaced on the map, to form the magnitude of traffic flow statistical chart of respective stretch.
2. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as described in claim 1, wherein described
It is additionally provided with display screen on host, the map containing mark point and mark point is shown on a display screen.
3. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as described in claim 1, wherein described
The concrete mode above the intensive traffic section is arranged in wireless signal acquisition device：
It is horizontally arranged with guide rail between the light pole of each the intensive traffic section, the light pole of each the intensive traffic section is connected
It connects；The shell that can be slided along the guide rail is provided on the guide rail；The wireless signal acquisition device is arranged in the shell；
The initial position of the wireless signal acquisition device is arranged in one end of each the intensive traffic section, and under the drive of the shell
It moves along guide rail regularity, is detected with the wireless terminal to place the intensive traffic section.
4. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as claimed in claim 3, wherein described
Wireless signal acquisition device moves to move scheduled distance according to preset time interval along the regularity of the guide rail；
Wherein, the preset time interval is 1-30min；The scheduled distance is the maximum of the wireless signal acquisition device
Detection range.
5. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as claimed in claim 3, wherein described
The concrete mode that shell is slided along the guide rail is：
Sliding block is provided at the top of the shell, the sliding block is embedded in institute in a manner of it can be slided along the extending direction of the guide rail
It states in guide rail, the front-end and back-end of the sliding block are respectively arranged with steel wire rope, and the both ends of the guide rail are respectively arranged with spool, institute
The first end for stating steel wire rope is connected to the front end or rear end of the sliding block, second end be connected to the sliding block front end or after
Hold corresponding spool；The spool rotates under the driving of motor, so that the steel wire rope winds or decontrols on said reel
The sliding block is driven to be slided along the guide rail.
6. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as described in claim 1, wherein described
Preset distance threshold includes longitudinal separation threshold value and left and right distance threshold；The longitudinal separation threshold value is set as 80-100cm；
The left and right distance threshold is set as 60-80cm.
7. the mobile magnitude of traffic flow statistic device based on wireless signal scan technology as described in claim 1, wherein also wrap
It includes：
Sending module is arranged inside the host；The magnitude of traffic flow statistical chart is sent to and has connect by the sending module
Enter the wireless terminal of the wireless signal acquisition device.
8. the mobile magnitude of traffic flow statistics dress based on wireless signal scan technology as described in any in a kind of 1-7 such as claim
The magnitude of traffic flow statistical method set, wherein include the following steps：
Step 1, wireless signal acquisition device are moved to along track above the corresponding position of the intensive traffic section at predetermined intervals
Afterwards, it is sent out wireless access signaling message；
After wireless terminal in step 2, respective stretch receives the wireless access signaling message, to the wireless signal acquisition
Device, which is sent back, answers signaling message；
After step 3, the wireless signal acquisition device obtain the response signaling message, according to the signal for responding signaling message
Intensity marks the position of the wireless terminal in the corresponding position of the map of the intensive traffic section；
Step 4, analysis institution measurement module to the distance between position of each wireless terminal for being marked on the map into
Row measures, and the distance value of measurement is sent to the processing mould of the analysis institution less than the wireless terminal of preset distance threshold
Block；
The several distance values received are less than the wireless terminal of preset distance threshold in map by step 5, the processing module
On location information merge label, and then generate the magnitude of traffic flow statistical chart of respective stretch.
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| CN201810541774.3A CN108682151B (en) | 2018-05-30 | 2018-05-30 | Mobile traffic flow statistical device and method based on wireless signal scanning technology |
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| CN201810541774.3A CN108682151B (en) | 2018-05-30 | 2018-05-30 | Mobile traffic flow statistical device and method based on wireless signal scanning technology |
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| CN107767669A (en) * | 2017-10-24 | 2018-03-06 | 东南大学 | Public bus network passenger flow OD methods of estimation based on WiFi and bluetooth recognition |
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