Konstantinos Christodoulopoulos

82 papers C 3Misc 2Journal 35Unranked 41

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Dynamic Risk-Aware Reconfiguration in Coherent P2MP Extended Access Networks Under Time-Varying Demands. ECOC Polyzois Soumplis, Konstantinos Christodoulopoulos, Antonio Napoli, Konstantinos Yiannopoulos, Emmanouel A. Varvarigos
2025	J	`jnl`	Enabling extended access aggregation with light-trees and point-to-multipoint coherent transceivers. J. Opt. Commun. Netw. Polyzois Soumplis, Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Antonio Napoli, Mohammad M. Hosseini, Konstantinos Yiannopoulos, Emmanouel A. Varvarigos
2025	—	`conf`	Energy Efficient PON Traffic Coordination. ICC Ilias Gravalos, Konstantinos Christodoulopoulos
2025	J	`jnl`	Evaluating Relayed and Switched Quantum Key Distribution (QKD) Network Architectures. CoRR Antonis Selentis, Nikolas Makris, Alkinoos Papageorgopoulos, Persefoni Konteli, Konstantinos Christodoulopoulos, George T. Kanellos, Dimitris Syvridis
2025	—	`conf`	Optimization of Router Cost and Consumption in a Point-to-Multipoint Metro-Core Architecture. OFC Polyzois Soumplis, Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Marco Quagliotti, Andrea Di Giglio, Antonio Napoli, M. Hosseini, Konstantinos Yiannopoulos, Emmanuel Varvarigos
2025	—	`conf`	QoS-aware Resource Allocation in Point to Multipoint (P2MP) Metro Aggregation Networks. OFC Polyzois Soumplis, Konstantinos Christodoulopoulos, Konstantinos Yiannopoulos, Emmanuel Varvarigos
2025	—	`conf`	Relayed vs. Switched QKD: A Comparison in Non-Uniform Ring Networks. ONDM Antonios Selentis-Boulntadakis, Konstantinos Christodoulopoulos, George T. Kanellos
2025	—	`conf`	Resource Allocation with Service Level Constraints in Point-to-Multipoint Metro-Core Networks. OFC Konstantinos Christodoulopoulos, Polyzois Soumplis, Panagiotis C. Kokkinos, Antonio Napoli, M. Hosseini, Konstantinos Yiannopoulos, Emmanuel Varvarigos
2024	—	`conf`	Enabling Extended Access with Light-Trees and Point-to-Multipoint Coherent Transceivers. ONDM Konstantinos Yiannopoulos, Polyzois Soumplis, Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Antonio Napoli, M. Hosseini, Emmanuel Varvarigos
2024	—	`conf`	Optimizing Key Consumption in Switched QKD Networks. OFC Konstantinos Christodoulopoulos, Nikolaos Makris, George T. Kanellos, Dimitris Syvridis
2024	—	`conf`	Techno-Economic and Feasibility Study of Point-to-Multipoint Communications in the Metro-Core. CSNDSP Polyzois Soumplis, Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Antonio Napoli, M. Hosseini, Marco Quagliotti, Emilio Riccardi, A. Pagano, Yiannopoulos Yiannopoulos, Emmanuel Varvarigos
2023	—	`conf`	Deterministically Scheduled PON for Industrial Applications. OFC Konstantinos Christodoulopoulos, Sarvesh Bidkar, Thomas Pfeiffer, Rene Bonk
2023	J	`jnl`	Feedback-Based Channel Frequency Optimization in Superchannels. CoRR Fabiano Locatelli, Konstantinos Christodoulopoulos, Camille Delezoide, Josep M. Fàbrega, Michela Svaluto Moreolo, Laia Nadal, Ankush Mahajan, Salvatore Spadaro
2022	J	`jnl`	PON going beyond FTTH [Invited Tutorial]. JOCN Thomas Pfeiffer, Pascal Dom, Sarvesh Bidkar, François Fredricx, Konstantinos Christodoulopoulos, René Bonk
2022	—	`conf`	Proof-of-Concept Demonstration of Time Critical Periodic Traffic in Industry-grade Passive Optical Networks. OFC Konstantinos Christodoulopoulos, Sarvesh Bidkar, Thomas Pfeiffer, Rene Bonk
2021	J	`jnl`	A Scalable Factory Backbone for Multiple Independent Time-Sensitive Networks. CoRR Wolfram Lautenschlaeger, Florian Frick, Konstantinos Christodoulopoulos, Torben Henke
2021	J	`jnl`	A scalable factory backbone for multiple independent time-sensitive networks. J. Syst. Archit. Wolfram Lautenschlaeger, Florian Frick, Konstantinos Christodoulopoulos, Torben Henke
2021	J	`jnl`	Impact of Multi-Vendor Transponders Performance on Design Margin in Optical Networks. IEEE Access Ankush Mahajan, Konstantinos Christodoulopoulos, Ricardo Martínez, Raul Muñoz, Salvatore Spadaro
2021	J	`jnl`	Quality of transmission estimator retraining for dynamic optimization in optical networks. JOCN Ankush Mahajan, Konstantinos Christodoulopoulos, Ricardo Martínez, Raul Muñoz, Salvatore Spadaro
2021	J	`jnl`	Spectral processing techniques for efficient monitoring in optical networks. JOCN Fabiano Locatelli, Konstantinos Christodoulopoulos, Michela Svaluto Moreolo, Josep M. Fàbrega, Laia Nadal, Salvatore Spadaro
2020	—	`conf`	Data Plane Elements for Optical Performance Monitoring Agnostic to the Modulation Format for Disaggregated Optical Networks. ICTON Josep M. Fabrega, Fabiano Locatelli, Laia Nadal, Konstantinos Christodoulopoulos, Michela Svaluto Moreolo, Salvatore Spadaro
2020	—	`conf`	Enabling the Scalability of Industrial Networks by Independent Scheduling Domains. OFC Konstantinos Christodoulopoulos, Wolfram Lautenschlaeger, Florian Frick, Nihel Benzaoui, Torben Henke, Ulrich Gebhard, Lars Dembeck, Armin Lechler, Yvan Pointurier, Sébastien Bigo
2020	—	`conf`	Experimental Demonstration of a Machine Learning-Based in-band OSNR Estimator from Optical Spectra. ONDM Fabiano Locatelli, Konstantinos Christodoulopoulos, Josep M. Fàbrega, Michela Svaluto Moreolo, Laia Nadal, Salvatore Spadaro
2020	—	`conf`	Filter Features Extraction from Optical Spectra. ECOC Fabiano Locatelli, Konstantinos Christodoulopoulos, Josep M. Fàbrega, Michela Svaluto Moreolo, Laia Nadal, Salvatore Spadaro
2020	—	`conf`	Modelling Multi-Vendor Transponders Performance and Optimizing Launch Power. ECOC Ankush Mahajan, Konstantinos Christodoulopoulos, Ricardo Martínez, Salvatore Spadaro, Raul Muñoz
2019	J	`jnl`	Accurate Quality of Transmission Estimation With Machine Learning. JOCN Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2019	—	`conf`	Machine Learning Assisted Quality of Transmission Estimation and Planning with Reduced Margins. ONDM Konstantinos Christodoulopoulos, Ippokratis Sartzetakis, Polyzois Soumplis, Emmanouel Manos Varvarigos
2019	J	`jnl`	Toward efficient, reliable, and autonomous optical networks: the ORCHESTRA solution [Invited]. JOCN Konstantinos Christodoulopoulos, Camille Delezoide, Nicola Sambo, Aristotelis Kretsis, Ippokratis Sartzetakis, Andrea Sgambelluri, Nikolaos Argyris, Giannis Kanakis, Pietro G. Giardina, Giacomo Bernini, Diego Roccato, Alessandero Percelsi, Roberto Morro, Hercules Avramopoulos, Piero Castoldi, Patricia Layec, Sébastien Bigo
2018	J	`jnl`	Cross-Layer Adaptive Elastic Optical Networks. JOCN Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Emmanouel Manos Varvarigos
2018	J	`jnl`	Exploiting Spectrum Sharing for Soft Failure Recovery. JOCN Ippokratis Sartzetakis, Nicola Sambo, Konstantinos Christodoulopoulos, Piero Castoldi, Emmanouel A. Varvarigos
2018	—	`conf`	Formulating QoT Estimation with Machine Learning. ECOC Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2018	J	`jnl`	Inter-Domain Optimization and Orchestration for Optical Datacenter Networks. JOCN Giada Landi, Marco Capitani, Aristotelis Kretsis, Konstantinos Kontodimas, Panagiotis C. Kokkinos, Domenico Gallico, Matteo Biancani, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2018	J	`jnl`	Layout Model for Optical Interconnects Based on λ-Routing Grids and Topology Embeddings. JOCN Apostolos Siokis, Konstantinos Christodoulopoulos, Emmanouel Manos Varvarigos
2018	J	`jnl`	Multi-Period Planning With Actual Physical and Traffic Conditions. JOCN Polyzois Soumplis, Konstantinos Christodoulopoulos, Marco Quagliotti, Annachiara Pagano, Emmanouel A. Varvarigos
2018	J	`jnl`	NEPHELE: An End-to-End Scalable and Dynamically Reconfigurable Optical Architecture for Application-Aware SDN Cloud Data Centers. IEEE Commun. Mag. Paraskevas Bakopoulos, Konstantinos Christodoulopoulos, Giada Landi, Muzzamil Aziz, Eitan Zahavi, Domenico Gallico, Richard Pitwon, Konstantinos Tokas, Ioannis Patronas, Marco Capitani, Christos Spatharakis, Konstantinos Yiannopoulos, Kai Wang, Konstantinos Kontodimas, Ioannis Lazarou, Philipp Wieder, Dionysios I. Reisis, Emmanouel Manos Varvarigos, Matteo Biancani, Hercules Avramopoulos
2018	J	`jnl`	Optimization Techniques for Incremental Planning of Multilayer Elastic Optical Networks. JOCN P. Papanikolaou, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2018	—	`conf`	Pre-Emptive Detection and Localization of Failures Towards Marginless Operations of Optical Networks. ICTON Camille Delezoide, Konstantinos Christodoulopoulos, Aristotelis Kretsis, Nikos Argyris, Giannis Kanakis, Andrea Sgambelluri, Nicola Sambo, Pietro G. Giardina, Giacomo Bernini, Diego Roccato, Alessandero Percelsi, Roberto Morro, Hercules Avramopoulos, Emmanouel A. Varvarigos, Piero Castoldi, Patricia Layec, Sébastien Bigo
2018	—	`conf`	Real Time Demonstration of an End-to-End Optical Datacenter Network with Dynamic Bandwidth Allocation. ECOC Konstantinos Tokas, Christos Spatharakis, Ioannis Patronas, Paraskevas Bakopoulos, Giada Landi, Konstantinos Christodoulopoulos, Marco Capitani, Angelos Kyriakos, Muzzamil Aziz, Richard Pitwon, Domenico Gallico, Dionisios I. Reisis, Emmanouel A. Varvarigos, Eitan Zahavi, Hercules Avramopoulos
2018	C	`conf`	Scheduler Accelerator for TDMA Data Centers. PDP Ioannis Patronas, Nikolaos Gkatzios, Vasileios Kitsakis, Dionysios I. Reisis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2017	—	`conf`	Actual margins algorithm for multi-period planning. OFC Polyzois Soumplis, Konstantinos Christodoulopoulos, Marco Quagliotti, Annachiara Pagano, Emmanouel A. Varvarigos
2017	—	`conf`	Cross-layer and dynamic network orchestration based on optical performance monitoring. ONDM Konstantinos Christodoulopoulos, Ippokratis Sartzetakis, Polyzois Soumplis, Emmanouel A. Varvarigos
2017	J	`jnl`	Efficient Bandwidth Allocation in the NEPHELE Optical/Electrical Datacenter Interconnect. JOCN Konstantinos Christodoulopoulos, Konstantinos Kontodimas, Apostolos Siokis, Konstantinos Yiannopoulos, Emmanouel A. Varvarigos
2017	J	`jnl`	Electro-optic switches based on space switching of multiplexed WDM signals: Blocking vs non-blocking design trade-offs. Opt. Switch. Netw. Apostolos Siokis, Konstantinos Christodoulopoulos, Nikos Pleros, Emmanouel A. Varvarigos
2017	J	`jnl`	Energy-minimized design of IP over flexible optical networks. Int. J. Commun. Syst. Vasileios Gkamas, Konstantinos Christodoulopoulos, Dimitrios J. Vergados, Emmanouel A. Varvarigos
2017	—	`conf`	Experimental Demonstration of Network Automation based on QoT Estimation and Monitoring in both Single- and Multi-Domains. ECOC Nicola Sambo, Pietro G. Giardina, Ippokratis Sartzetakis, Andrea Sgambelluri, Francesco Fresi, Matteo Dallaglio, Gianluca Meloni, Giacomo Bernini, Konstantinos Christodoulopoulos, Piero Castoldi, Emmanouel A. Varvarigos
2017	—	`conf`	Improving QoT estimation accuracy through active monitoring. ICTON Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2017	—	`conf`	Incremental planning of multi-layer elastic optical networks. ONDM P. Papanikolaou, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2017	J	`jnl`	Joint Multi-layer Survivability Techniques for IP-Over-Elastic-Optical-Networks. JOCN P. Papanikolaou, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2017	—	`conf`	On reducing optical monitoring uncertainties and localizing soft failures. ICC Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Emmanouel Manos Varvarigos
2017	—	`conf`	Resource partitioning in the NEPHELE datacentre interconnect. ICTON Konstantinos Yiannopoulos, Konstantinos Kontodimas, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2016	J	`jnl`	Multipoint Architectures for On-Board Optical Interconnects. JOCN Apostolos Siokis, Konstantinos Christodoulopoulos, Emmanouel Manos Varvarigos
2016	J	`jnl`	Quality of Transmission Estimation in WDM and Elastic Optical Networks Accounting for Space-Spectrum Dependencies. JOCN Ippokratis Sartzetakis, Konstantinos Christodoulopoulos, Christos P. Tsekrekos, Dimitris Syvridis, Emmanouel A. Varvarigos
2015	—	`conf`	A comparison study of joint and sequential multi-layer planning for IP over flexible optical networks. OFC Vasileios Gkamas, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	—	`conf`	A monitoring architecture for self-configurable optical networks. ICTON Piero Castoldi, Giacomo Bernini, Konstantinos Christodoulopoulos, Filippo Cugini, Nicola Sambo
2015	—	`conf`	Cross-layer optimization: Network cost vs. physical layer margins. ICTON Polyzois Soumplis, P. Pananikolaou, Konstantinos Christodoulopoulos, Nikos Argyris, Christos Spatharakis, Stefanos Dris, Hercules Avramopoulos, Emmanouel A. Varvarigos
2015	J	`jnl`	Dynamic connection establishment and network re-optimization in flexible optical networks. Photonic Netw. Commun. Polyzois Soumplis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	Misc	`conf`	Energy-aware multi-layer flexible optical network operation. SoftCOM Vasileios Gkamas, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	—	`conf`	Evaluating flexibility degrees in optical networks. OFC Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	—	`conf`	Experimental validation of MTU-BRAS connectivity with DMT transmission and coherent detection in flexgrid metro networks using sliceable transceivers. OFC Josep M. Fàbrega, Michela Svaluto Moreolo, Francisco Javier Vilchez, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos, Juan P. Fernández Palacios
2015	J	`jnl`	Mantis: Cloud-based optical network planning and operation tool. Comput. Networks Aristotelis Kretsis, Panagiotis C. Kokkinos, Konstantinos Christodoulopoulos, Theodora A. Varvarigou, Emmanouel A. Varvarigos
2015	J	`jnl`	Minimizing Energy and Cost in Fixed-Grid and Flex-Grid Networks. JOCN P. Papanikolaou, Polyzois Soumplis, Konstantinos Manousakis, Georgios Papadimitriou, Georgios Ellinas, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	—	`conf`	Multilayer flex-grid network planning. ONDM P. Papanikolaou, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2015	—	`conf`	ORCHESTRA - Optical performance monitoring enabling flexible networking. ICTON Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Andrea Di Giglio, Annachiara Pagano, Nikos Argyris, Christos Spatharakis, Stefanos Dris, Hercules Avramopoulos, Jean-Christophe Antona, Camille Delezoide, Philippe Jennevé, Jelena Pesic, Yvan Pointurier, Nicola Sambo, Filippo Cugini, Piero Castoldi, Giacomo Bernini, Gino Carrozzo, Emmanouel A. Varvarigos
2014	Misc	`conf`	Algorithmic challenges in flexible optical networks. ICNC Emmanouel A. Varvarigos, Konstantinos Christodoulopoulos
2014	—	`conf`	Energy minimization design of fixed- and flex-grid optical networks. CAMAD Polyzois Soumplis, P. Papanikolaou, Konstantinos Christodoulopoulos, Georgios I. Papadimitriou, Emmanouel A. Varvarigos
2014	—	`conf`	Laying out interconnects on optical printed circuit boards. ANCS Apostolos Siokis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2014	—	`conf`	On-OPCB interconnection networks. ICTON Apostolos Siokis, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2014	J	`jnl`	Planning and operating flexible optical networks: Algorithmic issues and tools. IEEE Commun. Mag. Aristotelis Kretsis, Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Emmanouel A. Varvarigos
2013	—	`conf`	Accelerating Communication-Intensive Parallel Workloads Using Commodity Optical Switches and a Software-Configurable Control Stack. Euro-Par Diego Lugones, Konstantinos Christodoulopoulos, Kostas Katrinis, Marco Ruffini, Donal O'Mahony, Martin Collier
2013	J	`jnl`	Planning Flexible Optical Networks Under Physical Layer Constraints. JOCN Konstantinos Christodoulopoulos, Polyzois Soumplis, Emmanouel A. Varvarigos
2013	J	`jnl`	Time-Varying Spectrum Allocation Policies and Blocking Analysis in Flexible Optical Networks. IEEE J. Sel. Areas Commun. Konstantinos Christodoulopoulos, Ioannis Tomkos, Emmanouel A. Varvarigos
2012	J	`jnl`	Quantifying Spectrum, Cost, and Energy Efficiency in Fixed-Grid and Flex-Grid Networks [Invited]. JOCN Eleni Palkopoulou, Marianna Angelou, Dimitrios Klonidis, Konstantinos Christodoulopoulos, Axel Klekamp, Fred Buchali, Emmanouel A. Varvarigos, Ioannis Tomkos
2012	—	`conf`	Routing and Spectrum Allocation policies for time-varying traffic in flexible optical networks. ONDM Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos
2012	—	`conf`	Topology Configuration in Hybrid EPS/OCS Interconnects. Euro-Par Konstantinos Christodoulopoulos, Marco Ruffini, Donal O'Mahony, Kostas Katrinis
2011	J	`jnl`	Indirect and Direct Multicost Algorithms for Online Impairment-Aware RWA. IEEE/ACM Trans. Netw. Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Emmanouel Manos Varvarigos
2010	—	`conf`	Cost comparison of different translucent optical network architectures. CTTE Maarten De Groote, Konstantinos Manousakis, Panagiotis C. Kokkinos, Didier Colle, Mario Pickavet, Konstantinos Christodoulopoulos, Emmanouel A. Varvarigos, Piet Demeester
2010	C	`conf`	Elastic Bandwidth Allocation in Flexible OFDM-Based Optical Networks - (Invited Paper). BROADNETS Konstantinos Christodoulopoulos
2010	J	`jnl`	Impairment Aware RWA in Optical Networks: Over-provisioning or Cross Optimization? J. Networks Konstantinos Christodoulopoulos, Panagiotis C. Kokkinos, Konstantinos Manousakis, Emmanouel A. Varvarigos
2010	J	`jnl`	Offline Routing and Wavelength Assignment in Transparent WDM Networks. IEEE/ACM Trans. Netw. Konstantinos Christodoulopoulos, Konstantinos Manousakis, Emmanouel A. Varvarigos
2009	—	`—`	Δρομολόγηση και αποδοτική ανάθεση χωρητικότητας σε ευρυζωνικά οπτικά δίκτυα Konstantinos Christodoulopoulos
2008	C	`conf`	Routing and scheduling connections in networks that support advance reservations. BROADNETS Emmanouel A. Varvarigos, Vasileios Sourlas, Konstantinos Christodoulopoulos
2007	J	`jnl`	The Design of an Allo-Optical Packet Switching Network. IEEE Commun. Mag. Ruth van Caenegem, Didier Colle, Mario Pickavet, Piet Demeester, Konstantinos Christodoulopoulos, Kyriakos Vlachos, Emmanouel A. Varvarigos, Leontios Stampoulidis, Diego Roccato, Ruth Vilar