Acoustic output device for personal computer

Details Acoustic output device for personal computer Acoustic output device for personal computer

1985-05-31

1987-09-29

Witkowski, S. J.

Music

Instruments

84 126, 84478, G10H 1057, G10H 700, G09B 1504

Patent

active

046962166

ABSTRACT:
An acoustic output device for a personal computer includes an envelope setting circuit for setting elements of a tone including an envelope pattern, a first storage circuit for storing the element data of the tone, a music note setting circuit for setting note information of a music, a second storage circuit for storing the note information, and an acoustic output circuit for reading-out the note information and providing a tone with the element data.

REFERENCES:
patent: 4352313 (1982-10-01), Ny
patent: 4440057 (1984-04-01), Ishibashi
patent: 4483229 (1984-11-01), Tsukamoto et al.
patent: 4487098 (1984-12-01), Mishima
patent: 4506581 (1985-03-01), Sunada
patent: 4538495 (1985-09-01), Sato

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