Invention Grant
US07985916B2 Electronic wind instrument and zero point compensation method therefor 有权
电子管乐器及零点补偿方法

Electronic wind instrument and zero point compensation method therefor
Abstract:
Electronic wind instrument includes: a breath flow detector detecting a flow of breath blown by a user; a tone generator forming a tone signal; a control section controlling the tone generator on the basis of an output signal of the breath flow detector; and a zero point compensation section that, when a predetermined condition has been satisfied, compensates a zero point of the output signal of the detector on the basis of the output signal generated by the detector at the time point the predetermined condition has been satisfied. The predetermined condition is satisfied when it is detected that a zero point compensation switch operable by the user has been turned on, that no performance is being executed by the user, that a value indicated by the output signal of the detector has decreased below a predetermined threshold value, or that the wind instrument has been turned on.
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