A METHOD AND AN APPARATUS FOR DAMPING A SONIC SIGNAL
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United States of America Patent
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Issued Date -
May 27, 2010
app pub date -
Apr 10, 2008
filing date -
May 7, 2007
priority date (Note) -
Abandoned
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Abstract
A method for limiting the sound volume in an earphone, a headset (8), or the like, to a maximum permitted level, entails that an input signal (2) is sensed by a processor (4) and damped by a damper (6) if it is excessively high. Thereafter, the signal (7) is transmitted to the earphone, the headset (8), or the like. The processor (4) switches between an active mode and a rest mode. An apparatus for limiting the sound volume according to the method includes a microprocessor (4) and a damper (6).
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