Multiplex communications – Wide area network – Packet switching
Patent
1990-02-26
1991-12-10
Olms, Douglas W.
Multiplex communications
Wide area network
Packet switching
370 16, 340827, H04L 1256, H04Q 1104
Patent
active
050724401
ABSTRACT:
A self-routing switching system connected between input highways and output highways, includes conversion modules, doubled SRM networks, output modules, and first and second selectors. Normally, one of the SRM networks is connected between the conversion modules and output modules through the first and second selectors. When a request to switch the active network to the other SRM network is received, the first and second selectors switch connections to the conversion modules and output modules so that the other SRM network is connected between the conversion modules and output modules. Before actually switching the connections, it is determined whether or not all cells have been discharged from the active SRM network.
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Fukui Toshimasa
Hyodo Ryuji
Isono Osamu
Iwabuchi Eisuke
Nishino Tetsuo
Fujitsu Limited
Kizou H.
Olms Douglas W.
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