Optical communications – Fault recovery – Bypass inoperative element
Reexamination Certificate
2011-04-12
2011-04-12
Tran, Dzung D (Department: 2613)
Optical communications
Fault recovery
Bypass inoperative element
C398S012000, C398S045000
Reexamination Certificate
active
07925155
ABSTRACT:
In one embodiment, a facilitating signal broadcasting includes receiving a first copy of a signal at a first selector of a first headend, where the first copy is received through a first receive pipe of a first ring. A second copy of the signal is received at the first selector, where the second copy is received through a second receive pipe of a second ring. The first selector selects either the first copy or the second copy. The selected copy is sent through a first transmit pipe of the first ring.
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Chan Wilson Kit-Man
Han Sunan
Baker & Botts L.L.P.
Fujitsu Limited
Tran Dzung D
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