CN102903257A - Vehicle navigation method and vehicle navigation system - Google Patents
Vehicle navigation method and vehicle navigation system Download PDFInfo
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Abstract
Provided are a vehicle navigation method and a vehicle navigation system. The method comprises obtaining a travel plan for travelling by other vehicles; obtaining travel information on other vehicles according to the travel plan; and reminding a vehicle user of travel information. The vehicle navigation system comprises a vehicle-mounted navigation device and a server, wherein the server is used for searching travel information according to search demands of the vehicle-mounted navigation device. The vehicle-mounted navigation device comprises an input unit, an information obtaining unit and a reminding unit, wherein the input unit is used for receiving the travel plan input by the user and used for travelling by other vehicles; the information obtaining unit is used for extracting shift information of other vehicles from the travel plan received from the input unit, forming the search demands on the shift information, sending the search demands to the server and obtaining the travel information corresponding to the shift information from the server; and the reminding unit is used for reminding the vehicle user of information including the travel information. The vehicle navigation method and the vehicle navigation system can provide good service for the vehicle user.
Description
Technical field
The present invention relates to field of navigation technology, relate in particular to a kind of automobile navigation method and Vehicular navigation system.
Background technology
Along with the development of the communication technology and global-positioning technology, for airmanship provides more and more solid technical foundation.People are often worried in the road environment of complexity when trip, but airmanship has been arranged, and just can bring great convenience for the people of trip.
Now popularized gradually socially many kinds of vehicle mounted guidance softwares, the effect of these vehicle mounted guidance softwares is exactly that guided vehicle reaches terminal point smoothly for the vehicle in road net of travelling provides accurate and effective, traffic route fast.Therefore, vehicle mounted guidance software to be solved one large problem is the planning in path.The planning in path just refers in combination diagram data, provides optimal path from origin to destination.
In being the Chinese patent application of CN101739817A, publication number discloses a kind of paths planning method, described paths planning method is all the time take the vehicle current location as starting point, repeatedly predict the traffic informations such as the magnitude of traffic flow of relevant highway section and crossing according to the Vehicle Driving Cycle time, regularly find the solution shortest path according to path planning algorithm without the request formula, thereby try to achieve the shortest time path that more meets the road network real-time condition, on the Vehicular navigation system screen, directly show.Owing to adopt the paths planning method without the request formula, can reduce to upgrade operational ton, thereby shorten computing time.
In daily life, except the demand of path planning, the vehicle user of the onboard navigation system aircraft of driving to go to the airport to catch up with, perhaps, the situation of going to the airport to pick of driving.If can utilize Vehicular navigation system to learn the data such as travel information, vehicle user can arrange stroke better.
How to satisfy vehicle user and obtain the demand of the transport information such as travel information, provide service for vehicle user better, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
The problem that the present invention solves provides a kind of navigation method and onboard navigation system that better services is provided.
For addressing the above problem, the invention provides a kind of automobile navigation method, comprising: obtain the plan of travel of adopting other vehicles to go on a journey; According to the travel information of described plan of travel acquisition about other vehicles; Carry out prompting about described travel information to vehicle user.
Alternatively, also comprise according to after the described plan of travel acquisition travel information, from travel information, extract the anchor point of other vehicles corresponding with described plan of travel; Vehicle current location to described anchor point is carried out path planning; Carrying out prompting about described travel information to vehicle user comprises to vehicle user and reminds described path planning.
Alternatively, also be included in vehicle current location to described anchor point is carried out after the path planning, the estimating vehicle current location is to the distance in the path of described anchor point; Describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind described distance.
Alternatively, obtain the vehicle current location to the distance of described anchor point, estimating the time of described distance cost by the vehicle current location to the distance of anchor point divided by travel speed; The described prompting of carrying out about described travel information to vehicle user comprises the time of reminding described distance cost to vehicle user.
Alternatively, described travel speed comprises history average or the current travel speed of vehicle user of Vehicle Speed.
Alternatively, also comprise: from travel information, extract material time based on described plan of travel; Timing obtains the current time; With material time deduct the time of described distance cost, deducting the current time obtains the time allowance again; Describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind described time allowance; Wherein, the step of described extraction material time comprises: when setting out, extract the departure time as material time in plan of travel; When plan of travel is arrival, extract time of arrival as material time.
Alternatively, timing estimate vehicle current location is to the distance in the path of described anchor point.
Alternatively, comprise also, vehicle current location to described anchor point carried out after the path planning that the road conditions of acquisition approach describedly carry out comprising to the described road conditions of user reminding about the prompting of described travel information to vehicle user.
Alternatively, the road conditions in timing acquisition path, to the described road conditions of user reminding.
Alternatively, also comprise vehicle current location to described anchor point is carried out after the path planning, obtain vehicle by the travel history value of spended time of described path, describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind travel in the described path history value of spended time of vehicle.
Alternatively, described other vehicles comprise aircraft, train, and described anchor point is respectively airport, railway station.
Alternatively, the travel information of described other vehicles comprises the travel information of upgrading after the vehicles are incured loss through delay, and the described prompting of carrying out to vehicle user comprises the prompting about the travel information of described renewal.
Correspondingly, the invention provides a kind of Vehicular navigation system, comprise on-vehicle navigation apparatus and server, wherein, server is used for the search command search travel information according to on-vehicle navigation apparatus; Described on-vehicle navigation apparatus comprises: input block is used for receiving the plan of travel of user's input, the plan of travel of described plan of travel for adopting other vehicles to go on a journey; Information acquisition unit, all link to each other with described server with described input block, be used for extracting from the plan of travel that described input block receives the order of classes or grades at school information of other vehicles, formation is about the search command of described order of classes or grades at school information, send search command to server, from server, obtain the travel information corresponding with described order of classes or grades at school information; Reminding unit links to each other with described information acquisition unit, is used for reminding the information that comprises described travel information to vehicle user.
Alternatively, described vehicle navigation apparatus also comprises the path planning unit that is connected in described input block, information acquisition unit, reminding unit, described information acquisition unit also is used for the plan of travel that obtains based on input block and extracts the anchor point of other vehicles from travel information, and described anchor point is sent to the path planning unit; Described path planning unit is used for the vehicle current location is carried out path planning to anchor point; Described reminding unit is used for reminding to vehicle user the path of described path planning unit planning.
Alternatively, described vehicle navigation apparatus also comprises the evaluation unit that is connected in described path planning unit, reminding unit, is used for the vehicle current location of estimation path planning unit planning to the distance in the path of anchor point; Described reminding unit is also for the distance of reminding described evaluation unit to be estimated to vehicle user.
Alternatively, described vehicle navigation apparatus also comprises the first timing unit, is used at the predetermined time interval, and the controlled estimation unit estimates that again the vehicle current location of path planning unit planning is to the distance in anchor point path; Described reminding unit is also for the distance of reminding described evaluation unit again to estimate to vehicle user.
Alternatively, described evaluation unit also is used for obtaining the vehicle current location to the time of the cost of anchor point by described distance divided by travel speed, and described reminding unit also is used for to the time that vehicle user is reminded described cost.
Alternatively, also comprise: the vehicle speed measuring unit, link to each other with vehicle bus, described evaluation unit, be used for obtaining from vehicle bus the current driving speed of vehicle; Described evaluation unit is used for obtaining current driving speed from the vehicle speed measuring unit, and the distance of the time that described vehicle current location spends to the anchor point path by described path obtains divided by described current driving speed.
Alternatively, described vehicle speed measuring unit also is used for obtaining the history average of Vehicle Speed; Described evaluation unit also is used for obtaining from the vehicle speed measuring unit history average of travel speed, and described vehicle current location to the history average of time of anchor point path cost distance by described path divided by described Vehicle Speed obtains.
Alternatively, also comprise the second timing unit, be used for the record current time; Described information acquisition unit also is used for extracting material time based on the plan of travel that input block obtains from travel information; Described evaluation unit is used for obtaining described material time from information acquisition unit, and the time, the current time of deducting that deduct described cost with material time obtain the time allowance; Wherein, when the plan of travel that described information acquisition unit obtains based on input block was extracted material time from travel information, the plan of travel that obtains such as input block was for setting out, and described material time is the departure time in the travel information of information acquisition unit acquisition; The plan of travel that obtains such as input block is when arriving, and described material time is the time of arrival in the travel information that obtains of information acquisition unit; Described reminding unit also is used for reminding described time allowance to vehicle user.
Alternatively, described server also is connected with described path planning unit, reminding unit, is used for obtaining vehicle by the history value of the path institute spended time of path planning unit planning; Described reminding unit is also for the history value of reminding described spended time to vehicle user.
Alternatively, described server also is connected with described path planning unit, reminding unit, is used for obtaining vehicle by the road conditions in the path of path planning unit planning, and described reminding unit also is used for reminding to vehicle user the road conditions in described path.
Alternatively, described server comprises the travel information of upgrading after described other vehicles are incured loss through delay according to the travel information of the order search of on-vehicle navigation apparatus, and the travel information corresponding with described order of classes or grades at school information that described information acquisition unit is obtained from server is the travel information of described renewal.
Alternatively, described other vehicles comprise aircraft, train, and the order of classes or grades at school information of described other vehicles is respectively the Flight Information of aircraft, the Bus Schedules of train.
Compared with prior art, the present invention has the following advantages:
1. remind travel information to vehicle user, thereby make vehicle user arrange better the stroke plan, improved user's use impression;
2. can carry out path planning to the anchor point of other vehicles to the vehicle current location, make vehicle user obtain to remove the routing information of described anchor point, improve user's use impression;
3. can remind vehicle to arrive the distance of the anchor point of other vehicles to vehicle user, can make vehicle user in time grasp the multidate information of vehicle and other vehicle stopping point distances;
4. regularly remind vehicle to the time of other vehicle stopping point costs to vehicle user, can make the user grasp the vehicle current location apart from the time of other vehicle stopping point costs, and then can select whether to change the speed of a motor vehicle, to guarantee smooth trip;
5. regularly remind car owner's time allowance to vehicle user, the user is grasped more intuitively guarantee the smoothly time margin of trip.
Description of drawings
Fig. 1 is the schematic flow sheet of navigation method the first embodiment of the present invention;
Fig. 2 is the schematic flow sheet of navigation method the second embodiment of the present invention;
Fig. 3 is the schematic flow sheet of navigation method the 3rd embodiment of the present invention;
Fig. 4 is the schematic flow sheet of navigation method the 4th embodiment of the present invention;
Fig. 5 is the schematic flow sheet of automobile navigation method the 5th embodiment of the present invention;
Fig. 6 is the synoptic diagram of first, second embodiment of Vehicular navigation system of the present invention;
Fig. 7 is the synoptic diagram of Vehicular navigation system the 3rd embodiment of the present invention;
Fig. 8 is the synoptic diagram of Vehicular navigation system the 4th of the present invention, the 5th embodiment.
Specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can more be become apparent, below in conjunction with accompanying drawing specific embodiments of the invention are described in detail.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here and implements with multiple, and those skilled in the art can do similar popularization in the situation of intension of the present invention.Therefore the present invention is not subjected to the restriction of following public specific embodiment.
In order to solve the problem described in the background technology, the invention provides a kind of navigation method, with reference to figure 1, show the schematic flow sheet of navigation method the first embodiment of the present invention, present embodiment is take by air, by plane as example, but the present invention is not restricted to this, and described navigation method roughly may further comprise the steps:
Step S1 obtains the plan of travel of adopting other vehicles to go on a journey;
Step S2 is according to the travel information of described plan of travel acquisition about other vehicles;
Step S3 carries out prompting about described travel information to vehicle user.
The below is described further each step.Particularly, go on a journey as example to adopt aircraft, but the present invention is not restricted to this, can also adopts the vehicles such as train to go on a journey.
Execution in step S1, plan of travel described herein comprises: the order of classes or grades at school of other vehicles, remove to take other vehicles and still go to connect the information such as people of taking other vehicles.In the present embodiment, described plan of travel comprise aircraft flight number, go to the airport to seize the opportunity or go to the airport and pick.
Particularly, can obtain plan of travel by the man-machine interface of on-vehicle navigation apparatus, for example: vehicle user is by the keyboard with touch screen input flight number of on-vehicle navigation apparatus.Perhaps, the man-machine interface of vehicle navigation apparatus provides the choice box of " setting out " " arrival ", correspond respectively to the plan of travel that vehicle user is seized the opportunity, gone to the airport to pick, user by selecting " is set out " or the choice box of " arrival " is inputted plan of travel to on-vehicle navigation apparatus.
Execution in step S2, according to the flight number of vehicle user input, on-vehicle navigation apparatus obtains the travel information corresponding with described flight number from server.Described server can be from the airport travel information systems search travel information corresponding with flight number, to guarantee accuracy and the promptness of travel information.
Travel information described herein comprises: flight departure place, air objective ground, the departure time, the time of landing, departure airfield, arrive at the airport and terminal information etc.
For example, vehicle user Xiao Wang is MU5525 to on-vehicle navigation apparatus input flight number, and clicks and set out.Garage's guider comprises according to the travel information that MU5525 can obtain: the flight departure place is Shanghai, be Qingdao air objective, departure time 21:40, the time of landing is 23:10, departure airfield is the pudong airport, arriving at the airport is the Liu Ting airport, and the terminal that sets out is the T2 terminal, and arriving terminal is T1 terminal etc.
Execution in step S3 reminds described travel information to vehicle user, particularly, when reminding to vehicle user, can remind in the mode that picture and text show by the screen of on-vehicle navigation apparatus; Also can by the audio amplifier of on-vehicle navigation apparatus, report travel information to remind with voice mode.
Preferably, in order to bring into play better prompting function, can regularly remind to vehicle user, particularly, remind once to vehicle user (for example 5 minutes) at regular intervals, and described prompting can be arranged in the calendar, schedule of on-vehicle navigation apparatus to carry out timed reminding.
Can remind according to the time interval that the user arranges during described timed reminding, also can stop afterwards once or several times carrying out timed reminding in prompting according to user instruction.
Present embodiment can regularly be reminded travel information to vehicle user, thereby makes vehicle user arrange better the stroke plan, has improved user's use impression, thereby provides better service to the user.
With reference to figure 2, show the schematic flow sheet of navigation method the second embodiment of the present invention, described navigation method roughly may further comprise the steps:
Step S11 obtains the plan of travel of adopting other vehicles to go on a journey;
Step S12 is according to the travel information of described plan of travel acquisition about other vehicles;
Step S13 extracts the anchor point of other vehicles corresponding with described plan of travel from travel information;
Step S14 carries out path planning to vehicle current location to described anchor point;
Step S15 reminds described path planning to vehicle user.
The below is described further each step.Particularly, go on a journey as example to adopt aircraft, but the present invention is not restricted to this, can also adopts the vehicles such as train to go on a journey.
Step S11 is identical with step S1, and step S12 is identical with step S2, does not repeat them here.
Execution in step S13, in the present embodiment, described other vehicles are aircraft, correspondingly, the anchor point of described other vehicles is the airport.
Comprise departure airfield in the described travel information, arrive at the airport, go to the airport to seize the opportunity or the plan of travel of going to the airport to pick corresponding to vehicle user, the Vehicle Driving Cycle destination of vehicle user is different, particularly, corresponding to the plan of travel of " setting out ", the airport of extraction is departure airfield; Corresponding to the plan of travel of " arrival ", the airport of extraction is for arriving at the airport.
Execution in step S14, obtain the airport corresponding with plan of travel according to described travel information, and then vehicle current location and airport carried out path planning, thereby obtain the path from the current location to the airport, described path can be the shortest path of distance, also can be the best paths of road conditions, can carry out path planning according to the demand of vehicle user (for example: road conditions are good, the refuelling station is arranged) when carrying out path planning.
Execution in step S15, described step S15 is different from the content of reminding of step S3, but alerting pattern is identical, does not repeat them here.
Need to prove, in other embodiment of automobile navigation method of the present invention, after execution in step S14 finishes path planning, the road conditions that also comprise acquisition approach, carry out comprising to the described road conditions of user reminding about the step of the prompting of described travel information to vehicle user, thereby make vehicle user in time grasp traffic information.Because along with the road conditions in the different paths of time are also different, preferably, road conditions of (at set intervals) acquisition approach and carry out road conditions to the user and remind regularly, thus make the user in time grasp traffic information.
With the first embodiment ratio, present embodiment obtains Airport information, carries out path planning from travel information, can remind the vehicle current location to the routing information on airport to vehicle user.
With reference to figure 3, show the schematic flow sheet of navigation method the 3rd embodiment of the present invention, described navigation method roughly may further comprise the steps:
Step S21 obtains the plan of travel of adopting other vehicles to go on a journey;
Step S22 is according to the travel information of described plan of travel acquisition about other vehicles;
Step S23 extracts the anchor point of other vehicles corresponding with described plan of travel from travel information;
Step S24 carries out path planning to vehicle current location to described anchor point;
Step S25, the estimating vehicle current location is to the distance in the path of described anchor point;
Step S26 reminds described distance to vehicle user.
The below is described further each step.
Step S21 is identical with step S1, and step S22 is identical with step S2, and step S23 is identical with step S13, and step S24 is identical with step S14, does not repeat them here.
Execution in step S25 after finishing path planning, obtains the path from the vehicle user current location to the airport, estimates the distance that described path is corresponding.
Need to prove that described vehicle user current location can be the vehicle front static position of setting out, also can be in the process of moving dynamic position of vehicle user.
Step S26 is different from the content of reminding of step S3, but alerting pattern is identical, does not repeat them here.
Preferably, timing estimate vehicle current location is to the distance in the path of described anchor point, carry out afterwards the prompting of distance to vehicle user, particularly, (for example 5 minutes) upgrade the current location in the vehicle driving process at set intervals, estimate afterwards current location to the distance on airport, the most backward user carries out distance and reminds.
For example, Xiao Wang from position A to airport B, directly plan in the walking along the street of advancing of setting out, way to acquire x (described path x comprises path x1, x2 and x3), the time interval that Xiao Wang arranges the distance timed reminding is 5 minutes.After setting out, Xiao Wang travels 5 minutes to intersection C, Vehicular navigation system is according to the position (crossing C just be the point of interface of path x1 and x2) of intersection C on path planning, acquisition intersection C is x2 and x3 to the path on airport, by estimation, the distance that way to acquire x2 and x3 are corresponding is 2km, to vehicle user prompting " also having 2km apart from the airport ".
Compare with the second embodiment, present embodiment can be estimated the distance in path, makes vehicle user obtain to drive to the distance on airport from the vehicle current location, thereby the time that makes vehicle user drive to set out based on described distance plan is avoided missing flight.
With reference to figure 4, show the schematic flow sheet of navigation method the 4th embodiment of the present invention, described navigation method roughly may further comprise the steps:
Step S31 obtains the plan of travel of adopting other vehicles to go on a journey;
Step S32 is according to the travel information of described plan of travel acquisition about other vehicles;
Step S33 extracts the anchor point of other vehicles corresponding with described plan of travel from travel information;
Step S34 carries out path planning to vehicle current location to described anchor point;
Step S35, the estimating vehicle current location is to the distance in the path of described anchor point;
Step S36 estimates the time that described distance spends;
Step S37, the time of reminding described cost to vehicle user.
The below is described further each step.
Step S31 is identical with step S1, and step S32 is identical with step S2, and step S33 is identical with step S13, and step S34 is identical with step S14, and step S35 is identical with step S25, does not repeat them here.
Execution in step S36 estimates time of described distance cost, particularly, estimates time that vehicle current location travel to described anchor point spend to the distance of anchor point divided by travel speed with the vehicle current location.
Wherein, described travel speed can be the history average of Vehicle Speed, like this, before the time of the described distance cost of estimation, comprise that also the travel speed of driving at ordinary times by vehicle user first calculates the history average of Vehicle Speed, for example: the history average of Vehicle Speed is 60 kilometers/hour.Leave for the situation of estimating before the airport corresponding to vehicle user, can estimate the time of distance cost by the history average of Vehicle Speed.
In addition, described travel speed can also be the current travel speed of vehicle user, like this, before the time of the described distance cost of estimation, also comprise the travel speed that measuring vehicle is current, corresponding to the situation of vehicle user in driving to go to the airport on the way, can estimate the time of distance cost by the current travel speed of vehicle.
Also need to prove, in other embodiments, after vehicle current location to described anchor point is carried out path planning, can be from network (for example, the server of Vehicular navigation system) obtains vehicle by described path the travel history value of spended time and the history value of reminding described spended time to vehicle user.Herein, described vehicle can be the data that this vehicle uploads onto the server by the travel history value of spended time of described path, also can be that other data upload are to the data of server.The direct like this time that spends from the server acquisition approach has reduced the step of estimating distance, estimation spended time, can provide information to vehicle user more quickly.
Compare with the 3rd embodiment, present embodiment can provide the time of vehicle current location to the distance on airport spends to vehicle user, thereby can avoid missing flight.
With reference to figure 5, show the schematic flow sheet of navigation method the 5th embodiment of the present invention, described navigation method roughly may further comprise the steps:
Step S41 obtains the travel information plan of travel;
Step S42 obtains the Flight Information travel information according to described travel information plan of travel;
Step S43 extracts the anchor point of other vehicles corresponding with described plan of travel from travel information;
Step S44 carries out path planning to vehicle current location to described anchor point;
Step S45, the estimating vehicle current location is to the distance in the path of described anchor point;
Step S46 estimates the time that described distance spends;
Step S47, the evaluation time allowance;
Step S48, the time of reminding described cost to vehicle user.
The below is described further each step.
Step S41 is identical with step S1, and step S42 is identical with step S2, and step S43 is identical with step S13, and step S44 is identical with step S14, and step S45 is identical with step S25, and step S46 is identical with step S36, does not repeat them here.
Execution in step S47, the current time that time allowance described herein refers to drive to seize the opportunity or pick the latest time interval of departure time.
The step of described evaluation time allowance comprises step by step following:
From travel information, extract material time based on plan of travel;
Timing obtains the current time;
With material time deduct distance cost time, deduct the current time again, with the acquisition time allowance.
Wherein when extracting material time, when setting out, the departure time in the extraction travel information is as material time corresponding to plan of travel; When being arrival corresponding to plan of travel, be material time the time of arrival of extracting in the travel information.
For example: vehicle user goes to the airport to pick, and the landing time of MU5525 is 22:30, and the time of estimation distance cost is 1 hour, and the current time is 21:00, and the time allowance is 30 minutes so.
Need to prove, the steps such as getting boarding card, safety check owing to when seizing the opportunity, need to take time, therefore, preferably, for the situation of plan of travel for " setting out ", when the evaluation time allowance, also need to deduct and carry out described the setting aside some time of step cost of seizing the opportunity, the time allowance that obtains like this can avoid vehicle user to miss flight.
For example: the departure time of MU5525 is 21:30, reserves 30 minutes and is used for getting boarding card and safety check, and the distance cost is estimated as 1 hour, and the current time is 19:00, and the time allowance is 1 hour so.
For situation about arriving, because it is fairly simple to handle the formality that picks, when estimating vehicle is left for the latest time on airport, then need not to set aside some time, perhaps, reserve short a period of time.
That is to say that described herein sets aside some time as checking in or handling a period of time that picks and reserve, when the time of carrying out allowance calculated, the described length that has or not, sets aside some time of setting aside some time can be arranged voluntarily by the user.
Step S48 is different from the content of reminding of step S3, but alerting pattern is identical, does not repeat them here.
By present embodiment, can make the user grasp more intuitively the current time and leave for the airport time interval of time the latest, thereby can obtain to avoid the time margin of missing flight, being conducive to vehicle user has better control to the time of driving to go to the airport.
Need to prove, in automobile navigation method the first to the 5th embodiment of the present invention, when obtaining travel information according to plan of travel, also can obtain the delayed flight information that the airport provides, form the travel information after incuring loss through delay.For example, late 1 hour of MU5525, the original departure time of MU5525 is 21:40, the departure time of MU5525 is 22:40 in the travel information after the delay, correspondingly remind according to the travel information after incuring loss through delay afterwards or estimate, thereby make vehicle in time plan adjust to own driving based on delayed flight information.
Need to prove, in other embodiments, the plan of travel of vehicle user is for by train, the plan of travel of input comprises the train train number, the anchor point of train is the railway station, can correspondingly revise or replace based on above-described embodiment, automobile navigation method of the present invention can provide the travel information of the vehicles such as aircraft, train, has enlarged service range, has optimized the use impression of vehicle user.
Correspondingly, the present invention also provides a kind of Vehicular navigation system, with reference to figure 6, shows the synoptic diagram of Vehicular navigation system the first embodiment of the present invention.The plan of travel of vehicle user is by air, by plane trip in the present embodiment, but the present invention is not restricted to this.
Described Vehicular navigation system comprises on-vehicle navigation apparatus 100 and server 200.Wherein,
Described on-vehicle navigation apparatus 100 comprises input block 101, information acquisition unit 102, reminding unit 103:
The first strategy described herein comprises the screening of information source, and for example information acquisition unit 102 is only screened the information that comes from the airport authorities website, with the accuracy of guarantee information;
Secondly, described the first strategy comprises that also travel information puts in order, for example, the plan of travel that input block 101 receives is for setting out, the departure time, departure airfield, departure airfield terminal etc. are concerned about comparatively for the user that relevant for going out photos and sending messages information acquisition unit 102 will go out photos and sending messages and be positioned over before the arrival information so; On the contrary, the plan of travel that input block 101 receives is when arriving, and information acquisition unit 102 is positioned over out arrival information before the photos and sending messages so.
Reminding unit 103 links to each other with described information acquisition unit 102, is used for reminding described travel information to vehicle user.Particularly, described reminding unit 103 can be the screen for display alarm information, also can be for the audio amplifier of reporting prompting message by voice mode.
Described reminding unit 103 can be at set intervals to user reminding once, to guarantee that the user obtains prompting message (prompting message is as travel information) herein, the time interval that described reminding unit 103 is reminded can be set in advance by vehicle user, described reminding unit 103 can be closed to stop to remind by the user through after reminding once or several times in addition.
By present embodiment, described Vehicular navigation system can to the user reminding travel information, have been optimized the use impression of vehicle user.
Continuation is with reference to figure 6, and in Vehicular navigation system the second embodiment, described vehicle navigation apparatus 100 also comprises path planning unit 104, and described path planning unit 104 is connected in input block 101, information acquisition unit 102, reminding unit 103.
Described information acquisition unit 102 also is used for extracting corresponding airport based on the plan of travel that input block 101 obtains from travel information, and described airport is sent to path planning unit 104.Particularly, airport described herein is the destination that vehicle user is driven, when the stroke counter divide that receives from input block 101, described airport is the departure airfield from the travel information that information acquisition unit 102 obtains, when the plan of travel that receives from input block 101 was arrival, described airport was arriving at the airport the travel information that obtains from information acquisition unit 102.
Described path planning unit 104 is used for vehicle current location and airport are carried out path planning.Described path planning unit 104 can obtain one or several path from the current location to the airport, and described path can be the best path of distance shortest path, road conditions, comprise path of refuelling station etc.Herein, described vehicle current location comprises vehicle user drive the to set out rest position of vehicle in front, also can be the dynamic position of vehicle in the Vehicle Driving Cycle process.
Described reminding unit 103 also is used for reminding to vehicle user the path of described path planning unit 104 planning.
Vehicle user can obtain the vehicle current location to the distance of destination, airport like this, thereby can be according to the plan of driving of described distance designed, designed vehicle departure time, Vehicle Speed.
Continuation is with reference to figure 6, and preferably, described path planning unit 104 also links to each other with server 200, and described reminding unit 103 also links to each other with server 200.
Described server 200 also is used for the road conditions from 104 pairs of vehicle current locations of network acquisition approach planning unit to the path of airport planning;
Described reminding unit 103 is used for reminding described road conditions to vehicle user.
Preferably, described server 200 also is used for obtaining from network the history value of the path spended time that vehicle plans by path planning unit 104.The history value of spended time described herein can be by uploading onto the server 200 when vehicle in front, other vehicles.
Described reminding unit 103 is also for the history value of reminding described spended time to vehicle user.
With reference to figure 7, show the synoptic diagram of Vehicular navigation system the 3rd embodiment of the present invention, compare with Vehicular navigation system the second embodiment of the present invention, described vehicle navigation apparatus 100 also comprises the evaluation unit 105 that is connected in described path planning unit 104, reminding unit 103, for the distance of estimating the path that path planning unit 104 path plannings obtain;
Reminding unit 103 links to each other with described evaluation unit 105, also is used for the distance of reminding described evaluation unit 105 to be estimated to vehicle user.
Vehicle user can obtain the vehicle current location to the distance of destination, airport like this.
Continuation is with reference to figure 7, preferably, described vehicle navigation apparatus 100 also comprises the first timing unit 108 that is connected in described evaluation unit 105, be used for predetermined time the Separation control evaluation unit 105 estimate that again the vehicle current location of path planning unit 104 planning is to the distance on airport;
Described reminding unit 103 is also for the distance of reminding described evaluation unit 105 again to estimate to vehicle user.
Vehicular navigation system is just again estimated distance and is carried out the prompting of distance to vehicle user every the predetermined time interval like this, makes vehicle user in time grasp distance information.
With reference to figure 8, show the synoptic diagram of Vehicular navigation system the 4th embodiment of the present invention, evaluation unit 105 in the described vehicle navigation apparatus 100 also is used for the estimating vehicle current location to the time of the cost of airport anchor point, and described reminding unit 103 is also for the time of reminding described cost to the vehicle user unit.
Particularly, described evaluation unit 105 obtains the vehicle current location to the time of the cost of airport anchor point by the distance in described path divided by travel speed.Travel speed described herein can be the current driving speed of vehicle, the history average of Vehicle Speed.
Described vehicle navigation apparatus also comprises the vehicle speed measuring unit 106 that links to each other with described evaluation unit 105, and described vehicle speed measuring unit 106 is connected in the vehicle bus (not shown), is used for obtaining from vehicle bus the current driving speed of vehicle.
Described vehicle speed measuring unit 106 also is used for the registration of vehicle travel speed, and obtains the history average of vehicle running velocity according to the Vehicle Speed of record.
The current driving speed of described evaluation unit 105 106 acquisition vehicles from described vehicle speed measuring unit and the history average of Vehicle Speed, and then the estimating vehicle current location is to the time of the cost on airport.
Compare with the history value of obtaining the path spended time that vehicle plans by path planning unit 104 from server 200, present embodiment carries out the estimation of spended time for the travel speed when vehicle in front, can provide to vehicle user to have more targetedly information on services.
Continuation is with reference to figure 8, among Vehicular navigation system the 5th embodiment of the present invention, information acquisition unit 102 in the described vehicle navigation apparatus 100 also is used for extracting material time based on the plan of travel that input block 101 obtains from travel information, particularly, the plan of travel that input block 101 obtains is for setting out, and described material time is the departure time in the travel information of information acquisition unit 102 acquisitions; The plan of travel that input block 101 obtains is when arriving, and described material time is the time of arrival in the travel information that obtains of information acquisition unit 102;
Described vehicle navigation apparatus 100 also comprises the second timing unit 109, is used for the record current time;
Described evaluation unit 105 also is used for allowance computing time, particularly, described evaluation unit 105 obtains described material time from information acquisition unit 102, deduct the time of described cost, deduct the current time that obtains from the second timing unit 109 again, to obtain the time allowance with material time;
Described reminding unit 103 also is used for reminding described time allowance to vehicle user.
Need to prove, seize the opportunity or also can spend part-time when picking handling, especially the steps such as getting boarding card, safety check of when seizing the opportunity, need to taking time, therefore be the situation of setting out for plan of travel especially, when the evaluation time allowance, also need to deduct the time of carrying out described step cost, to obtain vehicle to the latest time on airport.
Particularly, evaluation unit 105 usefulness material times deduct described cost time, deduct from current time that the second timing unit 109 obtains, deduct again and set aside some time, to obtain the time allowance.Described herein setting aside some time as checking in or handling the time that picks and spend, the described length that has or not, sets aside some time of setting aside some time can be arranged voluntarily by the user.
Present embodiment can make the vehicle user grasp current time arrive the latest time interval of time, thereby formulates the plan of driving of driving to go to the airport based on the described time interval.
Need to prove, the travel information of after server 200 described in the embodiment of above-mentioned Vehicular navigation system can also comprise airliner delay according to the travel information that the order of on-vehicle navigation apparatus 100 is searched for, upgrading, and the travel information of upgrading issued information acquisition unit 102, the travel information of renewal is reminded, obtained when evaluation unit 105 is estimated to follow-up reminding unit 103 from described information acquisition unit 102, thereby can in time remind vehicle user, make vehicle user in time adjust the plan of travel of driving.
In other embodiments, vehicle navigation apparatus shown in Figure 8 can also comprise the first timing unit, be used for predetermined time the Separation control evaluation unit again estimate the vehicle current location of path planning unit planning to the distance on airport, with regularly to vehicle user prompting relevant information.
Need to prove, among the embodiment of above-mentioned Vehicular navigation system all take plan of travel for by air, by plane as example, but the present invention is not restricted to this, in other embodiments, described Vehicular navigation system can also provide the travel information of train information etc.
Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (24)
1. an automobile navigation method is characterized in that, comprising: obtain the plan of travel of adopting other vehicles to go on a journey; According to the travel information of described plan of travel acquisition about other vehicles; Carry out prompting about described travel information to vehicle user.
2. automobile navigation method as claimed in claim 1 is characterized in that, also comprises according to after the described plan of travel acquisition travel information, extracts the anchor point of other vehicles corresponding with described plan of travel from travel information; Vehicle current location to described anchor point is carried out path planning; Carrying out prompting about described travel information to vehicle user comprises to vehicle user and reminds described path planning.
3. automobile navigation method as claimed in claim 2 is characterized in that, also is included in vehicle current location to described anchor point is carried out after the path planning, and the estimating vehicle current location is to the distance in the path of described anchor point; Describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind described distance.
4. automobile navigation method as claimed in claim 3 is characterized in that, is obtaining the vehicle current location to the distance of described anchor point, estimates the time of described distance cost divided by travel speed to the distance of anchor point by the vehicle current location; The described prompting of carrying out about described travel information to vehicle user comprises the time of reminding described distance cost to vehicle user.
5. automobile navigation method as claimed in claim 4 is characterized in that, described travel speed comprises history average or the current travel speed of vehicle user of Vehicle Speed.
6. automobile navigation method as claimed in claim 4 is characterized in that, also comprises: extract material time based on described plan of travel from travel information; Timing obtains the current time; With material time deduct the time of described distance cost, deducting the current time obtains the time allowance again; Describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind described time allowance; Wherein, the step of described extraction material time comprises: when setting out, extract the departure time as material time in plan of travel; When plan of travel is arrival, extract time of arrival as material time.
7. such as the described automobile navigation method of any claim of claim 3～6, it is characterized in that timing estimate vehicle current location is to the distance in the path of described anchor point.
8. automobile navigation method as claimed in claim 2, it is characterized in that, also comprise, vehicle current location to described anchor point is carried out after the path planning, the road conditions of acquisition approach describedly carry out comprising to the described road conditions of user reminding about the prompting of described travel information to vehicle user.
9. automobile navigation method as claimed in claim 8 is characterized in that, the road conditions in timing acquisition path, to the described road conditions of user reminding.
10. automobile navigation method as claimed in claim 2, it is characterized in that, also comprise vehicle current location to described anchor point is carried out after the path planning, obtain vehicle by the travel history value of spended time of described path, describedly carry out prompting about described travel information to vehicle user and comprise to vehicle user and remind travel in the described path history value of spended time of vehicle.
11. automobile navigation method as claimed in claim 2 is characterized in that, described other vehicles comprise aircraft, train, and described anchor point is respectively airport, railway station.
12. automobile navigation method as claimed in claim 1, it is characterized in that, the travel information of described other vehicles comprises the travel information of upgrading after the vehicles are incured loss through delay, and the described prompting of carrying out to vehicle user comprises the prompting about the travel information of described renewal.
13. a Vehicular navigation system is characterized in that, comprises on-vehicle navigation apparatus and server, wherein, server is used for the search command search travel information according to on-vehicle navigation apparatus;
Described on-vehicle navigation apparatus comprises:
Input block is used for receiving the plan of travel of user's input, the plan of travel of described plan of travel for adopting other vehicles to go on a journey;
Information acquisition unit, all link to each other with described server with described input block, be used for extracting from the plan of travel that described input block receives the order of classes or grades at school information of other vehicles, formation is about the search command of described order of classes or grades at school information, send search command to server, from server, obtain the travel information corresponding with described order of classes or grades at school information;
Reminding unit links to each other with described information acquisition unit, is used for reminding the information that comprises described travel information to vehicle user.
14. Vehicular navigation system as claimed in claim 13 is characterized in that, described vehicle navigation apparatus also comprises the path planning unit that is connected in described input block, information acquisition unit, reminding unit,
Described information acquisition unit also is used for the plan of travel that obtains based on input block and extracts the anchor point of other vehicles from travel information, and described anchor point is sent to the path planning unit;
Described path planning unit is used for the vehicle current location is carried out path planning to anchor point;
Described reminding unit is used for reminding to vehicle user the path of described path planning unit planning.
15. Vehicular navigation system as claimed in claim 14, it is characterized in that, described vehicle navigation apparatus also comprises the evaluation unit that is connected in described path planning unit, reminding unit, is used for the vehicle current location of estimation path planning unit planning to the distance in the path of anchor point;
Described reminding unit is also for the distance of reminding described evaluation unit to be estimated to vehicle user.
16. Vehicular navigation system as claimed in claim 15, it is characterized in that, described vehicle navigation apparatus also comprises the first timing unit, is used at the predetermined time interval, and the controlled estimation unit estimates that again the vehicle current location of path planning unit planning is to the distance in anchor point path;
Described reminding unit is also for the distance of reminding described evaluation unit again to estimate to vehicle user.
17. such as claim 15 or 16 described Vehicular navigation systems, it is characterized in that, described evaluation unit also is used for obtaining the vehicle current location to the time of the cost of anchor point by described distance divided by travel speed, and described reminding unit also is used for to the time that vehicle user is reminded described cost.
18. Vehicular navigation system as claimed in claim 17 is characterized in that, also comprises:
The vehicle speed measuring unit links to each other with vehicle bus, described evaluation unit, is used for obtaining from vehicle bus the current driving speed of vehicle;
Described evaluation unit is used for obtaining current driving speed from the vehicle speed measuring unit, and the distance of the time that described vehicle current location spends to the anchor point path by described path obtains divided by described current driving speed.
19. Vehicular navigation system as claimed in claim 18 is characterized in that,
Described vehicle speed measuring unit also is used for obtaining the history average of Vehicle Speed;
Described evaluation unit also is used for obtaining from the vehicle speed measuring unit history average of travel speed, and described vehicle current location to the history average of time of anchor point path cost distance by described path divided by described Vehicle Speed obtains.
20. Vehicular navigation system as claimed in claim 17 is characterized in that, also comprises the second timing unit, is used for the record current time;
Described information acquisition unit also is used for extracting material time based on the plan of travel that input block obtains from travel information;
Described evaluation unit is used for obtaining described material time from information acquisition unit, and the time, the current time of deducting that deduct described cost with material time obtain the time allowance;
Wherein, when the plan of travel that described information acquisition unit obtains based on input block was extracted material time from travel information, the plan of travel that obtains such as input block was for setting out, and described material time is the departure time in the travel information of information acquisition unit acquisition; The plan of travel that obtains such as input block is when arriving, and described material time is the time of arrival in the travel information that obtains of information acquisition unit;
Described reminding unit also is used for reminding described time allowance to vehicle user.
21. Vehicular navigation system as claimed in claim 14 is characterized in that, described server also is connected with described path planning unit, reminding unit, is used for obtaining vehicle by the history value of the path institute spended time of path planning unit planning; Described reminding unit is also for the history value of reminding described spended time to vehicle user.
22. Vehicular navigation system as claimed in claim 14, it is characterized in that, described server also is connected with described path planning unit, reminding unit, be used for obtaining vehicle by the road conditions in the path of path planning unit planning, described reminding unit also is used for reminding to vehicle user the road conditions in described path.
23. Vehicular navigation system as claimed in claim 13, it is characterized in that, described server comprises the travel information of upgrading after described other vehicles are incured loss through delay according to the travel information of the order search of on-vehicle navigation apparatus, and the travel information corresponding with described order of classes or grades at school information that described information acquisition unit is obtained from server is the travel information of described renewal.
24. Vehicular navigation system as claimed in claim 13 is characterized in that, described other vehicles comprise aircraft, train, and the order of classes or grades at school information of described other vehicles is respectively the Flight Information of aircraft, the Bus Schedules of train.
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