CN102568228A - System and method for real-time query of road congestion conditions - Google Patents
System and method for real-time query of road congestion conditions Download PDFInfo
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- CN102568228A CN102568228A CN201110456175XA CN201110456175A CN102568228A CN 102568228 A CN102568228 A CN 102568228A CN 201110456175X A CN201110456175X A CN 201110456175XA CN 201110456175 A CN201110456175 A CN 201110456175A CN 102568228 A CN102568228 A CN 102568228A
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Abstract
The invention relates to a system and a method for real-time query of road congestion conditions. The system comprises a traffic management control center and a vehicle-mounted terminal, wherein the traffic management control center comprises a server used for saving photos of various road junctions; the vehicle-mounted terminal comprises a controller, a communication module and a display module; the controller is used for sending a command on requesting for receiving the photos of the road junctions; the communication module is used for sending a request for receiving the photos to the server and receiving the photos transmitted by the server; and the display module is used for displaying the conditions of the road junctions according to the photos obtained by the controller. The method comprises the following steps of: sending the command on requesting for receiving the photos of the road junctions by the controller of the vehicle-mounted terminal; sending the request for receiving the photos of the road junctions to the traffic management control center by the communication module after the communication module receives the command; transmitting the photos of the road junctions back to the communication module of the vehicle-mounted terminal; transmitting the photos of the road junctions to the controller; and displaying the road junction conditions according to road junction photo data obtained by the controller. The system and the method disclosed by the invention can bring visual experience to a user and help the user to judge the road congestion conditions.
Description
Technical field
The present invention relates to traffic monitoring technique field, particularly relate to a kind of congestion in road situation real time inquiry system and method.
Background technology
Traffic congestion is the realistic problem that a big and medium-sized cities more and more faces, because vehicle is more and more, the construction speed of road does not generally catch up with the growth rate of vehicle, and the phenomenon that therefore blocks up is more and more general, especially particularly serious in peak period on and off duty.As driver and crew, before driving to go to certain destination, can obtain the traffic congestion situation in each highway section on selectable each bar route in advance, just can avoid the serious highway section that blocks up, select best travel route.But generally be to obtain above-mentioned information at present through the traffic program in some local broadcasting stations; Mainly be to notify the traffic program host with the traffic congestion situation in the highway section that oneself belongs to through the mode of phone or SMS, broadcast out by the host again by the driver and crew that go at each route.This mode drawback is a lot; At first be that information is not imperfect comprehensively; Have driver and crew to repeat to send traffic congestion information on the highway section of presumable traffic congestion, nobody sends traffic information on the highway section that also has, and all is artificial collection, analytical information; The standard of lack of uniform, result exist the possibility of error very big.Above-mentioned in addition traffic information is through the mode one way propagation of station broadcast; Do not have interactively, need the driver and crew of the traffic information in some highway section must be, could therefrom notice the transport information in the highway section whether own concern is arranged but this all is inconvenient concerning a lot of driver and crew complete the listening to of road conditions transport information of broadcasting; As must turn on radio and carefully listen to; Do not let slip any link, and the highway section of being paid close attention to, in time notify the traffic program host at the traffic information that the time of being paid close attention to must have driver and crew initiatively will belong to the highway section; And have the host in time to broadcast out, accomplish these links and be not easy.Also have a kind of mode to reflect the congestion of road in the prior art, it mainly is to distinguish through red, yellow, green three looks on direction board or the navigating instrument, but this mode can not give the car owner with direct feel.
Summary of the invention
Technical matters to be solved by this invention provides a kind of congestion in road situation real time inquiry system and method, can give user's direct feel, and make the user can judge the congestion of road.
The technical solution adopted for the present invention to solve the technical problems is: a kind of congestion in road situation real time inquiry system is provided; Comprise Traffic management control centre and car-mounted terminal; Said Traffic management control centre comprises: server is used to preserve the photo at each crossing; Said car-mounted terminal comprises: controller is used to the order that the request of sending receives the crossing photo; Communication module is used for sending the request of reception photo and the photo that reception server transmits to server; Display module, the picture data that is used for obtaining according to controller shows the crossing situation.
Said server also links to each other with timer, and the every Preset Time section of crossing of said timer triggers said server update once.
Said car-mounted terminal also comprises: acquisition module is used to receive satellite information and obtains the vehicle current location; Said controller sends the order of request reception crossing photo according to the vehicle current location information.
Said controller also links to each other with load module, and said load module is used to import the crossing title that customer requirements receives; The crossing title request of sending that said controller receives according to said customer requirements receives crossing photo order.
Said communication module is the 3G module.
The technical solution adopted for the present invention to solve the technical problems is: also provide a kind of congestion in road situation real-time querying method, may further comprise the steps:
(1) request of sending of the controller of car-mounted terminal receives crossing photo order;
(2) communication module of car-mounted terminal receives that described request receives photo order back, crossing and sends the request that receives the crossing photo to Traffic management control centre;
(3) Traffic management control centre receives that said transmission receives the communication module that the crossing photo that will be kept at after the request of crossing photo in the server is back to car-mounted terminal;
(4) said communication module is given said controller with the crossing picture transmission after receiving the crossing photo;
(5) display module of car-mounted terminal shows the crossing situation according to the picture data that said controller obtains.
The every Preset Time section of crossing of crossing photo in the server in the said step (3) is upgraded once.
The controller of car-mounted terminal sends the order of request reception crossing photo in the said step (1) according to the vehicle current location information.
The crossing title request of sending that car-mounted terminal receives according to customer requirements in the said step (1) receives crossing photo order.
Adopt 3G network to realize that communication connects between said car-mounted terminal and the Traffic management control centre.
Beneficial effect
Owing to adopted above-mentioned technical scheme; The present invention compared with prior art has following advantage and good effect: the traffic camera that the present invention extensively distributes through vehicle supervision department, and the photo at real-time grasp shoot crossing is also preserved; The user is if wonder the crossing traffic situation; Can send request, server sends to the user with the crossing photo of capturing, and the user can direct feel and the congestion of judging road through photo.
Description of drawings
Fig. 1 is the block diagram of first embodiment of the invention;
Fig. 2 is the block diagram of second embodiment of the invention;
Fig. 3 is the process flow diagram of third embodiment of the invention.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
First embodiment of the present invention relates to a kind of congestion in road situation real time inquiry system, and is as shown in Figure 1, comprises Traffic management control centre and car-mounted terminal, and said Traffic management control centre comprises: server is used to preserve the photo at each crossing; Said car-mounted terminal comprises: controller is used to the order that the request of sending receives the crossing photo; Communication module is used for sending the request of reception photo and the photo that reception server transmits to server; Display module, the picture data that is used for obtaining according to controller shows the crossing situation.Wherein, communication module can be selected the 3G module for use, and the 3G module can link to each other with controller through USB interface, thereby is controlled the control of device.Realize high speed data transfer through the 3G module, can transmit sound and data message simultaneously, and handle multiple media formats such as image, music, video flowing simultaneously.
The server of Traffic management control centre should be the principal computer that can carry out high speed operation, need be equipped with large database, is used to store the photo data at each crossing.Photo data can be taken through the traffic camera that extensively is distributed in each crossing and obtain, and the photo through traffic camera real-time grasp shoot crossing is transferred in the server and preserves.
The server of Traffic management control centre is operated according to software program.Server can communicate through the communication module on radio communication realization and the car-mounted terminal via communication network.Traffic management control centre has the request function of the reception crossing photo that reception sends via communication network from car-mounted terminal, and has photo is returned the function to the communication module of car-mounted terminal.
Said server also links to each other with timer; The every Preset Time section of crossing of said timer triggers said server update once; That is to say; Set Preset Time (as 10 seconds) through timer,, make and remain up-to-date crossing photo in the server just the every mistake of server like this was upgraded the crossing photo that the traffic camera at each crossing is captured in 10 seconds.
Controller can utilize realizations such as microcontroller, central processing unit or logical operation chip.Said car-mounted terminal also comprises: acquisition module is used to receive satellite information and obtains the vehicle current location; Said controller sends the order of request reception crossing photo according to the vehicle current location information.Wherein, acquisition module can be the GPS module, according to the GPS receiving satellite signal, learns that vehicle is current just going near which crossing.After controller is learnt the vehicle current location from acquisition module; The request of sending receives the order of crossing photo according to the vehicle current location information; Controller need not the photo at all crossings is all received like this; The photo that only needs to receive near the crossing of vehicle current location gets final product, and has saved delivery flow rate, has improved transfer efficiency.
Display module can be the vehicle mounted guidance display screen.After controller is received the crossing photographic intelligence that the server of Traffic management control centre should ask to issue; The vehicle mounted guidance display screen can show the crossing situation according to the picture data that obtains; This crossing situation may be displayed on the whole vehicle mounted guidance display screen; Also may be displayed in certain zone of navigation screen, for reference.
Second embodiment of the present invention relates to a kind of congestion in road situation real time inquiry system equally; This embodiment is roughly the same with first embodiment; Its difference is; As shown in Figure 2, said controller also links to each other with load module, and said load module is used to import the crossing title that customer requirements receives; The crossing title request of sending that said controller receives according to customer requirements receives crossing photo order.That is to say, when the user need know the traffic at certain crossing, can be directly through load module input crossing title, controller then receives the order of this crossing photo according to this crossing title request of sending.So can have more pointedly the crossing situation is inquired about, satisfy user's demand.
The 3rd embodiment of the present invention relates to the real-time querying method of a kind of congestion in road situation, and is as shown in Figure 3, may further comprise the steps:
Then, get into step 302, the request of receiving of the communication module of car-mounted terminal receives photo order back, crossing and sends the request that receives photo to Traffic management control centre.That is to say; After the controller of car-mounted terminal sends order; Communication module receives this order, and sends the request that receive photo through the 3G wireless network to Traffic management control centre according to this order, i.e. transmission receives near the crossing photo the vehicle current location.
In step 303, Traffic management control centre receives that the crossing photo that will be kept at after the request that send to receive photo in the server is back to the communication module of car-mounted terminal.Specifically, after Traffic management control centre was received the reception photo request that communication module sends, server was searched for according to the requirement of communication module, searched behind the photo that communication module needs the communication module that these photos is postbacked again car-mounted terminal.Wherein, The every Preset Time section of crossing of the crossing photo of preserving in the server is upgraded once; Such as the Preset Time section is 10 seconds; The every mistake of crossing photo of then preserving in the server was just upgraded once in 10 seconds, and promptly every mistake extensively was distributed in crossing photo that the traffic camera at each crossing captures in 10 seconds and just can be transferred in the server and preserves, and can guarantee that so the traffic information that the user obtains is real-time.
At last; Get into step 305; The display module of car-mounted terminal shows the crossing situation according to the picture data that controller obtains; That is to say that the picture data that the display module of car-mounted terminal obtains according to controller shows near the photo at the crossing vehicle current location, the crossing photo is presented at four corners of navigation screen like the picture data that obtains according to controller through the vehicle mounted guidance display screen.
The 4th embodiment of the present invention relates to the real-time querying method of a kind of congestion in road situation equally; This embodiment is roughly the same with the 3rd embodiment; Its difference is, the order that the 3rd embodiment middle controller sends request reception crossing photo according to the vehicle current location information, and what last display module showed also is near the crossing photo vehicle current location; In this embodiment, controller is to receive crossing photo order according to the crossing title request of sending that customer requirements receives.That is to say; When the user need know the traffic at certain crossing; Can be directly through load module input crossing title, controller then receives the order of this crossing photo according to this crossing title request of sending, and what last display module showed also is the congestion that this user wants to know the crossing.So the user can have more pointedly the crossing situation is inquired about, and has satisfied user's demand.
Be not difficult to find; The traffic camera that the present invention extensively distributes through vehicle supervision department; The photo at real-time grasp shoot crossing is also preserved, and the user can send request if wonder the crossing traffic situation; Server sends to the user with the crossing photo of capturing, and the user can direct feel and the congestion of judging road through photo.
Claims (10)
1. a congestion in road situation real time inquiry system comprises Traffic management control centre and car-mounted terminal, it is characterized in that said Traffic management control centre comprises: server is used to preserve the photo at each crossing; Said car-mounted terminal comprises: controller is used to the order that the request of sending receives the crossing photo; Communication module is used for sending the request of reception photo and the photo that reception server transmits to server; Display module, the picture data that is used for obtaining according to controller shows the crossing situation.
2. congestion in road situation real time inquiry system according to claim 1 is characterized in that said server also links to each other with timer, and the every Preset Time section of crossing of said timer triggers said server update once.
3. congestion in road situation real time inquiry system according to claim 1 is characterized in that said car-mounted terminal also comprises: acquisition module is used to receive satellite information and obtains the vehicle current location; Said controller sends the order of request reception crossing photo according to the vehicle current location information.
4. congestion in road situation real time inquiry system according to claim 1 is characterized in that said controller also links to each other with load module, and said load module is used to import the crossing title that customer requirements receives; The crossing title request of sending that said controller receives according to said customer requirements receives crossing photo order.
5. congestion in road situation real time inquiry system according to claim 1 is characterized in that said communication module is the 3G module.
6. the real-time querying method of congestion in road situation is characterized in that, may further comprise the steps:
(1) request of sending of the controller of car-mounted terminal receives crossing photo order;
(2) communication module of car-mounted terminal receives that described request receives photo order back, crossing and sends the request that receives the crossing photo to Traffic management control centre;
(3) Traffic management control centre receives that said transmission receives the communication module that the crossing photo that will be kept at after the request of crossing photo in the server is back to car-mounted terminal;
(4) said communication module is given said controller with the crossing picture transmission after receiving the crossing photo;
(5) display module of car-mounted terminal shows the crossing situation according to the crossing picture data that said controller obtains.
7. the real-time querying method of congestion in road situation according to claim 6 is characterized in that, the every Preset Time section of crossing of the crossing photo in the server in the said step (3) is upgraded once.
8. the real-time querying method of congestion in road situation according to claim 6 is characterized in that, the controller of car-mounted terminal sends the order of request reception crossing photo in the said step (1) according to the vehicle current location information.
9. the real-time querying method of congestion in road situation according to claim 6 is characterized in that, the crossing title request of sending that the controller of car-mounted terminal receives according to customer requirements in the said step (1) receives crossing photo order.
10. the real-time querying method of congestion in road situation according to claim 6 is characterized in that, adopts 3G network to realize that communication connects between said car-mounted terminal and the Traffic management control centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110456175XA CN102568228A (en) | 2011-12-30 | 2011-12-30 | System and method for real-time query of road congestion conditions |
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| CN201110456175XA CN102568228A (en) | 2011-12-30 | 2011-12-30 | System and method for real-time query of road congestion conditions |
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| CN103116912A (en) * | 2013-02-06 | 2013-05-22 | 范艳君 | Dynamic vehicle data acquisition and analysis method and system based on longitude and latitude |
| CN103337164A (en) * | 2013-07-17 | 2013-10-02 | 四川九洲电器集团有限责任公司 | Interactive traffic monitoring system and interaction method |
| CN111614931A (en) * | 2019-02-25 | 2020-09-01 | 上海博泰悦臻网络技术服务有限公司 | Vehicle surrounding image synthesis method and system |
| CN111614887A (en) * | 2019-02-25 | 2020-09-01 | 上海博泰悦臻网络技术服务有限公司 | Vehicle surrounding image synthesis method and system |
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| CN111614887A (en) * | 2019-02-25 | 2020-09-01 | 上海博泰悦臻网络技术服务有限公司 | Vehicle surrounding image synthesis method and system |
| CN111614887B (en) * | 2019-02-25 | 2022-09-30 | 上海博泰悦臻网络技术服务有限公司 | Vehicle periphery image synthesis method and system |
| CN111614931B (en) * | 2019-02-25 | 2023-04-07 | 上海博泰悦臻网络技术服务有限公司 | Vehicle surrounding image synthesis method and system |
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Application publication date: 20120711 |