Figure 19

DRR: The in-phase part (red) and quadrature part (blue) of the 10Â Gbit/s and 12 bits long 4-QAM input signal applied to P1 of the DRR.

DRR: The in-phase part (red) and quadrature part (blue) of the 10Â Gbit/s and 12 bits long 4-QAM input signal applied to P1 of the DRR.