CN106767857A - Vehicle mounted guidance driftage path recalculation method and device - Google Patents
Vehicle mounted guidance driftage path recalculation method and device Download PDFInfo
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- CN106767857A CN106767857A CN201510815902.5A CN201510815902A CN106767857A CN 106767857 A CN106767857 A CN 106767857A CN 201510815902 A CN201510815902 A CN 201510815902A CN 106767857 A CN106767857 A CN 106767857A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/3415—Dynamic re-routing, e.g. recalculating the route when the user deviates from calculated route or after detecting real-time traffic data or accidents
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Abstract
A kind of vehicle mounted guidance driftage path recalculation method and device, the vehicle mounted guidance driftage path recalculation method include：Detect current location and the driftage time of vehicle；When the current location is more than the second given threshold with the beeline of original path more than the first given threshold or the driftage time, to cloud server transmitting path transmitting request；Original path information and user profile are sent to navigation engine by the cloud server；At least two driftage paths are recalculated according to the original path information and the user profile；Export and show the driftage path.The vehicle mounted guidance driftage path recalculation method and device use navigation engine and cloud server synchronized navigation, the original path information and user profile of cloud server are called in vehicle yaw, calculate the personalized driftage path for meeting user's request, the diversity in vehicle mounted guidance driftage path is improve, user's navigation experience is improve.
Description
Technical field
The present invention relates to automobile navigation field, more particularly to a kind of vehicle mounted guidance driftage path recalculation method and
Device.
Background technology
In recent years, vehicle navigation apparatus are quickly grown, and guider is configured on increasing vehicle.Car
It is to coordinate electronic map using global pick device (Global Positioning System, GPS) to carry navigation
Come what is carried out, vehicle mounted guidance can conveniently and accurately tell that driver goes to the most short of destination or most
Fast path, improves Consumer's Experience.
Existing on-vehicle navigation apparatus, possesses route planning function.When vehicle is not according to on-vehicle navigation apparatus
The original path traveling planned, or when going to the wrong way crossing, i.e., vehicle deviates the original of on-vehicle navigation apparatus
During beginning path, on-vehicle navigation apparatus can be that vehicle plans new arrival again according to the current position of vehicle
The route of destination.On-vehicle navigation apparatus can be recalculated when planning again based on specific rule
At least one brand-new route, such as fastest to the route up to destination, the minimal path for arriving at,
Most economical route for arriving at etc..
But, the on-vehicle navigation apparatus of prior art is in programme path again, and that calculates is brand-new
Original path of the route with client before driftage is entirely different, and puzzlement is caused to user；Especially in user couple
When original path is familiar, user's navigation experience is reduced.
The content of the invention
Present invention solves the technical problem that being the diversity for how improving vehicle mounted guidance driftage path, improve and use
Family navigation experience.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of vehicle mounted guidance driftage path side of reruning
Method, the vehicle mounted guidance driftage path recalculation method includes：
Detect current location and the driftage time of vehicle；
The current location is more than the first given threshold or the driftage time with the beeline of original path
During more than the second given threshold, to cloud server transmitting path transmitting request；
Original path information and user profile are sent to navigation engine by the cloud server；
At least two driftage paths are recalculated according to the original path information and the user profile；
Export and show the driftage path.
Optionally, the current location is more than the first given threshold or driftage with the beeline of original path
When time is more than the second given threshold, driftage prompt message is sent；The prompt message is voice or text
Word.
Optionally, the user profile includes history section and history environment information；Wherein, the history
Environmental information includes the traffic and landscape information in the history section.
Optionally, at least one driftage path includes the history section or the history environment information.
Optionally, the navigation data synchronous transfer of the navigation engine is to the cloud server.
Optionally, the routing information of the navigation data including the vehicle, travel speed, headstock direction,
Position coordinates and cartographic information.
Optionally, the driftage path includes the current location to the original path most short first via of distance
Footpath, at least one the second paths of the current location to destination.
Optionally, the driftage path is shown by electronic map or is reported by voice.
In order to solve the above technical problems, the embodiment of the invention also discloses a kind of vehicle mounted guidance driftage path weight
Calculate device, vehicle mounted guidance driftage path device of reruning includes：
Navigation host, current location and driftage time for detecting vehicle；
Cloud server；
Navigation engine, the beeline for the current location and original path is more than the first given threshold
Or the driftage time be more than the second given threshold when, to the cloud server transmitting path transmitting request；
Transmission channel, for the original path information and user profile of the cloud server to be sent into institute
State navigation engine；
Module is calculated, the navigation engine is coupled, according to the original path information and the user profile
Recalculate at least two driftage paths；
Output module, for exporting the driftage path.
Optionally, the beeline in the current location and original path is more than the first given threshold or institute
When stating the driftage time more than the second given threshold, the navigation host sends prompt message；The prompting letter
Cease is voice or word.
Optionally, the navigation data synchronous transfer of the navigation engine is to the cloud server；It is described to lead
Boat data include routing information, travel speed, headstock direction, position coordinates and the map letter of the vehicle
Breath.
Compared with prior art, the technical scheme of the embodiment of the present invention has the advantages that：
The embodiment of the present invention by detecting current location and the driftage time of vehicle, current location with it is original
When the beeline in path is more than the second given threshold more than the first given threshold or the driftage time, root
The original path information and the user profile transmitted according to cloud server recalculate at least two
Driftage path；Using navigation engine and cloud server synchronized navigation, high in the clouds is called to take in vehicle yaw
The original path information and user profile of business device, calculate the personalized driftage path for meeting user's request,
The diversity in vehicle mounted guidance driftage path is improve, user's navigation experience is improve.
Brief description of the drawings
Fig. 1 is a kind of vehicle mounted guidance driftage path recalculation method flow chart of the embodiment of the present invention；
Fig. 2 is embodiment of the present invention another kind vehicle mounted guidance driftage path recalculation method flow chart；
Fig. 3 is a kind of cloud server workflow diagram of the embodiment of the present invention；
Fig. 4 is that a kind of vehicle mounted guidance of embodiment of the present invention driftage path is reruned apparatus structure schematic diagram；
Fig. 5 is a kind of driftage path schematic diagram of the embodiment of the present invention.
Specific embodiment
As described in the background art, the on-vehicle navigation apparatus of prior art plans calculate brand-new again
Original path of the route with client before driftage it is entirely different, puzzlement is caused to user；Especially in user
When familiar to original path, user's navigation experience is reduced.
The embodiment of the present invention by detecting current location and the driftage time of vehicle, current location with it is original
When the beeline in path is more than the second given threshold more than the first given threshold or the driftage time, root
The original path information and the user profile transmitted according to cloud server recalculate at least two
Driftage path；Using navigation engine and cloud server synchronized navigation, high in the clouds is called to take in vehicle yaw
The original path information and user profile of business device, calculate the personalized driftage path for meeting user's request,
The diversity in vehicle mounted guidance driftage path is improve, user's navigation experience is improve.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings
Specific embodiment of the invention is described in detail.
The embodiment of the invention discloses a kind of vehicle mounted guidance driftage path recalculation method, Fig. 1 is of the invention real
Apply a kind of vehicle mounted guidance driftage path recalculation method flow chart of example.
Fig. 1 is refer to, the vehicle mounted guidance driftage path recalculation method includes that step S101 detects car
Current location and driftage the time.
In the present embodiment, vehicle user settings starting point and destination, vehicle mounted guidance are based on specific rule
At least one route arrived at from starting point is calculated, such as fastest to the route up to destination, is arrived
Minimal path, the most economical route for arriving at up to destination etc., after user is selected, navigation
Engine starts navigation.The route of user's selection is used as original path.The vehicle is planned according to vehicle mounted guidance
The original path from origin to destination travelled, vehicle mounted guidance navigate vehicle during,
The navigation engine of vehicle mounted guidance continues navigation data synchronous transfer to the cloud server.Wherein, institute
State routing information of the navigation data including the vehicle, travel speed, headstock direction, position coordinates and ground
Figure version information.
In the present embodiment, in navigation procedure, navigation host can real-time detection vehicle current location and partially
ETS estimated time of sailing, and contrasted with the original path information of storage in the cloud server.Wherein, vehicle work as
Anteposition is set to the location coordinate information being currently located of vehicle, including Current vehicle position longitude and
Latitude.When the driftage time is with the time point of vehicle deviation original path as Fixed Initial Point, the row of vehicle
Sail the time.
Step S102, the current location is more than the first given threshold or institute with the beeline of original path
When stating the driftage time more than the second given threshold, to cloud server transmitting path transmitting request.
In the present embodiment, when vehicle is gone off course because of some reasons, including the gps data of vehicle is lost
Or user does not travel according to the original path of navigation, vehicle deviates original path.When navigation host is detected
When the current location of vehicle is more than the first given threshold with the beeline of original path, vehicle yaw is determined,
The navigation host sends prompt message, points out user, and the prompt message is voice or word, together
When, navigation engine is to cloud server transmitting path transmitting request；When navigation host detects the inclined of vehicle
When ETS estimated time of sailing is more than the second given threshold, vehicle yaw is determined, the navigation host sends prompt message,
The prompt message be voice or word, meanwhile, navigation engine to cloud server transmitting path transmit
Request.
It is understood that the first given threshold and the second given threshold can be answered according to user and reality
The adjustment of adaptability is made of environment.After navigation host sends prompt message, vehicle user can make a choice,
Continuation driftage route returns to original path, and original path is returned to or without the feelings for operating in user's selection
Under condition, navigation engine is to cloud server transmitting path transmitting request.
Original path information and user profile are sent to navigation engine by step S103, the cloud server.
In the present embodiment, cloud server receives the path transmitting request that navigation engine sends, and will storage
Original path information and user profile beyond the clouds is sent to navigation engine.
In specific implementation, the starting point of original path information including original path, destination, section name,
Approach point and navigation map version number.User profile includes history section and history environment information；It is described
History section is that before this navigation in all of guidance path from starting point to destination, vehicle is used
Family voluntarily selects frequency running section high.The history environment information includes the traffic in the history section
Situation and landscape information.Cloud server store history section while, also by vehicle user in history
The traffic of preference and landscape information are stored during sections of road, and such as history section is specific
Shop, distinctive natural landscape etc..So as in vehicle mounted guidance path planning, by the traffic of user preference
Situation and landscape information are taken into account.
Step S104, at least two are recalculated partially according to the original path information and the user profile
Bit path.
In the present embodiment, navigation engine receives the original path information and user's letter of cloud server transmission
Breath, and at least two driftage paths are recalculated according to the original path information and the user profile.
The driftage path include the current location to original path distance most short first path, it is described currently
At least one the second paths of the position to destination.
In specific implementation, navigation engine detects the current location and original road of vehicle according to navigation host
The transit point in footpath, calculates current location to the original path most short first path of distance；Led according to navigation
Machine examination measures the destination of current location, user profile and the original path of vehicle, calculates present bit
Put at least one the second paths to destination.When second path is calculated, navigation engine can consider
The history section of vehicle user and the traffic of preference and landscape letter during history sections of road
Breath so that second path includes at least one described user profile.
Step S105, exports and shows the driftage path.
In the present embodiment, after navigation engine calculates at least two driftage paths, navigation driftage path is reruned
The driftage path is exported and shown by method.
In the present embodiment, the driftage path is shown by electronic map or is reported by voice.
In specific implementation, when go off course path shown by electronic map when, original path, first path and
Second path is indicated on navigation map using the lines of different colours.When driftage path is carried out by voice
During report, by the original path, the starting point of first path and the second path, destination, section name,
Approach point is reported, and is selected for vehicle user.
In the embodiment of the present invention, navigation driftage path recalculation method, will after the driftage path is calculated
Output display is selected for user together for original path and driftage path, is overcome and only show in the prior art partially
The defect of bit path.
It is understood that after user selects, vehicle mounted guidance and cloud server start new path
Navigation.If user does not select, vehicle mounted guidance will return to original path by first path, and according to
Original path is navigated.
The embodiment of the present invention is passed by detecting current location and the driftage time of vehicle according to cloud server
The original path information sent and the user profile recalculate at least two driftage paths；Using
Navigation engine and cloud server synchronized navigation, the original path of cloud server is called in vehicle yaw
Information and user profile, calculate the personalized driftage path for meeting user's request, improve vehicle mounted guidance
The diversity in driftage path, improves user's navigation experience.
Fig. 2 is embodiment of the present invention another kind vehicle mounted guidance driftage path recalculation method flow chart.
Fig. 2 is refer to, the vehicle mounted guidance driftage path recalculation method includes：Step S201, detects car
Current location and driftage the time.
Whether step S202, judge current location with the beeline of original path more than the first given threshold
Or whether the driftage time is more than the second given threshold, if it is, into step S203, otherwise, after
It is continuous to perform step S201.
Step S203, sends driftage prompt message.
Step S204, to cloud server transmitting path transmitting request.
Step S205, receives the original path information and user profile of cloud server.
Step S206, at least two driftage paths are recalculated according to original path information and user profile.
Step S207, exports and shows the driftage path.
Specific embodiment refers to previous embodiment, and here is omitted.
Fig. 3 is a kind of cloud server workflow diagram of the embodiment of the present invention.
Fig. 3 is refer to, in the lump reference picture 1, cloud server workflow includes：Step S301, receives
Navigation data.
In the present embodiment, during the vehicle that navigates, the navigation engine of vehicle mounted guidance continues vehicle mounted guidance
Navigation data synchronous transfer to the cloud server, cloud server are carried out the navigation data standby
Part storage.Wherein, the navigation data includes routing information, travel speed, the headstock side of the vehicle
To, position coordinates and cartographic information.The starting point of routing information including path, destination, section name,
Approach point and navigation map version number.
In specific implementation, cloud server carries out big data analysis according to these navigation datas, is led described
Boat data are combined with specific user, form user profile, and different user profile is carried out into data and beat
Bag, storage is beyond the clouds.User profile includes history section and history environment information；The history environment letter
Breath includes the traffic and landscape information in the history section.Cloud server is in storage history section
Meanwhile, also by vehicle user, the traffic of preference and landscape information are carried out during history sections of road
Storage, such as specific shop in history section, distinctive natural landscape.To be planned in vehicle mounted guidance
During path, the traffic of user preference and landscape information are taken into account.
Step S302, high in the clouds synchronized navigation.
In the present embodiment, cloud server is led after the navigation data and user profile is stored with vehicle-mounted
Boat carries out path navigation for vehicle together, is formed and is navigated with the cloud virtual of vehicle mounted guidance host synchronization.
Before vehicle is gone off course, the path of cloud server is consistent with the path of vehicle mounted guidance.
Step S303, determines whether path transmitting request, if it is, into step S304, otherwise
Continue executing with step S302.
Step S304, RX path transmitting request.
In the present embodiment, it is determined that after vehicle yaw, navigation engine is transmitted to cloud server transmitting path
Request, cloud server RX path transmitting request.
Step S305, navigation engine is sent to by original path information and user profile.
In the present embodiment, cloud server is according to path transmitting request by corresponding original path information and use
Family information transmission to navigation engine, so that navigation engine is believed according to the original path information and the user
Breath recalculates at least two driftage paths.
Fig. 4 is that a kind of vehicle mounted guidance of embodiment of the present invention driftage path is reruned apparatus structure schematic diagram.
Fig. 4 is refer to, in the lump reference picture 1, vehicle mounted guidance driftage path device of reruning includes：Cloud service
Device 404.Navigation host 401, current location and driftage time for detecting vehicle.
In the present embodiment, during automobile navigation, navigation host 401 understands the current of real-time detection vehicle
Position and driftage time, and contrasted with the original path information of storage in the cloud server 404.
Navigation engine 402, the beeline for the current location and original path sets threshold more than first
When value or the driftage time are more than the second given threshold, passed to the transmitting path of the cloud server 404
Send request.
Transmission channel 403, for the original path information and user profile of the cloud server 404 to be passed
Deliver to the navigation engine 402.
In the present embodiment, during automobile navigation, navigation engine 402 can also be logical by transmission in real time
Road 403 uploads the navigation data, the navigation data of navigation engine 402 and institute to cloud server 404
State cloud server synchronization；The navigation data includes routing information, travel speed, the car of the vehicle
Head direction, position coordinates and cartographic information.
In specific implementation, transmission channel 403 can be vehicle-mounted computer system (Telematics BOX,
T-BOX), transmission channel 403 is mainly used in the communication of navigation engine 402 and cloud server 404, real
The transmission of existing navigation data between navigation engine 402 and cloud server 404.When navigation engine 402 to
After the transmitting path transmitting request of the cloud server 404, request instruction is transmitted to transmission channel 403, cloud
Be sent to for original path information and user profile described by end server 404 after request instruction is got
Navigation engine 402.
Module 405 is calculated, the navigation engine 402 is coupled, according to the original path information and the use
Family information recalculates at least two driftage paths.The driftage path includes the current location to original
The most short first path of path distance, at least one the second paths of the current location to destination.
Output module 406, for exporting the driftage path.
In the present embodiment, output module 406 will calculate at least two driftage paths that module 405 is calculated
Shown by the electronic map of vehicle mounted guidance, it is also possible to the driftage routing information is reported by voice is supplied
Vehicle user is selected.
In specific implementation, output module 406 passes through man-machine interface (Human Machine Interface, HMI)
Application layer is indicated original path with least two driftage paths on map using the lines of different colours.
Wherein, HMI be vehicle mounted guidance driftage path rerun interacted between device and user and information exchange
Medium, HMI realizes that the internal form of information and user can receive the conversion between form.HMI can be with
Driftage path is passed through into electronic map visualization, it is also possible to which the selection of user is converted into vehicle mounted guidance driftage
Path is reruned the executable order of device.
Behind the output driftage of output module 406 path, driftage path such as Fig. 5 is shown on electronic map of automobile navigation
Shown, Fig. 5 is a kind of driftage path schematic diagram of the embodiment of the present invention.
In the present embodiment, point A represents that user sets the starting point of original path, and point B represents that user sets
Destination, when point C represents that navigation host 401 detects vehicle yaw, the current location residing for vehicle；
Numbering 1 is original path, and numbering 2 is apart from most short first path, numbering 3 apart from original path 1
It is second path from current location C to destination B, numbering 4 is represented from current location C to mesh
Ground B another the second path.Wherein, the second path 3 is from current location C to destination B
Shortest path.
In specific implementation, the position of the point A, point B and point C is included in the warp on electronic map of automobile navigation
Degree and latitude information.
It is understood that in actual applied environment, the driftage path is aobvious based on electronic map
Show.The quantity in second path can also be one, three, four etc., the embodiment of the present invention pair
This is not limited.
Specific embodiment refers to foregoing corresponding embodiment, and here is omitted.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art,
Without departing from the spirit and scope of the present invention, can make various changes or modifications, therefore guarantor of the invention
Shield scope should be defined by claim limited range.
Claims (11)
1. a kind of vehicle mounted guidance driftage path recalculation method, it is characterised in that including：
Detect current location and the driftage time of vehicle；
The current location is big more than the first given threshold or the driftage time with the beeline of original path
When the second given threshold, to cloud server transmitting path transmitting request；
Original path information and user profile are sent to navigation engine by the cloud server；
At least two driftage paths are recalculated according to the original path information and the user profile；
Export and show the driftage path.
2. vehicle mounted guidance according to claim 1 driftage path recalculation method, it is characterised in that described to work as
Front position sets more than the first given threshold or driftage time with the beeline of original path more than second
During threshold value, driftage prompt message is sent；The prompt message is voice or word.
3. vehicle mounted guidance according to claim 1 driftage path recalculation method, it is characterised in that the use
Family information includes history section and history environment information；Wherein, the history environment information includes described
The traffic and landscape information in history section.
4. vehicle mounted guidance according to claim 3 driftage path recalculation method, it is characterised in that it is described extremely
Few driftage path includes the history section or the history environment information.
5. vehicle mounted guidance according to claim 1 driftage path recalculation method, it is characterised in that described to lead
Navigate engine navigation data synchronous transfer to the cloud server.
6. vehicle mounted guidance according to claim 5 driftage path recalculation method, it is characterised in that described to lead
Boat data include routing information, travel speed, headstock direction, position coordinates and the map of the vehicle
Information.
7. vehicle mounted guidance according to claim 1 driftage path recalculation method, it is characterised in that it is described partially
Bit path includes the current location to the most short first path of original path distance, the current location
To at least one the second paths of destination.
8. vehicle mounted guidance according to claim 1 driftage path recalculation method, it is characterised in that it is described partially
Bit path is shown by electronic map or is reported by voice.
9. a kind of vehicle mounted guidance driftage path is reruned device, it is characterised in that including：
Navigation host, current location and driftage time for detecting vehicle；
Cloud server；
Navigation engine, for the current location and original path beeline more than the first given threshold or
When the driftage time is more than the second given threshold, to the cloud server transmitting path transmitting request；
Transmission channel, it is described for the original path information and user profile of the cloud server to be sent to
Navigation engine；
Module is calculated, the navigation engine is coupled, according to the original path information and the user profile weight
It is new to calculate at least two driftage paths；
Output module, for exporting the driftage path.
10. vehicle mounted guidance according to claim 9 driftage path is reruned device, it is characterised in that described
The beeline of current location and original path is more than the first given threshold or the driftage time more than the
During two given thresholds, the navigation host sends prompt message；The prompt message is voice or text
Word.
Rerun device in 11. vehicle mounted guidances according to claim 9 driftage paths, it is characterised in that described to lead
Navigate engine navigation data synchronous transfer to the cloud server；The navigation data includes the car
Routing information, travel speed, headstock direction, position coordinates and cartographic information.
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| CN107389083A (en) * | 2017-07-20 | 2017-11-24 | 奇瑞汽车股份有限公司 | A kind of method and apparatus for carrying out navigation processing |
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| CN111272184A (en) * | 2018-12-04 | 2020-06-12 | 沈阳美行科技有限公司 | Online and offline hybrid route calculation method and device, terminal equipment and storage medium |
| CN111272185A (en) * | 2018-12-04 | 2020-06-12 | 沈阳美行科技有限公司 | Online and offline hybrid navigation method and device and related equipment |
| CN111323035A (en) * | 2019-12-18 | 2020-06-23 | 北京嘀嘀无限科技发展有限公司 | Detection method and detection device for driving yaw and readable storage medium |
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| CN111721309A (en) * | 2019-03-19 | 2020-09-29 | 上海汽车集团股份有限公司 | Path planning method and device |
| CN111829525A (en) * | 2020-07-22 | 2020-10-27 | 深圳市微能信息科技有限公司 | UWB (ultra wide band) indoor and outdoor integrated intelligent navigation positioning method and system |
| CN112284405A (en) * | 2020-10-09 | 2021-01-29 | 腾讯科技（深圳）有限公司 | Method, apparatus, computing device and computer readable medium for navigation |
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| CN112284405B (en) * | 2020-10-09 | 2022-06-07 | 腾讯科技（深圳）有限公司 | Method, apparatus, computing device and computer readable medium for navigation |
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