CN104776854A - Car following navigation method and system and navigation system - Google Patents
Car following navigation method and system and navigation system Download PDFInfo
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- CN104776854A CN104776854A CN201510219012.8A CN201510219012A CN104776854A CN 104776854 A CN104776854 A CN 104776854A CN 201510219012 A CN201510219012 A CN 201510219012A CN 104776854 A CN104776854 A CN 104776854A
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- navigator
- information
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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
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/3415—Dynamic re-routing, e.g. recalculating the route when the user deviates from calculated route or after detecting real-time traffic data or accidents
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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
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/3438—Rendez-vous, i.e. searching a destination where several users can meet, and the routes to this destination for these users; Ride sharing, i.e. searching a route such that at least two users can share a vehicle for at least part of the route
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- Radar, Positioning & Navigation (AREA)
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- Automation & Control Theory (AREA)
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Abstract
The invention provides a car following navigation method and system and a navigation system. The method comprises the steps that the navigation system obtains the first position information corresponding to a piloting first navigation device in real time and obtaining the second position information corresponding to a following second navigation device in real time at the same time; a piloting route where the first navigation device is located is determined according to at least one piece of obtained first position information; a navigation route between the piloting route and the second position information is set, so that the second navigation device conducts navigation. By means of the car following navigation method and system and the navigation system, the function of car following navigating is achieved on the second navigation device when two vehicles run at the same time.
Description
Technical field
The present invention relates to automobile navigation field, particularly with car air navigation aid and system, navigational system.
Background technology
Auto navigation technology provides for people go on a journey the mode that conveniently shows the way.Navigator utilizes global-positioning technology at chart display electronically and guides driver to arrive the route of destination.Therefore, auto navigation technology is people's providing a great convenience of going on a journey and show the way.
On this basis, people get more and more to the demand of airmanship.Such as, when certain person and certain second to be makeed an appointment from different location trip, in order to converge as early as possible, certain second needs the real-time travel route obtaining certain person, to catch up with certain second.Allow a user utilize navigation to follow the tracks of another user if want, current mode is that two people about converge at same destination address place, then two people open navigator simultaneously, sets same destination address to utilize navigation realization to converge.The major defect of this kind of mode is to lose time, particularly the situation of many people colleagues.
In order to realize navigating with car of many vehicles, another kind of mode utilizes wireless tranceiver, and head car driver reports route on the way by actual conversation to each driver with car.The shortcoming of this kind of mode is, the usable range of wireless tranceiver is at about 2km, and therefore, each driver with car must closely follow head car, can not be far behind.In fact, wait for traffic lights, traffic accident, temporary parking etc. all may allow with the driver of car and head car driver out of touch.
Therefore, need to improve with car navigate mode existing.
Summary of the invention
The object of the present invention is to provide a kind of with car air navigation aid and system, for solve in prior art can not solve apart from each other or two cars of two cars not on same circuit on the way time the problem with car navigation.
For solving the problems of the technologies described above, embodiments of the present invention provide a kind of with car air navigation aid, comprise: according at least one the primary importance information of the first navigator that the correspondence of Real-time Obtaining is navigated, determine navigator's route at described first navigator place; According to the correspondence of the positional information chosen in described navigator's route and Real-time Obtaining with the second place information of the second navigator of row, set the navigation way of described second navigator.
Based on above-mentioned purpose, the invention still further relates to a kind of comprising: first communication module with car navigational system, for the primary importance information of the first navigator that Real-time Obtaining correspondence is navigated; Second communication module, for the second place information of Real-time Obtaining correspondence with the second navigator of row; Navigator's route determination module, for determining navigator's route at described first navigator place according to primary importance information described in obtained at least one; Navigation way determination module, for setting the navigation way between described navigator's route and described second place information, to be described second navigator navigation.
Based on above-mentioned purpose, the present invention also provides a kind of navigational system, comprising: the first navigator, for sending the primary importance information of self in real time; And it is as above arbitrary described with car navigational system.
Embodiment of the present invention in terms of existing technologies, the navigator's route provided according to the first navigator and the current second place information of the second navigator set a navigation way, to realize in all right process of sailing of two cars, it is the function that the second navigator carries out with car navigation.
In addition, when the second navigator place vehicle is positioned near crossing, by predicting the navigation way of this vehicle behind this crossing, can the user of described second navigator be used how to follow the tracks of by advance notice, not knowing this puzzlement to which direction running to reduce this user.
In addition, determine the navigation way between itself and second place information by selected characteristic positional information in navigator's route, the convenient position on the way finding a car with automobile-used family.
In addition, timing or pre-conditioned meet time, change navigation way in time, can for car driver provide up-to-date, navigation hint the most accurately, effectively prevent with car driver get lost.
In addition, service end is positioned at car navigational system if described, then need first to determine corresponding first navigator of navigating and corresponding the second navigator with row, the then described step that the identification information of acquisition two navigator is first provided with car navigational system, so that the primary importance information that can provide according to the first navigator determines navigator's route, and then design about the navigation way between described navigator's route and second place information.
Accompanying drawing explanation
Fig. 1 is the air navigation aid process flow diagram of first embodiment of the invention;
Fig. 2 is the air navigation aid procedure Procedure figure of a preferred implementation in the first embodiment of the present invention;
Fig. 3 be the second embodiment of the present invention with car air navigation aid process flow diagram;
Fig. 4 is the navigational system structural representation of third embodiment of the invention;
Fig. 5 is the navigational system structural representation of four embodiment of the invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the present invention, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
As shown in Figure 1, the present invention relates to a kind of air navigation aid.Described air navigation aid performs primarily of as first navigator of navigating with car navigational system.Described is be arranged on the software and hardware in service end or the second navigator with car navigational system.Wherein, described service end communicates to connect with the first navigator and second navigator be positioned at to drive a vehicle being arranged in navigator's vehicle.Described first navigator and the second navigator can be all automatic navigator, the mobile device etc. with navigation feature.
Embodiment one
When described with car navigational system be arranged in described second navigator time, second navigator described in user operation specifies one first navigator to be navigation equipment by described service end, and position requests will be sent to described first navigator by described service end, then described first navigator performs step S11, namely real-time the current location information of self is sent to by described service end described second navigator.Corresponding, the primary importance information of described described first navigator with car navigational system Real-time Obtaining correspondence navigator.
Wherein, described user specifies the mode that one first navigator is navigation equipment to include but not limited to by described service end: the second navigator described in user operation provides the identification information of described first navigator to described service end, and described service end determines the first navigator corresponding to described identification information by inquiry.Wherein, described identification information includes but not limited to: the cell-phone number corresponding to the first navigator, membership number, Member Name, license plate number etc.
In step s 12, the described second place information with car navigational system also Real-time Obtaining place second navigator.
At this, those skilled in the art should understand that, described car navigational system of following utilizes the Mobile phone card or network interface card that are built in described second navigator to obtain described primary importance information, utilizes GPS1, Big Dipper magnitude global positioning module to obtain described second place information.
At this, the mode of described Real-time Obtaining comprises: 1) the described request sending acquisition positional information respectively to described service end and described global positioning module with the timing of car navigational system, to obtain respective primary importance information and second place information.2) active of described service end and the timing of described global positioning module sends primary importance information and second place information to described with car navigational system.Wherein, the duration of timing can set according to the travel speed of reality, also can be fixed value (as 1 minute etc.).
It should be noted that, between step S11 and step S12, there is no sequential relationship, except above-mentioned steps order, can also carry out simultaneously or first perform after step S11 performing step S12.
In step s 13, described with car navigational system according to primary importance information described in obtained at least one, determine navigator's route at described first navigator place.
Particularly, the described particular location only can determining the road at described first navigator place with car navigational system according to up-to-date obtained primary importance information, also just obtains navigator's route at described first navigator place.
Such as, the particular location of described road corresponding to primary importance information of following car navigational system to obtain is: the right positions in a1 section, A expressway, then by inquiry electronic chart, described car navigational system of following can determine that navigator's route at described first navigator place is: a1 section, A expressway is to B Way out.
Or, the described navigator's route can also determining described first navigator place with car navigational system according to multiple primary importance information of up-to-date acquisition.Wherein, described navigator's route can for the driving trace obtained according to obtained each primary importance, also can for the prediction route of one section of preset length predicted according to obtained each primary importance.
Such as, described two the primary importance information obtained continuously with car navigational system are respectively: c1 position, C1 street, and c2 position, C1 street, then by inquiry electronic chart, obtain the south that c1 position is positioned at c2 position.Describedly can determine that navigator's route of described first navigator is accordingly with car navigational system: C1 street from north orientation south to c2 position on the south 500 meters of sections.
In step S14, described with car navigational system according to the navigation way between the positional information chosen in described navigator's route and described second place information so that be described second navigator navigate.
Particularly, described with car navigational system can from described navigator's route an optional positional information, and calculate the navigation way between described second place information and selected location information, with described navigation way for user navigates.
Preferably, described step S14 comprises step S141, S142.(all not giving diagram)
In step s 141, described car navigational system of following chooses multiple feature locations information in described navigator's route, and calculates the candidate's navigation way between each described feature locations information and described second place information respectively.
Wherein, described feature locations information includes but not limited to following at least one: the crossing positional information on the start position information of described navigator's route, final position information, described navigator's route, the buildings positional information etc. on described navigator's route.
Particularly, described car navigational system of following can choose at least one feature locations information according to the priority preset.Such as, the priority orders preset is: crossing positional information, start position information, buildings positional information, then describedly by utilizing two crossing positional information D1 and D2 in described navigator's route are calculated to electronic chart with car navigational system, then calculate the candidate's navigation way between these two the crossing positional informations (D1, D2) obtained and described second place information respectively.
In step S142, described car navigational system of following, according to the preference rule preset, is chosen for the navigation way for described second navigator navigation from each described candidate's navigation way.
Wherein, described preference rule includes but not limited to following at least one or multiple combination: based on rule, the rule based on road conditions optimum, the rule etc. based on shortest time that route is the shortest.
Continue the example in step S141, described car navigational system of following, according to the shortest rule of route preset, determines that the candidate's navigation way between crossing positional information D1 and described second place information is described navigation way.And start to navigate according to determined navigation way.
It should be noted that, described car navigational system of following according to prefixed time interval, according to obtained up-to-date primary importance information and second place information updating navigation way, and can be supplied to described second navigator so that it is followed the tracks of.
As a kind of preferred version, as shown in Figure 2, before execution step S14, described car air navigation aid of following also comprises step S15.
In step S15, described car navigational system of following judges whether the described second place information of current acquisition and the distance of nearest position, crossing are greater than pre-set threshold value, if be greater than described pre-set threshold value, then performs step S14, otherwise, then perform step S16.
In step s 16, describedly pass by the predicted position information behind position, described crossing with described second navigator of car navigational system prediction, and according to the described positional information chosen and described predicted position information, set the navigation way of the second navigator.
Particularly, described car navigational system of following inquires about obtained second place information from electronic chart, when the described second place is greater than pre-set threshold value at a distance of a crossing, perform step S14, otherwise, multiple second place information of the track corresponding to described second place information and/or the follow-up acquisition from described second place information, predict described second navigator pass by position, described crossing after predicted position information.
Such as, described car navigational system of following inquires described second place information at a distance of nearest crossing 500m (being less than pre-set threshold value) from electronic chart, and be positioned at the middle lane of road, then predict that described second navigator continues to drill described road and keeps straight on and crossing after crossing 500m, so, the described predicted position information with the prediction of car navigational system is keep straight on by the positional information behind described crossing along present road.
And for example, described with car navigational system inquire from electronic chart described second place information at a distance of nearest crossing be 10m (being less than pre-set threshold value), and in conjunction with follow-up obtained multiple second place information, determine that vehicle is about to turn left at described crossing, then obtained predicted position information is that described second navigator is turned left by the positional information after described crossing.
It should be noted that, it should be appreciated by those skilled in the art that above-mentioned preset range is only citing, but not limitation of the present invention, in fact, described car navigational system of following can preset different scopes according to crossing correspondences such as super expressway, urban road, backroads.Described car navigational system of following can also calculate described preset range in advance according to the travel speed of described second navigator.
Also it should be noted that, it should be appreciated by those skilled in the art that above-mentioned steps S15 and S13 and not necessarily performs in order, also can perform simultaneously, or first perform step S13 and perform step S15 again.
It should be noted that, described car navigational system of following according to prefixed time interval, according to obtained up-to-date primary importance information and second place information updating navigation way, and can be supplied to described second navigator, so that it is followed the tracks of.
As another preferred version.Carry out in navigation procedure described with car navigational system, described car navigational system of following also performs: step S17 (not giving diagram).
In step S17, described with car navigational system according at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrade described navigation way, otherwise, then will not upgrade.
At this, describedly pre-conditionedly to include but not limited to: in the driving trace that at least one described primary importance information 1) obtained is formed, comprise crossing positional information.Such as, in navigation procedure, describedly get described primary importance information with car navigational system and be positioned at a position, crossing (or, comprise a position, crossing in the driving trace that multiple described primary importance information is formed), then re-execute step S13, to upgrade described navigation way.
2) navigation way of the driving trace skew Present navigation that at least one described second place information obtained is formed.Such as, in navigation procedure, describedly get at least one second place information with car navigational system current provided navigation way is provided, then re-execute step S13.
3) distance of the destination address of the second place information obtained and the navigation way of Present navigation is less than a predetermined threshold value.Wherein, described predetermined threshold value can set according to road type.Particularly, the destination address of described navigation way is positioned at highway, urban road, national road etc., the threshold value that its correspondence is different separately.Such as, in navigation procedure, describedly get current second place information at a distance of the distance of destination address of the navigation way of Present navigation with car navigational system and be less than 3 kilometers, then re-execute step S13.
Embodiment two
As shown in Figure 3, when described be positioned at service end with car navigational system time, describedly first determine that described first navigator is arranged in navigator's vehicle with car navigational system, and determine that described second navigator is arranged in driving.
Particularly, described with car navigational system can by perform step S21 and/or S22 determine navigate the first navigator and for row the second navigator.
In the step s 21, described with car navigational system based on the navigator's request comprising navigator's identification information from the first navigator, and the confirmation comprising described navigator's identification information sends to described second navigator to confirm by the identification information of the second navigator provided according to described first navigator; Again according to the feedback acknowledgment of described second navigator, perform step S23 and S24.
Particularly, when first user need be the second user navigate time, described first user clicks the pilot jack suggested by described first navigator, then described first navigator sends to described the navigator's request comprising navigator's identification information with car navigational system.Wherein, described navigator's identification information includes but not limited to: the identification information of navigator's zone bit and described first navigator, even also comprises the identification information etc. of described second navigator.Then described with car navigational system according to the identification information of described second navigator to described second navigator send be confirmed whether to be undertaken navigating by described first navigator confirmation (as, send the confirmation of " whether being navigated by the navigator of 133****2222 "), when receiving the confirmation feedback of described second navigator, perform step S23 and S24.
Such as, when first user clicks the pilot jack suggested by the first navigator, the cell-phone number of self and navigator's zone bit being sent to of described first navigator acquiescence is described with car navigational system.Described car navigational system of following feeds back one again for filling in the interface with row information of vehicles, fill in the identification information of the second navigator for described first user and submit to, the then described confirmation with car navigational system, the obtained navigator's identification information including navigator's zone bit, the identification information of the first navigator and the identification information of the second navigator being converted to preset format, and send to described second navigator to confirm.After using the user of described second navigator to confirm, described car navigational system of following starts to perform step S23, S24.
In step S22 (not giving diagram), described with car navigational system based on from the second navigator comprise with car identification information with row request, and the identification information of the first navigator provided according to described second navigator sends to described first navigator to confirm described with line identifier information; Again according to the feedback acknowledgment of described first navigator, perform step S23 and S24.
Particularly, when the second user need to follow the trail of and follow first user travel time, described second user click suggested by the second navigator with row button, then described second navigator to described with car navigational system send comprise with line identifier information with row request.Wherein, describedly to include but not limited to line identifier information: with the identification information of line flag position and described second navigator, even also comprise the identification information etc. of described first navigator.Then described with car navigational system according to the identification information of described first navigator to described first navigator send be confirmed whether by described second navigator carry out with row confirmation (as, send the confirmation of " whether being navigated to the navigator of 133****2222 by you "), when receiving the confirmation feedback of described first navigator, perform step S23 and S24.
Such as, when the second user click suggested by the second navigator with row button time, described second navigator acquiescence by the cell-phone number of self and send to described with car navigational system with line flag position.Described car navigational system of following feeds back one again for filling in the interface of navigator's information of vehicles, fill in the identification information of the first navigator for described second user and submit to, then described car navigational system of following is by the obtained confirmation converting preset format with line identifier information to included with the identification information of line flag position, the second navigator and the identification information of the first navigator, and sends to described first navigator to confirm.After using the user of described first navigator to confirm, described car navigational system of following starts to perform step S23, S24.
In step S23, the primary importance information of described the first navigator with car navigational system Real-time Obtaining correspondence navigator.
In step s 24 which, described with the second place information of car navigational system Real-time Obtaining correspondence with the second navigator of row.
At this, described first navigator and the second navigator by mobile cellular network or wireless Internet real-time the positional information at self place is sent to described with car navigational system.
It should be noted that, between step S23 and step S24, there is no sequential relationship, except above-mentioned steps order, can also carry out simultaneously or first perform after step S23 performing step S24.
Then, in step s 25, described with car navigational system according to primary importance information described in obtained at least one, determine navigator's route at described first navigator place.
In step S26, described car navigational system of following is according to the navigation way between the positional information chosen in described navigator's route and described second place information, and described navigation way is sent to described second navigator, to realize navigating with car of described second navigator.
It should be noted that, it should be appreciated by those skilled in the art that described step S25 is similar with the implementation of S14 to the step S13 in embodiment one with the implementation of step S26.Its difference is, in the present embodiment, described with car navigational system after calculating navigation way, described navigation circuit is sent to described second navigator by network, then described second navigator is made a thorough investigation of the navigation way received and is navigated.
As a kind of preferred version, before execution step S26, described car air navigation aid of following also comprises: step S27 (not giving diagram).
In step s 27, described car navigational system of following judges whether the described second place information of current acquisition and the distance of nearest position, crossing are greater than pre-set threshold value, if be greater than described pre-set threshold value, then performs step S26, otherwise, then perform step S28.
In step S28, describedly pass by the predicted position information behind position, described crossing with described second navigator of car navigational system prediction, and according to the described positional information chosen and described predicted position information, set the navigation way of the second navigator.
It should be noted that, it should be appreciated by those skilled in the art that the step S15 in described step S27 and embodiment one is same or similar, be not described in detail in this.
Also it should be noted that, it should be appreciated by those skilled in the art that described step S28 is similar to the step S16 in embodiment one.Its difference is, in the present embodiment, described car navigational system of following is after calculating navigation way, and described navigation circuit is sent to described second navigator by network, then described second navigator is navigated according to received navigation way.
Also it should be noted that, described car navigational system of following according to prefixed time interval, according to obtained up-to-date primary importance information and second place information updating navigation way, and can be supplied to described second navigator so that it is followed the tracks of.
As another preferred version, carry out in navigation procedure described with car navigational system, described car air navigation aid of following also comprises: step S29 (not giving diagram).
In step S29, described with car navigational system according at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrade described navigation way, otherwise, then will not upgrade.
It should be noted that, it should be appreciated by those skilled in the art that the implementation of the implementation of above-mentioned steps S29 and described step S17 is same or similar, be not described in detail in this.
The present invention also provides a kind of navigational system.Described navigational system comprises: be arranged on the software and hardware in the first navigator, and one follows car navigational system.Wherein, described is be arranged on the software and hardware in service end or the second navigator with car navigational system.Wherein, described service end communicates to connect with described first navigator and described second navigator be positioned at to drive a vehicle being arranged in navigator's vehicle.Described first navigator and the second navigator can be all automatic navigator, the mobile device etc. with navigation feature.
Wherein, described car navigational system of following comprises: first communication module, second communication module, navigator's route determination module and navigation way determination module.
Embodiment three
As shown in Figure 4, when described with car navigational system 11 be arranged in described second navigator 1 time, first communication module 111 described in user operation specifies one first navigator 3 to be navigation equipment by described service end 2, and position requests will be sent to described first navigator 3 by described service end 2, then what described first navigator 3 was real-time is sent to described first communication module 111 by the current location information of self by described service end 2.Then namely described first communication module 111 obtains the primary importance information of corresponding described first navigator 3 of navigating.
Wherein, described user specifies one first navigator 3 to be that the mode of navigation equipment includes but not limited to by described service end 2: described user provides the identification information of described first navigator 3 to described service end 2 by described first communication module 111, described service end 2 determines the first navigator 3 corresponding to described identification information by inquiry.Wherein, described identification information includes but not limited to: cell-phone number, membership number, Member Name, license plate number etc. corresponding to the first navigator 3.
Meanwhile, described second communication module 112 goes back the second place information at Real-time Obtaining self place.
At this, those skilled in the art should understand that, described first communication module 111 utilizes the Mobile phone card or network interface card that are built in described second navigator 1 to obtain described primary importance information, and described second communication module 112 utilizes GPS1, Big Dipper magnitude global positioning module 115 to obtain described second place information.
At this, the mode of described Real-time Obtaining comprises: the 1) request sending acquisition positional information respectively to described service end 2 and described global positioning module 115 of described first communication module 111 and second communication module 112 timing, to obtain respective primary importance information and second place information.2) described service end 2 and described global positioning module 115 respectively timing active send primary importance information and second place information to described first communication module 111 and second communication module 112.Wherein, the duration of timing can set according to the travel speed of reality, also can be fixed value (as 1 minute etc.).
Described navigator's route determination module 113, for according to primary importance information described in obtained at least one, determines navigator's route at described first navigator 3 place.
Particularly, described navigator's route determination module 113 only can determine the particular location of the road at described first navigator 3 place according to up-to-date obtained primary importance information, also just obtain navigator's route at described first navigator 3 place.
Such as, the particular location of the road corresponding to primary importance information that described first communication module 111 obtains is: the right positions in a1 section, A expressway, then by inquiry electronic chart, described navigator's route determination module 113 can determine that navigator's route at described first navigator 3 place is: a1 section, A expressway is to B Way out.
Or described navigator's route determination module 113 can also determine navigator's route at described first navigator 3 place according to multiple primary importance information of up-to-date acquisition.Wherein, described navigator's route can for the driving trace obtained according to obtained each primary importance, also can for the prediction route of one section of preset length predicted according to obtained each primary importance.
Such as, two primary importance information that described first communication module 111 obtains continuously are respectively: c1 position, C1 street, and c2 position, C1 street, then by inquiry electronic chart, obtain the south that c1 position is positioned at c2 position.Described navigator's route determination module 113 can determine that navigator's route of described first navigator 3 is accordingly: C1 street from north orientation south to c2 position on the south 500 meters of sections.
Described navigation way determination module 114, for the second place information provided in real time according to the positional information chosen in described navigator's route and described second communication module 112, sets the navigation way of described second navigator 1.
Particularly, described navigation way determination module 114 can from described navigator's route an optional positional information, and calculate the navigation way between described second place information and selected location information, with described navigation way for user navigates.
Preferably, described navigation way determination module 114 comprises: candidate's navigation way determination submodule, navigation way determination submodule.(all not giving diagram)
Described candidate's navigation way determination submodule is used for choosing multiple feature locations information in described navigator's route, and calculates the candidate's navigation way between each described feature locations information and described second place information respectively.
Wherein, described feature locations information includes but not limited to following at least one: the crossing positional information on the start position information of described navigator's route, final position information, described navigator's route, the buildings positional information etc. on described navigator's route.
Particularly, described candidate's navigation way determination submodule can choose at least one feature locations information according to the priority preset.Such as, the priority orders preset is: crossing positional information, start position information, buildings positional information, then described candidate's navigation way determination submodule calculates two crossing positional information D1 and D2 in described navigator's route by utilizing to electronic chart, then calculate the candidate's navigation way between these two the crossing positional informations (D1, D2) obtained and described second place information respectively.
Described navigation way determination submodule is used for, by the optimum navigation way chosen from each described candidate's navigation way according to the preference rule preset, being set as the navigation way of described second navigator 1.
Wherein, described preference rule includes but not limited to following at least one or multiple combination: based on rule, the rule based on road conditions optimum, the rule etc. based on shortest time that route is the shortest.
Continue the example in described candidate's navigation way determination submodule, described navigation way determination submodule, according to the shortest rule of route preset, determines that the candidate's navigation way between crossing positional information D1 and described second place information is described navigation way.And start to navigate according to determined navigation way.
It should be noted that, described car navigational system 11 of following according to prefixed time interval, according to obtained up-to-date primary importance information and second place information updating navigation way, and can be supplied to described second navigator 1 so that it is followed the tracks of.
As a kind of preferred version, described car navigational system 11 of following also comprises: judge module and navigation way prediction module (not giving diagram).
Described judge module is connected with described navigation way determination module 114, whether the distance for the described second place information and nearest position, crossing that judge current acquisition is greater than pre-set threshold value, if be greater than described pre-set threshold value, then perform described navigation way determination module, otherwise, then navigation way prediction module (not giving diagram) is performed.
Described navigation way prediction module for predicting that described second navigator passes by the predicted position information behind position, described crossing, and according to the described positional information chosen and described predicted position information, sets the navigation way of the second navigator.。
Particularly, described judge module inquires about obtained second place information from electronic chart, when the described second place is greater than pre-set threshold value at a distance of a crossing, perform described navigation way determination module 114, otherwise, by multiple second place information of the position in the track of described navigation way prediction module corresponding to described second place information and/or the follow-up acquisition from described second place information, predict described second navigator 1 pass by position, described crossing after predicted position information.
Such as, described judge module inquires described second place information (being less than pre-set threshold value) within nearest crossing 500m from electronic chart, and be positioned at the middle lane of road, then described second navigator 1 of described navigation way prediction module prediction continues to drill described road and keeps straight on and crossing after crossing 500m, so, the predicted position information of described prediction module prediction is keep straight on by the positional information behind described crossing along present road.
And for example, it is 10m (being less than pre-set threshold value) that described judge module inquires described second place information at a distance of nearest crossing from electronic chart, then described navigation way prediction module is in conjunction with follow-up obtained multiple second place information, determine that vehicle is about to turn left at described crossing, and determine that predicted position information is that described second navigator is turned left by the positional information after described crossing.
It should be noted that, it should be appreciated by those skilled in the art that above-mentioned preset range is only citing, but not limitation of the present invention, in fact, described prediction module can preset different scopes according to crossing correspondences such as super expressway, urban road, backroads.Described prediction module can also calculate described preset range in advance according to the travel speed of described second navigator 1.
Also it should be noted that, it should be appreciated by those skilled in the art that above-mentioned prediction module and navigator's route determination module 113 and not necessarily performs in order, also can perform simultaneously, or first perform navigator's route determination module 113 and perform prediction module again.
It should be noted that, described car navigational system 11 of following according to prefixed time interval, according to obtained up-to-date primary importance information and second place information updating navigation way, and can be supplied to described second navigator 1, so that it is followed the tracks of.
As another preferred version.Carry out in navigation procedure described with car navigational system 11, described car navigational system 11 of following also comprises: update module (not giving diagram).
Described update module is used for according at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrade described navigation way, otherwise, then will not upgrade.
At this, describedly pre-conditionedly to include but not limited to: in the driving trace that at least one described primary importance information 1) obtained is formed, comprise crossing positional information.Such as, in navigation procedure, described update module get described primary importance information be positioned at a position, crossing (or, a position, crossing is comprised) in the driving trace that multiple described primary importance information is formed, then restart navigator's route determination module 113, to upgrade described navigation way.
2) navigation way of the driving trace skew Present navigation that at least one described second place information obtained is formed.Such as, in navigation procedure, described update module gets at least one second place information and departs from current provided navigation way, then restart navigator's route determination module 113.
3) distance of the destination address of the second place information obtained and the navigation way of Present navigation is less than a predetermined threshold value.Wherein, described predetermined threshold value can set according to road type.Particularly, the destination address of described navigation way is positioned at highway, urban road, national road etc., the threshold value that its correspondence is different separately.Such as, in navigation procedure, described update module gets current second place information at a distance of the distance of destination address of the navigation way of Present navigation and is less than 3 kilometers, then restart navigator's route determination module 113.
Embodiment four
As shown in Figure 5, when described with car navigational system 21 be positioned at service end 2 time, described car navigational system 21 of following is except comprising: except first communication module 211, second communication module 212, navigator's route determination module 213 and navigation way determination module 214, also comprise the first determination module 215 and/or the second determination module (not giving diagram).
First described car navigational system 21 of following determines that described first navigator 3 is arranged in navigator's vehicle, and determines that described second navigator 1 is arranged in driving.
Particularly, described can by performing the first navigator 3 that the first determination module 215 and/or the second determination module determine navigating and for the second navigator 1 with row with car navigational system 21.
Described first determination module 215 is for based on the navigator's request comprising navigator's identification information from the first navigator 3, and the confirmation comprising described navigator's identification information sends to described second navigator 1 to confirm by the identification information of the second navigator 1 provided according to described first navigator 3; Again according to the feedback acknowledgment of described second navigator 1, described first communication module 211 and second communication module 212 is indicated to obtain corresponding primary importance information and second place information.
Particularly, when first user need be the second user navigate time, described first user clicks the pilot jack suggested by described first navigator 3, then described first navigator 3 sends the navigator's request comprising navigator's identification information to described first determination module 215 by described first communication module 211.Wherein, described navigator's identification information includes but not limited to: the identification information of navigator's zone bit and described first navigator 3, even also comprises the identification information etc. of described second navigator 1.Then described first determination module 215 according to the identification information of described second navigator 1 by described second communication module 212 to described second navigator 1 send be confirmed whether to be undertaken navigating by described first navigator 3 confirmation (as, send the confirmation of " whether being navigated by the navigator of 133****2222 "), when receiving the confirmation feedback of described second navigator 1, described first communication module 211 and second communication module 212 is indicated to obtain corresponding primary importance information and second place information.
Such as, when first user clicks the pilot jack suggested by the first navigator 3, what described first navigator 3 was given tacit consent to sends to described with car navigational system 21 by the cell-phone number of self and navigator's zone bit.Described first determination module 215 feeds back one again for filling in the interface with row information of vehicles, fill in the identification information of the second navigator 1 for described first user and submit to, then the obtained navigator's identification information including navigator's zone bit, the identification information of the first navigator 3 and the identification information of the second navigator 1 is converted to the confirmation of preset format by described first determination module 215, and sends to described second navigator 1 to confirm.After using the user of described second navigator 1 to confirm, described first determination module 215 indicates described first communication module 211 and second communication module 212 to obtain corresponding primary importance information and second place information.
Described second determination module be used for based on from the second navigator 1 comprise with car identification information with row request, and the identification information of the first navigator 3 provided according to described second navigator 1 sends to described first navigator 3 to confirm described with line identifier information; Again according to the feedback acknowledgment of described first navigator 3, described first communication module 211 and second communication module 212 is indicated to obtain corresponding primary importance information and second place information.
Particularly, when the second user needs to follow the trail of and follows first user traveling, described second user click suggested by the second navigator 1 with row button, then described second navigator 1 to described second determination module send comprise with line identifier information with row request.Wherein, describedly to include but not limited to line identifier information: with the identification information of line flag position and described second navigator 1, even also comprise the identification information etc. of described first navigator 3.Then described second determination module according to the identification information of described first navigator 3 to described first navigator 3 send be confirmed whether by described second navigator 1 carry out with row confirmation (as, send the confirmation of " whether being navigated to the navigator of 133****2222 by you "), when receiving the confirmation feedback of described first navigator 3, described first communication module 211 and second communication module 212 is indicated to obtain corresponding primary importance information and second place information.
Such as, when the second user click suggested by the second navigator 1 with row button time, what described second navigator 1 was given tacit consent to sends to described second determination module by the cell-phone number of self with line flag position.Described second determination module feeds back one again for filling in the interface of navigator's information of vehicles, fill in the identification information of the first navigator 3 for described second user and submit to, then described second determination module is by the obtained confirmation converting preset format with line identifier information to included with the identification information of line flag position, the second navigator 1 and the identification information of the first navigator 3, and sends to described first navigator 3 to confirm.After using the user of described first navigator 3 to confirm, described first communication module 211 and second communication module 212 is indicated to obtain corresponding primary importance information and second place information.
The primary importance information of the first navigator 3 that described first communication module 211 navigates for Real-time Obtaining correspondence.
Described second communication module 212 is for the second place information of Real-time Obtaining correspondence with the second navigator 1 of row.
At this, described first navigator 3 and the second navigator 1 by mobile cellular network or wireless Internet real-time the positional information at self place is sent to described first communication module 211 and second communication module 212.
It should be noted that, between described first communication module 211 and second communication module 212, there is no sequential relationship, except said sequence, after can also carrying out simultaneously or first perform described second communication module 212, perform described first communication module 211.
Then, described navigator's route determination module 213, for according to primary importance information described in obtained at least one, determines navigator's route at described first navigator 3 place.
Described navigation way determination module 214 for according to the navigation way between the positional information chosen in described navigator's route and described second place information, to navigate for described second navigator 1.
It should be noted that, it should be appreciated by those skilled in the art that described navigator's route determination module 213 is similar with the implementation of navigation way determination module 114 to the navigator's route determination module 113 in embodiment three with the implementation of navigation way determination module 214.Its difference is, in the present embodiment, described navigation circuit, after calculating navigation way, is sent to described second navigator 1 by network by described navigation way determination module 214, then described second navigator 1 is navigated according to received navigation way.
As a kind of preferred version, described car navigational system 21 of following also comprises: the judge module (not giving diagram) be connected with described navigation way determination module 214 and the navigation way prediction module (not giving diagram) be connected with described judge module.
Whether described judge module is greater than pre-set threshold value for the distance of the described second place information and nearest position, crossing that judge current acquisition, if be greater than described pre-set threshold value, then perform described navigation way determination module 214, otherwise, then perform navigation way prediction module.
Described navigation way prediction module for predicting that described second navigator 1 passes by the predicted position information behind position, described crossing, and according to the described positional information chosen and described predicted position information, sets the navigation way of the second navigator 1.
It should be noted that, it should be appreciated by those skilled in the art that described navigation way determination module 214 and same or similar corresponding with the navigation way determination module 214 in embodiment three and navigation way prediction module of navigation way prediction module, be not described in detail in this.
It should be noted that, those skilled in the art should understand that, in the present embodiment, described navigation way determination module 214 and navigation way prediction module are after calculating navigation way, described navigation circuit is sent to described second navigator 1 by network, then described second navigator 1 is navigated according to received navigation way.
As another preferred version, carry out in navigation procedure described with car navigational system 21, described car navigational system 21 of following also comprises: update module (not giving diagram).
Described update module is used for according at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrade described navigation way, otherwise, then will not upgrade.
It should be noted that, it should be appreciated by those skilled in the art that the implementation of the described update module in the implementation of above-mentioned update module and embodiment three is same or similar, be not described in detail in this.
It is worth mentioning that, each module involved in present embodiment and unit are logic module and logical block, and in actual applications, a logical block can be a physical location, also can be a part for a physical location, can also realize with the combination of multiple physical location.In addition, in order to outstanding innovative part of the present invention, the unit not too close with solving technical matters relation proposed by the invention is not introduced in present embodiment, but this does not show the unit that there is not other in present embodiment.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiments of the invention, and in actual applications, various change can be done to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (11)
1., with a car air navigation aid, it is characterized in that, comprise:
According at least one the primary importance information of the first navigator that the correspondence of Real-time Obtaining is navigated, determine navigator's route at described first navigator place;
According to the correspondence of the positional information chosen in described navigator's route and Real-time Obtaining with the second place information of the second navigator of row, set the navigation way of described second navigator.
2. according to claim 1 with car air navigation aid, it is characterized in that, describedly also to comprise with car air navigation aid:
Before the step of the navigation way of described setting second navigator, judge whether the described second place information of current acquisition and the distance of nearest position, crossing are greater than pre-set threshold value;
If be greater than described pre-set threshold value, then the correspondence performing positional information and the Real-time Obtaining chosen described in basis again, with the second place information of the second navigator of row, sets the step of the navigation way of the second navigator;
If be less than or equal to described pre-set threshold value, then predict described second navigator pass by position, described crossing after predicted position information, and according to the described positional information chosen and described predicted position information, set the navigation way of the second navigator.
3. according to claim 1 and 2 with car air navigation aid, it is characterized in that, in the step of the navigation way of described setting second navigator, comprise following sub-step:
Multiple feature locations information is chosen in described navigator's route;
Calculate the candidate's navigation way between each described feature locations information and described second place information respectively;
By the optimum navigation way chosen from each described candidate's navigation way according to the preference rule preset, be set as the navigation way of described second navigator.
4. according to claim 1 with car air navigation aid, it is characterized in that, after the step of the navigation way between the described navigator's route of setting and described second place information, also perform following steps:
According at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrade described navigation way, otherwise, then will not upgrade.
5. according to claim 1 with car air navigation aid, it is characterized in that, before acquisition primary importance information and second place information, describedly also to comprise with car air navigation aid:
Based on the navigator's request comprising navigator's identification information from described first navigator, and the confirmation comprising described navigator's identification information sends to described second navigator to confirm by the identification information of the second navigator provided according to described first navigator; Again according to the feedback acknowledgment of described second navigator, obtain described primary importance information and second place information;
And/or, based on from described second navigator comprise with line identifier information with row request, and the identification information of the first navigator provided according to described second navigator sends to described first navigator to confirm described with line identifier information; Again according to the feedback acknowledgment of described first navigator, obtain described primary importance information and second place information.
6., with a car navigational system, it is characterized in that, comprise:
First communication module, for the primary importance information of the first navigator that Real-time Obtaining correspondence is navigated;
Second communication module, for the second place information of Real-time Obtaining correspondence with the second navigator of row;
Navigator's route determination module, for determining navigator's route at described first navigator place according to primary importance information described in obtained at least one;
Navigation way determination module, for the second place information provided in real time according to the positional information chosen in described navigator's route and described second communication module, sets the navigation way of described second navigator.
7. according to claim 6 with car navigational system, it is characterized in that, describedly also to comprise with car navigational system:
Judge module, whether the distance for the described second place information and nearest position, crossing that judge current acquisition is greater than pre-set threshold value, if be greater than described pre-set threshold value, then performs described navigation way determination module, otherwise, then navigation way prediction module is performed;
Described navigation way prediction module, for predicting that described second navigator passes by the predicted position information behind position, described crossing, and according to the described positional information chosen and described predicted position information, sets the navigation way of the second navigator.
8. according to claim 6 or 7 with car navigational system, it is characterized in that, described navigation way determination module comprises:
Candidate's navigation way determination submodule, for choosing multiple feature locations information in described navigator's route, calculates the candidate's navigation way between each described feature locations information and described second place information respectively;
Navigation way determination submodule, for the optimum navigation way will chosen from each described candidate's navigation way according to the preference rule preset, is set as the navigation way of described second navigator.
9. according to claim 6 with car navigational system, it is characterized in that, also comprise: update module, for carrying out in navigation procedure at described navigation way determination module, according at least one obtained primary importance information and formed the separately driving trace of second place information, determine whether each driving trace meets pre-conditioned, if at least one driving trace meets pre-conditioned, then upgrading described navigation way, otherwise, then will not upgrade.
10. according to claim 6 with car navigational system, it is characterized in that, describedly also to comprise with car navigational system:
First determination module, for asking based on the navigator from described first navigator, for described first navigator arranges navigator's identification information, and the confirmation comprising described navigator's identification information sends to described second navigator to confirm by the identification information of the second navigator provided according to described first navigator, again according to the feedback acknowledgment of described second navigator, described first communication module and second communication module is indicated to obtain corresponding primary importance information and second place information;
And/or, second determination module, for asking based on the row of following from described second navigator, for described second navigator arranges one with line identifier information, and the identification information of the first navigator provided according to described second navigator sends to described first navigator to confirm described with line identifier information, again according to the feedback acknowledgment of described first navigator, described first communication module and second communication module is indicated to obtain corresponding primary importance information and second place information.
11. 1 kinds of navigational system, is characterized in that, comprising:
First navigator, for sending the primary importance information of self in real time;
And as described in arbitrary in claim 6-10 with car navigational system.
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| CN110501007A (en) * | 2019-09-06 | 2019-11-26 | 腾讯科技（深圳）有限公司 | A kind of paths planning method, device and terminal |
| CN110501007B (en) * | 2019-09-06 | 2021-07-16 | 腾讯科技（深圳）有限公司 | Path planning method, device and terminal |
| CN111307171A (en) * | 2020-02-21 | 2020-06-19 | 维沃移动通信有限公司 | Navigation processing method and terminal |
| CN113467439A (en) * | 2020-03-13 | 2021-10-01 | 本田技研工业株式会社 | Electronic traction travel system, route planning device, method for controlling route planning device, and storage medium |
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