P Minzioni, C Lacava, T Tanabe, J Dong, X Hu, G Csaba, W Porod, G Singh, A E Willner, A Almaiman, J Laurat, J Nunn Roadmap on all-optical processing Journal Article Journal of Optics (United Kingdom), 21 (6), 2019. Abstract | Links | Tags: silicon nitride, Silicon photonics, surface coupler, transceiver, wavelength conversion, wavelength converter @article{Minzioni2019,
title = {Roadmap on all-optical processing},
author = {P Minzioni and C Lacava and T Tanabe and J Dong and X Hu and G Csaba and W Porod and G Singh and A E Willner and A Almaiman and J Laurat and J Nunn},
doi = {10.1088/2040-8986/ab0e66},
year = {2019},
date = {2019-01-01},
journal = {Journal of Optics (United Kingdom)},
volume = {21},
number = {6},
abstract = {The ability to process optical signals without passing into the electrical domain has always attracted the attention of the research community. Processing photons by photons unfolds new scenarios, in principle allowing for unseen signal processing and computing capabilities. Optical computation can be seen as a large scientific field in which researchers operate, trying to find solutions to their specific needs by different approaches; although the challenges can be substantially different, they are typically addressed using knowledge and technological platforms that are shared across the whole field. This significant know-how can also benefit other scientific communities, providing lateral solutions to their problems, as well as leading to novel applications. The aim of this Roadmap is to provide a broad view of the state-of-the-art in this lively scientific research field and to discuss the advances required to tackle emerging challenges, thanks to contributions authored by experts affiliated to both academic institutions and high-tech industries. The Roadmap is organized so as to put side by side contributions on different aspects of optical processing, aiming to enhance the cross-contamination of ideas between scientists working in three different fields of photonics: optical gates and logical units, high bit-rate signal processing and optical quantum computing. The ultimate intent of this paper is to provide guidance for young scientists as well as providing research-funding institutions and stake holders with a comprehensive overview of perspectives and opportunities offered by this research field.},
keywords = {silicon nitride, Silicon photonics, surface coupler, transceiver, wavelength conversion, wavelength converter},
pubstate = {published},
tppubtype = {article}
}
The ability to process optical signals without passing into the electrical domain has always attracted the attention of the research community. Processing photons by photons unfolds new scenarios, in principle allowing for unseen signal processing and computing capabilities. Optical computation can be seen as a large scientific field in which researchers operate, trying to find solutions to their specific needs by different approaches; although the challenges can be substantially different, they are typically addressed using knowledge and technological platforms that are shared across the whole field. This significant know-how can also benefit other scientific communities, providing lateral solutions to their problems, as well as leading to novel applications. The aim of this Roadmap is to provide a broad view of the state-of-the-art in this lively scientific research field and to discuss the advances required to tackle emerging challenges, thanks to contributions authored by experts affiliated to both academic institutions and high-tech industries. The Roadmap is organized so as to put side by side contributions on different aspects of optical processing, aiming to enhance the cross-contamination of ideas between scientists working in three different fields of photonics: optical gates and logical units, high bit-rate signal processing and optical quantum computing. The ultimate intent of this paper is to provide guidance for young scientists as well as providing research-funding institutions and stake holders with a comprehensive overview of perspectives and opportunities offered by this research field. |
C Lacava, I Cardea, I Demirtzioglou, A E Khoja, L Ke, D J Thomson, X Ruan, F Zhang, G T Reed, D J Richardson, D J Richardson, P Petropoulos 49.6 Gb/s direct detection DMT transmission over 40 km single mode fibre using an electrically packaged silicon photonic modulator Journal Article Optics Express, 25 (24), pp. 29798–29811, 2017. Abstract | Links | Tags: DMT, Silicon photonics, spectral efficiency, transceiver @article{Lacava2017a,
title = {49.6 Gb/s direct detection DMT transmission over 40 km single mode fibre using an electrically packaged silicon photonic modulator},
author = {C Lacava and I Cardea and I Demirtzioglou and A E Khoja and L Ke and D J Thomson and X Ruan and F Zhang and G T Reed and D J Richardson and D J Richardson and P Petropoulos},
doi = {10.1364/OE.25.029798},
year = {2017},
date = {2017-01-01},
journal = {Optics Express},
volume = {25},
number = {24},
pages = {29798--29811},
abstract = {We present the characterization of a silicon Mach-Zehnder modulator with electrical packaging and show that it exhibits a large third-order intermodulation spurious-free dynamic range (textgreater 100 dB Hz2/3). This characteristic renders the modulator particularly suitable for the generation of high spectral e ciency discrete multi-tone signals and we experimentally demonstrate a single-channel, direct detection transmission system operating at 49.6 Gb/s, exhibiting a baseband spectral e ciency of 5 b/s/Hz. Successful transmission is demonstrated over various lengths of single mode fibre up to 40 km, without the need of any amplification or dispersion compensation.},
keywords = {DMT, Silicon photonics, spectral efficiency, transceiver},
pubstate = {published},
tppubtype = {article}
}
We present the characterization of a silicon Mach-Zehnder modulator with electrical packaging and show that it exhibits a large third-order intermodulation spurious-free dynamic range (textgreater 100 dB Hz2/3). This characteristic renders the modulator particularly suitable for the generation of high spectral e ciency discrete multi-tone signals and we experimentally demonstrate a single-channel, direct detection transmission system operating at 49.6 Gb/s, exhibiting a baseband spectral e ciency of 5 b/s/Hz. Successful transmission is demonstrated over various lengths of single mode fibre up to 40 km, without the need of any amplification or dispersion compensation. |