WO2012033267A1

WO2012033267A1 - Multi-function electronic board for automatically switching between electronic screen and white board and preventing screen blur

Info

Publication number: WO2012033267A1
Application number: PCT/KR2011/000639
Authority: WO
Inventors: 김철곤
Original assignee: Kim Chul Kon
Priority date: 2010-09-10
Filing date: 2011-01-31
Publication date: 2012-03-15
Also published as: WO2012033267A9; KR101007248B1

Abstract

The present invention relates to a multi-function electronic board which can automatically switch between a writing function and a displaying function and can prevent screen blur. The multi-function electronic display having an integrated hardware structure including an embedded image processor, an embedded driving processor and software, comprises: an LCD panel unit which controls an electronic board S/W using an IR sensor and a multi-touch sensor of the LCD panel unit and includes a HOT KEY section for rapidly and easily executing and ending a S/W program and a control system by applying an IR cutoff type switch at the edge of the LCD panel unit; an IR sensor driver unit and a sensor driver unit which perform the commands outputted from the IR sensor and the multi-touch sensor as the internal units; an AD board for outputting images; a main power unit (SMPS) for supplying power to the LCD panel; a hard disk for storing data; a system panel including a PC power unit for supplying power to a main board and the hard disk; and a display unit including a computer driving unit composed of the main board having a CPU. Particularly, the present invention relates to a multi-function display for switching between a whiteboard function and a displaying function and preventing screen blur wherein the whiteboard function enables writing with a generic board marker, has a structure for supporting the board marker on the outside of the tray unit having a magnetic recognition reed switch sensor for automatically pausing an operation of the touch sensor on a display screen when using the board marker, controls the operation of the touch sensor by the tray unit which uses the magnetic recognition reed switch sensor according to board marker usage to prevent operational errors when the display is being used as the electronic screen or the white board, enables an automatic switching function between the electronic screen and the white board, enables a screen switching function between a touch type writing function and the displaying function, displays the same color as an exclusive writing pen on the screen by enabling a photo-coupler sensor provided in the tray unit to recognize an external color of the exclusive writing pen while a writing program is driven, forms a tunnel structure along the exterior of the LCD panel and a glass of the display unit, circulates the internal air of the LCD panel and the glass by producing an air current by operating a low-power fan provided at a lower portion of the tunnel structure, prevents screen blur by preventing the generation of fog and moisture within the glass, rapidly and easily executes and ends the S/W program and the system control using the HOT KEY section to apply the IR cutoff type switch at the edge of the screen, and enables screen control by applying the multi-touch sensor to the entire area of the screen.

Description

Multi-color copyboard to automatically switch between copyboard and whiteboard and to prevent screen blur

The present invention relates to a multi-colored blackboard that automatically converts the copyboard and the whiteboard, and screen blur phenomenon is prevented;

More specifically, the electronic board S / W is controlled using the IR sensor and the multi-touch sensor of the LCD panel, and an IR cut-off switch is applied to the edge of the screen to quickly and easily control the program S / W and system. An LCD panel unit having a hot key for executing and terminating a function;

IR sensor driver and sensor driver that execute commands output from IR sensor and multi-touch sensor which are internal devices, AD board that outputs image, power part that supplies power to LCD panel (SMPS), hard to store data A computer driver comprising a main panel and a system panel equipped with a PC power supplying power to the hard board, a main board on which a central processing unit (CPU) is installed;

A glass part which is anti-reflective glass provided on the front of the LCD panel part;

A display unit comprising a frame and a rear cover mounted on the front and rear surfaces of the LCD panel unit and the computer driver unit, the display unit comprising: a display unit; The invention relates to a multi-colored copyboard composed of hardware and software embedded with an image processor and a driving processor.

In particular, the lower portion of the display unit of the configuration, the function of the whiteboard to write using a normal board marker pen, and a magnetic recognition reed switch sensor that automatically stops the operation of the touch sensor on the display screen when using the board marker pen Tray section is provided,

The operation of the touch sensor is controlled by the presence or absence of the board marker pen, thereby preventing an operation error due to the operation of the touch sensor when using the electronic board or the white board;

Automatic switching of the copyboard or the whiteboard, and screen switching of the writing function or the display function by touch;

When the writing program is driven, an external color of the writing pen is recognized by the photocoupler sensor of the tray unit, and the same color as the writing pen is implemented on the screen;

A tunnel structure is formed along the outer surface of the LCD panel and the glass, and a low-power fan is installed and driven under the tunnel structure to prevent the fog and moisture from occurring inside the glass or the LCD panel by circulating air inside the LCD panel and the glass due to the airflow. So that blurring of the display screen is prevented;

The S / W program and system control are executed quickly and easily by the hot key unit in which a plurality of IR cut-off switches are applied to the edge of the screen;

The entire screen area is configured to control the screen by applying the multi-touch sensor; It is a very useful invention regarding a multi-blackboard that automatically converts the copyboard and the whiteboard and prevents screen blur.

An electronic blackboard that displays characters such as writing, writing, line drawing, and drawing according to the user's choice, and outputs a digital signal corresponding to the character display on a window on which documents of lecture materials and presentation contents are displayed. ;

A computer for driving a writing and driving program corresponding to the electronic pen selection result data and resident thereon, and storing the digital signal in an internal memory and outputting the digital signal to the LCD projector when receiving a digital signal from the electronic blackboard; Of the configuration used as a function of the whiteboard using a normal board marker; Electronic blackboards with writing function and whiteboard function are widely used in daily life.

However, the electronic blackboard is provided with the writing function and the whiteboard function of the prior art;

In particular, the whiteboard function that uses a general board marker and the text of lecture materials and presentation contents are displayed on the window displaying the writing, writing, line drawing, figure drawing, etc. according to the user's choice and displaying the characters. When using the function of the copyboard that outputs a digital signal corresponding to the user, the user is required to select a function key attached to the copyboard to convert the function every day has caused a problem inconvenient to use;

An operation error occurs due to the operation of the touch sensor when used as the copyboard or the whiteboard, and automatic conversion of the copyboard or the whiteboard is impossible;

When the writing program is driven, the external color of the writing pen is not recognized, and the same color as the writing pen is not implemented on the screen, and the user has to select and use the corresponding color.

When operating an air conditioner or heater in a room equipped with an electronic board, fog and moisture are generated inside the glass or outside the LCD panel due to the temperature difference between the outside air in the room where the copyboard is installed and the air loaded inside the glass. There is a problem in that blurring occurs on the screen.

Therefore, when used as an electronic blackboard or whiteboard, operation errors due to the operation of the touch sensor are prevented, automatic conversion of the electronic blackboard or whiteboard and blurring of the display screen are prevented, and the appearance color of the writing pen only when the writing program is driven. It is recognized that the development of the electronic blackboard of the configuration in which the same color as the writing pen is realized on the screen is urgently needed.

The present invention provides an electronic blackboard to which a writing function and a white function are provided,

Solving the above-mentioned problems of the prior art by the multi-blackboard is the automatic conversion of the copyboard and the whiteboard of the configuration of the present invention, and the screen blur phenomenon is prevented;

In particular, the function of the white board that can write using a general board marker pen and the operation of the touch sensor is controlled by the presence or absence of the board marker pen, and thus an operation error due to the operation of the touch sensor when used as an electronic blackboard or a white board Is prevented,

A tunnel structure is formed along the outer surface of the LCD panel and the glass, and a low-power fan is installed and driven under the tunnel structure, so that air in the LCD panel and the glass part is circulated due to airflow, causing fog and moisture inside the glass part or the outside of the LCD panel. Is prevented, so that blurring of the display screen is prevented;

The program and system control are executed quickly and easily by a hot key (HOT KEY) which is a function key applied to the edge of the screen by a plurality of switches of the IR blocking method;

It is possible to control the screen by applying the multi-touch sensor to the entire screen, and the external color of the writing pen is recognized when the writing program is driven so that the same color as the writing pen is implemented on the screen;

It is an object of the present invention and the technical problem to be achieved by the present invention to provide a "multi-blackboard in which the automatic conversion of the copyboard and the whiteboard and the screen blur phenomenon are prevented".

The above-mentioned problem is solved by the "multi-electronic blackboard which the automatic conversion of an electronic blackboard and a whiteboard and the screen blur phenomenon are prevented" of the structure of this invention.

Solving the above-mentioned problems of the prior art by the multi-blackboard of the present invention, the automatic conversion of the copyboard and the whiteboard, and the screen blur phenomenon is prevented;

In particular, the function of the white board that can write using a general board marker and the operation of the touch sensor is controlled by the presence or absence of the board marker, so that the operation error due to the operation of the touch sensor when used as an electronic board or a white board Effect is prevented;

An effect of preventing an operation error due to the operation of the touch sensor when the electronic blackboard or the white board is used, and the automatic conversion of the electronic blackboard or the white board, and the screen switching of the writing function or the display function by touch;

A tunnel structure is formed along the outer surface of the LCD panel and the glass part, and a low-power fan is mounted and driven under the tunnel structure to circulate the air inside the LCD panel and the glass part due to the air flow, thereby causing fog and moisture on the glass part and the LCD panel outside. Generation is prevented, and the screen blur effect of the display unit is prevented;

An effect of quickly and easily executing and terminating program and system control by a hot key unit in which an IR cut-off switch is applied to an edge of a screen;

All screen area can be controlled by applying multi-touch sensor,

When the writing program is driven, an external color of the writing pen is recognized and the same color as the writing pen is implemented on the screen;

DVD-ROM and USB port can be used for various media, and can connect and use external devices such as USB-type external devices or sound devices and video devices.

Wired LAN, wireless LAN, Bluetooth network interface is embedded, can be easily integrated into the networking environment, HDTV reception and automatic recording effect;

It is a very useful invention relating to the multi-color copyboard to be brought, automatic conversion of the copyboard and whiteboard, and screen blur phenomenon is prevented.

1 is a perspective view of the present invention multi-electronic blackboard,

Figure 2 is a perspective view showing a rear portion of the present invention multi-electronic blackboard,

3 is an exploded perspective view showing an exploded display unit of the present invention multi-electronic blackboard,

Figure 4 is a schematic diagram showing a hotkey mounted state of the present invention multi-electronic blackboard,

5 is an exploded perspective view showing an exploded tray of the present invention multi-electronic blackboard,

Figure 6 is a perspective view and a cross-sectional view of the combined tray portion of the present invention multi-electronic blackboard,

7 is a perspective view showing a state in which a pen is mounted on the frame guide tunnel of the present invention multi-electronic blackboard;

8 is a schematic diagram showing a use state in which air in the LCD panel and glass of the present invention multi-colored electronic board is circulated, thereby preventing blurring of the display screen;

Figure 9 is a schematic diagram showing an operating state of the present invention multi-colored blackboard.

Explanation of the sign

1000: the invention multi electronic blackboard

100: display unit

10: LCD panel section

11: LCD panel 12: IR sensor

13: Multi-touch sensor 14: Hotkey part

20: computer drive unit

21: system panel 22: IR sensor driver

23: sensor driver 24: AD board

25: Main Power 26: Hard

27: PC power unit 28: central processing unit

30: glass part (antireflective glass)

40: Additional facilities

41: frame guide 42: glass inner guide

43: bezel inner frame 44: front bezel

45:

Wall guide

46,47,48: Rear cover 1,2,3

411: fastening bolt 461: through hole

200: tray part

210: main body

211 and 212: first and second insertion portions 213: insertion holes

214: fastening support

215: USB port 216: DVD mounting portion

220: bottom plate

221: reinforcement 222: fastening hole

230,240: front and rear covers

250: reed switch

251: reed switch sensor 252: photocoupler sensor

260: column coupler

261: lower fastening hole 262: upper fastening hole

270 component cover

300: screen blur prevention unit

310: tunnel 320: low power fan

41: frame guide

400: board marker pen 410: writing pen

Hereinafter, the electronic blackboard and the whiteboard of the present invention will be described in detail with reference to the attached multi-colored blackboard to prevent the automatic conversion and screen blur phenomenon.

1 is a perspective view of the present invention multi-electronic blackboard,

Figure 2 is a perspective view showing a rear portion of the multi-color copyboard of the present invention,

Figure 4 is a schematic diagram showing a hot key mounted state of the present invention multi-electronic blackboard,

6 is a perspective view and a cross-sectional view of the tray unit coupling of the present invention multi-electronic blackboard,

7 is a perspective view illustrating a pen mounted on a frame guide tunnel of the multi-electronic blackboard of the present invention;

8 is a schematic diagram showing a use state in which air in the LCD panel and glass of the multi-colored copyboard of the present invention is circulated to prevent blur of the display screen,

9 is a schematic diagram showing an operating state of the multi-color copyboard of the present invention.

As shown in FIGS. 1 and 2; (Details see FIGS. 3 to 5)

The multi-color copyboard 1000, which automatically converts the copyboard and the whiteboard of the present invention and prevents screen blur,

LCD panel portion 10 having a hot key portion 14 (HOT KEY portion), which is a function key (hereinafter referred to as a hot key portion), a computer driving portion 20, and a glass portion 30 which is antireflective glass. ), A display unit (100) consisting of an auxiliary device (40) of a frame, a guide, and a cover mounted on the front and rear of the LCD panel unit and the computer driver unit;

A magnetic recognition reed switch sensor 251 for recognizing the magnetism of the board marker pen 400 and a reed switch 250 equipped with photocoupler sensors 252 for recognizing the external color of the writing pen 410 are provided. A tray unit 200;

A tunnel 310 having a tunnel structure is formed in the frame guide 41 along the outer surface of the LCD panel 10 and the glass unit 30, and the low power fan 320 is mounted and driven under the frame guide tunnel 310. Screen blur prevention unit 300 is configured.

As shown in Figs. 3 and 4, the display unit 100;

The IR board 12 and the multi-touch sensor 13 of the LCD panel 11 are used to control the electronic board S / W, and a plurality of IR cut-off switches are applied to the edge of the screen so that the IR sensor 12 is applied. The hot key unit is a function key that detects the operation and is transmitted to the IR sensor driver 22 and the central processing unit 28 of the computer driver 20 to quickly and easily execute and terminate the program S / W and system control. 14 is provided with an LCD panel unit 10,

IR sensor driver 22 and sensor driver 23 for performing commands output from the IR sensor 12 and the multi-touch sensor 13, which are internal devices, to the AD board 24 and the LCD panel. System panel 21 with main power (25: SMPS) to be supplied with power, hard (26) for storing data, PC power (27) to be supplied with power to main board and hard drive, and central processing unit (28) Computer drive unit 20 consisting of a motherboard installed:

Glass portion 30, which is an anti-reflective glass provided on the front of the LCD panel portion 10,

Frame guide 41, glass inner guide 42, bezel inner frame 43, front bezel 44, and the computer drive unit 20 mounted on the front of the LCD panel 11, which is an accessory 40 The wall guide 45 mounted on the rear of the rear cover 1,2,3 (46,47,48), the display unit 100 is configured;

By the display unit 100 of the above configuration,

Composed of a multi-blackboard (1000) composed of hardware and software embedded with an image processor and a driving processor,

A plurality of switches of the IR cut-off method, which is a hot key unit 14, are applied to the edge of the screen to detect whether the IR sensor 12 is operated, and to the IR sensor driver 22 and the central processing unit 24 of the computer driver 20. A configuration in which the program S / W and system control are executed and ended quickly and easily;

A configuration of a multi-color copyboard 1000 capable of screen control by applying the multi-touch sensor 13 and screen switching of a writing function or a display function by a touch type;

On the window on which the lecture materials and the corresponding documents are displayed, letters such as writing, writing, line drawing, and figure drawing according to a user's selection are displayed, and the configuration of the multi-color copyboard 1000 outputs a digital signal corresponding to the character display. ;

The writing and driving programs corresponding to the data input by the dedicated pen are driven and resident, and when the digital signal is received from the copyboard, the multi-colorboard 1000 enables the computer driver to store the inputted digital signal and output it to the outside. Composition;

The LCD panel 10 and the computer driver 20 may connect and use external devices such as an audio device and an image device, and include a wired LAN, a wireless LAN, and a Bluetooth network interface to easily integrate and receive HDTV in a networking environment. It consists of a multi-color copyboard 1000 of a multi-purpose configuration capable of automatic recording.

In addition, each component of the display unit 100 is made of a metal or medium density fiberboard (MDF: MEDIUM DENSITY FIBREBOARD), synthetic resin material,

A through hole 461 is provided in the lower portion of the rear cover 1 46 of the display unit 100 to penetrate the column-shaped coupler 260 of the tray 200, and the lower portion of the frame guide 41. A fastening bolt 411 is provided to fasten the upper fastening hole 262 of the columnar coupling hole 260 of the tray part, and is fastened to the upper part of the tray part 200.

As shown in Figures 5 and 6, the tray unit 200;

Metal or medium density fiber board (MDF: MEDIUM DENSITY FIBREBOARD), synthetic resin material body 210, and the first and lower ends of the reed switch 250 and the component cover 270 are respectively inserted into the upper and lower surfaces of the body, 2

insertion sections

211 and 212 are provided,

Both sides of the main body 210, the insertion hole 213 is inserted into the column coupling portion 260 for the purpose of fastening the display unit 100 and the tray unit 200, and the column coupling in the lower portion of the insertion hole A main body 210 having a fastening support part 215 having a fastening hole 214 for fastening and supporting a lower part of the sphere 260;

A lower plate 220 provided with a reinforcing hole 221 and a fastening hole 222 for supporting a transmission load of the display unit, and front and

rear covers

230 and 240 coupled to front and rear surfaces of the main body;

Reed switch sensor 251 is inserted into the first inserting portion 211 of the main body, the magnet of the magnet embedded in the board marker pen, and the photocoupler sensor 252 that recognizes the external color of the writing pen, respectively Mounted reed switch 250;

A column-shaped coupler 260 made of a metal material for use in which the display unit 100 and the tray unit 200 are fastened;

A component cover 270 inserted into, fastened to, and coupled to a lower portion of the rear cover 1 46 of the display unit;

USB port (216: USB port) and DVD mounting portion on one side of the main body

(217: DVD mounting portions), the tray portion 200 is configured;

Reed switch 250 of the above configuration is inserted into the first insertion portion 211 of the main body 210,

The lower portion of the column coupling unit 260 is inserted into the insertion hole 213 of the main body, laminated on the upper portion of the lower plate 220 provided with the reinforcing hole 221 and the fastening hole 222, the fastener is fastened to the lower plate It is fastened to the lower fastening hole 261 of the hole 222 and the column coupler 260 to fix the lower portion of the column coupler 260 to the tray portion 200,

The upper portion of the columnar coupler 260 penetrates the through-hole 461 provided in the lower portion of the rear cover 1 46 of the display unit 100, and the pillar to the fastening bolt 411 provided under the frame guide 41. By being fastened to the upper fastening hole 262 of the type coupler 260, the display unit 100 and the tray is fastened to the configuration,

It is composed of a structure in which the transmission load of the display unit 100 stacked on the upper part of the column-shaped coupler 260 is supported by the fastening support part 215 provided in the main body and the reinforcing tool 221 provided in the lower plate. .

In particular, by the tray unit 200 of the above configuration;

The magnetic recognition reed switch sensor 251 for recognizing the magnetism of the board marker pen 400 and the reed switch 250 for mounting the photocoupler sensor 252 for recognizing the external color of the writing pen 410 are provided in the tray part. Mounted on the main body 210,

When the board marker pen 400 having a magnet is stacked on the upper part of the reed switch 250 to which the reed switch sensor 251 is attached, the reed switch sensor 251 detects the lamination of the board marker pen, Transmitted to the sensor dry unit 23 and the function of the multi-touch sensor 13, which is a touch sensor, is controlled, and the operation of the multi-touch sensor 13 is automatically paused on the screen of the display unit 100, so that a general board marker pen is used. A configuration of the tray unit 200 which is automatically converted into a function of a whiteboard capable of writing;

When the board marker pen 400 having a magnet is separated from the upper part of the reed switch 250 to which the reed switch sensor 251 is attached to the outside, the reed switch sensor 251 detects the board marker pen departure and then the computer driver 20 Multi-touch sensor 13, which is transmitted to the sensor dry unit 23 and a touch sensor, is operated, and the operation of the touch sensor is driven on the screen of the display unit 100, and automatically converted into an electronic blackboard function of writing function. The configuration of the unit 200;

The operation of the multi-touch sensor 13, which is a touch sensor, is controlled by the presence or absence of the board marker pen 400, so that an operation error caused by the operation of the touch sensor when the board or white board is used is prevented. Composition;

When the writing program is driven, the external color of the writing pen 410 is recognized by the photocoupler sensor 252 attached to the reed switch 250 and transferred to the sensor driver 23 of the computer driver 20 so that the writing pen is written. A configuration of the tray unit 200 having the same color as that of the display unit screen;

A USB port 215 and a DVD mounting unit 216 are provided, and the tray unit 200 includes a USB type external device and a DVD-ROM, which are external devices, and are usable as various media media.

As shown in Figure 7 and 8, the screen blur prevention unit 300;

A tunnel 310 having a tunnel structure is formed in the frame guide 41 along the outer surface of the LCD panel 10 and the glass unit 30, and the low power fan 320 is mounted and driven under the frame guide tunnel 310. In the configuration of the screen blur prevention unit 300;

By the low power fan 320 mounted under the frame guide tunnel 310, the air inside the LCD panel 11 and the glass part 30 which is the anti-reflective glass is rapidly circulated and moved, so that the glass part 30 or the LCD Since the outside of the panel 11 is prevented from fog and moisture, the display unit may be formed due to a temperature difference between the outside air in the room where the electronic board 1000 is installed and the air loaded inside the LCD panel 11 and the glass unit 30 ( The screen blur prevention part 300 of the screen blur phenomenon of 100 is prevented.

In addition, it is composed of the glass unit 30, which is the anti-reflective glass, the light is reflected off when viewing the screen output from the display unit 100, it is configured to protect the eyesight of the user.

As shown in Figure 9, the operating configuration of the multi-electronic blackboard of the configuration of the present invention;

A number of switches of IR blocking method, which is a hot key part, are applied to the edge of the screen of the LCD panel to detect whether the IR sensor is activated and transmitted to the central processing unit and the IR sensor driver of the computer driver. An operation configuration of a hotkey portion in which operation and control of the system are executed quickly and easily;

The tray switch is equipped with a magnetic reed switch sensor that recognizes the magnetism of the board marker and a photo coupler sensor that recognizes the external color of the writing pen.

When the board marker pen embedded with magnet is stacked on the upper side of the reed switch with the reed switch sensor, the reed switch sensor detects the board marker pen stack and transfers it to the sensor drive unit of the computer drive unit. The control function of the sensor is controlled and the operation of the multi-touch sensor, which is a touch sensor, is automatically paused on the display screen of the LCD panel, and the operation of the tray unit is automatically converted into a function of a white board that can write using a general board marker. and;

On the contrary, when the board marker pen with magnet is separated from the upper part of the reed switch with the reed switch sensor, the reed switch sensor detects the board marker pen to be transferred to the sensor driver of the computer driver and the sensor driver An operation configuration of a tray unit for operating a multi-touch sensor as a touch sensor to drive an operation of the multi-touch sensor as a touch sensor to a display screen of the LCD panel unit, and automatically converting the electronic board function to a writing function;

An operation configuration of the tray unit in which an operation of the touch sensor is controlled by the use of a board marker pen, and an operation error is prevented due to the operation of the touch sensor when used as an electronic blackboard or a white board;

When driving the writing program, the external color of the writing pen is recognized by the photocoupler sensor attached to the reed switch and transmitted to the sensor driver of the computer driving unit so that the same color as the writing pen is implemented on the display screen of the LCD panel. and;

IR sensor and multi-touch sensor mounted on the LCD panel detects the operation and control and transmits it to the central processing unit of the computer driver, and the electronic board S / W is operated and controlled by the IR sensor driver and the sensor driver.

From the AD board of the computer driver, the image is output to the LCD panel and the amplifier is output from the power unit, and the sound is output from the LCD panel. From the AD board of the computer drive unit, the image is output from the power unit. It consists of the output working configuration.

또한 필요에 따라, 상기 본 발명 구성의 멀티 전자칠판(1000)이;Also, if necessary, the multi-electronic blackboard (1000) of the configuration of the present invention;

USB port is provided in the LCD panel of the display unit, and a USB type external device may be connected and used;

Outside the display unit, a camera for video conferencing or video call may be installed;

The main body of the tray, a wired LAN, wireless LAN, Bluetooth network interface may be embedded in the networking environment easily, and equipped with a HDTV receiver and an automatic recording device, HDTV reception and automatic recording capable of multi-colored blackboard It may be.

In addition, the function mode of the blackboard mode, screen white, magnifier, and close of the hotkey unit shown in FIG. 4 is illustrated as one embodiment, and the present invention is not limited thereto. The blackboard mode, screen white, magnifier, and close of the hotkey unit shown in FIG. The function button of this function may be composed of other function buttons.

By the multi-blackboard 1000, the automatic conversion of the present invention blackboard and the whiteboard of the above configuration, and the screen blur phenomenon is prevented, the present invention multi-electronic blackboard is compared to the copyboard of the prior art;

In particular, the function of the whiteboard to write using a common board marker,

Operation of the multi-touch sensor 13, which is a touch sensor, is controlled by the presence or absence of the board marker pen, thereby preventing an operation error caused by the operation of the multi-touch sensor 13 when the board or the white board is used. A technical configuration capable of automatic conversion of boards and screen switching of writing functions or display functions by touch;

A technical configuration in which an external color of the writing pen is recognized when the writing program is driven, and the same color as the writing pen is implemented on the screen;

A tunnel 310 structure is formed in the frame guide 41 along the outer surface of the LCD panel 11 and the glass portion 30, and a low power fan 320 is mounted and driven under the tunnel 310 structure to provide air flow. The air inside the LCD panel 11 and the glass unit 30 is circulated to prevent fog and moisture from occurring inside the glass unit 30 or the outside of the LCD panel 11, thereby blurring the screen of the display unit 100. A technical configuration in which the phenomenon is prevented;

A plurality of switches of the IR blocking method are applied to the edge of the screen to detect whether the IR sensor 12 is activated and transmitted to the IR sensor driver 22 and the central processing unit 24 of the computer driver 20, and the program S / A technical configuration in which W and system control are executed and ended quickly and easily;

The entire screen area of the display unit 100 is composed of a multi-use multi-color copyboard 1000 having a technical configuration capable of screen control by applying the multi-touch sensor 13.

All screen area can be controlled by applying multi-touch sensor,

Claims

An electronic blackboard provided with a writing board and a white board function, the electronic blackboard and the whiteboard of the multi-color copyboard 1000 to prevent the automatic conversion of the screen blur phenomenon;

LCD panel 10 equipped with a hot key 14, which is a function key, and a computer driver 20, a glass unit 30 that is anti-reflective glass, mounted on the front and rear of the LCD panel and the computer driver. A display unit 100 having a frame, a guide, and an auxiliary device 40 of the cover;

A magnetic recognition reed switch sensor 251 for recognizing the magnetism of the board marker pen 400 and a reed switch 250 equipped with photocoupler sensors 252 for recognizing the external color of the writing pen 410 are provided. A tray unit 200;

A tunnel 310 having a tunnel structure is formed in the frame guide 41 along the outer surface of the LCD panel 10 and the glass unit 30, and the low power fan 320 is mounted and driven under the frame guide tunnel 310. The screen blur prevention unit 300, which is characterized in that the automatic blackboard and the whiteboard automatic conversion, the screen is a multi-colored electronic screen is prevented phenomenon.
According to claim 1, wherein the display unit (100);

The IR board 12 and the multi-touch sensor 13 of the LCD panel 11 are used to control the electronic board S / W, and a plurality of IR cut-off switches are applied to the edge of the screen so that the IR sensor 12 is applied. It detects the operation and the IR sensor driver 22 of the computer driver 20

An LCD panel unit 10 having a hot key unit 14 which is transmitted to the central processing unit 28 and is a function key for quickly and easily executing and terminating program S / W and system control;

IR sensor driver 22 and sensor driver 23 for performing commands output from the IR sensor 12 and the multi-touch sensor 13, which are internal devices, to the AD board 24 and the LCD panel. System panel 21 with main power (25: SMPS) to be supplied with power, hard (26) for storing data, PC power (27) to be supplied with power to main board and hard drive, and central processing unit (28) Computer driver 20 consisting of a main board is installed;

A glass unit 30 which is an anti-reflective glass provided on the front surface of the LCD panel unit 10;

Frame guide 41, glass inner guide 42, bezel inner frame 43, front bezel 44 mounted on the front of the LCD panel 11 and the wall mounted on the rear of the computer driver 20 Guide 45, the rear cover 1,2,3 (46, 47, 48) is a supplementary facility 40; characterized in that, the electronic board and the whiteboard automatic conversion and screen blur phenomenon is prevented Multi-colored blackboard.
The method of claim 1, wherein the tray unit 200;

Metal or medium-density fiberboard (MDF), synthetic resin material body 210, and the first and second insertion parts (211,212) are respectively inserted into the reed switch 250 and the component cover 270 on the upper and lower surfaces of the body Equipped with

Fastening provided with insertion holes 213 for inserting the columnar coupler 260 on both sides of the main body, and fastening holes 214 for fastening and supporting the lower part of the columnar coupler 260 in the lower portion of the insertion hole. A main body 210 provided with a support 215;

A lower plate 220 provided with a reinforcing hole 221 and a fastening hole 222, and front and rear covers 230 and 240;

Reed switch sensor 251 is inserted into the first inserting portion 211 of the main body, the magnet of the magnet embedded in the board marker pen, and the photocoupler sensor 252 that recognizes the external color of the writing pen, respectively Mounted reed switch 250;

A columnar coupler 260 for fastening the display unit 100 to the tray unit 200;

A component cover 270 inserted into, fastened to, and coupled to a lower portion of the rear cover 1 46 of the display unit;

The USB board 216 and the DVD mounting portion 217 is provided on one side of the main body, characterized in that the automatic copyboard and the whiteboard, the multi-color copyboard is prevented from blurring the screen.
The method of claim 3, wherein the column coupler 260 of the tray portion 200;

The lower portion of the column coupling unit 260 is inserted into the insertion hole 213 of the main body, laminated on the upper portion of the lower plate 220 provided with the reinforcing hole 221 and the fastening hole 222, the fastener is a fastening hole of the lower plate 222 is fastened to the lower fastening hole 261 of the column coupler 260 to fix the lower portion of the column coupler 260 to the tray portion 200,

The upper portion of the columnar coupler 260 penetrates the through-hole 461 provided in the lower portion of the rear cover 1 46 of the display unit 100, and the pillar to the fastening bolt 411 provided under the frame guide 41. Fastening to the upper fastening hole 262 of the type coupler 260, characterized in that the display unit 100 and the tray unit is fastened, the multi-colored copyboard and the automatic conversion of the electronic board and the whiteboard, the screen blur phenomenon is prevented.
The method of claim 1, wherein the tray unit 200;

When stacked or unlaminated on the top of the reed switch 250 of the board marker pen 400 having a magnet embedded therein, the reed switch sensor 251 detects whether the board marker pen is stacked and the sensor driver 23 of the computer driver 20 is mounted. ) And the function of the multi-touch sensor 13, which is a touch sensor and a touch sensor, is controlled or operated, and automatically converted into an electronic blackboard of a white board or a writing function;

The exterior color of the writing-only pen 410 is recognized by the photocoupler sensor 252 attached to the reed switch 250 and transmitted to the sensor driver 23 of the computer driver 20, the copyboard and white Multi-colored blackboard to prevent board automatic conversion and screen blur.
The method of claim 1, wherein the tray unit 200;

The external board and the external device and the DVD is equipped with the USB port 215 and the DVD mounting unit 216 is equipped with a wired LAN, wireless LAN, Bluetooth network interface, characterized in that the automatic conversion of the whiteboard and whiteboard And, multi-colored blackboard to prevent the screen blur phenomenon.
According to claim 1, Under the frame guide 41, characterized in that the fastening bolt 411 is fastened to the column coupling hole 260 of the tray 200 is provided, the copyboard and the whiteboard Multi-colored copyboard that automatically converts and prevents screen blur.
According to claim 1, wherein the LCD panel 10 of the display unit 100, a TV receiver or an automatic recording device, a USB port is provided or outside the display unit 100, the camera for video conferencing or video call The electronic blackboard and the whiteboard, characterized in that the automatic conversion, and the multi-colored blackboard to prevent screen blur phenomenon.