KR101681140B1 - Screen golf system - Google Patents

Abstract

One embodiment of the present invention relates to a screen golf system. The technical problem to be solved is to allow a plurality of golfers to enjoy screen golf by using one video screen corresponding to a plurality of hit zones.
To this end, an embodiment of the present invention includes a sensing device for detecting ballistic data of golf balls struck in a plurality of striking zones provided at one side of a golf driving range, An image screen having a size corresponding to all of the plurality of striking zones and facing the plurality of striking zones; A projector for projecting a three-dimensional image of a golf course onto the image screen; And a controller for receiving ballistic data of the golf ball sensed by the sensing device, calculating flight trajectory data of the golf ball using the ballistic data, and transmitting the calculated trajectory data of the golf ball to the image A screen golf system comprising a central control panel for displaying on a screen.

Description

Screen Golf System {SCREEN GOLF SYSTEM}

One embodiment of the present invention relates to a screen golf system in which a plurality of golfers can enjoy screen golf using one video screen.

Golf is a sport aimed at putting a ball placed on the floor with a stick of various sizes and putting it into a hole within a predetermined number of times. It can expect a considerable level of exercise amount, and recently, people's interest has increased and consumption cost has been lowered It has become a popular sport.

These places can be enjoyed by an outdoor golf course that consists of a number of holes and greens and can play a real game, and you can practice basic shots and putts before going out to an outdoor golf course. There is indoor and outdoor golf driving range to utilize.

Accordingly, a golf simulation system configured to be able to play a golf game as if enjoying golf on a real golf course has been developed and installed in a golf driving range.

Such a golf simulation system generally includes a flying area that strikes a golf ball, flight trajectory sensing means that senses a flying trajectory, such as the direction and speed of the hit golf ball, and a three-dimensional image of the golf course output by the projector, And a control unit for outputting a three-dimensional dynamic virtual screen observed toward a target point from the position of the golf ball according to the flight trajectory sensed by the flight locus sensing means to the image screen.

That is, when the golfer hits the golf ball in the striking area, the flight path of the hit golf ball is detected by the flight path detecting means and then inputted to the control unit. In the control unit receiving the data of the detected flight path, The three dimensional image that follows the flight path after calculating the flying distance and stop point of the ball is displayed on the video screen. Accordingly, the golfer performs the golf practice with the same visual sense as playing the actual golf course It will be possible to do.

However, in such a conventional golf simulation system, since a plurality of video screens corresponding to the golf ball striking areas are provided, a time difference occurs between a plurality of golfers enjoying screen golf at the same time, There is a problem that the interest of a plurality of golfers is lowered.

Registered Patent Publication No. 10-0949847 'Screen Golf Simulation Device' Registered Patent Publication No. 10-1236154 'Screen Golf System with Screen Screen Central Control Method and Play Room Circulation Method'

One embodiment of the present invention provides a screen golf system that allows a plurality of golfers to enjoy screen golf by using one video screen corresponding to a plurality of shot zones.

A screen golf system according to an embodiment of the present invention includes a plurality of sensing devices for sensing ballistic data of golf balls struck in a plurality of striking zones provided at one side of a golf driving range, An image screen having a size corresponding to all of the plurality of striking zones and facing the plurality of striking zones; A projector for projecting a three-dimensional image of a golf course onto the image screen; And a controller for receiving ballistic data of the golf ball sensed by the sensing device, calculating flight trajectory data of the golf ball using the ballistic data, and transmitting the calculated trajectory data of the golf ball to the image And a central control panel for displaying on a screen.

The video screen may receive a 3D still image of one golf course from the projector.

Wherein the central control panel comprises: a first communication module for transmitting / receiving data to / from the plurality of sensing devices or the projectors; A storage module for storing registration information of members, image data and multimedia data of a golf course, ballistic data of the golf ball, and flight trajectory data of the golf ball calculated; An information input module into which the registration information of the members and the three-dimensional image information of the golf course desired by the members are input; A trajectory calculating module for calculating trajectory data of the golf ball based on ballistic data of the golf ball sensed by the sensing device; A game matching module for matching a golf game opponent based on input information of a member who desires a golf game service; A game providing a golf game service by providing the projector with the three-dimensional image information of the golf course desired by the matching golf game opponent, progress information of the golf game, and flight trajectory data of the golf ball to the projector, Providing module; A protocol module for managing protocols of the plurality of sensing devices; And a control module for controlling the operation of each component.

And a player terminal receiving the three-dimensional image information of the golf course desired by the golf game opponent and the progress information of the golf game and the flight trajectory data of the golf ball from the central control panel And the central control unit may further include a second communication module for transmitting and receiving data with the game terminal.

The central control panel may further include a DC power module for supplying and controlling power to the control module.

The sensing device includes: a communication unit for transmitting and receiving data with the central control panel; A light emitting unit disposed at a position spaced apart from the hit point of the golf ball by a predetermined distance and including at least one light emitting element for emitting infrared rays; A light receiving unit including at least one image sensor for detecting infrared rays emitted from the light emitting unit and reflected by the golf ball; A proximity sensor for sensing when the golf ball is hit; A ballistic data calculation unit for calculating ballistic data of the golf ball based on data sensed by the light receiving unit and the proximity sensor unit; And a control unit for controlling the operation of each component.

Ballistic data of the golf ball may include at least one of a speed, a height, a rotational direction, and an amount of rotation of the golf ball.

The screen golf system according to an embodiment of the present invention includes an image screen corresponding to a plurality of striking zones and projects a three-dimensional image of a golf course on a single image screen through a projector, The golfer of the golf club can enjoy the screen golf at the same time, thereby increasing the interest of a plurality of golfers.

1 is a schematic diagram illustrating a screen golf system according to an embodiment of the present invention.
2 is a block diagram schematically showing the sensing device of FIG.
3 is a block diagram schematically showing the central control panel of Fig.
FIG. 4 is a view showing an example of ballistic data of a golf ball through a game terminal in a screen golf system according to an embodiment of the present invention.
5 is a circuit diagram showing the DC power supply module of FIG.

The terms used in this specification will be briefly described and the present invention will be described in detail.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. Also, in certain cases, there may be a term selected arbitrarily by the applicant, in which case the meaning thereof will be described in detail in the description of the corresponding invention. Therefore, the term used in the present invention should be defined based on the meaning of the term, not on the name of a simple term, but on the entire contents of the present invention.

When an element is referred to as "including" an element throughout the specification, it is to be understood that the element may include other elements as well, without departing from the spirit or scope of the present invention. Also, the terms "part," " module, "and the like described in the specification mean units for processing at least one function or operation, which may be implemented in hardware or software or a combination of hardware and software .

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

1 is a schematic view of a screen golf system according to an embodiment of the present invention, Fig. 2 is a block diagram schematically showing the sensing apparatus of Fig. 1, Fig. 3 is a block diagram schematically showing a central control panel of Fig. 1 FIG. 4 is a diagram illustrating an example of ballistic trajectory data of a golf ball through a game terminal in a screen golf system according to an embodiment of the present invention. FIG. 5 is a circuit diagram illustrating a DC power module of FIG. to be.

Referring to FIG. 1, a screen golf system according to an embodiment of the present invention allows a plurality of golfers to enjoy screen golf by using one video screen corresponding to a plurality of hit zones, A video screen 4, a projector 11, a central control panel 20, and a game terminal 30.

First, the golf driving range to which the screen golf system is applied is provided with a turf plate 1 having various curved shapes selectively embodying the condition of pair grass, bunker grass, and rough grass as various terrains of a golf course on one side of a mat, A tread plate 2 is provided on the other side of which the apparatus 3 is mounted and a plurality of striking zones are provided on one side of the golf range so as to be selectively received.

The sensing device 10 is a device provided to detect ballistic data of a golf ball hit in a plurality of strike zones provided at one side of a golf driving range. That is, the sensing device 10 is disposed at a predetermined distance from the golf ball striking area to sense ballistic data of the golf ball. The sensing device 10 senses the ballistic data of the golf ball including the speed, height, rotation direction, and rotation amount of the golf ball according to the hit of the user, and transmits sensing information to the central control board 20.

The sensing device 10 may be a plurality of optical sensors that emit light to receive the light reflected by the golf ball. However, the present invention is not limited to the types of sensors, and may be a photosensor, an acoustic sensor, a vibration sensor, An acceleration sensor or the like may be used. The ballistic data of the golf ball may include at least one of a speed, a height, a rotation direction, and a rotation amount of the golf ball. In addition, the sensing device 10 is connected to the central control panel 20 through a wired / wireless communication network, and transmits the ballistic data of the golf ball sensed to the central control board 20.

2, the sensing device 10 includes a communication unit 110, a light emitting unit 120, a light receiving unit 130, a proximity sensor unit 140, Unit 150 and a control unit 160. [0031] Although the present invention is shown in the golf ball supply device 3 located at the side of the tread plate with respect to the mounting positions of the light emitting unit 120, the light receiving unit 130 and the proximity sensor unit 140, And the light receiving unit 130 may be installed on the tread plate and the proximity sensor unit 140 may be formed on the outer surface of the golf ball supply device 3. [

The communication unit 110 is a device for transmitting and receiving data to and from the central control panel 20. The communication unit 110 is connected to the central control panel 20 by wired or wireless connection and transmits ballistic data of the golf ball calculated by the ballistic data calculation unit 150, (20). Here, the communication unit 110 may be connected to the central control panel 20 through a short-range wireless communication method. The short-range wireless communication method may be Bluetooth, ZigBee, Wi-Fi, or the like, but the present invention is not limited to the type of communication method. In addition, the communication unit 110 may be connected to the central control panel 20 through a wired connection method. USB, HDMI, DVI, RGB, Composite, etc. may be used as the wired connection method, but the present invention is not limited thereto.

The light emitting unit 120 includes at least one light emitting element arranged at a predetermined distance from a hit point of the golf ball and irradiating infrared rays. Although not shown, the light emitting unit 120 may be arranged in a line in a direction in which a plurality of light emitting devices are orthogonal to the strike direction of the golf ball. The plurality of light emitting devices included in the light emitting unit 120 may be arranged in a circular shape, a square shape, or another shape with a predetermined distance from each of the image sensors forming the light receiving unit 130.

The light receiving unit 130 includes at least one image sensor for sensing infrared rays emitted from the light emitting unit 120 and reflected by the golf ball. Although not shown, the light receiving unit 130 may be arranged in a line so that the plurality of image sensors are perpendicular to the strike direction of the golf ball and spaced apart from the light emitting elements by a predetermined distance. The light receiving unit 130 may sense infrared rays radiated to the image sensor by the golf ball and generate sensing data including two-dimensional information (x, y coordinates). That is, unlike a single light receiving element in the form of a point light source, the image sensor can acquire not only objects on the front side of the image sensor but also two-dimensional information of the golf ball before and after passing through the image sensor.

The proximity sensor 140 senses when the golf ball is hit. That is, the proximity sensor 140 senses the initial position of the golf ball. The proximity sensor 140 senses the position of the golf ball placed on the unit lawn plate and also senses the initial velocity of the golf ball when the golf ball is hit. The proximity sensor 140 may be a plurality of optical sensors or proximity sensors. For example, if two optical sensors or proximity sensors detect the movement of a golf ball according to a blow, the distance between the two optical sensors or proximity sensors and the time passing through the two starting points are detected, The initial speed can be calculated.

The ballistic data calculator 150 calculates the ballistic data of the golf ball based on the data sensed by the light receiving unit 130 and the proximity sensor unit 140. That is, if the trajectory data calculator 150 measures the trajectory of the golf ball through the light receiving unit 130 having a plurality of image sensors, it can accurately measure the height of the golf ball hit and the speed of the golf ball have. For example, when the golf ball hit by the golfer passes over the line connecting the centers of the two image sensors, the ballistic data calculator 150 calculates the ballistic data by using the infrared rays reflected by the golf ball on the two image sensors The height, the rotation direction, and the rotation amount of the golf ball can be calculated based on the shape information of the sensed area. Here, the shape information may include an area of an area where the infrared rays reflected by the golf ball are detected by the image sensors, a position of the center of gravity, and the like.

More specifically, the ballistic data calculator 150 calculates the ballistic data based on the height, the rotational direction, and the rotation amount of the golf ball using the triangulation method based on the position of the center of gravity of the region where the infrared rays reflected by the golf ball are sensed by the image sensor Can be calculated. Although not shown for the sake of convenience of explanation, the present invention is not limited to the moment when the golf ball passes over the line connecting the centers of two image sensors, but also the height of the golf ball, And the amount of rotation may be calculated.

The ballistic data calculator 150 may calculate the ballistic data using the first positional information of the golf ball by the proximity sensor 140 and the second positional information and time information of the light receiving unit 130 that senses the golf ball according to the hit, Can be measured. The ballistic data calculator 150 may measure the velocity of the golf ball on the basis of a change in the position of the center of gravity of the region where the infrared ray is detected by the image sensor. That is, the ballistic data calculator 150 may calculate the velocity of the golf ball blown from the golfer using the position change of the center of gravity of the region where the infrared rays are sensed by the image sensor. For this, information on the distance of the center of gravity of the area where the infrared ray is detected by the image sensor and the time taken for the center of gravity to travel by a predetermined distance may be measured and used.

In calculating the height, the rotational direction, and the amount of rotation of the golf ball using the plurality of image sensors, the ballistic data calculator 150 may be implemented using various algorithms implemented in the existing indoor screen golf driving range .

The controller 160 controls the operation of each component (i.e., the communication unit 110, the light emitting unit 120, the light receiving unit 130, the proximity sensor unit 140, and the ballistic data calculating unit 150) (microprocessor), which controls generation and delivery of various kinds of information necessary for golf practice. That is, the controller 160 is disposed at a position spaced apart from the golf ball striking area by a predetermined distance, and senses ballistic data of the golf ball including the velocity, height, rotation direction, Information to the central control panel 20.

The image screen 4 is a display unit having a size corresponding to all of the plurality of striking zones and facing the plurality of striking zones. The three-dimensional still image of one golf course can be projected from the projector 11.

The projector 11 is a device for projecting a three-dimensional image of a golf course on a video screen 4 and includes a central control panel 20 for providing a still image of a golf course, a three-dimensional still image, Lt; / RTI >

At this time, when the central control panel 20 and the projector 11 are connected to each other by a wire network, the central control panel 20 is connected to a commercial power source (AC 220V) for turning on / off the projector 11 through a wired network, A still image, or advertisement information included in the still image.

In addition, when the central control panel 20 and the projector 11 are connected to one wired network and one wireless network, the central control panel 20 is connected to a commercial power source AC 220V), and provides a still image, a three-dimensional still image, or advertisement information contained in the still image through the wireless network.

When the central control panel 20 and the projector 11 are connected to each other only by the wireless network, the central control panel 20 not only turns on / off the projector 11 through the wireless network, And provides the included advertisement information.

Accordingly, the central control panel 20 is provided with an image transmission unit (not shown) so that the still image, the three-dimensional still image, or the advertisement information contained therein can be transmitted to the central control panel 20 and the projector 11 through a wired network or a wireless network (Not shown), and a projector 11 may be equipped with an image receiving unit (not shown).

The central control panel 20 receives the ballistic data of the golf ball sensed by the sensing device 10, calculates the flight trajectory data of the golf ball using the ballistic data, On the video screen 4 through the projector 11. [ In addition, the central control panel 20 matches the golf game opponent based on the input information of the member who desires the golf game service, and provides the golf game to the members.

3, the central control panel 20 includes a first communication module 210, a second communication module 215, a storage module 220, an information input module 230, a locus calculation module 240, A game matching module 250, a game providing module 260, a protocol module 270, a DC power supply module 280, and a control module 290.

The first communication module 210 is a device for transmitting and receiving data to and from a plurality of sensing devices 10 or the projector 11 and is connected to the sensing device 10 or the projector 11 by wires or wires, And the ballpoint data of the golf ball and the target data are calculated and transmitted to the projector 11 based on the position data and the target data of the golf ball. Here, the first communication module 210 may be connected to the sensing device 10 or the projector 11 by a short-range wireless communication method. The short-range wireless communication method may be Bluetooth, ZigBee, Wi-Fi, or the like, but the present invention is not limited to the type of communication method. The first communication module 210 may be connected to the sensing device 10 or the projector 11 in a wired connection manner. USB, HDMI, DVI, RGB, Composite, etc. may be used as the wired connection method, but the present invention is not limited thereto.

The second communication module 215 is an interface device for transmitting / receiving data to / from the game terminal 30, and is formed of a wired / wireless communication network. The wired / wireless communication network connects a plurality of game terminals 30 with a predetermined communication channel based on a protocol stack (for example, a TCP / IP protocol and a CDMA protocol) defined in a communication network, (For example, HTTP (Hyper Text Transfer Protocol), WAP (Wireless Application Protocol) / ME (Mobile Explorer)) defined in the communication program . However, the present invention does not limit the type of network, but may be applied to various wired / wireless networks such as Wi-Fi, zigbee, bluetooth, 3G, 4G, LTE and LTE- A communication method may be applied.

The storage module 220 is a device for storing member registration information, image data and multimedia data of a golf course, ballistic ball data of a golf ball, and flight path data of a golf ball calculated, and includes RAM, ROM, EEPROM (Electrically Erasable and Programmable Read Only Memory), an SDRAM (Synchronous Dynamic Random Access Memory), or an HDD, but the present invention is not limited thereto. Here, the information stored in the storage module 220 may be updated. The storage module 220 transmits the image data and multimedia data of the golf course selected and stored by the information input module 230 and the ball trajectory data of the golf ball and the calculated flight trajectory data of the golf ball to the projector 11 A control program for controlling power supply for on / off of the projector 11 as well as a control program can be mounted.

The information input module 230 is a device for receiving registration information of members and 3D image information of golf courses desired by members. In addition, the information input module 230 is a device for inputting practice information for golf practice by a user. The exercise information may include information on a golf course, a hole number, a target distance, etc. desired by the user. The information input module 230 provides a plurality of keys for operating the central control panel 20 and generates a selection signal according to a user's selection of keys and transmits the generated selection signal to the control module 290. At this time, the information input module 230 may be an input device such as a keypad, a pointing device such as a touch pad, or a touch screen.

The trajectory calculation module 240 calculates the trajectory data of the golf ball on the basis of the ball trajectory data of the golf ball sensed by the sensing device 10. Here, the locus data may be graphic data expressing a trajectory of a golf ball flying using the data of the golf ball.

More specifically, the locus calculation module 240 can generate the locus data as follows using the calculation data of the golf ball. For example, the locus calculation module 240 may calculate the locus of the golf ball including the position information of the golf ball, the initial velocity of the golf ball, and the velocity, height, rotation direction, And calculates trajectory data of the golf ball on the virtual green according to the trajectory data

The game matching module 250 is a device for matching golf game partners based on input information of a member who desires a golf game service. The game matching module 250 may match a golf game opponent with a relative member (for example, a family member, a friend, a company colleague, or the like) that the member wants to play. In addition, the game matching module 250 may use the golf record information including the personal information of the member included in the registration information, the weight, the key, the golf history, the handy, the average number of strokes, So that the golf game can be performed on one video screen 4. In addition, the game matching module 250 determines a level according to an average play record within a preset period or a number of times according to the membership information of the golf game participation requestor or the waiter, Lt; / RTI > In addition, the game matching module 250 starts the level according to the level of the user specified at the time of membership registration, adjusts the level through a golf game, etc., and automatically raises the level when the player raises a certain odds or more at the same level .

In addition, the game matching module 250 may adjust the handy between the members automatically or according to the selection of the members according to the level during the golf game. The golf game applicant is automatically given a certain handy by the central control panel 20, if the waiting player is lower in level than the player himself / herself, and if the level is higher than that of the golf game player, the other player receives a certain handicap .

The game providing module 260 provides the projector 11 with three-dimensional image information of the golf course matched with the golf game partner, progress information of the golf game, and flight trajectory data of the golf ball as one image And a golf game service. In addition, the game providing module 260 may provide a game method such as Skins, Strook, Las Vegas, etc., and may provide a golf game to be played on a monthly or quarterly basis, such as a regular game or an occasional pre-tournament. In addition, the game providing module 260 can set and change a rule for a handicap, and can provide an environment for searching for a partner of a golf game. The game providing module 260 is designed to update software for a golf game.

Meanwhile, the game providing module 260 can manage participation information, game information, and total information of a member participating in a golf game. In addition, the game providing module 260 can automatically create a match for a participant participating in a golf game on one video screen 4 or provide an environment that can be created by an input of a participant, And can provide an environment in which it is possible to confirm the position and issue the participation certificate.

The protocol module 270 manages the protocols of the plurality of sensing devices 10, and manages the protocols in the case of the sensing device 10 having a different protocol for each manufacturer. That is, when the protocols are different between the sensing devices 10, the protocol module 270 can manage the protocols to be transmitted to the central control module 20. [

The DC power supply module 280 is a device for supplying and controlling power to the control module 290 and includes a power supply part (not shown) for supplying power to the central control panel 20 and an application circuit part A first communication module 210, a second communication module 215, a storage module 220, an information input module 230, a trajectory calculation module 240, a game matching module 250, a game providing module 260, The protocol module 270, and the control module 290). A detailed description of the DC power module 280 will be given later.

The control module 290 includes a first communication module 210, a second communication module 215, a storage module 220, an information input module 230, a locus calculation module 240, (Not shown) for controlling the operation of the golf ball 250, the game providing module 260, the protocol module 270, and the DC power source module 280, Calculates the trajectory data of the golf ball using the trajectory data, and then displays the calculated trajectory data of the golf ball on one of the image screens 4 through the projector 11. Also, the central control unit 20 controls the golf game player to provide a golf game to the members by matching the golf game player based on the input information of the member who wants the golf game service.

The game terminal 30 is a device for displaying three-dimensional image information of a golf course desired by the golf game opponent, the golf game progress information, and flight trajectory data of a golf ball as one image . That is, the player's terminal 30 may display an image of a path of a green to be hit or an image of a trajectory of passing the golf ball B after the batting. For example, as shown in FIG. 5, the game terminal 30 generates a moving line at a position where golf balls B1, B2, and B3 hit by a plurality of golfers hit, and gradually moves Can be expressed as follows. Also, the game terminal 30 may receive and display the golf course, the hole number, the target distance, and the expected distance included in the target data from the central control unit 20 together with the locus data displayed on the virtual green.

Here, the game terminal 30 is an output device capable of outputting video and audio. For example, the game terminal 30 may be a PDC (Personal Digital Cellular) phone, a PCS (Personal Communication Service) phone, a PHS ), A CDMA-2000 (1X, 3X) phone, a WCDMA (Wideband CDMA) phone, a dual band / dual mode phone, a GSM (Global Standard for Mobile) (PDA), a hand-held PC (hand-held PC), a notebook computer, a laptop computer, a personal digital assistant (PDA), and the like, which may include a communication function such as a digital multimedia broadcasting (DMB) phone, a smart phone, A mobile terminal such as a WiBro terminal, an MP3 player and an MD player, and an International Mobile Telecommunication-2000 (IMT-2000) terminal providing an international roaming service and an extended mobile communication service. Handheld Based wireless communication device and a microprocessor capable of performing a multimedia playback function, thereby collecting a terminal capable of performing a certain computation operation.

The DC power supply module 280 includes a power supply part (not shown) for supplying power to the central control panel 20 and an application circuit part for performing operations (that is, a first communication module 210, A game module 200, a game module 200, a protocol module 270, and a control module 290, as shown in FIG. (Hereinafter referred to as first and second application circuit sections) are integrated into one unit, and the power supply to be supplied is efficiently supplied according to the application circuit section, and the output voltage can be programmably adjusted.

The DC power supply module 280 includes first and second voltage supply lines VSL1 and VSL2, first and second control switches Q1 and Q2, first and second voltage dividing resistors R1 and R2, R3 and R4, and first and second application circuit portions 281 and 282. [ In addition, the DC power supply module 280 includes first and second choke coils L1 and L2, first and second capacitors C1 and C2, first and second reverse current diodes D1 and D2, First and second voltage feedback lines FBL1 and FBL2, and a microprocessor 283.

The DC power supply module 280 includes one switch section in one application circuit section. Hereinafter, for convenience of explanation, a DC power supply module including two application circuit portions and two switch portions will be described as an example, but an application circuit portion may be added as needed, and a switch portion corresponding thereto may be added. The switch unit may mean one unit consisting of a voltage supply line, a control switch, a voltage dividing resistor, a voltage feedback line, a choke coil, a capacitor, and a reverse current prevention diode.

The first voltage supply line VSL1 is branched from the voltage input VCC_IN and is connected to the first voltage output VCC_OUT1 to transmit a voltage input through the voltage input VCC_IN to the first voltage output VCC_OUT1 have.

The first control switch Q1 is connected between the first voltage supply line VSL1 and the ground voltage terminal, and the switching operation can be controlled by the microprocessor 283.

The first voltage dividing resistors R1 and R2 are connected between the first voltage supply line VSL1 and the ground voltage terminal at the rear end of the first control switch Q1 and may be connected in parallel with the first control switch Q1 .

The first application circuit part 281 may receive an input voltage through the first voltage output terminal VCC_OUT1. The first application circuit unit 281 may perform an algorithm operation by the microprocessor 283 and may transmit information on a voltage required for the first application circuit unit 281 to the microprocessor 283.

The microprocessor 283 feeds back the voltage detected through the first voltage dividing resistors R1 and R2 through the first voltage feedback line FBL1 and outputs the analog value fed back to the internal ADC1, Digital Converter), and monitor the change of the converted digital value. The digital value may refer to a supply voltage of the first application circuit unit 281 that the microprocessor 283 can recognize. The microprocessor 283 may sense a change in the digital value and adjust the switching frequency and the duty ratio of the first control switch Q1 so that the first application circuit unit 281 is supplied with a constant voltage.

The first choke coil L1 is connected on the first voltage supply line VSL1 and more specifically may be connected between the branch node of the voltage input VCC_IN and the first control switch Q1.

The first capacitor C1 may be connected in parallel with the first control switch Q1 and the first voltage dividing resistors R1 and R2 between the first control switch Q1 and the first voltage dividing resistors R1 and R2.

The first reverse current prevention diode D1 is connected on the first voltage supply line VSL1 and more specifically may be connected between the first control switch Q1 and the first capacitor C1.

The first voltage feedback line FBL1 may be connected between the first and second voltage dividing resistors R1 and R2 to feedback the voltage applied to the first voltage dividing resistors R1 and R2 to the microprocessor 283.

The second voltage supply line VSL2 is branched from the voltage input VCC_IN and is connected to the second voltage output VCC_OUT2 to transfer the voltage input through the voltage input VCC_IN to the second voltage output VCC_OUT2 have.

The second control switch Q2 is connected between the second voltage supply line VSL2 and the ground voltage terminal, and the switching operation can be controlled by the microprocessor 283.

The second voltage dividing resistors R3 and R4 may be connected between the second voltage supply line VSL2 and the ground voltage terminal at the rear end of the second control switch Q2 and may be connected in parallel with the second control switch Q2 .

The second application circuit part 282 can receive an input voltage through the second voltage output terminal VCC_OUT2. The second application circuit part 282 may perform an algorithm operation by the microprocessor 283 and may transmit information on the voltage required for the second application circuit part 282 to the microprocessor 283. [

The microprocessor 283 feeds back the voltage detected through the second voltage dividing resistors R3 and R4 through the second voltage feedback line FBL2 and outputs the fed analog value to the internal analog- Digital Converter), and can monitor the change of the converted digital value. Where the digital value may refer to the supply voltage of the second application circuitry 282 that the microprocessor 283 can recognize. The microprocessor 283 may detect a change in the digital value and adjust the switching frequency and the duty ratio of the second control switch Q2 so that a constant voltage is supplied to the second application circuit unit 282. [

The second choke coil L2 is connected on the second voltage supply line VSL2 and more specifically may be connected between the branch node of the voltage input VCC_IN and the second control switch Q2.

The second capacitor C2 may be connected in parallel with the second control switch Q2 and the second voltage dividing resistors R3 and R4 between the second control switch Q2 and the second voltage dividing resistors R3 and R4.

The second reverse current prevention diode D2 is connected on the second voltage supply line VSL2 and more specifically may be connected between the second control switch Q2 and the second capacitor C2.

The second voltage feedback line FBL2 may be connected between the second voltage dividing resistors R3 and R4 to feed back the voltage applied to the second voltage dividing resistors R3 and R4 to the microprocessor 283.

According to the screen golf system according to the embodiment of the present invention configured as described above, one video screen 4 corresponding to a plurality of striking zones is provided and one video screen 4 is provided through the projector 11 By projecting a three-dimensional image of a golf course, a plurality of golfers can simultaneously enjoy screen golf in front of one video screen 4, thereby increasing the interest of a plurality of golfers.

It is to be understood that the present invention is not limited to the above embodiment and that various changes and modifications may be made without departing from the scope of the present invention as defined in the appended claims. It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

1: grass plate 2: tread
3: Golf ball supply device 4: Video screen
10: sensing device 11: projector
20: central control panel 30: game terminal
110: communication unit 120:
130: light receiving section 140: proximity sensor section
150 Ballistics data calculation unit 160:
210: first communication module 215: second communication module
220: storage module 230: information input module
240: locus calculation module 250: game matching module
260: game providing module 270: protocol module
280: DC power module 290: Control module

Claims (7)

A plurality of sensing devices for sensing ballistic data of golf balls hit in a plurality of hit zones provided at one side of a golf driving range;
An image screen having a size corresponding to all of the plurality of striking zones and facing the plurality of striking zones;
A projector for projecting a three-dimensional image of a golf course onto the image screen; And
And a controller for receiving ballistic data of the golf ball sensed by the sensing device and calculating flight trajectory data of the golf ball using the ballistic data and transmitting the calculated trajectory data of the golf ball to the video screen And a central control panel for displaying,
The central control panel
A first communication module for transmitting / receiving data to / from the plurality of sensing devices or the projectors;
A storage module for storing registration information of members, image data and multimedia data of a golf course, ballistic data of the golf ball, and flight trajectory data of the golf ball calculated;
An information input module into which the registration information of the members and the three-dimensional image information of the golf course desired by the members are input;
A trajectory calculating module for calculating trajectory data of the golf ball based on ballistic data of the golf ball sensed by the sensing device;
A game matching module for matching a golf game opponent based on input information of a member who desires a golf game service;
A game providing a golf game service by providing the projector with the three-dimensional image information of the golf course desired by the matching golf game opponent, progress information of the golf game, and flight trajectory data of the golf ball to the projector, Providing module;
A protocol module for managing protocols of the plurality of sensing devices; And
And a control module for controlling the operation of each component.
The method according to claim 1,
Wherein the image screen is projected from a three-dimensional still image of one golf course from the projector.
delete The method according to claim 1,
And a player terminal receiving the three-dimensional image information of the golf course desired by the golf game opponent and the progress information of the golf game and the flight trajectory data of the golf ball from the central control panel and,
Wherein the central control panel further comprises a second communication module for transmitting / receiving data to / from the game terminal.
The method according to claim 1,
The central control panel
Further comprising a DC power module for supplying and controlling power to the control module.
The method according to claim 1,
The sensing device
A communication unit for transmitting and receiving data with the central control panel;
A light emitting unit disposed at a position spaced apart from the hit point of the golf ball by a predetermined distance and including at least one light emitting element for emitting infrared rays;
A light receiving unit including at least one image sensor for detecting infrared rays emitted from the light emitting unit and reflected by the golf ball;
A proximity sensor for sensing when the golf ball is hit;
A ballistic data calculation unit for calculating ballistic data of the golf ball based on data sensed by the light receiving unit and the proximity sensor unit; And
And a control unit for controlling the operation of each component.
The method of claim 6,
Wherein the ballistic ballistic data of the golf ball includes at least one of a velocity, a height, a rotational direction and an amount of rotation of the golf ball.

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