Invention Grant
- Patent Title: Method for implementing capacitive sensing in the presence of conductive decorative materials
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Application No.: US14104610Application Date: 2013-12-12
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Publication No.: US09772724B2Publication Date: 2017-09-26
- Inventor: James Frederick Krier , David Michael Whitton
- Applicant: Visteon Global Technologies, Inc.
- Applicant Address: US MI Van Buren Township
- Assignee: VISTEON GLOBAL TECHNOLOGIES, INC.
- Current Assignee: VISTEON GLOBAL TECHNOLOGIES, INC.
- Current Assignee Address: US MI Van Buren Township
- Agency: Shumaker, Loop & Kendrick, LLP
- Agent James D. Miller
- Main IPC: G06F3/044
- IPC: G06F3/044 ; H03K17/96 ; G06F3/02 ; G06F1/16

Abstract:
Methods of forming a control panel include providing an electrically conductive substrate having a front surface. A first dielectric layer is disposed on the front surface of the substrate. A first electrode layer is disposed on a front surface of the first dielectric layer, wherein the first dielectric layer electrically isolates the first electrode layer from the substrate. The first electrode layer is in electrical communication with a switch circuit adapted to detect a change in a capacitance of the first electrode layer. A substantially transparent film can be provided to cover the electrode. The front surface of the substrate is a decorative surface substantially visible through the first dielectric layer, the first electrode layer, and the film.
Public/Granted literature
- US20140099436A1 METHOD FOR IMPLEMENTING CAPACITIVE SENSING IN THE PRESENCE OF CONDUCTIVE DECORATIVE MATERIALS Public/Granted day:2014-04-10
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