CHANNEL TEST METHOD

PURPOSE:To easily conduct the test even during the operation of a monitor center equipment by operating a dialer sequentially depending on a channel test number sent from a channel test equipment so as to select a telephone line and testing the channel depending whether or not the channel test signa...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	KAWANISHI SEIJI
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TELEPHONIC COMMUNICATION
Online-Zugang:	Volltext bestellen
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