CN105206075B - A kind of traffic information prompt system in urban road temporary enclosed section - Google Patents
A kind of traffic information prompt system in urban road temporary enclosed section Download PDFInfo
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- CN105206075B CN105206075B CN201510491729.8A CN201510491729A CN105206075B CN 105206075 B CN105206075 B CN 105206075B CN 201510491729 A CN201510491729 A CN 201510491729A CN 105206075 B CN105206075 B CN 105206075B
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- signal
- path planning
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- temporary enclosed
- pickup assembly
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Abstract
The present invention relates to a kind of traffic information prompt system in urban road temporary enclosed section, for technical field of transportation.It includes being arranged on the signal pickup assembly in temporary enclosed section, the signal acquiring system being arranged in signal pickup assembly, helical antenna and the path planning system being arranged in vehicle.Central processing unit of the present invention can determine the traffic information of closed section according to signal pickup assembly intercommunication；Helical antenna can be transmitted to surrounding road information on the vehicle on periphery, closed section information before prior notice surrounding vehicles, path planning system mainly calculates the scheme of detouring according to the cartographic information of one's respective area and temporary enclosed road section information, and driver can independently select the scheme that detours provided in path planning system；Great convenience is provided for driver, while also greatly reduces the generation of accident；With very big market promotion prospect.
Description
Technical field
The invention belongs to the traffic information prompting of technical field of transportation, more particularly to a kind of urban road temporary enclosed section
System.
Background technology
Into 21 century, with the fast development of urban society's economy, Urban traffic demand rapidly increases, and present city is handed over
Logical infrastructure has been not suitable with the demand of the motor-driven growth of urban population.Meanwhile with the increase at full speed of motor vehicle number, greatly
The traffic congestion in middle city is serious, and traffic main artery speed constantly declines, and this just forces the constantly planning of Urban Traffic Planning department new
Road and widen original section, therefore, the closure construction in some sections often occurs, if going out administrative staff drives vehicle to closing
Section nearby just finds front section closure construction, is reoriented traveling, often results in the waste of plenty of time and energy,
Cause in many cases it is congested in traffic (according to common-sense experience, nearby section situation is all very poor in closure construction section in many cases,
It is that one-way road or road ahead are obstructed in many cases, it is easy to cause vehicle to enter blind alley phenomenon).
At present, many temporary enclosed sections do not have effective prompt system and device, typically according to driver's last time
This section of passing by obtains information to plan the front closed section that detours in advance, and some are reached with the department in temporary enclosed section for the first time
Machine, all it is to reach closed section nearby just to find front section closure construction in most cases, adjusts travel direction temporarily, make
Into the waste of substantial amounts of man power and material.
The content of the invention
In order to solve the above technical problems, it is an object of the present invention to provide a kind of traffic information in urban road temporary enclosed section
Prompt system.
The solution of the present invention is as follows：
A kind of traffic information prompt system in urban road temporary enclosed section, including it is arranged on the letter in temporary enclosed section
Number harvester, the signal acquiring system being arranged in signal pickup assembly, helical antenna and the path rule being arranged in vehicle
The system of drawing；
The signal pickup assembly includes plastic casing and base, and plastic casing, plastic casing are provided with the base
On be provided with circuit control system, scene input and display terminal；The plastic casing upper end is provided with antenna holder；The day
Helical antenna I is provided with line bracket；
The signal acquiring system includes GPS module, location equipment main frame and gyroscope；The GPS module passes through positioning
Telegraph text data connects with after time synchronizing signal processing with location equipment main frame；The gyroscope by A/D oversampling converters and
Location equipment main frame connects；
The path planning system includes central processing unit, high-precision GPS alignment system, signal processing module and path rule
Draw module；The central processing unit is connected with the high-precision GPS alignment system positioned to vehicle, the high-frequency electrical of transmission signal
Magnetic wave transmitter and vehicle-mounted input and display terminal；Path planning module and signal transacting are additionally provided with the central processing unit
Module；Helical antenna II is provided with the high-frequency electromagnetic wave launcher；
The signal acquiring system and path planning system carry out signal transmission by helical antenna I and helical antenna II.
Temperature sensor is also associated with the A/D oversampling converters.
The plastic casing uses polypropylene PP materials；The antenna holder uses superhard 7075 aluminum alloy materials.
The high-frequency electromagnetic wave launcher includes drive(r) stage, power discharging transistor and matching network；Drive(r) stage and power amplifier crystal
Two layers of matching network connection connected again with by feeder line after pipe connection.
The path planning module includes HF signal generator, buffer, amplifier, path planning unit and digitally
Figure signal element；The path planning unit is sequentially connected numerical map signal element, D/A signal adapters, preamplifier
And low-frequency amplifier；The HF signal generator is sequentially connected buffer, high-frequency amplifier and amplitude modulaor；The amplitude
Low-frequency amplifier and high frequency power amplifier are connected with modulator；Signal is provided with the high frequency power amplifier and transmits day
Line.
The system has the following advantages that and beneficial effect：Central processing unit of the present invention can be according to phase between signal pickup assembly
Mutual communication determines the traffic information of closed section；Helical antenna can be transmitted to surrounding road information on the vehicle on periphery, carry
Closed section information before preceding notice surrounding vehicles, path planning system is mainly according to the cartographic information and temporary enclosed of one's respective area
Road section information calculates the scheme of detouring, and driver can independently select the scheme that detours provided in path planning system；For driver
Great convenience is provided, while also greatly reduces the generation of accident；With very big market promotion prospect, and information is more
New speed block, information accuracy rate is high, very useful for driver, has added a guarantee again for the safe driving of driver.
Brief description of the drawings
Fig. 1 is signal pickup assembly structural representation of the present invention；
Fig. 2 is signal acquiring system schematic diagram of the present invention；
Fig. 3 is path planning system schematic diagram of the present invention；
Fig. 4 is high-frequency electromagnetic wave launcher schematic diagram of the present invention；
Fig. 5 is path planning module schematic diagram of the present invention；
Fig. 6 is schematic diagram when present system uses.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings；
As shown in Figures 1 to 5, a kind of traffic information prompt system in urban road temporary enclosed section, including be arranged on
The signal pickup assembly in temporary enclosed section, the signal acquiring system being arranged in signal pickup assembly, helical antenna and setting
Path planning system in vehicle；
The signal pickup assembly includes plastic casing 3 and base 1, and plastic casing 3, plastics are provided with the base 1
Circuit control system, scene input and display terminal 2 are provided with shell 3；The upper end of plastic casing 3 is provided with antenna holder
4；Helical antenna I5 is provided with the antenna holder 4；Scene input and display terminal 2 are mainly made up of a touch-screen, and one
As be not very complicated in closed section information, such as only have interim closed section on a road, of the invention two sets of signals are adopted
Packaging is seated in the both ends in temporary enclosed section, and the intercommunication of signal pickup assembly can determine the tool in temporary enclosed section
Body position.Sometimes closed section information is more complicated, such as has the section of temporary enclosed in the intersection on a plurality of road, thus wants root
Multiple signal pickup assemblies are placed according to how many port of closed section, all letters are shown in each signal pickup assembly
Number particular location of the harvester in map, operator easily set closed section letter in a signal pickup assembly very much
Breath, other signals harvester can synchronously obtain same closed section information.
The signal acquiring system includes GPS module 13, location equipment main frame 12 and gyroscope 17；The GPS module 13
Connected after being handled by positioning telegraph text data 14 and time synchronizing signal 15 with location equipment main frame 12；The gyroscope 17 passes through
A/D oversampling converters 16 and location equipment main frame 12 connect；GPS module 13 can calculate device institute according to satellite orbit parameter
The position put, the present invention in order to determine the region of closed section, the device that same section is put will at same direction, wherein
(same section camber is generally less than 90 to the device that gyroscope 17 can automatically select on same road according to the angle of the present apparatus
Degree), formed in map closed section information (gyroscope 17 is typically closed in cross street, it is necessary to when putting multiple devices,
Need to match two-by-two between device).Because general gyroscope 17 needs temperature-compensating, and device is put out of doors, temperature sensor
After 18 measure outdoor temperature and normal temperature comparison, drift compensation correction is carried out to gyroscope 17.Gyroscope 17 and TEMP
Device 18 all produces analog signal, and location equipment main frame 12 is sent to by A/D oversampling converters 16.GPS module 13 is by receiving day
Line receives gps signal, reception antenna model ZYGPSDA-30 types, has accurate, the outstanding sealing property of signal, makes it can be with
In atrocious weather environment, rain-proof, antifreeze, anti-electric shock.The gyroscope 17 mainly completes direction positioning function, the system one
Well matched standby two same signal pickup assemblies are placed on two of closed section, utilize the demarcation closing of gyroscope 17 road in equipment
The specific direction of section, and then complete automatically to mark the particular location of closed section in electronic map.
The path planning system includes central processing unit 6, high-precision GPS alignment system 10, signal processing module 7 and road
Footpath planning module 8；The central processing unit 6 is connected with high-precision GPS alignment system 10, the transmission signal positioned to vehicle
High-frequency electromagnetic wave launcher 9 and it is vehicle-mounted input and display terminal 11；Path planning mould is additionally provided with the central processing unit 6
Block 8 and signal processing module 7；Helical antenna II23 is provided with the high-frequency electromagnetic wave launcher 9；High-frequency electromagnetic wave launcher
9 transmiting signal sources, carrier wave effect is primarily served, i.e., the map signal of low frequency is launched, can be by neighbouring Vehicular navigation system
Receive.
The signal acquiring system and path planning system carry out signal biography by helical antenna I5 and helical antenna II23
Pass.
Temperature sensor 18 is also associated with the A/D oversampling converters 16.
The plastic casing 3 uses polypropylene PP materials；The antenna holder 4 uses superhard 7075 aluminum alloy materials.
The high-frequency electromagnetic wave launcher 9 includes drive(r) stage 19, power discharging transistor 20 and matching network 21；The He of drive(r) stage 19
Two layers of matching network 21 that power discharging transistor 20 connects again and by feeder line 22 after connecting connects.
The path planning module includes HF signal generator 24, buffer 25, amplifier, the and of path planning unit 33
Numerical map signal element 32；The path planning unit 33 is sequentially connected numerical map signal element 32, D/A signal adapters
31st, preamplifier 30 and low-frequency amplifier 29；The HF signal generator 24 is sequentially connected buffer 25, high-frequency amplifier
26 and amplitude modulaor 27；Low-frequency amplifier 29 and high frequency power amplifier 28 are connected with the amplitude modulaor 27；It is described
Signal is provided with high frequency power amplifier 28 and transmits antenna 34.HF signal generator 24 passes through buffer 25 and amplifier shape
Into the electromagnetic wave that disclosure satisfy that antenna launch requirements, path planning system is calculated according to closed section information and cartographic information and provided
There is the cartographic information for the scheme that rationally detours, numerical map signal element 32 becomes low frequency simulation letter by D/A signal adapters 31
Number, low-frequency analog signal is amplified by preamplifier 30, then is loaded by signal loading device on frequency electromagnetic waves, and then is passed through
Signal transmits antenna 34 and launched.
As shown in Figure 6, it is assumed that section g constructs due to implementing, temporary closure.Signal pickup assembly of the present invention is individually positioned in
Section f and section g intersections and section g and section e intersections, high-precision GPS alignment system in signal acquiring system of the present invention
10 combinations are determined rapidly particular location of the signal pickup assembly of the present invention in map by cartographic information, and wherein cartographic information is by counting
Word map signal element 32 provides, and can obtain in data storage card and obtain from extrapolation from built-in Man Machine Interface, GPS module
13 determine the particular location in map, while according to the direction of the built-in determining device of gyroscope 17, are placed on same section
Device put according to same direction, device automatic detection and the minimum device of direction difference are matched, the automatic shape in map
Into the section of closed section, the stream oriented device of general wall scroll section closing can automatically determine closed section, if that closes is more simultaneously
Bar section and intersect, if the closed section automatically determined between device is not consistent with actual closed section, operating personnel
It can at the scene be inputted according to actual closed section and closing road is set in a signal pickup assembly manually with display terminal 2
Section, click is set to be mapped to ambient signals harvester.
Central processing unit 6 is transmitted to path planning module 8, path planning module 8 according to obtaining information from signal processing module 7
The optimal scheme that detours is determined according to closed section information and surrounding road section information, in the present embodiment, if longest path section is set
Path hinders weights 2, then it is that 20 this i.e. section are obstructed that closed section, which hinders weights, if necessary to arrive the vehicle in e sections, in the past
It is optimal running section during selection closed section g, it is now desired to which other sections of detouring get to h sections.According to the present embodiment,
It is 1 that section g, which hinders weights, and section e obstruction weights are 1.5, and it is to detour that path planning module, which can recommend section g and section e,
Section.The optimal scheme of detouring provided is transmitted to central processing unit 6,6 sides of detouring of central processing unit by path planning module simultaneously
Case is transmitted to high-frequency electromagnetic wave launcher 9, is passed through again by the drive(r) stage 19 in high-frequency electromagnetic wave launcher 9, power transistor 20
Two layers of the matching network 21 connected by feeder line 22, is finally launched by helical antenna II23.Travel the vehicle receiver on periphery
To signal, according to offer it is optimal detour scheme and itself and destination finally determines the travel route of oneself.
Although giving detailed description and explanation to the embodiment of the present invention above, it should be noted that
We can carry out various equivalent changes and modification to above-mentioned embodiment according to the conception of the present invention, and its caused function is made
, all should be within protection scope of the present invention during with the spirit still covered without departing from specification.
Claims (5)
- A kind of 1. traffic information prompt system in urban road temporary enclosed section, it is characterised in that：Including being arranged on interim envelope Closed circuit section of signal pickup assembly, the signal acquiring system being arranged in signal pickup assembly, helical antenna and it is arranged on vehicle Interior path planning system；The signal pickup assembly sets several, and the intercommunication of the signal pickup assembly can be true Determine the particular location in temporary enclosed section；The signal pickup assembly includes plastic casing and base, is provided with plastic casing on the base, is set on plastic casing It is equipped with circuit control system, scene input and display terminal；The plastic casing upper end is provided with antenna holder；The antenna branch Helical antenna I is provided with frame；The signal acquiring system includes GPS module, location equipment main frame and gyroscope；The GPS module is by positioning text Data connect with after time synchronizing signal processing with location equipment main frame；The gyroscope passes through A/D oversampling converters and positioning Device Host connects；The path planning system includes central processing unit, high-precision GPS alignment system, signal processing module and path planning mould Block；The central processing unit is connected with the high-precision GPS alignment system positioned to vehicle, the frequency electromagnetic waves of transmission signal Transmitter and vehicle-mounted input and display terminal；Path planning module and signal transacting mould are additionally provided with the central processing unit Block；Helical antenna II is provided with the high-frequency electromagnetic wave launcher；The signal acquiring system and path planning system carry out signal transmission by helical antenna I and helical antenna II；The path planning module includes HF signal generator, buffer, amplifier, path planning unit and numerical map letter Number unit；The path planning unit is sequentially connected numerical map signal element, D/A signal adapters, preamplifier and low Audio amplifier；The HF signal generator is sequentially connected buffer, high-frequency amplifier and amplitude modulaor；The Modulation and Amplitude Modulation Low-frequency amplifier and high frequency power amplifier are connected with device；Signal is provided with the high frequency power amplifier and transmits antenna.
- 2. a kind of traffic information prompt system in urban road temporary enclosed section according to claim 1, its feature exist In：Temperature sensor is also associated with the A/D oversampling converters.
- 3. a kind of traffic information prompt system in urban road temporary enclosed section according to claim 2, its feature exist In：The plastic casing uses polypropylene PP materials；The antenna holder uses superhard 7075 aluminum alloy materials.
- 4. a kind of traffic information prompt system in urban road temporary enclosed section according to claim 3, its feature exist In：The high-frequency electromagnetic wave launcher includes drive(r) stage, power discharging transistor and matching network；Drive(r) stage connects with power discharging transistor Two layers of matching network connection connected again with by feeder line afterwards.
- 5. a kind of traffic information prompt system in urban road temporary enclosed section according to claim 4, its feature exist In：The GPS module receives gps signal, reception antenna model ZYGPSDA-30 by reception antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491729.8A CN105206075B (en) | 2015-08-12 | 2015-08-12 | A kind of traffic information prompt system in urban road temporary enclosed section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491729.8A CN105206075B (en) | 2015-08-12 | 2015-08-12 | A kind of traffic information prompt system in urban road temporary enclosed section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105206075A CN105206075A (en) | 2015-12-30 |
| CN105206075B true CN105206075B (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510491729.8A Expired - Fee Related CN105206075B (en) | 2015-08-12 | 2015-08-12 | A kind of traffic information prompt system in urban road temporary enclosed section |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107346610B (en) * | 2016-05-05 | 2021-05-04 | 阿里巴巴集团控股有限公司 | Road condition reminding method and device |
| CN107063281A (en) * | 2017-04-12 | 2017-08-18 | 杨政超 | Automobile navigation method, device and terminal |
| GB201815489D0 (en) | 2018-09-24 | 2018-11-07 | Q Free Asa | Traffic warning system |
| CN111613046B (en) * | 2019-02-26 | 2022-09-23 | 阿里巴巴集团控股有限公司 | Information processing method, device and system |
| CN113554869B (en) * | 2021-07-01 | 2022-04-05 | 华东师范大学 | Road closure detection method based on multi-feature fusion |
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| CN1564215A (en) * | 2004-03-26 | 2005-01-12 | 陈忠 | Roadblock warning plate having flashing warning sound |
| US7301478B1 (en) * | 2006-03-03 | 2007-11-27 | Overland Safety Technologies Corporation | Vehicle safety warning device |
| CN202626852U (en) * | 2012-04-20 | 2012-12-26 | 范文胜 | Automatic road block early warning system |
| CN104594236A (en) * | 2013-10-30 | 2015-05-06 | 新昌县鸿裕工业产品设计有限公司 | Photoelectric road obstacle notice board |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080125970A1 (en) * | 2006-11-28 | 2008-05-29 | Calmar Holdings, Llc. | Traffic safety pylon with GPS locating and RF signalling |
| CN102706358A (en) * | 2012-06-28 | 2012-10-03 | 深圳市凯立德欣软件技术有限公司 | Path planning method, navigation method and terminal for avoiding forbidden road |
| CN103134498B (en) * | 2012-12-25 | 2016-08-10 | 上海博泰悦臻电子设备制造有限公司 | Road condition determines method and device, paths planning method, navigation system |
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2015
- 2015-08-12 CN CN201510491729.8A patent/CN105206075B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1564215A (en) * | 2004-03-26 | 2005-01-12 | 陈忠 | Roadblock warning plate having flashing warning sound |
| US7301478B1 (en) * | 2006-03-03 | 2007-11-27 | Overland Safety Technologies Corporation | Vehicle safety warning device |
| CN202626852U (en) * | 2012-04-20 | 2012-12-26 | 范文胜 | Automatic road block early warning system |
| CN104594236A (en) * | 2013-10-30 | 2015-05-06 | 新昌县鸿裕工业产品设计有限公司 | Photoelectric road obstacle notice board |
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| CN105206075A (en) | 2015-12-30 |
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