Surface-Integrated Keypad with Capacitive Analysis
作者： Dieter Schröder , Stephan Braun , Alexander Metz , Steffen Neubauer , Peter Lochner
DOI:
关键词: Pressure switch 、 Backlight 、 Electrode 、 Optoelectronics 、 Keypad 、 Pressing 、 Electrical engineering 、 Capacitive sensing 、 Engineering 、 Layer (electronics) 、 Electrical conductor
摘要: The invention relates to an operating element comprising a capacitive sensor for activating functional display and/or backlight, example, in the event of rapprochement, and having: button (4) or pressure switch switching functionality, layered film structure (2) that defines surface is engagement with said such actuated by pressing on surface. characterised comprises at least one (11), example polycarbonate film, conductive layer (13) applied preferably side faces away from operator, providing electrode sensor.
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