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Capacitive Touch Control Glass
• Set of conductors which interact with electric fields.
• Human body tissue has conductive electrolytes covered by skin.
• Conductive property of skin makes capacitive sensing possible.
• A sensor area (pad) is designed into the circuit to interact with a finger.
• Design a set of printed circuit traces which direct “fringing electric fields”
into an active sensing area accessible to the customer
into an active sensing area accessible to the customer.
GE 240V Advantium Wall Oven
(7/22/08)
GE CONFIDENTIAL & PROPREITARY INFORMATION - NOT FOR PUBLIC DISCLOSURE
Copyright 2008 General Electric Company – 12/9/2009
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GE imagination at work