Tone decoder

An improved decoder for providing a decoder output signal when a tone signal contains frequencies that are sequentially within a predetermined passband surrounding first and second detection frequencies f1, f2. A tone signal is mixed with a reference signal which alternates, at a multiplex frequency...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BIERY, GALEN A JR, ROTHENBUHLER, DAN E
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY WIRELESS COMMUNICATIONS NETWORKS
Online-Zugang:	Volltext bestellen
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