CN106327899B - Road traffic paths chosen method, system and Traffic Information service platform - Google Patents
Road traffic paths chosen method, system and Traffic Information service platform Download PDFInfo
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- CN106327899B CN106327899B CN201610761067.6A CN201610761067A CN106327899B CN 106327899 B CN106327899 B CN 106327899B CN 201610761067 A CN201610761067 A CN 201610761067A CN 106327899 B CN106327899 B CN 106327899B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096805—Systems involving transmission of navigation instructions to the vehicle where the transmitted instructions are used to compute a route
- G08G1/096811—Systems involving transmission of navigation instructions to the vehicle where the transmitted instructions are used to compute a route where the route is computed offboard
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096833—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096833—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route
- G08G1/096838—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route where the user preferences are taken into account or the user selects one route out of a plurality
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096833—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route
- G08G1/096844—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route where the complete route is dynamically recomputed based on new data
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Traffic Control Systems (AREA)
- Navigation (AREA)
Abstract
The invention discloses a kind of road traffic paths chosen method, system and Traffic Information service platform, the road traffic paths chosen method includes: to obtain the predetermined request information and traffic flow information of guidance path；Make a reservation for suitable guidance path according to predetermined request information and traffic flow information, generates guidance path predetermined result；By guidance path predetermined result feedback user and update traffic flow information.Since the traffic flow information is based on guidance path predetermined result, the traffic flow information for making a reservation for suitable guidance path and corresponding to period and section based on predetermined request, the two precondition each other, the present invention is using extremely economic means, orderly to use road and efficient, smooth road traffic to formulate good behavioural norm, path planning, the navigation of predetermined and optimal path, solving road congestion and trip problem are provided for the trip of vehicle.
Description
Technical field
The present invention relates to intelligent transportation system technical field, in particular to a kind of road traffic paths chosen method, system
And Traffic Information service platform.
Background technique
With the development of automobile industry, people are complete when increasingly focusing on using automobile while possessing automobile
Body beautification is tested.Existing mobile unit, which has been able to be supplied to user, much to be serviced, including the multimedias such as music, video, picture need
Service etc. in terms of the traffic navigations such as the service asked and real-time road condition information, destination maps.Especially vehicle mounted guidance
System using more more and more universal, driver can be guided to drive by the voice prompting of navigation system, especially when traveling is on footpath between fields
When raw city, user can be helped conveniently and efficiently to arrive at the destination by navigation system.
For onboard navigation system, map of navigation electronic is essential a part, user with navigation system into
When row navigation, navigation system can carry out path calculation based on the navigation requests of user, and the guidance path calculated out is drawn on
User is shown on map of navigation electronic.Specifically by described in the extraction from the road net data of electronic map database
The shape point data of guidance path, and extracted shape point data is loaded, according to the shape point data of load in navigation through electronic
The guidance path is drawn out on map.
Dynamic vehicle navigation system use detailed section coding techniques, can real-time reception roadside equipment provide condition of road surface letter
Breath intuitively quickly shows the detailed road such as road congestion conditions, including main and side road, viaduct by different colours on screen map
Road information keeps driver very clear to road ahead condition information.Meanwhile using dynamic route planning algorithm, automatic speech
The congestion that can be prompted in front of driver is played, and cooks up new guidance path again according to congestion, avoidance is gathered around
Intelligentized dynamic navigation traffic guidance is realized in stifled section.
And real-time traffic channel (TMC, Traffic Message Channel) is exactly the Real-time Traffic Information that we often say
(including real-time road condition, traffic events etc.) are assisted global positioning system (GPS, Global as Europe earliest
Position System) navigation function system.There are mainly three types of such systems, respectively the TravTek system in the U.S. in the whole world
RDS-TMC (RDS:Radio Data System) system of system, the VICS system of Japan and Europe.Wherein, European RDS-
TMC be it is a kind of based on FM broadcast real-time traffic condition of road surface send and receive system.Certainly, existing from the point of view of the information of offer
It is to inform the real-time traffics such as driver's congestion in road degree, emergent traffic incident, traffic control letter that stage TMC, which is more acted on,
Breath, real-time traffic road condition information (referred to as road condition information) generally include the coast is clear, road jogging, congestion in road
With four seed type of road closed.When finding that road ahead situation has congestion or envelope road, user is notified to adjust row in time
Sail route.
But TMC or dynamic vehicle navigation system at this stage is based on different kinds of roads traffic information collection means, needs huge
Roadside equipment, communication and broadcast system and weight capital input obtain real-time road condition information, while for it is current in real time
Congested link in road condition information notifies user to adjust vehicle line；Due to lacking road traffic predetermined information, Bu Nengzhen
Plan of travel is planned to following condition of road surface, cannot fundamentally solve orderly to use path problem.Even if TMC at this stage
Or dynamic vehicle navigation system Instant Messenger knows road congested link and congestion level, emergent traffic incident and severe weather conditions, traffic
The real-time road conditions information such as control carries out traffic guidance, but has blindness for the result of induction and lack foresight, example
Such as by all vehicle guidances to another idle section, as a result congested link is not necessarily unobstructed, and idle section is likely to become
New congested link causes larger range of congestion instead.
Summary of the invention
It is flat that the purpose of the present invention is to provide a kind of road traffic paths chosen method, system and Traffic Information services
Platform makes a reservation for suitable guidance path by user, to obtain the traffic flow information of special time period；Pass through traffic control system
Traffic control to section, to obtain road condition information, and it is subsequent according to traffic flow information and road condition information influence
User makes a reservation for guidance path, realizes traffic guidance.
In order to achieve the above objectives, the present invention provides a kind of road traffic paths chosen methods, comprising:
Obtain the predetermined request information and traffic flow information of guidance path；
Make a reservation for suitable guidance path according to predetermined request information and traffic flow information, generates the predetermined knot of guidance path
Fruit；
Guidance path predetermined result is fed back and updates traffic flow information.
It optionally, further include being changed to guidance path predetermined result, specific method includes: to obtain for guidance path
The change of predetermined result is requested；The navigation of which priority level is given according to traffic flow information and judgement of whether having gone on a journey
Path is as original navigation path and receives to change predetermined；That not yet goes on a journey gives interim guidance path, and that has gone on a journey gives
Preferential guidance path plans guidance path again, adjusts guidance path predetermined result, generates change result；Will change result into
Row feedback.
It optionally, further include that pressure adjustment, specific method are carried out to guidance path predetermined result according to emergent traffic incident
It include: section where obtaining emergent traffic incident and it is expected that lasting period, where forcing to adjust the emergent traffic incident
Section and it is expected that lasting period predetermined guidance path predetermined result by vehicle, generates guidance path and forces adjustment knot
Fruit will be forced to adjust result feedback user, and induction vehicle gets around section where emergent traffic incident；It forces to adjust according to guidance path
It is whole as a result, update traffic flow information.
It optionally, include: to obtain according to the method that predetermined request information and traffic flow information make a reservation for suitable guidance path
Taking, which whether there is in guidance path in the estimated trip period, has made a reservation for be saturated section；It is initially led according to predetermined request information generation
Bit path has made a reservation for be saturated section when being not present in original navigation path, and it is predetermined to generate guidance path using original navigation path
As a result；Make a reservation for be saturated section when existing in original navigation path, provides and made a reservation for satisfy described in guidance path bypass adjusted
And section, guidance path predetermined result is generated using guidance path adjusted.
Optionally, further includes: according to predetermined request information, the guidance path predetermined module automatically generates different priority schedulings
The guidance path of grade selects priority level corresponding with type of vehicle highest as original navigation path according to type of vehicle
Original navigation path generates guidance path predetermined result.
The embodiment of the invention also provides a kind of road traffic Route Guidance Systems, comprising: data obtaining module, navigation road
Diameter predetermined module and information feedback module；
The data obtaining module, for obtaining the predetermined request information and traffic flow information of guidance path；
The guidance path predetermined module, for according to the predetermined suitable navigation of predetermined request information and traffic flow information
Path generates guidance path predetermined result；
The information feedback module updates magnitude of traffic flow letter for being fed back and being assisted by guidance path predetermined result
Breath.
It optionally, further include the guidance path change module changed to guidance path predetermined result, comprising:
The data obtaining module obtains the change request of guidance path predetermined result；
Which the guidance path predetermined module gives preferentially according to traffic flow information and judgement of whether having gone on a journey
The guidance path of grade is as original navigation path and receives to change predetermined；That not yet goes on a journey gives interim guidance path,
Preferential guidance path is given in trip, plans guidance path again, adjusts guidance path predetermined result, generates change result；
The information feedback module is fed back result is changed.
It optionally, further include that pressure adjustment is carried out to guidance path predetermined result according to emergent traffic incident, comprising:
The data obtaining module obtains section where emergent traffic incident and it is expected that lasting period；
The guidance path predetermined module forces to adjust section where the emergent traffic incident and it is expected that when lasting
The predetermined guidance path predetermined result by vehicle of section generates guidance path and forces adjustment result；
Guidance path is forced adjustment result feedback user by the information feedback module, and induction vehicle gets around burst traffic thing
Section where part；
The information feedback module forces adjustment as a result, assisting to update traffic flow information according to guidance path.
Optionally, the guidance path predetermined module includes having made a reservation for be saturated section acquisition module, guidance path selection mould
Block, it is described to have made a reservation for be saturated section acquisition module and obtain to whether there is in the estimated trip period to have made a reservation for be saturated section, it is described
Guidance path selecting module generates original navigation path according to predetermined request information, when there is no made a reservation in original navigation path
It is saturated section, generates guidance path predetermined result using original navigation path；Saturation is made a reservation for when existing in original navigation path
Section, provide guidance path adjusted get around it is above-mentioned make a reservation for be saturated section, utilize guidance path adjusted to generate navigation
Path predetermined result.
The embodiment of the invention also provides a kind of Traffic Information service platforms, comprising: road traffic paths chosen system
System, traffic flow information system；
The traffic flow information system has the traffic flow information of different time sections road；
The road traffic Route Guidance System obtains estimated go on a journey in the period from the traffic flow information system
Traffic flow information, and obtain the predetermined request information of guidance path；It is predetermined according to predetermined request information and traffic flow information
Suitable guidance path generates guidance path predetermined result；Guidance path predetermined result is subjected to feedback user and is sent to institute
Traffic flow information system is stated, the traffic flow information system is updated traffic flow information.
Optionally, further includes: traffic control system, the traffic control system are managed road condition information simultaneously real
Shi Gengxin road condition information, the road condition information influence the planning of road traffic Route Guidance System original navigation path
With guidance path predetermined result.
Optionally, the traffic control system adjusts the road of specific road section according to emergent traffic incident, traffic flow information
Road function limits the guidance path of specific road section, and updates road condition information, road traffic paths chosen system
System adjusts guidance path predetermined result according to updated road condition information, generates and adjustment result is forced to be sent to user, and
Feed back traffic flow information system immediate updating traffic flow information.
It optionally, further include user client, the user client is used to submit the predetermined request information of path navigation
Or for submitting the change solicited message to guidance path predetermined result, show guidance path predetermined result or change request results
And it navigates.
It optionally, further include non-parking charge module, the non-parking charge module is bound with user client, when
Guidance path predetermined result comes into force, and non-parking charge module obtains the charging section information in guidance path predetermined result and combines
Charging standard calculates related toll.
It optionally, further include automatic vehicle identification and positioning system, the automatic vehicle identification and positioning system and traffic
Flow information system is connected with traffic control system, and the row of the vehicle is identified and positioned and obtained to road vehicle
Sail information.
The present invention is compared to the beneficial effect of the prior art:
Road traffic paths chosen method provided by the invention, system, using according to predetermined request information and predetermined request
The traffic flow information of corresponding period and section make a reservation for suitable guidance path, due to the predetermined suitable navigation road
Diameter corresponds to the vehicle flow information in period and section based on predetermined request, it is ensured that predetermined amount of time will not encounter road when going on a journey
Stifled situation；Navigation path planning provided by the invention, although navigation selection is smooth when will not go on a journey as the prior art
Logical guidance path, but when subsequent burst traffic events and severe weather conditions, traffic control etc. cause condition of road surface to change, no
Can obtain effectively notifying and orderly guidance, user will not be misled and enter temporary smooth section, will not stop over user when
Between, the Experience Degree of navigation user can be greatly improved.
User of the invention, which can according to need, proposes change request, root to the guidance path predetermined result set in advance
The traffic flow information of corresponding period and section are requested according to change, according to whether which judgement of having gone on a journey gives preferentially
The guidance path of grade is as original navigation path and receives to change predetermined；That not yet goes on a journey gives interim guidance path,
Preferential guidance path is given in trip, plans guidance path again, adjusts guidance path predetermined result, generates change result.With
Family not only can predetermined guidance path in advance, change request can also be proposed before traveling or in driving process, wherein exercising
Vehicle in journey will obtain preferential guidance path, request the traffic flow information in corresponding period and section timely according to change
Adjust vehicle line.
When there is emergent traffic incident, section where obtaining emergent traffic incident and it is expected that duration, update friendship
Passway condition information influences guidance path guidance path predetermined result according to updated traffic route condition information, generates
Adjustment is forced as a result, adjustment result will be forced to be sent to user client, travel route is adjusted by timely proactive notification user,
Orderly induction traffic, can effectively solve the problem that since road condition information and navigation route information asymmetry lead to the difficulty of traffic jam
Topic.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, embodiment will be described below
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the Traffic Information service platform of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the road traffic Route Guidance System of the embodiment of the present invention；
Fig. 3 is the flow diagram of the road traffic paths chosen method of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Embodiment one
The embodiment of the present invention provides firstly a kind of Traffic Information service platform, referring to FIG. 1, including: that road is handed over
Path inducible system 10, traffic flow information system 20, user client 30, traffic control system 40；
The traffic flow information system 20 has the traffic flow information in each section of different time sections；
The traffic control system 40 has the corresponding road condition information in each section；
The user client 30 is used to submit the predetermined request information of path navigation, change solicited message, display navigation
Path predetermined result is simultaneously navigated；
The road traffic Route Guidance System 10 obtains estimated go on a journey the period from the traffic flow information system 20
Interior traffic flow information obtains the corresponding condition of road surface letter in each section in the estimated period of going on a journey from traffic control system 40
It ceases, and obtains the predetermined request information of guidance path from user client 30；According to predetermined request information and traffic flow information
Make a reservation for suitable guidance path, generates guidance path predetermined result；Guidance path predetermined result is carried out to feed back to user client
It holds and sends the traffic flow information system for guidance path predetermined result, the traffic flow information system is to traffic flow
Amount information is updated.
The user client 30 can be vehicle mounted guidance, pc client or mobile APP etc., the user client 30 with
Corresponding vehicle is bound, when so that user client submitting the predetermined request information of guidance path, change solicited message, from
It is dynamic to upload corresponding information of vehicles.
The predetermined request information includes at least the license plate number of vehicle, type of vehicle, departure place, destination, estimated trip
Date, estimated travel time are several therein, and the change solicited message includes at least the license plate number of vehicle, type of vehicle, goes out
It sends out ground, destination, the estimated trip date, expect that the travel time is several therein.
In other embodiments, the user client 30 can not also be bound in advance with corresponding vehicle, when need
When wanting reservation navigation path, corresponding information of vehicles, such as license plate number, the type of vehicle of vehicle etc. are inputted, to know vehicle
Permission whether be restrict driving, whether be emergency vehicle etc., and then accordingly distribute different paths.
The user client has global positioning system, obtains user client in real time by satellite positioning
(i.e. vehicle) current position and various driving informations, such as lane information, average speed, automobile's instant velocity etc..
When the user client 30 gets one or more scheduled guidance path, or directly it is determined pre-
About, or by user interface selected wherein suitable guidance path as after final guidance path complete reserve.
The electronic map of the user client can display in real time the physical location of vehicle, and the electronic map can be with
Arbitrarily enlarged, diminution, roll screen or any direction translation；The electronic map can be mobile with target, so that target positions vehicle
It remains on the screen, realizes the real-time tracking to vehicle and cargo；The electronic map can also show plan trip area
The road traffic flow information in domain.
The traffic flow information system 20 is stored with the traffic flow information of different time sections different sections of highway.In this implementation
In example, the traffic flow information includes current traffic flow information and predetermined traffic flow information.The traffic flow information
System 20 by the global positioning system of user client, be located at road vehicle automatic identification and positioning system
Current traffic flow information is obtained, successful guidance path is reserved based on current traffic information adjustment.The magnitude of traffic flow letter
Breath system 20 obtains the predetermined traffic flow information of some following period by the road traffic Route Guidance System 10.
The traffic control system 40 is managed road condition information.The traffic control system real-time update road
Condition information, and road traffic Route Guidance System subsequent user is influenced to leading according to traffic flow information and road condition information
Predetermined, the realization traffic guidance of bit path.
In the present invention, the traffic control system 40 and the Internet traffic security service of traffic-police manage platform,
The traffic control system shares road condition information by internet and traffic safety service management platform.
In other embodiments, the traffic control system can directly be managed by traffic-police or platform management person.
In the present invention, the section includes highway, city or backroad at different levels, street or path, bridge or tunnel
Deng one or more snippets for allowing vehicle normal pass, final guidance path is made of one or more snippets section.
The highway includes highway or common road, and highway is with entrance, service area, gas station or charge station
It is segmented, common road is segmented with the intersection or charge station that enter and leave with vehicle.
The city or backroad, street or path enter and leave with traffic lights, the entrance in parking lot or with vehicle
Intersection be segmented.
The bridge or tunnel, viaduct, are segmented with entrance or charge station.
Wherein, different sections is considered as the section with intermediate isolating band, positive lane and reverse track；With two
A section with up-run lane, different runways are considered as different sections；Section with viaduct or tunnel, ground section
It is considered as different sections with overhead section, tunnel road.
The road condition information includes that different time sections different sections of highway influences section normal pass or extremely current institute
Have information, normal section can be planned with execution route, abnormal section be unable to execution route planning, road condition information include but
Be not limited to: maximum travelling speed limitation and period, vehicle average speed per hour and period, the in the past magnitude of traffic flow, the maximum magnitude of traffic flow or
The traffic capacity between unit, no through traffic traffic between class of vehicle and period, the license plate classification that no through traffic and period, section
The period of signal lamp, the quantity in tide lane and period, the interim section that no through traffic and period.
By above-mentioned road condition information, the maximum magnitude of traffic flow of certain a road section certain time period Nei can be known, and lead to
It crosses traffic flow information system and obtains the vehicle fleet size for being intended to pass through the section in the period, it will be able to know that also how many is surplus
The remaining magnitude of traffic flow.
When find the period in be intended to pass through the section vehicle fleet size make a reservation for saturation, or practical vehicle flowrate approach or
More than the maximum magnitude of traffic flow, subsequent scheduled vehicle is shunted, subsequent scheduled guidance path will get around the section；Due to
It is various it is contemplated that the reason of, such as travel and miss turning on the way or leave the chance of outlet, if by the vehicle in the section
Quantity has been more than the estimated maximum magnitude of traffic flow, script is reserved successfully not yet trip or it is expected that into the part in the enforcement of the section
Vehicle compulsory shunts, and adjustment is forced in generation as a result, the user that notice is forced to adjust navigation results avoids this change travel time
Period changes its course and gets around the section.
In other embodiments, global positioning system and global system for mobile communications, magnitude of traffic flow letter are utilized
Breath system motion profile used for vehicles is recorded and is positioned.The electronic map of the traffic flow information system can be real
When show the physical location of vehicle, the electronic map can it is arbitrarily enlarged, reduce, roll screen or any direction translation；The electronics
Map can be mobile with target, and target positioning vehicle be made to remain on the screen, realizes to the real-time of important vehicle and cargo
Tracking；The electronic map can also multiwindow, more vehicles or multi-screen track simultaneously, for record, show or count in real time friendship
Through-current capacity and historical traffic flows；During the driving period, the predetermined information of vehicle and real-time trace information, the electronic map are utilized
It can also show normal preset vehicle and improper scheduled vehicle.
In the present invention, the traffic control system shares traffic flow by internet and traffic safety service management platform
Measure information.The traffic control system can adjust special according to emergent traffic incident and severe weather conditions, traffic flow information
The function path for determining section limits the guidance path of specific road section, and updates road condition information, and the adjustment includes
But it is not limited to:
The positive lane in section is adjusted to reverse track, or the reverse track in section is reverted into positive lane；
The roadside lane in section is adjusted to interim roadside to park lane, or interim roadside lane of parking is reverted to normally
Current lane；
Some or all of section lane is closed, or some or all of section lane is restored to pass through；
The outlet in section and/or entrance are closed, or the outlet in section and/or entrance are restored to pass through；
Signal lamp cycle between section is adjusted；
Gas station, service center and charge station between section is opened or closed.
After section is adjusted, the reason of traffic control system adjusts section, is marked as follows with the time limit:
Due to weather, such as heavy rain, dense fog, ice and snow etc.；
Due to emergency events such as traffic accidents；
Due to fire-fighting, medical aid, public security, the emergencies such as speedily carry out rescue work；
Due to scheduled events such as access, meeting, match, large-scale activity, road maintenances.
With the adjustment in clear time limit in above-mentioned adjustment, tune is automatically restored to after marking specific time limit, time limit to reach
Whole pervious state；The adjustment in not clear time limit, is marked according to without time limit, adjusts until next time.
Above-mentioned section is adjusted and is marked reason, after the time limit, the traffic control system deposits above- mentioned information
It stores up and updates traffic flow information.
The road traffic Route Guidance System is according to the predetermined suitable navigation of predetermined request information and traffic flow information
Path generates guidance path predetermined result.
In the present embodiment, the road traffic Route Guidance System, referring to FIG. 2, include: data obtaining module 11,
Guidance path predetermined module 12, guidance path change module 13 and information feedback module 14；
The data obtaining module 11 is connected with user client 30, traffic flow information system 20 respectively, for obtaining
Predetermined request information, change solicited message and the traffic flow information of guidance path；
The guidance path predetermined module 12, for suitably being led according to predetermined request information and traffic flow information are predetermined
Bit path generates guidance path predetermined result；
Whether the guidance path changes module 13, for according to change solicited message, traffic flow information and having gone out
Row judgement gives the guidance path of which priority level as original navigation path and receives to change predetermined；Not yet go on a journey to
Interim guidance path is given, that has gone on a journey gives preferential guidance path, generates change result；
The information feedback module 14, for carrying out guidance path predetermined result, change result to feed back to user client
It holds and sends traffic flow information system 20 for guidance path predetermined result, traffic flow is updated by traffic flow information system 20
Measure information.
The predetermined request information includes at least license plate number, type of vehicle, departure place, destination, expects the trip date, is pre-
It is several therein to count the travel time；The guidance path predetermined result includes at least license plate number, departure place, destination, makes a reservation for lead
Bit path, departure time are several therein.
The guidance path predetermined module 12 includes having made a reservation for be saturated section acquisition module, guidance path selecting module, institute
It states to have made a reservation for be saturated to whether there is in the section acquisition module acquisition estimated trip period and has made a reservation for saturation section, the navigation road
Diameter selecting module generates original navigation path according to predetermined request information, when there is no made a reservation for be saturated road in original navigation path
Section generates guidance path predetermined result using original navigation path, has made a reservation for be saturated section when existing in original navigation path, mention
Make a reservation for be saturated section for guidance path adjusted bypass is above-mentioned, it is predetermined to generate guidance path using guidance path adjusted
As a result.
For example, user is in predetermined, the predetermined request information that before travel, carries out guidance path in advance by user client
Several therein, the example including at least license plate number, type of vehicle, departure place, destination, estimated trip date, estimated travel time
If the corresponding license plate number of the vehicle of predetermined request information is Zhejiang A16G20, vehicle is common pony car, and departure place is Hangzhou
Eastern station, destination are Stadium of Dragon Sports Center, it is contemplated that the trip date is on September 4th, 2016, it is contemplated that 10 divide when the travel time is 18.
The guidance path predetermined module 12 separates hair according to when above-mentioned predetermined request information and on September 4,18 2016 10
Traffic flow information generate original navigation path.The original navigation path is made of at least one or more section, originally
There is no saturation section has been made a reservation in beginning guidance path, using the original navigation path as suitable guidance path, generation is led
Bit path predetermined result, and the guidance path predetermined result is sent respectively to user client 30 and traffic flow information system
System 20.The suitable guidance path can be one or more, and when suitable guidance path is a plurality of, user can pass through
User client select one therein as final guidance path.
Make a reservation for be saturated section when at least there is one in the guidance path, the guidance path predetermined module is advised again
It draws guidance path and gets around the section, generate guidance path predetermined result using guidance path adjusted.
According to type of vehicle, the guidance path predetermined module automatically generates the guidance path of different priority levels as just
Beginning guidance path selects the highest original navigation path of priority level corresponding with type of vehicle, generates the predetermined knot of guidance path
Fruit.
In the present embodiment, the guidance path is divided into emergency navigational path and common navigation path.
Medical aid, fire-fighting, speedily carry out rescue work, the vehicle during public security etc. is turned out for work and other successfully apply for the urgent of emergency navigational path
Vehicle obtains emergency navigational path automatically, and the emergency navigational path is that distance is most short in all guidance paths or the time is shortest
Path, even if having made a reservation for be saturated section there are at least one in emergency navigational path.In other embodiments, the emergency navigational
Path even can be that vehicle provides fast path by adjusting part way function, for example, by reversed lane wherein one adjust
Whole is positive lane, can greatly shorten distance or the time in emergency navigational path.
Common vehicle obtains common navigation path automatically, in addition to optimal guidance path, when existing extremely in common navigation path
Few one when make a reservation for be saturated section, the guidance path predetermined module will plan that guidance path gets around the section again, utilization
Guidance path adjusted generates guidance path predetermined result.
In other embodiments, the common navigation path can be divided into the guidance path of different priority levels, such as optimal
Guidance path, preferential guidance path and interim guidance path.
The optimal guidance path, for trolleies more than bus, taxi, 4 people, mini-buses more than 15 people, 40 people
Above bus, special line vehicle, special-purpose vehicle and other successfully apply for the vehicle of optimal guidance path；
The preferential guidance path, for the vehicle of predetermined guidance path in advance, travelled in road vehicle and
Other successfully apply for the vehicle of preferential guidance path；
The interim guidance path, for being temporarily reserved the vehicle of guidance path.
When the vehicle of different priority levels guidance path is predetermined need to be by make a reservation for saturation section when, preferentially to optimal
The vehicle of guidance path plans the section, and the guidance path of other vehicles is adjusted；When different priority levels guidance path
Vehicle it is predetermined by predetermined saturation section when, the section preferentially is planned to the vehicle with preferential guidance path until the road
The predetermined saturation of section.It can be seen that the guidance path of interim guidance path vehicle can be adjusted planning always to meet preferential navigation
The demand of path vehicle；The guidance path of preferential guidance path vehicle can be adjusted planning to meet optimal guidance path vehicle
Demand；The vehicle of optimal guidance path can obtain guidance path, subscribe saturation section even if existing in path.According to vehicle class
Type, the guidance path predetermined module select the highest guidance path of priority level corresponding with type of vehicle, generate navigation road
Diameter predetermined result.
Emergent traffic incident is the main reason for causing traffic congestion, including bad weather reason, for example, heavy rain, dense fog,
Ice and snow etc. causes zonal section current function forfeiture or traffic capacity decline；Since the emergency events such as traffic accident cause certain
Section whole lane or part lane function lose or traffic capacity decline；Due to fire-fighting, medical aid, public security, speedily carry out rescue work
Equal emergencies need adjustment member section, the function of traffic lights or execution traffic control.Above-mentioned event directly results in certain
A road section current function loses or traffic capacity decline, to cause mass transportation congestion, for above-mentioned emergent traffic incident
Or severe weather conditions, emergency response how is made in time, and carrying out predictable traffic guidance is always to perplex China to be
To the project of global control of traffic and road department.
In embodiments of the present invention, the traffic control system obtains emergent traffic incident or bad weather conditions place in real time
The information in section and predicted duration, immediate updating road condition information, to influence road traffic Route Guidance System
Navigation path planning and guidance path predetermined result, such as some entrance of closing high-speed highway, two for closing certain section
Lane, to reduce the maximum traffic capacity of corresponding road section and maximum can pre- threshold quantity.
The data obtaining module obtains updated road condition information, and the guidance path predetermined module is according to update
Road condition information afterwards forces adjustment guidance path predetermined result.It is regular according to the adjustment of different priority levels guidance path,
The guidance path of interim guidance path vehicle is adjusted planning first to meet the needs of preferential guidance path vehicle, the knot of adjustment
Fruit is to obtain interim guidance path；If adjusting interim guidance path is not able to satisfy current demand, preferential guidance path vehicle still
Guidance path can be adjusted planning to meet the needs of optimal guidance path vehicle, adjustment the result is that obtaining preferential navigation road
Diameter；If adjusting preferential guidance path is not able to satisfy current demand still, the vehicle of optimal guidance path can obtain new optimal lead
Bit path has subscribed saturation section even if existing in new path.Adjust guidance path the result is that enabling priority level minimum
Vehicle gets around corresponding road section, until the corresponding magnitude of traffic flow of current or scheduled guidance path meet update after corresponding road section most
Big traffic limitation generates guidance path and forces adjustment as a result, forcing adjustment result to be automatically transmitted to be adjusted the guidance path
Whole user client change navigation, and feed back traffic flow information system immediate updating traffic flow information.
User client receives after above-mentioned guidance path forces adjustment result, according to force the guidance path of adjustment result into
Row navigation.By proactive notification user in time, effectively adjust vehicle line, can effectively solve the problem that due to road condition information and
The problem of navigation route information asymmetry leads to traffic congestion.
User of the invention can also propose change request to the guidance path predetermined result set in advance as needed.
Although user subscribes the guidance path predetermined result that destination is Stadium of Dragon Sports Center in advance, due to predictable original
Cause can propose change request before travel or in driving process by user client 30, and the guidance path changes module
13 request the traffic flow information of corresponding period and section according to change, plan guidance path again, adjust guidance path
Predetermined result generates change result and feeds back to user client and traffic flow information system.
In other embodiments, the guidance path predetermined result proposition change request as user to having set in advance, it is described
Whether guidance path changes module and requests the traffic flow information of corresponding period and section according to change and gone on a journey
Judgement gives the guidance path of which priority level as original navigation path and receives to change predetermined；That not yet goes on a journey gives
Interim guidance path, that has gone on a journey gives preferential guidance path, plans guidance path, the predetermined knot of adjustment guidance path again
Fruit generates change result and feeds back to user client and traffic flow information system.
In other embodiments, the Traffic Information service platform further includes automatic vehicle identification and positioning system,
The automatic vehicle identification and positioning system include the not parking automatic car identification system in section, to the vehicle travelled on road
Location information obtained and upload to traffic flow information system and guidance path predetermined module.
The not parking automatic car identification system in the section includes roadside identification equipment in one of the embodiments, is led to
Short distance communication modes are crossed, realize the both-way communication between roadside identification equipment and user client.The short range communication, including it is micro-
The mechanicss of communication such as wave, infrared or radio frequency.The user client stores the basic identity letter of the vehicles such as license plate number, type of vehicle
The read-write operation of roadside identification equipment is ceased and receives, the roadside identification equipment can be in vehicle and user client motion state
The lower accurate identity information for reading vehicle and the read-write operation for receiving user client, the base of vehicle identification and traffic information record
This process is as follows:
Vehicle enters in the short-range communication range of roadside identification equipment, triggering user client starting short range communication
Read-write operation；
Roadside identification equipment and user client carry out two-way communication and judge the validity of electronic tag, effectively then record
Vehicle identification and time mark, and the caution sign of on board unit and roadside unit are then alarmed and light in vain, until vehicle leaves
Detection zone；
Meanwhile vehicle by capture coil when, if alarm be triggered, roadside identify equipment carry out video capture, character
Information of vehicles can be added to and capture in image by superimposer；
Roadside identification equipment records and saves vehicle license plate number and temporal information by section, and is uploaded to the road
Traffic monitoring system is completed to the monitoring of vehicle and the record of driving condition.
In other embodiments, the automatic vehicle identification and positioning system further include parking lot automatic vehicle identification system
System, the parking lot automatic car identification system include Entrance/outlet end, parking lot fixed or mobile in parking lot
Card read/write equipment, automatic identification, switch parking lot entrance equipment when entering for vehicle or exit parking lot and automatic
Payment.
In other embodiments, the Traffic Information service platform further includes non-parking charge module, described not stop
Vehicle Charging Module and user client are connected and the dedicated financial account of way leave charge corresponding with user client is bound,
When guidance path predetermined result comes into force, non-parking charge module obtains the charging standard and charging original of traffic control system setting
Then, and obtain the charging section information in guidance path predetermined result generate the statement of expense be sent to user client.It is described not
Car park payment module deducts correlative charges from the corresponding financial account of user client automatically.
In other embodiments, guidance path is obtained while user client obtains guidance path predetermined result to calculate
Related toll is equal to the deduction for receiving above-mentioned related travelling expenses, does not stop when user receives above-mentioned guidance path predetermined result
Vehicle Charging Module deducts relevant toll by the corresponding financial account of user client.
Embodiment two
The embodiment of the invention also provides a kind of road traffic paths chosen methods, referring to FIG. 3, including:
Step S101 obtains the predetermined request information and traffic flow information of guidance path；
Step S102 makes a reservation for suitable guidance path according to predetermined request information and traffic flow information, generates navigation road
Diameter predetermined result；
Guidance path predetermined result is fed back and updates traffic flow information by step S103.
Original navigation path is generated according to the traffic flow information of above-mentioned predetermined request information and predetermined amount of time.It is described first
Beginning guidance path is made of at least one or more section, has made a reservation for be saturated section when being not present in original navigation path, by institute
It states original navigation path and generates guidance path predetermined result as suitable guidance path, and the guidance path is made a reservation for into knot
Fruit is sent respectively to user client and traffic flow information system.The suitable guidance path can be one or more,
When suitable guidance path be it is a plurality of when, user can be selected by user client one therein as final navigation road
Diameter.Make a reservation for be saturated section when at least there is one in the guidance path, the guidance path predetermined module is planned again to be led
Bit path gets around this and has made a reservation for be saturated section, generates guidance path predetermined result using guidance path adjusted.
The predetermined request information includes at least license plate number, type of vehicle, departure place, destination, expects the trip date, is pre-
It is several therein to count the travel time；The guidance path predetermined result includes at least license plate number, departure place, destination, makes a reservation for lead
Bit path, departure time are several therein.
When user is when Iterim Change occurs for trip requirements before travel or in vehicle travel process, including it is pre- to guidance path
Determine result to change, specific method includes: the change request for obtaining guidance path predetermined result, and the change request is at least wrapped
It includes license plate number, type of vehicle, departure place, destination, the estimated trip date, expect that the travel time is several therein；According to traffic
Flow information judges whether that receiving change makes a reservation for, and generates change result；Change result is fed back.
In other embodiments, the guidance path predetermined result proposition change request as user to having set in advance, it is described
Whether guidance path changes module and requests the traffic flow information of corresponding period and section according to change and gone on a journey
Judgement gives the guidance path of which priority level as original navigation path and receives to change predetermined；That not yet goes on a journey gives
Interim guidance path, that has gone on a journey gives preferential guidance path, plans guidance path, the predetermined knot of adjustment guidance path again
Fruit generates change result and feeds back to user client and traffic flow information system.
In addition, emergent traffic incident and severe weather conditions are the main reason for causing traffic congestion, this kind of event is direct
Lead to the forfeiture of certain a road section current function or traffic capacity decline, to cause mass transportation congestion.In the present invention, described
The information in section and predicted duration where traffic control system obtains emergent traffic incident or bad weather conditions in real time, immediately
Road condition information is updated, to influence the navigation path planning and the predetermined knot of guidance path of road traffic Route Guidance System
Fruit, such as some entrance of closing high-speed highway, close two lanes in certain section, hand over to reduce the maximum of corresponding road section
The logical traffic capacity and maximum can pre- threshold quantities.
The data obtaining module obtains updated road condition information, and the guidance path predetermined module is according to update
Road condition information afterwards forces adjustment guidance path predetermined result.It is regular according to the adjustment of different priority levels guidance path,
The guidance path of interim guidance path vehicle is adjusted planning first to meet the needs of preferential guidance path vehicle, the knot of adjustment
Fruit is to obtain interim guidance path；If adjusting interim guidance path is not able to satisfy current demand, preferential guidance path vehicle still
Guidance path can be adjusted planning to meet the needs of optimal guidance path vehicle, adjustment the result is that obtaining preferential navigation road
Diameter；If adjusting preferential guidance path is not able to satisfy current demand still, the vehicle of optimal guidance path can obtain new optimal lead
Bit path has subscribed saturation section even if existing in new path.Adjust guidance path the result is that enabling priority level minimum
Vehicle gets around corresponding road section, until the corresponding magnitude of traffic flow of scheduled guidance path meets the maximum traffic of corresponding road section after update
Limitation generates guidance path and forces adjustment as a result, forcing adjustment result to be automatically transmitted to user client the guidance path
Change navigation, and feed back traffic flow information system immediate updating traffic flow information.
User client receives after above-mentioned guidance path forces adjustment result, according to force the guidance path of adjustment result into
Row navigation.By proactive notification user in time, effectively adjust vehicle line, can effectively solve the problem that due to road condition information and
The problem of navigation route information asymmetry leads to traffic congestion.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of road traffic paths chosen method characterized by comprising
The predetermined request information and traffic flow information of guidance path are obtained, the guidance path is divided into emergency navigational path and general
Admittance bit path, the common navigation path are divided into the common navigation path of different priority levels, and the predetermined request information is extremely
Less include license plate number, type of vehicle, departure place, destination, the estimated trip date, expect that the travel time is several therein, it is described
Traffic flow information includes current traffic flow information and predetermined traffic flow information；
Make a reservation for suitable guidance path according to predetermined request information and traffic flow information, generates guidance path predetermined result, institute
It is therein several including at least license plate number, departure place, destination, predetermined guidance path, departure time to state guidance path predetermined result
?；
Guidance path predetermined result is fed back and updates traffic flow information；
It further include being changed to guidance path predetermined result, specific method includes: to obtain for guidance path predetermined result
Change request；According to traffic flow information and whether the guidance path which priority level oneself gives through trip judgement is used as just
Beginning guidance path simultaneously receives to change predetermined；That not yet goes on a journey gives interim guidance path, and that has gone on a journey gives preferential navigation road
Diameter plans guidance path again, adjusts guidance path predetermined result, generates change result: change result is fed back.
2. road traffic paths chosen method as described in claim 1, which is characterized in that further include according to burst traffic thing
Part carries out pressure adjustment to guidance path predetermined result, and specific method includes: section where obtaining emergent traffic incident and pre-
Count the lasting period, force to adjust section where the emergent traffic incident and it is expected that the lasting period it is predetermined by vehicle
Guidance path predetermined result generates guidance path and forces adjustment as a result, result feedback user will be forced to adjust, and induction vehicle is got around
Section where emergent traffic incident；Adjustment is forced according to guidance path as a result, updating traffic flow information.
3. road traffic paths chosen method as described in claim 1, which is characterized in that according to predetermined request information and traffic
The method that flow information makes a reservation for suitable guidance path includes: to obtain in the estimated trip period to whether there is oneself in guidance path
Predetermined saturation section: generating original navigation path according to predetermined request information, predetermined full when oneself is not present in original navigation path
And section, guidance path predetermined result is generated using original navigation path: when there are oneself predetermined saturation roads in original navigation path
Section provides guidance path adjusted and gets around oneself predetermined saturation section, guidance path adjusted is utilized to generate navigation road
Diameter predetermined result.
4. road traffic paths chosen method as claimed in claim 3, which is characterized in that further include: believed according to predetermined request
Breath, the guidance path predetermined module automatically generate the guidance path of different priority levels as original navigation path, according to vehicle
Type selects the highest original navigation path of priority level corresponding with type of vehicle, generation guidance path predetermined result.
5. a kind of road traffic Route Guidance System characterized by comprising data obtaining module, guidance path predetermined module
And information feedback module；
The data obtaining module, for obtaining the predetermined request information and traffic flow information of guidance path, the navigation road
Diameter is divided into emergency navigational path and common navigation path, and the common navigation path is divided into the common navigation road of different priority levels
Diameter, the predetermined request information include at least the license plate number of vehicle, type of vehicle, departure place, destination, the estimated trip date,
It is expected that the travel time is several therein, the traffic flow information includes current traffic flow information and predetermined magnitude of traffic flow letter
Breath；
The guidance path predetermined module, for according to the predetermined suitable navigation road of predetermined request information and traffic flow information
Diameter, generates guidance path predetermined result, and the guidance path predetermined result includes at least license plate number, departure place, destination, makes a reservation for
Guidance path, departure time are several therein；
The information feedback module updates traffic flow information for being fed back and being assisted by guidance path predetermined result；
It further include the guidance path change module changed to guidance path predetermined result, comprising:
The data obtaining module obtains the change request of guidance path predetermined result；
The guidance path predetermined module judges whether that receiving change makes a reservation for, and generates change result according to traffic flow information；
The information feedback module is fed back result is changed；
It further include being changed to guidance path predetermined result, specific method includes: to obtain for guidance path predetermined result
Change request；According to traffic flow information and whether the guidance path which priority level oneself gives through trip judgement is used as just
Beginning guidance path simultaneously receives to change predetermined；That not yet goes on a journey gives interim guidance path, and that has gone on a journey gives preferential navigation road
Diameter plans guidance path again, adjusts guidance path predetermined result, generates change result: change result is fed back.
6. road traffic Route Guidance System according to claim 5, which is characterized in that further include according to burst traffic thing
Part carries out pressure adjustment to guidance path predetermined result, comprising:
The data obtaining module obtains section where emergent traffic incident and it is expected that lasting period；
The guidance path predetermined module force to adjust section where the emergent traffic incident and it is expected that the lasting period it is pre-
Surely the guidance path predetermined result for passing through vehicle generates guidance path and forces adjustment result；
Guidance path is forced adjustment result feedback user by the information feedback module, and induction vehicle gets around emergent traffic incident institute
In section:
The information feedback module forces adjustment as a result, assisting to update traffic flow information according to guidance path.
7. road traffic Route Guidance System according to claim 5, which is characterized in that the guidance path predetermined module
Including oneself the predetermined acquisition of saturation section module, guidance path selecting module, oneself the predetermined saturation section obtains module and obtains in advance
It counts with the presence or absence of oneself predetermined saturation section in travel time section, the guidance path selecting module is generated according to predetermined request information
Original navigation path generates navigation road using original navigation path when oneself predetermined saturation section is not present in original navigation path
Diameter predetermined result: when there are oneself predetermined saturation section, provided in original navigation path guidance path adjusted get around it is above-mentioned oneself
Predetermined saturation section, generates guidance path predetermined result using guidance path adjusted.
8. a kind of Traffic Information service platform characterized by comprising road traffic Route Guidance System, the magnitude of traffic flow
Information system:
The traffic flow information system has the traffic flow information of different time sections road；
The road traffic Route Guidance System obtains the estimated traffic gone on a journey in the period from the traffic flow information system
Flow information, guidance path are divided into emergency navigational path and common navigation path, and the common navigation path is divided into different preferential
The common navigation path of grade, and the predetermined request information of guidance path is obtained, the predetermined request information includes at least license plate
Number, type of vehicle, departure place, destination, estimated trip date, estimated travel time it is several therein, believed according to predetermined request
Breath and traffic flow information make a reservation for suitable guidance path, generate guidance path predetermined result, and the traffic flow information includes
Guidance path predetermined result is carried out feedback user and is sent to described by current traffic flow information and predetermined traffic flow information
Traffic flow information system, the traffic flow information system are updated traffic flow information；
Further include: traffic control system, the traffic control system is managed to road condition information and real-time update road
Condition information, the road condition information influence planning and the guidance path of road traffic Route Guidance System original navigation path
Predetermined result,
It further include being changed to guidance path predetermined result, specific method includes: to obtain for guidance path predetermined result
Change request；According to traffic flow information and whether the guidance path which priority level oneself gives through trip judgement is used as just
Beginning guidance path simultaneously receives to change predetermined；That not yet goes on a journey gives interim guidance path, and that has gone on a journey gives preferential navigation road
Diameter plans guidance path again, adjusts guidance path predetermined result, generates change result: change result is fed back.
9. Traffic Information service platform as claimed in claim 8, which is characterized in that the traffic control system is according to prominent
Traffic events, traffic flow information are sent out, the function path of specific road section is adjusted, the guidance path of specific road section is limited,
And road condition information is updated, the road traffic Route Guidance System adjusts navigation road according to updated road condition information
Diameter predetermined result generates and adjustment result is forced to be sent to user, and feeds back the traffic flow information system immediate updating magnitude of traffic flow
Information.
10. Traffic Information service platform as claimed in claim 8, which is characterized in that it further include user client, it is described
User client is for submitting the predetermined request information of path navigation or for submitting the change to guidance path predetermined result to ask
Information is sought, show guidance path predetermined result or change request results and is navigated.
11. Traffic Information service platform as claimed in claim 10, which is characterized in that further include non-parking charge mould
Block, the non-parking charge module are connect with the traffic control system and the user client, when the predetermined knot of guidance path
Fruit is come into force, and the non-parking charge module obtains the charging standard and charging principle of traffic control system setting, and obtains navigation
Charging section information in the predetermined result of path generates the statement of expense and is sent to the user client.
12. Traffic Information service platform as claimed in claim 8, which is characterized in that further include automatic vehicle identification and
Positioning system, the automatic vehicle identification and positioning system are connected with traffic flow information system and traffic control system, to road
The vehicle of road is identified and positioned and obtains the driving information of the vehicle.
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| CN201610761067.6A CN106327899B (en) | 2016-08-29 | 2016-08-29 | Road traffic paths chosen method, system and Traffic Information service platform |
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| CN109827587B (en) * | 2019-02-25 | 2023-01-17 | 三明学院 | Intelligent route planning system for new energy automobile |
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| CN112325895B (en) * | 2020-10-29 | 2023-01-13 | 腾讯科技（深圳）有限公司 | Navigation information processing method, terminal and server |
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