1
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, D Alessandro & Ritchie, March 9, 1999: US05880411 (1210 worldwide citation)

Methods for recognizing gestures made by a conductive object on a touch-sensor pad and for cursor motion are disclosed. Tapping, drags, pushes, extended drags and variable drags gestures are recognized by analyzing the position, pressure, and movement of the conductive object on the sensor pad durin ...


2
Carver A Mead, Ralph Wolf, Timothy P Allen: Paintbrush stylus for capacitive touch sensor pad. Synaptics Incorporated, D Alessandro & Ritchie, January 30, 1996: US05488204 (1128 worldwide citation)

A proximity sensor system includes a touch-sensor pad with a sensor matrix array having a characteristic capacitance on horizontal and vertical conductors connected to sensor pads. The capacitance changes as a function of the proximity of an object or objects to the sensor matrix. The change in capa ...


3
Stephen Bisset, Robert J Miller, Timothy P Allen, Gunter Steinbach: Touch pad driven handheld computing device. Synaptics Incorporated, D Alessandro & Ritchie, August 6, 1996: US05543588 (627 worldwide citation)

A handheld computing device comprises a thin enclosure having two opposing major faces. A display screen is disposed on a first one of the major opposing faces of the enclosure and a touch-sensitive object position detector input device is disposed on a second one of the major opposing faces of the ...


4
David Gillespie, Timothy P Allen, Ralph Wolf: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, D Alessandro & Ritchie, August 6, 1996: US05543591 (566 worldwide citation)

Methods for recognizing gestures made by a conductive object on a touch-sensor pad are disclosed. Tapping, pushing, hopping, and zigzag gestures are recognized by analyzing the position, pressure, and movement of the conductive object on the sensor pad during the time of a suspected gesture, and sig ...


5
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, Sierra Patent Group, July 2, 2002: US06414671 (454 worldwide citation)

Methods for recognizing gestures made by a conductive object on a touch-sensor pad and for cursor motion are disclosed. Tapping, drags, pushes, extended drags and variable drags gestures are recognized by analyzing the position, pressure, and movement of the conductive object on the sensor pad durin ...


6
David Gillespie, Timothy P Allen, Aaron T Ferrucci: Pressure sensitive scrollbar feature. Synaptics Incorporated, D Alessandro & Ritchie, March 30, 1999: US05889236 (446 worldwide citation)

A proximity sensor system includes a sensor matrix array having a characteristic capacitance on horizontal and vertical conductors connected to sensor pads. The capacitance changes as a function of the proximity of an object or objects to the sensor matrix. The change in capacitance of each node in ...


7
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, Sierra Patent Group, April 30, 2002: US06380931 (400 worldwide citation)

Methods for recognizing gestures made by a conductive object on a touch-sensor pad are disclosed. Tapping, pushing, hopping, and zigzag gestures are recognized by analyzing the position, pressure, and movement of the conductive object on the sensor pad during the time of a suspected gesture, and sig ...


8
Andrew C Hsu, Shawn P Day, Richard Schediwy, David Gillespie: Flexible transparent touch sensing system for electronic devices. Synaptics Incorporated, Ingrassia Fisher & Lorenz PC, April 18, 2006: US07030860 (384 worldwide citation)

A transparent, capacitive sensing system particularly well suited for input to electronic devices is described. The sensing system can be used to emulate physical buttons or slider switches that are either displayed on an active display device or printed on an underlying surface. The capacitive sens ...


9
Timothy Allen, Shawn P Day, Aaron T Ferrucci: Method and apparatus for scroll bar control. Synaptics Incorporated, Malcolm B Wittenberg, August 24, 1999: US05943052 (359 worldwide citation)

An apparatus for touchpad-based scroll control and method for scroll control comprising a data packet processor working in conjunction with a touchpad. A scroll zone, having a central axis, is defined on the touchpad. After detecting a user running a finger on the touchpad in a direction substantial ...


10
David Gillespie, Timothy P Allen, Robert J Miller, Federico Faggin: Object position detector with edge motion feature. Synaptics Incorporated, D Alessandro & Ritchie, August 6, 1996: US05543590 (350 worldwide citation)

A proximity sensor system includes a sensor matrix array having a characteristic capacitance on horizontal and vertical conductors connected to sensor pads. The capacitance changes as a function of the proximity of an object or objects to the sensor matrix. The change in capacitance of each node in ...