CN104006815A - Direction determining method and device for navigation user - Google Patents
Direction determining method and device for navigation user Download PDFInfo
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- CN104006815A CN104006815A CN201410247350.8A CN201410247350A CN104006815A CN 104006815 A CN104006815 A CN 104006815A CN 201410247350 A CN201410247350 A CN 201410247350A CN 104006815 A CN104006815 A CN 104006815A
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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
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
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Abstract
The invention discloses a direction determining method and device for a navigation user. The method comprises the following steps: acquiring a current position, a moment and a date of the user; determining the direction of a shadow of the user according to the acquired current position, the moment and the date; and displaying the position and the shadow of the user on a map according to the current position and the direction of the shadow of the user. According to the technical scheme provided by the embodiment, the method and the device can conveniently and accurately assist the user to determine the direction of the user according to the direction of the shadow shown in the map.
Description
Technical field
The embodiment of the present invention relates to field of computer technology, relates in particular to navigation user towards definite method and device.
Background technology
At present, people's go off daily adopts self-driving, public transport and three kinds of modes of walking conventionally.Digital map navigation service can terminal present corresponding map for the user of trip browse, enquiring route, location self-position etc., bring great convenience to people's live and work.
In the prior art, digital map navigation service can be passed through GPS (Global Positioning System conventionally, GPS) determine the current residing position of user and moving direction, and current user residing position display is presented to user in corresponding map.
But, user be difficult to according to the shown positional information of navigation map determine self towards, particularly in the situation that adopting walking navigation, because user generally remains static, digital map navigation service by the determined user's moving direction of GPS not accurate enough, user be more difficult to judge self towards.
Summary of the invention
The invention provides a kind of navigation user towards definite method and device, with convenient, accurately assisted user confirm self towards.
First aspect, the embodiment of the present invention provides a kind of navigation user towards definite method, and the method comprises:
Obtain user's current location, moment and date;
According to obtained current location, moment and date, the shadow of determining described user towards;
According to described user's current location and shadow towards, on map, show customer location and shadow.
Second aspect, the embodiment of the present invention also provides a kind of navigation self towards determining device, and this device comprises:
Position time acquisition unit, for obtaining user's current location, moment and date;
Shadow is towards confirmation unit, for according to obtained current location, moment and date, the shadow of determining described user towards;
Map display unit, for according to described user's current location and shadow towards, on map, show customer location and shadow.
The technical scheme that the embodiment of the present invention provides, can facilitate, accurately the direction of assisted user shown shadow according to the map confirm self towards.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of a kind of navigation user of providing of the embodiment of the present invention one towards the method for determining;
Fig. 2 A is a kind of earth surface cell dividing mode schematic diagram that the embodiment of the present invention one provides;
Fig. 2 B is the another kind of earth surface cell dividing mode schematic diagram that the embodiment of the present invention one provides;
Fig. 3 is the schematic flow sheet of a kind of navigation user of providing of the embodiment of the present invention two towards the method for determining;
Fig. 4 is that a kind of navigation map that the embodiment of the present invention two provides shows schematic diagram;
Fig. 5 is the structural representation of a kind of navigation user of providing of the embodiment of the present invention three towards determining device.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, in accompanying drawing, only show part related to the present invention but not entire infrastructure.
Embodiment mono-
Fig. 1 is the schematic flow sheet of a kind of navigation user of providing of the embodiment of the present invention one towards the method for determining, the present embodiment is applicable in use digital map navigation service process, determine navigation user self towards situation, the method can self be carried out towards determining device by navigation, and described navigation self can be realized by software and/or hardware towards determining device.Referring to Fig. 1, this navigation self specifically comprises following operation towards definite method:
110, obtain user's current location, moment and date.
Wherein, user's position is for example, for describing user's residing coordinate information (latitude and longitude information) on earth; Moment can be accurate to hour, point or second; Date can be accurate to the moon, week or sky.In the present embodiment, can obtain from GPS user's current location, moment and date.Wherein, GPS is built in the partial component of navigation self in determining device, the autonomous device that also can self carry out data communication towards determining device with navigation.GPS locates the latitude and longitude information of the current place earth by receiving satellite signal.The present embodiment can be using the latitude and longitude information of obtaining from GPS directly as user's current location.
Certainly, also can obtain by alternate manner user's current location, moment and date.For example, provide one to include the human-computer interaction interface of pointing out user's input or selecting current location, moment and date and time information, the operational order acting on this interface according to user is determined the current position of user, moment and date.
120, according to obtained current location, moment and date, the shadow of determining user towards.
Consider and shine upon the shadow forming after people towards relevant with residing position with current time, in the present embodiment, can be at the shadow of determining user according to obtained current location, moment and date towards before, set up in advance position, moment and date and shadow towards corresponding relation.
Concrete, can carry out region or cell division to earth surface according to the dividing mode of setting, during taking setting, scale length is the unit division moment of one day, to set number of days as unit Division Dates, set up region (or cell), moment and date and shadow towards corresponding relation, come completing place, moment and date and shadow towards between mapping.Wherein, according to the dividing mode of setting, earth surface is carried out to region or cell and divides, include but not limited to be: according to the longitude and latitude of position, earth surface is divided into at least two cells, the boundary length of each cell can be identical also can be different; Or according to equator, the tropic and polar circle, earth surface is divided into multiple regions.Two groups of positions, moment and dates of for example, setting up and shadow towards corresponding relation be: A-6-8 month-11-13 point-people shadow is oriented direct north; B-6-8 month-11-13 point-people shadow be oriented Due South to, wherein A is the mark of earth tropic of Cancer region, B is the mark of earth tropic of Capricorn region.
Fig. 2 A is a kind of earth surface cell dividing mode schematic diagram that the embodiment of the present invention one provides.Referring to Fig. 2 A, according to the difference of position longitude and latitude, earth surface is divided into multiple cells, the cell for example being formed by the first border 210, the second boundary 220, the 3rd border 230 and the 4th border 240.Fig. 2 B is the another kind of earth surface cell dividing mode schematic diagram that the embodiment of the present invention one provides.Referring to Fig. 2 B, according to equator 201, the tropic of Cancer 202, the Arctic Circle 203, the tropic of Capricorn 204 and the Antarctic Circle 205, earth surface is divided into 6 regions.
Certainly, also can carry out by the mode of other setting the division of region or cell to earth surface, for example, according to position the country one belongs to and area, earth surface is divided into multiple regions.The present embodiment is not construed as limiting this.
Set up complete region (or cell), moment and date and shadow towards corresponding relation after, according to obtained current location, moment and date, the shadow of determining user towards, be specially: determine the region (or cell) under user's current location according to region (or cell) dividing mode of setting; Inquiry region (or cell), moment and the date of setting up and shadow towards corresponding relation, obtain the people shadow corresponding with determined region (or cell), the current time obtaining and date towards.
130, according to user's current location and shadow towards, on map, show customer location and shadow.
The technical scheme that the present embodiment provides, can according to the position prestoring, moment and date and shadow towards corresponding relation, determine shadow under user's current location, moment and date towards, and be presented on corresponding map, like this can be easily, accurately the direction of assisted user shown shadow according to the map confirm self towards.
On the basis of technique scheme, according to user's current location and shadow towards, show customer location and shadow on map before, also comprise: the shape information of the position that prestores, moment and corresponding shadow of date, described shape information comprises the lines length information for determining and draw shadow.Can on map, show shadow according to the shadow shape information prestoring.
Embodiment bis-
Fig. 3 is the schematic flow sheet of a kind of navigation user of providing of the embodiment of the present invention two towards the method for determining, the present embodiment can, taking above-described embodiment as basis, provide a kind of preferred embodiment.Referring to Fig. 3, this navigation self specifically comprises following operation towards definite method:
300, online lower cell, moment and date for storing earth surface and the shadow database towards corresponding relation of setting up;
310, obtain user's current location, moment and date from GPS;
320,, according to the earth surface cell dividing mode of setting, determine the cell of the corresponding earth surface of user's current location;
330, according to determined cell, and the current time obtaining and date, the database that inquiry is set up, with the shadow of determining active user towards;
340, according to user's current location and shadow towards, on map, show customer location, shadow and shadow towards markup information.
In the present embodiment, descend online building database to refer to: in the situation that not connecting by network, in local creation database.The index of database can be set as to the cell under position, current hour and current date, the data that each entry index is corresponding all record the corresponding shadow towards.
The earth surface cell dividing mode of setting is: according to the longitude and latitude of position, earth surface is divided into at least two cells.For example, first from equator and the first meridian, earth surface is cut to two cuttves, earth surface is divided into four parts; Then further every part of institute's cutting is divided into the cell of multiple fixed sizes, the longitude and latitude scope that each cell is corresponding different.Now, according to the earth surface cell dividing mode of setting, determine the cell of the corresponding earth surface of user's current location, can comprise: after getting user's current location, judge whether current location is directly to adopt longitude and latitude to describe, if not, also need data according to the map to determine the longitude and latitude of user's current location; Finally judge the cell of the corresponding earth surface of user's current location according to longitude and latitude.
For more intuitively clearly describe shadow towards, facilitate user confirm according to the map self towards, in the present embodiment, show customer location and shadow on map in, also comprise: show shadow towards markup information.Wherein, described markup information can be the information that shows direction with word or arrow etc., and this information can be displayed on the near zone of the shadow position in map.Fig. 4 is that a kind of navigation map that the embodiment of the present invention two provides shows schematic diagram.Referring to Fig. 4, shown navigation map comprises: customer location 410, shadow 420 and show shadow towards Word message 430.
The technical scheme that the present embodiment provides, can according to the database of setting up in advance determine shadow under user's current location, moment and date towards, and on corresponding map, show shadow and shadow thereof towards markup information, like this can be convenient, accurately the direction of assisted user shown shadow according to the map confirm self towards.For example, user utilize the shadow that shows on map and shadow towards markup information by following three kinds of modes judge rapidly self towards:
(1) if fine day, can in conjunction with in real world oneself shadow and map on the shadow that shows judge rapidly own towards, even if the advantage of the method is user, own periphery does not have buildings, do not have yet road do with reference to also can distinguish oneself towards;
(2) can in conjunction with own visual buildings in the buildings pointed of shadow in map and reality compare distinguish rapidly oneself towards;
(3) can in conjunction with the sensing of shadow in map and current near the direction of road between angle distinguish rapidly oneself towards.
On the basis of technique scheme, this example also can be according to user the accuracy demand to shadow direction to be shown, the boundary length of setup unit lattice.In embodiments of the present invention, boundary length refers to the length of longest edge circle in all borders of Component units lattice, or average length in all borders.If cell is square area, boundary length is the length of side of this square area.Consider that divided cell quantity is more, the complexity of database also will be higher, it is more to occupy resource, and when cell quantity exceedes after certain threshold range, also further do not improve for the accuracy of shadow direction, boundary length that therefore can cell is set to 50 kilometers.Certainly, also can, by acting on the operational order on human-computer interaction interface, carry out real-time setting to the length of side of earth surface cell lattice.
Embodiment tri-
Fig. 5 is the structural representation of a kind of navigation user of providing of the embodiment of the present invention three towards determining device, applicable to using in digital map navigation service process, determine navigation user self towards situation.Referring to Fig. 5, this navigation user is as follows towards the concrete structure of determining device:
Position time acquisition unit 510, for obtaining user's current location, moment and date;
Shadow is towards confirmation unit 520, for current location, moment and the date of obtaining according to position time acquisition unit 510, the shadow of determining user towards;
Map display unit 530, for the user's that obtains according to position time acquisition unit 510 current location and shadow towards confirmation unit 520 determined users' shadow towards, on map, show customer location and shadow.
Further, navigation user also comprises that towards determining device corresponding relation sets up unit 500, for at shadow towards confirmation unit 520 according to obtained current location, moment and date, determine that user's shadow is towards before, set up position, moment and date and shadow towards corresponding relation.
Further, corresponding relation is set up unit 500, specifically for:
According to the longitude and latitude of position, earth surface is divided into at least two cells;
During taking setting, scale length, as the unit division moment of one day, take sky as unit Division Dates;
Set up cell, unit moment and unit date and shadow towards corresponding relation.
Further, the boundary dimensions of cell is 50 kilometers.
Further, navigation user also comprises shadow shape information storage unit 505 towards determining device, for map display unit 530 according to user's current location and shadow towards, show customer location and shadow on map before:
The prestore shape information of position, moment and corresponding shadow of date, described shape information comprises the lines length information for determining and draw shadow.
Further, map display unit 530, also for show customer location and shadow on map in, show shadow towards markup information.
The present embodiment and navigation user belong to same inventive concept towards the corresponding embodiment of definite method, and the ins and outs of detailed description in the present embodiment can be referring to navigation user towards the corresponding embodiment of definite method.Above-mentioned navigation user can carry out towards this product of determining device the method that any embodiment of the present invention provides, and possesses the corresponding functional module of manner of execution and beneficial effect.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not depart from protection scope of the present invention.Therefore, although the present invention is described in further detail by above embodiment, the present invention is not limited only to above embodiment, in the situation that not departing from the present invention's design, can also comprise more other equivalent embodiment, and scope of the present invention is determined by appended claim scope.
Claims (10)
1. navigation user, towards a definite method, is characterized in that, comprising:
Obtain user's current location, moment and date;
According to obtained current location, moment and date, the shadow of determining described user towards;
According to described user's current location and shadow towards, on map, show customer location and shadow.
2. navigation user according to claim 1 is towards definite method, according to obtained current location, moment and date, determines that described user's shadow, towards before, also comprises: set up position, moment and date and shadow towards corresponding relation.
3. navigation user according to claim 2, towards definite method, is characterized in that, set up position, moment and date and shadow towards corresponding relation, comprising:
According to the longitude and latitude of position, earth surface is divided into at least two cells;
During taking setting, scale length, as the unit division moment of one day, take sky as unit Division Dates;
Set up cell, unit moment and unit date and shadow towards corresponding relation.
4. navigation user according to claim 1 is towards definite method, it is characterized in that, according to described user's current location and shadow towards, show customer location and shadow on map before, also comprise: the shape information of the position that prestores, moment and corresponding shadow of date, described shape information comprises the lines length information for determining and draw shadow.
5. navigation user according to claim 1, towards definite method, is characterized in that, in showing customer location and shadow, also comprises on map: show shadow towards markup information.
6. navigation user, towards a determining device, is characterized in that, comprising:
Position time acquisition unit, for obtaining user's current location, moment and date;
Shadow is towards confirmation unit, for according to obtained current location, moment and date, the shadow of determining described user towards;
Map display unit, for according to described user's current location and shadow towards, on map, show customer location and shadow.
7. navigation user according to claim 6 is towards determining device, also comprise that corresponding relation sets up unit, for at described shadow towards confirmation unit according to obtained current location, moment and date, determine that described user's shadow is towards before, set up position, moment and date and shadow towards corresponding relation.
8. navigation user according to claim 7, towards determining device, is characterized in that, described corresponding relation is set up unit, specifically for:
According to the longitude and latitude of position, earth surface is divided into at least two cells;
During taking setting, scale length, as the unit division moment of one day, take sky as unit Division Dates;
Set up cell, unit moment and unit date and shadow towards corresponding relation.
9. navigation user according to claim 6 is towards determining device, it is characterized in that, also comprise shadow shape information storage unit, for described map display unit according to described user's current location and shadow towards, show customer location and shadow on map before:
The prestore shape information of position, moment and corresponding shadow of date, described shape information comprises the lines length information for determining and draw shadow.
10. navigation user according to claim 6, towards determining device, is characterized in that, described map display unit, also for show customer location and shadow on map in, show shadow towards markup information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410247350.8A CN104006815A (en) | 2014-06-05 | 2014-06-05 | Direction determining method and device for navigation user |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410247350.8A CN104006815A (en) | 2014-06-05 | 2014-06-05 | Direction determining method and device for navigation user |
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| CN201410247350.8A Pending CN104006815A (en) | 2014-06-05 | 2014-06-05 | Direction determining method and device for navigation user |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104567869A (en) * | 2014-12-26 | 2015-04-29 | 韩斐然 | Method and device for determining local geographic azimuth and orientation of user with sun position |
| CN107687854A (en) * | 2017-07-20 | 2018-02-13 | 努比亚技术有限公司 | A kind of indoor navigation method, terminal and computer-readable recording medium |
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| CA2268088A1 (en) * | 1999-03-12 | 2000-09-12 | David Bensoussan | Stellar dial navigation system |
| CN1268088A (en) * | 1997-06-25 | 2000-09-27 | 内沃克斯公司 | Vehicle tracking and security system incorporating simultaneous voice and data communication |
| CN101095181A (en) * | 2003-08-21 | 2007-12-26 | 株式会社日本耐美得 | Map providing device, mobile terminal, map providing method, map display method, map providing program, and map display program |
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| CN1268088A (en) * | 1997-06-25 | 2000-09-27 | 内沃克斯公司 | Vehicle tracking and security system incorporating simultaneous voice and data communication |
| JPH11271069A (en) * | 1998-03-20 | 1999-10-05 | Sony Corp | Navigator |
| CA2268088A1 (en) * | 1999-03-12 | 2000-09-12 | David Bensoussan | Stellar dial navigation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104567869A (en) * | 2014-12-26 | 2015-04-29 | 韩斐然 | Method and device for determining local geographic azimuth and orientation of user with sun position |
| CN107687854A (en) * | 2017-07-20 | 2018-02-13 | 努比亚技术有限公司 | A kind of indoor navigation method, terminal and computer-readable recording medium |
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Application publication date: 20140827 |