CN1696934A - Method for describing and querying geographical position - Google Patents
Method for describing and querying geographical position Download PDFInfo
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- CN1696934A CN1696934A CN 200410038982 CN200410038982A CN1696934A CN 1696934 A CN1696934 A CN 1696934A CN 200410038982 CN200410038982 CN 200410038982 CN 200410038982 A CN200410038982 A CN 200410038982A CN 1696934 A CN1696934 A CN 1696934A
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Abstract
A method for describing and inquiring geographic position uses a grid-shaped computing device output interface to reflect the geographic position of a spatial entity by a similar map graph formed by constituent elements such as continuous line segments, unit line segments, points, square surfaces and the like in a grid and characteristic text information associated with each element. The description of the geographic information is that providers define the relative geographic position of a target space entity as target grid constituent elements in turn in simple forms of visual identification, memory judgment and the like, and input corresponding characteristic text information to form a similar map reflecting the geographic position of the space entity. The mobile computing equipment transmits the similar map by short message SMS or EMS or MMS; the computing device accesses a map information data processing center in the network to realize the storage and the query of the similar map information.
Description
Technical field
The present invention relates to a kind of description of spatial entities geographic position of realizing by computing equipment and the method for inquiry, it utilizes the grid pattern of the output of database in the computing equipment, the geographical location information of the similar map graph reflection spatial entities of forming with the feature text message of inscape such as the continuous line segment in the grid, unit segment, point, square and each key element association; By mobile computing device with short message SMS or EMS or the similar map of MMS mode real-time Transmission; Realize the inquiry use of similar cartographic information by the cartographic information data processing centre (DPC) in the computing equipment accesses network.
Background technology
The spatial entities geography information describing method of widespread use at present is Geographic Information System (GIS), and it uses a computer inner binary data as spatial entities geography information carrier, describes the locus of objective world.In this method, the data of describing geography information are divided into two classes:
Spatial data-be used to describe the position of spatial entities geography, size, shape, direction and topological geometric relationship;
Attribute data-be used to the describe feature that is associated with the spatial entities geographic position.
The implementation procedure of Geographic Information System is
1, the input of data.By the input of entity surveying and mapping data or map sweep vectorization or extended formatting electronic data importing realization;
2, the editor of data.Spatial entities to spatial data and attribute data coding, is set up data model at the constructive process of Geographic Information System, sets up related by public field;
3, data output.Comprise drawing output, report output and the output of query requests data.The Geographic Information System (GIS) that is applied to actual life offers user's home position information searching function, as china national geography infosystem NFGIS; Particular fixed place information inquiry function, as the digital Beijing of internet access is provided
Www.digitalbeijing.gov.cnBe based upon the specific shift position query function under the basic Geographic Information System, as gps satellite location product.
The Using geographic information system service, the computing equipment that need carry stores the bulk information of fundamental space data: road, bridge, landform, characteristics such as object of reference.Such information source is collected data, input and editor's translation data by service providers, and formation can be for the numerical map of inquiry use.The disposal route of this geography information provides accurate geographical location information, but also can find simultaneously:
1, often need when the inquiry of geography information is used transmission a large amount of with the irrelevant data of application target;
2, can not realize that the information of ad-hoc location is described and the inquiry use in real time.
Describe and inquiry at the geographic position of the spatial entities of carrying out with handheld mobile device, the restriction owing to computing power and wireless transmission rate is difficult to reach practical function especially.
Summary of the invention
At the needs of convenient use geographical location information, take into full account current stage the computing equipment especially computing power of mobile device and the present situation of data transmission in network speed, the present invention proposes a kind of the description and the method for inquiry geographical location information.
The method that the present invention proposes, no longer need professional institution that digital coding and the vector that spatial entities carries out precise measure and various complexity transformed, the description of geography information is fully by the simple form of supplier with visual identification, memory judgement etc., the feature text message in input target entity geographic position in a mesh shape interface; The grid key element that is associated with the feature text message constitutes the similar map of mesh shape.
Grid used in the present invention, by computing equipment identification, the output interface of the database that combines by binary digital code.The benchmark database 11 that does not add geographic location feature text message data is the blank grid pattern 10 that is made of four class key elements such as continuous line segments 100, unit segment 101, point 102, square 103 at the demonstration output interface of computing equipment.The composition information of database comprises three classes:
1. grid property is described the interface feature of four class inscapes in output screen;
2. continuous line segment 100, unit segment 101, point 102, square 103 four class inscape such as grade are in the arrangement of benchmark database;
3. the associated spatial entities geographic location feature text message of each inscape.
On the demonstration output interface of benchmark database 11, point 102 and square the 103 approximate relative position of describing between the spatial entities, line segment 100 and unit segment 101 are described the approximate traffic characteristic between the spatial entities continuously, as highway and bridge; The supplier of geography information adds the feature text message of some key elements by the input tool of computing equipment in benchmark database 11, constitute the geographic location feature database 21 of particular space entity, the text message of property data base 21 and target segment 200/201, impact point 202, square 203 of target are related corresponding, become the similarly Figure 20 that describes particular space entity geographic position.
Implementation of the present invention includes two classes:
1. can discern the computing equipment 301/302/303/304 of same type benchmark database 11,, directly transmit the similarly gridding information 22 of Figure 20 with the form of all kinds of short messages (SMS/EMS/MMS) by cordless communication network;
2. computing equipment 402/403/404/405/406 is by diverse network visit map information data processing enter 401 searching keywords, the similarly Figure 20 return results that obtains being associated with keyword.Various computing equipment can be the benchmark database 11 that has same format, also can be to realize format conversion by the cartographic information data processing centre (DPC) in the network 401.
The process of the 1st class implementation is:
1. information description.The supplier of information imports the geographic entity text message of the associated correspondence of each grid key element successively, forms to describe the similarly property data base 21 of Figure 20; By computing equipment property data base 21 codings are become gridding information 22;
2. information transmission.Gridding information 22 directly is transferred in user's the computing equipment via the form of cordless communication network with various short message SMS/EMS/MMS;
3. information extraction.User's computing equipment is reduced to property data base 21 with gridding information 22 decodings, is shown as similarly Figure 20 on output screen.
The process of the 2nd class implementation is:
1. information description.The supplier of information imports the geographic entity text message of the associated correspondence of each grid key element successively, forms to describe the similarly property data base 21 of Figure 20; The informant defines the keyword that uses for following inquiry; Then by computing equipment with property data base 21 and keyword coding and become gridding information 23;
2. information transmission and storage.Gridding information 23 uploads to map data information processing enter 401 in the internet via various types of networks, reads wherein keyword by server, with keyword and gridding information 23 as association store;
3. information inquiry is used.The user of information has access to cartographic information data processing centre (DPC) 401 in the internet by diverse network, input inquiry keyword or the lists of keywords query aim keyword that directly provides in cartographic information data processing centre (DPC) 401 obtain being associated corresponding gridding information 23 as return results with keyword.Gridding information 23 is decoded in user's computing equipment becomes property data base 21, is shown as similarly Figure 20 on the output screen.
Description of drawings
Accompanying drawing Fig. 1 is class benchmark database output grid pattern interface;
Accompanying drawing Fig. 2 is the data structure of a class benchmark database;
Accompanying drawing Fig. 3 is the property data base output grid pattern interface that a class is finished definition;
Accompanying drawing Fig. 4 is the property data base content that a class is finished definition;
Accompanying drawing Fig. 5 is the gridding information data structure of the 1st class implementation;
Accompanying drawing Fig. 6 is the gridding information data structure of the 2nd class implementation;
Accompanying drawing Fig. 7 is the network topology structure of the 1st class implementation;
Accompanying drawing Fig. 8 is the method flow diagram of the 1st class implementation;
Accompanying drawing Fig. 9 is the network topology structure of the 2nd class implementation;
Accompanying drawing Figure 10 is the method flow diagram of the 2nd class implementation
Embodiment
Below describe in real time and transmission environment for use explanation embodiment at the geographic position:
Fig. 7 has described the network topology structure of this class implementation, and the mobile phone 301/302, portable computer 303, the personal digital assistant device PDA304 that are in the wireless communication networks can utilize the mode point-to-point transmission of short message to describe the similar map in spatial entities geographic position; Fig. 8 is the process flow diagram of this implementation.Geographic location feature with State Intellectual Property Office is an illustration:
Step 1: the informant imports the geographic entity text message successively on computing equipment.Choose two continuous line segments, two unit segments, a location point, one square the feature text message of importing association as the geographic position description object successively.
Continuous line segment 200: Xueyuan Road; Continuous line segment 201: North 3rd Ring Road
Unit segment 201 (1): association's bridge; Unit segment 201 (2): northern Bridge of Security
Location point 202: northern shadow sub-district
Square 203: Department of Intellectual Property-＜the object space entity 〉
A kind of input mode of similar map is, chooses the grid key element in mobile phone successively, imports related characteristic of correspondence text message, finishes the text input that the mobile mobile phone navigation key in text input back of a key element switches key element.
Step 2: computing equipment stores the feature text message into that the corresponding data point becomes property data base 21 in the benchmark database.
Step 3: computing equipment becomes gridding information 22 with property data base 21 codings.The effect of this step is that database file is converted into the code file that is fit to the short message transmission.
Step 4: computing equipment arrives recipient's computing equipment with the mode transmission grid information that sends short message SMS/EMS/MMS, and short message is according to the intrinsic protocol transmission of cordless communication network.
Step 5: recipient's computing equipment receives the gridding information 22 that short message is carried in cordless communication network.
Step 6: computing equipment decoding gridding information 22 is a property data base 21.
Step 7: property data base 21 is output as similarly Figure 20 at recipient's computing equipment.A similar map so can be described to the relative position relation of object space entity and main object of reference, for the people who never has been Department of Intellectual Property, relies on such map, also can realize accurate arrival.
Claims (9)
1. describe and the method in inquiry geographic position for one kind, it is characterized in that, by the relative position relation of supplier's self-defined spatial entities in computing equipment of geographical location information, reflect the approximate geographic position of spatial entities with the similar map graph of computing equipment output.Wherein a kind of similar map is the grid pattern of database output in the computing equipment, forms similar map graph with the feature text message of inscape such as the continuous line segment in the grid, unit segment, point, square and each key element association.
2. according to the described grid of claim 1, it is characterized in that grid is by computing equipment identification, the output interface of the database that binary digital code combines.What do not add the geographic entity data is benchmark database, is the blank grid pattern that is made of key elements such as continuous line segments, unit segment, point, square at the demonstration output interface of computing equipment; After the user imports the geographic entity text message, constitute the property data base in particular space entity geographic position, property data base is a similar map by square of the continuous line segment of target, target unit segment, impact point, target and the particular space entity of the mesh shape that text message constitutes of each auto correlation at the demonstration output interface of computing equipment.
3. according to the described database of claim 2, it is characterized in that composition information comprises and is not limited to following three classes:
-1) grid property is used for describing the interface feature of four class inscapes at output screen;
-2) continuous line segment, unit segment, point, inscape such as square is in the arrangement of benchmark database;
-3) the associated spatial entities geographic location feature text message of each inscape.
4. according to the described benchmark database of claim 2, it is characterized in that it is that the associated spatial entities geographic location feature text message of each inscape of grid is empty database.
5. according to the described similar map of claim 2, it is characterized in that, point and square the approximate relative position of describing between the spatial entities, continuous line segment and unit segment are described the approximate traffic characteristic between the spatial entities in the grid.
6. the method describing and inquire about the geographic position is characterized in that, wherein a kind of implementation procedure is applicable to real-time description and transmits the geographical location information of similar map representative that its performing step is:
-1) information description.The supplier of information imports the geographic entity text message of the associated correspondence of each grid key element successively, forms the property data base of describing similar map; By computing equipment the property data base coding is become gridding information;
-2) information transmission.Gridding information directly is transferred in user's the computing equipment via the form of cordless communication network with various short message SMS/EMS/MMS;
-3) information extraction.User's computing equipment is decoded gridding information, is reduced to property data base, is shown as similar map on output screen.
7. according to the described gridding information of claim 6, it is characterized in that, comprise and be not limited to following content:
-1) grid property code;
-2) the feature text message sum of describing in the similar map;
-3) grid key element of describing in the similar map and characteristic of correspondence content of text messages;
-4) end of transmission (EOT) code
8. the method describing and inquire about the geographic position is characterized in that, wherein a kind of implementation procedure is applicable to the geographical location information of describing and inquire about similar map representative, and its performing step is:
-1) information description.The supplier of information imports the geographic entity text message of the associated correspondence of each grid key element successively, forms the property data base of describing similar map; The informant defines the keyword that uses for following inquiry; Then by computing equipment with property data base and keyword coding and become gridding information;
-2) information transmission and storage.Computing equipment uploads to cartographic information data processing centre (DPC) in the internet with gridding information, reads wherein keyword by server, with keyword and gridding information as association store;
-3) information inquiry is used.Cartographic information data processing centre (DPC) in user's access internet of information, input inquiry target keyword or the lists of keywords query aim keyword that directly provides in cartographic information data processing centre (DPC) obtain the gridding information return results that is associated with target keyword.Gridding information is decoded in user's computing equipment becomes property data base, is shown as similar map on the output screen.
9. according to the cartographic information data processing centre (DPC) described in the claim 8, it is characterized in that, constitute by one group of Control Software that is connected the server in the internet and operates in wherein.The function of cartographic information data processing centre (DPC) provides similar map and keyword storage, and similar map inquiry service is provided.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200410038982 CN1696934A (en) | 2004-05-11 | 2004-05-11 | Method for describing and querying geographical position |
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| CN 200410038982 CN1696934A (en) | 2004-05-11 | 2004-05-11 | Method for describing and querying geographical position |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101192215B (en) * | 2006-11-24 | 2010-08-11 | 中国科学院声学研究所 | Information aggregation and enquiry method based on geographic coordinates |
| CN102393967A (en) * | 2011-06-27 | 2012-03-28 | 中国科学院软件研究所 | Alignment element vectorization operating method based on virtual driving |
| CN101137081B (en) * | 2006-08-30 | 2012-07-04 | 康佳集团股份有限公司 | Method and system for enquiring route through short message of mobile phone |
| CN107393410A (en) * | 2017-06-29 | 2017-11-24 | 网易（杭州）网络有限公司 | The method of display data, medium, device and computing device on map |
-
2004
- 2004-05-11 CN CN 200410038982 patent/CN1696934A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101137081B (en) * | 2006-08-30 | 2012-07-04 | 康佳集团股份有限公司 | Method and system for enquiring route through short message of mobile phone |
| CN101192215B (en) * | 2006-11-24 | 2010-08-11 | 中国科学院声学研究所 | Information aggregation and enquiry method based on geographic coordinates |
| CN102393967A (en) * | 2011-06-27 | 2012-03-28 | 中国科学院软件研究所 | Alignment element vectorization operating method based on virtual driving |
| CN102393967B (en) * | 2011-06-27 | 2013-04-17 | 中国科学院软件研究所 | Alignment element vectorization operating method based on virtual driving |
| CN107393410A (en) * | 2017-06-29 | 2017-11-24 | 网易（杭州）网络有限公司 | The method of display data, medium, device and computing device on map |
| CN107393410B (en) * | 2017-06-29 | 2020-01-24 | 网易（杭州）网络有限公司 | Method, medium, apparatus and computing device for presenting data on map |
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