CN103886769A - Vehicle dynamic path navigation method and device for obtaining road condition video information in real time - Google Patents
Vehicle dynamic path navigation method and device for obtaining road condition video information in real time Download PDFInfo
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- CN103886769A CN103886769A CN201210559089.6A CN201210559089A CN103886769A CN 103886769 A CN103886769 A CN 103886769A CN 201210559089 A CN201210559089 A CN 201210559089A CN 103886769 A CN103886769 A CN 103886769A
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Abstract
The invention discloses a vehicle dynamic path navigation method for obtaining road condition video information in real time. The method comprises a navigation device firstly calculating at least one navigation path from the starting point to the destination according to the topological relation of the road nodes in navigation data; then, matching traffic camera information to the navigation path, calculating the path distance from each traffic camera point to vehicle current point, and meanwhile, carrying out ranking based on the path distance from each traffic camera point to the vehicle current point; and at last, obtaining and displaying real-time dynamic traffic video pictures. The invention also discloses a vehicle dynamic path navigation device for obtaining the road condition video information in real time. The device comprises a path programming module, a traffic camera data matching module, a dynamic traffic video displaying module and a comprehensive control module. Therefore, the traffic circulation efficiency of a road network can be effectively improved, and the problem of traffic jam is greatly improved.
Description
Technical field
The present invention relates to a kind of navigational system, particularly a kind of Vehicular navigation system.
Background technology
Along with maintaining sustained and rapid growth of national economy, automobile is universal gradually, and motor vehicles for civilian use recoverable amount continues to increase, and passenger car and cargo vehicle increase comprehensively, and private car enters average family fast, and the thing followed is that traffic jam is also more and more serious.
In prior art, traffic navigation system can not provide real-time traffic dynamic information, and static state when the electronic map data of location that system provides, does not have a current road traffic condition of real reflection.User, in driving way, can only rely on and dial mobile phone, listen the mode in Traffic Announcement radio station to inquire about each real-time traffic situation interval or each crossing on driving route.While being on the vehicles of high-speed cruising, make a phone call often to mean the notice while can dispersion user driving, very easily cause traffic hazard, bring very big harm to user's the person and property safety; Listen local Traffic Announcement, the transport information of obtaining local a series of redundancies that can only be general is reported, and the transport information of a lot of redundancies in fact with the circuit of user's driving at all without any relation, user will obtain the information oneself driving to reference value from the transport information of these redundancies, must be very familiar to local road traffic, the abstract traffic Word message obtaining and the driving path of navigation can be mapped, all have larger difficulty this user that need to navigate concerning great majority.
There are at present some technology, solved to a certain extent the problems referred to above.For example Chinese patent publication No. is the invention that CN 101739839 A, name are called the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information, issuing subsystem by traffic information collection subsystem, communication subsystem, transport information overall treatment platform, transport information forms, transport information overall treatment platform carries out Treatment Analysis to traffic information data, obtain induction information, then issue subsystem by transport information induction information is issued to road is on-the-spot.This system has solved the problems referred to above to a certain extent, but this system also exists the defect of following several respects: the one, this systems technology complexity, need that equipment is various, construction costs is expensive, cannot be on market large-scale popularization; The 2nd, this system can only be calculated according to set algorithm according to image data passively, the data that draw are all the data under same weather condition, once weather condition changes, the such as weather such as heavy rain, heavy snow, even under identical vehicle flowrate, traffic also can alter a great deal, and this system cannot be processed relevant issues.
So, at present low in the urgent need to a kind of construction costs, be easy to marketing, and can be in GPS navigation system from current to the Real-time Obtaining driving route system of the real-time dynamic traffic video information of each point on the way the driving process of destination.
Summary of the invention
The present invention is mainly can not be according to the state of the art of inquiring about by way of path of navigation circuit for real-time dynamic traffic video information, proposition a kind of according to the system of the real-time dynamic traffic video information of coming in query path each interval or each crossing by way of path of navigation circuit.
For achieving the above object, technical scheme of the present invention is achieved in that
A vehicle dynamic path air navigation aid for Real-time Obtaining road conditions video information, is characterized in that including the following step:
Step 1: guider is according to the topological relation of road circuit node in navigation data, calculates at least one navigation circuit from starting point to destination;
Step 2: coupling traffic camera information is to described navigation circuit;
Step 3: calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
Step 4: obtain and play real-time dynamic traffic video pictures.
As preferably, described guider is according to the topological relation of road circuit node in navigation data, the navigation circuit of calculating at least one from starting point to destination, the address (NodeID) of this line records navigation circuit turning point and the address (LinkID) of a series of tie point, navigation software is searched the length data between shape point data and this adjacent tie point of the Link that each LinkID is corresponding again in tie point (Link) concordance list of navigation data according to LinkID, can ensure like this each interval in the omnidistance grasp in real time of user circuit, the real information of each turning point and tie point road conditions.
As preferably, described coupling traffic camera information is to described navigation circuit, to utilize communication system, retrieval traffic information distribution system, the relation of each traffic camera point Relative Navigation circuit in traffic camera database in this traffic information distribution system of Rapid matching, find out the each traffic camera point being positioned on navigation circuit, by traffic camera information icon Auto-matching to the navigation circuit of navigation map picture.
As preferably, described broadcasting real-time dynamic traffic video pictures, be when click on navigation map picture circuit traffic camera information icon time, guider utilizes Streaming Media to download and play-back technology, utilize communication system, download and play the real-time dynamic traffic video pictures of this traffic camera collection of issuing by traffic information distribution system, or in navigation screen acquiescence navigation in the situation that, play the real-time dynamic traffic video pictures of two the traffic camera collections nearest apart from the current point of vehicle in the upper left corner of navigation screen and the upper right corner.
As preferably, described traffic information distribution system is the existing system of traffic department, and this system does not need the construction traffic information distribution system of again injecting capital into like this, saves a large amount of engineering construction funds.
As preferably, described communication system is the system based on 3G network, and this system does not need the construction communication system of again injecting capital into like this, saves a large amount of engineering construction funds.
The present invention also comprises a kind of navigation device of vehicle dynamic route of Real-time Obtaining road conditions video information, it is characterized in that:
Described guider comprises following modules:
1) path planning module: according to the topological relation of navigation data road circuit node, calculate at least one navigation circuit from starting point to destination for guider;
2) traffic camera Data Matching module: for mating traffic camera information to described navigation circuit, and calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
3) dynamic traffic video display module: for obtaining and play real-time dynamic traffic video pictures;
4) Comprehensive Control module;
Described path planning module, traffic camera Data Matching module, dynamic traffic video display module are connected with Comprehensive Control module respectively.
As preferably, described traffic camera Data Matching module can be according to the change in location of automobile in moving vehicle process, calculate once current point to each distance by way of traffic camera every 5 seconds, and according to the path distance of the each traffic camera of the current distance of vehicle, the data source of the real-time dynamic traffic video pictures that is presented at the left upper right corner of navigation screen is upgraded, can ensure that like this traffic information that user obtains is real-time.
As preferably, described guider is the navigating instrument that possesses 3G network communication function, has guaranteed that like this traffic information can arrive vehicle mounted guidance terminal subsystem in time preparatively.
The present invention compared to the prior art, for the first time 3G mechanics of communication, airmanship and streaming media and play-back technology combine, its effect is actively with obvious, not only take full advantage of existing resource, a large amount of engineering construction funds and engineering construction time are saved, can not be according to the state of the art of inquiring about by way of path of navigation circuit but also overcome real-time dynamic traffic video information, make user can acquisition traffic route rapidly and efficiently on each interval or crossing real-time, really, dynamic traffic video information, facilitate user to optimize in advance the traffic route of oneself, thereby effectively improve the traffic circulation efficiency of road network, avoid vehicle number to exceed the actual capacity of road, greatly improve congested in traffic problem.
Brief description of the drawings
Fig. 1: the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information of the present invention and the Method And Principle figure of device.
Embodiment
Below in conjunction with further describing the technical program with reference to accompanying drawing, but this description is only for explaining the present invention, and can not be interpreted as limitation of the present invention.
The present invention is mainly can not be according to the state of the art of inquiring about by way of path of navigation circuit for real-time dynamic traffic video information, proposition a kind of according to the system of the real-time dynamic traffic video information of coming in query path each interval or each crossing by way of path of navigation circuit.A kind of by 3G mechanics of communication, the technology that airmanship and Streaming Media are downloaded and play-back technology combines, this system is utilized the navigation circuit obtaining in airmanship, utilize the matching technique of point to line, the all traffic cameras that are positioned on this navigation circuit are found out, and sort to the path distance of vehicle current location according to each traffic camera, by 3G mechanics of communication, utilize Streaming Media to download and play-back technology, in the real-time dynamic traffic video information of two nearest camera collections of the left upper right corner of the navigation screen current point of range of a signal, user also can browse by clicking arbitrary traffic camera icon on the map picture in navigation the real-time dynamic traffic video information picture of this camera collection.Facilitate user to understand in time when driving the real-time traffic situation at each section in driving route direction or crossing, for user's trip provides reference information, so that user avoids timely to the event of blocking up occurring on driving route, thus guarantee user's traffic safety, efficient and quick.
Ask for an interview accompanying drawing 1, technical scheme of the present invention is achieved in that
A vehicle dynamic path air navigation aid for Real-time Obtaining road conditions video information, is characterized in that including the following step:
Step 1: guider is according to the topological relation of road circuit node in navigation data, calculates at least one navigation circuit from starting point to destination;
Step 2: coupling traffic camera information is to described navigation circuit;
Step 3: calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
Step 4: obtain and play real-time dynamic traffic video pictures.
Further, described guider is according to the topological relation of road circuit node in navigation data, the navigation circuit of calculating at least one from starting point to destination, the address (NodeID) of this line records navigation circuit turning point and the address (LinkID) of a series of tie point, navigation software is searched the length data between shape point data and this adjacent tie point of the Link that each LinkID is corresponding again in tie point (Link) concordance list of navigation data according to LinkID, can ensure like this each interval in the omnidistance grasp in real time of user circuit, the real information of each turning point and tie point road conditions.
Further, described coupling traffic camera information is to described navigation circuit, to utilize communication system, retrieval traffic information distribution system, the relation of each traffic camera point Relative Navigation circuit in traffic camera database in this traffic information distribution system of Rapid matching, find out the each traffic camera point being positioned on navigation circuit, by traffic camera information icon Auto-matching to the navigation circuit of navigation map picture.
Further, described broadcasting real-time dynamic traffic video pictures, be when click on navigation map picture circuit traffic camera information icon time, guider utilizes Streaming Media to download and play-back technology, utilize communication system, download and play the real-time dynamic traffic video pictures of this traffic camera collection of issuing by traffic information distribution system, or in navigation screen acquiescence navigation in the situation that, play the real-time dynamic traffic video pictures of two the traffic camera collections nearest apart from the current point of vehicle in the upper left corner of navigation screen and the upper right corner.
Further, described traffic information distribution system is the existing system of traffic department, and this system does not need the construction traffic information distribution system of again injecting capital into like this, saves a large amount of engineering construction funds.
Further, described communication system is the system based on 3G network, and this system does not need the construction communication system of again injecting capital into like this, saves a large amount of engineering construction funds.
The present invention also comprises a kind of navigation device of vehicle dynamic route of Real-time Obtaining road conditions video information, it is characterized in that:
Described guider comprises following modules:
1) path planning module: according to the topological relation of navigation data road circuit node, calculate at least one navigation circuit from starting point to destination for guider;
2) traffic camera Data Matching module: for mating traffic camera information to described navigation circuit, and calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
3) dynamic traffic video display module: for obtaining and play real-time dynamic traffic video pictures;
4) Comprehensive Control module;
Described path planning module, traffic camera Data Matching module, dynamic traffic video display module are connected with Comprehensive Control module respectively.
Further, described traffic camera Data Matching module can be according to the change in location of automobile in moving vehicle process, calculate once current point to each distance by way of traffic camera every 5 seconds, and according to the path distance of the each traffic camera of the current distance of vehicle, the data source of the real-time dynamic traffic video pictures that is presented at the left upper right corner of navigation screen is upgraded, can ensure that like this traffic information that user obtains is real-time.
Further, described guider is the navigating instrument that possesses 3G network communication function, has guaranteed that like this traffic information can arrive vehicle mounted guidance terminal subsystem in time preparatively.
The present invention compared to the prior art, for the first time 3G mechanics of communication, airmanship and streaming media and play-back technology combine, its effect is actively with obvious, not only take full advantage of existing resource, a large amount of engineering construction funds and engineering construction time are saved, can not be according to the state of the art of inquiring about by way of path of navigation circuit but also overcome real-time dynamic traffic video information, make user can acquisition traffic route rapidly and efficiently on each interval or crossing real-time, really, dynamic traffic video information, facilitate user to optimize in advance the traffic route of oneself, thereby effectively improve the traffic circulation efficiency of road network, avoid vehicle number to exceed the actual capacity of road, greatly improve congested in traffic problem.
These are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention, therefore, all any amendments of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a vehicle dynamic path air navigation aid for Real-time Obtaining road conditions video information, is characterized in that including the following step:
Step 1: guider is according to the topological relation of road circuit node in navigation data, calculates at least one navigation circuit from starting point to destination;
Step 2: coupling traffic camera information is to described navigation circuit;
Step 3: calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
Step 4: obtain and play real-time dynamic traffic video pictures.
2. the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information according to claim 1, it is characterized in that: described guider is according to the topological relation of road circuit node in navigation data, the navigation circuit of calculating at least one from starting point to destination, the address of this line records navigation circuit turning point and the address of a series of tie point, guider is searched the length data between shape point data and this adjacent tie point of the corresponding tie point of each tie point again in the tie point concordance list of navigation data according to the address of tie point.
3. the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information according to claim 1, it is characterized in that: described coupling traffic camera information is to described navigation circuit, to utilize communication system, retrieval traffic information distribution system, the relation of each traffic camera point Relative Navigation circuit in traffic camera database in this traffic information distribution system of Rapid matching, find out the each traffic camera point being positioned on navigation circuit, by traffic camera information icon Auto-matching to the navigation circuit of navigation map picture.
4. the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information according to claim 1, it is characterized in that: described broadcasting real-time dynamic traffic video pictures, be when click on navigation map picture circuit traffic camera information icon time, guider utilizes Streaming Media to download and play-back technology, utilize communication system, download and play the real-time dynamic traffic video pictures of this traffic camera collection of issuing by traffic information distribution system, or the in the situation that of the navigation of navigation screen acquiescence, play the real-time dynamic traffic video pictures of two the traffic camera collections nearest apart from the current point of vehicle in the upper left corner of navigation screen and the upper right corner.
5. the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information according to claim 3, is characterized in that: described traffic information distribution system is the existing system of traffic department.
6. according to the vehicle dynamic path air navigation aid of the Real-time Obtaining road conditions video information described in claim 3 or 4, it is characterized in that: described communication system is the system based on 3G network.
7. a navigation device of vehicle dynamic route for Real-time Obtaining road conditions video information, is characterized in that:
Described guider comprises following modules:
1) path planning module: according to the topological relation of navigation data road circuit node, calculate at least one navigation circuit from starting point to destination for guider;
2) traffic camera Data Matching module: for mating traffic camera information to described navigation circuit, and calculate the path distance of each traffic camera point apart from the current point of vehicle, then sort apart from the path distance of the current point of vehicle according to each traffic camera point;
3) dynamic traffic video display module: for obtaining and play real-time dynamic traffic video pictures;
4) Comprehensive Control module;
Described path planning module, traffic camera Data Matching module, dynamic traffic video display module are connected with Comprehensive Control module respectively.
8. the navigation device of vehicle dynamic route of Real-time Obtaining road conditions video information according to claim 7, it is characterized in that: described traffic camera Data Matching module can be according to the change in location of automobile in moving vehicle process, calculate once current point to each distance by way of traffic camera every 5 seconds, and according to the path distance of the each traffic camera of the current distance of vehicle, the data source of the real-time dynamic traffic video pictures that is presented at the left upper right corner of navigation screen is upgraded.
9. the vehicle dynamic path air navigation aid of Real-time Obtaining road conditions video information according to claim 7, is characterized in that: described guider is the navigating instrument that possesses 3G network communication function.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104658297A (en) * | 2015-02-04 | 2015-05-27 | 沈阳理工大学 | Central type dynamic path inducing method based on Sarsa learning |
| CN106981212A (en) * | 2016-01-19 | 2017-07-25 | 霍尼韦尔国际公司 | Traffic visualization system |
| CN107621267A (en) * | 2017-09-05 | 2018-01-23 | 上海博泰悦臻网络技术服务有限公司 | A kind of navigation method and system, car-mounted terminal based on road conditions camera |
| CN108088458A (en) * | 2018-01-12 | 2018-05-29 | 山东高速信息工程有限公司 | Based on image highway navigation road conditions show method, apparatus, storage medium |
| CN108632575A (en) * | 2018-05-09 | 2018-10-09 | 厦门卫星定位应用股份有限公司 | Real-time video tracking and medium in a kind of fleet's driving process |
| CN109743549A (en) * | 2018-12-29 | 2019-05-10 | 北京辰安科技股份有限公司 | Front video acquiring method, device and breakdown lorry based on Internet map |
| CN111770308A (en) * | 2020-06-12 | 2020-10-13 | 杭州视在数科信息技术有限公司 | Camera equipment tracking method for key vehicle safety guarantee |
| CN112435494A (en) * | 2020-11-20 | 2021-03-02 | 大陆投资(中国)有限公司 | Roadside equipment and method for reducing safety risk of entering and exiting tunnel portal |
| CN113002595A (en) * | 2021-03-19 | 2021-06-22 | 通号通信信息集团有限公司 | Train tracking method and system |
| CN113874683A (en) * | 2019-05-28 | 2021-12-31 | 御眼视觉技术有限公司 | System and method for vehicle navigation |
| WO2022237429A1 (en) * | 2021-05-10 | 2022-11-17 | 腾讯科技（深圳）有限公司 | Navigation processing method and apparatus, and electronic device, computer-readable storage medium and computer program product |
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| CN104658297A (en) * | 2015-02-04 | 2015-05-27 | 沈阳理工大学 | Central type dynamic path inducing method based on Sarsa learning |
| CN106981212A (en) * | 2016-01-19 | 2017-07-25 | 霍尼韦尔国际公司 | Traffic visualization system |
| CN107621267A (en) * | 2017-09-05 | 2018-01-23 | 上海博泰悦臻网络技术服务有限公司 | A kind of navigation method and system, car-mounted terminal based on road conditions camera |
| CN108088458A (en) * | 2018-01-12 | 2018-05-29 | 山东高速信息工程有限公司 | Based on image highway navigation road conditions show method, apparatus, storage medium |
| CN108632575A (en) * | 2018-05-09 | 2018-10-09 | 厦门卫星定位应用股份有限公司 | Real-time video tracking and medium in a kind of fleet's driving process |
| CN109743549A (en) * | 2018-12-29 | 2019-05-10 | 北京辰安科技股份有限公司 | Front video acquiring method, device and breakdown lorry based on Internet map |
| CN113874683A (en) * | 2019-05-28 | 2021-12-31 | 御眼视觉技术有限公司 | System and method for vehicle navigation |
| CN111770308A (en) * | 2020-06-12 | 2020-10-13 | 杭州视在数科信息技术有限公司 | Camera equipment tracking method for key vehicle safety guarantee |
| CN111770308B (en) * | 2020-06-12 | 2022-04-12 | 杭州视在数科信息技术有限公司 | Camera equipment tracking method for key vehicle safety guarantee |
| CN112435494A (en) * | 2020-11-20 | 2021-03-02 | 大陆投资(中国)有限公司 | Roadside equipment and method for reducing safety risk of entering and exiting tunnel portal |
| CN113002595A (en) * | 2021-03-19 | 2021-06-22 | 通号通信信息集团有限公司 | Train tracking method and system |
| CN113002595B (en) * | 2021-03-19 | 2023-09-08 | 通号通信信息集团有限公司 | Train tracking method and system |
| WO2022237429A1 (en) * | 2021-05-10 | 2022-11-17 | 腾讯科技（深圳）有限公司 | Navigation processing method and apparatus, and electronic device, computer-readable storage medium and computer program product |
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Application publication date: 20140625 |