Recent Submissions

  • Coexistence of 50 G TWDM with current PON infrastructures 

    Masanas Jiménez, Miquel; Tavares, Ana; Rodrigues, Cláudio; Santos, João; Prat Gomà, Josep Joan; Teixeira, Antanio (Institute of Electrical and Electronics Engineers (IEEE), 2023)
    Conference lecture
    Restricted access - publisher's policy
    The feasibility of repurposing NG-PON2 WM for 50G TWDM PON is evaluated. The limited bandwidth and spectral requirements are analyzed. Simulation and experiments measure optical power penalty, sideband distortion, and ...
  • Phase noise reduction in continuous-variable quantum key distribution using digital filtering 

    Sarmiento, Samael; Llanos Pla, Elisabeth; Adillon Albero, Pol; Tabares Giraldo, Jeison; Lázaro Villa, José Antonio; Etcheverry, Sebastian (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Restricted access - publisher's policy
    Quantum key distribution (QKD) enables information-theoretic-secure secret key exchange thanks to the laws of quantum mechanics. Since it can easily be incorporated into existing telecom networks, continuous-variable QKD ...
  • Privacy preserving digital twin knowledge sharing for multi-domain networks 

    Ruiz Ramírez, Marc; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    Knowledge sharing techniques among OCATA optical layer digital twin instances are proposed for multi-domain scenarios. Intra-domain model transformations are performed to guarantee privacy of intra-domain topology. Remarkable ...
  • Adaptive provisioning of time-varying traffic in translucent SDM elastic optical networks 

    Wlodarczyk, Adam; Knapinska, Aleksandra; Lechowicz, Piotr; Spadaro, Salvatore; Walkowiak, Krzysztof (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Restricted access - publisher's policy
    In this paper, we concentrate on resource allocation of time-varying traffic in translucent space-division multiplexing (SDM) elastic optical networks (EON) with back-to-back (B2B) signal regeneration. The performance is ...
  • Experimental assessment of photonic down-conversion techniques for analog new-radio upstream 

    Masanas Jiménez, Miquel; Santos Blanco, M. Concepción; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Restricted access - publisher's policy
    This paper explores the feasibility of Intermediate Frequency (IF) detection from a directly modulated Radio Frequency (RF) optical signal. We propose a method involving optical series re-modulation of an RF over Fiber ...
  • The role of the TSN controller in E2E deterministic services provisioning 

    Spadaro, Salvatore; Agraz Bujan, Fernando; Pagès Cruz, Albert (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Restricted access - publisher's policy
    The provisioning of deterministic services over E2E multi-technological infrastructures requires the proper configuration of the resources to match the required Key Performance Indicators (KPI), such as latency and jitter. ...
  • Towards zero-touch optical multiband networking with the OCATA optical time domain digital twin 

    Khare, Prasunika; Ghasrizadeh Dezfouli, Mohammad Sadegh; Devigili, Mariano; Ruiz Ramírez, Marc; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    Optical in-phase and quadrature (IQ) constellations enclose valuable information regarding the optical elements traversed by the optical signal. Such information can be extracted and exploited by algorithms and models ...
  • Deployment of multi-agent system pipelines for near-real-time operation of 6G network services 

    González Pacheco, Pol; Barzegar, Sima; Ruiz Ramírez, Marc; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    A Machine Learning Function Orchestrator deploying and reconfiguring Multi-Agent Systems (MAS) pipelines to support near-real-time control of network services is showcased. An architecture to orchestrate the dynamic ...
  • Provisioning of time-sensitive and non-time-sensitive flows on a common infrastructure 

    Velasco Esteban, Luis Domingo; Ruiz Ramírez, Marc (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    Provisioning Time-Sensitive (TS) flows on dedicated infrastructures requires just calculating the time-slot dedicated to that service, which is then allocated in the superframes used by the schedulers running in the different ...
  • Autonomous flow routing based on deep reinforcement learning 

    Barzegar, Sima; Shakespear Miles, Hailey Josephine; Ruiz Ramírez, Marc; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    The progression of 5G and beyond brings forth a demand for dynamic services and with it many service requirements, prompting the need for adaptable and automated solutions. Existing autonomous network operations, reliant ...
  • Deployment of genuine multi-agent pipelines for near-real-time control of 6G network services 

    González Pacheco, Pol; Angoustures, Mark; Zahir Rodríguez, Adam; Barzegar, Sima; Ruiz Ramírez, Marc; Groshev, Milan; Lefebvre, Vincent; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    The near real-time control of 6 G network services requires decision-making to be placed as close to network devices as possible. A possible solution is to deploy a distributed system with intelligent agents that relieves ...
  • Optimizing resource allocation in filterless elastic optical networks over C+L band: QoT-Aware approach 

    Ghasrizadeh Dezfouli, Mohammad Sadegh; Arpanaei, Farhad; Velasco Esteban, Luis Domingo; Beyranvand, Hamzeh (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Conference report
    Open Access
    Filterless optical networks (FONs) offer a cost-effective alternative to traditional networks by utilizing passive couplers/splitters. However, this approach leads to leakage signals and wasted spectrum. With the transition ...

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