Method for keying human voice audio frequency

Details Method for keying human voice audio frequency Method for keying human voice audio frequency

2005-10-19

2009-11-10

Fletcher, Marlon T (Department: 2837)

Music

Accessories

Tuning devices

C084S609000, C084S616000, C084S619000, C084S649000, C084S654000, C084S657000

Reexamination Certificate

active

07615701

ABSTRACT:
A method for keying human voice audio frequency includes the steps of setting the human factor of the singer; recording the singing of the singer; calculating the audio frequency by an audio frequency counter; recording the maximum ground frequency by the recorder; estimating a maximum fundamental audio frequency thereof by the diapason estimator; and converting the maximum fundamental audio frequency into musical terminology, the best audio frequency of the singer being determined. The method for keying human voice audio frequency is very easy and fast.

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patent: 1189735 (1998-08-01), None
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patent: 2001/022364 (2001-01-01), None

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