Sound effect imparting device for an electronic musical instrume

Details Sound effect imparting device for an electronic musical instrume Sound effect imparting device for an electronic musical instrume

1982-09-21

1984-09-25

Witkowski, S. J.

Music

Instruments

84 125, 84DIG26, 84DIG4, 381 62, 381 63, 333165, G01H 104

Patent

active

044729936

ABSTRACT:
A sound effect imparting device for an electronic musical instrument is capable of imparting a plurality of desired sound effect such as vibrato and reverberation effects to a digital musical tone generated from the electronic musical instrument. The device comprises a digital arithmetic operation unit constructed with a combination of adders, multipliers, delay circuits, etc., a control unit, a parameter memory and a read-out unit.
By control data and parameter data which are respectively read out from the control unit and the parameter memory by means of the read-out unit, switching of the operation mode of the digital arithmetic operation unit is controlled in a time-sharing manner, whereby a plurality of sound effects are imparted to a musical tone through digital arithmetic operations.

REFERENCES:
patent: 4294155 (1981-10-01), Turner
patent: 4338581 (1982-07-01), Morgan

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