KR100952403B1 - Geodetic survey confirmation method - Google Patents

Abstract

PURPOSE: A geographic survey confirmation method for numerical map production and real time update of geographical information are provided to implement more exact map information of GIS server by designating a section in which real measurement is required through the comparison between an estimated distance of one point and another point and an average vehicle moving distance. CONSTITUTION: A worker inputs a vehicle moving distance to a terminal controller(230). The terminal controller recognizes a close location as a new restart location. The terminal controller recognizes a start location as a new re-close location. The worker inputs a vehicle reverse moving distance to the terminal controller. The terminal controller transmits location signals through wireless communications. If the error value between an estimated distance and an average distance is not a reference value scope, a GIS(Geographical Information System) controller(320) designates the corresponding section as a real measurement requirement section.

Description

Geodetic Survey Confirmation Method for Digital Map Production Based on Geospatial and Elevation Data for Real-Time Update of Geographic Information {Geodetic Survey Confirmation Method}

The present invention relates to a geodetic confirmation method for digital map production based on terrain information and elevation data for real-time updating of geographic information.

A digital map is a digital map created by analyzing various numerical information obtained from survey maps, aerial photographs, satellite images, etc., and numerically editing them.

Such numerical maps are also used for various cadastral and topographic maps.

The cadastral map is a map showing the location, land number, land cover, boundary, etc. of the land, and the topographic map is a map showing the shape of the earth's surface, water system, land use, settlement, and arrangement of roads, railways and other works.

On the other hand, the cadastral map can accurately confirm the location, land number, boundary, etc. of the land, but the exact distance from one position to another cannot be known.

The topographic map also shows the arrangement of roads, railways, etc., but the exact distance between each point is unknown.

Therefore, in producing the cadastral map and topographic map, there is a need to accurately measure the distance between each point.

The present invention has been invented according to the above-mentioned requirements, and in producing cadastral maps and topographic maps, geodetic data and geodetic data-based geodetic maps for geodetic information for real-time updating of geographic information that can accurately display the distance between points. The problem to be solved is to provide a verification method.

The present invention for solving the above problems, the control unit of the terminal device, the start position specifying step of receiving the start position via the touch screen panel as a temporary storage; A vehicle moving step of moving the vehicle to an end position; The controller of the terminal device receives and temporarily stores the end position based on the start position through the touch screen panel, and temporarily stores the vehicle moving distance from the start position to the end position measured by the mileage measurement device. An end position designation / vehicle movement distance input step; A starting position specifying step of designating, by the control unit of the terminal device, the ending position as the restart position through the touch screen panel; A vehicle reverse movement step of moving the vehicle to an initial start position; In the control unit of the terminal device, the start position is input through the touch screen panel, and the start position is reassigned to the end position, and the vehicle reverse moving distance from the restart position measured by the traveling distance measuring device to the end position is input. An end position reassignment / vehicle reverse movement distance input step of receiving and temporarily storing; In the control unit of the terminal device, the input information wireless transmission for transmitting the temporarily stored start position, end position, restart position, the position information of the re-end position, the vehicle moving distance information and the vehicle reverse movement distance information via the terminal transmitter Steps; The GIS control unit of the GIS server receives position information from the terminal device via the GIS receiver unit, calculates an estimated distance from the start position to the end position or the restart position to the end position, and calculates the vehicle moving distance information from the GIS receiver unit. And calculating the average vehicle movement distance from the start position to the end position and the restart position to the end position based on the vehicle reverse movement distance information, and compares the estimated distance and the average distance to the estimated distance from the start position to the end position. If an error of more than a reference value occurs between the average distance of the vehicle, characterized in that it comprises a measurement required section specifying step of designating the corresponding section as the measurement required section.

According to the present invention as described above, by comparing the average value of the moving distance measured by the vehicle and the estimated distance between one point and another point that can be obtained through the map information of the cadastral map and the topographic map stored in the GIS server, the actual measurement between each point By raising the necessity, it is possible to make the map information of the GIS server more accurate.

Hereinafter will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a terminal device according to the present invention, Figure 2 is a view showing a terminal device according to the present invention, Figure 3 is a view showing a vehicle of the present invention, with reference to Figures 1 to 3 Referring to the geodetic check method for producing digital map according to the following.

First, the traveling distance measuring apparatus 100 according to the present invention is a conventional one which is installed in a vehicle and indicates a distance traveled by the vehicle, and detailed description thereof will be omitted.

In addition, the terminal device 200 according to the present invention includes a body 210 constituting a body, a touch screen panel 220 installed on the body 210, a GPS sensor GS installed on the body 210, and The terminal controller 230 is installed on the body 210 and the terminal transmitter 240 is installed on the body 210.

The touch screen panel 220 inputs numerical information and outputs map information from the terminal controller 230. In this case, the touch screen panel 220 includes a map menu 221 indicating a map, a start / end menu 222 for starting or ending data input, a position setting menu 223 for designating a position, and a vehicle. A distance value input menu 224 for inputting the moved distance value is provided.

The map menu 221 is displayed on the right side of the touch screen panel 220 to show a map.

The start / end menu 222 is displayed on the left side of the touch screen panel 220 and enables the user to start or end data input by an external touch. In addition, the start / end menu 222, the data indicating the start position, end position, restart position, restart end position, vehicle movement distance, vehicle reverse movement distance input to the terminal control unit 230 is transmitted to the outside wirelessly .

The position setting menu 223 is displayed at the bottom of the start / end menu 222 and inputs a start position, an end position, a restart position, and a re-end position to the map menu 221 through a touch from the outside. To be able.

The distance value input menu 224 appears at the bottom of the position setting menu 223 and allows the vehicle V to input a distance moved by a touch from the outside.

 The GPS sensor GS is installed in the body 210 and operated by the terminal controller 230 to receive position information from the GPS satellite S.

The terminal controller 230 controls the operation of the GPS sensor (GS), receives position information from the GPS satellites (S), and outputs an image object through map information and position information stored therein, and the touch screen panel 220. The start position signal, the end position signal, the restart position signal, the end position signal, the vehicle movement distance signal, and the vehicle reverse movement distance signal are received.

The terminal transmitter 240 is operated and controlled by the terminal controller 220 to wirelessly transmit a start position signal, an end position signal, a restart position signal, a restart position signal, a vehicle movement distance signal, and a vehicle reverse movement distance signal.

The GIS server 300 receives the start position signal, the end position signal, the restart position signal, the end position signal, the vehicle movement distance signal and the vehicle reverse movement distance signal from the terminal transmitter 240 of the terminal device 200. The GIS receiving unit 310 and the GIS control unit 320 for controlling the operation of the GIS receiving unit 310.

At this time, the GIS control unit 320, the start position information, the end position information, the restart position information, the end position information, the vehicle moving distance information, and the vehicle station moving distance information and the self-stored map received from the GIS receiving unit 310 Compare and analyze the information.

That is, when the GIS controller 320 receives the start position information from the GIS receiver 310, the GIS controller 320 checks map information such as the plane position and the altitude at the start position, and receives the end position information from the GIS receiver 310. Check the map information such as plane position and altitude at the end position.

 At this time, the GIS control unit 320 calculates an estimated distance from the start position (P1) to the end position (P2) through the map information such as the plane position and altitude of the start position (P1) and the end position (P2).

In addition, when the GIS control unit 320 receives the restart position information from the GIS receiver 310, the GIS controller 320 checks map information such as the plane position and the altitude at the restart position, and receives the re-end position information from the GIS receiver 310. Upon reception, the map information such as the plane position and the altitude at the re-termination position is confirmed.

On the other hand, the estimated distance is distance information indicating the distance from the start position (P1) to the end position (P2) obtained through the above position information. At this time, since the estimated distance is not the exact distance by actual measurement, an error occurs from the actual distance from the start position P1 to the end position P2.

In addition, the GIS control unit 320 calculates an average value of the vehicle moving distance and the vehicle reverse moving distance from the GIS receiving unit 310.

In addition, the GIS controller 320 compares the average value of the estimated distance and the vehicle moving distance calculated through the map information, and if the error value between the estimated distance and the average value of the vehicle moving distance is outside the preset reference value range, the corresponding section is measured. Specify the required section. In this case, the GIS controller 320 externally indicates that it is necessary to measure the corresponding section through a separate output device (not shown). In this case, a display device or a speaker may be used as the output device.

Hereinafter, the geodetic confirmation method according to the present invention.

Figure 4 is a flow chart showing a geodetic confirmation method according to the invention, Figures 5 to 9 are views for showing the operation of the geodetic check method for producing a digital map according to the present invention, seen with reference to Figs. Referring to the geodetic confirmation method according to the invention as follows.

First, the operator moves the work section by driving the vehicle while the terminal device 200 is turned on as shown in FIG. 2. At this time, when it is necessary to measure the distance between one point and the other point in the work interval, when the operator touches the start / end menu 222 in the state of Figure 2, the map on the touch screen panel 220 as shown in FIG. The menu 221, the position setting menu 223, and the distance value input menu 224 are displayed.

(1) Start position designation step

Thereafter, when the operator touches the position setting menu 223 at the start position P1 of the work section to be measured, the terminal controller 230 of the terminal apparatus 200 determines the start position P1 and the end position P2. When the operator prepares to recognize and continues to designate the start position P1 in the map on the map menu 221 as shown in FIG. 6, the terminal controller 230 recognizes the start position P1.

(2) vehicle movement stage

When the start position P1 is set as described above, the operator stops at the end position P2 of the work section to be measured by driving the vehicle V.

(3) End position designation / vehicle movement distance input step

Subsequently, when the worker touches the end position P2 on the map menu 221 in the state as shown in FIG. 7, the terminal controller 230 recognizes the end position P2.

Subsequently, the operator inputs the vehicle moving distance checked by the traveling distance measuring apparatus 100 installed in the vehicle V to the terminal controller 230 through the distance value input menu 224 as shown in FIG. 8.

(4) Start position reassignment step

As described above, in the state where the start position P1, the end position P2, and the vehicle moving distance information are input to the terminal control unit 230, the manager further measures the distance from the start position P1 to the end position P2. For accurate measurement, the end position P2 is set to the restart position P1 'and the start position P1 is set to the end position P2', from the restart position P1 'to the end position P2'. Measure the distance.

That is, when the worker touches the end position P2 on the map menu 221 in the state as shown in FIG. 8, the terminal controller 230 re-recognizes the end position P2 as a new restart position P1 ′. .

(5) vehicle reverse movement stage

When the end position P2 is set to the new restart position P1 'as described above, the operator drives the vehicle V and stops at the initial start position P1.

(6) End Position Override / Vehicle Reverse Travel Distance Input Step

When the operator who stops at the start position P1 touches the start position P1 on the map menu 221, the terminal controller 230 recognizes the start position P1 as a new end position P2 ′. do. At this time, the operator inputs the vehicle reverse movement distance from the restart position P1 ′ to the restart end position P2 ′ to the terminal control unit 230 via the distance value input menu 224 as shown in FIG. 9.

(7) Input information wireless transmission stage

When the start position signal, the end position signal, the restart position signal, the end position signal, the vehicle movement distance signal and the vehicle reverse movement distance signal are input to the terminal controller 230 as described above, the operator starts / ends the menu 221. ), The terminal controller 230 wirelessly transmits the start position signal, the end position signal, the restart position signal, the end position signal, the vehicle movement distance signal, and the vehicle reverse movement distance signal through the terminal transmitter 240. .

On the other hand, when the start position signal, the end position signal, the restart position signal, the end position signal, the vehicle movement distance signal and the vehicle reverse movement distance signal are wirelessly transmitted from the terminal transmitter 240, the GIS server 300 installed in a separate place. The GIS receiver 310 receives the signals.

(8) Steps to specify the required section

At this time, the GIS control unit 320 analyzes the start position signal, the end position signal, the restart position signal, and the end position signal from the GIS receiving unit 310, and between the start position P1 and the end position P2. Calculate the estimated distance. That is, the GIS controller 320 analyzes the plane position and the altitude of the start position P1 and the end position P2, and calculates an estimated distance from the start position P1 to the end position P2.

In addition, the GIS control unit 320, the average of the vehicle moving distance from the start position (P1) to the end position (P2), and the vehicle reverse movement distance from the restart position (P1 ') to the end position (P2'). Calculate distance

Thereafter, the GIS controller 320 compares the estimated distance by the map information between the start position P1 and the end position P2 and the average distance by the actual measurement between the start position P1 and the end position P2. Therefore, if the error value between the estimated distance and the average distance is out of the reference value, the corresponding section is designated as the actual measurement required section. At this time, the GIS control unit 320 displays a notification message that it is necessary to measure the distance from the start position P1 to the end position P2 through a separate output device.

At this time, the GIS server manager recognizes through the notification message that it is necessary to measure the distance from the start position P1 to the end position P2. Therefore, the GIS server administrator can calibrate the GIS server by measuring the distance from the start position P1 to the end position P2 through a separate measurement measuring mechanism.

As described above, the geodetic check method for producing a digital map according to the present invention is measured by an estimated distance between one point and another point that can be obtained through map information of cadastral maps and topographic maps stored in the GIS server 300 and the vehicle. By comparing the average value of the moving distances and raising the need for measurement between each point, there is an effect that the map information of the GIS server 300 can be made more accurate.

1 is a block diagram of a terminal device according to the present invention,

2 is a view showing a terminal device according to the present invention,

3 is a view showing a vehicle of the present invention,

4 is a flowchart showing a geodetic confirmation method according to the present invention,

5 to 9 are diagrams for showing the operation of the geodetic check method for producing a digital map according to the present invention.

-Explanation of terms for the main parts of the accompanying drawings-

S; GPS satellite V; vehicle

100; Traveling distance measuring device 210; Body 210

220; Touch screen panel GS; GPS sensor

230; Terminal control unit 240; Terminal transmitter

300; GIS server 310; GIS Receiver

320; A GIS controller P1; Start position

P2; End position P1 '; Restart position

P2 '; Relocation location

Claims (1)

In the terminal control unit 230 of the terminal device 200, the start position designation step of receiving the start position (P1) via the touch screen panel 220 as a temporary storage; A vehicle moving step of moving the vehicle to an end position P2; The terminal control unit 230 of the terminal device 200 receives and temporarily stores the end position P2 based on the start position P1 through the touch screen panel 220, and temporarily stores the touch screen panel 220. An end position designation / vehicle movement distance input step of receiving and temporarily storing the vehicle movement distance from the start position P1 to the end position P2 measured by the traveling distance measuring apparatus 100 as a parameter; In the terminal control unit 230 of the terminal device 200, the start position specifying step of specifying the end position (P2) as a restart position (P1 ') via the touch screen panel 220; A vehicle reverse movement step of moving the vehicle to an initial start position P1; In the terminal control unit 230 of the terminal device 200, the start position P1 is input via the touch screen panel 220, and the start position P1 is reassigned to the end position P2 ', and the touch screen panel is selected. End position reassignment / vehicle station for receiving and temporarily storing the vehicle station moving distance from the restart position P1 'measured by the traveling distance measuring apparatus 100 to the restart end position P2' via 220. Moving distance input step; In the terminal control unit 230 of the terminal device 200, the position information of the temporarily stored start position (P1), end position (P2), restart position (P1 '), and re-end position (P2') and the vehicle moving distance An input information wireless transmission step of wirelessly transmitting the information and the vehicle reverse travel distance information through the terminal transmitter 240; In the GIS control unit 320 of the GIS server 300, receiving the position information from the terminal device 200 via the GIS receiving unit 310, the end position (P2) or restart position (P1) from the start position (P1) Calculate the estimated distance from ') to the end position (P2), and from the start position (P1) to the end position (P2) and the vehicle moving distance information and vehicle reverse movement distance information from the GIS receiver 310 Calculate the average distance traveled by the vehicle from the restart position P1 'to the end position P2', compare the estimated distance with the average distance, and estimate the vehicle from the start position P1 to the end position P2. A measurement required section designation step of designating a corresponding section as a measurement required section when an error of more than a reference value occurs between the average distances of the measured distances; Geodetic confirmation method for producing a digital map based on topographic information and altitude information for real-time updating of geographic information comprising a.

Images