KR20010105569A - 3- Dimensional real-estate geographic Information internet service system and method thereof - Google Patents

Abstract

An electrode assembly for sensing an electrochemical signal diffused from a source to a working electrode which is comprised of a plurality of substantially separated working electrode surfaces is disclosed. The electrode of the invention is comprised of (1) a working electrode made up of a plurality of working electrode surfaces or components, and (2) an electrically insulating gap defined by adjacent edges of (1) insulating the working electrode surfaces or components from each other. The working electrode components are configured to receive electrochemical signal from two or preferably three dimensions simultaneously. The working electrode components configured over the same surface as a single electrode provide (1) an improved signal to noise ratio as compared to a single electrode by reducing noise, and (2) provided an overall enhanced signal after sensing for a given period of time.

Description

3D real-estate geographic information internet service system and method

The present invention combines a geographic information system that can provide map information, a relational database system that provides textual information, and an internet computer system to facilitate visual value determination of real estate when servicing real estate information using the Internet. The present invention relates to a 3D real estate map information internet service method and service system that can provide real estate information efficiently by integrating real estate electronic map, real estate character database, and multimedia data.

In general, the existing real estate information service methods provide real estate location, textual description information describing the type or characteristics of the property, and image images for form recognition.If necessary, the electronic map is selected by checking the location of the real estate on the electronic map. It was a system that outlines only the location of the property.

In the conventional method of real estate information service, the search is mainly focused on the character information of the list of items represented by the address, so it is difficult for a user who does not know the local geography to comprehensively judge the distribution of the space or the status of the area. In particular, the electronic map information could not be used for positioning assistance means by calling the text information. Therefore, if the geography of the target area is not known, it is difficult to visually judge or compare the location distribution of required real estates or compare and analyze the required real estates. Had to process.

In addition, all information necessary for the determination of the potential value of real estate is a real estate information inputter dependent system that mainly relies only on the text information provided by real estate information registrants, thereby making it impossible to make objective and universal judgments, thereby deteriorating the reliability of real estate information.

In addition, in expressing map information, only simple information is represented in a fixed form mainly on roads and large buildings, and there is no information transmission effect provided as a map other than an approximate address location confirmation.

The real estate information service method or system does not satisfy the additional information necessary for geographic location and surrounding conditions, shape, use, utility value, and potential utilization, so that the information analysis and delivery effect is insignificant, and the system utilization efficiency is extremely limited. .

Therefore, the present invention has been made to overcome these problems,

In addition to text-based real estate information search and vice versa, real estate can be searched on an electronic map showing the location of the real estate, so users who do not know the local geography can immediately grasp the comprehensive distribution or relative conditions of the real estate. It is to make the information search and to facilitate the comparative analysis between neighboring real estate.

In addition, electronic maps expressing parcel boundaries and building boundaries for each address, and bus route maps for traffic accessibility are displayed on the map, as well as public land price, satellite image, street image, and individual building image. It is to provide the objective information necessary for judging the potential value of real estate information and to improve the reliability of real estate information.

In addition, 3D buildings are provided and 3D image maps are provided to enable the representation of equidistant concentric circles for the expansion of the distance recognition ability on the electronic map, and to provide a rough judgment of the right of view or sunshine. According to the user's search contents instead of the name of the main facility or related facilities, the relevant company or business type is represented by periodic letters, and the displayed periodic letters are dynamically changed in the representation of the map information so that the necessary details can be obtained by linking the homepage or web page. It is a technical task to improve the information transmission effect.

1 is a system configuration diagram of the present invention.

Figure 2 is a detailed configuration diagram of the system according to the present invention.

Figure 3 is a basic screen design uploaded on the Internet according to an embodiment of the present invention.

4 is a flowchart of an information retrieval process of the computer for the Internet shown in FIG.

Fig. 5 is a flowchart of the information registration process of the Internet computer shown in Fig. 2;

6 is a flowchart of a 3D image map DB construction process shown in FIG.

7 is a process chart of digital map DB construction process shown in FIG.

8 is a process chart of the multimedia information DB construction process shown in FIG.

* Explanation of symbols for main parts of the drawings

10: Real Estate Information User System 11: Computers for the Internet

12: General User System 13: Scanner

14: digital camera 15: printer

16: Wired / wireless telephone 17: Fax

20: Real estate information service center system 21: Firewall system

22: real estate information server system 23: input system

24: Use agency system 25: Real estate information database system

30: Communication network system 61: Menu window

62: Map information window 63: Multimedia window

64: Text Information Window 65: Message Window

An object of the present invention is configured for the Internet computer system consisting of a computer for the Internet and a digital camera, a scanner, a printer for inputting or inquiring real estate information using the Internet, and for inputting or inquiring real estate information using wired / wireless communication. A real estate information user system consisting of wired / wireless telephones and fax machines; Real estate information server system for managing, searching and providing a real estate database, an input system for inputting a real estate database, a real estate information database system consisting of electronic map data, text data and multimedia data, between the real estate information user system and the real estate information server system A real estate information service center system with a firewall system located in a real estate database; It is to provide a three-dimensional real estate map information Internet service system consisting of a communication network connecting the real estate information service center system and the real estate information user terminal system.

The real estate information database system includes an electronic map information database including a three-dimensional image map database made of an image map, a digital topographic map database in which a topographical map is digitized, a digital cadastral map database in which a cadastral map is digitized, and a traffic route map database in which a traffic route is represented on a digital map; Real estate consisting of address information database with address information and map coordinates, building information database with building information, business information database with business classification and phone number, name information database with address and phone number for people, and sales information Real estate property information database as a sale information database; To provide a 3D real estate map information internet service system having a multimedia information database consisting of street image images and building image images.

In addition, the three-dimensional image map database is composed of three-dimensional image by orthogonal projection of the satellite image or aerial imaging image corrected by the earth coordinates in a three-dimensional terrain structure, the digital map database is a topographic map Vectorization of the subject data of the administrative district, water system, coastline, road center line, road boundary line, and building boundary line to digitize the digital map database and cadastral boundary that are linked with attributes, corrects them to correspond to the numerical topography, Linking the information, the traffic route map database is to provide a three-dimensional real estate map information Internet service system that represents the city bus route on the numerical map and links the station name.

In addition, the multimedia database is a three-dimensional real estate consisting of a street image image linked to the road section of the electronic map information and the image image taken by the street, and the image image for each building to create an image image for each building linked to the building database To provide a map information Internet service system.

The real estate information server system includes an information input process for updating real estate information in a real estate database, an information search process for searching and providing information of a real estate database system, a spatial analysis process for generating equidistant concentric circles with equidistant analysis, and a three-dimensional building. The present invention provides a 3D real estate map information internet service system consisting of a 3D map generation process for creating and providing a map, an additional information process for providing real estate related information, and an e-mail process.

And the information input process is configured to automatically update the input information input from the real estate information input system of the real estate information user terminal system to a corresponding data table of the real estate information database system.

In addition, the spatial analysis process is to provide a three-dimensional real estate map information Internet service system that enables distance recognition by forming equidistant concentric circles of a predetermined distance unit on a search real estate and displaying them on an electronic map.

In addition, the 3D map generation process reads the total number of floors of the building boundary of the digital map information and the building database of the real estate property information database without calculating the measured building height data and calculates the 3D building height to calculate the 3D building height. To provide a three-dimensional real estate map information Internet service system for generating a map.

In addition, the electronic map information database is a three-dimensional real estate map information Internet service that provides real estate property information and multimedia information by simultaneous or sequential retrieval requests by expressing the location of the property on the electronic map loaded on the web according to a user's search request. To provide a system.

3D real estate map information Internet service that provides real estate information through the Internet by dividing the screen into a map information window representing electronic map information, a multimedia window providing street image and individual object image, and a text information window showing explanatory information in text. In the method, the real estate for sale expressed in the map information window and the real estate list represented in the text information window are individually linked to each other, and when the real estate in the map information window is clicked, the detailed information is expressed in the text information window and the multimedia window displays the adjacent roads of the property. The street image and the individual image image of the selected real estate are displayed. On the contrary, when one of the real estate list in the text information window is clicked, the corresponding real estate in the map information window is highlighted, and the multimedia image shows the street image of the adjacent road and the selected real estate. The individual image of the table As the details to provide a three-dimensional map Property Information Internet Service How to be represented in the character information window.

The present invention also provides a 3D real estate map information internet service method for providing real estate information by expressing equidistant concentric circles of real estate for sale and a predetermined radius on a background map in which a 3D image map and a numerical map are superimposed on the map information window.

In addition, the system automatically controls the periodic characters used to provide real estate information to the map information window, changes them to other periodic characters according to the search type, displays them, and links the homepage or webpage to the displayed periodic characters to click on the periodic characters. The present invention provides a 3D real estate map information internet service method of displaying related pages in a separate window.

Also, the electronic map information includes a 3D image map database, a digital topographic map database, a digital map database, and a traffic route map database; In a real estate information database system comprising an address information database, a building information database, a company information database, a real estate property information database consisting of a property information database, and a multimedia information database, the three-dimensional image map database stores satellite image data and aerial photographing data. Scanning to convert analog data into digital data and converting analog data into digital data; correcting and editing the digitized image; projecting to the coordinate system and registering it in the global coordinate system; Remove the overlapping part between the images and make a continuous image by mosaicing the image. Orthogonal projection of the continuous image on the three-dimensional numerical topography forms a three-dimensional image, and divides it into a final index tile structure or forms a continuous image. 3D real estate map information internet created by dividing into index structure and orthogonally projecting on 3D terrain and registering 3D image of index tile structure in 3D image map information database To provide a service method.

The digital topographic map database includes a step of scanning a map and converting the map into digital data, registering the digitally converted image map in a coordinate system, performing vectorization by subject, and processing the registered vector data into adjacent data. In addition, the present invention provides a 3D real estate map information internet service method, which is manufactured through a step of structuring a database to enable property and linked management and inputting a map property into a structured digital map.

In addition, the digital map database scans the cadastral field of view and converts it into digital data, corrects the cadastral image to coincide with the digital topographic map, forms the cadastral boundary by vectorizing the number boundary, 3D real estate map information internet produced through the process of adjoining the data into continuous data, structuring into a database so that properties and linked management can be performed, and inputting address information and published land price information into the structured numerical index. To provide a service method.

In addition, the traffic route map database includes the steps of displaying a stop position on a numerical map, generating a line connecting stops for each bus route, constructing a stop position and a bus route line, and stopping at a stop position property. It is to provide a three-dimensional real estate map information Internet service method produced by inputting a name and inputting a route number on a bus route line.

In addition, the multimedia information database is produced through the steps of photographing a street video, segmenting the street video by road sections and linking them to road sections, and by linking individual building images in the street video to the corresponding building information. To provide a three-dimensional real estate map information Internet service method.

Based on the accompanying drawings a detailed description of the three-dimensional real estate map information Internet service method and service system characterized by the system configuration and service method as described above will be described in detail.

The present invention is a real estate information user system 10 and a center system, which are characterized by a computer 11 for the Internet and a general user system 12 used by a person who provides or needs real estate information as shown in FIG. Firewall system 21 to protect the system, an input system 23 for producing and inputting real estate information, a real estate information server system 22 for managing and providing real estate information, a use agent system 24, a real estate information database system 25 Real estate information service center system 20, and a communication network system 30 that enables communication for information distribution between the above systems.

2 is a detailed configuration diagram of the system according to the present invention. As shown, the present invention comprises a real estate information user system 10 and a real estate information service center system 20.

The real estate information user system 10 has a general computer which does not have an Internet computer 11 and an Internet computer, which are equipped with a scanner 13, a digital camera 14, a printer 15 for information output, and a necessary image input. It is composed of a general user system 12 composed of a wired / wireless telephone 16 and a fax 17 for the user.

The real estate information service center system 20 includes a use agency system 24, a real estate information server system 22, an input system 23, and a real estate information database system 25.

The use agent system 24 is composed of a wired / wireless telephone 16, a fax 17, and an Internet computer 11 in order to respond to the needs of a general user who does not have an Internet computer. ) Is composed of a scanner, a digital camera, and a database construction process (49). The real estate information server system (22) includes a geographic information system (41), a database engine (42), and an information input process for managing map information. 43, the information retrieval process 44, the spatial analysis process 45, the three-dimensional map process 46, the additional information process 447, and the e-mail process 48.

The real estate information database system 25 is composed of an electronic map information database 50, a real estate attribution information database 51 and a multimedia information database 52.

The electronic map map information database 50 includes a three-dimensional image map database 53, a digital topographic map database 54, a digital topographic map database 55, and a traffic route map database 56. The real estate property information database ( 51 is composed of an address information database 57, a building information database 58, a company information database 59, and a property information database 60.

The multimedia information database 52 is constructed of a street image, a building image image, and a user provided image.

And a firewall system 21 located between the Internet computer 11 and the real estate information server system 22 to protect the internal system from illegal intrusion from the outside.

Based on the system according to the present invention having such a configuration, a specific embodiment of the present invention will be described below with reference to FIG.

Typically, the general users 12 request the registration or retrieval of real estate information to the use agency system 24 of the real estate information service center system 20 by using a wired / wireless telephone 16 or a fax machine 17. Get delivered. If the user owns the Internet computer 11, the user accesses the Internet network and directly registers or retrieves the property information in the real estate information server system 22 of the real estate information service center system 20 and uses additional functions.

The geographic information system 41 in the real estate information server system 22 provides an electronic map processing function, and the database engine 42 serves to store and manage the real estate information database system 25.

The information input process 43 of the real estate information server system 22 classifies the information inputted from the computer 11 for the Internet and the input system 23 provided in the electronic map information database 50 and the real estate property information database. 55, it automatically updates the corresponding data table of the multimedia information database 60 serves to build a real estate information database system 25.

In addition, the information retrieval process 44 of the real estate information server system 22 provides a function of retrieving the information requested by the computer 11 for the Internet from the real estate information database system 25 and providing it to the computer 11 for the Internet.

In addition, the spatial analysis process 45 of the real estate information server system 22 has an equidistant concentric circle of a predetermined radius, preferably 100 meters to 1000 meters, particularly preferably 100 meters on a large scale, and 500 meters on a small scale. This function creates an equidistant concentric circle and converts it according to the scale of the retrieved electronic map information.

The three-dimensional map process 46 of the real estate information server system 22 reads the total number of floors of the building from the building boundary of the digital topographic map database 52 and the building information database 58, converts the height, and then converts the three-dimensional building. Create a map and represent it as an electronic map.

In addition, the additional information process 47 of the real estate information server system 22 provides a standard contract required for the sale and sale of real estate, and provides additional information such as legal information and common sense information required before and after the real estate contract.

The e-mail process 48 of the real estate information server system 22 provides a chat room function, a mail service function, and an internet phone function to enable communication between the computer 11 for the Internet.

3 shows an example of the screen configuration when the user accesses the real estate information server system 22 using the Internet computer 11 to perform real estate information retrieval. 62), a multimedia window 63 for providing a picture image or a video, a text information window 64, and a message window 65.

Since the real estate map information represented in the map information window 62 and the real estate property information represented in the text information window 64 operate in conjunction with each other, when the property displayed in the map information window 62 is clicked, the corresponding information is displayed in the text information window 64. The detailed information is expressed, and the multimedia window 63 expresses the distance video of the adjacent road and the individual image image of the corresponding product.

On the contrary, when one of the items list of the text information window 64 is clicked, the detailed information of the property is displayed in the text information window 64, the corresponding information is highlighted in the map information window 62, and the corresponding item is displayed in the multimedia window 63. Distance video and individual video images of adjacent roads are displayed.

The electronic map information 50 displayed in the map information window 62 is always controlled to be dynamically controlled so that the enlarged and reduced movement can be performed and the expression of the electronic map information can be recognized according to the enlargement degree.

In addition, the periodic characters displayed on the map are not fixed information like the existing electronic map representation method, but are dynamically changed according to the expansion stage or the content of the search information.In the administrative unit, the target building name is expressed, but in the detail expansion stage, the system instead of the building name is used. Express the business name of the controlled company in the building location, and when searching the mall, express the business name of the same company according to the company classification, and give the business facilities or offices the business of closely related industries such as the moving company, the facility repair company and the interior company. Expressed in letters. Expressed periodic letters are linked with the homepage or web page, and clicking the periodic letters on the map allows the user to see the contents of the linked pages with the periodic letters in a separate window, thereby increasing the advertising effect and information provision effect instead of the banner advertisement.

Fig. 4 is a flowchart showing a process in which the Internet computer 11 accesses the real estate information server system 22 of the real estate information service center system 20 and retrieves information.

In FIG. 2, once the user successfully connects to the real estate information server system 22 via the Internet, the initial screen as shown in FIG. 3 is loaded and the property search 101 or the menu window 61 is displayed. When the map search 102 menu is selected, the property search form or the map search form is returned from the real estate information server system 22 (103, 104).

Next, when a search item or a search condition is inputted on the screen (105), the information search process 45 of the real estate information server system 22 searches the real estate information database system 25 for information satisfying the conditions and map information search. The result 106 and the equidistant concentric circles created by the spatial analysis process 45 are represented in the map information window 62, the text information search result is returned (107), and displayed in the text information window 64. In (62), the distance video and the object image are expressed in the vicinity of the object.

For sale search, you can search for conditions such as type of sale, type of sale, administrative area, size, and price items. For map search, you can search for conditions by administrative area, zip code, address, business name, phone number, and building name. In particular, members can register their area of interest, which is frequently used, and automatically perform a sale or map search using their member ID.

The map information displayed in the map information window 62 can be scaled up and down 109, and the three-dimensional map image, road boundary and bus, subway line, number or arc boundary, building boundary, road name and periodic character can be enlarged and reduced 109 according to the degree of enlargement. Is dynamically controlled and represented within a recognizable range.

When the user clicks the object 113 represented in the map information window 62, the text information window 64 returns the detailed information result of the property (121), and the multimedia window 63 displays the distance image of the adjacent road ( 128 and individual image information of the selected real estate, that is, building image information, is returned and represented (127).

Conversely, if one of the real estate listing information in the text information window 64 is clicked (119, 120), the detailed information of the property is returned 121 in the text information window 64, and in the map information window 62, the graphic of the list is displayed. The object is selected (113) and highlighted, and the multimedia window (63) returns the distance video (128) of the adjacent roads of the list and the individual image image of the selected real estate, that is, the building image information, and is represented (127, 108). When the detailed information of the text is represented (121) by sending an e-mail (122), Internet dialing (123), the interlocking web view 124 can be utilized.

When the 3D map view is selected in the flowchart of FIG. 3 (110), the 3D map process 46 of the real estate information server system reads the total number of floors of the building from the building information database 58, and converts the height. The 3D building map generated by combining the building boundaries read from the digital topographic map database 54 is returned and displayed on the map information window (106).

Also, if the background map type change is selected (111), the user can arbitrarily select and view the expression map type of the background map.

In addition, the character period change 112 allows the user to select an arbitrary type of information and express it as a period character instead of the period character provided by the information search process 44 of the real estate information server system 22.

Periodic characters displayed on the map are not fixed information like the existing electronic map representation method, but are dynamically changed according to the expansion stage or search information contents. In the administrative unit, the target building name is expressed, but in the detail expansion stage, the system is controlled by the system instead of the building name. Expressing the trade names of the companies in the building location, and when searching the mall, the real estate brokerage and the same type of business are classified according to the classification of the business, and the residential facilities and offices are closely related to the real estate brokerage company, moving company, facility repair company, and interior company. Represents the trade name of a business in a periodic letter. The displayed periodic text is linked with the homepage or web page. When the periodic text is clicked on the map, the periodic text and linked page contents are displayed in a separate window.

When the road of interest is selected (114), the distance video 128 of the road is represented 108 in the multimedia window. If a map file is selected (116), the map displayed in the map information window is converted into a map picture file having an Internet address (117), and the map file can be sent by mail or used as a map map to another application.

Even if the sketch file is in use by another system, double-clicking on the figure starts the Internet and automatically connects to the real estate information server system 22.

FIG. 5 is a flowchart showing a process in which the Internet computer 11 connects to the real estate information server system 22 of the real estate information service center system 20 and registers information.

When the Internet computer 11 successfully accesses the real estate information server system 22 via the Internet, the initial screen is loaded and the property registration 131, mutual registration 132, and name registration are performed in the menu window 61 of FIG. If one of the menus (133), member registration (134), bulletin board registration (135) is selected, a corresponding registration form is returned (136).

The property registration (131) is classified into trading information, rent / monthly rent information, pre-sale information registration, and other registrations according to the type of sale. / Villa / multi-family, detached house, rural house, officetel / studio, land / forest, factory / warehouse, membership, apartment sales, domains will be returned to the registration form selected for sale. Among the property information, the rent / monthly information registration is also classified into building, office, mall, mall, apartment, town / villa / multi-family, detached house, rural house, officetel / room, land / forest and factory / warehouse. The registration form is returned.

For sale information, the registration information is returned in the form of apartment sale, apartment sale, villa / row sale, office sale, rural house sale, land sale, mall sale, weekend farm sale. Other information 139 of the property information is returned to the same registration form as the bulletin board registration (135). The mutual registration 132 allows to register a business category, business name, address, telephone, homepage, e-mail, password, company characteristics, company characteristic image. The name registration 133 allows registration of a person's name, address, telephone, e-mail, mobile phone, and password.

The member registration 134 registers a person's name / mutual name, telephone, e-mail, mobile phone, password, homepage, region of interest, and member ID. The bulletin board registration 135 allows to register the name of the sale, the type of sale, the price, the characteristics of the sale, contact information.

When the item is input to the registration form and transmitted (137), the information retrieval process 44 of the real estate information server system 22 searches for information owned by the existing real estate information database system 25 based on the entered address. Returning the map information search result of the address (106), providing the street video information 128 and building image information of the adjacent road (127), and returns the registered input information (138) and requests registration information confirmation (139). When the registrant checks, a message informing the notice in the message window 65 is returned (140).

6 shows a three-dimensional image map database 51 production process of the database construction process 49. As shown in FIG.

The satellite image data 150 or the aerial photographing data 151 prepared in advance are classified into digital data and analog photo data (152), and the analog data are converted into digital data through a scanning process (153).

The digital data is edited into high quality images through noise reduction, image clip correction, and the like (154). In addition, the projection reference point is input to the edited digital image and projected onto the earth coordinate system (155). The projected image is displayed together with the adjacent image to remove the image of the overlapped portion (156), and then a continuous image map is produced by the image mosaic (157). Project the continuous images onto three-dimensional terrain (158) and divide them into tile index structures in consideration of the data rate (159), or divide the produced continuous image map into tile index structures (159), and then divide each of the divided images into 3 Projected onto the dimensional terrain (158) and registers the projected three-dimensional segmented image in the three-dimensional image map database (160).

7 is a vector type digital map production process of the database construction process 49. As shown in FIG. The terrain data is obtained from the topographic map 170 and the digital map 175. The paper map is converted into a digital image through a scanning process (171).

The converted image is projected to the earth coordinate system through image editing (172), which removes noise and performs correction (173). The result of vectorizing without projecting is projected onto the global coordinate system before structured editing 181.

The projected image is subjected to vectorization for each subject to make a subject map (174), and each subject map is processed adjacent to make continuous data (180). Since the digital map 175 is data that has been projected onto the global coordinate system, the subject map is created by only subject classification (176).

Thematic maps take only coastlines, administrative districts, roads, buildings, cadastral, water level, altitude, reference points, and stops and ignore the rest. Stops that do not appear on the digital map or topographical map are additionally expressed based on the surveyed data, and a route map connecting the stops by route is prepared. After the scanning process (171) and the coordinate system projection process (173), the cadastral field map 177 corrects the image position so that the boundary map coincides with the digital map based on the coastline theme map and the digital map and road theme map created from the digital map. After performing (178), additionally the parcel boundary not shown in the numerical map is vectorized to the numerical map (174).

Each subject map created as a vector is processed in a contiguous manner to create a continuous theme (180) and structured as a database (181) to be managed by a database. A link ID or attribute data to be used when linking a table is input to the structured map database (182) and registered in the electronic map information database (183).

8 is a diagram showing a production process of the multimedia information database 52 of the database construction process 49. As shown in FIG.

Here, the road map system 190 of the digital topographic map database 54 is divided by road sections (191), and road section IDs are assigned to sections (192). After photographing the road with a digital camcorder (193), the photographed street video is divided by the road section (195), and the image is edited by clip 196 for each individual building. The image divided by section is linked to the road section ID, and the image image of each building is linked to the building ID of the building owner system 197 and then registered in the multimedia information database (201).

As described above, the invention of the three-dimensional real estate map information internet service system composed of a real estate information user system and a real estate information service center system having a real estate information database provides a real estate directly to the real estate information service center system using a real estate information user system. Registered or inquired, traffic route or public information site provides 3D real-time image image, and relevant company information is provided by real estate information service center. Information can be provided, which can save time and money by increasing the accuracy of the selection, selecting the best real estate, and planning and implementing a site visit.

Satellite imagery or aerial photographic images created in three dimensions facilitate the recognition of the terrain, and by overlaying the three-dimensional imagery and digital maps, the land use situation of the property of interest can be visually identified to reduce disputes arising from real estate transactions. It can be effective.

In addition, street image images and individual image images increase the recognition of real estate types, facilitate the recognition of malls and configurations on adjacent roads, and the provided transportation route maps play an important role in identifying traffic accessibility.

In addition, the information input process processes the information input from the real estate user system terminal to provide the latest updated information can provide the latest vital information.

Radius provided by the Spatial Analysis process Preferably, at large scales, equidistant concentric circles of 100 meters are more effective in calculating spatial distances or identifying distribution conditions than the scales represented by conventional maps. The three-dimensional building map provided by the three-dimensional map generation process has an excellent effect on the distribution of buildings near the property of interest and the judgment of the right of view or the right of sunshine.

In addition, by providing maps, text information, and video information related to real estate and simultaneously providing them on one screen, the real estate status can be represented in three dimensions to accurately identify the current status, and multiple real estate locations can be simultaneously represented on the map information. With zoom, it is possible to make comparative analysis considering spatial distribution or regional characteristics, so that priority can be given when searching for real estate or field research.

In addition, according to the type of real estate on the map, related companies can be represented by the main character, and the main character can be linked to each homepage or web page, and the leader can be used as an advertisement, and users can obtain more related company information. It can be effective.

In addition, the electronic map information production method for providing real estate information has the effect of eliminating unnecessary information and increasing the efficiency of delivered information in providing real estate information.

Such a three-dimensional real estate map information internet service system is an invention that has various features such as providing a precise analysis capability in real estate transactions, establishing a transparent trading order and smoothly distributing real estate information.

Claims (17)

Internet computer system 11 consisting of a computer for the Internet, a digital camera, a scanner, and a printer for entering or inquiring real estate information using the Internet, and a wired / wireless device for entering or inquiring real estate information using wired / wireless communication. A real estate information user system (10) consisting of a telephone and a fax (12); A real estate information server system 22 for managing, searching and providing a real estate database, an input system 23 for inputting a real estate database, a real estate information database system 25 consisting of electronic map data, text data and multimedia data, and the real estate information A real estate information service center system 20 comprising a firewall system 21 located between a user system and the real estate information server system to protect a real estate database; 3D real estate map information Internet service system comprising a communication network connecting the real estate information service center system and the real estate information user terminal system. The method of claim 1, The real estate information database system 25 It consists of a three-dimensional image map database (53) made of image maps, a digital topographic map database (54) digitizing topographic maps, a digital cadastral map database (55) digitized cadastral maps, and a traffic route map database (56) expressing traffic routes on a digital map. Electronic map information database 50; Address information database (57) with address information and map coordinates, building information database (58) with building information, business information database (59) with industry classification and telephone numbers, real estate for sale information database (consisting of sales information) 60, a real estate property information database 51; 3D real estate map information Internet service system comprising a multimedia information database 52 consisting of street image images and building image images. The method of claim 2, The three-dimensional image map database 53, The satellite image or aerial image corrected by the earth coordinates is divided into three-dimensional image generated by orthogonal projection on the three-dimensional terrain generated by using the digital elevation and elevation data. The digital topographic map database 54 is a vectorized topography to structure administrative link, water system, coastline, road center line, road boundary line, building boundary line subject data, and to link with attributes, The digital cadastral map database 55 digitizes the cadastral boundary and corrects it to match the numerical terrain, thereby linking the address information, the building information, and the public notice site with each other. The traffic route map database 56 is a three-dimensional real estate map information Internet service system, characterized in that the city bus lines are represented on the numerical map and the station names are linked. The method of claim 2, The multimedia database 52 includes a street image image linking an image image photographing a distance for each road section to a corresponding road section of electronic map information, and an image image for each building which is made into an image image for each building and linked to the building information database. 3D real estate map information Internet service system, characterized in that consisting of. The method of claim 2, The real estate information server system 22, Information input process (43) for updating real estate information in real estate information database system, information retrieval process (44) for searching and providing information of real estate database system, spatial analysis process (45) for generating equidistant concentric circles with equidistant analysis, 3 3D real estate map information internet service comprising a 3D map generation process 46 for creating and providing a dimensional building map, an additional information process 47 for providing additional information related to real estate, and an e-mail process 48 system. The method of claim 5 The information input process 43 automatically updates the input information inputted from the real estate information input system of the real estate information user terminal system to the corresponding data table of the real estate information database system. system. The method of claim 5, The spatial analysis process 45, 3D real estate map information internet service system, characterized in that the distance recognition is possible by forming equidistant concentric circles in a certain distance unit based on the search real estate and displaying them on an electronic map. The method of claim 5 The three-dimensional map generation process 46 calculates the three-dimensional building height by reading the total number of floors of the building boundary of the digital map information and the building database of the real estate property information database without data of the measured building height. A three-dimensional real estate map information internet service system, characterized by generating a three-dimensional building map. The method of claim 2, The electronic map information database 50, 3D real estate map information internet service system, characterized by automatically expressing the location of the property on the electronic map loaded on the web by the user's search request and providing real estate property information and multimedia information according to simultaneous or sequential search requests Map information window 62 for displaying electronic map information, multimedia window 63 for providing street image and individual object image, and text information window 64 for displaying explanatory information in text. In the three-dimensional real estate map information Internet service method that provides, The real estate for sale displayed in the map information window 62 and the real estate list represented in the text information window 64 are individually linked to each other. When the real estate is clicked on the map information window, detailed information of the real estate is displayed in the text information window. The street image of the adjacent road and the individual image of the selected real estate are expressed. Conversely, if you click on one of the real estate list in the text information window, the corresponding property in the map information window is highlighted, and the multimedia information displays the street image of the adjacent road of the real estate and the individual image image of the selected real estate, and the detailed information is displayed in the text information window. 3D real estate map information Internet service method characterized in that The method of claim 10 3D real estate map information internet service method characterized by providing real estate information by expressing equidistant concentric circles of real estate for sale and a certain radius on a background map superimposed on the map information window 62 with a 3D image map and a numerical map The method of claim 10 Periodic characters used to provide real estate information to the map information window 62 are dynamically controlled by the system to be changed to other periodic characters according to the search type, and displayed by linking the homepage or webpage to the displayed periodic characters. Three-dimensional real estate map information Internet service method characterized in that the display of the relevant page in a separate window when clicked. Electronic map information 50 comprising a three-dimensional image map database 53, a digital topographic map database 54, a digital topographic map database 55, and a traffic route map database 56; A real estate property information database 51 comprising an address information database, a building information database, a company information database, and a property information database; And a real estate information database system 52 composed of a multimedia information database, The three-dimensional image map database 53, A) scanning satellite image data or aerial photographing data into analog and digital forms and converting analog data into digital data (153); B) correcting and editing the digitized image (154), C) projecting to the coordinate system and registering it in the global coordinate system (155); D) removing overlapping portions between adjacent images among the registered images and mosaicing them into continuous images (157); E) Orthogonal projection of continuous images on 3D numerical topography to form a 3D image and then divide it into a final index tile structure, or divide a continuous image into an index tile structure and orthogonally project on 3D topography to produce 3D images. Steps 158 and 159, 3) 3D real estate map information internet service method, characterized in that the step of registering the three-dimensional image of the index tile structure in the three-dimensional image map information database (160). The method of claim 13, The digital topographic map database 54, A) converting the map into digital data by scanning the map (171, 172); B) performing subjective vectorization after registering the digitally converted image map in a coordinate system (173, 174, 175, 176), C) a step 180 of processing the registered vector data into adjacent data to form continuous data; E) 181 structuring the database to enable the property and the associated management; 3) a three-dimensional real estate map information internet service method, characterized in that produced through the step 182 of inputting a map attribute into a structured digital map. The method of claim 13, The digital map database 55 A) scanning 171 a digital field of view and converting it into digital data; B) correcting the cadastral image (173, 178) so that the digital topography and the boundary coincide; C) vectorizing the boundary to form an intellectual boundary (174); D) a step 180 of processing the cadastral boundary data into adjacent data to form continuous data; E) 181 structuring the database to enable the property and the associated management; 3) 3D real estate map information Internet service method, characterized in that produced through the step (181) of inputting address information and published land price information in the structured numerical index. The method of claim 13, Traffic route map database 56, A) displaying the stop location on the numerical map; B) generating a line connecting stops for each bus route; C) structuring the location of bus stops and bus routes; D) entering a stop name in the stop location property; E) 3D real estate map information Internet service method, characterized in that the step of inputting the route number on the bus route line. The method of claim 13, The multimedia information database 52, A) photographing the distance video (193); B) dividing the distance video by road sections and linking them to road sections (195, 199); C) 3D real estate map information Internet service method, characterized in that it was produced through the steps (196, 200) to clip the individual building image in the street video to the corresponding building information.