KR20070017778A - Dual display Apparatus and Method - Google Patents

Abstract

The present invention relates to a dual-screen display device and a screen display method, and more particularly, the first monitor, the second monitor and the second monitor is composed of a second monitor moving unit that can move up and side of the first monitor, When the second monitor is moved upward, the screen of the first monitor and the screen of the second monitor may be used to display one full screen or each dual screen, and the second monitor may be moved to the side of the first monitor. The present invention relates to a dual screen display device and a method for displaying a first screen and a second monitor screen on a dual screen, respectively, and displaying the full screen and the dual screen according to a user's selection.

Full screen, dual screen, first monitor, second monitor

Description

Dual screen display and screen display method {Dual display Apparatus and Method}

1 is a block diagram illustrating a conventional dual screen display device.

2 is a flowchart illustrating a display method of a conventional dual screen.

3 is a front view showing the movement of the second monitor using the present invention.

4 is a block diagram of a dual screen display device of the present invention.

5 is a flowchart illustrating a dual screen display method of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: LCD controller 11: first analog digital converter

12: 2nd analog digital converter 13: video decoder

14: signal control unit 15: central processing unit (CPU)

16: First LCD Drive Controller 17: First LCD Drive Controller

20: first LCD monitor 30: second LCD monitor

100: first monitor 110: first monitor screen

200: second monitor 210: second monitor screen

1000: image signal control unit 2000: screen display unit

2100: first monitor controller 2200: second monitor controller

3000: second monitor moving part 3100: upward moving part

3200: side moving part 4000: first monitor

5000: second monitor

In the present invention, in the system consisting of the main screen and the sub-screen, the sub-screen may be moved upward and sideways to display each of the screens as a single full screen, or dual may be used to display each of the independent dual screens. The present invention relates to a screen display device and a method thereof.

Hereinafter, a conventional dual screen display device and method will be described with reference to the accompanying drawings.

1 is a block diagram illustrating a conventional dual screen display device. Conventional dual-screen display devices include a plurality of analog-to-digital converters (ADCs, 11, 12) for converting video analog signals output from a plurality of PC (PC1, PC2) video cards into digital signals. ), A video decoder 13 for decoding a video signal input from a video / DVD, a signal controller 14 for processing signals digitally converted by the plurality of analog-to-digital converters 11 and 12, A CPU for controlling operations of the plurality of analog-to-digital converters 11 and 12, the video decoder 13, the signal controller 14, and the first and second LCD drive controllers 16 and 17, respectively. 15), the signal of the signal control unit 14 and the video decoder 13, the external signal through the external input terminal receives the first and second LCD (20, 30) of the dual monitor according to the input signal Output drive signal It is configured to include a first and a 2 LCD drive controller (16, 17).

2 is a flowchart illustrating a display method of a conventional dual screen.

When the signal is input to the dual monitor (s10), a step of determining the type of signal is performed (s20). If the signal type is a PC signal, the RGB analog signal is converted into a digital signal (s30). If the type of the input signal is a video signal, the video signal is decoded (s40). If the type is an external signal, the signal is input to the LCD drive controller (s50). Thereafter, the image signal is controlled through the CPU and the signal controller (s60), the LCD of the dual monitor to output the image signal is selected (s70), and the image signal is output to the selected LCD (s80).

However, the conventional technology can display different screens simultaneously with the first and second LCDs. Since the two LCD monitors cannot be combined into one integrated monitor type, the screens can be larger than the size of each LCD monitor. It is not available. That is, there is a problem that can not be realized when the full screen is to be displayed as an integrated LCD monitor because it cannot display a screen larger than the size of a given LCD screen.

In order to solve the above problems, the second monitor may be moved upward and sideward of the first monitor to display a screen, thereby displaying each of the first and second monitors as a dual screen, The present invention relates to a dual screen display device and a method in which the first and second monitors can be used as one large screen (full screen) so that the given first and second monitors can be efficiently used.

In order to achieve the above object, the present invention provides a dual screen display system, comprising: a first monitor and a second monitor; Outputs the upward movement signal or the lateral movement signal to the second monitor moving unit, and displays the image signals transmitted from the central processing unit as one full screen on the screen of the first monitor and the second monitor, or one dual screen each. A screen display for controlling to display the display; A second monitor moving unit which receives a signal from the screen display unit and moves the second monitor upward or sideward; And an image signal controller configured to provide an image signal to the image display unit.

The second monitor moving part may include an upward moving part for moving the second monitor upward and a side moving part for moving the second monitor laterally according to the control signal of the screen display part. .

The screen display unit may include a first monitor controller controlling a first monitor and a second monitor controller controlling a second monitor.

The second monitor controller may control an image signal to display the first monitor and the second monitor on a dual screen when a control signal is transmitted to the second monitor moving unit so that the second monitor is moved laterally. It is a screen display system.

The second monitor controller may control to display the first monitor and the second monitor in full screen or dual screen when a control signal is transmitted to the second monitor moving unit so that the second monitor moves upward. It is a screen display system.

On the other hand, in the dual screen display method, the present invention comprises: a first step of the image display unit receives an input signal related to the moving direction of the second monitor; When the image display unit receives the upward movement signal of the second monitor, the screen display unit transmits a control signal to the upward movement unit and supplies an image signal to the second monitor controller; The second monitor controller is configured to display the received image signal on the first monitor and the second monitor on one full screen or on each dual screen; When the image display unit receives the lateral movement signal of the second monitor, the screen display unit transmits a control signal to the lateral movement unit and supplies an image signal to the second monitor controller; The second monitor controller is configured to display the received image signal on the first monitor and the second monitor in each of two dual screens.

The type of the signal input in the first step is an upward movement signal for moving the second monitor upward and a lateral movement signal for moving sideward.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

3 is a front view showing the movement of the second monitor using the present invention. As shown in the figure, the second monitor 200 can move upward and sideward of the first monitor 100. When the second monitor 200 is moved upward of the first monitor 100, the screen 110 of the first monitor and the screen 210 of the second monitor may be used as one full screen, respectively. It can also be used as an independent dual screen. When the second monitor 200 moves to the side of the first monitor 100, the first monitor screen 110 and the second monitor screen 210 are each used as independent dual screens.

4 is a block diagram illustrating a screen switching device unit of the present invention.

The screen display unit 400, which receives an image signal from the image signal controller 300 and controls the second monitor moving unit 500 and the first and second monitors, includes a first monitor controller 410 and a second monitor controller 420. ) Is included. In addition, the screen display unit 400 controls the screen of the first monitor 100 through the first monitor controller 410, and controls the screen of the second monitor 200 through the second monitor controller 420. . The second monitor mover 500 includes an upward mover 510 for moving the second monitor 200 upwards and a side mover 520 for moving laterally, and the upward mover 510 includes a screen display. The second monitor 200 is moved above the first monitor 100 by using an electric signal from the 400, using a gear, a motor, or another moving device. The side moving unit 520 receives an electrical signal from the screen display unit 400 and moves the second monitor 200 to the side of the first monitor 100 by using a gear, a motor, or another moving device.

When the movement signal of the second monitor 200 is input to the screen display unit 400, the screen display unit is an electrical signal to the upward movement unit 510 or the side movement unit 520 of the second monitor movement unit 500 according to the signal. The second monitor moving unit 500 which receives the movement signal moves the second monitor 200 in accordance with the input signal. At this time, when the second monitor 200 is moved upward and sideward and the full screen or dual screen display method of the integrated first monitor and the second monitor is determined, the first monitor controller 410 of the screen display unit 400 is determined. The second monitor controller 420 supplies the image signal to the first monitor 100 and the second monitor 200 in the determined display manner.

5 is a flowchart illustrating a dual screen display method of the present invention.

When a full screen or dual screen signal is input by the user (s100), the signal is determined by the screen display unit 2000 (s200). When the signal is an upward movement signal, the upward movement unit of the second monitor moving unit 500 ( By sending a signal to the 510, the second monitor 200 is moved upward (s300). After the second monitor 200 is moved upward, the first monitor controller 410 of the screen display unit 400 is used again when determining whether to use the full screen or dual screen again (s310). ) And the second monitor controller 420 to be available in full screen. In the case of using the dual screen, the first monitor controller 410 and the second monitor controller 420 of the screen display unit 400 are controlled to be used as the dual screen. The dual screen means displaying different screens on the first monitor screen 110 and the second monitor screen 210 or displaying the same screen on the first monitor screen 110 and the second monitor screen 210. . After that, if the screen needs to be switched to full screen or dual screen and needs to be switched, the screen may be switched from full screen to dual screen or from dual screen to full screen.

If the signal input to the screen display unit 400 is a lateral movement signal, the signal is sent from the screen display unit 400 to the lateral movement unit 520 of the second monitor movement unit 500 to move the second monitor 200 to the side. Move it. Dual image signals are respectively supplied to the first monitor and the second monitor 200 which are moved laterally through the first and second monitor controllers of the screen display unit.

As mentioned above, although the preferred embodiment of the present invention was described in detail, the scope of the present invention is not limited to the specific embodiment and should be interpreted by the appended claims. In addition, those of ordinary skill in the art should understand that many modifications and variations are possible without departing from the scope of the present invention.

As described above, the present invention includes a first monitor and a second monitor so that the second monitor can be moved above and to the side of the first monitor, and the screens of the first monitor and the second monitor can be respectively changed according to a user's request. It may be used as a dual screen for displaying another screen or the same screen, or the first monitor and the second monitor screen may be combined to display one full screen. Therefore, various working screens can be provided to meet the needs of the user, and large screens can be displayed at a low cost.

Claims (7)

In the dual screen display system A first monitor and a second monitor; Outputs the upward movement signal or the lateral movement signal to the second monitor moving unit, and displays the image signal transmitted from the central processing unit as one full screen on the screen of the first monitor and the second monitor, or one dual screen each. A screen display for controlling to display the display; A second monitor moving unit which receives a signal from the screen display unit and moves the second monitor upward or sideward; An image signal control unit which provides an image signal to the image display unit; Dual screen display system, characterized in that consisting of. The method of claim 1, wherein the second monitor moving unit And a side moving unit for moving the second monitor upward and a side moving unit moving the second monitor laterally according to the control signal of the screen display unit. The dual screen display system of claim 1, wherein the screen display unit comprises a first monitor controller controlling a first monitor and a second monitor controller controlling a second monitor. The method of claim 3, wherein the second monitor controller And a control signal is transmitted to the second monitor moving unit so that the second monitor is moved laterally, and the image signal is controlled to display the first monitor and the second monitor on a dual screen. The method of claim 3, wherein the second monitor controller And a control screen to display the first monitor and the second monitor on a full screen or a dual screen when a control signal is transmitted to the second monitor moving unit so that the second monitor moves upward. In the dual screen display method A first step of the image display unit receiving an input signal related to a moving direction of the second monitor; When the image display unit receives the upward movement signal of the second monitor, the screen display unit transmits a control signal to the upward movement unit and supplies an image signal to the second monitor controller; The second monitor controller is configured to display the received image signal on the first monitor and the second monitor on one full screen or on each dual screen; When the image display unit receives the lateral movement signal of the second monitor, the screen display unit transmits a control signal to the lateral movement unit and supplies an image signal to the second monitor controller; The second monitor controller (5) displaying the received image signal on each of the dual screens on the first monitor and the second monitor; Dual screen display method characterized in that consisting of. The dual screen display method according to claim 6, wherein the type of the signal input in the first step is an upward movement signal for moving the second monitor upward and a lateral movement signal for moving sideward.

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