SYSTEM FOR MAKING AREA OF TEST BOARD SYSTEM FREE

SYSTEM FOR MAKING AREA OF TEST BOARD SYSTEM FREE

PURPOSE:To enable connection from any area of an entire country to a maintenance center regardless of daytime and nighttime. CONSTITUTION:A center equipment 7 equipped with a test board 8 to execute the accept of a request call from a subscriber 1 and the announcement of a tested result by voices an...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: MAENO SHINICHI, TOKUHARA TOSHIKO
Format: Patent
Sprache:eng
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TELEPHONIC COMMUNICATION
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Beschreibung
Zusammenfassung:PURPOSE:To enable connection from any area of an entire country to a maintenance center regardless of daytime and nighttime. CONSTITUTION:A center equipment 7 equipped with a test board 8 to execute the accept of a request call from a subscriber 1 and the announcement of a tested result by voices and to execute the instruction of a test and the exchange of the tested result by data information is connected to a public network 6 to transmit voices and data and between a test control station 4 and the public network 6, an additive device 5 is provided to connect them by voice and data lines. Since the additive device 5 is equipped with an interface mechanism between the test control station 4 and the public network 6, access can be performed from an exchange in the arbitrary area to the center equipment.