Touch screen handling
First Claim
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1. A data input and display device comprising:
- a screen which allows for the input and output of information;
the screen comprising two levels;
a first level displaying a virtual alphanumeric keypad for allowing a user to input information; and
a second level for displaying the information associated with the user input;
wherein the user-input information and the virtual keypad are simultaneously displayed using different colors, character sizes, styles, fonts, or display intensities which allows the user to distinguish between the display levels; and
a touch key for allowing a user to swap display levels.
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Abstract
The present invention discloses a data input device including a touch screen. The touch screen has two information display levels. A first level displays a virtual alphanumeric keypad which allows a user to input textual data by simply touching the screen. The second level displays the input textual data. The touch screen allows for simultaneous display of both the virtual keypad and the input data by representing the virtual keypad and underlying textual data by different colors, character sizes, styles, fonts, intensities, etc.
103 Citations
22 Claims
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1. A data input and display device comprising:
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a screen which allows for the input and output of information; the screen comprising two levels; a first level displaying a virtual alphanumeric keypad for allowing a user to input information; and a second level for displaying the information associated with the user input; wherein the user-input information and the virtual keypad are simultaneously displayed using different colors, character sizes, styles, fonts, or display intensities which allows the user to distinguish between the display levels; and a touch key for allowing a user to swap display levels. - View Dependent Claims (2, 3)
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4. A data input and display device comprising:
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a screen which allows for the input and output of information; the screen comprising two levels; a first level displaying a virtual alphanumeric keypad for allowing a user to input information; and a second level for displaying the information associated with the user input; wherein the user-input information and the virtual keypad are displayed using different attributes; and a touch key for allowing a user swap display levels. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12)
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13. A data input device comprising:
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a touch screen which allows for the input and output of information; a physical alphanumeric keypad overlay; wherein the alphanumeric keypad overlay is positioned over the touch screen for allowing a user to input information, and the alphanumeric keypad overlay is transparent to allow said input information to be seen. - View Dependent Claims (14, 15)
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16. A method for inputting and displaying information on a touch screen comprising the steps of:
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displaying at a first level a virtual alphanumeric keypad for allowing a user to input information; displaying at a second level said input information; wherein the first and second levels are displayed using different attributes; and providing a touch key for allowing a user to swap display levels. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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Specification