METHOD AND DEVICE FOR DETERMINING THE STATE OF AN ELECTRICALLY CONTROLLED VALVE
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United States of America Patent
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Issued Date -
Jul 4, 2013
app pub date -
Aug 4, 2011
filing date -
Aug 11, 2010
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Abstract
The invention relates to a method (3) for determining (33) a state characteristic value (28) of a electric device (4) controlled by a temporally variable control signal (17). The at least one state characteristic value (28) is determined using the frequency of the temporally variable control signal (17) and/or the switching characteristics of the temporally variable control signal (17).
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