Electronic chalkboard system and control method thereof and display apparatus
First Claim
1. An electronic chalkboard system comprising:
- a plurality of display panels;
a pointing device;
an image processor configured to process an image displayed on one of the plurality of display panels that is drawn by the pointing device touching the one of the plurality of display panels;
a controller configured to, in response to a first display panel of the plurality of display panels being touched by the pointing device, select one of the plurality of display panels according to a preset condition based on the first display panel, and control the image processor to display on the selected display panel a menu related to the image displayed on the first display panel; and
wherein, in response to a second display panel of the plurality of display panels being touched by the pointing device while the menu is displayed on the selected display panel, the controller is configured to newly select one of the plurality of display panels according to the preset condition based on the second display panel and transfer the displayed menu to the newly-selected display panel.
1 Assignment
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Accused Products
Abstract
An electronic chalkboard system including a plurality of display panels, a pointing device which touches the plurality of panels, an image processor which processes an image to be displayed on one of the plurality of panels that is drawn by the pointing device, a controller which selects one of the plurality of panels based on a first panel of the plurality of panels if the first panel is touched by the pointing device, and controls the image processor to display on the selected panel a menu related to the image displayed on the first panel, and, if a second panel of the plurality of panels is touched by the pointing device while the menu is displayed on the selected panel, the controller newly selects one of the plurality of panels based on the second panel and transfers the displayed menu to the newly-selected panel.
8 Citations
27 Claims
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1. An electronic chalkboard system comprising:
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a plurality of display panels; a pointing device; an image processor configured to process an image displayed on one of the plurality of display panels that is drawn by the pointing device touching the one of the plurality of display panels; a controller configured to, in response to a first display panel of the plurality of display panels being touched by the pointing device, select one of the plurality of display panels according to a preset condition based on the first display panel, and control the image processor to display on the selected display panel a menu related to the image displayed on the first display panel; and wherein, in response to a second display panel of the plurality of display panels being touched by the pointing device while the menu is displayed on the selected display panel, the controller is configured to newly select one of the plurality of display panels according to the preset condition based on the second display panel and transfer the displayed menu to the newly-selected display panel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A display apparatus comprising:
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a plurality of display panels; an image processor configured to process an image displayed on one of the plurality of display panels that is drawn by a pointing device touching the one of the plurality of display panels; a controller configured to, in response to a first display panel of the plurality of display panels being touched by the pointing device, select one of the plurality of display panels according to a preset condition based on the first display panel, and control the image processor to display on the selected display panel a menu related to the image displayed on the first panel, wherein, in response to a second display panel of the plurality of panels being touched by the pointing device while the menu is displayed on the selected display panel, the controller is configured to newly select one of the plurality of display panels according to the preset condition based on the second display panel and transfer the displayed menu to the newly-selected display panel. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21)
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22. A control method of an electronic chalkboard system which comprises a display apparatus comprising a plurality of display panels, and a pointing device, the control method comprising:
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touching a first display panel of the plurality of display panels by the pointing device; displaying by the display apparatus on the first display panel an image drawn on the first display panel by the pointing device, selecting one of the plurality of display panels according to a preset condition based on the first display panel and displaying on the selected display panel a menu related to the image displayed on the first display panel; touching a second display panel of the plurality of display panels by the pointing device; and displaying by the display apparatus on the second display panel an image drawn on the second display panel by the pointing device, newly selecting one of the plurality of display panels according to the preset condition based on the second display panel and transferring the displayed menu to the newly-selected display panel. - View Dependent Claims (23, 24, 25, 26, 27)
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Specification