Message card type of language practising set for children

Details Message card type of language practising set for children Message card type of language practising set for children

1987-02-17

1990-12-25

Roskoski, Bernard

Electrical audio signal processing systems and devices

Monitoring/measuring of audio devices

Loudspeaker operation

434335, 434169, G09B 702

Patent

active

049809199

ABSTRACT:
A language practising set, which can, under recording state, store voice signals, by means of a voice synthesizer, into a memory with different addresses through different coding holes on each of the message cards. Upon under replaying state, the various coding holes on the message cards can be decoded to have the voice signal stored in various memory addresses selected and replayed through the voice synthesizer.

REFERENCES:
patent: 4358278 (1982-11-01), Goldfarb
patent: 4403966 (1983-09-01), Yang
patent: 4459674 (1984-07-01), Sakuri
patent: 4505682 (1985-03-01), Thompson

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