KR100491013B1 - An presentation electronic pad for supporting intergrated-type multiboard - Google Patents

Abstract

An electronic pad connected to a computer to display writing contents on the computer screen, the electronic pad comprising: a tip part for discharging ink upon contact with a paper surface, a pressure sensor part detecting a ground contact of the tip part, and outputting a detection signal; A pen unit including a first infrared ray transmitting unit and a first ultrasonic wave transmitting unit, a pad unit formed in a plate shape, and having a control bar for controlling a presentation display on one side, and a clip unit for fixing paper to an upper surface of the pad unit. An infrared receiver configured to receive the infrared rays transmitted from the first infrared transmitter, second and third ultrasonic receivers and the infrared receiver, the first ultrasonic receiver, and the second ultrasonic receiver to receive the ultrasonic waves transmitted from the first ultrasonic transmitter. The distance between the pen unit and the distance of the arrival time between the received infrared and ultrasonic waves; Calculates position coordinates, outputs a mouse control signal and the position coordinates when the position coordinates belong to a preset first region, and outputs a display control signal and the position coordinates when the position coordinates belong to a second preset region And a base unit including a processor configured to transmit a signal output from the processor to the computer.

Description

An Presentation Electronic Pad For Supporting Intergrated-type MultiBoard

The present invention relates to an integrated multi-board support presentation electronic pad. More specifically, the pad unit includes a control bar for controlling a presentation, and the pad unit is divided into a mouse area and a writing area. It relates to an electronic pad.

Input devices for inputting data to a computer include a keyboard, a mouse, and a tablet.

The tablet is one of the input devices used in interactive graphics, and the position is transmitted to the computer as the stylus or hand cursor moves over it.

However, in order to input data into a computer using a tablet, a position where a stylus contacts is detected and a position coordinate is transmitted to a computer.

Therefore, when using a tablet, the manufacturing cost is high, and since an ink pen does not come out of an ink pen, the user does not give a feeling of writing on a real paper.

In addition, since the tablet is used only as an input device, it is impossible for the presenter to control the presentation screen or to control the color or size of the presentation content during the presentation or lecture.

Accordingly, there is an increasing demand for a device that overcomes the disadvantages of the conventional tablet, enables more delicate work, and can be effectively used in presentations and the like.

The present invention has been made to solve the above problems, the first object of the present invention is integrated with the integrated multi-board via a computer, integrated multi-board support presentation electronic pad supporting the display control of the integrated multi-board To provide.

It is a second object of the present invention to provide an integrated multi-board support presentation electronic pad capable of more delicate work by using a pen with actual ink.

It is a third object of the present invention to provide a control bar unit for controlling a presentation on a pad so that the presenter can control the presentation screen of the integrated multiboard while writing on the pad even when the presenter is separated from the integrated multiboard. To provide an integrated multiboard-enabled presentation electronic pad.

It is a fourth object of the present invention to divide a pad into a mouse area and a writing area so that a pen unit can be placed in a corresponding area without a separate button operation so that the mouse and the writing operation can be easily performed. To provide.

The fourth object of the present invention is to support the integrated multi-board to enable the control bar unit can be moved, adjust the size of the mouse area and the writing area according to the position of the control bar unit or divide the writing area into two screens It is to provide a presentation electronic pad.

According to an aspect of the present invention for achieving the above object, in the electronic pad connected to the computer to display the writing content on the computer screen, the tip portion for discharging ink when contacting the paper surface, the contact surface of the tip portion A pressure sensor unit for detecting a pressure and outputting a detection signal, a pen unit including a first infrared ray transmitting unit and a first ultrasonic wave transmitting unit operated by the detection signal, and formed in a plate shape, and having a control bar for controlling a presentation display on one side thereof. Clip unit for fixing the pad unit and the paper on the upper surface of the pad unit, an infrared receiver for receiving the infrared rays transmitted from the first infrared transmitter, second and third ultrasonic waves for receiving the ultrasonic waves transmitted from the first ultrasonic transmitter Infrared received from the receiver and the infrared receiver, the first ultrasonic receiver and the second ultrasonic receiver The distance and the position coordinates of the pen unit are calculated using the difference between the arrival time of the line and the ultrasonic wave, and if the position coordinates belong to the preset first region, the mouse control signal and the position coordinates are output and the position coordinates are preset. The integrated multi-board support presentation electronics, characterized in that it comprises a base unit including a processor for outputting a display control signal and the position coordinates and a signal output from the processor to the computer, if belonging to two areas; A pad is provided.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

1 is a block diagram of a presentation system according to the present invention.

As shown in FIG. 1, the presentation system according to the invention consists of an electronic pad 1, a computer 2 and an integrated multiboard 3.

The electronic pad 1 is electrically connected to the computer 2 by wire or wirelessly. When the electronic pad 1 mounts paper on it and writes using an electronic pen, the position coordinate information of the electronic pen is transmitted to the computer 2, and the writing contents are displayed on the computer.

The computer 2 is electrically connected to the electronic pad 1 and the integrated multiboard 3 by wire or wirelessly. When the computer 2 receives the position coordinate information of the electronic pen from the electronic pad 1, the computer 2 displays the writing content on the screen based on this information, and transmits the data about the writing content to the integrated multiboard 3 so as to transmit the integrated multiboard ( Display on the screen of 3). The computer 2 may also store writing content. In addition, the computer 2 performs a mouse manipulation operation or a writing operation, a presentation page change, a color change, a font size change, or the like according to a control signal of the electronic pad 1.

The integrated multiboard 3 is an electronic blackboard in which the whiteboard, the blackboard and the electronic whiteboard are integrated into one body, and is electrically connected to the computer 2 by wire or wirelessly. The integrated multiboard 3 displays the presentation screen on the electronic whiteboard in accordance with the display control signal transmitted from the computer 2. That is, the writing content or the presentation screen is displayed on the electronic whiteboard screen of the integrated multi-board 3 according to the writing content or the display control signal recorded on the electronic pad 1.

Figure 2a is a view showing the appearance of a streamlined presentation electronic pad of the present invention.

As shown in FIG. 2A, the electronic pad 1 according to the present invention is composed of a pad unit 10, a control bar unit 15, and a base unit 20.

The pad unit 10 is a portion on which the paper is placed, and the portion on which the paper is placed is formed to enter the edge portion to seat the paper. The pad unit 10 is a first area 13 representing the upper mouse area and a second area 15 representing the lower writing area around the control bar unit 15 crossing the pad unit 10. Divided. However, the division of the area is performed by the recognition of the position coordinates of the pen unit 50 of the base unit 20, and is not actually physically divided.

The control bar unit 15 is for controlling a presentation screen change operation, color change, or font size change when the presenter drives the presentation program such as PowerPoint using the electronic pad 1 according to the present invention. . External button configuration and internal configuration of the control bar unit 15 will be described in detail with reference to FIGS. 3 and 7.

The base unit 20 calculates the position coordinates of the pen unit 50 by detecting a change in the position of the pen unit 50, and calculates position coordinate data for mouse control or position coordinate data for writing according to a region to which the position coordinate belongs. To the computer 2. Base unit 20 has a charging jack 21 for charging the pen unit 50 is formed on one side.

The base unit 20 transmits the data to the computer 2 via the cable 30. The cable 30 may be various communication cables such as a USB cable, an IEEE1394 cable, and a parallel cable.

2B is a view showing the appearance of the wireless presentation electronic pad of the present invention.

The electronic pad 1 shown in FIG. 2B does not require a communication cable 30 because the base unit 20 includes a wireless communication module rather than a wired communication module. The wireless communication module used in the wireless presentation electronic pad 1 may be Bluetooth, Wireless LAN, or the like.

3 is a diagram illustrating an appearance of a presentation electronic pad according to another embodiment of the present invention.

3 is different from the above embodiment in that the control bar unit 15 is implemented to be movable. That is, the long holes 40 are formed at both sides of the pad unit 10 so that both side portions of the control bar unit 15 penetrate, so that the control bar unit 15 can move along the long holes 40.

According to this configuration, the user can change the relative area of the first region 13, which is the mouse region, and the second region 17, which is the writing region, by moving the control bar unit 15 downward. That is, it is possible to increase the mouse area, reduce the writing area, or conversely reduce the mouse area and increase the writing area as necessary.

According to another embodiment, when the control bar unit 15 moves downward using this configuration, the area from the home position to the moving point and the area below the first writing area (not shown) and the second writing area are moved. It can also divide into (not shown). The divided writing area is also displayed as a separate window on the computer 2 screen.

That is, when the user writes using the pen unit 50 in the first writing area, the writing content is displayed on the display window corresponding to the first writing area, and when writing in the second writing area, the writing content is displayed on another display window. Is displayed. Therefore, by using such a configuration, the presenter can float a plurality of screens and selectively select one screen to write or present a presentation, thereby increasing the efficiency of the presentation.

An internal configuration of the control bar unit 15 for this purpose will be described in FIG. 7.

4 is a diagram illustrating an external configuration of the control bar unit 15.

As shown in FIG. 4, the outer surface of the control bar unit 15 has a toggle button 55, a clear button 60, a presentation control button 70, a color change button 80, and a font thickness change button 90. ) Is provided.

The toggle button 55 is a button for supporting the second area 17 which is the writing area to be used in parallel with the mouse area and the writing area.

The clear button 60 is used to clear the screen after executing the writing on the screen of the computer 2, and when the button is pressed, the entire contents written on the electronic whiteboard screen of the integrated multi-board 3 are deleted. do.

The presentation control button 70 is a button for presentation operation when a presentation program such as PowerPoint is executed, an end button 71 for ending a presentation, a start screen button 73 for returning to an initial screen, A previous screen button 75 for going to the previous screen and a next screen button 77 for going to the next screen.

The color change button 80 supports the color of the writing. When the button is pressed, the color of the text displayed on the electronic whiteboard of the integrated multiboard is changed to the color of the corresponding button. In the present embodiment, it is possible to support colors such as red, green, blue, yellow, and black.

The font thickness change button 90 supports a change in the thickness of the writing. When the button is pressed, the thickness of the characters displayed on the electronic whiteboard of the integrated multiboard is changed to the thickness of the corresponding button. In this embodiment, three levels of writing thickness are supported.

5 is a block diagram showing the internal configuration of the pen unit 50.

As shown in FIG. 5, the pen unit 50 includes a tip portion 51, a pressure sensor portion 53, an infrared ray transmitting portion 55, an ultrasonic wave transmitting portion 57, and a power supply portion 59.

The tip portion 51 is a portion in contact with the paper, and includes a storage portion (not shown) for storing ink and an ink discharge portion (not shown) for discharging ink upon contact with the paper.

The pressure sensor unit 53 transmits a detection signal to the infrared transmitter 55 and the ultrasonic transmitter 57 when the tip 51 contacts the paper and detects a contact due to a change in pressure of the tip 51. In the present embodiment, as the pressure sensor unit 53, a mechanical switch whose contact is changed from the OFF state to the ON state by the paper contact of the tip part 51 is used.

When the infrared transmitter 55 and the ultrasonic transmitter 57 receive the detection signal from the pressure sensor 53, the infrared transmitter 55 and the ultrasonic transmitter 57 emit infrared and ultrasonic waves every 40 msec.

The power supply unit 59 is for supplying power to each of the above configurations, and in this embodiment, three 1.5V batteries are positioned at the top of the pen unit 50. The batteries are rechargeable secondary batteries that are used by being charged by being plugged into the charging jack 21 of the base unit 20. Although not shown, the upper end of the pen unit 50 has a structure that can be plugged into the charging jack 21 of the base unit 20.

6 is a block diagram showing an internal configuration of the base unit 21.

As shown in FIG. 6, the base unit 21 includes first and second ultrasonic receivers 22 and 23, an infrared receiver 24, a processor 25, a power supply 26, a charging unit 27, and a communication unit ( 28).

The first and second ultrasonic receivers 22 and 23 receive ultrasonic waves transmitted from the ultrasonic transmitter 57 of the pen unit 50, and the infrared receiver 24 uses the infrared transmitter 55 of the pen unit 50. Receive the transmitted infrared rays.

The processor 25 calculates a distance from the pen unit 50 using the difference in the arrival times of the ultrasonic waves and the infrared rays received by the first ultrasonic receiver 22 and the infrared receiver 24, and then, in the second ultrasonic receiver 23, The position coordinates of the pen unit 50 are calculated by triangulation by including the arrival time of the received ultrasonic waves. The processor 25 analyzes the calculated position coordinates, and when the current position coordinates belong to the first area 13, transmits a control signal for the mouse operation to the computer 2 together with the calculated position coordinates, and then transmits the current position coordinates. If belongs to the second area 17, the control signal for writing work is transmitted to the computer 2 together with the calculated position coordinates.

In addition, in another exemplary embodiment, when the processor 25 receives coordinate data from the control bar unit 15, the processor 25 indicates coordinates indicating a range of the first area 13 based on the coordinates of the received control bar unit 15. The coordinate region representing the range of the region and the second region 17 is updated.

In addition, in another embodiment, when the processor 25 receives coordinate data from the control bar unit 15, the processor 25 generates a second area 17, which is a writing area, based on the received coordinates of the control bar unit 15. After dividing into 1 writing area and 1st writing area, the coordinate area for each area range is set and stored.

The power supply unit 26 is for supplying power to each component, and the charging unit 27 is for charging the power supply unit 59 of the pen unit 50.

The communication unit 28 is for transmitting and receiving data with the computer 2 or the control bar unit 15, and may be implemented as a wired communication module (not shown) or a wireless communication module (not shown) and include both modules. It may be.

7 is a block diagram showing the internal configuration of the control bar unit 15.

As shown in FIG. 7, the control bar unit 15 includes a code analyzer 15-1, a coordinate detector 15-3, and a transmitter 15-5.

When the buttons 50 to 90 provided on the upper surface of the control bar unit 15 are pressed, the code analyzing unit 15-1 detects this and generates a key code corresponding to the pressed button. 5) to send.

The coordinate detector 15-3 detects the current position coordinate and transmits it to the transmitter 15-5 when the control bar unit 15 moves up and down along the long hole 40 formed on the side of the pad unit 10. . Since the control bar unit 15 moves only along the long hole 40 in the vertical direction, the coordinate detection unit 15-3 detects only the coordinates in the vertical direction. In this case, the method for detecting the moving distance may be a mechanical method or an electric method, and may be implemented by any of the two methods. Since the description of the moving distance detecting method is a well-known technique and is not related to the gist of the present invention, detailed description is omitted in order not to obscure the gist of the present invention.

The transmitter 15-5 performs a function of transmitting signals received from the code analyzer 15-1 and the coordinate detector 15-3 to the base unit 20.

Hereinafter, the operation of the integrated multi-board support presentation electronic pad 1 according to the present invention will be described with reference to the drawings and the above configuration.

At present, suppose the presenter is presenting in front of a large audience. The presenter is not only in front of the integrated multi-board 3 in which the presentation contents are displayed, but is presenting while holding the electronic pad 1 of the present invention in his hand.

As the presenter explains the content displayed on the integrated multiboard 3, the pen unit 50 starts writing on paper mounted on the pad unit 10 to write additional explanations about the content.

When the pen unit 50 contacts the paper, the pressure sensor unit 53 detects this and transmits a detection signal to the infrared transmitter 55 and the ultrasonic transmitter 57, and uses the trigger signal as the triggering signal. The transmitter 57 transmits infrared rays and ultrasonic waves at intervals of approximately 40 msec, respectively.

The first and second ultrasonic receivers 22 and 23 and the infrared receiver 24 of the base unit 20 receive ultrasonic waves and infrared rays transmitted from the infrared transmitter 55 and the ultrasonic transmitter 57 to the processor 25. send. The processor 25 calculates the position coordinates of the pen unit 50 by triangulation based on the arrival time difference of the signals received at the three receivers 22, 23, and 24. When the processor 25 finds that the position coordinate of the pen unit 50 is the second area 17, the processor 25 transmits a writing control signal to the computer 2 together with the position information.

The computer 2 displays the writing content on the screen according to the position coordinates of the received pen unit 50, and transmits the writing content information to the integrated multiboard 3 so as to be displayed on the screen of the integrated multiboard 3 as well. .

When the presenter presses the next screen button 77 on the upper surface of the control bar unit 15 to turn the presentation screen to the next screen, the code interpreter 15-1 inputs a key code corresponding to the next screen button 77. It generates and transmits to the base unit 20 through the transmitter 15-5. After analyzing the received key code, the base unit 20 performs an operation of turning the presentation screen to the next screen.

When the presenter places the pen unit 50 in the first area 13 to point to a specific point on the screen and moves the pen unit 50 in the desired direction, the processor 25 of the base unit 20 will be described. As described above, the position of the pen unit 50 is determined using triangulation. When the processor 25 determines that the position of the pen unit 50 is the first area 13, the processor 25 transmits a mouse control signal to the computer 2 together with the position information of the pen unit 50, and the computer 2 transmits the mouse control signal thereto. The position of the mouse is moved based on that. The screen of the integrated multi-board 3 is linked with the operation of the computer 2 to move the position of the mouse.

 When the presenter moves the control bar unit 15 downward to write on a separate screen other than the screen currently being described, the coordinate detection unit 15-3 of the control bar unit 15 detects the moving distance and the base unit Send to 20. The processor 25 of the base unit 20 divides the second area 17 into a first writing area and a second writing area according to the positional movement of the control bar unit 15 to set the coordinate range of each area. This information is transmitted to the computer 2. When the presenter writes in the area set as the second writing area, the processor 25 of the base unit 20 informs the computer 2 that the pen unit 50 is located in the second writing area, and the computer 2 After activating the new display window, the content displayed on the new display window is displayed. The same applies to the screen of the integrated multiboard 3.

Therefore, according to the present invention as described above, when the presenter writes using the electronic pad, the written content is displayed on the integrated multi-board, so that the presenter can make a presentation while traveling around the presentation hall, thereby increasing the presentation efficiency.

In addition, the presenter can display multiple screens on the integrated whiteboard's electronic whiteboard and selectively select one screen to write or present a presentation, further increasing the efficiency of the presentation.

In addition, it is possible to provide an integrated multiboard-enabled presentation electronic pad that can perform more detailed work by using a pen that actually emits ink.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Accordingly, the appended claims will cover such modifications and variations as fall within the spirit of the invention.

1 is a block diagram of an integrated multi-board support presentation system according to the present invention.

FIG. 2A illustrates an appearance of a streamlined integrated multi-board support presentation electronic pad of the present invention.

FIG. 2B illustrates an appearance of a wireless integrated multi-board support presentation electronic pad of the present invention.

3 is a diagram illustrating an appearance of an integrated multi-board support presentation electronic pad according to another embodiment of the present invention.

4 is a diagram illustrating an external configuration of a control bar unit.

5 is a block diagram showing an internal configuration of a pen unit.

6 is a block diagram showing an internal configuration of a base unit.

7 is a block diagram showing an internal configuration of a control bar unit.

<Description of the major reference numerals>

1: electronic pad, 2: computer,

3: integrated multiboard, 10: pad unit,

13: first area, 15: control bar unit,

17: second area, 20: base unit,

21: charging jack, 30: cable,

50: pen unit.

Claims (6)

In the integrated multi-board support presentation electronic pad that displays the writing content on the integrated multi-board screen via a computer, A pen unit including a tip unit for discharging ink upon contact with a paper surface, a pressure sensor unit for sensing a ground contact of the tip unit, and outputting a detection signal, a first infrared transmitter and a first ultrasonic transmitter operated by the detection signal; A pad unit formed in a plate shape and having a control bar for controlling a presentation display on one side thereof; And Clip unit for fixing the paper on the upper surface of the pad unit, an infrared receiver for receiving infrared rays transmitted from the first infrared transmitter, the second and third ultrasonic receiver for receiving ultrasonic waves transmitted from the first ultrasonic transmitter and the The distance and the position coordinates of the pen unit are calculated using the difference between the arrival times of the infrared rays and the ultrasonic waves received from the infrared receiver, the first ultrasonic receiver, and the second ultrasonic receiver, and the mouse is included when the position coordinates belong to the preset first area. And a processor for outputting a control signal and the position coordinates, and for outputting a display control signal and the position coordinates when the position coordinates belong to a second predetermined area, and a communication unit for transmitting a signal output from the processor to the computer. Integrated mullet comprising a base unit Board Support Presentation electronic pad. The method of claim 1, The pen unit further includes a battery unit for supplying power, The base unit further comprises an adapter unit for charging the battery integrated multi-board support presentation electronic pad. The method of claim 1, The control bar unit A clear button for deleting writing contents displayed on the screen of the computer; A presentation control button for controlling presentation execution, before, after, first movement and end of execution when the presentation program is executed; A color selection button for selecting a color of writing content displayed on the computer screen; And And a writing thickness selection button for selecting a thickness of the writing contents displayed on the computer screen. The method of claim 3, wherein The control bar unit includes a second infrared transmitter and a second ultrasonic transmitter, The base unit includes a second infrared receiver and a third ultrasonic receiver, The processor calculates a position of the control bar based on a time difference between signals received by the second infrared receiver and the third ultrasonic receiver, and according to the calculated position of the control bar, the first area and the first unit of the pad unit. Integrated multi-board support presentation electronic pad, characterized in that for updating the range value of the two areas. The method of claim 3, wherein The control bar unit is installed to be movable along the side of the pad unit, and includes a second infrared transmitter and a second ultrasonic transmitter for generating a signal when the control bar unit moves, The base unit includes a second infrared receiver and a third ultrasonic receiver, The processor calculates a position of the control bar unit when the control bar unit moves based on a time difference between signals received by the second infrared receiver and the third ultrasonic receiver, and the pad unit according to the calculated position of the control bar unit. An integrated multi-board support presentation, wherein the second area of the screen is divided into a first screen area and a second screen area so that the first screen area and the second screen area are displayed as separate windows on the computer. Electronic pad. In the integrated multiboard support presentation system, An electronic pad receiving writing content and a presentation control signal; A computer for displaying the writing content on a screen when receiving the writing content data from the electronic pad, and performing a corresponding presentation operation upon receiving the presentation control signal; And A whiteboard, a blackboard and an electronic whiteboard are integrated into one main body, and include an integrated multiboard for displaying a presentation screen on the electronic whiteboard according to display control signals transmitted from the computer; The electronic pad A pen unit including a tip unit for discharging ink upon contact with a paper surface, a pressure sensor unit for sensing a ground contact of the tip unit, and outputting a detection signal, a first infrared transmitter and a first ultrasonic transmitter operated by the detection signal; A pad unit formed in a plate shape and having a control bar for controlling a presentation display on one side thereof; And Clip unit for fixing the paper on the upper surface of the pad unit, an infrared receiver for receiving infrared rays transmitted from the first infrared transmitter, the second and third ultrasonic receiver for receiving ultrasonic waves transmitted from the first ultrasonic transmitter and the The distance and the position coordinates of the pen unit are calculated using the difference between the arrival times of the infrared rays and the ultrasonic waves received from the infrared receiver, the first ultrasonic receiver, and the second ultrasonic receiver, and the mouse And a processor for outputting a control signal and the position coordinates, and for outputting a display control signal and the position coordinates when the position coordinates belong to a second predetermined area, and a communication unit for transmitting a signal output from the processor to the computer. Integrated mullet comprising a base unit Board Support Presentation electronic pad.