Image sensing operator input device
First Claim
Patent Images
1. A data structure passed from a computer pointing device to a computer, comprising:
- a first data portion indicative of movement of the pointing device relative to a surface;
a second data portion indicative of actuation of an actuation button on the pointing device; and
a third data portion indicative of a predetermined optical image detected on the surface, wherein the third data portion comprises operational characteristic information usable by the computer to change operational characteristics of the computer.
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Abstract
A computer input device detects images on a surface. The computer input device generates input information indicative of a change event when the device switches from reading one predetermined pattern to reading another predetermined pattern. The present invention can also be directed to a method of using the input device or printable medium with the predetermined patterns disposed thereon.
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Citations
4 Claims
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1. A data structure passed from a computer pointing device to a computer, comprising:
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a first data portion indicative of movement of the pointing device relative to a surface;
a second data portion indicative of actuation of an actuation button on the pointing device; and
a third data portion indicative of a predetermined optical image detected on the surface, wherein the third data portion comprises operational characteristic information usable by the computer to change operational characteristics of the computer. - View Dependent Claims (2, 3, 4)
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Specification