CN102811417A - System and method for acquiring traffic path - Google Patents
System and method for acquiring traffic path Download PDFInfo
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- CN102811417A CN102811417A CN2011101494984A CN201110149498A CN102811417A CN 102811417 A CN102811417 A CN 102811417A CN 2011101494984 A CN2011101494984 A CN 2011101494984A CN 201110149498 A CN201110149498 A CN 201110149498A CN 102811417 A CN102811417 A CN 102811417A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/265—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network constructional aspects of navigation devices, e.g. housings, mountings, displays
Abstract
The invention discloses a system and a method for acquiring a traffic path, and provides the path with high reference value for a user. The method includes that a terminal device sends path request information including position information and time information to a server, and the server acquires corresponding path information according to the position information and the time information and then returns the path information to the terminal device. The system comprises the server and the terminal device. Since the path is calculated through the reference time information, the optimal path information can be provided for the terminal device according to the current real-time road condition or current history road condition.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to and carry out between terminal equipment and the server alternately to obtain the system and method for corresponding traffic route information.
Background technology
As one of characteristic service of GSM, positioning service is considered to a bright spot of following mobile value-added service always.At present, the main mobile communication carrier of North America, Europe and countries and regions such as Asia-Pacific and Japan and Korea S has all opened mobile location service.Positioning service is a business the most attractive in the mobile value-added service, also is each link of industrial chain one of complicated service the most simultaneously.
LOC is Open Mobile Alliance (Open Mobile Architecture; Abbreviate OMA as) in the work with LIF forum in 2002; And the positioning service in WAP (Wireless Access Protocol, the WAP) forum, and 3GPP (3rd Partner Priject) R6 LCS (Location Services; Positioning service) related work of phase III is incorporated into and is set up; Its objective is and realize formulating the positioning service standard that interconnects, formulate the professional standard in shift position, guarantee interoperability end to end.At present, OMA LOC progressively replaces 3GPP and 3GPP2 in research fields such as roaming, Le interfaces, becomes the main international norm enactor of location (Location) traffic criteria.The groundwork of OMA LOC is exactly the location technology of formulating in the mobile communications network based on user plane; Realization is to the transmission of located in connection parameter in IP tunnel in the chain of command location technology in the past mobile communications network; And then realize locating; Simultaneously also reduced dependence, reduced coupling, increased flexibility core net.Along with the continuous development of needs, OMA LOC also progressively research how positioning service to be provided, the fixing location of access way for example, the location of internet mode, the location of WLAN mode etc. for non-moving communication network.
At present; Secure user plane location technology (SUPL) according to Open Mobile Alliance (OMA) location group (LOC) definition; This navigation system mainly is made up of three functional entitys, is respectively SUPL positioning service agency (SUPL Agent), the terminal (SET) of SUPL server (SLP) and support SUPL.
In the SUPL navigation system, the relation between above-mentioned three functional entitys is as shown in Figure 1.Introduce the principle of existing SUPL location technology below in conjunction with accompanying drawing 1:
The SET terminal is the terminal that is positioned, its with the SUPL locating platform between set up the SUPL location sessions through the UDP/IP mode and be connected, the function corresponding interface is the Lup interface, agreement is the SUPL agreement.Through the SUPL agreement, can obtain the SET location information of terminals.
The SET terminal can comprise that a MLS uses, perhaps the SUPL agency.MLS uses and the SUPL agency can be through the privately owned interface on the mobile phone terminal, and the interface requests SET terminal that perhaps meets MLP (Mobile Location Protocol) agreement positions business.
The running fix of SUPL locating platform and network side use SUPL be the Le/L1 interface between the agency, agreement is the MLP agreement, perhaps the LOCSIP agreement.Function is: third party's application system SUPL the agency through the Le/L1 interface to SUPL locating platform request location SET terminal traffic.
The SUPL locating platform comprises two functional entitys, is respectively: the SUPL place-centric (SLC) and the SUPL centre of location (SPC).When SUPL locating platform during with the work of non-agent way, SLC separates with SPC, respectively and an independent interface relationship arranged between the SET terminal; When working for agent way, have only a functional interface between locating platform and the SET terminal, promptly the interface between SLC and the SET does not have interface between SPC and the SET, and SLC serves as the agency of SPC and SET, and the interface between SLC and the SPC is LIP.Because the roaming of SET, the SUPL locating platform possibly be respectively and serve as: functions such as roaming locating platform, request locating platform, ownership place locating platform, urgent locating platform.Also there are these several functional roles in corresponding SLC and SPC.Except that above-mentioned, the SUPL locating platform is also supported other interface, as: the roaming interface between the platform, the interface between platform and the calculation server, the interface between platform and the privacy server, the interface between platform and the network layer.
The SUPL agency can provide the function of a visit positioning service to application, is first Service Access point that provides to the outside of location services system.Application positions some or a plurality of SET terminal through the SUPL proxy requests.
More than introduced the basic principle of present OMA SUPL framework.In above-mentioned OMA SUPL framework, the terminal can obtain positional information from the ownership place server.But the SUPL technology can not be supported the Path selection from a certain position to the another one target location at present, and this Path selection is not considered factors such as traffic congestion situation.
Summary of the invention
The technical problem that the present invention will solve provides the system and method that a kind of traffic route obtains, and the traffic route that reference value is more arranged is provided for the user.
For solving the problems of the technologies described above, the invention provides the method that a kind of traffic route obtains, comprising:
Terminal equipment is to server transmit path request message; Said path request message comprises positional information and time information; Said server obtains corresponding routing information according to said positional information and said temporal information, and said routing information is returned to said terminal equipment.
Further, said positional information comprises start position information and final position information, perhaps highway section title, perhaps highway section numbering.
Further, said start position information or final position information are the current location of said terminal equipment; Said server obtains corresponding routing information according to said positional information and said temporal information; Comprise: said server obtains corresponding routing information through obtaining the current location information of said terminal equipment alternately with said terminal equipment according to positional information and said temporal information.
Further, said routing information comprises one or more routing information, perhaps one section or multistage sub path information.
Further, said routing information also comprises time span information.
Further, also comprise obtain manner information in the said path request message, said obtain manner information comprises following any one mode: single obtains; Periodically obtain; Event triggered is obtained; Cycle obtains with Event triggered and obtains.
Further, also comprise one of following information in the said path request message: real-time mode, prediction mode, average mode.
For solving the problems of the technologies described above, the system that the present invention also provides a kind of path to obtain comprises: server and terminal equipment, wherein:
Said terminal equipment is used for to server transmit path request message, and said path request message comprises positional information and time information;
Said server is used for obtaining corresponding routing information according to said positional information and said temporal information, and said routing information is returned to said terminal equipment.
Further, said positional information comprises start position information and final position information, perhaps highway section title, perhaps highway section numbering.
Further, said start position information or final position information are the current location of said terminal equipment; Said server also is used for through obtaining the current location information of said terminal equipment alternately with said terminal equipment.
Further, said routing information comprises one or more routing information, perhaps one section or multistage sub path information.
Further, said routing information also comprises time span information.
Further, also comprise obtain manner information in the said path request message, said obtain manner information comprises following any one mode: single obtains; Periodically obtain; Event triggered is obtained; Cycle obtains with Event triggered and obtains.
Further, also comprise one of following information in the said path request message: real-time mode, prediction mode, average mode.
Adopt the present invention program, the terminal use can utilize the terminal request of being held and obtain the selectable path from the original position to the terminal location, and so-called selectable path is meant many paths that can supply terminal equipment to select.The actual range factor of physics is not only considered in these paths, and simultaneously, the present invention program provides possibility for Path selection with reference to other factorses such as traffic congestion factor, road quality (category of roads, roadblock) factors.In addition, the present invention also considered single, repeatedly, the Path selection service of mode such as cycle.Undoubtedly, the invention provides a kind of path with better function judges and selective system.
Description of drawings
Fig. 1 is a SUPL navigation system structural representation;
Fig. 2 is a system construction drawing of the present invention;
Fig. 3 is the flow chart that single of the present invention obtains routing information;
Fig. 4 is the flow chart that periodic mode routing information of the present invention obtains;
Fig. 5 is the flow chart that event mode routing information of the present invention obtains.
Embodiment
Scheme of the present invention comprises: terminal equipment is to server transmit path request message; Said path request message comprises positional information and time information; Said server obtains corresponding routing information according to said positional information and said temporal information, and said routing information is returned to said terminal equipment.
Above-mentioned temporal information is meant the temporal information in the path that use is asked, and the routing information that obtains is the routing information of institute's request path in this temporal information scope.Obtain the path through reference time information, can adopt in real time or the mode of prediction according at that time real-time road or historical road conditions at that time, for terminal equipment provides best Traffic Information.
Above-mentioned positional information comprises the start position information and the final position information in the path of being asked, perhaps highway section title, perhaps highway section numbering.Request if highway section title or highway section numbering then is equivalent to imply start position and final position information.Start position information can be that the current location information of terminal equipment also can be the positional information of other position.In like manner, final position information can be that the current location information of terminal equipment also can be the positional information of other position.Terminal equipment is set start position or the final position is the terminal equipment current location; Then server is through obtain this terminal equipment current location information with terminal equipment alternately, for example position through the secure user plane locate mode or via satellite navigate mode carry out position calculation.
The temporal information in the path of being asked can be that time period information (comprising starting time and terminal time) also can be time point information (starting time or terminal time).Starting time can be current time or certain time in the future.
Preferably, also comprise obtain manner information in the above-mentioned path request message, comprising: single obtains, or repeatedly obtains, and repeatedly obtains to comprise: periodically obtain, Event triggered is obtained, or the cycle obtains with Event triggered and obtains.Wherein, periodicity is obtained and is meant that at regular intervals server calculating path information returns to terminal equipment then; Event triggered is obtained and is meant when server is known as that event occurs on the path of this terminal calculating (for example: traffic events, roadblock, Dangerous Area prompting etc.), sends to terminal equipment routing information is sent to terminal equipment.
If terminal equipment is in the path request message that server sends; If obtain manner is set for repeatedly obtaining; And comprise current location information of terminal in the request position information, then server all needed to carry out current location with terminal interaction and calculates before each calculating path.
The routing information that above-mentioned server calculates comprises the routing information in one or more path, perhaps one section or multistage sub path information.
Preferably, also comprise one of following information in the said path request message: real-time mode, prediction mode, average mode.
Also can comprise time span information (said routing information time corresponding length information and/or sub path information time corresponding length information) in the routing information that server calculates.This time span information comprises scheduled time length information, average length of time information or real-time length information.
If comprise real-time mode information in the said path request message, then said routing information also comprises real-time length information; If comprise prediction mode information in the said path request message, then said routing information also comprises the scheduled time length information; If comprise average mode information in the said path request message, then said routing information also comprises average length of time information.Real-time mode information, prediction mode information or average mode information can be used with above-mentioned obtain manner information combination.
Describe in the face of scheduled time length information, average length of time information and real-time length information down:
▲ scheduled time length information is meant: according to the pairing time span information of the road conditions of following certain period or certain time point is estimated;
▲ average length of time information is meant: the average length of time information of calculating based on the road conditions time corresponding length statistical information in past;
▲ real-time length information: the required time span information of road conditions that refers to current time period or time point.
Above-mentioned road conditions can be that the corresponding road conditions in path also possibly be the corresponding road conditions of subpath.
Below in conjunction with Fig. 2, structure chart of the present invention is described.
System configuration of the present invention comprises two logic function modules at least, is respectively: terminal equipment and server.Wherein:
● this terminal equipment, be used for to server transmit path request message, this path request message comprises positional information and time information;
Terminal equipment can be all portability navigator (PND:Portable Navigation Devices) of mobile phone, personal digital assistant (PDA) or other.A public characteristic of such other terminal equipment is: can the assisting navigation function be provided for traffic, driving.In addition, this classification equipment generally all possesses the relevant chip of GPS or other navigation satellite.Generally can be own perhaps by the auxiliary realization positioning function of network, simultaneously, this kind equipment also can be realized positioning function by communication network.In the present invention, the implementation of the concrete positioning function of this kind equipment is not done constraint.
● this server, be used for obtaining corresponding routing information according to positional information and temporal information, this routing information is returned to terminal equipment.
About server, it function that possesses comprises: the calculating of traffic route and obtaining and positioning function.Said positioning function is meant that it can be for terminal equipment provides auxiliary data or computing terminal current location information, has corresponding location protocol to support between server needs and the locating terminal; Simultaneously, server also need and the auxiliary data source between interface relationship is arranged, be used to obtain the auxiliary data source, for example: satellite information; In addition, in the present embodiment, server also need and path and traffic information source between interface relationship is arranged, in order to obtain corresponding road condition information.Said traffic information is obtained by server in the present invention and calculates corresponding routing information to satisfy user's demand based on it.Said traffic information has multiple, includes but not limited to: the translational speed data of portable terminal distributed data, portable terminal, sensor information of road both sides or the like.
Above-mentioned path and traffic information source, it can be provided by government function part (traffic, public security, municipal administration etc.) or enterprise.The mode of information can be the velocity information of vehicle distributed intelligence, portable terminal distributed data, auxiliary or portable terminal, path sensor information or the like.Between path and traffic information source and the server interface is arranged, can be called by server.
Embodiment 1
Below in conjunction with Fig. 3 embodiments of the invention one are described.In the present embodiment, terminal equipment obtains disposable routing information to server requests.So-called disposable being meant: server only carries out a path computing and returns once after the request of receiving.Specifically describe as follows:
Set up between the step 301, terminal equipment and server that data link or the data recovering to have existed between the two link;
Step 302, terminal equipment are to server transmit path request message, and in this message, the parameter that comprises has: temporal information, positional information;
Temporal information can be current time or certain following time, perhaps certain time period; Positional information is for example: Zhonghua Gate is to central authorities' door, and perhaps the routing information between two theodolite places also can be the title or the identification information on certain road, for example: Zhongshan Road, G312 road;
Step 303; If in step 302, also relate to current location; Then server and terminal equipment possibly also need position the service conversation process to obtain the terminal equipment current position information, also possibly the terminal own existing positional information directly are reported to server; If do not relate to current location, then skip this step, execution in step 304;
Step 304; Server is after the path request message that receives from terminal equipment; And carry out alternately between path and the traffic information source, specifically comprise: server is the point or the traffic data in certain highway section in the time period between information source request at a time, and this step is optional;
Path and traffic information source are used to provide real-time road or the historical road conditions of indicated time of this temporal information, for example can be the systems of Traffic Administration Bureau, also can be any one databases of preserving this traffic information.Traffic information is except can obtaining through the monitor message that Traffic Administration Bureau provides, and can also obtain through the translational speed to the terminal that is positioned at relevant road segments in the communication network.
Traffic data for example comprises: traffic congestion factor, road quality (category of roads, roadblock), cost factor (for example charge station's information) etc.
Step 305, server calculates based on the data of obtaining, and obtains routing information;
Server prior art capable of using obtains the path according to positional information binding time and traffic information.
Routing information comprises: one or more path and corresponding time span information (the average length of time information of estimating according to the average traffic of history or the real-time length information of estimating according to the real-time traffic situation);
Step 306, server send to terminal equipment with routing information after obtaining routing information, flow process finishes.
If terminal equipment also comprises real-time mode information in the step 302 in the path request message that server sends, the time span information that then comprises in the routing information is real-time length information;
If terminal equipment also comprises prediction mode information in the step 302 in the path request message that server sends, the time span information that then comprises in the routing information is the scheduled time length information;
If terminal equipment also comprises average mode information in the step 302 in the path request message that server sends, the time span information that then comprises in the routing information is average length of time information.
Embodiment 2
Below in conjunction with Fig. 4 embodiments of the invention two are described.In the present embodiment, terminal equipment obtains routing information to the server periodic request.So-called periodicity is meant: server needs the calculating of periodic mode to obtain corresponding routing information, sends to terminal equipment then.Idiographic flow is described below:
Set up between the step 401, terminal equipment and server that data link or the data recovering to have existed between the two link;
Step 402, terminal equipment are to server transmit path request message, and in this message, the parameter that comprises has: temporal information, positional information, obtain manner information;
Wherein, temporal information can be current time or certain following time, perhaps certain time period; Positional information is for example: Zhonghua Gate is to central authorities' door, and perhaps the routing information between two theodolite places also can be the title or the identification information on certain road, for example: Zhongshan Road, G312 road.Obtain manner information in the present embodiment is used for indication needs periodic mode to obtain routing information, the mode of promptly obtaining to the follow-up routing information of server indication, perhaps obtain manner and cycle duration.
Step 403; If in step 402, also relate to current location; Then server and terminal equipment possibly also need position the service conversation process to obtain the terminal equipment current position information, also possibly the terminal own existing positional information directly are reported to server; If do not relate to current location, then skip this step, execution in step 404;
Step 404; Server is after the path request message that receives from terminal equipment; And carry out alternately between path and the traffic information source, specifically comprise: server is the point or the traffic data in certain highway section in the time period between information source request at a time, and this step is optional;
Step 405, server calculates based on the data of obtaining, and obtains routing information;
Step 406, server sends to terminal equipment with information after one or more routing information has been obtained in calculating;
Step 407, after completing steps 406, server is every to obtain the terminal current position information at a distance from certain cycle time, and from the path and the traffic information source obtain corresponding road condition data once more;
From the path and the traffic information source step of obtaining road condition data once more be optional step.
Step 408, server carries out the calculating of routing information;
Step 409, server send to terminal equipment with this routing information after one or more routing information has been obtained in calculating;
Above-mentioned steps 407,408,409 circulations are carried out repeatedly, up to end cycle time or terminal equipment cancellation or interrupted service flow process.
Step 410, flow process finishes.
If terminal equipment also comprises real-time mode information in the step 402 in the path request message that server sends, the time span information that then comprises in the routing information is real-time length information;
If terminal equipment also comprises prediction mode information in the step 402 in the path request message that server sends, the time span information that then comprises in the routing information is the scheduled time length information;
If terminal equipment also comprises average mode information in the step 402 in the path request message that server sends, the time span information that then comprises in the routing information is average length of time information.
Embodiment 3
Below in conjunction with Fig. 5 embodiments of the invention three are described.In the present embodiment, terminal equipment is to the obtain routing information of server requests based on event mode.So-called event mode is meant: server need be judged events corresponding, and a situation arises, once there is generation then need routing information be calculated, sends to terminal equipment (also can event content be sent to the terminal in the lump) then.Idiographic flow is described below:
Set up between the step 501, terminal equipment and server that data link or the data recovering to have existed between the two link;
Step 502, terminal equipment are to server transmit path request message, and in this message, the parameter that comprises has: temporal information, positional information, obtain manner information;
Wherein, temporal information can be current time or certain following time, perhaps certain time period; Positional information is for example: Zhonghua Gate is to central authorities' door, and perhaps the routing information between two theodolite places also can be the title or the identification information on certain road, for example: Zhongshan Road, G312 road.Obtain manner information in the present embodiment is used for indication and obtains routing information through Event triggered, promptly obtains to the follow-up routing information of server indication and is based on specific Event triggered.
Step 503; If in step 502, also relate to current location; Then possibly also need position the service conversation process between server and the terminal equipment to obtain the terminal equipment current position information, also possibly the terminal own existing positional information directly is reported to server; If do not relate to current location, then skip this step, execution in step 504;
Step 504, server after the path request message that receives from terminal equipment, regularly with carry out alternately between path and the traffic information source, specifically comprise: server is the perhaps traffic data in certain highway section in the time period of point between information source request at a time;
Step 505, server calculates based on the data of obtaining, and judges whether that specific incident takes place, if having, then execution in step 506, if do not have, then carry out 507;
Step 506, server send to routing information terminal equipment or routing information and event information are sent to terminal equipment in the lump after one or more routing information has been obtained in calculating;
Step 507, behind the certain interval of time, carry out alternately in server and path and traffic information source, takes place to determine whether specific incident, if incident is arranged, then execution in step 508, if do not return this step;
Step 508; If the position that is based on current terminal equipment of appointment in step 502; Then server also need carry out alternately with terminal equipment in this step; Obtaining the positional information of terminal equipment, server based on the current position information of terminal equipment and from the path and the traffic information that obtains of traffic information source calculate and obtain corresponding routing information;
Step 509, server send to routing information terminal equipment or routing information and event information are sent to terminal equipment in the lump after one or more routing information has been obtained in calculating;
Above-mentioned steps 507,508,509 circulations are carried out repeatedly, up to concluding time or terminal equipment cancellation or interrupted service flow process.
Step 510, flow process finish.
If terminal equipment also comprises real-time mode information in the step 502 in the path request message that server sends, the time span information that then comprises in the routing information is real-time length information;
If terminal equipment also comprises prediction mode information in the step 502 in the path request message that server sends, the time span information that then comprises in the routing information is the scheduled time length information;
If terminal equipment also comprises average mode information in the step 502 in the path request message that server sends, the time span information that then comprises in the routing information is average length of time information.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to accomplish through program, said program can be stored in the computer-readable recording medium, like read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (14)
1. method that traffic route obtains comprises:
Terminal equipment is to server transmit path request message; Said path request message comprises positional information and time information; Said server obtains corresponding routing information according to said positional information and said temporal information, and said routing information is returned to said terminal equipment.
2. the method for claim 1 is characterized in that:
Said positional information comprises start position information and final position information, perhaps highway section title, perhaps highway section numbering.
3. method as claimed in claim 2 is characterized in that:
Said start position information or final position information are the current location of said terminal equipment;
Said server obtains corresponding routing information according to said positional information and said temporal information; Comprise: said server obtains corresponding routing information through obtaining the current location information of said terminal equipment alternately with said terminal equipment according to positional information and said temporal information.
4. the method for claim 1 is characterized in that:
Said routing information comprises one or more routing information, perhaps one section or multistage sub path information.
5. the method for claim 1 is characterized in that:
Said routing information also comprises time span information.
6. the method for claim 1 is characterized in that:
Also comprise obtain manner information in the said path request message, said obtain manner information comprises following any one mode: single obtains; Periodically obtain; Event triggered is obtained; Cycle obtains with Event triggered and obtains.
7. like the described method of arbitrary claim among the claim 1-6, it is characterized in that:
Also comprise one of following information in the said path request message: real-time mode, prediction mode, average mode.
8. system that traffic route obtains comprises: server and terminal equipment, wherein:
Said terminal equipment is used for to server transmit path request message, and said path request message comprises positional information and time information;
Said server is used for obtaining corresponding routing information according to said positional information and said temporal information, and said routing information is returned to said terminal equipment.
9. system as claimed in claim 8 is characterized in that:
Said positional information comprises start position information and final position information, perhaps highway section title, perhaps highway section numbering.
10. system as claimed in claim 9 is characterized in that:
Said start position information or final position information are the current location of said terminal equipment;
Said server also is used for through obtaining the current location information of said terminal equipment alternately with said terminal equipment.
11. system as claimed in claim 8 is characterized in that:
Said routing information comprises one or more routing information, perhaps one section or multistage sub path information.
12. system as claimed in claim 7 is characterized in that:
Said routing information also comprises time span information.
13. system as claimed in claim 7 is characterized in that:
Also comprise obtain manner information in the said path request message, said obtain manner information comprises following any one mode: single obtains; Periodically obtain; Event triggered is obtained; Cycle obtains with Event triggered and obtains.
14., it is characterized in that like the described system of arbitrary claim among the claim 8-13:
Also comprise one of following information in the said path request message: real-time mode, prediction mode, average mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110149498.4A CN102811417B (en) | 2011-06-03 | 2011-06-03 | The system and method that a kind of traffic route obtains |
| PCT/CN2012/070046 WO2012163090A1 (en) | 2011-06-03 | 2012-01-05 | System and method for acquiring communication pathway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110149498.4A CN102811417B (en) | 2011-06-03 | 2011-06-03 | The system and method that a kind of traffic route obtains |
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| CN102811417A true CN102811417A (en) | 2012-12-05 |
| CN102811417B CN102811417B (en) | 2016-09-28 |
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| WO (1) | WO2012163090A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374397A (en) * | 2013-08-14 | 2015-02-25 | 英华达（上海）科技有限公司 | Route planning system and method thereof |
| CN109935097A (en) * | 2017-12-16 | 2019-06-25 | 北京嘀嘀无限科技发展有限公司 | A kind of method and device of section prompt |
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- 2012-01-05 WO PCT/CN2012/070046 patent/WO2012163090A1/en active Application Filing
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| CN104374397A (en) * | 2013-08-14 | 2015-02-25 | 英华达（上海）科技有限公司 | Route planning system and method thereof |
| CN109935097A (en) * | 2017-12-16 | 2019-06-25 | 北京嘀嘀无限科技发展有限公司 | A kind of method and device of section prompt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102811417B (en) | 2016-09-28 |
| WO2012163090A1 (en) | 2012-12-06 |
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