Object position detector with edge motion feature and...

Details Object position detector with edge motion feature and... Object position detector with edge motion feature and...

2011-03-22

2011-03-22

Shankar, Vijay (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C345S173000, C345S175000

Reexamination Certificate

active

07911456

ABSTRACT:
A method of generating a signal comprising providing a capacitive touch sensor pad including a matrix of X and Y conductors, developing capacitance profiles in one of an X direction and a Y direction from the matrix of X and Y conductors, determining an occurrence of a single gesture through an examination of the capacitance profiles, the single gesture including an application of at least two objects on the capacitive touch sensor pad, and generating a signal indicating the occurrence of the single gesture.

REFERENCES:
patent: 4914624 (1990-04-01), Dunthorn
patent: 5252951 (1993-10-01), Tannenbaum et al.
patent: 5589856 (1996-12-01), Stein et al.

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