Method and apparatus displaying double screen
First Claim
1. An apparatus for displaying a double screen in a wide screen display device, the apparatus comprising:
- a video interface to receive first and second video signals from a plurality of video signals input from outside the display device according to a selection control signal, wherein each of the first and the second video signals has a general screen aspect ratio;
a scaler to scale the first video signal to a resolution of a main screen with the general screen aspect ratio and to scale the second video signal to a resolution of a subscreen with the general screen aspect ratio, according to a scaling control signal; and
a control unit to output the selection control signal to display the double screen, control scaling of the first and second video signals according to a main screen selection signal of the first video signal and a subscreen selection signal of the second video signal, and to simultaneously display the scaled first video signal on a screen and the scaled second video signal on a portion of a remaining area of the screen.
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Accused Products
Abstract
An apparatus for displaying a double screen in a wide screen display device, the apparatus including a video interface to receive a first and a second video signal from a plurality of video signals according to a selection control signal, wherein each of the first and the second video signals have a general screen aspect ratio; a scaler to scale the first video signal to a resolution of a main screen and to scale the second video signal to a resolution of a subscreen with the general screen aspect ratio; and a control unit to output the selection control signal to display the double screen, control scaling of the first video signal and second video signal, and to simultaneously display the scaled first video signal on an area of a screen and the scaled second video signal on a portion of a remaining area of the screen.
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Citations
41 Claims
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1. An apparatus for displaying a double screen in a wide screen display device, the apparatus comprising:
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a video interface to receive first and second video signals from a plurality of video signals input from outside the display device according to a selection control signal, wherein each of the first and the second video signals has a general screen aspect ratio;
a scaler to scale the first video signal to a resolution of a main screen with the general screen aspect ratio and to scale the second video signal to a resolution of a subscreen with the general screen aspect ratio, according to a scaling control signal; and
a control unit to output the selection control signal to display the double screen, control scaling of the first and second video signals according to a main screen selection signal of the first video signal and a subscreen selection signal of the second video signal, and to simultaneously display the scaled first video signal on a screen and the scaled second video signal on a portion of a remaining area of the screen. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of displaying a double screen, the method comprising:
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receiving a first video signal and a second video signal among various video signals input from outside the display device according to a selection control signal, the first video signal and the second video signal having general screen aspect ratios;
scaling the first video signal to a resolution of a main screen with the general screen aspect ratio and scaling the second video signal to a resolution of a subscreen with the general screen aspect ratio, according to a scaling control signal; and
displaying the scaled first video signal on a screen and the scaled second video signal on a portion of a remaining area of the screen. - View Dependent Claims (8, 9, 10)
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11. An apparatus for displaying a double screen in a display device capable of displaying the double screen, the apparatus comprising:
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a video-interface receiving first and second video signals from among a plurality of video signals according to a selection control signal;
a scaler scaling the first and second video signals to a resolution of a main screen and a resolution of a subscreen, respectively, according to a scaling control signal; and
a control unit controlling the scaling of the first and second video signals and simultaneously displaying each scaled video display on a respective area of a screen of the display device. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A method of displaying a double screen in a display device capable of displaying the double screen, the method comprising:
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receiving first and second video signals from among a plurality of video signals according to a selection control signal;
scaling the first and second video signals to a resolution of a main screen and a resolution of a subscreen, respectively, according to a scaling control signal; and
displaying the scaled first and second video signals simultaneously such that the subscreen is located in a separate area from the main screen on a screen of the display device. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33)
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34. A method of displaying a double screen in a display device capable of displaying the double screen, the method comprising:
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displaying a double screen according to a first user selection;
using a first input video signal to display a main screen and a second input video signal to display a subscreen;
displaying the main screen on the left or the right edge of a screen and displaying the subscreen on a portion of a remaining area of the screen remaining when a picture-with-picture display is selected; and
performing a screen conversion for the picture-with-picture display according to a second user selection, wherein the main screen is converted into the subscreen by gradually reducing the main screen at a constant aspect ratio and the subscreen is converted into the main screen by gradually enlarging the subscreen at the constant aspect ratio. - View Dependent Claims (35, 36, 37, 38)
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39. A method of displaying a double screen in a display device capable of displaying the double screen, the method comprising:
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displaying a main display at either side of a screen of the display device; and
displaying a subscreen display on a portion of a remaining area of the screen, wherein the main and subscreen displays each have a 4;
3 aspect ratio. - View Dependent Claims (40, 41)
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Specification