Musical door chime preferably also combined with a clock for ann

Details Musical door chime preferably also combined with a clock for ann Musical door chime preferably also combined with a clock for ann

1981-12-24

1984-12-11

Miska, Vit W.

Horology: time measuring systems or devices

Chronological

With simultaneous time indicating means

368273, G04B 2102

Patent

active

044882726

ABSTRACT:
A musical door chime which includes a repertoire of musical tunes one of which is played when a door pushbutton, preferably the front door pushbutton, is actuated. The musical tune which is played may be selected by means of a keyboard connected to a microprocessor. Digitally encoded representations of the notes of each musical tune are stored in a memory.

REFERENCES:
patent: 3762265 (1973-10-01), Adachi
patent: 4055843 (1977-10-01), Whitaker
patent: 4090349 (1978-05-01), Takase
patent: 4271495 (1981-06-01), Scherzinger et al.
patent: 4276586 (1981-05-01), Uchino et al.
patent: 4282593 (1981-08-01), Flaig et al.
"A Sampling of Techniques for Computer Performance of Music", Hal Chamberlain, BYTE, 9/77.

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