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Transmission Technology: what’s the big deal? - page 21 / 46

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Lucent TrueWave - RS

S-Band

C-Band

L-Band

D(1530-1565nm) = 2.6 – 6.0 ps/nm*km

D(1565 – 1600nm) = 4.0 - 8.6 ps/nm*km

D = 0.045 ps/nm2km

Aeff = 55 um2

If some dispersion is good for DWDM, then more must be even better!

Increase dispersion from 2ps to 4ps/nm*km @ 1550

Significantly reduced dispersion slope…

But small effective area

SMF-28

DSF

TWC

TWRS

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