SYSTEM AND METHOD FOR SENSING MULTIPLE USER INPUT SWITCH DEVICES
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United States of America Patent
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Issued Date -
Jul 12, 2012
app pub date -
Jan 12, 2011
filing date -
Jan 12, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A system and method for sensing multiple user input switch devices uses a generated sense current that corresponds to an electrical current through a node to which the user input switch devices are connected to sense current states of the user input switch devices. The sense current is used to produce multiple output signals that indicate the current states of the user input switch devices.
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