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5,189,711 5,189,732 5,252,951 5,267,327 RE34, 476 5,276,794 5,293,430 5,305,017 …

Apparatus and methods are disclosed for simultaneously track ing multiple finger and palm
contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch Sur …

Techniques for identifying and discriminating between dif ferent input patterns to a multi-
touch touch-screen device are described. By way of example, large objects hovering a short …

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An novel impedance sensor for use together with a Switch is provided having a plurality of
substantially parallel drive lines configured to transmit a signal into a surface of a proxi mally …

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US20030115490A1 - Secure network and networked devices using biometrics - Google
Patents US20030115490A1 - Secure network and networked devices using biometrics …

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Apparatus and methods are disclosed for simultaneously tracking multiple? nger and palm
contacts as hands (22) Filed: Jul. 3, 2006 approach, touch, and slide across a proximity …

Enhanced accuracy finger position and motion sensors devices, algorithms, and methods
are disclosed that can be used in a variety of different applications. The sensors can be used …