CN103278172A - Intersection inducing method and positioning and navigating equipment - Google Patents
Intersection inducing method and positioning and navigating equipment Download PDFInfo
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- CN103278172A CN103278172A CN2013102114924A CN201310211492A CN103278172A CN 103278172 A CN103278172 A CN 103278172A CN 2013102114924 A CN2013102114924 A CN 2013102114924A CN 201310211492 A CN201310211492 A CN 201310211492A CN 103278172 A CN103278172 A CN 103278172A
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Abstract
The embodiment of the invention discloses an intersection inducing method and positioning and navigating equipment. The intersection inducing method comprises the following steps of: navigating through the positioning and navigating equipment according to a current position and a pre-planned navigation path; displaying an intersection abridged general view when about to arriving the intersection; and continuously increasing the plotting scale of the displayed intersection abridged general view until reaching to a preset maximal plotting scale. The plotting scale of the displayed intersection abridged general view is continuously increased in the travelling process of a front intersection on the navigation path to facilitate a user in approximately mastering the information between the current position and the intersection at a far distance and conveniently mastering the detailed information of the intersection when approaching to the intersection, thereby improving the user experience.
Description
Technical field
The present invention relates to navigation field, relate in particular to a kind of crossing abductive approach and positioning navigating device.
Background technology
Positioning navigating device refers to possess the relevant various functions in position, as the equipment of functions such as navigation or location.Its principle of work is the position coordinates that navigator is determined ad-hoc location, and the position coordinates of putting down in writing in the electronic chart that itself and self are stored mates, and determines the accurate position of navigation object in electronic chart of this navigator of lift-launch with this.Navigator can be car-mounted terminal, portable navigation device, mobile phone terminal etc.Navigation object can be vehicle, pedestrian etc.After the user configured departure place and destination, the electronic map data that navigator can store according to self calculated guidance path, and according to calculate guidance path navigate for the user.Along with continuous advancement in technology, the equipment of all places such as the navigation that reception far-end (as server) provides, location service also can be referred to as positioning navigating device.
Positioning navigating device can be pointed out for the user in critical positions such as crossings in the process for user navigation, " as the place ahead * * meter, please turn left ", " please keep straight on " etc. provides certain convenience for the user travels.Along with the development of technology, in the time will arriving the crossing, can eject the crossing synoptic diagram, so that the user more intuitively is well understood to the actual geographical situation at crossing, but mostly these crossing synoptic diagram are static at present.When the user distance crossing is far away, in order to show complete crossing synoptic diagram at small-size screen, its magni-scale is less relatively, when the user distance crossing is very near, still show the crossing synoptic diagram with fixing magni-scale, the user can't be come into plain view to the crossing situation; Magni-scale is associated with the demonstration rank of electronic map data under simultaneously a lot of situations, engineer's scale is more big, the geographical situation information that shows is just more abundant comprehensive, if still show the crossing synoptic diagram than small scale when nearer at the user distance crossing, just can't make the clearer actual geographical situation of more fully understanding the crossing of user, influence the user and experience.
Summary of the invention
Embodiment of the invention technical matters to be solved is, a kind of crossing abductive approach and positioning navigating device are provided, and can show the crossing synoptic diagram of different proportion chi according to the distance at user distance crossing, has promoted user's experience.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of crossing abductive approach, comprising:
According to current location and in advance the guidance path that obtains of planning navigate;
Show the crossing synoptic diagram in the time that the crossing will being arrived;
Continue to increase the engineer's scale of shown crossing synoptic diagram until arriving default maximum ratio chi.
Wherein, described that show will arrive the crossing time and described lasting scaling up chi is two-dimensional effects crossing synoptic diagram until the crossing synoptic diagram that arrives default maximum ratio chi.
Wherein, continue to increase in the process of engineer's scale of shown two-dimensional effects crossing synoptic diagram, keep that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path.
Wherein, described method also comprises:
Before showing two-dimensional effects crossing synoptic diagram, show 3-D effect crossing synoptic diagram earlier, be less than or equal to default conversion distance until the distance between the junction ahead on described current location and the described guidance path.
Wherein, show navigation progress bar for the distance between the junction ahead on the described current location of expression and the described guidance path in the synoptic diagram of described crossing.
In addition, the present invention also provides a kind of positioning navigating device, comprising:
Navigation module is used for according to current location and plans that in advance the guidance path that obtains navigates;
Display module shows the crossing synoptic diagram when being used for arriving the crossing;
The proportional control module is used for continuing to increase the engineer's scale of the shown crossing synoptic diagram of display module until arriving default maximum ratio chi.
Wherein, described positioning navigating device also comprises two-dimentional control module, be used for the described display module of control and in the time will arriving the crossing, show two-dimensional effects crossing synoptic diagram, and control the lasting engineer's scale of the shown two-dimensional effects crossing synoptic diagram of display module that increases of described proportional control module until arriving default maximum ratio chi.
Wherein, described proportional control module keeps that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path in the process of the engineer's scale that continue to increase shown two-dimensional effects crossing synoptic diagram.
Wherein, described positioning navigating device also comprises:
Three-dimensional control module, be used for the described display module of control and show 3-D effect crossing synoptic diagram, before described display module shows two-dimensional effects crossing synoptic diagram, control described display module by three-dimensional control module earlier and show 3-D effect crossing synoptic diagram, be less than or equal to default conversion distance until the distance between the junction ahead on described current location and the described guidance path.
Wherein, show navigation progress bar for the distance between the junction ahead on the described current location of expression and the described guidance path in the synoptic diagram of described crossing.
Implement the embodiment of the invention, has following beneficial effect: the engineer's scale that continues to increase shown crossing synoptic diagram in the process of advancing by junction ahead on the navigation path, in the time of can making things convenient for the user far away at the distance crossing, information between current location and the crossing is done roughly to understand, and convenient being used for when nearer at the distance crossing, details to the crossing come into plain view, and have promoted user's experience.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the first embodiment process flow diagram of crossing provided by the invention abductive approach;
Fig. 2 is the second embodiment process flow diagram of crossing provided by the invention abductive approach;
Fig. 3 is the first example structure synoptic diagram of positioning navigating device provided by the invention;
Fig. 4 is the second example structure synoptic diagram of positioning navigating device provided by the invention;
Fig. 5 is an illustrative diagram of crossing provided by the invention synoptic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Seeing also Fig. 1, is the first embodiment process flow diagram of crossing provided by the invention abductive approach, and this method comprises:
S100, according to current location and in advance the guidance path that obtains of planning navigate.Usually, the step of planning guidance path can comprise: determine departure place information and destination information; According to departure place information, destination information, calculate and obtain guidance path according to the path planning mode of selecting.Wherein, departure place information can be imported by the user, also can directly current location be defined as departure place information.Destination information also can be imported by the user, also can determine according to the relevant information that miscellaneous equipment sends.Current location can be by gyroscope or receiving satellite positioning signals (for example GPS(Global Positioning System, GPS) signal) position.In addition, selectable path planning mode can comprise: minimum charge, shortest path, preferential or system recommendation etc. at a high speed.Particularly, when navigating according to current location and guidance path, can use the navigation of Voice Navigation or dynamic interface separately, also Voice Navigation and dynamic interface navigation can be combined.In the dynamic interface navigation procedure, show described guidance path and current location at electronic chart, because navigation object is transportable, be that current location changes, therefore the current location that shows at electronic chart also moves thereupon, can use icon representation in the current location that electronic chart shows.In the Voice Navigation process, arrive or approach signal lamp, turning, crossing, branch branch road, expressway entrance and exit etc. need the place of prompting in current location, carry out voice suggestion.
S101, show the crossing synoptic diagram in the time that the crossing will being arrived.In the synoptic diagram of crossing, can the demonstration geography information relevant with guidance path, current location and crossing etc., current location can identify to represent with car mark or other.In the synoptic diagram of crossing, can also show the navigation progress bar for the distance between the junction ahead on the described current location of expression and the described guidance path.As shown in Figure 5, the navigation progress bar generally shows with the rectangle strip, will be respectively crossing and car mark be mapped as coordinate on the navigation progress bar, the approximate distance that obtains between current location and the crossing by intersection turning arrow locations line and car cursor position line.In addition, those skilled in the art know the various methods that judge whether to arrive the crossing.For example, when the distance between current location and the crossing is less than or equal to default tip distance (as 500 meters, 100 meters), then judge to arrive the crossing; Or, can calculate the time T 1 that will arrive the crossing according to the distance between current location and the crossing, current vehicle speed (or average speed), if T1 is less than or equal to prompt time T2, then judge to arrive the crossing.
S102, the lasting engineer's scale of shown crossing synoptic diagram that increases are until arriving default maximum ratio chi.For example, the maximum ratio chi can be 1:50, also can be 1:25 etc.
The crossing abductive approach that the embodiment of the invention provides, continue to increase the engineer's scale of shown crossing synoptic diagram in the process of advancing by junction ahead on the navigation path, in the time of can making things convenient for the user far away at the distance crossing, information between current location and the crossing is done roughly to understand, and convenient being used for when nearer at the distance crossing, details to the crossing come into plain view, and have promoted user's experience.
In the embodiment shown in fig. 1, described crossing synoptic diagram can be the crossing synoptic diagram of two-dimensional effects, also can be the crossing synoptic diagram of 3-D effect, the sustainable scaling up chi of crossing synoptic diagram.Preferably, adopt the crossing synoptic diagram that shows two-dimensional effects and continue its engineer's scale of increase, the user watches clearer like this.
Because the crossing synoptic diagram of 3-D effect is more vivid, also can before the two-dimensional effects crossing synoptic diagram that the displaying ratio chi continues to increase, show the crossing synoptic diagram of 3-D effect earlier.Two-dimensional effects crossing synoptic diagram refers to visually to reach two-dimensional effects or near the crossing synoptic diagram of two-dimensional effects, 3-D effect crossing synoptic diagram refers to visually to reach 3-D effect or near the crossing synoptic diagram of 3-D effect, as representing three-dimensional building, the crossing synoptic diagram of overpass or by adjusting the visual angle to make that the element of enlarged drawing embodies near big and far smaller, make the crossing synoptic diagram of the nearly wide effect such as narrow far away of the width of road.Below with reference to Fig. 2 this embodiment is described in detail.
Seeing also Fig. 2, is the second embodiment process flow diagram of crossing provided by the invention abductive approach, and this method comprises:
S200, according to current location and in advance the guidance path that obtains of planning navigate.
S201, in the time that the crossing will being arrived, show 3-D effect crossing synoptic diagram.When the distance between current location and the crossing is less than or equal to default tip distance, can judge to arrive the crossing.
S202, when the distance between the junction ahead on current location and the described guidance path be less than or equal to default conversion apart from the time, shown 3-D effect crossing synoptic diagram is converted to two-dimensional effects crossing synoptic diagram.Described default conversion distance is less than described default tip distance.
S203, the lasting engineer's scale of shown two-dimensional effects crossing synoptic diagram that increases are until arriving default maximum ratio chi.
Preferably, among the embodiment shown in Figure 2, in the process of the engineer's scale of the two-dimensional effects crossing synoptic diagram that lasting increase is shown, keep that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path, preferably, the display position of junction ahead is all constant on described crossing the above current location of synoptic diagram and the described guidance path.That is to say, can control the speed that continues the scaling up chi, forwards the crossing speed of advancing is consistent with navigation object to make it, thereby car mark (being current location) and the position of junction ahead on the synoptic diagram of crossing are remained unchanged.But, when engineer's scale increases to default maximum ratio chi, stop the scaling up chi.After stopping the scaling up chi, car is marked on the crossing demonstration figure and moves along with the movement of navigation object.
Seeing also Fig. 3, is the first example structure synoptic diagram of positioning navigating device 300 provided by the invention, and positioning navigating device 300 comprises:
The positioning navigating device that the embodiment of the invention provides, continue to increase the engineer's scale of shown crossing synoptic diagram in the process of advancing by junction ahead on the navigation path, in the time of can making things convenient for the user far away at the distance crossing, information between current location and the crossing is done roughly to understand, and convenient being used for when nearer at the distance crossing, details to the crossing come into plain view, and have promoted user's experience.
In the embodiment shown in fig. 3, described crossing synoptic diagram can be two-dimensional effects crossing synoptic diagram, also can be 3-D effect crossing synoptic diagram, the sustainable scaling up chi of crossing synoptic diagram.Preferably, adopt to show two-dimensional effects crossing synoptic diagram and continue its engineer's scale of increase, the user watches clearer like this.
Because 3-D effect crossing synoptic diagram is more vivid, also can before the two-dimensional effects crossing synoptic diagram that the displaying ratio chi continues to increase, show 3-D effect crossing synoptic diagram earlier.Described two-dimensional effects crossing synoptic diagram refers to visually to reach two-dimensional effects or near the crossing synoptic diagram of two-dimensional effects, described 3-D effect crossing synoptic diagram refers to visually to reach 3-D effect or near the crossing synoptic diagram of 3-D effect, as representing three-dimensional building, the crossing synoptic diagram of overpass or by adjusting the visual angle to make that the element of enlarged drawing embodies near big and far smaller, make the crossing synoptic diagram of the nearly wide effect such as narrow far away of the width of road.Therefore, positioning navigating device 300 can also comprise two-dimentional control module, be used for control display module 320 and show two-dimensional effects crossing synoptic diagram, and control ratio control module 330 continues to increase the engineer's scale of the shown two-dimensional effects crossing synoptic diagram of display module 320 until arriving default maximum ratio chi.Below with reference to Fig. 4 this embodiment is described in detail.
Seeing also Fig. 4, is the second example structure synoptic diagram of positioning navigating device 300 provided by the invention, and except navigation module 310, display module 320 and proportional control module 330, positioning navigating device 300 also comprises:
Three-dimensional control module 340 is used for control display module 320 and shows 3-D effect crossing synoptic diagram,
Two dimension control module 350, be used for control display module 320 and show two-dimensional effects crossing synoptic diagram, in the time will arriving the crossing, show 3-D effect crossing synoptic diagram by three-dimensional control module 340 control display modules 320, when the distance between the junction ahead on current location and the described guidance path be less than or equal to default conversion apart from the time, commentaries on classics shows two-dimensional effects crossing synoptic diagram by two-dimentional control module 350 control display modules 320
Should be appreciated that if the distance of three-dimensional control module 340 between current location and crossing judged when being less than or equal to default tip distance to arrive the crossing that so default conversion distance is less than default tip distance.
Preferably, among the embodiment shown in Figure 4, proportional control module 330 is in the process of the engineer's scale that continues the shown two-dimensional effects crossing synoptic diagram of increase, keep that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path, preferably, the display position of junction ahead is all constant on described crossing the above current location of synoptic diagram and the described guidance path.Proportional control module 330 can be controlled the speed that continues the scaling up chi, and forwards the crossing speed of advancing is consistent with navigation object to make it, thereby car mark (being current location) and the position of junction ahead on the synoptic diagram of crossing are remained unchanged.But when engineer's scale increased to default maximum ratio chi, proportional control module 330 stopped the scaling up chi.After stopping the scaling up chi, car is marked on the crossing demonstration figure and moves along with the movement of navigation object.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in above-described embodiment method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosed only is a kind of preferred embodiment of the present invention, certainly can not limit the present invention's interest field with this, one of ordinary skill in the art will appreciate that all or part of flow process that realizes above-described embodiment, and according to the equivalent variations that claim of the present invention is done, still belong to the scope that invention is contained.
Claims (10)
1. a crossing abductive approach is characterized in that, comprising:
According to current location and in advance the guidance path that obtains of planning navigate;
Show the crossing synoptic diagram in the time that the crossing will being arrived;
Continue to increase the engineer's scale of shown crossing synoptic diagram until arriving default maximum ratio chi.
2. crossing as claimed in claim 1 abductive approach is characterized in that, described lasting scaling up chi is two-dimensional effects crossing synoptic diagram until the crossing synoptic diagram that arrives default maximum ratio chi.
3. crossing as claimed in claim 2 abductive approach is characterized in that, continues to increase in the process of engineer's scale of shown two-dimensional effects crossing synoptic diagram, keeps that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path.
4. crossing as claimed in claim 2 abductive approach is characterized in that described method also comprises:
Before showing two-dimensional effects crossing synoptic diagram, show 3-D effect crossing synoptic diagram earlier, be less than or equal to default conversion distance until the distance between the junction ahead on described current location and the described guidance path.
5. as each described crossing abductive approach among the claim 1-4, it is characterized in that, show the navigation progress bar for the distance between the junction ahead on the described current location of expression and the described guidance path in the synoptic diagram of described crossing.
6. a positioning navigating device is characterized in that, comprising:
Navigation module is used for according to current location and plans that in advance the guidance path that obtains navigates;
Display module shows the crossing synoptic diagram when being used for arriving the crossing;
The proportional control module is used for continuing to increase the engineer's scale of the shown crossing synoptic diagram of display module until arriving default maximum ratio chi.
7. positioning navigating device as claimed in claim 6 is characterized in that, described positioning navigating device also comprises two-dimentional control module, be used for the described display module of control and show two-dimensional effects crossing synoptic diagram,
Described proportional control module continues to increase the engineer's scale of the shown two-dimensional effects crossing synoptic diagram of display module until arriving default maximum ratio chi.
8. positioning navigating device as claimed in claim 7, it is characterized in that, described proportional control module keeps that junction ahead all is presented in the synoptic diagram of crossing on described current location and the described guidance path in the process of the engineer's scale that continue to increase shown two-dimensional effects crossing synoptic diagram.
9. positioning navigating device as claimed in claim 7 is characterized in that, described positioning navigating device also comprises:
Three-dimensional control module, be used for the described display module of control and show 3-D effect crossing synoptic diagram, before described display module shows two-dimensional effects crossing synoptic diagram, control described display module by three-dimensional control module earlier and show 3-D effect crossing synoptic diagram, be less than or equal to default conversion distance until the distance between the junction ahead on described current location and the described guidance path.
10. as each described positioning navigating device among the claim 6-9, it is characterized in that, show the navigation progress bar for the distance between the junction ahead on the described current location of expression and the described guidance path in the synoptic diagram of described crossing.
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