Title:
TOUCH SWITCH WITH INTEGRAL CONTROL CIRCUIT
Document Type and Number:
WIPO Patent Application WO2003052933
Kind Code:
A3
Abstract:
A touch switch apparatus for detecting the presence of an object such as a human appendage, the apparatus having a touch pad, an electric field generated about the touch pad and also having a preferably integrated and local control circuit connected to the touch pad and to a controlled device. The touch switch apparatus also having at least one of an input circuit portion for providing input signals to a decision circuit, swamping capacitance, active blocking devices, peak detector circuits, and a dual connection output latch circuit portion.
Inventors:
CALDWELL DAVID W
Application Number:
PCT/US2002/037217
Publication Date:
March 04, 2004
Filing Date:
November 20, 2002
Export Citation:
Assignee:
TOUCHSENSOR TECH LLC (US)
International Classes:
A47B57/00; A47B96/02; A47F3/06; A47F5/00; G09F3/20; G09F9/30; H03K17/96; F25D25/02; (IPC1-7): H03K17/96
Domestic Patent References:
| WO2000042628A1 | 2000-07-20 |
Foreign References:
| US6268753B1 | 2001-07-31 |
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