Virtual pointing device for touchscreens
First Claim
1. A method for directing a computer system, having at least a processor, memory, and touchscreen for displaying object icons and text, to create a virtual pointing device on the touchscreen, comprising the steps of:
- measuring at least a first portion of a hand placed on the touchscreen;
determining if at least one measurement of the first portion substantially matches any existing measurements stored in the memory;
if a substantial match exists, reading the memory for pre-defined characteristics; and
building a movable virtual pointing device on the touchscreen in accordance with the pre-defined characteristics such that said displayed object icons and text may be selected utilizing said movable virtual pointing device.
1 Assignment
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Accused Products
Abstract
A method, apparatus, and article of manufacture direct a computer system, having at least a processor, memory, and touchscreen, to create a virtual pointing device on the touchscreen. The method includes the steps of measuring at least a first portion of a hand placed on the touchscreen, determining if at least one measurement of the first portion substantially matches any existing measurements stored in the memory, if a substantial match exists, reading the memory for pre-defined characteristics, and building a virtual pointing device on the touchscreen in accordance with the pre-defined characteristics.
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Citations
19 Claims
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1. A method for directing a computer system, having at least a processor, memory, and touchscreen for displaying object icons and text, to create a virtual pointing device on the touchscreen, comprising the steps of:
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measuring at least a first portion of a hand placed on the touchscreen; determining if at least one measurement of the first portion substantially matches any existing measurements stored in the memory; if a substantial match exists, reading the memory for pre-defined characteristics; and building a movable virtual pointing device on the touchscreen in accordance with the pre-defined characteristics such that said displayed object icons and text may be selected utilizing said movable virtual pointing device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A computer system, having at least a processor, memory, and touchscreen for displaying object icons and text, for creating a virtual pointing device, comprising:
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means for measuring at least a first portion of a hand placed on the touchscreen; means for determining if at least one measurement of the first portion substantially matches any existing measurements stored in the memory; if a substantial match exists, means for reading the memory for pre-defined characteristics; and means for building a movable virtual pointing device on the touchscreen in accordance with the pre-defined characteristics such that said displayed object icons and text may be selected utilizing said movable virtual pointing device. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. An article of manufacture comprising:
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computer readable program code means for causing a computer system, having at least a processor, memory, and touchscreen for displaying object icons and text, to create a virtual pointing device, the computer readable program code means in the article of manufacture comprising; computer readable program code means for causing the computer system to measure at least a first portion of a hand placed on the touchscreen; computer readable program code means for causing the computer system to determine if at least one measurement of the first portion substantially matches any existing measurements stored in the memory; if a substantial match exists, computer readable program code means for causing the computer system to read the memory for pre-defined characteristics; and computer readable program code means for causing the computer system to build a movable virtual pointing device on the touchscreen in accordance with the pre-defined characteristics such that said displayed object icons and text may be selected utilizing said movable virtual pointing device.
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Specification