CN107356259A - The navigation method and system, car-mounted terminal of a kind of changeable electronic map - Google Patents
The navigation method and system, car-mounted terminal of a kind of changeable electronic map Download PDFInfo
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- CN107356259A CN107356259A CN201710791780.XA CN201710791780A CN107356259A CN 107356259 A CN107356259 A CN 107356259A CN 201710791780 A CN201710791780 A CN 201710791780A CN 107356259 A CN107356259 A CN 107356259A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005611 electricity Effects 0.000 claims 1
- 238000013507 mapping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 1
Classifications
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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
Abstract
The present invention provides a kind of navigation method and system, car-mounted terminal of changeable electronic map, comprises the following steps：Obtain the starting point and terminal of guidance path；Judge selected electronic map as local electronic map or remote electronic map；If selected electronic map is local electronic map, guidance path is generated on the local electronic map based on the starting point and the terminal；If selected electronic map is remote electronic map, selected remote electronic map is obtained from far-end server, and guidance path is generated on the remote electronic map based on the starting point and the terminal.The navigation method and system, car-mounted terminal of the changeable electronic map of the present invention can carry out vehicle mounted guidance according to the navigation needs according to user and the electronic map corresponding to custom selection that navigates, and improve Consumer's Experience.
Description
Technical field
The present invention relates to the technical field of vehicle mounted guidance, more particularly to a kind of vehicle mounted guidance side of changeable electronic map
Method and system, car-mounted terminal.
Background technology
Electronic map (Electronic map), i.e. numerical map, be to utilize computer technology, in a digital manner storage and
The map of access.The method that electronic map stores information, general to use vector mode image storage, map scale is enlarging or reducing
Or rotation is without influenceing display effect.
In the prior art, a variety of different electronic maps have been developed, such as Baidu map, sogou map, Google Maps
Etc..For different electronic maps, its used map datum is incomplete same, and respective emphasis is not yet
Together.
However, in existing vehicle mounted guidance, a kind of electronic map only generally is included, the various navigation need of user can not be met
Ask.In addition, for different users, its usual electronic map is also not quite similar, and can not meet the individual demand of user.
The content of the invention
In view of the above the shortcomings that prior art, it is an object of the invention to provide a kind of car of changeable electronic map
Navigation methods and systems, car-mounted terminal are carried, can be according to the navigation needs according to user and the electronics corresponding to custom selection that navigates
Map carries out vehicle mounted guidance, improves Consumer's Experience.
In order to achieve the above objects and other related objects, the present invention provides a kind of vehicle mounted guidance side of changeable electronic map
Method, comprise the following steps：Obtain the starting point and terminal of guidance path；Judge selected electronic map as local electronic map
Or remote electronic map；If selected electronic map is local electronic map, based on the starting point and the terminal
Guidance path is generated on the local electronic map；If selected electronic map is remote electronic map, taken from distal end
The remote electronic map being engaged in selected by device acquisition, and the life on the remote electronic map based on the starting point and the terminal
Into guidance path.
In one embodiment of the invention, the local electronic map is sogou map, Baidu map, high moral map, here
One kind in map, four-dimensional map.
In one embodiment of the invention, the remote electronic map is sogou map, Baidu map, high moral map, here
One or more combinations in map, four-dimensional map, and the remote electronic map is different from the local electronic map.
In one embodiment of the invention, when obtaining selected remote electronic map from the far-end server, only obtain
The map datum related to the starting point and the terminal.
In one embodiment of the invention, in addition to：It is local electronic map to set a certain electronic map, and from the distal end
The map datum of set local electronic map is obtained on server, is stored in local.
Meanwhile the present invention also provides a kind of onboard navigation system of changeable electronic map, including acquisition module, judge mould
Block and path-generating module；
The acquisition module is used for the starting point and terminal for obtaining guidance path；
The judge module is used to judge selected electronic map as local electronic map or remote electronic map；
The path-generating module is used for when selected electronic map is local electronic map, based on the starting point
With the terminal guidance path is generated on the local electronic map；It is remote electronic map in selected electronic map
When, selected remote electronic map is obtained from far-end server, and based on the starting point and the terminal in the distal end
Guidance path is generated on electronic map.
In one embodiment of the invention, the local electronic map is sogou map, Baidu map, high moral map, here
One kind in map, four-dimensional map.
In one embodiment of the invention, the remote electronic map is sogou map, Baidu map, high moral map, here
One or more combinations in map, four-dimensional map, and the remote electronic map is different from the local electronic map.
In one embodiment of the invention, in addition to setup module, it is local electronic map for setting a certain electronic map,
And the map datum of set local electronic map is obtained from the far-end server, it is stored in local.
In addition, the present invention also provides a kind of car-mounted terminal, including any of the above-described described changeable electronic map is vehicle-mounted
Navigation system.
As described above, the navigation method and system, car-mounted terminal of the changeable electronic map of the present invention, have following
Beneficial effect：
(1) vehicle mounted guidance can be carried out according to the electronic map according to corresponding to the selection of the navigation needs of user；
(2) vehicle mounted guidance can be carried out according to the electronic map according to corresponding to the navigation of user custom selection；
(3) simple to operate, flexibility is strong, improves Consumer's Experience.
Brief description of the drawings
Fig. 1 is shown as flow chart of the navigation method of the changeable electronic map of the present invention in an embodiment；
Fig. 2 is shown as structural representation of the onboard navigation system of the changeable electronic map of the present invention in an embodiment
Figure；
Fig. 3 is shown as structural representation of the car-mounted terminal of the present invention in an embodiment.
Component label instructions
The onboard navigation system of 1 changeable electronic map
11 acquisition modules
12 judge modules
13 path-generating modules
Embodiment
Illustrate embodiments of the present invention below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through specific realities different in addition
The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.
It should be noted that the diagram provided in the present embodiment only illustrates the basic conception of the present invention in a schematic way,
Then the component relevant with the present invention is only shown in schema rather than is painted according to component count, shape and the size during actual implement
System, kenel, quantity and the ratio of each component can be a kind of random change during its actual implementation, and its assembly layout kenel also may be used
Can be increasingly complex.
The navigation method and system, car-mounted terminal of the changeable electronic map of the present invention can be according to according to user'ss
Flexibly electronic map carries out vehicle mounted guidance corresponding to selection for navigation needs and navigation custom, so as to meet the different need of different user
Ask, greatly improve Consumer's Experience.
As shown in figure 1, in an embodiment, the navigation method of changeable electronic map of the invention includes following step
Suddenly：
Step S1, the starting point and terminal of guidance path are obtained.
Specifically, user inputs the starting point and terminal of guidance path by input units such as keyboard, touch-screens.Vehicle-mounted end
The content that end inputs according to user, obtain the starting point and terminal of guidance path.
Preferably, user can also pass through the starting point and terminal of phonetic entry guidance path.
Step S2, judge selected electronic map as local electronic map or remote electronic map.
Specifically, user selects required electronic map by input units such as button, touch-screens.Car-mounted terminal according to
The content of family input judges selected electronic map as local electronic map or remote electronic map.
In one embodiment of the invention, local electronic map be sogou map, Baidu map, high moral map, here maps,
One kind in four-dimensional map.That is, local electronic map only includes a kind of electronic map, it can be existing electronic map
In any one.The map datum of local electronic map is being locally stored.If setting a variety of electronic maps, need
The map datum of multiple electronic maps is stored on car-mounted terminal simultaneously, causes data redundancy, adds system burden.
In one embodiment of the invention, remote electronic map be sogou map, Baidu map, high moral map, here maps,
One or more combinations in four-dimensional map, and the remote electronic map is different from the local electronic map.That is,
Remote electronic map can have one or more, so as to select space to provide relatively broad electronic map, be easy to difference
User according to different demands, different customs selection corresponding to electronic map.It should be noted that remote electronic map
Map datum is stored on far-end server.When required, then corresponding map datum is downloaded from far-end server, with reality
Existing path navigation.Such storage mode can reduce system redundancy, mitigate system burden.
It following is a brief introduction of above-mentioned a variety of electronic maps.
Sogou map is the domestic earliest map web site serviced towards the public, nearly 400 cities in the data cover whole nation
3000 districts, tens million of poi information points, there is provided national driving route navigation, and the Public Transport Transfer clothes in 130 cities
Business.In addition to the basic function of the maps such as search, public transport, self-driving navigation, also multi-functional shop, road book, satellite mapping, mobile phone
Other distinctive applications such as map, the needs that people grasp trip life whenever and wherever possible are met in all directions.
Baidu map is the network map search service that Baidu provides, and covers domestic nearly 400 cities, thousands of
District, street, market, the geographical position of building can be inquired about, nearest all restaurants, school, bank, park can also be found
Etc..In addition to common electronic map function, also there is the function of checking three-dimensional map.
High moral map includes self-driving, public transport, three kinds of route planning modes of walking, including intelligent sound and navigates, be newest most complete
Traffic information and hide congestion ahead section function in real time, can download offline map, cover food and drink, lodging, it is preferential, drill
The multiple functions such as go out, purchase by group.
Here maps are the Map Services released by Nokia, using the teaching of the invention it is possible to provide free turn-by-turn Voice Navigations, public affairs
Transport information altogether, and abundant Traffic Information etc..
Four-dimensional map is a kind of navigation map of Beijing navigation map manufacturer NavInfo development, and its basic data is by state
Bureau of Surveying and Mapping of family obtains, and route is complete, and substantially some small highways of rural have collection.
If step S3, selected electronic map is local electronic map, existed based on the starting point and the terminal
Guidance path is generated on the local electronic map.
Specifically, when selected electronic map is local electronic map, corresponding map datum is stored in local
, therefore the starting point and the terminal can be directly based upon and generate guidance path on the local electronic map.Based on starting
The path navigation of point and terminal is the ripe prior art in this area, therefore be will not be repeated here.
If step S4, selected electronic map is remote electronic map, obtained from far-end server selected remote
Electronic map is held, and guidance path is generated on the remote electronic map based on the starting point and the terminal.
Specifically, when selected electronic map is remote electronic map, because corresponding map datum is stored in
On far-end server, therefore need to obtain the map datum of selected remote electronic map, then base from far-end server first
In the starting point and the terminal guidance path is generated on the remote electronic map.Path based on starting point and terminal
Navigate as the ripe prior art in this area, therefore will not be repeated here.
In one embodiment of the invention, when obtaining selected remote electronic map from the far-end server, only obtain
The map datum related to the starting point and the terminal.Preferably, related map datum refers to include the starting point
With a range of map datum of the terminal.For example, when starting point is Xujiahui Metro mansion, terminal is West Nanjing Road
During Zhong Yi mansions, acquired map datum is the map datum of Shanghai Xuhui District and Jing'an District, or is the map in Shanghai City
Data, whole map datums without obtaining remote electronic map, so that data acquisition process can be accelerated, it can also mitigate and be
System burden, avoids the acquisition of useless map datum.
Preferably, user can carry out information point (Point of Interest, POI) search by voice and screen.Often
Individual POI includes the information such as four aspect information, title, classification, latitude, longitude, neighbouring retail shop of restaurant of hotel.
When user have selected local electronic map, the POI is shown on local electronic map；When user have selected distal end
During electronic map, corresponding navigation sdk and web api can be used to obtain corresponding Query Result, and the Query Result is passed through
Coordinate Conversion (wgs84, bd09, gcj02) is shown on remote electronic map.
When different electronic maps carries out path navigation, it can be obtained each based on different navigation sdk and web api interfaces
Route planning information and path node information, wherein route planning information be used for route information preview and motor-driven prompting, path
Nodal information is used for map road matching and course line is drawn.
In one embodiment of the invention, the navigation method of changeable electronic map of the invention also includes：Certain is set
One electronic map is local electronic map, and the map number of set local electronic map is obtained from the far-end server
According to being stored in local.After local electronic map is provided with, the electronic map is what is given tacit consent to when car-mounted terminal starts every time
Local electronic map, until resetting local electronic map.Preferably, after local electronic map is reset, original is emptied
Local electronic map is stored in local map datum, so as to save overhead.
As shown in Fig. 2 in an embodiment, the onboard navigation system 1 of changeable electronic map of the invention includes obtaining
Module 11, judge module 12 and path-generating module 13.
Acquisition module 11 is used for the starting point and terminal for obtaining guidance path.
Specifically, user inputs the starting point and terminal of guidance path by input units such as keyboard, touch-screens.Vehicle-mounted end
The content that end inputs according to user, obtain the starting point and terminal of guidance path.
Preferably, user can also pass through the starting point and terminal of phonetic entry guidance path.
Judge module 12 is used to judge selected electronic map as local electronic map or remote electronic map.
Specifically, user selects required electronic map by input units such as button, touch-screens.Car-mounted terminal according to
The content of family input judges selected electronic map as local electronic map or remote electronic map.
In one embodiment of the invention, local electronic map be sogou map, Baidu map, high moral map, here maps,
One kind in four-dimensional map.That is, local electronic map only includes a kind of electronic map, it can be existing electronic map
In any one.The map datum of local electronic map is being locally stored.If setting a variety of electronic maps, need
The map datum of multiple electronic maps is stored on car-mounted terminal simultaneously, causes data redundancy, adds system burden.
In one embodiment of the invention, remote electronic map be sogou map, Baidu map, high moral map, here maps,
One or more combinations in four-dimensional map, and the remote electronic map is different from the local electronic map.That is,
Remote electronic map can have one or more, so as to select space to provide relatively broad electronic map, be easy to difference
User according to different demands, different customs selection corresponding to electronic map.It should be noted that remote electronic map
Map datum is stored on far-end server.When required, then corresponding map datum is downloaded from far-end server, with reality
Existing path navigation.Such storage mode can reduce system redundancy, mitigate system burden.
It following is a brief introduction of above-mentioned a variety of electronic maps.
Sogou map is the domestic earliest map web site serviced towards the public, nearly 400 cities in the data cover whole nation
3000 districts, tens million of poi information points, there is provided national driving route navigation, and the Public Transport Transfer clothes in 130 cities
Business.In addition to the basic function of the maps such as search, public transport, self-driving navigation, also multi-functional shop, road book, satellite mapping, mobile phone
Other distinctive applications such as map, the needs that people grasp trip life whenever and wherever possible are met in all directions.
Baidu map is the network map search service that Baidu provides, and covers domestic nearly 400 cities, thousands of
District, street, market, the geographical position of building can be inquired about, nearest all restaurants, school, bank, park can also be found
Etc..In addition to common electronic map function, also there is the function of checking three-dimensional map.
High moral map includes self-driving, public transport, three kinds of route planning modes of walking, including intelligent sound and navigates, be newest most complete
Traffic information and hide congestion ahead section function in real time, can download offline map, cover food and drink, lodging, it is preferential, drill
The multiple functions such as go out, purchase by group.
Here maps are the Map Services released by Nokia, using the teaching of the invention it is possible to provide free turn-by-turn Voice Navigations, public affairs
Transport information altogether, and abundant Traffic Information etc..
Four-dimensional map is a kind of navigation map of Beijing navigation map manufacturer NavInfo development, and its basic data is by state
Bureau of Surveying and Mapping of family obtains, and route is complete, and substantially some small highways of rural have collection.
Path-generating module 13 is connected with acquisition module 11 and judge module 12, for being this in selected electronic map
During ground electronic map, guidance path is generated on the local electronic map based on the starting point and the terminal；When selected
When the electronic map selected is remote electronic map, selected remote electronic map is obtained from far-end server, and based on described
Starting point and the terminal generate guidance path on the remote electronic map.
When selected electronic map is local electronic map, corresponding map datum be stored in it is local, therefore can
It is directly based upon the starting point and the terminal and generates guidance path on the local electronic map.Based on starting point and terminal
Path navigation be the ripe prior art in this area, therefore will not be repeated here.
When selected electronic map is remote electronic map, because corresponding map datum is stored in remote service
On device, therefore need to obtain the map datum of selected remote electronic map from far-end server first, then risen based on described
Initial point and the terminal generate guidance path on the remote electronic map.Path navigation based on starting point and terminal is this
The ripe prior art in field, therefore will not be repeated here.
In one embodiment of the invention, when obtaining selected remote electronic map from the far-end server, only obtain
The map datum related to the starting point and the terminal.Preferably, related map datum refers to include the starting point
With a range of map datum of the terminal.For example, when starting point is Xujiahui Metro mansion, terminal is West Nanjing Road
During Zhong Yi mansions, acquired map datum is the map datum of Shanghai Xuhui District and Jing'an District, or is the map in Shanghai City
Data, whole map datums without obtaining remote electronic map, so that data acquisition process can be accelerated, it can also mitigate and be
System burden, avoids the acquisition of useless map datum.
Preferably, user can carry out information point (Point of Interest, POI) search by voice and screen.Often
Individual POI includes the information such as four aspect information, title, classification, latitude, longitude, neighbouring retail shop of restaurant of hotel.
When user have selected local electronic map, the POI is shown on local electronic map；When user have selected distal end
During electronic map, corresponding navigation sdk and web api can be used to obtain corresponding Query Result, and the Query Result is passed through
Coordinate Conversion (wgs84, bd09, gcj02) is shown on remote electronic map.
When different electronic maps carries out path navigation, it can be obtained each based on different navigation sdk and web api interfaces
Route planning information and path node information, wherein route planning information be used for route information preview and motor-driven prompting, path
Nodal information is used for map road matching and course line is drawn.
In one embodiment of the invention, the onboard navigation system of changeable electronic map of the invention also includes setup module
(not shown), it is local electronic map for setting a certain electronic map, and from the far-end server set by acquisition
The map datum for the local electronic map put, is stored in local.After local electronic map is provided with, car-mounted terminal opens every time
The electronic map is the local electronic map given tacit consent to when dynamic, until resetting local electronic map.Preferably, when setting again
After putting local electronic map, empty electronic map originally and be stored in local map datum, so as to save overhead.
As shown in figure 3, in an embodiment, car-mounted terminal of the invention is led including above-mentioned the vehicle-mounted of changeable electronic map
Boat system 1.By using the car-mounted terminal, can according to corresponding to the different demands of different user and different custom selections electronics
Map carries out vehicle mounted guidance, and its concrete principle is as described above, will not be repeated here.
In summary, the navigation method of changeable electronic map of the invention and system, car-mounted terminal being capable of bases
Vehicle mounted guidance is carried out according to electronic map corresponding to the selection of the navigation needs of user；It can be accustomed to selecting according to according to the navigation of user
Electronic map carries out vehicle mounted guidance corresponding to selecting；Simple to operate, flexibility is strong, improves Consumer's Experience.So the present invention is effectively
Overcome various shortcoming of the prior art and have high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
- A kind of 1. navigation method of changeable electronic map, it is characterised in that：Comprise the following steps：Obtain the starting point and terminal of guidance path；Judge selected electronic map as local electronic map or remote electronic map；If selected electronic map is local electronic map, based on the starting point and the terminal in the local electronics Guidance path is generated on map；If selected electronic map is remote electronic map, selected remote electronic map is obtained from far-end server, And guidance path is generated on the remote electronic map based on the starting point and the terminal.
- 2. the navigation method of changeable electronic map according to claim 1, it is characterised in that：The local electronics Map is one kind in sogou map, Baidu map, high moral map, here maps, four-dimensional map.
- 3. the navigation method of changeable electronic map according to claim 1, it is characterised in that：The remote electronic Map is one or more combinations in sogou map, Baidu map, high moral map, here maps, four-dimensional map, and described remote Hold electronic map different from the local electronic map.
- 4. the navigation method of changeable electronic map according to claim 1, it is characterised in that：Taken from the distal end When business device obtains selected remote electronic map, the map datum related to the starting point and the terminal is only obtained.
- 5. the navigation method of changeable electronic map according to claim 1, it is characterised in that：Also include：Set A certain electronic map is local electronic map, and the map of set local electronic map is obtained from the far-end server Data, it is stored in local.
- A kind of 6. onboard navigation system of changeable electronic map, it is characterised in that：Including acquisition module, judge module and path Generation module；The acquisition module is used for the starting point and terminal for obtaining guidance path；The judge module is used to judge selected electronic map as local electronic map or remote electronic map；The path-generating module is used for when selected electronic map is local electronic map, based on the starting point and institute State terminal and generate guidance path on the local electronic map；When selected electronic map is remote electronic map, from Far-end server obtains selected remote electronic map, and based on the starting point and the terminal in the remote electronic Guidance path is generated on figure.
- 7. the onboard navigation system of changeable electronic map according to claim 6, it is characterised in that：The local electronics Map is one kind in sogou map, Baidu map, high moral map, here maps, four-dimensional map.
- 8. the onboard navigation system of changeable electronic map according to claim 6, it is characterised in that：The remote electronic Map is one or more combinations in sogou map, Baidu map, high moral map, here maps, four-dimensional map, and described remote Hold electronic map different from the local electronic map.
- 9. the onboard navigation system of changeable electronic map according to claim 6, it is characterised in that：Also include setting mould Block, it is local electronic map for setting a certain electronic map, and set local electricity is obtained from the far-end server The map datum of sub- map, is stored in local.
- A kind of 10. car-mounted terminal, it is characterised in that：Including the vehicle-mounted of the changeable electronic map described in one of claim 6-9 Navigation system.
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| CN109461303A (en) * | 2018-10-30 | 2019-03-12 | 北京恒达时讯科技股份有限公司 | A kind of traffic congestion state acquisition methods and device |
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