KR20210087824A - Apparatus and method for outputting a reference point at a construction site using a drone - Google Patents

Abstract

According to one disclosure, a method of displaying a reference point on a construction site using a drone is provided. The method capable of reducing unnecessary waste of time comprises steps of: displaying the current location of the drone on a drawing representing a construction site; receiving a user input for inputting information about a reference point on the drawing; moving the drone to the reference position of the construction site corresponding to the position of the reference point; and displaying the reference point on the ground of the reference location by using a laser module included in the drone.

Description

A method and apparatus for displaying a reference point on a construction site using a drone {Apparatus and method for outputting a reference point at a construction site using a drone}

One disclosure relates to a method and apparatus for outputting a reference point requested by a user on the ground of a construction site using a laser module included in a drone.

Unmanned aerial vehicle (UAV) is a generic term for an airplane and helicopter-shaped unmanned aerial vehicle (UAV) that can be flown and controlled by radio wave guidance without a pilot. In addition to military uses such as reconnaissance and attack, unmanned aerial vehicles have recently been increasingly used in various civilian and commercial fields such as video shooting, unmanned delivery service, and disaster observation.

On the other hand, at construction sites such as road, railway and river construction, in order to check whether the location of the structure specified in the design drawings and construction details and the amount of earthwork, etc. actually match, the design reference point confirmation, construction reference point survey, center line survey, etc. be implemented first.

In particular, the construction reference point, which is the reference point for in-place construction of the structure, serves as the location standard for earthworks and general structure construction, and also serves as the frame control point (CP) of the unit construction that serves as the location standard for the temporary reference point. It is an essential process to find a construction reference point for In the past, GPS equipment or optical waveguides were used to find the construction reference point, but cost and time was wasted, and the need for a method to find the construction reference point more accurately and quickly increased due to the decrease in reliability due to the occurrence of errors. .

Korean Patent Publication No. 10-2019-0077704 (published on July 4, 2019) Korean Patent Registration Publication No. 10-1977290 (Announced on May 3, 2019)

A technical problem according to one disclosure relates to a technical feature of displaying a reference point corresponding to a user input for selecting a point on a drawing having a coordinate value using a laser module tapped to a drone.

According to a first embodiment, there is provided a method of displaying a reference point on a construction site by using a drone, the method comprising the steps of displaying the current position of the drone on a drawing representing the construction site; Receiving a user input for inputting information, moving the drone to a reference position of the construction site corresponding to the position of the reference point, and using a laser module included in the drone to display the reference point on the ground of the reference position may include steps.

According to a second embodiment, there is provided an apparatus for displaying a reference point on a construction site using a drone, comprising a communication unit, a processor, and a memory for storing executable instructions, wherein the processor executes the instructions, thereby controlling the construction site. Displays the current location of the drone on the drawing shown, receives a user input for inputting information about the reference point on the drawing, and sends a command to move to the reference location of the construction site corresponding to the location of the reference point with the drone, A laser module included in the drone may transmit a command for displaying a reference point on the ground of a reference location.

According to a third embodiment, there is provided a drone displaying a reference point on a construction site, the drone comprising a main body including at least one motor and at least one propeller, a processor included in the main body, and included in the main body, A communication unit for communication and a laser module provided at the lower end of the main body and outputting a laser signal to the outside, wherein the processor receives a user input for inputting information about a reference point on a drawing representing a construction site, It is possible to generate a command to move the main body to a reference position of the construction site corresponding to the position, and display the reference point on the ground of the reference position by using the laser module.

According to the fourth embodiment, it is possible to provide a computer-readable non-transitory recording medium in which a program for implementing a method of displaying a reference point on a construction site using a drone is recorded.

By using a drone, it is economical to display a reference point reflecting real-time information of a construction site by using a drone, and it is possible to display a reference point in a short time, thereby reducing unnecessary waste of time.

According to one disclosure, a user can display a reference point using a drawing including information on a construction site, so that information on the reference point can be conveniently delivered to the drone.

In addition, according to the present application, it is possible to provide an effect of quickly and accurately displaying a reference point required for construction using the current location information and depth information of the drone.

According to one disclosure, by using the laser module included in the drone, not only points, lines, and planes, but also various numerical values required for construction can be easily displayed on the construction site, thereby enabling efficient information transfer to the construction site.

1 is a view for schematically explaining the characteristics of displaying a reference point on a construction site using a drone according to one disclosure.
2 is a view showing the structure of an apparatus for displaying a reference point on a construction site using a drone according to the disclosure.

Hereinafter, with reference to the accompanying drawings, embodiments of the present invention will be described in detail so that those of ordinary skill in the art can easily implement them. However, the present invention may be implemented in several different forms and is not limited to the embodiments disclosed below. In addition, in order to clearly disclose the present invention in the drawings, parts irrelevant to the present invention are omitted, and the same or similar symbols in the drawings indicate the same or similar components.

Objects and effects of the present invention can be naturally understood or made clearer by the following description, and the objects and effects of the present invention are not limited only by the following description.

The objects, features and advantages of the present invention will become more apparent from the following detailed description. In addition, in describing the present invention, when it is determined that a detailed description of a known technology related to the present invention may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. Hereinafter, an embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, the apparatus 100 for displaying a reference point at a construction site using a drone including a payment function will be abbreviated as the reference point display apparatus 100 .

1 is a view for schematically explaining the characteristics of displaying a reference point on a construction site using a drone according to one disclosure.

According to one disclosure, the reference point display apparatus 100 may display the reference point at a location requested by a user using a laser module included in the drone. According to one disclosure, the laser module may include all devices for emitting a laser beam, and in particular, a green laser of a wavelength band near 532 nm having excellent visibility among laser beams may be used. According to one disclosure, the reference point display apparatus 100 may use a plurality of laser modules or laser beams to form a mark for guiding the reference point.

According to one disclosure, the reference point display device 100 may display the current location of the drone on a drawing representing a construction site. The drawings indicating the construction site may include drawings indicating the topography of the construction site, drawings indicating information necessary for design, construction, completion, and facility maintenance of a construction project, and the like. Here, the types of drawings are not limited. Also, the drawing may include coordinates of the corresponding region, where the coordinates may include 3D coordinates.

According to one disclosure, the reference point display apparatus 100 displays the current location of the drone on the drawing displayed on the user terminal, so that the user can easily check at which location the drone is currently flying. Also, according to one disclosure, the reference point display apparatus 100 may display the current position of the drone as coordinate information.

Here, the user terminal may represent all devices including a display and a communication unit. For example, here, the user terminal is a laptop, desktop, or laptop equipped with a web browser, or an intelligent terminal with computer support functions such as Internet communication and information search added to a portable terminal. , a mobile phone, a smart phone, a pad, a smart watch, a wearable terminal, and other mobile communication terminals that a user can install and run a number of applications (ie, applications) desired by the user and the like, but is not limited thereto. Also, the user terminal may be the reference point display apparatus 100 .

According to one disclosure, the reference point display apparatus 100 may receive a user input for inputting information on the reference point on the drawing. According to one disclosure, the reference point display apparatus 100 may provide a user interface for inputting reference point information in order to help the user's convenience in inputting information on the reference point. In this case, the user interface may include items such as coordinates of the reference point, the shape of the laser indicating the reference point, a guide line indicating the shape of the terrain around the reference point, and guide information for indicating the reference point, but is not limited thereto.

According to one disclosure, the reference point display device 100 may transmit a command for moving the drone to a reference location of a construction site corresponding to the location of the reference point. According to one disclosure, the reference point display apparatus 100 may transmit a movement command to the drone so that the drone can move to a location desired by the user. In this case, the reference position represents the upper part of the place where the reference point is to be displayed.

In this case, the drone may move to a reference location using GPS information, base station information, a location sensor, and the like, and auxiliary means for finding accurate location information are not limited.

According to one disclosure, the reference point display apparatus 100 may display the reference point on the ground of the reference position by using a laser module included in the drone. The laser module may be mounted on the lower end of the drone and may transmit at least one laser. In addition, the laser module may emit a laser in various shapes.

According to one disclosure, the reference point display apparatus 100 may determine the scale of the transmitted laser by calculating the current position of the drone and the distance to the ground in order to transmit the appropriate laser to a point, line, or plane located on the drawing. Accordingly, the operator working in the field can accurately identify the shape of the laser transmitted from the drone.

According to one disclosure, the reference point display apparatus 100 may determine an output shape of a laser for displaying the reference point in response to receiving a user input for inputting information on the reference point. For example, the output shape may be made of any one of dots, lines, and planes, and may include any one of letters, numbers, and special characters.

According to one disclosure, the reference point display apparatus 100 may determine the height of the drone for outputting the laser. According to one disclosure, the reference point display apparatus 100 may determine the height of the drone that transmits the laser in order to output the laser most clearly and accurately.

According to one disclosure, the reference point display apparatus 100 may extract a ground area using a sensor capable of obtaining a color image and a depth image in order to determine the height of the drone. According to one disclosure, the reference point display apparatus 100 may determine depth information from the ground using information obtained using a sensor, light, and a camera, and may generate a depth image around a reference position. According to one disclosure, the reference point display apparatus 100 may determine the height of the drone for transmitting the laser by using the depth image.

According to one disclosure, the reference point display apparatus 100 may display the determined output shape using the laser module after moving the drone to the determined height of the drone. According to one disclosure, the reference point display apparatus 100 may operate the laser module of the drone for a time determined by the user. Alternatively, according to one disclosure, the reference point display apparatus 100 may operate the laser module of the drone by changing the position after a predetermined time in order to display a plurality of reference points.

According to one disclosure, the reference point display device 100 may receive surrounding environment information of the reference position from the drone that has moved to the reference position of the construction site. According to one disclosure, the reference point display apparatus 100 may acquire information about the surrounding environment of a place where the drone is located by using a camera, a sensor, etc. included in the drone. Alternatively, according to one disclosure, the reference point display device 100 may acquire surrounding environment information from a camera, a sensor, etc. installed at a construction site. For example, the surrounding environment information may include photos, images, temperature, weather, humidity, obstacles, information on unexpected situations, etc. of the construction site, but is not limited thereto.

According to one disclosure, the reference point display apparatus 100 may recommend a preliminary reference point for the reference point based on surrounding environment information. Here, the preliminary reference point indicates a position that can be substituted when an environment (eg, an unavoidable obstacle) in which the coordinates of the previously determined reference point are not suitable for construction is found. In this case, the preliminary reference point must have the conditions that the reference point must have in the same range, or, if not, it must be a location that has the minimum conditions to be set as the reference point.

According to one disclosure, at least one preliminary reference point may exist. According to one disclosure, the reference point display apparatus 100 may display the reference point on the ground corresponding to the preliminary reference point in response to a user input for selecting the preliminary reference point. According to one disclosure, the reference point display apparatus 100 may move the drone to display the reference point, and display the reference point using a laser module included in the drone.

2 is a view showing the structure of an apparatus for displaying a reference point on a construction site using a drone according to the disclosure.

According to one disclosure, the reference point display apparatus 100 may include a communication unit 1100 , a memory 1200 , and a processor 1300 .

According to one disclosure, the processor 1300 included in the reference point display apparatus 100 may perform the method of the present application by executing one or more instructions.

The processor 1300 generally controls the overall operation of the reference point display apparatus 100 . For example, the processor 1300 may generally control other components included in the reference point display apparatus 100 by executing programs stored in the memory 1200 . In addition, the processor 1300 may perform the function of the reference point display apparatus 100 by executing programs stored in the memory 1200 . The processor 1300 may include at least one processor. The processor 1300 may include a plurality of processors or a single processor in an integrated form according to functions and roles thereof. In one embodiment, the processor 1300 may include at least one processor that provides a notification message by executing at least one program stored in the memory 1200 .

The memory 1200 may store a program for processing and control of the processor 1300 , and may store data input to or output from the reference point display device 100 .

The memory 1200 is a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory 1200 ), etc. ), RAM (Random Access Memory), SRAM (Static Random Access Memory), ROM (Read-Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM (Programmable Read-Only Memory), magnetic memory , a magnetic disk, and an optical disk may include at least one type of storage medium.

Programs stored in the memory 1200 may be classified into a plurality of modules according to their functions, where the plurality of modules are software, not hardware, and refer to modules that are functionally operated.

The memory 1200 may store a program for processing and control of the processor 1300 , and may store an image input to the reference point display apparatus 100 or guide information output from the reference point display apparatus 100 . Also, the memory 1200 may store specific information for determining whether guide information is output.

The memory 1200 may include a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory), and a RAM. (RAM, Random Access Memory) SRAM (Static Random Access Memory), ROM (Read-Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM (Programmable Read-Only Memory), magnetic memory, magnetic disk , may include at least one type of storage medium among optical disks.

Programs stored in the memory 1200 may be classified into a plurality of modules according to their functions, for example, may be classified into a UI module, a touch screen module, a notification module, and the like.

The UI module may provide a specialized UI, GUI, and the like that is interlocked with the reference point display device 100 for each application. The touch screen module may detect a touch gesture on the user's touch screen and transmit information about the touch gesture to the processor 1300 . The touch screen module according to an embodiment may recognize and analyze a touch code. The touch screen module may be configured as separate hardware including a controller.

The notification module may generate a signal for notifying the occurrence of an event of the reference point display device 100 . Examples of events generated in the reference point display device 100 include call signal reception, message reception, key signal input, schedule notification, and the like.

The processor 1300 generally controls the overall operation of the reference point display apparatus 100 . For example, the processor 1300 may control the overall control of other modules by executing programs stored in the memory 1200 . In addition, the processor 1300 may perform the function of the reference point display apparatus 100 by executing programs stored in the memory 1200 .

Also, the processor 1300 may communicate with other devices and other servers using the communication unit 1100 . The communication unit 1100 may include one or more components that allow the reference point display device 100 to communicate with at least one drone, another device (not shown), and a server (not shown). The other device (not shown) may be a computing device such as the reference point display device 100 or a sensing device, but is not limited thereto. For example, the communication unit 1100 may include a short-distance communication unit, a mobile communication unit, and a broadcast receiving unit.

Short-range wireless communication unit, Bluetooth communication unit, BLE (Bluetooth Low Energy) communication unit, near field communication unit (Near Field Communication unit), WLAN (Wi-Fi) communication unit, Zigbee communication unit, infrared (IrDA) It may include a data association) communication unit, a Wi-Fi Direct (WFD) communication unit, an ultra wideband (UWB) communication unit, an Ant+ communication unit, and the like, but is not limited thereto.

The mobile communication unit transmits/receives a radio signal to and from at least one of a base station, an external terminal, and a server on a mobile communication network. Here, the wireless signal may include various types of data according to transmission and reception of a voice call signal, a video call signal, or a text/multimedia message.

The broadcast receiver receives a broadcast signal and/or broadcast-related information from the outside through a broadcast channel. The broadcast channel may include a satellite channel and a terrestrial channel. According to an embodiment, the reference point display apparatus 100 may not include a broadcast receiver.

According to one disclosure, the present invention may include a drone that displays a reference point at a construction site. Here, the drone includes a main body including at least one motor and at least one propeller, a processor included in the main body, a communication unit included in the main body, a communication unit communicating with the outside, and a laser provided at the lower end of the main body, and outputting a laser signal to the outside It can contain modules.

At this time, the processor included in the drone generates a command to move the main body to the reference position of the construction site corresponding to the position of the reference point in response to receiving a user input for inputting information about the reference point on the drawing representing the construction site. And, by using the laser module, it is possible to display the reference point on the ground of the reference position.

An embodiment may also be implemented in the form of a recording medium containing instructions executable by a computer, such as a program module executed by a computer. Computer-readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. Also, computer-readable media may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transport mechanism, and includes any information delivery media.

Also, in this specification, "unit" may be a hardware component such as a processor or circuit, and/or a software component executed by a hardware component such as a processor.

The above description of the present invention is for illustration, and those of ordinary skill in the art to which the present invention pertains can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. For example, each component described as a single type may be implemented in a dispersed form, and likewise components described as distributed may be implemented in a combined form.

The scope of the present invention is indicated by the following claims rather than the above detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts should be interpreted as being included in the scope of the present invention. do.

Claims (6)

displaying the current location of the drone on a drawing representing a construction site;
receiving a user input for inputting information on a reference point on the drawing;
moving the drone to a reference position of the construction site corresponding to the position of the reference point; and
A method of displaying a reference point on a construction site using a drone, comprising the step of displaying a reference point on the ground of the reference location using a laser module included in the drone. The method of claim 1,
determining an output shape of a laser for displaying the reference point based on the information on the reference point;
determining the height of the drone for outputting the laser; and
After moving the drone to the determined height of the drone, displaying the determined output shape using the laser module, a method of displaying a reference point on a construction site using a drone. The method of claim 1,
receiving information about the surrounding environment of the reference location from the drone that has moved to the reference location of the construction site;
Recommending a preliminary reference point for the reference point based on the surrounding environment information; And
In response to a user input for selecting the preliminary reference point, comprising the step of displaying a reference point on the ground corresponding to the preliminary reference point, a method of displaying a reference point on a construction site using a drone. processor; and
a memory for storing executable instructions;
The processor is
By executing the above instructions,
Display the current location of the drone on the drawing showing the construction site,
Receiving a user input for inputting information about a reference point on the drawing,
Transmitting a command to move to the reference position of the construction site corresponding to the position of the reference point with the drone,
A device for displaying a reference point on a construction site using a drone, which transmits a command for displaying a reference point on the ground of the reference location to the laser module included in the drone. a body including at least one motor and at least one propeller;
a processor included in the body;
a communication unit included in the main body and communicating with the outside; and
It is provided at the lower end of the main body and includes a laser module for outputting a laser signal to the outside,
The processor is
Upon receiving a user input for inputting information on a reference point on a drawing representing a construction site, a command for moving the main body to a reference position of the construction site corresponding to the position of the reference point is generated, and the laser module Using to display a reference point on the ground of the reference location, a drone for displaying a reference point at a construction site. A computer-readable non-transitory recording medium in which a program for implementing the method of claim 1 is recorded.

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