CN102937451A - Navigation system and method based on concise map - Google Patents
Navigation system and method based on concise map Download PDFInfo
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- CN102937451A CN102937451A CN2012104700371A CN201210470037A CN102937451A CN 102937451 A CN102937451 A CN 102937451A CN 2012104700371 A CN2012104700371 A CN 2012104700371A CN 201210470037 A CN201210470037 A CN 201210470037A CN 102937451 A CN102937451 A CN 102937451A
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Abstract
The invention discloses a navigation system and a method based on a concise map. The technical scheme includes that the system comprises a basic road network memory module and a road network navigation module, the basic road network memory module is used for storing basic road network data, the road network navigation module is connected with the basic road network memory module, the basic navigation for arriving at the destination is achieved based on basic navigation data through a seamless connection between basic road network data and a destination map, and the basic road network data include high speed road network data and elevated road network data. The navigation system and the method based on the concise map have the advantages that the download quantity of user maps is decreased, and the pressure of data download and data storage is reduced.
Description
Technical field
The present invention relates to a kind of mode of simplifying and download the technology that map is navigated, relate in particular to navigational system and the method that the mode based on simplifying map on apparatus for vehicle navigation realizes that be applied in.
Background technology
In the past download the map mode with existing Mobile Telephone Gps software: 1. disposable download whole nation map datum; 2. download the map datum of urban or block, but while planning two cities (being distributed in two province/municipality directly under the Central Government/autonomous regions) route, need to download the map datum in all cities between two cities.
The mode of this download map has improved user's download greatly, and the data speed of download of network and the memory capacity of terminal have all been proposed to higher requirement.
Summary of the invention
The object of the invention is to address the above problem, a kind of navigational system and method based on simplifying map is provided, reduced the download of user's map, reduced the pressure that data are downloaded and data are stored.
Technical scheme of the present invention is: the present invention has disclosed a kind of navigational system based on simplifying map, comprising:
Basis road network memory module, for storing basic road net data;
The road map navigation module, connect basic road network memory module, and these the basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps realize arriving the basic navigation of destination based on basic navigation data.
According to an embodiment of the navigational system based on simplifying map of the present invention, the basic road net data that basic road network memory module is stored comprises highway network data, Viaduct Network data.
According to an embodiment of the navigational system based on simplifying map of the present invention, the basic navigation of the arrival destination that the road map navigation module realizes be navigate to the high speed nearest apart from destination or overhead on.
According to an embodiment of the navigational system based on simplifying map of the present invention, navigational system also comprises:
Navigation module transprovincially, by minute economizing or partitioned mode downloads to after the map datum of destination the precision navigation of realizing arriving destination.
The present invention has also disclosed a kind of air navigation aid based on simplifying map, comprising:
Download basic road net data and stored;
These basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps, realize arriving the basic navigation of destination based on basic navigation data.
According to an embodiment of the air navigation aid based on simplifying map of the present invention, the basic road net data downloaded to comprises highway network data, Viaduct Network data.
According to an embodiment of the air navigation aid based on simplifying map of the present invention, the basic navigation of the arrival destination of realizing based on basic navigation data refer to navigate to the high speed nearest apart from destination or overhead on.
According to an embodiment of the air navigation aid based on simplifying map of the present invention, air navigation aid also comprises:
Download to the map datum of destination and stored by minute province or partitioned mode;
Map datum based on destination, realize arriving the precision navigation of destination in mode transprovincially.
The relative prior art of the present invention has following beneficial effect: the solution of the present invention is the basic road net data (without the detail map of downloading each province/district) that only needs to download the basis navigation, can navigate on the high speed nearest apart from destination/overhead.In addition, for navigation transprovincially, without city map data in the middle of downloading, can realize transprovincially navigating accurately.Compared to prior art, the present invention can reduce user's map download, thereby reduce, data are downloaded and storage pressure.
The accompanying drawing explanation
Fig. 1 shows the schematic diagram of the first embodiment of the navigational system based on simplifying map of the present invention.
Fig. 2 shows the schematic diagram of the second embodiment of the navigational system based on simplifying map of the present invention.
Fig. 3 shows the process flow diagram of the first embodiment of the air navigation aid based on simplifying map of the present invention.
Fig. 4 shows the process flow diagram of the second embodiment of the air navigation aid based on simplifying map of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
The first embodiment of the navigational system based on simplifying map
Fig. 1 shows the principle of the first embodiment of the navigational system based on simplifying map of the present invention.Refer to Fig. 1, the navigational system of the present embodiment comprises: basic road network memory module 10 and road map navigation module 12.
Basis road network memory module 10 is for storing basic road net data.The basic road net data that basis road network memory module 10 is stored comprises highway network data, Viaduct Network data, the road net data that country's high speed, provinces and cities' high speed, overpass form.
Road map navigation module 12 connects basic road network memory module 10, these basic road net data that will comprise highway network data, Viaduct Network data detach out separately, become independently data of portion, by the seamless link with destination maps, realize arriving the basic navigation of destination based on basic navigation data.The basic navigation of the arrival destination that road map navigation module 12 realizes refers to: even do not download the detailed map data of each province, also can navigate to the high speed nearest apart from destination or overhead on.
For example: Wei“ Shanghai, city, the current place of user ", hotel, Wangjiang, Wei“ Hefei City, city, destination ", system is by basic road net data and basic navigation data, can plan a high speed/overhead road route combined, help the user to navigate to nearest overhead apart from hotel, Wangjiang---on Jinzhai County road, Hefei City is overhead.
The second embodiment of the navigational system based on simplifying map
Fig. 2 shows the principle of the second embodiment of the navigational system based on simplifying map of the present invention.Refer to Fig. 2, the navigational system of the present embodiment comprises: basic road network memory module 20, road map navigation module 22, navigation module 24 transprovincially.
Basis road network memory module 20 is for storing basic road net data.The basic road net data that basis road network memory module 10 is stored comprises highway network data, Viaduct Network data, the road net data that country's high speed, provinces and cities' high speed, overpass form.
Road map navigation module 22 connects basic road network memory module 20, these basic road net data that will comprise highway network data, Viaduct Network data detach out separately, become independently data of portion, by the seamless link with destination maps, realize arriving the basic navigation of destination based on basic navigation data.The basic navigation of the arrival destination that road map navigation module 12 realizes refers to: even do not download the detailed map data of each province, also can navigate to the high speed nearest apart from destination or overhead on.
Transprovincially navigation module 24 is by minute economizing or partitioned mode downloads to after the map datum of destination the precision navigation of realizing arriving destination.The detailed map data in the city, interval between city, destination and current city can not downloaded.
For example: Wei“ Shanghai, city, the current place of user ", hotel, Wangjiang, Wei“ Hefei City, city, destination ", the user only need download Anhui Province's map, without the map in download interval province (Zhejiang, Jiangsu), also can precisely navigate to destination---hotel, Wangjiang, Hefei City.
Daily need for the convenience of the user, the user can download the map datum in current city simultaneously, as " Shanghai City ".
The first embodiment of the air navigation aid based on simplifying map
Fig. 3 shows the flow process of the first embodiment of the air navigation aid based on simplifying map of the present invention.Please refer to Fig. 3, the air navigation aid of the present embodiment is as described below.
Step S10: download basic road net data and stored.
The basis road net data comprises highway network data, Viaduct Network data, the road net data that country's high speed, provinces and cities' high speed, overpass form.
Step S12: these the basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps, realize arriving the basic navigation of destination based on basic navigation data.
The basic navigation of the arrival destination of realizing refers to: even do not download the detailed map data of each province, also can navigate to the high speed nearest apart from destination or overhead on.
For example: Wei“ Shanghai, city, the current place of user ", hotel, Wangjiang, Wei“ Hefei City, city, destination ", system is by basic road net data and basic navigation data, can plan a high speed/overhead road route combined, help the user to navigate to nearest overhead apart from hotel, Wangjiang---on Jinzhai County road, Hefei City is overhead.
The second embodiment of the air navigation aid based on simplifying map
Fig. 4 shows the flow process of the second embodiment of the air navigation aid based on simplifying map of the present invention.Please refer to Fig. 4, the air navigation aid of the present embodiment is as described below.
Step S20: download basic road net data and stored.
The basis road net data comprises highway network data, Viaduct Network data, the road net data that country's high speed, provinces and cities' high speed, overpass form.
Step S22: these the basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps, realize arriving the basic navigation of destination based on basic navigation data.
The basic navigation of the arrival destination of realizing refers to: even do not download the detailed map data of each province, also can navigate to the high speed nearest apart from destination or overhead on.
Step S24: by minute province or partitioned mode, download to the map datum of destination and stored.
Step S26: the map datum based on destination, realize arriving the precision navigation of destination in mode transprovincially.
The detailed map data in the city, interval between city, destination and current city can not downloaded.
For example: Wei“ Shanghai, city, the current place of user ", hotel, Wangjiang, Wei“ Hefei City, city, destination ", the user only need download Anhui Province's map, without the map in download interval province (Zhejiang, Jiangsu), also can precisely navigate to destination---hotel, Wangjiang, Hefei City.
Daily need for the convenience of the user, the user can download the map datum in current city simultaneously, as " Shanghai City ".
Above-described embodiment is to provide to those of ordinary skills and realizes and use of the present invention; those of ordinary skills can be without departing from the present invention in the case of the inventive idea; above-described embodiment is made to various modifications or variation; thereby protection scope of the present invention do not limit by above-described embodiment, and it should be the maximum magnitude that meets the inventive features that claims mention.
Claims (8)
1. the navigational system based on simplifying map comprises:
Basis road network memory module, for storing basic road net data;
The road map navigation module, connect basic road network memory module, and these the basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps realize arriving the basic navigation of destination based on basic navigation data.
2. the navigational system based on simplifying map according to claim 1, is characterized in that, the basic road net data that basic road network memory module is stored comprises highway network data, Viaduct Network data.
3. the navigational system based on simplifying map according to claim 2, is characterized in that, the basic navigation of the arrival destination that the road map navigation module realizes be navigate to the high speed nearest apart from destination or overhead on.
4. the navigational system based on simplifying map according to claim 1, is characterized in that, navigational system also comprises:
Navigation module transprovincially, by minute economizing or partitioned mode downloads to after the map datum of destination the precision navigation of realizing arriving destination.
5. the air navigation aid based on simplifying map comprises:
Download basic road net data and stored;
These basic road net data by comprising highway network data, Viaduct Network data and the seamless link of destination maps, realize arriving the basic navigation of destination based on basic navigation data.
6. the air navigation aid based on simplifying map according to claim 5, is characterized in that, the basic road net data downloaded to comprises highway network data, Viaduct Network data.
7. the air navigation aid based on simplifying map according to claim 6, is characterized in that, the basic navigation of the arrival destination of realizing based on basic navigation data refer to navigate to the high speed nearest apart from destination or overhead on.
8. the air navigation aid based on simplifying map according to claim 5, is characterized in that, air navigation aid also comprises:
Download to the map datum of destination and stored by minute province or partitioned mode;
Map datum based on destination, realize arriving the precision navigation of destination in mode transprovincially.
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| CN2012104700371A CN102937451A (en) | 2012-11-19 | 2012-11-19 | Navigation system and method based on concise map |
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| CN2012104700371A CN102937451A (en) | 2012-11-19 | 2012-11-19 | Navigation system and method based on concise map |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110580273A (en) * | 2019-09-11 | 2019-12-17 | 四川易利数字城市科技有限公司 | map GIS data processing and storing method and device and readable storage medium |
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| US20070005235A1 (en) * | 2005-07-01 | 2007-01-04 | Denso Corporation | Navigation system |
| CN101840416A (en) * | 2010-03-16 | 2010-09-22 | 中国科学院计算技术研究所 | Trans-regional path searching method and device |
| CN102607582A (en) * | 2012-03-07 | 2012-07-25 | 深圳市赛格导航科技股份有限公司 | Method for planning guidance route by means of using city access points as guideposts and system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070005235A1 (en) * | 2005-07-01 | 2007-01-04 | Denso Corporation | Navigation system |
| CN101840416A (en) * | 2010-03-16 | 2010-09-22 | 中国科学院计算技术研究所 | Trans-regional path searching method and device |
| CN102607582A (en) * | 2012-03-07 | 2012-07-25 | 深圳市赛格导航科技股份有限公司 | Method for planning guidance route by means of using city access points as guideposts and system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110580273A (en) * | 2019-09-11 | 2019-12-17 | 四川易利数字城市科技有限公司 | map GIS data processing and storing method and device and readable storage medium |
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Application publication date: 20130220 |