Christine Tremblay
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View article: Reinforcement learning-based wavelength-dependent power control for WDM systems
Reinforcement learning-based wavelength-dependent power control for WDM systems Open
View article: Multi-Step Span Loss Prediction in Optical Networks Using Multi-Head Attention Transformers
Multi-Step Span Loss Prediction in Optical Networks Using Multi-Head Attention Transformers Open
Span Loss is a pivotal characteristic of optical networks, and its accurate prediction enables adjustment for optimal performance and proactive monitoring. Deep learning models such as transformers, with their self-attention mechanism, hav…
View article: Automated, Interpretable and Efficient ML Models for Real-World Lightpaths’ Quality of Transmission Estimation
Automated, Interpretable and Efficient ML Models for Real-World Lightpaths’ Quality of Transmission Estimation Open
Fast and accurate estimation of lightpaths’ quality of transmission (QoT) is crucial for ensuring quality of service (QoS) and seamless operation in real-world optical networks. Machine learning (ML) algorithms are promising tools for QoT …
View article: Programmable Filterless Optical Networks: Architecture, Design, and Resource Allocation
Programmable Filterless Optical Networks: Architecture, Design, and Resource Allocation Open
Filterless optical networks (FONs) are a costeffective optical networking technology that replaces reconfigurable optical add-drop multiplexers, used in conventional, wavelength-switched optical networks (WSONs), by passive optical splitte…
View article: Dynamic power implementation with reinforcement learning for excursion-free amplified optical systems
Dynamic power implementation with reinforcement learning for excursion-free amplified optical systems Open
International audience
View article: Design of Programmable Filterless Optical Networks
Design of Programmable Filterless Optical Networks Open
We present the main operating principles and guidelines for the design of programmable filterless networks.
View article: Using Artificial Intelligence in Optical Networking
Using Artificial Intelligence in Optical Networking Open
The increasing complexity of optical networks designed to meet a multitude of services generates massive amounts of data. In addition, any service interruption, even momentary, can cause huge data losses, leading to bad customer experience…
View article: The Brillouin gain of vector modes in a few-mode fiber
The Brillouin gain of vector modes in a few-mode fiber Open
View article: SQNR Improvement Enabled by Nonuniform DAC Output Levels for IM-DD OFDM Systems
SQNR Improvement Enabled by Nonuniform DAC Output Levels for IM-DD OFDM Systems Open
We propose and demonstrate via both simulation and experiment a scheme for a low-bit resolution digital-to-analog convertor (DAC) to improve the signal-to-quantification noise ratio (SQNR) of an intensity-modulated direct-detection (IM-DD)…
View article: High-extinction-ratio silicon polarization beam splitter with tolerance to waveguide width and coupling length variations
High-extinction-ratio silicon polarization beam splitter with tolerance to waveguide width and coupling length variations Open
We demonstrate a compact silicon polarization beam splitter (PBS) based on grating-assisted contradirectional couplers (GACCs). Over 30-dB extinction ratios and less than 1-dB insertion losses are achieved for both polarizations. The propo…
View article: Wavelength and bandwidth-tunable silicon comb filter based on Sagnac loop mirrors with Mach-Zehnder interferometer couplers
Wavelength and bandwidth-tunable silicon comb filter based on Sagnac loop mirrors with Mach-Zehnder interferometer couplers Open
We propose and experimentally demonstrate a wavelength and bandwidth-tunable comb filter based on silicon Sagnac loop mirrors (SLMs) with Mach-Zehnder interferometer (MZI) couplers. By thermally tuning the MZI couplers in common and differ…
View article: High-capacity and low-cost long-reach OFDMA PON based on distance-adaptive bandwidth allocation
High-capacity and low-cost long-reach OFDMA PON based on distance-adaptive bandwidth allocation Open
We propose and experimentally demonstrate a distance-adaptive bandwidth allocation scheme to realize high-capacity long-reach orthogonal frequency division multiple access passive optical network (OFDMA PON) with cost-effective electro-abs…