Electrical audio signal processing systems and devices – One-way audio signal program distribution – Public address system
Patent
1991-05-09
1992-09-15
Kemeny, Emanuel S.
Electrical audio signal processing systems and devices
One-way audio signal program distribution
Public address system
381 46, G10L 500
Patent
active
051484862
ABSTRACT:
A voice decoding device for reproducing the sound information which is encoded in a predetermined frame unit and packet-transmitted is provided. An interframe-predicting unit continuously predicts a series of data over plural frames. A control unit always monitors whether the absence of a packet occurs or not. When the absence of a packet is detected, a selector is switched, and the decoding processing of the voice signal is performed using a series of predicted data over plural frames obtained at the interframe-predicting unit instead of a series of received data used in the usual voice decoding processing.
REFERENCES:
patent: 4710960 (1987-12-01), Sato
patent: 4907277 (1990-03-01), Callens et al.
Kabushiki Kaisha Toshiba
Kemeny Emanuel S.
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