Automatic illumination switching device

Details Automatic illumination switching device Automatic illumination switching device

1989-09-20

1991-02-05

Wallace, Linda J.

Electrical audio signal processing systems and devices

One-way audio signal program distribution

Public address system

381110, 367198, 362802, 200 6101, 200DIG20, G10L 506, H03G 320

Patent

active

H00008915

ABSTRACT:
An automatic switching circuit controls operation of a light. The circuit includes a voice recognizer and a manual switch. The switching circuit turns the illuminator on instantly in response to an "ON" command input via the manual switch or via the voice recognizer. The switching circuit turns the illuminator off a predetermined period of time after detecting an "OFF" command input via said manual switch or via the voice recognizer.

REFERENCES:
patent: 3211951 (1965-10-01), Skinner et al.
patent: 3221211 (1965-11-01), Murphy et al.
patent: 4071805 (1978-01-01), Brock
patent: 4408308 (1983-10-01), Smith et al.
patent: 4630248 (1986-12-01), Scott
patent: 4797924 (1989-01-01), Schnars et al.

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