Long reach optical network

Details Long reach optical network Long reach optical network

2011-07-05

2011-07-05

Singh, Dalzid (Department: 2613)

Optical communications

Multiplex

Wavelength division or frequency division

C398S058000, C398S068000, C398S072000

Reexamination Certificate

active

07974533

ABSTRACT:
An optical network is provided including a first optical network section operatively coupled to a carrier facility configured to transmit traffic onto channels in the first optical network section. A second optical network section may be operatively coupled to the first optical network section at a first node. Additionally, the second optical network section may be operatively coupled to a customer location at a second node. The first and second nodes may include tunable filters for passing traffic via at least one channel from the first optical network section to the second optical network section.

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patent: 6587239 (2003-07-01), Hung
patent: 6724994 (2004-04-01), Collings et al.
patent: 7450847 (2008-11-01), Frigo et al.
patent: 2007/0086332 (2007-04-01), Way et al.
patent: 2007/0147841 (2007-06-01), Takita et al.
patent: 2008/0013950 (2008-01-01), Boudreault et al.

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