11
Richard R Schediwy, Jeffrey O Pritchard, Ting Kao, Timothy P Allen, John C Platt: Object position detector. Synaptics Incorporated, D Alessandro & Ritchie, January 19, 1999: US05861583 (327 worldwide citation)

An object proximity sensor includes a capacitive touch-sensitive transducer including row conductive lines insulated from column conductive lines to from a matrix. An insulating layer is disposed over the matrix and has a thickness selected to achieve significant capacitive coupling between an objec ...


12
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics, D Alessandro & Ritchie, February 22, 2000: US06028271 (248 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 ...


13
Timothy P Allen, David Gillespie, Robert J Miller, Gunter Steinbach: Object position detector. Synaptics, D Alessandro & Ritchie, June 22, 1999: US05914465 (244 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 ...


14
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics, Sierra Patent Group, June 15, 2004: US06750852 (197 worldwide citation)

The disclosed device is directed towards a method for recognizing a gesture made on a touch-sensor pad in a touch-sensing system providing X and Y position information to a host comprising detecting a first presence of a conductive object on the touch-sensor pad. The method includes comparing the du ...


15
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics, Ingrassia Fisher & Lorenz, September 19, 2006: US07109978 (190 worldwide citation)

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 exam ...


16
Raymond A Trent Jr, Scott J Shaw, David W Gillespie, Christopher Heiny, Mark A Huie: Closed-loop sensor on a solid-state object position detector. Synaptics Incorporated, Ingrassia Fisher & Lorenz P C, December 16, 2008: US07466307 (149 worldwide citation)

The present disclosure discloses an object position detector. The object position detector comprises a touch sensor formed as a closed loop and having a physical constraint formed on an upper surface of the touch sensor and coextensive with the closed loop. The touch sensor is configured to sense mo ...


17
Miller Robert J, Bisset Stephen J: Object position detector.. Synaptics, December 15, 1993: EP0574213-A1 (102 worldwide citation)

A proximity sensor system includes a sensor matrix array having a characteristic capacitance between 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 nod ...


18
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, Ingrassia Fisher & Lorenz P C, November 11, 2008: US07450113 (62 worldwide citation)

A method of indicating a gesture proximate a touch-sensor pad is provided. In one embodiment, the method comprises detecting a first presence of a conductive object proximate to the touch-sensor pad, and initiating a gesture signal if the first presence lasts a first duration of time that is less th ...


19
David W Gillespie, Timothy P Allen, Ralph C Wolf, Shawn P Day: Object position detector with edge motion feature and gesture recognition. Synaptics Incorporated, Ingrassia Fisher & Lorenz P C, March 22, 2011: US07911456 (54 worldwide citation)

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 exam ...


20
Jeffrey Orion Pritchard, Timothy P Allen, Richard R Schediwy, John C Platt, Ting Kao: Object position detector. Synaptics Incorporated, October 1, 1998: TW341684 (48 worldwide citation)

An object proximity sensor, including:a capacitive touch-sensitive transducer including row conductive lines disposed in a first direction insulated from column conductive lines disposed in a second direction generally perpendicular to the first direction to form a matrix, and an insulating layer di ...