Determination of pitch

Details Determination of pitch Determination of pitch

1978-11-16

1980-08-19

Hix, L. T.

Music

Accessories

Tuning devices

324 77A, 324 78D, G10G 702, G01R 2302

Patent

active

042178088

ABSTRACT:
Method and apparatus for determining pitch by establishing the fundamental period of an incoming acoustic wave and comparing this fundamental period with the period of certain standard pre-established tones. The name of the standard tone with period closest to the measured fundamental period of the incoming wave is indicated and displayed. Also displayed is an indication of the degree and direction of any deviation between the pitch of the incoming wave and that of the displayed standard tone.

REFERENCES:
patent: 4028985 (1977-06-01), Merritt
patent: 4051433 (1977-09-01), Dimotakis

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