Search Results - "Zami, T"

Add and drop architectures for multi-carrier transponders in EONs by Dallaglio, M., Zami, T., Sambo, N., Giorgetti, A., Pagano, A., Riccardi, E., Castoldi, P.

“…The elastic optical network (EON) is a paradigm for optical networks, based on the combination of a flexible grid, advanced transmission techniques, and…”
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Higher capacity with smaller global energy consumption in core optical networks due to elastic channel spacing by Zami, T, Morea, A, Renaudier, J, Rival, O, Mardoyan, H, Bertran-Pardo, O, Antona, J, Bigo, S

“…We propose a novel model for core optical networks combining benefits of transparent and opaque networks through variable channel spacing. We demonstrate…”
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Interest of the MIXGRID setup for elastic spectral efficiency by Zami, T

“…We quantify the benefit of elastic WDM networks aligning channels on one irregular grid of optical frequencies on all their transmission links to mitigate the…”
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Physical and logical validation of a network based on all-optical packet switching systems by Chiaroni, D., Lavigne, B., Jourdan, A., Sotom, M., Hamon, L., Chauzat, C., Jacquinot, J.-C., Barroso, A., Zami, T., Dorgeuille, F., Janz, C., Emery, J.-Y., Grard, E., Renaud, M.

“…The large growth of telecommunication traffic demand generated by multiple new applications and expected to last at least for the next decade will force…”
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Impact of reducing channel spacing from 50GHz to 37.5GHz in fully transparent meshed networks by Morea, A., Renaudier, J., Ghazisaeidi, A., Bertran-Pardo, O., Zami, T.

“…Accounting for tight filtering impairments, we show why the ideal extra capacity of 33% brought by 37.5GHz channel spacing (compared to 50GHz) may be…”
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Contention simulation within dynamic, colorless and unidirectional/multidirectional optical cross-connects by Zami, T.

“…By simulating dynamic channel adding/dropping operations of an optical node within WDM transparent networks, we compare different colorless…”
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Comparison of elastic implementations for WDM networks by Zami, T.

“…Different possible implementations of WDM European network featuring elastic spectral efficiency are proposed and compared in terms of ratio of further…”
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Method for the determination of a quality-of-transmission estimator along the lightpaths of partially transparent networks by Lavigne, B, Leplingard, F, Lorcy, L, Balmefrezol, E, Antona, J.C, Zami, T, Bayart, D

“…We propose a method to determine an analytical expression of the transmission Q-factor along a lightpath in a transparent network. We experimentally assess its…”
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Real-time transmission of 34.9 Tb/s with 1-Tb/s channels over 4800 GHz-wide C-band along 1000 km of G654E fiber by Lavigne, B., Monnier, M. Le, Zami, T., David, J., Weisser, S., Raddatz, L., Pulka, F.

“…We transmit 34.9 Tb/s over the 4800 GHz-wide C-band through ten 100km-long G654E fiber spans. This is a record spectral efficiency with real-time 1-Tb/s…”
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Introduction of confidence levels for transparent network planning by Morea, A., Zami, T., Leplingard, F.

“…Confidence level on connection feasibilities is used to obtain Q-estimate margins when parameter uncertainties are considered. Adding such margins to the…”
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The relevant impact of the physical parameters uncertainties when dimensioning an optical core transparent network by Zami, T., Morea, A., Leplingard, F., Brogard, N.

“…We illustrate the importance to consider physical uncertainties in the quality of transmission estimators used for impairment constrained based routing. Power…”
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How Uncertainty on the Fiber Span Lengths Influences QoT Estimation using Machine Learning in WDM Networks by Pesic, J., Lonardi, M., Rossi, N., Zami, T., Seve, E., Pointurier, Y.

“…We investigate how a machine learning-based QoT estimator performs depending on different features selections, on homogeneity of the learned light paths and on…”
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Impact of the optical routing on the transmission in transparent networks by Zami, T., Henri, P., Lorcy, L., Simonneau, C.

“…We present an upgraded circulating loop to simply account for the actual impact of the different channels optical routings when assessing the transmission…”
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What is the benefit of elastic superchannel for WDM network? by Zami, T

“…We discuss the benefits and compromises of elastic spectral efficiency implemented with Nyquist superchannels for the WDM mesh networks featuring static or…”
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'10Gb/s-40Gb/s Synergy' routing to better exploit network capacity by Morea, A., Zami, T., Leplingard, F., Bayart, D.

“…We introduce a new routing method, 10-40 Gb/s synergy, that reduces the blocking probability of at least 15% against classical routing with both bit-rates. The…”
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Semiconductor optical amplifiers: a key technology to control the packet power variation by Chiaroni, D., Le Sauze, N., Zami, T., Emery, J.-Y.

“…Semiconductor optical amplifiers have already been identified as a key technology for fast switching. We demonstrate that a proper exploitation of the…”
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Optical cross-connect with adaptive intra-node contention by Zami, T

“…Within the context of colorless and multidirectional wavelength routing node, this study illustrates the trade-off in terms of connectivity, total add/drop…”
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20.8 Tb/s Transmission over 1200 km Using G654E Fibers, Hybrid Amplification and 400 Gb/s CFP2-DCO Interfaces by Lavigne, B., Monnier, M. Le, Zami, T., Bode, D., Azzini, G.A., Peruta, R., Suberini, L., Jovane, S., Bertran-Pardo, O., Ghazisaeidi, A.

“…By using a 400 Gb/s 64Gbaud CFP2-DCO interface, we show error free transmission on fifty-two 75 GHz-spaced spectral positions of a fully loaded 4800 GHz-wide…”
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Does ageing of margins become more attractive in WDM networks with 64 GBAUD transponders and regenerators? by Rossi, N, Zami, T, Pesic, J

“…We analyse on two WDM core networks the benefit achievable by network planning with ageing of margins when considering up-to-date elastic transponders and…”
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An Accurate Model for System Performance Analysis of Optical Fibre Networks with In-line Filtering by Fernandez de Jauregui Ruiz, I, Ghazisaeidi, A, Zami, T, Louis, S, Lavigne, B

“…We show that system performance degradation due to in-line optical filtering by wavelength routing nodes in WDM networks can be correctly modelled using…”
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