Test signalling

The degree of degradation imposed on signals transmitted over a communications link from a transmitter to a receiver is tested. A predetermined test signal is transmitted using spare capacity detected by a voice activity detector when no speech is to be transmitted over the communications link. The...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Gray, Philip, Hollier, Michael P, Reynolds, Richard JB, Rix, Antony W
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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