Patent References 3538403 3731192 Ultrasonic transducer array and imaging system Sensor panel for locating a load Force sensor Tactile sensor Capacitive fingerprint sensor Linear capacitive sensor system Patent #: 4386312 InventorsAssigneeApplicationNo. 06/497182 filed on 05/23/1983US Classes:73/862.046, Transducer array (e.g., columns and rows)361/283.3, By differential capacitor901/46SENSING DEVICEExaminersPrimary: Ruehl, Charles A.Attorney, Agent or FirmInternational ClassesG06F 3/033 (20060101)G01B 7/004 (20060101) G01D 5/252 (20060101) G01D 5/12 (20060101) G01L 1/14 (20060101) AbstractA force sensor includes an elastic dielectric, a first plurality of conductive elements on one side of the dielectric and a second plurality of conductive elements on the opposite side of the dielectric. First signals are applied to one plurality of conductive elements through nonconductive coupling. Second signals representative of the forces on said elastic dielectric are generated responsive to the applied first signals coupled to the other plurality of conductive elements.Other References
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