Calibration method and device in an audio system
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United States of America Patent
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Aug 5, 2014
Grant Date -
Dec 2, 2010
app pub date -
Mar 22, 2007
filing date -
Mar 28, 2006
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Abstract
The present publication describes a calibration method and apparatus, in which an electrical calibration signal is formed, an audio signal is formed in the loudspeaker from the calibration signal, the response of the audio signal is measured and analyzed, and the system is adjusted on the basis of the measurement results. The calibration signal is formed in the loudspeaker in such a way that it is essentially a sinusoidal signal, the frequency of which scans at least substantially through the entire audio frequency range.
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