Search Results - "Makovejs, S."

Mitigation of Fiber Nonlinearity Using a Digital Coherent Receiver by Millar, D S, Makovejs, S, Behrens, C, Hellerbrand, S, Killey, R I, Bayvel, P, Savory, S J

“…Coherent detection with receiver-based DSP has recently enabled the mitigation of fiber nonlinear effects. We investigate the performance benefits available…”
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Experimental characterisation of QAM16 at symbol rates up to 42Gbaud by Millar, D S, Makovejs, S, Fatadin, I, Killey, R I, Bayvel, P, Savory, S J

“…We experimentally investigate generation and detection of QAM16 at symbol rates up to 42Gbaud. The error floor due to the finite receiver bandwidth and…”
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Comparison of pulse shapes in a 224Gbit/s (28Gbaud) PDM-QAM16 long-haul transmission experiment by Makovejs, S, Torrengo, E, Millar, D S, Killey, R I, Savory, S J, Bayvel, P

“…We investigate the effectiveness of RZ50 versus NRZ in a 224Gbit/s PDM-QAM16 transmission. Record distances of 2000km and 1520km are reported for single- and…”
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Experimental investigation of PDM-QAM16 transmission at 112 Gbit/s over 2400 km by Makovejs, S, Millar, D S, Mikhailov, V, Gavioli, G, Killey, R I, Savory, S J, Bayvel, P

“…We investigate the efficacy of nonlinearity compensation for single-channel 14 Gbaud PDM-QAM16 over an uncompensated SMF link without Raman amplification…”
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Influence of Pulse Shape in 112-Gb/s WDM PDM-QPSK Transmission by Torrengo, E, Makovejs, S, Millar, D S, Fatadin, I, Killey, R I, Savory, S J, Bayvel, P

“…In this work, we investigated the influence of pulse shape on the transmission performance of polarization-division-multiplexed quadrature-phase-shift keying…”
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Novel Method of Generating QAM-16 Signals at 21.3 Gbaud and Transmission Over 480 km by Makovejs, S., Millar, D.S., Mikhailov, V., Gavioli, G., Killey, R.I., Savory, S.J., Bayvel, P.

“…In this letter, we report on a novel method of generating a square quadrature amplitude modulation (QAM-16) signal at 21.3 Gbaud and its subsequent…”
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High-speed optical fibre transmission using advanced modulation formats by Makovejs, S

“…The rapid growth in interactive bandwidth-hungry services demands ever higher capacity at various stages of the optical network, leading to a potential…”
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Experimental comparison of nonlinear compensation in long-haul PDM-QPSK transmission at 42.7 and 85.4 Gb/s by Millar, D.S., Makovejs, S., Mikhailov, V., Killey, R.I., Bayvel, P., Savory, S.J.

“…We compare the nonlinear limits of 42.7 and 85.4 Gb/s PDM-QPSK transmission. Intra-channel nonlinearity compensation is demonstrated, with increase of optimum…”
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Ultra-long-haul transmission of 7×42.9Gbit/s PS-QPSK and PM-BPSK by Behrens, C., Lavery, D., Millar, D. S., Makovejs, S., Thomsen, B. C., Killey, R. I., Savory, S. J., Bayvel, P.

“…We report on ultra-long haul transmission of polarization-switched QPSK (PS-QPSK) and polarization-multiplexed BPSK (PM-BPSK) at 42.9Gbit/s per WDM channel…”
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Real-Time 100.4 GBd PCS-64QAM Transmission of a 1.6 Tb/s Super-Channel Over 1600 km of G.654.E Fiber by Maher, R., Chitgarha, M. R., Leung, I., Rashidinejad, A., Buscaino, B., Wang, Z., Torbatian, M., Kakkar, A., El-Sahn, Z. A., Osman, M., Kumpera, A., Nejad, R. M., Yekani, A., Soliman, G., Doggart, C., Olmedo, M. I., Kerns, S., Diniz, J., Morbi, Z., Koenig, S., Dardis, L., Ellis, B., Le Liepvre, A., Missey, M., Blakey, S., Wu, Y., Samra, P., Dominic, V., Makovejs, S., Lal, V., Ziari, M., Sun, H., Wu, K-T., Sanders, S., Kandappan, P.

“…First demonstration of a real-time 100.4 GBd PCS-64QAM 2 × 800G coherent MODEM. A record transmission distance of 1600 km is achieved for a dual-carrier 1.6…”
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On the potential application space of multicore fibres in submarine cables by Downie, J.D, Xiaojun Liang, Makovejs, S

“…We examine the application space of uncoupled 4-core fibres in submarine cables with electrical power limitations. For a 24-fibre pair limit, the maximum MCF…”
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Characterisation and comparison of bitwise phase-control OTDM signals in 80 Gbit/s transmission by Makovejs, S., Gavioli, G., Bayvel, P.

“…The impact of varying the phase relationship between adjacent OTDM channels is reported for transmission at 80 Gbit/s. A new method to adjust the phase shift…”
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Coherent electronic compensation techniques for long-haul optical fibre transmission - opportunities and challenges by Bayvel, P., Behrens, C., Killey, R.I., Makovejs, S., Millar, D.S., Savory, S.J.

“…We review recent advances in the use of coherent detection and digital signal processing to compensate for dispersion and nonlinearity in long-haul WDM links,…”
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