SUBSCRIBER'S LINE/EXCHANGE CONNECTION SYSTEM

PURPOSE: To disperse dangers without lowering transmission efficiency and to reduce the number of unusable lines even in the case of changing the exchange of a housing destination. CONSTITUTION: This subscriber's line/exchange connection system is provided with he plural exchanges 12-1 to 12-4,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MISU KENJI, HATADA YASUYO, WATABE SHINICHI, JINNO KIMIHIDE, SATO YOSHIO, ISHIZAWA AKIRA
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY SELECTING TELEPHONIC COMMUNICATION TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	PURPOSE: To disperse dangers without lowering transmission efficiency and to reduce the number of unusable lines even in the case of changing the exchange of a housing destination. CONSTITUTION: This subscriber's line/exchange connection system is provided with he plural exchanges 12-1 to 12-4, one or more than two line sorting devices 10-1 and 10-2 for sorting plural subscriber's lines to the prescribed exchanges and data signal distributors 11-1 and 11-2 corresponding to respective transmission lines from the line sorting devices for connecting data signals on one transmission line from the respective line sorting devices to more than two prescribed exchanges determined by the position on the transmission line.