Method for Controlling Touchscreen by Using Virtual Trackball
First Claim
Patent Images
1. As a method for controlling a touchscreen displaying text and a cursor on an output window, after differentiating an input window from an output window within the touchscreen, the method for controlling the touchscreen comprises:
- displaying a virtual keyboard on the input window;
displaying a virtual trackball by selecting an Execute button on the virtual keyboard;
enlarging a cursor displayed on the output window and a predetermined region surrounding the cursor; and
inputting movement information of the cursor being enlarged and displayed by using the virtual trackball.
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Abstract
Disclosed herein is a method for controlling a touchscreen by using a virtual trackball. The method for controlling the touchscreen includes the steps of displaying a virtual keyboard on the input window, displaying a virtual trackball by selecting an Execute button on the virtual keyboard, enlarging a cursor displayed on the output window and a predetermined region surrounding the cursor, and inputting movement information of the cursor being enlarged and displayed by using the virtual trackball.
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Citations
9 Claims
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1. As a method for controlling a touchscreen displaying text and a cursor on an output window, after differentiating an input window from an output window within the touchscreen, the method for controlling the touchscreen comprises:
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displaying a virtual keyboard on the input window; displaying a virtual trackball by selecting an Execute button on the virtual keyboard; enlarging a cursor displayed on the output window and a predetermined region surrounding the cursor; and inputting movement information of the cursor being enlarged and displayed by using the virtual trackball. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification