Optical waveguides – With optical coupler – Particular coupling structure
Reexamination Certificate
2006-01-24
2006-01-24
Lee, John R. (Department: 2881)
Optical waveguides
With optical coupler
Particular coupling structure
C385S123000, C385S128000, C385S141000, C385S142000, C385S145000
Reexamination Certificate
active
06990277
ABSTRACT:
A perturbed, multimode optical fiber exhibits order-of-magnitude improved capacity attributed to mode mixing—high per-channel bit rate, and large channel number due to large available bandwidth—without the added loss which, in the past, was associated with the perturbation stream.
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patent: 6751390 (2004-06-01), Qi et al.
patent: 2003/0161597 (2003-08-01), Berkey et al.
Fitel USA Corp.
Hashmi Zia R.
Lee John R.
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