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B. Pinheiro, Rebola, J. & Cancela, L. (2015). Impact of In-Band Crosstalk Signals with Different Duty-Cycles in M-QAM Optical Coherent Receivers. European Conference on Network and Optical Communications (NOC 2015). ---
B. R. Pinheiro et al., "Impact of In-Band Crosstalk Signals with Different Duty-Cycles in M-QAM Optical Coherent Receivers", in European Conf. on Network and Optical Communications (NOC 2015), Londres, pp. ---, 2015
@misc{pinheiro2015_1770973344180,
author = "B. Pinheiro and Rebola, J. and Cancela, L.",
title = "Impact of In-Band Crosstalk Signals with Different Duty-Cycles in M-QAM Optical Coherent Receivers",
year = "2015",
howpublished = "Both (printed and digital)",
url = "http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=7238604&filter%3DAND%28p_IS_Number%3A7238599%29"
}
TY - CPAPER TI - Impact of In-Band Crosstalk Signals with Different Duty-Cycles in M-QAM Optical Coherent Receivers T2 - European Conference on Network and Optical Communications (NOC 2015) AU - B. Pinheiro AU - Rebola, J. AU - Cancela, L. PY - 2015 SP - --- CY - Londres UR - http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=7238604&filter%3DAND%28p_IS_Number%3A7238599%29 AB - Optical coherent technology leads to the coexistence of signals with different modulation formats and different bit rates in optical networks. Due to this coexistence, several in-band crosstalk scenarios are possible. In this work, the impact of in-band crosstalk due to M-QAM interferers on the performance of PDM-QPSK and PDM-16-QAM coherent receivers at an aggregated bit rate of 100 Gbps is studied. The influence of the duty-cycle, time misalignment and phase difference between interferers and selected signal on the receiver performance is also assessed. We show that the QPSK signal with a duty-cycle of 33% is, generally, the most tolerant selected signal to in-band crosstalk and the less detrimental interferer to the coherent receiver performance. Additionally, we show that the time misalignment has a significant influence on the in-band crosstalk impact, when the duty-cycles of the interferers or selected signal are low. ER -
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