Audio message storing circuit and control method therefor

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G10L 900

Patent

active

054993172

ABSTRACT:
An audio message storing circuit and a control method thereof in a timer program of a video cassette recorder for recording an audio information simultaneously with the timer program and outputting the stored audio information when the present time is equal to a programmed time. The audio message storing circuit uses a key matrix, a timer, a communication processor, a microphone, a analog/digital converter, a random access memory, a gate and hold circuit, a digital/analog converter, a low band pass filter, an amplifier, and an audio recording circuit coupled to a record/playback head of the video cassette recorder. The method is carried out by the steps of storing the audio information in the random access memory, setting a timer program, and reading the stored information sequentially. The audio signal is outputted to the record/playback head of the recorder when the present time is equal to the programmed time.

REFERENCES:
patent: 4368988 (1983-01-01), Tahara et al.
patent: 4389541 (1983-06-01), Nakano et al.
patent: 4701862 (1987-10-01), Washizuka et al.
LeBoss, "Speech I/O Is Making Itself Heard", Electronics, May 22, 1980, vol. 53, No. 12, pp. 95-106.

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