CN109556603A - The determination method of starting direction when mobile terminal and its navigation - Google Patents
The determination method of starting direction when mobile terminal and its navigation Download PDFInfo
- Publication number
- CN109556603A CN109556603A CN201811377131.6A CN201811377131A CN109556603A CN 109556603 A CN109556603 A CN 109556603A CN 201811377131 A CN201811377131 A CN 201811377131A CN 109556603 A CN109556603 A CN 109556603A
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- mobile terminal
- guidance path
- origin
- acceleration
- starting
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000001133 acceleration Effects 0.000 claims abstract description 65
- 238000010295 mobile communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
Abstract
The invention discloses a kind of determination methods of starting direction when mobile terminal and its navigation.The determination method includes: the guidance path for obtaining the determining origin of user to destination；Determine mobile terminal in the acceleration direction of origin；The pointing direction being mapped in the guidance path is generated according to the acceleration direction；Determine user in the starting direction of origin according to the guidance path and the pointing direction.The acceleration direction that air navigation aid disclosed by the invention passes through acquisition guidance path and mobile terminal, and pass through the starting direction in the direction of guidance path and direction-judgment user origin, to quickly and accurately judge the initial motion direction of mobile terminal, it avoids user from moving along wrong way, improves usage experience.
Description
Technical field
The invention belongs to mobile communication technology field, in particular to a kind of mobile terminal and its navigation when starting direction really
Determine method.
Background technique
Intelligent mobile communication equipment is more and more common at present, and the frequency that people use is also more and more, and people use equipment
Scene it is also more and more, wherein using on mobile communication equipment navigation software carry out route guidance be very common make
Use scene.When people are navigated using equipment, in initial navigation, it is to need that people, which can frequently encounter when judgement navigation starts,
The problem of being walked to which direction.As shown in Figure 1, being often only shifted in equipment bigger due to the limitation of navigation accuracy
Distance after, equipment could accurately determine the direction of motion of equipment, after this determines the direction of motion of equipment, people
Just know what whether the direction of motion that I originates and the direction that navigates to of needs were overlapped.Often people can encounter initial motion
The inconsistent situation of the direction of motion of direction and navigation hint.When such case occurs, people will readjust the direction of motion,
Be confirmed whether again it is consistent with navigation direction, such case will seriously affect people use equipment experience.
Summary of the invention
(1) technical problems to be solved by the invention
The technical problem to be solved by the present invention is how accurately to judge initial motion direction and the navigation of user origin
Whether the direction in path is consistent, to mention navigation effect.
(2) the technical solution adopted in the present invention
In order to achieve the above purpose, present invention employs the following technical solutions:
A kind of determination method of starting direction when mobile terminal navigates, the determining method include:
Guidance path of the origin that acquisition user determines to destination；
Determine mobile terminal in the acceleration direction of origin；
The pointing direction being mapped in the guidance path is generated according to the acceleration direction；
Determine user in the starting direction of origin according to the guidance path and the pointing direction.
Preferably, the determining method further include: show the guidance path and/or the pointing direction.
Preferably, determine user in the method for the starting direction of origin according to the guidance path and the pointing direction
Include:
Judge whether the pointing direction is consistent with the direction of the guidance path；
If so, determining that the acceleration direction is the starting direction.
Preferably, whether the pointing direction is inconsistent with the direction of the guidance path, then redefines mobile terminal
In the acceleration direction of origin.
The invention also discloses a kind of mobile terminals, comprising:
Guidance path getter, the guidance path for obtaining the determining origin of user to destination；
Acceleration transducer, for determining mobile terminal in the acceleration direction of origin；
Electronic compass sensor, for generating the direction side being mapped in the guidance path according to the acceleration direction
To；
Processor, for determining user in the starting direction of origin according to the guidance path and the pointing direction.
Preferably, the mobile terminal further include: display, for showing the guidance path and/or the direction side
To.
Preferably, the processor be specifically used for judge the pointing direction whether the direction one with the guidance path
It causes；Wherein, if so, the processor determines that the acceleration direction is the starting direction.
Preferably, the processor be specifically used for judge the pointing direction whether the direction one with the guidance path
It causes；Wherein, if it is not, then the acceleration transducer redefines mobile terminal in the acceleration direction of origin.
The invention also discloses a kind of computer readable storage medium, shifting is stored on the computer readable storage medium
The determination program of the determination program of starting direction when dynamic terminal guidance, the starting direction when mobile terminal navigates is processed
Device realizes the determination method of starting direction when any above-mentioned mobile terminal navigates when executing.
The invention also discloses a kind of mobile terminal, the mobile terminal includes: memory, processor and is stored in described
On memory and can run on the processor mobile terminal navigation when starting direction determination program, it is described it is mobile eventually
The determination program of starting direction when the navigation of end realizes going out when any above-mentioned mobile terminal navigates when being executed by processor
Originating party to determination method.
(3) beneficial effect
The determination method of starting direction when a kind of mobile terminal disclosed by the invention and its navigation, by obtaining guidance path
With the acceleration direction of mobile terminal, and originating party is gone out by the direction of guidance path and direction-judgment user origin
To avoiding user from moving along wrong way, improve to quickly and accurately judge the initial motion direction of mobile terminal
Usage experience.
Detailed description of the invention
Fig. 1 is the navigation scheme of the mobile terminal of the prior art；
Fig. 2 is the flow chart of the determination method of the embodiment of the present invention one；
Fig. 3 is the structural block diagram of the mobile terminal of the embodiment of the present invention two.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment one
Fig. 2 shows the streams of the determination method of the starting direction when navigation of the mobile terminal of embodiment according to the present invention one
Cheng Tu, the air navigation aid include the following steps:
Step S1: the guidance path of the origin that acquisition user determines to destination.
Specifically, when user is navigated using mobile terminal, as defeated in the navigation software that can install in the terminal
Enter beginning and end, such as Baidu map, Google Maps, corresponding guidance path can be obtained.In general navigation software
The location of locality and mobile terminal holder direction are inconsistent, and when mobile terminal is static, are navigated soft
Part is unable to automatic adjusting position direction, i.e. coordinate system where guidance path and the coordinate system where mobile terminal holder is different
Sample, only with when mobile terminal is mobile, navigation software could correct locality, so that coordinate system and shifting where guidance path
Coordinate system where dynamic holder terminal is identical.For general user, when the more situation of the route direction of present position
Under, the direction of mistake is often moved towards when just starting mobile, and after mobile a distance, navigation software can just prompt movement side
To mistake, mobile terminal holder is needed to readjust moving direction, at this moment to walk in the correct direction along guidance path.
Step S2: determine mobile terminal in the acceleration direction of origin.
Specifically, when mobile terminal is by whipping, corresponding acceleration can be generated, it, can be not toward different direction whippings
Equidirectional upper generation acceleration.It is all to move back and forth when due to whipping mobile terminal, such as left and right whipping, at this moment mobile terminal
At least can there are two the acceleration of opposite direction, in order to determine unique whipping direction, when the initial whipping of detection mobile terminal
Acceleration direction as mobile terminal origin acceleration direction.
Further, acceleration side when mobile terminal whipping is detected using the acceleration transducer built in mobile terminal
To.Acceleration transducer can the acceleration direction to mobile terminal identify, using initial acceleration direction therein as move
Acceleration direction of the dynamic terminal in origin.In actual use, in order to improve the recognition accuracy of acceleration transducer,
Mobile terminal should be laid flat, so-called lay flat refers to that the screen of mobile terminal is parallel to the horizontal plane, and by mobile terminal along dampening
Whipping on the direction of plane.
Step S3: the pointing direction being mapped in the guidance path is generated according to acceleration direction.
Specifically, according to above description it is found that the acceleration direction of mobile terminal is in coordinate system locating for mobile terminal
Direction, and coordinate system locating for mobile terminal is different, the acceleration direction of mobile terminal with coordinate system locating for guidance path
With the direction of guidance path cannot directly compared with, need the acceleration direction of mobile terminal being converted into coordinate locating for guidance path
Direction in system could correctly judge whether the acceleration direction of mobile terminal and guidance path direction are consistent in this way.
Further, as a preferred embodiment, using the electronic compass sensor built in mobile terminal come according to acceleration
Direction generates the pointing direction being mapped in the guidance path.In particular, electronic compass sensor can be used for obtaining shifting
The directional information of dynamic terminal present position, the location information of coordinate system where acceleration direction can be obtained, according to guidance path
Acceleration direction is converted into coordinate system locating for guidance path by the relationship of coordinate system locating for locating coordinate system and mobile terminal
Pointing direction.
Step S4: determine user in the starting direction of origin according to guidance path and pointing direction.
Specifically, judge whether pointing direction is consistent with the direction of guidance path, if so, determining that acceleration direction is
Originating party to；If it is not, then redefining mobile terminal in the acceleration direction of origin.
Further, it is determined that method further includes showing guidance path and/or direction side on the display screen of mobile terminal
To.Whether the direction and pointing direction for judging guidance path are overlapped；If so, judging direction and the pointing direction one of guidance path
It causes, if it is not, then judging that the direction of guidance path and pointing direction are inconsistent.
By showing that screen displays in real time the corresponding actual direction in acceleration direction of guidance path and mobile terminal, just
In judging whether pointing direction is consistent with the direction of guidance path.Wherein, it should be noted that under normal circumstances, guidance path
More complicated, there are multiple sections, also there is multiple directions.The direction of guidance path described in the present embodiment refers to navigating
Path starts the direction in section.
Certainly in other embodiments, also it can work as movement by judging by the voice module built in mobile terminal
When terminal detects that pointing direction is consistent with the direction of guidance path, voice module, which is played, is determined as originating party out for acceleration direction
To speech message；When mobile terminal detect pointing direction and guidance path direction it is inconsistent when, voice module play weight
It is new to determine mobile terminal in the speech message in the acceleration direction of origin.
The determination method of starting direction when a kind of mobile terminal provided in this embodiment navigates, by obtaining guidance path
With the acceleration direction of mobile terminal, and judge guidance path direction and acceleration direction quickly and accurately determine user exist
The starting direction of origin, avoids user from moving along wrong way, improves usage experience.Especially work as navigation satellite signal
When geographical environment locating for not strong, people's direction determining inaccuracy, mobile terminal is difficult to determine direction, user can lead to
It crosses along different directions whipping mobile terminal, and the whipping direction of real-time judgment mobile terminal and navigation in navigation display interface
Whether the route direction of prompt is consistent, and without user by the mobile trial and error for carrying out navigation direction, this will greatly improve navigation
Efficiency and accuracy will greatly help for the not strong user of sense of direction.
Embodiment two
Fig. 3 shows the structural block diagram of the mobile terminal of embodiment according to the present invention two, which includes:
Guidance path getter 10, the guidance path for obtaining the determining origin of user to destination；
Acceleration transducer 20, for determining mobile terminal in the acceleration direction of origin；
Electronic compass sensor 30, for generating the pointing direction being mapped in guidance path according to acceleration direction；
Processor 40, for determining user in the starting direction of origin according to guidance path and pointing direction.
Specifically, the acceleration direction of mobile terminal is the direction in coordinate system locating for mobile terminal, and mobile terminal institute
Locate coordinate system with coordinate system locating for guidance path be it is different, the direction of the acceleration direction of mobile terminal and guidance path is not
It can directly compare, need the direction being converted into the acceleration direction of mobile terminal in coordinate system locating for guidance path, so
Can correctly judge whether acceleration direction and the guidance path direction of mobile terminal are consistent.
Further, as a preferred embodiment, using the electronic compass sensor built in mobile terminal come according to acceleration
Direction generates the pointing direction being mapped in guidance path.In particular, electronic compass sensor can be used for obtaining movement eventually
The directional information for holding present position, the location information of coordinate system where acceleration direction can be obtained, according to locating for guidance path
The relationship of coordinate system locating for coordinate system and mobile terminal, direction acceleration direction being converted into coordinate system locating for guidance path
Direction.
Further, processor is specifically used for judging whether pointing direction is consistent with the direction of guidance path；Wherein, if
It is that then processor determines that acceleration direction is starting direction；If it is not, acceleration transducer redefines mobile terminal in origin
Acceleration direction.
Further, mobile terminal further includes display 50, and display 50 is for showing guidance path and/or direction side
To.
Embodiment three
The invention also discloses a kind of computer readable storage medium, embodiment according to the present invention three it is computer-readable
The determination program of starting direction when mobile terminal navigation is stored on storage medium, starting direction when mobile terminal navigates
Determine the determination method of the starting direction when mobile terminal navigation for realizing embodiment one when program is executed by processor.
Example IV
The invention also discloses a kind of mobile terminal, the mobile terminal of embodiment according to the present invention four include: memory,
Processor and the determination program for storing the starting direction when mobile terminal that can be run on a memory and on a processor navigates,
When realizing the mobile terminal navigation of embodiment one when the determination program of starting direction when mobile terminal navigates is executed by processor
Starting direction determination method.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the range of specific embodiment, to the common skill of the art
For art personnel, as long as long as various change the attached claims limit and determine spirit and scope of the invention in, one
The innovation and creation using present inventive concept are cut in the column of protection.
Claims (10)
1. a kind of determination method of starting direction when mobile terminal navigates, which is characterized in that the determining method includes:
Guidance path of the origin that acquisition user determines to destination；
Determine mobile terminal in the acceleration direction of origin；
The pointing direction being mapped in the guidance path is generated according to the acceleration direction；
Determine user in the starting direction of origin according to the guidance path and the pointing direction.
2. determining method according to claim 1, which is characterized in that the determining method further include: show the navigation
Path and/or the pointing direction.
3. determining method according to claim 1 or 2, which is characterized in that according to the guidance path and the direction side
Include: in the method for the starting direction of origin to determining user
Judge whether the pointing direction is consistent with the direction of the guidance path；
If so, determining that the acceleration direction is the starting direction.
4. determining method according to claim 3, which is characterized in that if it is not, then redefining mobile terminal in origin
Acceleration direction.
5. a kind of mobile terminal characterized by comprising
Guidance path getter, the guidance path for obtaining the determining origin of user to destination；
Acceleration transducer, for determining mobile terminal in the acceleration direction of origin；
Electronic compass sensor, for generating the pointing direction being mapped in the guidance path according to the acceleration direction；
Processor, for determining user in the starting direction of origin according to the guidance path and the pointing direction.
6. mobile terminal according to claim 5, which is characterized in that the mobile terminal further include: display, for showing
Show the guidance path and/or the pointing direction.
7. mobile terminal according to claim 5 or 6, which is characterized in that the processor is specifically used for judging the finger
It is whether consistent with the direction of the guidance path to direction；Wherein, if so, the processor determines that the acceleration direction is
The starting direction.
8. mobile terminal according to claim 7, which is characterized in that if it is not, then the acceleration transducer redefines
Acceleration direction of the mobile terminal in origin.
9. a kind of computer readable storage medium, which is characterized in that be stored on the computer readable storage medium mobile whole
The determination program of starting direction when the navigation of end, the determination program of the starting direction when mobile terminal navigates are held by processor
The determination method of starting direction when mobile terminal according to any one of claims 1 to 4 navigation is realized when row.
10. a kind of mobile terminal, which is characterized in that the mobile terminal includes: memory, processor and is stored in the storage
On device and can run on the processor mobile terminal navigation when starting direction determination program, the mobile terminal leads
It is realized when the determination program of the starting direction of endurance is executed by processor mobile whole according to any one of claims 1 to 4
The determination method of starting direction when the navigation of end.
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| CN201811377131.6A CN109556603A (en) | 2018-11-19 | 2018-11-19 | The determination method of starting direction when mobile terminal and its navigation |
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| CN201811377131.6A CN109556603A (en) | 2018-11-19 | 2018-11-19 | The determination method of starting direction when mobile terminal and its navigation |
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Application publication date: 20190402 |