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On the Pulse Shape Performance of CP-QPSK Signal with Optimum Pre-Compensation in Submarine Systems

Pavlovic, N. P. T. ; Nogueira, R.N.

On the Pulse Shape Performance of CP-QPSK Signal with Optimum Pre-Compensation in Submarine Systems, Proc OSA Optical Fiber Communications - OFC, Anaheim, United States, Vol. 1, pp. NM2E.3 - NM2E.3, March, 2013.

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Abstract
Relative-low-cost upgrade possibilities of realistic submarine links of >4500km with 100G CP-QPSK transponders are analyzed with various formats. We showed that with the optimum pre-compensation, simpler NRZ-shaped CP-QPSK signal performs similarly to the RZ-shaped one.