CN106123906A - A kind of auxiliary navigation method and terminal - Google Patents
A kind of auxiliary navigation method and terminal Download PDFInfo
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- CN106123906A CN106123906A CN201610682682.8A CN201610682682A CN106123906A CN 106123906 A CN106123906 A CN 106123906A CN 201610682682 A CN201610682682 A CN 201610682682A CN 106123906 A CN106123906 A CN 106123906A
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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
-
- 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
- G01C21/3446—Details of route searching algorithms, e.g. Dijkstra, A*, arc-flags, using precalculated routes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
- G01S19/47—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Navigation (AREA)
- Traffic Control Systems (AREA)
Abstract
The embodiment of the invention discloses a kind of auxiliary navigation method and terminal, wherein, described method includes: if detecting, terminal sets up communication connection with onboard navigation system and drive recorder, and described terminal obtains the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensing data；Travelling image according to described drive recorder record and described sensing data, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation pattern, according to described navigation data assisting navigation.Embodiment of the present invention terminal can determine driving trace assisting navigation accurately by navigation data driving states, even if also can realize accurate navigation in the case of cannot obtaining location information.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of auxiliary navigation method and terminal.
Background technology
In daily life, people are unfamiliar with the route towards destination or situation uncomprehending to road conditions when trip
Under, onboard navigation system can be opened and navigate, in order to arrive at the destination.
Owing to current onboard navigation system cannot process mass data, commonly used off-line map, and off-line map in real time
Data update slow and without real-time road, when causing travelling by the navigation way of onboard navigation system planning, often take a wrong way or
At the end of one's rope.
For the above-mentioned drawback of onboard navigation system, the solution that prior art proposes is to be loaded by mobile phone
Real-time map data are navigated.
But mobile phone considers for cost and volume, sensor that it is provisioned and global position system, being simply placed in can
With the level used, sensing data and navigation data accessed by mobile phone are the most not accurate enough.User is the most frequent
There will be and search for less than satellite-signal (such as, tunnel cannot search satellite-signal), thus current location cannot be entered
Row location, cause mobile phone cannot accurate navigation, even cannot assisting navigation.
Summary of the invention
The embodiment of the present invention provides a kind of auxiliary navigation method and terminal, it is possible to determine standard by navigation data driving states
True driving trace assisting navigation, even if also can realize accurate navigation in the case of cannot obtaining location information.
First aspect, embodiments provides a kind of auxiliary navigation method, and the method includes:
If detecting, terminal sets up communication connection with onboard navigation system and drive recorder, and described terminal obtains described
The navigation data that onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensing data；
Travelling image according to described drive recorder record and described sensing data, it is judged that current traffic information is
No meet pre-conditioned；
If current traffic information meets pre-conditioned, open inertial navigation pattern, according to described navigation data assisting navigation.
On the other hand, embodiments providing a kind of terminal, this terminal includes:
Acquiring unit, if for detecting that terminal sets up communication connection with onboard navigation system and drive recorder, obtaining
Take the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor number
According to；
Judging unit, for the travelling image according to described drive recorder record and described sensing data, it is judged that
Whether current traffic information meets pre-conditioned；
Assisting navigation unit, if meeting pre-conditioned for current traffic information, opens inertial navigation pattern, according to described
Navigation data assisting navigation.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
Accompanying drawing explanation
In order to be illustrated more clearly that embodiment of the present invention technical scheme, required use in embodiment being described below
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is some embodiments of the present invention, general for this area
From the point of view of logical technical staff, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow diagram of a kind of auxiliary navigation method that the embodiment of the present invention provides；
Fig. 2 is the schematic flow diagram of a kind of auxiliary navigation method that another embodiment of the present invention provides；
Fig. 3 is the schematic block diagram of a kind of terminal that the embodiment of the present invention provides；
Fig. 4 is a kind of terminal schematic block diagram that another embodiment of the present invention provides；
Fig. 5 is a kind of terminal schematic block diagram that yet another embodiment of the invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Should be appreciated that when using in this specification and in the appended claims, term " includes " and " comprising " instruction
Described feature, entirety, step, operation, element and/or the existence of assembly, but it is not precluded from one or more further feature, whole
Body, step, operation, element, assembly and/or the existence of its set or interpolation.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh describing specific embodiment
And be not intended to limit the present invention.As used in description of the invention and appended claims, unless on
Hereafter clearly indicating other situation, otherwise " ", " " and " being somebody's turn to do " of singulative is intended to include plural form.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims is
Refer to the one or more any combination being associated in the item listed and likely combine, and including that these combine.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determining " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if be detected that [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to really
Fixed " or " [described condition or event] once being detected " or " in response to [described condition or event] being detected ".
In implementing, the terminal described in the embodiment of the present invention includes but not limited to such as have touch sensitive surface
Mobile phone, laptop computer or the tablet PC of (such as, touch-screen display and/or touch pad) etc other just
Portable device.It is to be further understood that in certain embodiments, described equipment not portable communication device, but have tactile
Touch the desk computer of sensing surface (such as, touch-screen display and/or touch pad).
In discussion below, describe the terminal including display and touch sensitive surface.It is, however, to be understood that
It is that terminal can include such as physical keyboard, mouse and/or control other physical user-interface device one or more of bar.
Terminal supports various application programs, such as following in one or more: drawing application program, demonstration application journey
Sequence, word-processing application, website create application program, dish imprinting application program, spreadsheet applications, game application
Program, telephony application, videoconference application, email application, instant messaging applications, exercise
Support the application of application program, photo management application program, digital camera application program, digital camera application program, web-browsing
Program, digital music player application and/or video frequency player application program.
The various application programs that can perform in terminal can use at least one of such as touch sensitive surface public
Physical user-interface device.Among applications and/or can adjust in corresponding application programs and/or change and touch sensitive table
The corresponding information of display in one or more functions in face and terminal.So, the public physical structure of terminal (such as, touches
Sensing surface) the various application programs with the most directly perceived and transparent user interface can be supported.
Refer to the schematic flow diagram that Fig. 1, Fig. 1 are a kind of auxiliary navigation methods that the embodiment of the present invention provides.This enforcement
In example, the executive agent of auxiliary navigation method is terminal.Terminal can be the mobile terminal such as mobile phone, panel computer.As shown in Figure 1
Auxiliary navigation method can comprise the following steps that
S101: terminal sets up communication connection with onboard navigation system and drive recorder if detecting, described terminal obtains
Take the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor number
According to.
When terminal use needs by terminal assisting navigation, set up terminal and onboard navigation system and drive recorder,
So that terminal can communicate with onboard navigation system, drive recorder.
Wherein, terminal can connect navigation system and drive recorder by data wire, it is also possible to logical bluetooth etc. are wireless
Communication mode connects navigation system and drive recorder.
Terminal, when detecting that this terminal sets up communication connection with onboard navigation system and drive recorder, obtains in real time
The navigation data that onboard navigation system monitors, and disable acceleration transducer, gyro sensor and the whole world that terminal carries
Alignment system (Global Positioning System, GPS).
Wherein, navigation data includes positioning data and sensing data.Location data include gps data, sensor number
The data arrived according to the Sensor monitoring for automotive internal, the sensor of automotive internal includes acceleration transducer, gyro sensors
One of them in device, geomagnetic sensor, baroceptor or the combination in any of at least two, do not limit.Can manage
Solving, the sensor type of collaborative work is the most, when terminal is navigated by navigation data, it is possible to determine vapour more accurately
The driving trace that car is current, navigation accuracy is the highest.
Terminal can also obtain/load map datum, trip information, and according to the map datum obtained, trip information with
And the gps data that onboard navigation system monitors, planning travelling line in map, lead according to the traffic route of planning
Boat.Trip information includes start position information and end point location information.
The gps data provided due to onboard navigation system is higher than the gps data accuracy that terminal obtains, and uses vehicle-mounted leading
The gps data that boat system provides carries out navigation can accurately obtain the positional information that automobile is current, reduces, and improves navigation accuracy.
S102: the travelling image provided according to described drive recorder and described sensing data, it is judged that current road conditions
It is pre-conditioned whether information meets.
Terminal obtains the travelling image of drive recorder record, and according in travelling image and the navigation data that gets
The sensing data comprised, it is judged that whether current road conditions meet pre-conditioned.
Wherein, pre-conditioned for mark need open inertial navigation road conditions, need open inertial navigation road conditions be
In onboard navigation system, gps data is inaccurate/stable, maybe cannot get the road conditions of gps data.
Terminal confirm current road conditions do not meet pre-conditioned meet pre-conditioned time, according to obtain map datum, go out
The gps data that row information and onboard navigation system monitor navigates；Terminal is confirming that current road conditions meet pre-conditioned
When meeting pre-conditioned, perform step S103.
S103: if current traffic information meets pre-conditioned, open inertial navigation pattern, assist according to described navigation data
Navigation.
Terminal, when confirming that current traffic information meets pre-conditioned, opens inertial navigation pattern and in inertial navigation pattern
Under, according to the navigation data assisting navigation got.
Wherein, terminal can be positioned by the sensing data comprised in navigation data, is getting location information
After, terminal can also correct, to the gps data by comprising in navigation data, the location information that sensing data obtains, to improve
The degree of accuracy of navigation.
Inertial navigation is exactly in the case of satellite-signal (gps data) instability or loss satellite-signal, according to working as
The signal intensity that front speed and automotive internal sensor (gyroscope etc.) are given, and vehicle speed pulse Estimation System is by precision
Algorithm, calculate that the fusion signal that makes new advances positions, thus continue navigation.
The specific implementation of inertial navigation see the scheme of inertial navigation in prior art, does not repeats.
It is understood that when sensing data is enough accurate, by continuous integral, be can accurately to draw to transport accurately
Dynamic track/driving trace, but, sensor always has error, and in the case of continuous integral, error can add up, result
Deviation can be increasing, and the time causing inertial navigation is the longest, and movement locus/driving trace deviation is the most, and therefore industry is led to
Often being to cooperate with GPS and do inertial navigation, inertial navigation result is corrected by midway through row.But GPS also can only use out of doors, tunnel,
The places such as cavern cannot use.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
Refer to the schematic flow diagram that Fig. 2, Fig. 2 are a kind of auxiliary navigation methods that another embodiment of the present invention provides.This
In embodiment, the executive agent of auxiliary navigation method is terminal.Terminal can be the mobile terminal such as mobile phone, panel computer.Such as Fig. 2
Shown auxiliary navigation method can comprise the following steps that
S201: terminal sets up communication connection with onboard navigation system and drive recorder if detecting, described terminal obtains
Take the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor number
According to.
In the present embodiment, step S201 is identical with step S101 of a upper embodiment, specifically refers to walk in an embodiment
The associated description of rapid S101, does not repeats.
S202: judge whether current road conditions have tunnel according to described travelling image, and sentence according to described sensing data
Whether disconnected current driving states is upward slope, descending or turning.
Whether terminal obtains the travelling image of drive recorder record, and judge currently to move ahead on road surface according to travelling image
Have a tunnel, and according to the sensing data comprised in the navigation data got judge current driving states be whether go up a slope,
Descending or turning, pre-conditioned to judge whether current traffic information meets.
Wherein, if there is tunnel on the road surface that currently moves ahead, or current driving states is upward slope, descending or turning, is identified as
Current traffic information meets pre-conditioned, needs to open inertial navigation pattern.
The pre-conditioned road conditions needing unlatching inertial navigation for mark, needing the road conditions opening inertial navigation is vehicle-mounted leading
In boat system, gps data is inaccurate/stable, maybe cannot get the road conditions of gps data.
Specifically, terminal can obtain the accekeration on preset direction (such as vertical direction), if accekeration is more than
Or equal to the acceleration rate threshold preset, the data detected according to acceleration transducer in the sensing data got, determine
The current kinestate of automobile is upward slope state or descending state.Wherein, during acceleration rate threshold can be according to actual travel
Accekeration be configured, do not limit.
According to the angular velocity that the sensing data got comprises, terminal determines whether the current kinestate of automobile is to turn
Curved.
Further, terminal can acceleration on the acquisition preset direction (such as vertical direction) in preset time period
Value, if the accekeration in preset time period is more than or equal to the acceleration rate threshold preset, according to the sensor number got
The acceleration comprised according to, determines that the current kinestate of automobile is upward slope state or descending state.
Terminal is more than or equal to predetermined acceleration threshold value at the accekeration confirmed on preset direction, and when persistently presetting
Between section time, the data detected according to acceleration transducer in the sensing data got, determine the motion shape that automobile is current
State is upward slope state or descending state.
What the change of numerical value owing to accelerating on certain direction may be simply because that Uneven road causes jolts, therefore, eventually
End, according to the accekeration on the acquisition preset direction (such as vertical direction) in preset time period, determines the row that automobile is current
Car state, it is possible to the situation of the change of the accekeration that eliminating causes because of road bump, it is possible to increase navigation accuracy.
Terminal confirm current road conditions do not meet pre-conditioned meet pre-conditioned time, according to obtain map datum, go out
The gps data that row information and onboard navigation system monitor navigates；Terminal, when confirming that current road conditions have tunnel, performs
Step S203；Terminal, when confirming that current driving states is upward slope, descending or turning, performs step S204.
S203: open inertial navigation pattern, determine driving trace according to the acceleration that described sensing data comprises, according to
Described driving trace assisting navigation.
Terminal, when confirming that current road conditions have tunnel, opens inertial navigation pattern, obtains sensing under inertial navigation pattern
The acceleration that device packet contains, and being spaced at preset timed intervals, the acceleration got is integrated computing, thus obtain speed
Degree, according to displacement corresponding in the prediction of speed prefixed time interval obtained, thus determines driving trace according to the displacement of prediction,
According to the driving trace assisting navigation determined.
The initial time that the acceleration got is integrated computing is the moment that automobile sails tunnel into, between Preset Time
Every can be 0.1 second (but be not limited to this, could be arranged to other values), the acceleration got in 0.1 second is carried out by terminal
Integral operation.Wherein, the error of the driving trace obtained by prefixed time interval is the least is the least.
Wherein, inertial navigation is unstable at satellite-signal (gps data) exactly or in the case of losing satellite-signal, root
The signal intensity be given according to current speed and automotive internal sensor (gyroscope etc.), and vehicle speed pulse Estimation System passes through
Accurate algorithm, calculates that the fusion signal made new advances positions, thus continues navigation.
The specific implementation of inertial navigation see the scheme of inertial navigation in prior art, does not repeats.
S204: open inertial navigation pattern, determines current driving direction and horizontal direction according to described sensing data
Angle, according to described angle-determining driving trace, and according to described driving trace assisting navigation.
Terminal, when confirming that current driving states is upward slope, descending or turning, opens inertial navigation pattern.
Terminal is when confirming current driving states for upward slope or descending, under inertial navigation pattern, according to vehicle mounted guidance
The data that in system, gyro sensor, geomagnetic sensor monitor, determine the angle in current driving direction and horizontal direction, root
According to the real time position in the speed of horizontal direction or acceleration, calculated level direction, and according in the angle determined, horizontal direction
Displacement determine driving trace, and according to the driving trace assisting navigation determined.
Terminal is when confirming current driving states for turning, according to the gyro sensor prison comprised in sensing data
The angular velocity measured, determines the reality in the angle in current driving direction and horizontal direction, and calculated level direction according to angular velocity
Time position, the displacement in the angle determined, horizontal direction determines driving trace, and according to the driving trace assisting navigation determined.
Wherein, in the case of inertial navigation is unstable at satellite-signal (gps data) or loses satellite-signal, according to working as
The signal intensity that front speed and automotive internal sensor (gyroscope etc.) are given, and vehicle speed pulse Estimation System is by precision
Algorithm, calculate that the fusion signal that makes new advances positions, thus continue navigation.The specific implementation of inertial navigation see existing
There is the scheme of inertial navigation in technology, do not repeat.
Alternatively, terminal is when according to angle-determining driving trace, it is also possible to include according to described location data point reuse institute
State driving trace, according to the driving trace assisting navigation of described adjustment.
Such as, the sensing data that terminal comprises in by navigation data positions, and when determining driving trace, also may be used
To determine driving trace, root according to location data (gps data) correction/adjustment comprised in navigation data by sensing data
According to the driving trace assisting navigation of correction/adjustment, to improve the degree of accuracy of navigation.
It is understood that when sensing data is enough accurate, by continuous integral, be can accurately to draw to transport accurately
Dynamic track/driving trace, but, sensor always has error, and in the case of continuous integral, error can add up, result
Deviation can be increasing, and the time causing inertial navigation is the longest, and movement locus/driving trace deviation is the most, and therefore industry is led to
Often being to cooperate with GPS and do inertial navigation, inertial navigation result is corrected by midway through row.But GPS also can only use out of doors, tunnel,
The places such as cavern cannot use.
Alternatively, the auxiliary navigation method in the present embodiment, it is also possible to include step S205: if according to described sensor number
It is more than or equal to according to the difference determining acceleration corresponding to the first moment or the speed acceleration corresponding with the second moment or speed
Predetermined threshold value, travelling image corresponding in obtaining and preserve preset time period according to the second moment.
Terminal when getting navigation data, the sensing data comprised according to navigation data, it is judged that the first moment is corresponding
The first acceleration or the difference of speed second acceleration corresponding with the second moment or speed whether more than or equal to presetting threshold
Value (specifically can be configured according to practical situation, do not limit).Terminal is confirming the first acceleration or speed and second
When whether the difference of acceleration or speed is more than or equal to predetermined threshold value, it is identified as bringing to a halt or touching by current transport condition
Hit, travelling image corresponding in obtaining and preserve preset time period according to the second moment.Preset time period comprised for the second moment, in advance
If the time period can be 10 seconds after 10 seconds to the second moment before the second moment, but is not limited to this, specifically can basis
It is actually needed and is configured, do not limit.
Wherein, the travelling image of acquisition can be saved in this locality by terminal, can also be sent by the travelling image that obtain
To the terminal preset, default electronic account etc..The electronic account preset can be mailbox, electronics sharing platform or electronic warning
Platform etc..
The travelling image obtained can be produced video file by terminal, so can be when occurring unexpected, it is simple to generate and take
Card video；If the most more scared than hurt, automatically saving of video is also commemorated or moral to user.
It is understood that step S205 and step S202, step S203 and step S204 order in no particular order.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
Terminal can obtain driving states according to sensing data, and predicts the driving trace that current driving states is corresponding,
By the driving trace of gps data correction prediction, according to the driving trace assisting navigation after correction, it is possible to increase navigation accuracy.
Terminal can obtain the travelling image under emergency situations automatically, it is simple to the later stage collects evidence, it is ensured that the person/property of user
Safety.
See the schematic block diagram that Fig. 3, Fig. 3 are a kind of terminals that the embodiment of the present invention provides.Terminal can be mobile phone, put down
The mobile terminals such as plate computer, but it is not limited to this, it is also possible to for other-end, do not limit.The terminal 300 of the present embodiment
Including each unit for performing each step in embodiment corresponding to Fig. 1, specifically refer to enforcement corresponding to Fig. 1 and Fig. 1
Associated description in example, does not repeats.The terminal of the present embodiment includes: acquiring unit 310, judging unit 320 and auxiliary
Navigation elements 330.
If acquiring unit 310 is for detecting that terminal sets up communication connection with onboard navigation system and drive recorder,
Obtain the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor
Data.
Such as, if acquiring unit 310 detects that terminal sets up communication connection with onboard navigation system and drive recorder,
Obtain the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor
Data.Navigation data is sent by acquiring unit 310 to judging unit 320.
Judging unit 320 is for receiving the navigation data that acquiring unit 310 sends, according to described drive recorder record
Travelling image and described sensing data, it is judged that whether current traffic information meets pre-conditioned.
Such as, it is judged that unit 320 receives the navigation data that acquiring unit 310 sends, according to described drive recorder record
Travelling image and described sensing data, it is judged that whether current traffic information meets pre-conditioned.Judging unit 320 will be led
Boat data, judged result send to assisting navigation unit.
Assisting navigation unit 330 is for receiving the navigation data of judging unit 320 transmission, judged result, if current road conditions
Information meets pre-conditioned, opens inertial navigation pattern, according to described navigation data assisting navigation.Such as, assisting navigation unit
330 receive navigation data, the judged result that judging unit 320 sends, if current traffic information meets pre-conditioned, open inertia
Navigation pattern, according to described navigation data assisting navigation.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
See the schematic block diagram that Fig. 4, Fig. 4 are a kind of terminals that another embodiment of the present invention provides.Terminal can be hands
The mobile terminal such as machine, panel computer, but it is not limited to this, it is also possible to for other-end, do not limit.The end of the present embodiment
The each unit that end 400 includes, for performing each step in embodiment corresponding to Fig. 2, specifically refers to Fig. 2 and Fig. 2 corresponding
Associated description in embodiment, does not repeats.The terminal of the present embodiment includes: acquiring unit 410, judging unit 420, auxiliary
Navigation elements 430 and image display unit 440.
If acquiring unit 410 is for detecting that terminal sets up communication connection with onboard navigation system and drive recorder,
Obtain the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor
Data.
Such as, if acquiring unit 410 detects that terminal sets up communication connection with onboard navigation system and drive recorder,
Obtain the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor
Data.
Navigation data is sent by acquiring unit 410 to judging unit 420, image display unit 440.
Judging unit 420 is for receiving the navigation data that acquiring unit 410 sends, according to described drive recorder record
Travelling image and described sensing data, it is judged that whether current traffic information meets pre-conditioned.
Such as, it is judged that unit 420 receives the navigation data that acquiring unit 410 sends, according to described drive recorder record
Travelling image and described sensing data, it is judged that whether current traffic information meets pre-conditioned.
Alternatively, it is judged that unit 420 for judging whether current road conditions have a tunnel according to described travelling image, and according to
Described sensing data judges whether current driving states is upward slope, descending or turning；Wherein, if current road conditions have tunnel,
Or current driving states is upward slope, descending or turning, is identified as current traffic information and meets pre-conditioned.
Navigation data, judged result are sent by judging unit 420 to assisting navigation unit.
Assisting navigation unit 430 is for receiving the navigation data of judging unit 420 transmission, judged result, if current road conditions
Information meets pre-conditioned, opens inertial navigation pattern, according to described navigation data assisting navigation.
Such as, assisting navigation unit 430 receives navigation data, the judged result that judging unit 420 sends, if current road conditions
Information meets pre-conditioned, opens inertial navigation pattern, according to described navigation data assisting navigation.
Alternatively, if current road conditions have tunnel, assisting navigation unit 430 specifically for opening inertial navigation pattern, according to
The acceleration that described sensing data comprises determines driving trace, according to described driving trace assisting navigation.
Alternatively, if current driving states is upward slope, descending or turning, assisting navigation unit 430 is specifically for opening
Inertial navigation pattern, determines the angle in current driving direction and horizontal direction according to described sensing data, according to described angle
Determine driving trace, and according to described driving trace assisting navigation.
Image display unit 440 is for receiving the navigation data that acquiring unit 410 sends, if according to described sensing data
Determine that the difference of acceleration corresponding to the first moment or the speed acceleration corresponding with the second moment or speed is more than or equal to pre-
If threshold value, travelling image corresponding in obtaining and preserve preset time period according to the second moment.
Such as, image display unit 440 receives the navigation data that acquiring unit 410 sends, if according to described sensor number
It is more than or equal to according to the difference determining acceleration corresponding to the first moment or the speed acceleration corresponding with the second moment or speed
Predetermined threshold value, travelling image corresponding in obtaining and preserve preset time period according to the second moment.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
Terminal can obtain driving states according to sensing data, and predicts the driving trace that current driving states is corresponding,
By the driving trace of gps data correction prediction, according to the driving trace assisting navigation after correction, it is possible to increase navigation accuracy.
Terminal can obtain the travelling image under emergency situations automatically, it is simple to the later stage collects evidence, it is ensured that the person/property of user
Safety.
Seeing Fig. 5, Fig. 5 is a kind of terminal schematic block diagram that yet another embodiment of the invention provides.This enforcement as depicted
Terminal 500 in example may include that one or more processor 510；One or more input equipments 520, one or more defeated
Go out equipment 530 and memorizer 540.Above-mentioned processor 510, input equipment 520, outut device 530 and memorizer 540 pass through bus
550 connect.
Memorizer 540 is used for storing programmed instruction.
Processor 510 operation below performing according to the programmed instruction of memorizer 540 storage:
If processor 510 is for detecting that terminal sets up communication connection with onboard navigation system and drive recorder, obtain
Take the navigation data that described onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensor number
According to.
Processor 510 is additionally operable to the travelling image according to described drive recorder record and described sensing data, sentences
Whether disconnected current traffic information meets pre-conditioned.
Meet pre-conditioned if processor 510 is additionally operable to current traffic information, open inertial navigation pattern, lead according to described
Boat data assisting navigation.
Further, processor 510 for judging whether current road conditions have a tunnel according to described travelling image, and according to
Described sensing data judges whether current driving states is upward slope, descending or turning；Wherein, if current road conditions have tunnel,
Or current driving states is upward slope, descending or turning, is identified as current traffic information and meets pre-conditioned.
Further, if current road conditions have tunnel, processor 510 is specifically for opening inertial navigation pattern, according to described
The acceleration that sensing data comprises determines driving trace, according to described driving trace assisting navigation.
Further, if current driving states is upward slope, descending or turning, processor 510 is specifically for opening inertia
Navigation pattern, determines the angle in current driving direction and horizontal direction according to described sensing data, according to described angle-determining
Driving trace, and according to described driving trace assisting navigation.
Further, if processor 510 is additionally operable to determine acceleration corresponding to the first moment according to described sensing data
Or the difference of the speed acceleration corresponding with the second moment or speed is more than or equal to predetermined threshold value, obtains also according to the second moment
Travelling image corresponding in preserving preset time period.
Such scheme, if terminal detects that terminal sets up communication connection with onboard navigation system and drive recorder, eventually
End obtains the navigation data that onboard navigation system monitors, according to travelling image and the sensor number of drive recorder record
According to, it is judged that whether current traffic information meets pre-conditioned；If current traffic information meets pre-conditioned, open inertial navigation mould
Formula, according to navigation data assisting navigation.High-precision navigation system and special sensing system due to configuration of automobiles, vehicle-mounted
The precision of the navigation data that navigation system monitors is higher, and therefore, terminal is according to the travelling image of drive recorder record, navigation
Data obtain current traffic information in real time, and navigation data determines driving trace assisting navigation accurately, even if cannot obtain
Also accurate navigation can be realized in the case of the information of location.
Terminal can obtain driving states according to sensing data, and predicts the driving trace that current driving states is corresponding,
By the driving trace of gps data correction prediction, according to the driving trace assisting navigation after correction, it is possible to increase navigation accuracy.
Terminal can obtain the travelling image under emergency situations automatically, it is simple to the later stage collects evidence, it is ensured that the person/property of user
Safety.
Should be appreciated that in embodiments of the present invention, alleged processor 510 can be CPU (Central
Processing Unit, CPU), this processor can also is that other general processors, digital signal processor (Digital
Signal Processor, DSP), special IC (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other FPGAs
Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at
Reason device can also be the processor etc. of any routine.
Input equipment 520 can include that Trackpad, fingerprint adopt sensor (for gathering the finger print information of user and fingerprint
Directional information), mike etc., outut device 530 can include display (LCD etc.), speaker etc..
This memorizer 540 can include read only memory and random access memory, and to processor 510 provide instruction and
Data.A part for memorizer 540 can also include nonvolatile RAM.Such as, memorizer 540 can also be deposited
The information of storage device type.
In implementing, processor 510, input equipment 520 described in the embodiment of the present invention, outut device 530 can
Implementation described in the first embodiment of the auxiliary navigation method that the execution embodiment of the present invention provides and the second embodiment,
Also can perform the implementation of terminal described by the embodiment of the present invention, not repeat them here.
Those of ordinary skill in the art are it is to be appreciated that combine the list of each example that the embodiments described herein describes
Unit and algorithm steps, it is possible to electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate hardware
With the interchangeability of software, the most generally describe composition and the step of each example according to function.This
A little functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Specially
Industry technical staff can use different methods to realize described function to each specifically should being used for, but this realization is not
It is considered as beyond the scope of this invention.
Those skilled in the art is it can be understood that arrive, for convenience of description and succinctly, and the end of foregoing description
End and the specific works process of unit, be referred to the corresponding process in preceding method embodiment, do not repeat them here.
In several embodiments provided herein, it should be understood that disclosed terminal and method, can be passed through it
Its mode realizes.Such as, device embodiment described above is only schematically, such as, and the division of described unit, only
Being only a kind of logic function to divide, actual can have other dividing mode, the most multiple unit or assembly to tie when realizing
Close or be desirably integrated into another system, or some features can be ignored, or not performing.It addition, shown or discussed phase
Coupling between Hu or direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, device or unit or communication
Connect, it is also possible to be electric, machinery or other form connect.
Step in embodiment of the present invention method can carry out order according to actual needs and adjust, merges and delete.
Unit in embodiment of the present invention terminal can merge according to actual needs, divides and delete.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize embodiment of the present invention scheme
Purpose.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to be that two or more unit are integrated in a unit.Above-mentioned integrated
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part in other words prior art contributed, or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) performs the complete of method described in each embodiment of the present invention
Portion or part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in the amendment of various equivalence or replace
Changing, these amendments or replacement all should be contained within protection scope of the present invention.Therefore, protection scope of the present invention should be with right
The protection domain required is as the criterion.
Claims (10)
1. an auxiliary navigation method, it is characterised in that described method includes:
If detecting, terminal sets up communication connection with onboard navigation system and drive recorder, and described terminal obtains described vehicle-mounted
The navigation data that navigation system monitors；Wherein, described navigation data includes positioning data and sensing data；
Travelling image according to described drive recorder record and described sensing data, it is judged that whether current traffic information accords with
Close pre-conditioned；
If current traffic information meets pre-conditioned, open inertial navigation pattern, according to described navigation data assisting navigation.
Method the most according to claim 1, it is characterised in that the described travelling image provided according to described drive recorder
And described sensing data, it is judged that whether current traffic information meets pre-conditioned including:
Judge whether current road conditions have tunnel according to described travelling image, and judge current row according to described sensing data
Whether car state is upward slope, descending or turning；
Wherein, if current road conditions have tunnel, or current driving states is upward slope, descending or turning, is identified as current road conditions
Information meets pre-conditioned.
Method the most according to claim 2, it is characterised in that if current road conditions have tunnel, if described current traffic information
Meet pre-conditioned, open inertial navigation pattern, include according to described navigation data assisting navigation:
Open inertial navigation pattern, determine driving trace according to the acceleration that described sensing data comprises, according to described traveling
Track assisting navigation.
Method the most according to claim 2, it is characterised in that if current driving states is upward slope, descending or turning, institute
If stating current traffic information to meet default traffic information, open inertial navigation pattern, according to described navigation data assisting navigation bag
Include:
Open inertial navigation pattern, determine the angle in current driving direction and horizontal direction according to described sensing data, according to
Described angle-determining driving trace, and according to described driving trace assisting navigation.
5. according to the method described in any one of Claims 1-4, it is characterised in that described method also includes:
If determining acceleration corresponding to the first moment or the speed acceleration corresponding with the second moment according to described sensing data
Or the difference of speed is more than or equal to predetermined threshold value, driving shadow corresponding in obtaining and preserve preset time period according to the second moment
Picture.
6. a terminal, it is characterised in that described terminal includes:
Acquiring unit, if for detecting that terminal sets up communication connection with onboard navigation system and drive recorder, obtaining institute
State the navigation data that onboard navigation system monitors；Wherein, described navigation data includes positioning data and sensing data；
Judging unit, for the travelling image according to described drive recorder record and described sensing data, it is judged that current
It is pre-conditioned whether traffic information meets；
Assisting navigation unit, if meeting pre-conditioned for current traffic information, opens inertial navigation pattern, according to described navigation
Data assisting navigation.
Terminal the most according to claim 6, it is characterised in that described judging unit is for judging according to described travelling image
Whether current road conditions have a tunnel, and according to described sensing data judge current driving states be whether upward slope, descending or
Turn；Wherein, if current road conditions have tunnel, or current driving states is upward slope, descending or turning, is identified as current road conditions
Information meets pre-conditioned.
Terminal the most according to claim 6, it is characterised in that if current road conditions have tunnel, described assisting navigation unit has
Body is used for opening inertial navigation pattern, determines driving trace according to the acceleration that described sensing data comprises, according to described row
Sail track assisting navigation.
Terminal the most according to claim 6, it is characterised in that if current driving states is upward slope, descending or turning, institute
State assisting navigation unit specifically for open inertial navigation pattern, determine current driving direction and water according to described sensing data
Square to angle, according to described angle-determining driving trace, and according to described driving trace assisting navigation.
10. according to the terminal described in any one of claim 6 to 9, it is characterised in that described terminal also includes:
Image display unit, if for determining acceleration corresponding to the first moment or speed and second according to described sensing data
Acceleration or the difference of speed that moment is corresponding are more than or equal to predetermined threshold value, obtain according to the second moment and preserve Preset Time
Travelling image corresponding in section.
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| CN201610682682.8A CN106123906A (en) | 2016-08-17 | 2016-08-17 | A kind of auxiliary navigation method and terminal |
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|---|---|---|---|
| CN201610682682.8A CN106123906A (en) | 2016-08-17 | 2016-08-17 | A kind of auxiliary navigation method and terminal |
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| CN201610682682.8A Pending CN106123906A (en) | 2016-08-17 | 2016-08-17 | A kind of auxiliary navigation method and terminal |
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