H - Electricity – 04 – B
Patent
H - Electricity
04
B
340/73
H04B 3/46 (2006.01) G01R 31/08 (2006.01) H04B 1/74 (2006.01) H04B 3/36 (2006.01)
Patent
CA 1338357
A transmission line switching system for switching a transmission line in operation to another transmission line when a fault occurs in the transmission line during operation comprising: a transmission line in operation constituted by a plurality of terminal repeaters, a plurality of circuit switching apparatuses, and a plurality of transmission cables, all connected in series; and another transmission line provided between a head terminal repeater and an end terminal repeater; wherein when a transmission cable is completely disconnected, information input from the head terminal repeater is returned from a terminal repeater located just before a disconnection in the transmission cable to the head terminal repeater, transferred from the head terminal repeater to the end terminal repeater through the another transmission line, returned from the end terminal repeater to a terminal repeater located just after the disconnection in the transmission cable, and returned to the end terminal repeater.
592808
Fukushima Takeo
Kurokawa Masumi
Nishimura Kohichi
Fujitsu Limited
Mcfadden Fincham
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