Dr. François Simoens Profile

Dr. François Simoens

Project Manager at CEA-LETI

SPIE Involvement:

Conference Program Committee | Author

Publications (21)

Proceedings Article | 11 March 2024 Presentation + Paper

Heterodyne detection for optical FMCW LiDAR: tests, analysis, and experimental comparisons between photodetectors and configurations

J. Hue, V. Moulin, L. Oxaran, V. Berg, V. Rat, K. Abdoul-Carime, B. Dupont, S. Martin, F. Sermet, S. Stanchina, D. Fowler, S. Guerber, L. Virot, J. Meilhan, F. Simoens

Proceedings Volume 12893, 1289307 (2024) https://doi.org/10.1117/12.3000056

KEYWORDS: Signal to noise ratio, Photodetectors, LabVIEW, Relative intensity noise, Heterodyning, Photodiodes, LIDAR

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Proceedings Article | 17 March 2023 Presentation + Paper

FMCW chip-scale LiDARs for safer and smarter mobility of people and goods

F. Simoens, C. Barrera, M. Colard, D. Cluzeau, J. Meilhan

Proceedings Volume 12425, 124250A (2023) https://doi.org/10.1117/12.2651701

KEYWORDS: LIDAR, Beam steering, Silicon photonics, Silicon, Photonic integrated circuits, Antennas, Phased array optics, Optics manufacturing, Laser frequency, Frequency modulation

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Proceedings Article | 8 March 2023 Presentation + Paper

An upgradable testing platform designed to characterize and test optical components of FMCW LiDARs, particularly optical phased arrays

J. Hue, V. Moulin, K. Abdoul-Carime, V. Berg, B. Delplanque, B. Dupont, D. Fowler, S. Guerber, J. Meilhan, S. Martin, L. Mendizabal, T. Mourier, L. Oxaran, F. Rigal, F. Sermet, S. Stanchina, V. Rat, L. Virot, F. Simoens

Proceedings Volume 12428, 124280A (2023) https://doi.org/10.1117/12.2647535

KEYWORDS: Signal to noise ratio, Photodetectors, LIDAR, Laser frequency, Interferometers, Heterodyning, Signal detection, Phased array optics, Quantum shot noise, Photonic integrated circuits

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Proceedings Article | 5 March 2022 Presentation

Device and circuit development for optical phased arrays

Daivid Fowler, Sylvain Guerber, Leopold Virot, Jonathan Faugier-Tovar, Philippe Grosse, Jerome Meilhan, Kim Abdoul-Carime, Jean Hue, Baptiste Delplanque, François Simoens, Bertrand Szelag

Proceedings Volume PC12004, PC120040H (2022) https://doi.org/10.1117/12.2606186

KEYWORDS: Phased array optics, Optical circuits, Optical antennas, Modulators, Waveguides, Transceivers, Three dimensional sensing, Semiconducting wafers, Phased arrays, Phase shifts

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Proceedings Article | 5 March 2022 Presentation + Paper

Modular and versatile characterization test bench for optical phased arrays

J. Hue, V. Moulin, K. Abdoul-Carime, A. Aitmani, L. Boutafa, O. Castany, B. Delplanque, J. Faugier-Tovar, D. Fowler, S. Guerber, G. Lasfargues, J. Meilhan, L. Mendizabal, T. Mourier, N. Miloud-Ali, F. Sermet, S. Stanchina, B. Szelag, L. Virot, F. Simoens

Proceedings Volume 12008, 120080I (2022) https://doi.org/10.1117/12.2607724

KEYWORDS: Infrared cameras, Near field optics, Calibration, Photodiodes, Phased array optics, Phase shifts, Packaging, Lenses, Temperature metrology

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Proceedings Article | 5 March 2018 Presentation + Paper

Towards industrial applications of terahertz real-time imaging

François Simoens, Laurent Dussopt, Jérôme Meilhan, Jean-Alain Nicolas, Nicolas Monnier, Alexandre Siligaris, Bruno Hiberty, Jean-Baptiste Perraud, Patrick Mounaix, Jérémy Lalanne-Dera, Olivier Redon

Proceedings Volume 10531, 105310T (2018) https://doi.org/10.1117/12.2287709

KEYWORDS: Terahertz radiation, Sensors, Cameras, Silicon, 3D image reconstruction, Nondestructive evaluation, Imaging systems, Heterodyning, Field effect transistors, Lenses

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Proceedings Article | 18 May 2017 Paper

Uncooled Terahertz real-time imaging 2D arrays developed at LETI: present status and perspectives

François Simoens, Jérôme Meilhan, Laurent Dussopt, Jean-Alain Nicolas, Nicolas Monnier, Gilles Sicard, Alexandre Siligaris, Bruno Hiberty

Proceedings Volume 10194, 101942N (2017) https://doi.org/10.1117/12.2263221

KEYWORDS: Staring arrays, Optical sensors, Terahertz radiation, Cameras, Field effect transistors, Silicon, Sensors, Nondestructive evaluation, Real time imaging, Imaging arrays, Millimeter wave imaging, Microbolometers

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Proceedings Article | 13 May 2016 Paper

Performance evaluation of active sub-Terahertz systems in Degraded Visual Environments (DVE)

Romain Ceolato, Bernard Tanguy, Christian Martin, Thierry Huet, Patrick Chervet, Gerard Durand, Nicolas Riviere, Laurent Hespel, Nina Diakonova, Dmitry But, Wojciech Knap, Jerome Meilhan, Baptiste Delplanque, Jonathan Oden, François Simoens

Proceedings Volume 9839, 983906 (2016) https://doi.org/10.1117/12.2223939

KEYWORDS: Driver's vision enhancers, Terahertz radiation, Absorption, Imaging systems, Cameras, Signal attenuation, Visualization, Bolometers, Atmospheric particles, Sensors

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Proceedings Article | 24 September 2013 Paper

Antenna-coupled microbolometer based uncooled 2D array and camera for 2D real-time terahertz imaging

F. Simoens, J. Meilhan, S. Gidon, G. Lasfargues, J. Lalanne Dera, J. L. Ouvrier-Buffet, S. Pocas, W. Rabaud, F. Guellec, B. Dupont, S. Martin, A. C. Simon

Proceedings Volume 8846, 88460O (2013) https://doi.org/10.1117/12.2024861

KEYWORDS: Terahertz radiation, Cameras, Antennas, Bolometers, Silicon, Staring arrays, Microbolometers, Quantum cascade lasers, Sensors, Absorption

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Proceedings Article | 27 March 2013 Paper

Technological customization of uncooled amorphous silicon microbolometer for THz real time imaging

S. Pocas, E. Deronzier, P. Brianceau, P. Imperinetti, G. Dumont, A. Roule, W. Rabaud, J. Meilhan, F. Simoens, V. Goudon, Claire Vialle, A. Arnaud

Proceedings Volume 8624, 862419 (2013) https://doi.org/10.1117/12.2001259

KEYWORDS: Terahertz radiation, Copper, Semiconducting wafers, Oxides, Etching, Microbolometers, Real time imaging, Bolometers, Antennas, Amorphous silicon

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Proceedings Article | 26 October 2012 Paper

Innovative monolithic detector for tri-spectral (THz, IR, Vis) imaging

S. Pocas, M. Perenzoni, N. Massari, F. Simoens, J. Meilhan, W. Rabaud, S. Martin, B. Delplanque, P. Imperinetti, V. Goudon, C. Vialle, A. Arnaud

Proceedings Volume 8544, 85440F (2012) https://doi.org/10.1117/12.974970

KEYWORDS: Terahertz radiation, Bolometers, Infrared radiation, Infrared bolometers, Infrared imaging, Sensors, Visible radiation, Semiconducting wafers, Infrared sensors, Antennas

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Proceedings Article | 9 May 2012 Paper

Real-time imaging with THz fully-customized uncooled amorphous-silicon microbolometer focal plane arrays

F. Simoens, J. Meilhan, B. Delplanque, S. Gidon, G. Lasfargues, J. Lalanne Dera, D. T. Nguyen, J. L. Ouvrier-Buffet, S. Pocas, T. Maillou, O. Cathabard, S. Barbieri

Proceedings Volume 8363, 83630D (2012) https://doi.org/10.1117/12.919185

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Absorption, Reflectivity, Antennas, Bolometers, Explosives, Sensors, Staring arrays, Microbolometers

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Proceedings Article | 26 May 2011 Paper

Active THz imaging and explosive detection with uncooled antenna-coupled microbolometer arrays

J. Meilhan, B. Dupont, V. Goudon, G. Lasfargues, J Lalanne Dera, D. T. Nguyen, J. L. Ouvrier-Buffet, S. Pocas, T. Maillou, O. Cathabard, S. Barbieri, F. Simoens

Proceedings Volume 8023, 80230E (2011) https://doi.org/10.1117/12.883898

KEYWORDS: Terahertz radiation, Bolometers, Quantum cascade lasers, Explosives, Antennas, Microbolometers, Resistance, Sensors, Absorption, Semiconducting wafers

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Proceedings Article | 12 October 2010 Paper

Development of uncooled antenna-coupled microbolometer arrays for explosive detection and identification

F. Simoens, A. Arnaud, P. Castelein, V. Goudon, P. Imperinetti, J. Lalanne Dera, J. Meilhan, J. Ouvier Buffet, S. Pocas, T. Maillou, L. Hairault, P. Gellie, S. Barbieri, C. Sirtori

Proceedings Volume 7837, 78370B (2010) https://doi.org/10.1117/12.865189

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Microbolometers, Sensors, Explosives, Bolometers, Staring arrays, Silicon, Antennas, Absorption

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Proceedings Article | 24 September 2009 Paper

Terahertz imaging with a quantum cascade laser and amorphous-silicon microbolometer array

F. Simoens, T. Durand, J. Meilhan, P. Gellie, W. Maineult, C. Sirtori, S. Barbieri, H. Beere, D. Ritchie

Proceedings Volume 7485, 74850M (2009) https://doi.org/10.1117/12.830350

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Sensors, Bolometers, Mirrors, Lenses, Resistance, Microbolometers, Staring arrays, Electronics

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Proceedings Article | 24 January 2008 Paper

New architecture for TECless operation of uncooled microbolometers developed at LETI

F. Simoens, M. Tchagaspanian, A. Arnaud, P. Imperinetti, G. Chammings, J. Yon, J. Tissot, Gérard Destefanis

Proceedings Volume 6835, 683502 (2008) https://doi.org/10.1117/12.757238

KEYWORDS: Microbolometers, Sensors, Prototyping, Fourier transforms, Infrared materials, Thermography, Imaging systems, Mirrors

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Proceedings Article | 24 January 2008 Paper

Innovative on-chip packaging applied to uncooled IRFPA

Geoffroy Dumont, Agnès Arnaud, Pierre Imperinetti, Eric Mottin, François Simoens, Claire Vialle, Wilfried Rabaud, Gilles Grand, Nathalie Baclet

Proceedings Volume 6835, 68350G (2008) https://doi.org/10.1117/12.756719

KEYWORDS: Microbolometers, Packaging, Etching, Sensors, Amorphous silicon, Absorption, Bolometers, Germanium, Zinc, Scanning electron microscopy

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Proceedings Article | 14 May 2007 Paper

New IRCMOS architecture applied to uncooled microbolometers developed at LETI

F. Simoens, M. Tchagaspanian, A. Arnaud, P. Imperinetti, G. Chammings, J. J. Yon, J. L. Tissot

Proceedings Volume 6542, 65421T (2007) https://doi.org/10.1117/12.719310

KEYWORDS: Bolometers, Staring arrays, Mirrors, Microbolometers, Sensors, Thermography, Prototyping, Temperature metrology, Readout integrated circuits, Bridges

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Proceedings Article | 14 May 2007 Paper

Design of ADC in 25 µm pixels pitch dedicated for IRFPA image processing at LETI

M. Tchagaspanian, P. Villard, B. Dupont, G. Chammings, J. L. Martin, C. Pistre, D. Lattard, C. Chantre, A. Arnaud, J. J. Yon, F. Simoens, J. L. Tissot

Proceedings Volume 6542, 65421W (2007) https://doi.org/10.1117/12.719148

KEYWORDS: Microbolometers, Bolometers, Readout integrated circuits, Capacitors, Molybdenum, Transistors, Sensors, Analog electronics, Image processing, Staring arrays

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Proceedings Article | 16 June 2006 Paper

The Herschel/PACS 2560 bolometers imaging camera

Nicolas Billot, Patrick Agnèse, Jean-Louis Auguères, Alain Béguin, André Bouère, Olivier Boulade, Christophe Cara, Christelle Cloué, Eric Doumayrou, Lionel Duband, Benoît Horeau, Isabelle Le Mer, Jean Lepennec, Jérome Martignac, Koryo Okumura, Vincent Revéret, Marc Sauvage, François Simoens, Laurent Vigroux

Proceedings Volume 6265, 62650D (2006) https://doi.org/10.1117/12.671154

KEYWORDS: Bolometers, Sensors, Picture Archiving and Communication System, Electronics, Staring arrays, Photometry, Cameras, Analog electronics, Silicon, Multiplexing

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Proceedings Article | 8 October 2004 Paper

Submillimeter bolometers arrays for the PACS/Herschel spectro-photometer

Francois Simoens, Patrick Agnese, Alain Beguin, Jacques Carcey, Jean-Charles Cigna, Jean-Louis Pornin, Patrice Rey, Aurelie Vandeneynde, Louis Rodriguez, Olivier Boulade, Jean Lepennec, Jerome Martignac, Eric Doumayrou, Vincent Reveret, Laurent Vigroux

Proceedings Volume 5498, (2004) https://doi.org/10.1117/12.551299

KEYWORDS: Sensors, Electronics, Bolometers, Picture Archiving and Communication System, Silicon, Resistors, Manufacturing, Absorption, Electro optical modeling, Staring arrays

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Showing 5 of 21 publications

Conference Committee Involvement (3)

Terahertz Photonics III

7 April 2024 | Strasbourg, France

Terahertz Photonics II

4 April 2022 | Strasbourg, France

Terahertz Photonics

9 April 2020 | Online Only, France

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