KR100671476B1 - A three dimension geographic information providing mobile, device and method thereof - Google Patents

Abstract

The present invention relates to an apparatus and a method for providing geographic information, wherein a terminal is connected through a network to transmit destination information to a control unit of the geographic information providing apparatus, and a geographic information generation unit according to the control signal of the control unit. An area of a predetermined area is read from the information database, and geographic information of the destination is generated by reading and combining three-dimensional building internal information of the area from the building information database. When the transmitter transmits geographic information generated according to the control signal of the controller to the terminal, the terminal receives signals from at least one satellite and a reference station, calculates its coordinates, and uses its altitude sensor. And calculate and display a position corresponding to the calculated coordinate and altitude on the 3D geographic information. In this way, the user may be provided with information about the destination on a three-dimensional stereoscopic screen, and may easily find the destination.

Mobile Phone, Terminal, DGPS, GPS, Building Information, 3D, Interior Photo, Geographic Information

Description

A three-dimensional geographic information providing mobile, device and method

1 is a configuration diagram of a general DGPS system.

2 is a block diagram of an apparatus for providing three-dimensional geographic information according to an embodiment of the present invention.

3 is a block diagram of a terminal according to an embodiment of the present invention.

4 is a flowchart illustrating a method of providing 3D geographic information according to an embodiment of the present invention.

The present invention relates to a geographic information providing apparatus, and more particularly, to a three-dimensional geographic information providing apparatus and method for providing an accurate geographic information service.

In general, a GPS (Global Positioning System) system is a satellite positioning system that can determine the current position or time using satellites. The GPS system obtains the position of the viewpoint by receiving the radio wave emitted from the satellite that knows the exact position and measuring the time required to the viewpoint. Recently, with the rapid development of the information and communication field, the fields of application and application technologies of the GPS system are rapidly developing and diversifying. In GPS systems, the measured values include errors due to satellite clocks, satellite orbits, ionospheric propagation delays, etc. Efforts have been made to minimize these error factors. The most widely used method is the differential GPS (DGPS) system.

1 is a view showing the structure of a general DGPS system. Referring to the drawings, the DGPS system requires two GPS receivers, one of which is provided in a fixed reference station 520 and the other of which is provided in the mobile DGPS receiver 530.

The DGPS receiver 530 has a GPS receiver 532 and a BEACON receiver 534, where the GPS receiver 532 receives the coordinate information provided from the satellite 510, and the BEACON receiver 534 receives the reference station 520. Receive error correction information according to the RTCM (Radio Technical Commission for Maritime) protocol provided through the medium-wave signal. The DGPS receiver 530 corrects the received coordinate information using the error correction information to calculate a more accurate coordinate value and provides the user terminal 40 to the user terminal 40 according to the National Marine Electronics Association (NMEA) protocol. The DGPS receiver 530 and the user terminal 540 may be connected by RS232C serial communication. As such, the user terminal 540 provided with the coordinate value of which the error is corrected displays the latitude and longitude coordinates based on the WGS84 coordinate system.

On the other hand, most of the geographic information services these days are about to display the destination to go to the pre-stored map, there is a problem that you can not easily find the destination even by looking at the map. In other words, since only the destination is displayed on a two-dimensional planar map, the user decides where to go, which is inaccurate and difficult to understand.

In addition, since it is displayed as a map, it is not difficult to distinguish whether the outside or the inside of the building is actually viewed, and in the case of a very large building, the interior is quite complicated, so it is not easy to find a destination.

The technical problem of the present invention is to solve such a conventional problem, to provide a user's current location and destination in a three-dimensional picture, in particular to provide a three-dimensional interior of a large building, such as to easily find a desired destination. To provide a three-dimensional geographic information providing terminal, apparatus and method.

The three-dimensional geographic information providing apparatus according to a feature of the present invention for solving the technical problem,

A geographic information providing apparatus that receives destination information from a user's terminal and provides geographic information of a predetermined region including a corresponding destination.

A building information database providing information in a building as a three-dimensional photograph;

A geographic information database for storing three-dimensional geographic information;

A web page unit for storing a web page;

A controller configured to provide a web page of the web page unit when the terminal is connected through a network, and to provide three-dimensional geographic information of a destination when destination information is received from the terminal;

According to the control signal of the control unit from the geographic information database to read the area of a certain area around the destination and geographic information for generating three-dimensional geographic information by reading and combining the information of each building of the area from the building information database Generation unit;

And a transmitter for transmitting the 3D geographic information generated according to the control signal of the controller to a destination selected by the terminal.

The terminal,

A position receiver which receives a signal from at least one satellite and a reference station and calculates and outputs its position;

An altitude detector for calculating and outputting its altitude;

A keypad unit for receiving a selection of a user input;

When the destination information is transmitted to the geographic information providing apparatus according to the input of the keypad, and the 3D geographic information related to the destination is received from the geographic information selling apparatus, the position receiver and the altitude sensing unit calculate the destination information. A microcomputer for controlling to display and display a current location on the three-dimensional geographic information;

And a display unit for displaying location information under the control of the microcomputer.

Geographic information providing method according to a feature of the present invention for solving the technical problem,

A method for selling geographic information that receives destination information from a user's terminal and provides three-dimensional geographic information of a predetermined region including a corresponding destination,

Connecting the terminal through a network to transmit destination information to a control unit of the geographical information providing apparatus;

When the destination information is received from the terminal, the geographic information generation unit reads an area of a predetermined area around the destination from the geographic information database according to a control signal of the controller, and the 3D building information of the area is stored in the building information. Generating geographic information of a destination by reading and combining from a database;

And transmitting, by the transmitter, the geographic information generated according to the control signal of the controller to the terminal.

The method,

The terminal receiving a signal from at least one satellite and a reference station to calculate its coordinates and to calculate its altitude using an altitude sensor;

If the terminal receives the 3D geographic information related to the destination from the geographic information providing apparatus, displaying the position corresponding to the calculated coordinates and altitude on the 3D geographic information to display.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention.

In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention. Like parts are designated by like reference numerals throughout the specification. When a part is connected to another part, this includes not only a direct connection but also a connection between other components in between.

2 is a block diagram of an apparatus for providing geographic information according to an embodiment of the present invention.

2, a geographic information providing apparatus according to an exemplary embodiment of the present invention includes a geographic information generation unit 320, a control unit 330, a transmission unit 340, a building information database 350, and a geographic information database 360. ), Web page database 370 and subscriber database 380.

The building information database 350 stores information in a building in three dimensions and uses a reaper or a blueprint. At this time, with the cooperation of the building owner, the photographer may take a picture in advance or use a three-dimensional three-dimensional design. The web page unit 370 stores a web page. The subscriber database 380 stores the subscriber's telephone number, personal information, payment information, destination, destination, and the like. The geographic information database 360 stores three-dimensional geographic information of a corresponding region, and may use satellite photographs and the like as necessary. The controller 33 processes payment from the terminal, and when the terminal is connected through a network, provides a web page of the web page database 370, and when destination information is received from the terminal, geographic information of the destination. To provide control. The geographic information generation unit 320 reads an area of a predetermined area around the destination from the geographic information database 360 and the building information database 350 according to a control signal of the control unit 330 to obtain geographic information of the destination. The destination is displayed on the generated geographic information. The transmitter 340 transmits three-dimensional geographic information generated according to the control signal of the controller 330 to a destination selected by the terminal.

3 is a block diagram of a terminal according to an embodiment of the present invention.

Referring to FIG. 3, the terminal 100 includes a DGPS receiver 80 which receives a position-related signal from at least one satellite and a reference station and outputs its latitude and longitude coordinates; An altitude sensor 85 for measuring the current altitude; An antenna 20 for wirelessly receiving a predetermined signal from a base station of an external network 200; A keypad unit 50 having a function key unit 51 for selecting a menu and a numeric key unit 52 for receiving a number; A memory 11 for storing a browser program for wireless Internet; By executing the browser program to transmit the information selected by the user's keypad unit 50 to the geographic information providing device through the antenna, and to display the current position according to its coordinates and altitude on the received three-dimensional geographic information A microcomputer 12 for controlling; An audio unit 14 for performing audio signal processing according to the control of the microcomputer 12; A microphone 40 which receives a voice and outputs it to the audio unit; A speaker 30 for outputting voice information received from the audio unit 14; In accordance with the control of the microcomputer 10 includes a display device 60 for displaying the location and destination information of the terminal as a satellite picture. Here, the DGPS receiver may be replaced by the GPS receiver for cost, and in this case, the error of the coordinate may be slightly increased. Such a configuration of the terminal 100 may be variously modified, and parts that are not related to the operation of the present invention are widely known in the art, and thus detailed description thereof will be omitted.

Next, the operation of the apparatus for providing geographic information according to the embodiment of the present invention having such a configuration will be described with reference to FIGS. 2 to 4.

4 is a flowchart of a method for providing geographic information according to an embodiment of the present invention.

First, when the holder of the terminal 100 manipulates the keypad 50 to access a computer having the corresponding floating IP, the microcomputer 12 modulates a character string for connection through the transceiver 13 and the antenna 20 and transmits it. In addition, the modulated signal is transmitted to the controller 330 through a network 200 such as a base station and an exchange (not shown).

Then, the controller 330 transmits the web page stored in the web page database 370 to the terminal 100, and the microcomputer 12 displays the web page on the display device 60 so that the terminal user sees it. . This communication process is the same in the future, and will be described briefly below.

Then, when the user inputs destination information including a place to obtain geographic information through the keypad 50, the microcomputer 120 transmits the destination information to the controller 330 through the network 200 (S420). ).

Then, the controller 330 receives the destination information and performs a payment procedure from the terminal 100. In this case, various methods such as credit card, Giro, and bank transfer are possible, and payment may be provided for free if necessary (S430).

When the settlement is completed, the controller 330 transmits the destination information to the geographic information generation unit 320.

Then, the geographic information generation unit 320 reads three-dimensional geographic information of a predetermined region from the satellite photo database 350 and reads and combines building information of each building of the corresponding region from the building information database 350. In operation S440, geographic information indicating a destination is generated. In this case, the building information may be displayed only when the user enters the building, may be provided in real time, or may be provided at regular time intervals.

When the 3D geographic information is generated, the transmitter 340 transmits the 3D geographic information generated according to the control signal of the controller 330 to the terminal 100 (S450). At this time, if necessary, the destination may be designated not only to the calling terminal but also to other terminals, and may be transmitted to a plurality of terminals desired by the user of the terminal 100.

Meanwhile, the DGPS receiver 80 of the terminal 100 receives a signal from the reference station 520 and at least one GPS satellite 500, calculates and outputs its coordinates, and the altitude sensor 85 has its own altitude. Calculate and output

Then, the microcomputer 12 of the terminal 100 determines its own three-dimensional position calculated by the coordinates of the terminal output from the DGPS receiver 80 and the altitude output from the altitude sensor 85. In operation S460, the display apparatus 60 displays the 3D geographic information received from the transmission unit 340. In this case, when the distance between the destination and the user's location is a certain distance, the geographical information can be easily viewed by providing a zoom in or zoom out function according to the user's selection.

In addition, when the current location is moved to the inside of the building, the microcomputer 12 displays only the inside information of the building in detail, and even when moving to each floor, the inside information of each floor is provided in the form of a three-dimensional photograph to accurately identify the destination. You can get there.

For example, if the destination is a cotton wedding hall Blue Bird Hall, the destination information is displayed on the left side of the 3rd floor of the cotton wedding hall, and the 3D geographic information is provided until the user comes to the cotton wedding hall, Photos are provided, and when moving to the 3rd floor, a picture of the inside of the 3rd floor is provided so that you can easily arrive at Blue Bird Hall.

This embodiment of the present invention can be modified in various ways, if necessary, the terminal 100 transmits its location information to the control unit 310, and the geographic information generation unit 320 to determine the location of the destination and the terminal. The displayed three-dimensional geographic information may be transmitted to the terminal. In this case, the microcomputer 12 transmits the destination information and its own location to the geographic information providing device according to the input of the keypad 50, and the three-dimensional geography displaying the destination and its location from the geographic information providing device. When the information is received, the received geographic information is displayed on the display unit. In addition, the geographic information generation unit 320 reads an area of a predetermined area around the destination from the building information database and the geographic information database according to the control signal of the control unit 330, and thus the position of the destination and the terminal 100 is determined. This is done by creating geographic information displayed in three dimensions.

In the above process, the geographic information generation unit, the control unit, the transmission unit, etc. may be implemented in one hardware, and may be implemented in hardware or software.

Although the preferred embodiments of the present invention have been described in detail above, the scope of the present invention is not limited thereto, and various modifications and improvements of those skilled in the art using the basic concepts of the present invention defined in the following claims are also provided. It belongs to the scope of rights.

As described above, in the embodiment of the present invention, the terminal user can transmit the destination information, and can see the geographic information in which the destination and his location are displayed in three dimensions, so that the user can easily find the destination, particularly provided in the form of a picture. You can easily recognize the geographic information.

Claims (5)

A geographic information providing apparatus that receives destination information from a user's terminal and provides geographic information of a predetermined region including a corresponding destination. A building information database providing information in a building as a three-dimensional photograph; A geographic information database for storing three-dimensional geographic information; A web page unit for storing a web page; A controller configured to provide a web page of the web page unit when the terminal is connected through a network, and to provide three-dimensional geographic information of a destination when destination information is received from the terminal; According to the control signal of the control unit from the geographic information database to read the area of a certain area around the destination and geographic information for generating three-dimensional geographic information by reading and combining the information of each building of the area from the building information database Generation unit; And a transmitter for transmitting the 3D geographic information generated according to the control signal of the controller to a destination selected by the terminal. The terminal, A position receiver which receives a signal from at least one satellite and a reference station and calculates and outputs its position; An altitude detector for calculating and outputting its altitude; A keypad unit for receiving a selection of a user input; When the destination information is transmitted to the geographic information providing apparatus according to the input of the keypad, and the 3D geographic information related to the destination is received from the geographic information selling apparatus, the position receiver and the altitude sensing unit calculate the destination information. A microcomputer for controlling to display and display a current location on the three-dimensional geographic information; And a display unit for displaying the location information according to the control of the microcomputer. delete delete A method for selling geographic information that receives destination information from a user's terminal and provides three-dimensional geographic information of a predetermined region including a corresponding destination, Connecting the terminal through a network to transmit destination information to a control unit of the geographical information providing apparatus; When the destination information is received from the terminal, the geographic information generation unit reads an area of a predetermined area around the destination from the geographic information database according to a control signal of the controller, and the 3D building information of the area is stored in the building information. Generating geographic information of a destination by reading and combining from a database; Transmitting a geographic information generated according to a control signal of the controller to the terminal; The terminal, Receiving a signal from at least one satellite and a reference station to calculate its coordinates and to calculate its altitude using an altitude sensor; And When the 3D geographic information related to the destination is received from the geographic information providing apparatus, displaying and displaying the position corresponding to the calculated coordinates and altitude in the 3D geographic information, characterized in that for performing the step of displaying. . delete

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