SUBSCRIBER'S CIRCUIT TESTING SYSTEM

PURPOSE:To confirm the normalcy of a code decoding circuit in a subscriber's circuit being put in a vacant state, by transmitting a test tone of digital form to the subscriber's circuit through a channel network, after the power down state of the code decoding circuit is cancelled from the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KOGA TOKUJI, SUZUKI MICHIO, SHIBUYA KIYOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!