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Novas estratégias para enfrentar a ameaça de exaustão da capacidade

Processo:15/24341-7
Modalidade de apoio:Auxílio à Pesquisa - Temático
Data de Início da vigência: 01 de outubro de 2017
Data de Término da vigência: 30 de setembro de 2024
Área do conhecimento:Engenharias - Engenharia Elétrica - Telecomunicações
Acordo de Cooperação: MCTI/MC
Pesquisador responsável:Helio Waldman
Beneficiário:Helio Waldman
Instituição Sede: Centro de Engenharia, Modelagem e Ciências Sociais Aplicadas (CECS). Universidade Federal do ABC (UFABC). Santo André , SP, Brasil
Município da Instituição Sede:Santo André
Pesquisadores principais:
(Últimos):
Darli Augusto de Arruda Mello
Pesquisadores associados: Alaelson de Castro Jatobá Neto ; Gustavo Sousa Pavani ; Leandro Alvarez de Lima ; Luiz Henrique Bonani Do Nascimento ; Marcelo de Carvalho Pereira ; Marcio Wohlers de Almeida ; Rodrigo Campos Bortoletto ; Vinícius Ferreira de Souza
Auxílio(s) vinculado(s):24/16407-7 - 2024 SBFoton International Optics and Photonics Conference, AR.BR
24/06746-9 - 24th International Conference on Transparent Optical Networks, ICTON 2024, AR.EXT
22/10519-2 - Conferência Internacional de Óptica e Fotônica - SBFOTON IOPC 2022, AR.BR
19/06744-8 - 21th International Conference of Transparent Optical Network, AR.EXT
Bolsa(s) vinculada(s):23/01433-0 - Métodos de inteligência artificial e de aprendizado de máquina para redes ópticas inteligentes, BE.PQ
22/05753-6 - Modelos de Propagação Linear para Sistemas Ópticos com Mutiplexação por Divisão Espacial com Canais Acoplados, BP.IC
18/14026-5 - Projeto e otimização de enlaces ópticos submarinos usando multiplexação por divisão espacial, BE.PQ
17/25537-8 - Modulação com adaptação à distância em sistemas ópticos com multiplexação por divisão espacial, BP.DR
Assunto(s):Redes e comunicação de dados  Serviços de utilidade pública  Internet  Redes ópticas  Capacidade de tráfego  Cooperação internacional 
Palavra(s)-Chave do Pesquisador:Infraestrutura da Internet | Internet como Utilidade Pública | Internet Óptica | Políticas Relativas à Internet | redes elasticas | Roteamento Inteligente | Engenharia Elétrica e Computação

Resumo

O tráfego gerado pela internet tem crescido cerca de 100% ao ano desde que começou a ser medido, mas passou a dominar as redes de comunicação a partir da virada do século. As redes se prepararam para isso com o lançamento de uma grande infraestrutura óptica, inicialmente superdimensionada. O advento da tecnologia WDM iniciou à mineração de banda, que está levando à efetiva ocupação do espectro da faixa de ganho dos amplificadores. Surgem agora as redes ópticas elásticas como o primeiro passo para adiar a chamada crise da capacidade ("capacity crunch") através do aumento da eficiência espectral. Para esse fim, são utilizadas duas estratégias básicas: a adaptabilidade à distância, através da capacidade de escolher o esquema de modulação espectralmente mais eficiente que seja capaz de prover a necessária imunidade ao ruído; e a flexibilidade na alocação de espectro ao usuário, de maneira a evitar desperdício. Um segundo passo consistirá no uso de novas fibras com vários modos espaciais, de maneira que cada modo seja modulado independentemente dos demais. Porém, para dar conta do gargalo energético, será necessário limitar o próprio tráfego através da adoção de protocolos apropriados nas camadas superiores, eliminando tráfego desnecessário ou redundante mediante endereçamento datacêntrico. Finalmente, será necessário alinhar o gerenciamento do tráfego com os princípios de neutralidade e outros que conciliem o caráter público da internet do futuro com a sua promessa de inovação incessante. O projeto contribuirá para o sucesso dessas estratégias através de estudos acadêmicos conduzidos em ambiente interdisciplinar enriquecido pela cooperação internacional. (AU)

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Publicações científicas (57)
(As publicações científicas contidas nesta página são originárias da Web of Science ou da SciELO, cujos autores mencionaram números dos processos FAPESP concedidos a Pesquisadores Responsáveis e Beneficiários, sejam ou não autores das publicações. Sua coleta é automática e realizada diretamente naquelas bases bibliométricas)
MELLO, DARLI A. A.; SRINIVAS, HRISHIKESH; CHOUTAGUNTA, KARTHIK; KAHN, JOSEPH M.. Impact of Polarization- and Mode-Dependent Gain on the Capacity of Ultra-Long-Haul Systems. Journal of Lightwave Technology, v. 38, n. 2, p. 303-318, . (18/14026-5, 15/24341-7, 15/24517-8)
OSPINA, RUBY S. B.; VAN DEN HOUT, MENNO; ALVARADO-ZACARIAS, JUAN CARLOS; ANTONIO-LOPEZ, JOSE ENRIQUE; BIGOT-ASTRUC, MARIANNE; CORREA, ADRIAN AMEZCUA; SILLARD, PIERRE; AMEZCUA-CORREA, RODRIGO; OKONKWO, CHIGO; MELLO, DARLI A. A.. Mode-Dependent Loss and Gain Estimation in SDM Transmission Based on MMSE Equalizers. Journal of Lightwave Technology, v. 39, n. 7, p. 1968-1975, . (18/14026-5, 15/24517-8, 17/25537-8, 15/24341-7, 18/25414-6)
AMORIM, KELVIN SANTOS; PAVANI, GUSTAVO SOUSA. Ant Colony Optimization-based distributed multilayer routing and restoration in IP/MPLS over optical networks. Computer Networks, v. 185, . (15/24341-7)
VAN DEN HOUT, MENNO; OSPINA, RUBY S. B.; VAN DER HEIDE, SJOERD; ALVARADO-ZACARIAS, JUAN CARLOS; ANTONIO-LOPEZ, JOSE ENRIQUE; BIGOT-ASTRUC, MARIANNE; CORREA, ADRIAN AMEZCUA; SILLARD, PIERRE; AMEZCUA-CORREA, RODRIGO; MELLO, DARLI A. A.; et al. Experimental validation of MDL emulation and estimation techniques for SDM transmission systems. 2020 EUROPEAN CONFERENCE ON OPTICAL COMMUNICATIONS (ECOC), v. N/A, p. 4-pg., . (17/25537-8, 15/24341-7, 15/24517-8)
JUNIOR, JOSE HELIO C.; SUTILI, TIAGO; ROSSI, SANDRO M.; FIGUEIREDO, RAFAEL C.; MELLO, DARLI A. A.; IEEE. Fast Adaptive Digital Back-Propagation Algorithm for Unrepeatered Optical Systems. 2020 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXPOSITION (OFC), v. N/A, p. 3-pg., . (15/24341-7, 15/24517-8)
DE LIMA, LEANDRO ALVAREZ; PAVANI, GUSTAVO SOUSA; AHMED, T; FESTOR, O; GHAMRI-DOUDANE, Y; KANG, JM; SCHAEFFER-FILHO, AE; LAHMADI, A; MADEIRA, E. Provisioning and Recovery in Flexible Optical Networks using Ant Colony Optimization. 2021 IFIP/IEEE INTERNATIONAL SYMPOSIUM ON INTEGRATED NETWORK MANAGEMENT (IM 2021), v. N/A, p. 5-pg., . (15/24341-7)
QUEIROZ, JOEL CARLOS FARIAS; BONANI, LUIZ HENRIQUE; CERRONI, WALTER; CALLEGATI, FRANCO. Inter-Routes Fairness Strategies Inspired by Trunk Reservation Technique. IEEE COMMUNICATIONS LETTERS, v. 23, n. 12, p. 2284-2287, . (16/23511-9, 15/24341-7)
DOSI, G.; PEREIRA, M. C.; ROVENTINI, A.; VIRGILLITO, M. E.. What if supply-side policies are not enough? The perverse interaction of flexibility and austerity. JOURNAL OF ECONOMIC BEHAVIOR & ORGANIZATION, v. 162, p. 360-388, . (15/24341-7)
DELLA NINA, FABIO; MACIEL DA SILVA COSTA, KELLY CRISTINA; BONANI, LUIZ HENRIQUE; IEEE. Performance Evaluation of Elastic Optical Networks under Scenarios with Unequal Distribution of Service Types per Route Length. 2022 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE (SBFOTON IOPC), v. N/A, p. 5-pg., . (15/24341-7, 22/10519-2)
DOSI, G.; PEREIRA, M. C.; ROVENTINI, A.; VIRGILLITO, M. E.. Technological paradigms, labour creation and destruction in a multi-sector agent-based model. RESEARCH POLICY, v. 51, n. 10, p. 22-pg., . (15/24341-7)
BARBOSA, FABIO A.; ROSSI, SANDRO M.; MELLO, DARLI A. A.; IEEE. Clock Recovery Limitations in Probabilistically Shaped Transmission. 2020 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXPOSITION (OFC), v. N/A, p. 3-pg., . (18/14026-5, 15/24517-8, 15/24341-7)
BARBOSA, FABIO APARECIDO; ROSSI, SANDRO M.; MELLO, DARLI A. A.. Phase and Frequency Recovery Algorithms for Probabilistically Shaped Transmission. Journal of Lightwave Technology, v. 38, n. 7, p. 1827-1835, . (18/14026-5, 15/24341-7, 15/24517-8)
WALDMAN, HELIO; ALMEIDA, RAUL C., JR.; BORTOLETTO, RODRIGO C.; GUTIERREZ, CA. Spectral Idleness Minimization in the Elastic Single Link under Incremental Traffic. 2019 IEEE LATIN-AMERICAN CONFERENCE ON COMMUNICATIONS (IEEE LATINCOM), v. N/A, p. 6-pg., . (15/24341-7)
DOSI, GIOVANNI; FREEMAN, RICHARD B.; PEREIRA, MARCELO C.; ROVENTINI, ANDREA; VIRGILLITO, MARIA ENRICA. The impact of deunionization on the growth and dispersion of productivity and pay. INDUSTRIAL AND CORPORATE CHANGE, v. 30, n. 2, SI, p. 377-408, . (15/24341-7)
ASSIS, K. D. R.; ALMEIDA JR, R. C.; WALDMAN, H.; IEEE. Revenue Optimization and Protection with Network Slicing over a Physical Optical Substrate. 2021 IEEE 22ND INTERNATIONAL CONFERENCE ON HIGH PERFORMANCE SWITCHING AND ROUTING (IEEE HPSR), v. N/A, p. 6-pg., . (15/24341-7)
DE LIMA, LEANDRO ALVAREZ; PAVANI, GUSTAVO SOUSA; MORAES, IM; CAMPISTA, MEM; GHAMRI-DOUDANE, Y; COSTA, LHMK; RUBINSTEIN, MG. Fragmentation-aware Routing, Space, and Spectrum Assignment using Ant Colony Optimization. 2022 IEEE LATIN-AMERICAN CONFERENCE ON COMMUNICATIONS (LATINCOM), v. N/A, p. 6-pg., . (22/07488-8, 15/24341-7)
TAVARES, FELIPE A. S.; FAGOTTO, ERIC A. M.; ABBADE, MARCELO L. F.; BONANI, LUIZ H.. Issues for Using All-Optical Wavelength Converters and Route Segmentation in Optical Networks. 2024 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE, SBFOTON IOPC 2024, v. N/A, p. 3-pg., . (15/24341-7)
ZISCHLER, LUCAS; OSPINA, RUBY S. B.; COLARES, ROBSON A.; VAN DEN HOUT, MENNO; OKONKWO, CHIGO; ALENCAR, RAPHAEL B.; FILHO, CARMELO J. A. BASTOS; MELLO, DARLI A. A.. Estimating Capacity and SNR Loss Induced by MDG Using ANNs in Optical SDM Transmission. 2024 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE, SBFOTON IOPC 2024, v. N/A, p. 3-pg., . (15/24341-7, 22/11596-0, 22/07488-8)
PAVANI, GUSTAVO SOUSA; SENGUPTA, DIPANKAR; FREIRE-HERMELO, MARIA; LAVIGNOTTE, ANTOINE; TREMBLAY, CHRISTINE; LEPERS, CATHERINE. Reinforcement learning-based wavelength-dependent power control for WDM systems. Optical Fiber Technology, v. 95, p. 8-pg., . (15/24341-7, 23/01433-0)
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BONANI, L. H.; ABBADE, M. L. F.; QUEIROZ, J. C. F.; IEEE. ONSIM: The Optical Network Simulator for Hybrid Switching Paradigms. 2018 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE (SBFOTON IOPC), v. N/A, p. 5-pg., . (15/24341-7, 16/23511-9)
BONANI, LUIZ HENRIQUE; FARIAS DE QUEIROZ, JOEL CARLOS; DEFFERT, MAURICIO ANTONIO; JAWORSKI, M; MARCINIAK, M. Classes of Service Defined by Soft Trunk Reservation Technique in Elastic Optical Networks. 2018 20TH ANNIVERSARY INTERNATIONAL CONFERENCE ON TRANSPARENT OPTICAL NETWORKS (ICTON), v. N/A, p. 4-pg., . (15/24341-7, 16/23511-9)
WALDMAN, H.; BORTOLETTO, R. C.; DE SOUZA, V. F.; ALMEIDA, R. C. A., JR.. A Minimal Idleness Algorithm for Spectrum Assignment on a Single Elastic Link under Dynamic Traffic. 2023 23RD INTERNATIONAL CONFERENCE ON TRANSPARENT OPTICAL NETWORKS, ICTON, v. N/A, p. 4-pg., . (15/24341-7, 22/07488-8)
ROZENTAL, VALERY; KONG, DEMING; CORCORAN, BILL; MELLO, DARLI; LOWERY, ARTHUR J.. Filtered Carrier Phase Estimator for High-Order QAM Optical Systems. Journal of Lightwave Technology, v. 36, n. 14, p. 2980-2993, . (15/24341-7, 15/24517-8)
DOS SANTOS, LAILSON F.; FERREIRA, FILIPE M.; ELLIS, ANDREW D.; MELLO, DARLI A. A.. Filter Bank Multi-Sub-Band Transmission for Optical Systems With Mode Multiplexing. IEEE Photonics Journal, v. 11, n. 2, . (15/24341-7, 15/24517-8)
BONANI, L. H.; QUEIROZ, J. C. F.; ABBADE, M. L. F.; CALLEGATI, F.. Load Balancing in Fixed-Routing Optical Networks with Weighted Ordering Heuristics. JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING, v. 11, n. 3, p. 26-38, . (08/57857-2, 15/24341-7, 16/23511-9)
ASSIS, K. D. R.; ALMEIDA, JR., R. C.; WALDMAN, H.; SANTOS, A. F.; ALENCAR, M. S.; REED, M. J.; HAMMAD, A.; SIMEONIDOU, D.. SLA Formulation for Squeezed Protection in Elastic Optical Networks Considering the Modulation Format. JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING, v. 11, n. 5, p. 202-212, . (15/24341-7)
MELLO, DARLI A. A.; BARBOSA, FABIO APARECIDO; REIS, JACKLYN DIAS. Interplay of Probabilistic Shaping and the Blind Phase Search Algorithm. Journal of Lightwave Technology, v. 36, n. 22, p. 5096-5105, . (15/24341-7, 15/24517-8)
AUGUSTO DOS SANTOS TAVARES, FELIPE; BONANI, LUIZ HENRIQUE; ALBERTO DE MELLO FAGOTTO, ERIC; ROSSI, SANDRO MARCELO; LUIS FRANCISCO ABBADE, MARCELO; IEEE. Enhancing the Performance of Optical Networks with Route Segmentation and Fiber Augmentation. 2023 INTERNATIONAL CONFERENCE ON OPTICAL MEMS AND NANOPHOTONICS, OMN AND SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE, SBFOTON IOPC, v. N/A, p. 2-pg., . (15/24341-7)
FAGOTTO, ERIC A. M.; BONANI, LUIZ H.; ROSSI, SANDRO M.; MARCONI, JORGE D.; ABBADE, MARCELO L. F.; ALDAYA, IVAN; MIRANDA, URIEL R. C.; BELANCON, MARCOS P.. Impact of wideband wavelength conversion on the performance of optical networks. OPTICS AND LASER TECHNOLOGY, v. 169, p. 14-pg., . (15/24341-7, 22/14485-5, 08/57857-2, 15/04113-0)
PAYYAZHI, APARNA ARAVIND; NUNES DE SOUZA, ANDRE LUIZ; DE ARRUDA MELLO, DARLI AUGUSTO; IEEE. Recursive Blind Phase Search Architecture for Phase Recovery at High Error Rates. 2018 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE (SBFOTON IOPC), v. N/A, p. 5-pg., . (15/24341-7, 15/24517-8)
AMORIM, KELVIN SANTOS; PAVANI, GUSTAVO SOUSA; IEEE. Routing and Restoration in IP/MPLS over Optical Networks by means of Ant Colony Optimization. 2019 IEEE GLOBAL COMMUNICATIONS CONFERENCE (GLOBECOM), v. N/A, p. 6-pg., . (15/24341-7)
BONANI, L. H.; FORGHANI-ELAHABAD, M.; ABBADE, M. L. F.; IEEE. Network Fragmentation Measure in Elastic Optical Networks. 2019 SBFOTON INTERNATIONAL OPTICS AND PHOTONICS CONFERENCE (SBFOTON IOPC), v. N/A, p. 5-pg., . (15/24341-7, 16/23511-9)
WALDMAN, HELIO; ALMEIDA, RAUL C., JR.; BORTOLETTO, RODRIGO C.; IEEE. Performance Gains Imparted by Traffic-Awareness in an Elastic Single Link. 2020 22ND INTERNATIONAL CONFERENCE ON TRANSPARENT OPTICAL NETWORKS (ICTON 2020), v. N/A, p. 5-pg., . (15/24341-7)
DE LIMA, LEANDRO ALVAREZ; PAVANI, GUSTAVO SOUSA; VELAZQUEZ, R. Survivable Routing, Modulation, and Spectrum Assignment by means of Ant Colony Optimization. 2021 IEEE LATIN-AMERICAN CONFERENCE ON COMMUNICATIONS (LATINCOM 2021), v. N/A, p. 6-pg., . (15/24341-7)
ASSIS, KARCIUS DAY R.; ALMEIDA JR, RAUL C.; DIAS, LEONARDO P.; WALDMAN, HELIO. Squeezed Protection in Elastic Optical Networks Subject to Multiple Link Failures. IEEE TRANSACTIONS ON NETWORK AND SERVICE MANAGEMENT, v. 18, n. 3, p. 2612-2626, . (15/24341-7)
HELIO, JOSE C. JUNIOR, JR.; SUTILI, TIAGO; FIGUEIREDO, RAFAEL C.; MELLO, DARLI A. A.. Advanced Digital Signal Processing and Variable-Rate Coding for Unrepeatered Optical Transmission. IEEE Photonics Journal, v. 14, n. 4, p. 7-pg., . (15/24517-8, 15/24341-7)
OSPINA, RUBY S. B.; OKONKWO, CHIGO; MELLO, DARLI A. A.; IEEE. DSP-based Mode-dependent Loss and Gain Estimation in Coupled SDM Transmission. 2020 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXPOSITION (OFC), v. N/A, p. 3-pg., . (15/24517-8, 18/25414-6, 17/25537-8, 15/24341-7)
OSPINA, RUBY S. B.; VAN DEN HOUT, MENNO; VAN DER HEIDE, SJOERD; OKONKWO, CHIGO; MELLO, DARLI A. A.; IEEE. Neural-network-based MDG and Optical SNR Estimation in SDM Transmission. 2021 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXPOSITION (OFC), v. N/A, p. 3-pg., . (15/24517-8, 18/25414-6, 17/25537-8, 15/24341-7)
PAVANI, GUSTAVO SOUSA; FREDERIC, ANDRE RICARDO; AHMED, T; FESTOR, O; GHAMRI-DOUDANE, Y; KANG, JM; SCHAEFFER-FILHO, AE; LAHMADI, A; MADEIRA, E. Survivability in Lambda Grids by means of Ant Colony Optimization. 2021 IFIP/IEEE INTERNATIONAL SYMPOSIUM ON INTEGRATED NETWORK MANAGEMENT (IM 2021), v. N/A, p. 7-pg., . (15/24341-7)
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