Coherent UDWDM–PON Guard Band for Legacy Video and 10G–NRZ Systems
Shahpari, A.
; Reis, J.D.
; Ferreira, RMF
;
Vujicic , Z.
;
Lima, M. J. N.
;
Teixeira, A.
Coherent UDWDM–PON Guard Band for Legacy Video and 10G–NRZ Systems, Proc Optoelectronics and Communications Conf. - OECC, Kyoto, Japan, Vol. CD, pp. WP1-4 - --, July, 2013.
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Abstract
We experimentally analyze the required guard band of
coherent optical UDWDM networks transporting 16x1.25
Gb/s – QPSK at 3.125 GHz frequency grid to coexist with
Video and 10G – NRZ transmissions. Using simple DSP
based ONU, guard bands of only 0.8-1.6 nm are achieved.