Carrier phase estimation for coherent equalization of 43-Gb/s POLMUX- NRZ-DQPSK transmission with 10.7-Gb/s NRZ neighbours
- 1 January 2007
- proceedings article
- Published by Institution of Engineering and Technology (IET)
- Vol. 2007, 723
- https://doi.org/10.1049/ic:20070258
Abstract
We show the influence of 10.7-Gb/s NRZ neighbors on 43-Gb/s polarization-multiplexed NRZ-DQPSK transmission combined with digital coherent equalization. The impact of XPM induced phase noise is reduced with an optimized carrier phase estimation (CPE) algorithm. (2 pages)Keywords
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