Method and apparatus for calibrating an interactive touch...

Method and apparatus for calibrating an optical computer input s

Method and apparatus for calibrating geometrically an optical co

Method and apparatus for canceling an offset signal in an electr

Method and apparatus for canceling pilot interference in a...

Method and apparatus for changing numeric values on a...

Method and apparatus for combining palettes of color quantized i

Method and apparatus for comparing frequently the phase of a...

Method and apparatus for compensating for position slip in...

Method and apparatus for computer input using six degrees of...

Method and apparatus for computer input using six degrees of...

Method and apparatus for computer input using six degrees of...

Method and apparatus for computer input using six degrees of...

Method and apparatus for concurrently scanning and filling a mem

Method and apparatus for contacting a touch-sensitive cursor-con

Method and apparatus for containing a cursor on a computer...

Method and apparatus for controlling a computing device with...

Method and apparatus for controlling a cursor

Method and apparatus for controlling a display in an...

Method and apparatus for controlling a multigradation display