Multiplex communications – Wide area network – Packet switching
Patent
1990-10-16
1992-11-10
Olms, Douglas W.
Multiplex communications
Wide area network
Packet switching
371 82, 371 112, H04J 116, H04J 314
Patent
active
051630419
ABSTRACT:
A line terminal equipment provided in a drop-insert station of a transmission system for receiving a signal from a preceding station of the drop-insert station through a preceding protection line is electrically connected in a protection switching equipment provided in the drop-insert station, to a line terminal equipment provided in the drop-insert station for transmitting the signal to a succeeding station of the drop-insert station, by a connecting line provided in the protection switching equipment, in any one of cases where no disconnection trouble occurs on preceding and succeeding work lines, where disconnection troubles occur on one of the preceding work lines and a succeeding work line associated with the preceding work line and where a disconnection trouble occurs on one of the preceding work lines. The connecting line is disconnected in a case where a disconnection trouble occurs on one of the succeeding work line.
REFERENCES:
patent: 2802990 (1957-08-01), Eriksen
patent: 3991278 (1976-11-01), Fang et al.
patent: 4393493 (1983-06-01), Edwards
patent: 4598399 (1986-07-01), Bath
Chin Wellington
Fujitsu Limited
Olms Douglas W.
LandOfFree
Signal branching method applied to a protection switching equipm does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Signal branching method applied to a protection switching equipm, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Signal branching method applied to a protection switching equipm will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2299967