KR20090047689A - System and method for performing multi-screen - Google Patents

Abstract

The present invention relates to a multi-screen system and a method of implementing the same, and is intended to enlarge and display an image more naturally when one image signal is divided and displayed on a plurality of screens.

Therefore, when the divided image is enlarged and provided to the screen of the designated display device, the image is enlarged in consideration of the bezel portion formed between the outer circumferential surface of the screen and the screen, and the enlarged image is positioned and ordered on the screen. By designating and providing, a natural screen with less distortion is displayed.

Multi-Screen, Split Image, Bezel, Display Devices

Description

Multi-screen system and its implementation method {SYSTEM AND METHOD FOR PERFORMING MULTI-SCREEN}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-screen, and more particularly, to a multi-screen system and a method for implementing the same, which naturally display a divided image on a plurality of screens.

The multi-screen system not only displays various images on each of the plurality of monitors, but also displays the divided images on the plurality of monitors in order to display the entire enlarged image. Such multi-screen systems are commonly found in stock exchanges, racetracks and karaoke.

1 is a diagram illustrating a conventional multi-screen system. As shown in FIG. 1, a conventional multi-screen system separates an image source 11, such as a TV or a personal computer, and an image provided from the image source 11, and displays a plurality of separated images. A dispenser 12 that dispenses to the monitors 13. The distributor 12 divides the image received from the image source 11 into a set number of divided images and transmits the divided images to a designated monitor.

In this case, when the distributor 12 divides the entire image according to the number set by the user and transmits the divided image through the designated image-line, the distributor 12 displays the enlarged image on the corresponding monitor.

However, when an image designated and transmitted to one monitor is enlarged and displayed as in the related art, as shown in FIG. 2, the image is enlarged and provided without considering the bezel portion formed between the plurality of monitors. There was a problem that the portion 14, the screen is distorted.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to consider the bezel portion formed between a plurality of monitors when the same video signal is divided and displayed through a multi-screen. The present invention provides a multi-screen system and a method of implementing the same, by displaying an image without distortion by transmitting an enlarged image.

A multi-screen system for achieving the above object of the present invention, a plurality of display devices for displaying an image on a designated screen according to the position and order information of the divided image signals, and the image source provided from the image device tile And a driving device for dividing according to a (Tile) mode type, enlarging an image including a bezel portion formed on an outer circumferential surface of the display device, and transmitting the image to the display device.

The driving apparatus may include a splitter for dividing an image source according to a set tile mode type, a memory unit for storing enlargement information of a divided image according to a tile mode type of the display device, and a magnification information of the divided image. And a controller for enlarging the size of the corresponding image and setting and controlling the position and order of the divided image according to the display apparatus.

In this case, the enlarged information of the split image may include at least one of inch information of the display device, thickness information of a bezel formed between the plurality of display devices, resolution information, and type information of a tile mode. It is done.

Here, the tile mode is set to at least one type of 1 * 2 to 4 * 4.

And, the thickness of the bezel is characterized in that it is in the range of 0 ~ 60mm.

The controller may apply the same magnification value to all the divided images when the size of the image corresponding to each display apparatus is enlarged.

In accordance with another aspect of the present invention, there is provided a method of implementing a multi-screen system, comprising: receiving an image from an image device providing an image source, detecting a tile mode type of a display device from which the image source is output; And dividing the image source according to the tile mode type, detecting thickness information of the bezel portion, which is the outer circumferential surface of the display device, and enlarging and dividing the divided image including the bezel portion. And transmitting the split image to a display device.

In this case, the image may be transmitted in correspondence with the designated image according to the position and order information of the enlarged divided images.

Here, the step of enlarging the divided image is characterized by enlarging the size of the image corresponding to each display apparatus by using the enlarging information stored in the memory according to the tile mode type.

The magnification information of the split image may include at least one of inch information of a display device, thickness information of a bezel formed between a plurality of display devices, resolution information, and type information of a tile mode. It features.

Here, the tile mode is characterized in that it is set to at least one type of 1 * 2 ~ 4 * 4, the thickness of the bezel is characterized in that in the range of 0 ~ 60mm.

In addition, the same magnification value is applied to all the divided images.

According to the present invention as described above, when splitting and displaying one image signal on a plurality of screens, the image is enlarged in consideration of the bezel portion formed between the screen and the screen, and the enlarged image is screened. By providing the position and order by specifying a natural screen with less distortion is effective.

Hereinafter, a multi-screen system and an implementation method thereof according to an embodiment of the present invention will be described in detail.

The present invention proposes an operating device connected to a plurality of display devices through a video-line and a data-line. The driving device may be included in an image source such as a television (TV), a personal computer (PC), a camcorder, a VCR, a personal video recorder (PVR), or the like. In addition, the driving device may be a separate device connected to the image source.

3 is a block diagram of a multi-screen system according to an embodiment of the present invention.

As shown in FIG. 3, the multi-screen system includes an image output device 21 such as a TV or a PC that outputs an image source, and an image signal provided from the image output device 21 by the display device 23. And a plurality of display apparatuses for displaying an image signal divided by the driving apparatus and the driving apparatus for controlling the output.

In this case, the driving device includes a controller 25 and an input / output port (not shown), a splitter 22 for dividing one same video signal into a plurality of images, and a split image according to a tile mode type of the display device 23. And a memory unit 27 for storing magnification information, and an OSD generator 26 for providing an OSD for setting the tile mode type.

Here, the controller 25 controls the input image source to be divided into a plurality of units through the distributor 22 according to the time mode type of the display device 23 in which the input image source is set. Then, the size of the image corresponding to each display apparatus 23 is enlarged using the enlarged information of the divided image, and the position and order of the divided images according to the display apparatus 23 are set to display the corresponding display apparatus. Transfer to the screen of 23.

In addition, the control unit 25 of the driving apparatus grasps the number, connection relations, status, etc. of the monitors of the display device 23 before transmitting images to the monitors of the plurality of display devices 23. Then, the divider 22 is controlled to divide one image signal according to the state of the display apparatus 23.

Then, in order to enlarge the divided image according to the tile mode type of the display apparatus 23, the enlarged information is detected from the memory unit 27 that stores the enlarged information of the divided image corresponding to the tile mode, and the enlarged information is detected. The magnification information is used to enlarge the size of an image corresponding to each display device 23.

In this case, the magnification information stored in the memory unit 27 includes the inch information 32/37/42/47/52 inch of the display device 23 and the thickness of the bezel formed between the plurality of display devices. Information, resolution information VGA, XGA, SXGA, HD, and at least one of the type information of the tile (Tile) mode.

In this case, the tile mode of the display device may be set to at least one type of 1 * 2 to 4 * 4. And, the thickness of the bezel is mostly formed within the range of 0 ~ 60mm.

The OSD generator 26 provides a menu for the user to select a tile mode and setting information thereof, and includes the bezel portion and is enlarged to hide the image information corresponding to the bezel portion. Therefore, by setting it to Normal, you can set the menu so that all images are displayed on the screen.

4 is a screen state diagram of an enlarged image displayed on a multi-screen according to an embodiment of the present invention.

Referring to FIG. 4, the same input video signal is divided into four images to be displayed on a display device having a 2 * 2 tile mode of the monitor. Here, the control unit 25 includes the seam portion, that is, the bezel portion 40, which is generated when four monitors are connected, and enlarges and provides an image signal designated to one monitor. Thus, the image hidden by the bezel portion 40 may occur, but the displayed image may be more naturally implemented without distortion.

Such a method of enlarging the split image of the controller 25 will be described below with reference to FIG. 5.

5 is a view for explaining a process of enlarging an image designated on one screen according to an embodiment of the present invention.

As shown in FIG. 5, when the controller 25 enlarges the divided image assigned to one monitor, the controller 25 displays the size displayed on the screen up to the top, bottom, left and right bezel areas 40. Apply H / V Zoom.

That is, when the image shown in FIG. 5 is enlarged, the screen is enlarged using the following equation.

H = h + 2 * Bezel_Depth_H

V = v + 2 * Bezel_Depth_V

Using the above-described equation, the same magnification information value is applied to the four divided images so that the image set to the tile mode is naturally displayed on the screen.

6 is a flowchart sequentially illustrating a method of implementing a multi-screen system according to an embodiment of the present invention.

As shown in FIG. 6, the method for implementing a multi-screen system according to an embodiment of the present invention receives an image from a TV or a PC, which is an image device 21 that provides an image source (S100).

In operation S110, it is determined whether a menu is selected to display an image input from a user on a natural multi-screen.

Thereafter, the controller 25 determines the state of the display device 23 to which the image source input from the image device 21 is to be output, the number of monitors, and the like.

That is, the tile mode type of the display device 23 to which the image source is output is detected, and the divider 22 is controlled accordingly to divide the image source (S140).

Subsequently, when the images divided according to the number of monitors are enlarged and the corresponding images are transmitted to one designated monitor for display, the controller 25 may correspond to the memory unit (eg, the tile mode of the checked display device 23). The thickness value information of the bezel part 40 stored in 27 is extracted.

That is, an enlarged value according to an image enlargement for displaying the divided image on one designated monitor is detected (S150).

Then, the detected image magnification value is substituted into each of the divided images and enlarged.

In this case, when the divided image is enlarged, the controller 25 enlarges the image by including not only the screen size of the display device 23 but also the bezel part 40 (S160).

Thereafter, the divided and enlarged image is transmitted to the corresponding monitor in response to the designated position and order information.

Then, the monitor displays the transmitted image on the screen to display a natural screen without distortion on the multi-screen (S170).

On the other hand, if the user does not want a display in which the user inputs a natural video source on a multi-screen in S110, the control unit 25 enlarges the video signal input by the display method on a general multi-screen to display on the corresponding monitor. To be displayed on (S130).

In this case, the user setting method according to the implementation of the multi-screen system provides a menu window to enlarge the naturally divided image in the OSD generator 26 provided in the driving device.

FIG. 7 is a screen state diagram illustrating an OSD menu for enlarging and setting an image on a multi-screen according to an embodiment of the present invention. As shown in FIG. 7, an image input by a user to a multi-screen connected to a driving device is shown. Select the tile mode so that the signal is split and displayed, and check the Natural multi-screen.

Accordingly, the control unit 25 divides the input image source by the number of monitors, expands the divided image including the bezel part 40 according to the setting of the natural multi-screen, and transmits the designated image to the corresponding monitor. To be displayed.

On the other hand, when the user sets a general mode other than the natural mode, the controller 25 enlarges the image considering only the screen size and transmits the image to each monitor so that the divided images are all displayed on the screen.

Although the preferred embodiments of the present invention have been illustrated and described above, the present invention is not limited to the above-described embodiments, and the present invention is not limited to the above-described embodiments without departing from the gist of the present invention. Of course, anyone with a variety of modifications are possible, of course, such changes will fall within the scope of the claims.

1 is a block diagram of a conventional multi-screen system,

2 is a screen state diagram of a distorted image displayed on a conventional multi-screen;

3 is a block diagram of a multi-screen system according to an embodiment of the present invention;

4 is a screen state diagram of an enlarged image displayed on a multi-screen according to an embodiment of the present invention;

5 is a view for explaining a process of enlarging an image designated on one screen according to an embodiment of the present invention;

6 is a flowchart illustrating a method of implementing a multi-screen system according to an embodiment of the present invention in order;

7 is a screen state diagram illustrating an OSD menu for enlarging and setting an image on a multi-screen according to an embodiment of the present invention.

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

21: PC or TV 22: Splitter

23: multi-screen 25: control unit

26: OSD generation unit 27: memory unit

40: Bezel

Claims (13)

A plurality of display devices for displaying an image on a designated screen according to the position and order information of the divided image signals; The image source provided from the image device is divided according to the tile mode type of the display device, and the image is enlarged to include the bezel portion formed on the outer circumferential surface of the display device and then transmitted to the display device. Multi-screen system with drive. The method of claim 1, The driving device may include: a divider for dividing the image source according to a set tile mode type; A memory unit which stores magnification information of the divided image according to the tile mode type of the display device; And a controller configured to enlarge the size of an image corresponding to the display apparatus by using the enlarged information of the divided image, and to set and control the position and order of the divided image according to the display apparatus. . The method of claim 2, The magnification information of the split image may be at least one of inch information of the display apparatus, thickness information of a bezel formed between a plurality of display apparatuses, resolution information, and type information of a tile mode. Featuring multi-screen system. The method of claim 2, The tile mode is set to at least one type of 1 * 2 to 4 * 4. The method of claim 2, The thickness of the bezel is in the range of 0 ~ 60mm multi-screen system. The method of claim 2, The control unit applies the same magnification value to all the divided images when the size of the divided image corresponding to the display device is enlarged. Receiving an image from an image device providing an image source; Detecting a tile mode type of a display device to which the image source is output, and dividing the image source according to the tile mode type; Detecting thickness information of a bezel portion, which is an outer circumferential surface of the display device, and enlarging the divided image by including the bezel portion; And And transmitting the enlarged divided image to the display device. The method of claim 7, wherein And transmitting a designated image corresponding to the display apparatus according to the position and order information of the enlarged divided images. The method of claim 7, wherein The step of enlarging the divided image And expanding the size of the image corresponding to each display device by using the magnification information stored in the memory according to the tile mode type. The method of claim 9, The magnification information of the split image may be at least one of inch information of the display apparatus, thickness information of a bezel formed between a plurality of display apparatuses, resolution information, and type information of a tile mode. A method of implementing a multi-screen system characterized by the above-mentioned. The method of claim 7, wherein And the tile mode is set to at least one type of 1 * 2 to 4 * 4. The method of claim 7, wherein The thickness of the bezel is in the range of 0 ~ 60mm implementation method of the multi-screen system. The method of claim 7, wherein And applying the same magnification value to all the divided images.

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