KR20050070897A - Video system with screen control window and control method the same - Google Patents

Abstract

The present invention relates to an image system having a screen control window function for controlling a display screen by an external input image provided from a computer using various remote controls and a control method thereof. A remote control and a screen control window program are installed to provide a user signal. Therefore, it executes the screen control window program, performs detailed mode and function operation by mode, transmits the video signal according to the computer, and transmits the user signal input through the remote controller to the computer and accordingly outputs the video signal output from the computer. It includes the video device to display the screen, so it provides various additional functions such as drawing, drawing, highlighting, and enlarging the provided screen, so that the user can control the screen as the user wants, maximizing convenience and learning efficiency using the video system. Can improve.

Description

Video System with Screen Control Window and Control Method The Same}

The present invention relates to an imaging system, and more particularly, to an imaging system having a screen control window function and a control method thereof.

In general, schools, companies, and the like use a large video device such as a projection TV or a projector as an educational medium.

That is, as shown in FIG. 1, an image signal is provided by a computer 1 such as a notebook computer, and the screen is displayed through an image device 2 such as a projection TV or a projector to present a presentation or education. .

In order to proceed with the education, various additional functions such as indicating, marking or enlarging a specific area of the currently displayed data screen are required.

However, the image device 2 merely performs a function of displaying a video signal provided by the computer 1, and in order to perform the above-described additional functions, it is necessary to use a mouse or a keyboard connected to the computer.

Although it is most preferable to use a remote controller provided in the video device 2 in the position of the user's education progress, a remote controller provided in the video device 2 is used for channel selection and volume control of the video device 2. It is limited to the operation control of the device 2, and it is very inconvenient because it cannot control the above-described additional functions such as controlling the external input image screen provided from the computer 1.

Accordingly, the present invention has been made to solve the above-described problems, and has an image system having a screen control window function to control the display screen by the external input image provided from the computer by various additional functions using a remote control and The purpose is to provide a control method.

According to the present invention, a video system having a screen control window function includes a mode selection key for selecting a detailed mode of a screen control window, a function key for selecting a function for each mode, and a direction key for moving a window according to a mode by a remote controller and a remote controller. A screen control window program, which is controlled, is displayed on the current display screen, and which has at least two modes for controlling the display screen, is installed, and on at least one of a user signal input through a remote controller or a user signal input directly through a computer. According to this, a screen control window program is executed, detailed modes and function operations are performed, and a computer for outputting a video signal for displaying the screen control window and the detailed mode and function for each screen, and a user signal input through the remote control The computer to meet the computer communication standard Transmission, and it characterized in that it comprises an image display device that displays a video signal output from the computer accordingly.

In the control method of an image system having a screen control window function according to the present invention, a computer is repeatedly displayed on a current display screen according to a user command, and executes a screen control window program having at least two modes for controlling the display screen. Transmitting a video signal to a video device to perform a screen display; a user viewing a screen control window displayed on the video device and inputting a key of the remote controller according to the present invention; And transmitting the remote control key signal to the computer according to the video device, performing a corresponding command by the computer recognizing the remote control key signal, and transmitting the video signal to the video device so that the screen is displayed. .

Hereinafter, a preferred embodiment of an imaging system and a control method thereof according to the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view showing a configuration of an image system having a screen control window function according to the present invention, FIG. 3 is a block diagram showing a detailed configuration of FIG. 2, and FIG. 4 is a control method of an image system having a screen control window function according to the present invention. 5 is a flowchart illustrating a method of executing a function of each screen control window mode of FIG. 4, FIG. 6 is a flowchart of a method of executing a function key of FIG. 5, and FIG. 7 is a diagram of an embodiment of a screen control window according to the present invention. 8 to 17 are diagrams illustrating embodiments of detailed modes of a screen control window according to the present invention, and FIG. 18 is a diagram illustrating an embodiment of a screen control window user setting mode according to the present invention.

As shown in FIG. 2, the image system having the screen control window function according to the present invention includes a mode selection key 32 for selecting a detailed mode of the screen control window, a function key 31 for selecting a function for each mode, and a mode. A remote control 30 including a direction key 33 for moving the window according to the present invention, a screen control window controlled by the remote control 30 and displayed on the current display screen, and having at least two modes for controlling the display screen. A program is installed, and executes a screen control window program according to at least one of a user signal input through the remote controller 30 or a user signal directly input through a computer, and performs a detailed mode and a function operation for each mode, and accordingly the screen Computer 10 for outputting a control window display and a video signal for displaying the screen control window detailed mode and function by mode, and the remote control 30 It is configured to include a video device 20 for converting the user signal input through the computer to meet the computer communication standard to be transmitted to the computer 10, and accordingly display the video signal output from the computer 10 .

At this time, the mode selection key 32 of the remote controller 30 is a numeric key, and '0' of the numeric keys is designated as a return key for returning to the previous screen.

In addition, when the function key 31 of the remote controller 30 is switched to each mode of the screen control window, the first function key (left △) for performing a predetermined operation for each mode, the second function for changing the shape of the window Key (right △), a third function key (left ▽) for changing the color of the window, and a fourth function key (right ▽) for changing the preset operation. And the direction key 33 of the remote control 30 is applied to the eight-way joystick (Joy-stick).

On the other hand, the first to fourth function keys, the mode switch is not made, that is, in the state that the entire screen control window menu is displayed, the left button of the mouse (Mouse), the right button of the mouse, the page-up of the keyboard (Page-up) ), The page-down function of the keyboard is applied.

The computer 10 includes an RS-232C jack 12 for inputting a key signal converted into RS-232C format, a USB jack 13 for inputting a key signal converted into USB format, the screen control window program, and each mode. Executing a screen control window program according to at least one of a user signal transmitted through the memory unit 11, the RS-232C jack 12 and the USB jack 13, and a user signal directly input through a computer, storing user setting values And perform a detailed mode and mode-specific function operation, and generate an image signal according to the CPU 15 outputting a control signal for displaying the screen control window and the detailed mode and mode-specific function, and the control signal of the CPU 15. It is configured to include a video card (14).

In this case, the screen control window program of the memory unit 11 may be provided by a video device manufacturer as a storage medium such as a CD-ROM, or may be downloaded from the manufacturer's Internet site.

In addition, the image apparatus 20 may include an infrared receiver 21 for receiving the key signal transmitted from the remote controller 30 and an RS- for converting the key signal received through the infrared receiver 21 to conform to the RS-232C format. 232C controller 22, USB controller 23 for converting the key signal received through the infrared receiver 21 to match the USB format, the RS-232C controller 22 and USB controller 23 and computer 10 Interface unit 24 for exchanging signals, an image processor 25 for screening an image signal output from the computer 10, and a display unit 26 for displaying an output of the image processor 25. It is configured to include.

The overall flow of the screen control window control method of the image system having the screen control window function configured as described above will be described first.

In order to control the screen control window by using the remote controller 30, the installation of the screen control window program on the computer 10 should be preceded.

Therefore, as described above, the user installs a screen control window program downloaded from a storage medium such as a CD-ROM or the Internet to the computer 10 (S41).

As described above, in the state in which the screen control window program is installed, the computer 10 determines whether a screen control window execution command is input (S42).

In this case, the screen control window execution command may be directly performed by the user through the computer 10, or may use one of the keys of the remote control 30, and may be automatically performed when the computer 10 is booted. Follow.

In the case of automatic execution, the screen control window program is registered in the computer startup program.

Accordingly, when the determination result (S42) and the screen control window execution command are input, the computer 10 executes the screen control window in the computer 10 and provides the corresponding image to the image device 20 (S43).

In this case, a series of operation descriptions for generating an image according to program execution and providing the image to the image device 20 are the same as those for outputting a general computer image to an external device.

Subsequently, the imaging apparatus 20 displays the screen control window image provided by the computer 10 as shown in FIG. 7 (S44).

In this case, the screen control window displays 'display', 'screening', 'draw', 'spot', 'pen', 'shape', 'partial magnification', 'zoom', and 'pointer'. It consists of a menu window including the mode, and is displayed on the top or bottom of the desktop according to the user's setting. The numbers 1 to 9 are assigned to each mode, and a separate cursor is displayed.

In addition, the screen control window itself, the mode screen according to the mode of the screen control window, and the cursor are embodied as a window that is repeatedly displayed on the original desktop.

In operation S45, the computer 10 determines whether a remote control key related to the screen control window is input.

In this case, the remote control key related to the screen control window means a function key 31, a mode selection key 32, and a direction key 33, and is a key for selecting a mode of the screen control window or controlling a function of the selected mode.

In addition, when the user inputs the corresponding key to the video device 20 through the remote control 30, the remote control key is converted to meet the communication standard of the computer 10, that is, RS-232C or USB through the video device 20, Is sent to 10.

The computer 10 provides a screen control window additional function image according to the key transmitted from the image device 20 (S46).

Subsequently, the imaging apparatus 20 displays an image provided from the computer 10 on the screen.

In operation S47, the computer 10 determines whether the screen control window is terminated. If the screen control window is not commanded, the computer 10 returns to the step S45 and waits for a remote control key input.

Next, the detailed operations of the steps (S45) (S46) will be described in more detail as follows.

That is, as shown in FIG. 5, the computer 10 determines whether the mode selection key 32 of the remote controller 30 is input through the imaging apparatus 20 (S51).

At this time, the mode selection key 32 is a key for selecting one of the modes included in the screen control window menu of FIG. 7 with reference to the number assigned to each mode.

Therefore, the user can select the desired mode by pressing the corresponding numeric key of the remote control (30).

Subsequently, when the determination result S51 and the mode selection key 32 are input, the computer 10 generates a display area of the mode, and displays a window according to the selected mode in the area (S52).

On the other hand, if the determination result (S51), the mode selection key 32 is not input, the computer 10 determines whether the return key is input (S53).

In this case, the return key is a key for returning to the previous function of the current function, and is programmed as one of the numeric keys, for example, '0', and may be a separate key.

Therefore, if the return key is input, it returns to the previous function (S54).

On the other hand, if the return key is not input, it is determined whether the function key 31 is input (S55), and if the function key 31 is input (S56).

On the other hand, if the determination result (S55), the function key 31 is not input is determined whether the direction key 33 is input (S57), if the direction key 33 is input (S58) to move the window accordingly.

In this case, the function key determination and the performance of the function will be described with reference to FIG. 6.

That is, the function keys are divided into first to fourth function keys as described above.

Therefore, when the input function key 31 is the first function key (S61), the operation assigned to the first function key for each mode is performed (S62).

On the other hand, if the second function key (S63), the shape of the window is changed (S64).

On the other hand, if the third function key (S65), the color of the window is changed (S66).

Finally, if the fourth function key, the operation assigned to the first function key is changed (S67).

The above-described first to fourth function key operations are not representative of the actual operation as a whole, and the second function key is changed in shape, the third function key is changed in color, and the fourth function key is represented in the same manner as the operation change. Since only the operation has been described, the shape, color, and function key operation of each mode are different from each other. Therefore, each mode will be described in detail as follows.

First, a screen as shown in FIG. 7 is displayed when the screen control window is initially executed.

In this case, the screen control window displays 'display', 'screening', 'draw', 'spot', 'pen', 'shape', 'partial magnification', 'zoom', and 'pointer'. Mode, and cursors are displayed separately.

Therefore, the functions and key assignments for each mode are explained as follows.

-Display mode-

In the display mode menu of FIG. 7, the display mode is switched by the mode selection key 32, that is, the numeric key '1' of the remote controller 30, and the cursor displayed on the screen control window of FIG. 7 as shown in FIG. 8. This is a mode to display various types of fixed windows where is located.

At this time, all the fingers, arrows, and the like displayed on the screen of FIG. 8 are windows in the display mode, and the position of the window is changed by the direction key 33.

8, corresponding function keys are assigned to various functions. That is, the first function key (left △) to change the shape, the second function key (right △) to change the shape, the third function key (left ▽) to change the color, and the fourth function key (right ▽) to change the size Is assigned. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

-Hide mode-

The hide mode is a mode in which the screen control window menu of FIG. 7 is displayed and switched by the numeric keys '2' of the remote controller 30 to cover or expose the screen as the film moves as shown in FIG. 9.

At this time, the film displayed on the screen of FIG. 9 is a window in the hide mode, and the position of the window is changed by the direction key 33.

9, corresponding function keys are assigned to various functions. In other words, the first function key (left △), the screen (down, up, left, right, center horizontal direction, center vertical direction) change to the second function key (right △), color change to cover function on / off A fourth function key (i) is assigned to the third function key (i) and the function on / off which displays the designated subtitle at the center. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

-Stroke mode-

The scribing mode is a mode in which a line is displayed on the screen as shown in FIG. 10 by switching by the numeric key '3' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the line displayed on the screen of FIG. 10 is a window of the line drawing mode, and the position of the window is changed by the direction key 33.

10, corresponding function keys are assigned to various functions. That is, the first function key (left △) to move the line, the second function key (right △) to change the form (horizontal, vertical, orthogonal) of the line, the third function key (left ▽) to change the color of the line, the length of the line is changed. The fourth function key (u) is assigned to. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

Spot mode

The spot mode is a mode in which a portion of the screen is emphasized as shown in FIG. 11 by being switched by the numeric key '4' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the highlighted area (eg, a circle) displayed on the screen of FIG. 11 is a window in the spot mode, and the position of the window is changed by the direction key 33.

11, corresponding function keys are assigned to various functions. That is, the first function key (left △) to change the size based on the center of the spot (for example, step 8), the second function key (right △) to change the shape of the spot, and change the background color other than the spot Is assigned to the third function key (left) and the fourth function key (right) for changing the transparency of the setting color and background. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

Pen mode

The pen mode is a mode in which a picture using a pen is switched as shown in FIG. 12 by being switched by the numeric key '5' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the pen shape displayed on the screen of FIG. 12 is a pen mode window, and the position of the window is changed by the direction key 33.

12, corresponding function keys are assigned to various functions. That is, the first function key (left △) for drawing start / end, the second function key (right △) for selecting the size of the pen, the third function key (left ▽) for changing the color of the pen, and the thickness change of the pen. 4 Function key (right) is assigned, and channel key (△ or ▽) is assigned to Cancel (Erase) an additional drawn part. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

Shape mode

The figure mode is a mode in which a specified figure is drawn on the screen as shown in FIG. 13 while being switched by the numeric key '6' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the figure displayed on the screen of FIG. 13 is a window in the figure mode, and the position of the window is changed by the direction key 33.

13, corresponding function keys are assigned to various functions. That is, the first function key (left △) to start / end figure drawing, the second function key (right △) to select figure type, the third function key (left ▽) to change color of figure, and change the thickness of figure. 4 Function key (right) is assigned. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

-Loupe Mode-

The partial enlargement mode is a mode in which a partial area of the screen is enlarged as shown in FIG. 14 by switching by the numeric key '7' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the magnified area displayed on the screen of FIG. 14 is a window of the partial magnification mode, and the position of the window is changed by the direction key 33.

14, corresponding function keys are assigned to various functions. That is, the first function key (left △) for copying the enlarged area, the second function key (right △) for selecting the partial enlargement shape, the third function key (left ▽) for changing the color of the partial enlarged area border, and the partial enlarged size. The fourth function key (i) is assigned to the change, and the area copied by the first function key is moved by the direction key 33, and it is possible to paste by pressing the first function key again. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

-Zoom mode-

The zoom mode is a mode for enlarging or reducing the screen on which the current cursor is located among the screens divided by switching by number keys '8' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed. .

At this time, the enlarged or reduced area of FIG. 15 is a window in the zoom mode, and the position of the window is changed by the direction key 33.

15, corresponding function keys are assigned to various functions. That is, the first function key (left △) for zooming in, the second function key (right △) for zooming out, and the third function key (left ▽) for use / non-use of the position display (see FIG. In the zoom mode, the fourth function key (i) is assigned to the use of the above-described line drawing. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

Pointer mode

The pointer mode is a mode in which a pointer shape is displayed on the screen as shown in FIG. 17 by being switched by the numeric key '9' of the remote controller 30 while the screen control window menu of FIG. 7 is displayed.

At this time, the pointer of FIG. 17 is a window in pointer mode, and the position of the window is changed by the direction key 33.

17, corresponding function keys are assigned to various functions. That is, the first function key (left △) to change the pointer shape, the second function key (right △) to change the pointer shape, the third function key (left ▽) to change the pointer color, etc. A fourth function key (right) is assigned to the shake / turn selection. Therefore, the user may look at the screen and refer to the desired function by pressing the function key 31 of the remote controller 30.

The basic setting values such as the shape, color, and size of the windows of the various modes described above may be designated by the user through the user setting menu screen shown in FIG. 18.

The imaging system having a screen control window function and a control method thereof according to the present invention provide various additional functions such as drawing, highlighting, or enlarging a figure or a line on a screen provided by a computer by using a remote controller provided in the imaging device. The screen can be controlled as the user wants to maximize convenience and improve the learning efficiency using the image system.

1 is a perspective view showing the configuration of a video system according to the prior art

2 is a perspective view showing the configuration of an image system having a screen control window function according to the present invention;

3 is a block diagram showing the detailed configuration of FIG.

4 is a flowchart illustrating a control method of an image system having a screen control window function according to the present invention.

5 is a flowchart illustrating a method of executing a function of a screen control window mode of FIG. 4.

6 is a flowchart illustrating a method of executing a function key of FIG. 5.

7 illustrates an embodiment of a screen control window according to the present invention.

8 to 17 illustrate embodiments of detailed modes of a screen control window according to the present invention.

18 illustrates an embodiment of a screen control window user setting mode according to the present invention.

-Explanation of symbols for the main parts of the drawings-

1, 10: computer 2, 20: video equipment

11: memory 12: RS-232C jack

13: USB jack 14: video card

15: central processing unit (CPU)

21: infrared receiver 22: RS-232C controller

23: USB controller 24: interface

25: display unit 26: image processing unit

30: Remote Control 31: Function Keys

32: Mode select key 33: Direction key

34: key code generator 35: infrared transmitter

Claims (20)

A remote controller including a mode selection key for selecting a detailed mode of the screen control window, a function key for selecting a function for each mode, and a direction key for moving a window according to the mode; A screen control window program controlled by the remote controller and duplicated on the current display screen and having at least two modes for controlling the display screen is installed, and directly inputted through a user signal or a computer inputted through the remote controller. A computer that executes a screen control window program according to at least one of a user signal, performs a detailed mode and a function operation by mode, and outputs a video signal for displaying the screen control window and displaying the detailed mode and mode-specific function according to the screen control window; And And a video device for converting a user signal input through the remote controller to meet the computer communication standard and transmitting the converted user signal to the computer, thereby displaying a video signal output from the computer. According to claim 1, The mode selection key of the remote control is an image system having a screen control window function, characterized in that part or all of the numeric keys. According to claim 1, The function key of the remote controller may include a first function key for performing a preset operation, a second function key for changing a shape of a window, a third function key for changing a color of a window, and a fourth function for changing a preset operation. Imaging system having a screen control window function, characterized in that it comprises a key. The method of claim 3, wherein Each of the first to fourth function keys may include a left button of a mouse, a right button of a mouse, a page-up of a keyboard, and a page-down function of a keyboard. Imaging system with screen control window function. According to claim 1, The direction key of the remote control is an image system having a screen control window function, characterized in that the joystick (Joy-stick) form. According to claim 1, The computer has an RS-232C jack for inputting a key signal converted to RS-232C format, USB jack for inputting key signals converted to USB format, A memory unit for storing the screen control window program and a user setting value for each mode; In accordance with at least one of a user signal transmitted through the RS-232C jack and a USB jack and a user signal directly input through a computer, a screen control window program is executed, a detailed mode and a mode-specific function operation are performed, and the screen control window and a detailed mode are performed. And a CPU for outputting a control signal for mode-specific function display. And a video card generating a video signal according to the control signal of the CPU. According to claim 1, The video apparatus includes an infrared receiver for receiving a key signal transmitted from the remote controller; An RS-232C controller for converting the key signal received through the infrared receiver into conformity to the RS-232C format; A USB controller for converting a key signal received through the infrared receiver into conformity with a USB format; Interface unit for signal exchange between the RS-232C controller and the USB controller and the computer, An image processor for screen-processing the image signal output from the computer; And a display unit for displaying the output of the image processing unit. In the control method of an imaging system having a screen control window function, including a remote control, a computer with a screen control window program and an image device, In response to a user command, the computer is displayed on the current display screen repeatedly, and the screen control window program having at least two modes for controlling the display screen is executed, and the screen control window image signal is transmitted to the video device for screen display. (A); (B) instructing a user to view a screen control window displayed on the video apparatus and input a key of a remote controller according to the method to select a screen control window mode and execute a function of each mode; And The video device transmitting the remote control key signal to the computer, and accordingly, the computer recognizes the remote control key signal to perform a corresponding command and transmits the video signal to the video device so that the screen is displayed. Control method of an imaging system having a screen control window function, including. The method of claim 8, The control method of the image system having a screen control window function, characterized in that the user command in the step (a) is at least one of made directly through a computer, and via a remote control. The method of claim 8, And executing the screen control window program in step (a) automatically upon booting the computer according to a user setting. The method of claim 8, The screen control window includes 'display', 'hiding', 'draw', 'spot', 'pen', 'shape', 'partial magnification', 'zoom', and 'pointer'. Control method of an imaging system having a screen control window function, comprising a mode, the number being assigned to each mode The method of claim 11, wherein The screen control window control method of an image system having a screen control window function, characterized in that it further comprises a cursor (Cursor) The method of claim 12, The cursor is a control method of an image system having a screen control window function, characterized in that the display of the current desktop color and complementary color (바탕 色) The method of claim 8, Each mode of the screen control window includes a window according to a corresponding mode, a window adjustment menu including a shape and color change of the window, and a function key is assigned to each window adjustment menu. Control method of image system The method of claim 8, In the step (b), selecting a screen control window mode by inputting a key of the remote control refers to an image system having a screen control window function, wherein a corresponding number key of the remote control is selected by referring to a number assigned to each mode. Control method The method of claim 8, Commanding to execute a function for each mode by inputting a key of the remote control in the step (b) is a control method of a video system having a screen control window function, characterized in that for selecting by inputting the function key of the remote control assigned to each function The method of claim 16, The command of executing a function for each mode by inputting a key of the remote control in the step (b) further comprises the step of moving the window for each mode by inputting a direction key of the remote control. System Control Method The method of claim 8, The method of controlling an image system having a screen control window function, further comprising the step of returning to a previous function by inputting a key of a remote controller. The method of claim 18, The control method of the image system having a screen control window function, characterized in that the key of the remote control is a numeric key '0'. The method of claim 8, If desired by the user through the user setting menu included in the screen control window program installed in the computer control method of the image system having a screen control window function further comprising the step of changing the default setting value for each mode of the screen control window