Switched-electrode capacitive-measurement device for touch-sensitive and contactless interfaces
AssigneeNanotec Solution
InventorDidier Roziere
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Abstract
The present invention relates to a capacitive-measurement device for touch-sensitive and/or contactless interfaces, including at least one capacitive-measurement electrode (1) and electrode-switching unit (2) capable of electrically connecting the at least one electrode (1), either to a capacitive-measurement unit or to a guard potential (11), the at least one capacitive-measurement electrode (1) and the electrode-switching unit (2) being provided on a single detection surface (7) according to a technique for manufacturing planar electronic components. The invention also relates to an apparatus implementing the device.
Claims20
Capacitive measurement device for touch-sensitive and/or contactless interfaces comprising at least one capacitive measurement electrode (1) and means of electrode switching (2) capable of electrically connecting said at least one electrode (1) either to capacitive measurement means (27) or to a guard potential (11), characterized in that said at least one capacitive measurement electrode (1) and said means of electrode switching (2) are produced on a single detection surface (7) according to a manufacturing technique for electronic components of planar type.
Dependencies are inferred from the claim text.