Speech response interface circuit

Details Speech response interface circuit Speech response interface circuit

1984-09-10

1987-02-03

Brown, Thomas W.

Telephonic communications

Audio message storage, retrieval, or synthesis

Multilingual system or operation

370 61, 379105, H04M 350, H04M 1100

Patent

active

046409920

ABSTRACT:
There is disclosed a speech interface circuit for use with a communication bus to interface telephone users with a computer which is also connected to the communication bus. The circuit operates to accept digital input signals over the bus from the communication processor as well as from the user and to translate these signals for the benefit of the computer. Under control of computer instructions interpreted from the translated signals, the interface transmits selected prestored speech messages to calling users.

REFERENCES:
patent: 4385359 (1983-05-01), Watari et al.
patent: 4389720 (1983-06-01), Baxter et al.
patent: 4446337 (1984-05-01), Cofer
patent: 4523055 (1985-06-01), Hohl et al.
patent: 4554418 (1985-11-01), Toy
"The Digital Recorded Announcement Module, A New Voice for DMS-100", C. Champagne et al., Telests (Canada), one, 1983, pp. 23-29.
"Gaston Telephone Answering System and Solid-State Announcement Machine", R. Tanguy et al, Commutation & Transmission (France), No. 2, 1983, pp. 67-80.
International Conference of Acoustic Speech Signal Processing, Paris, 1981, B. S. Atal & J. R. Remde, "A New Model of LPC Excitation".

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