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, LIDAR, Photodiodes, Heterodyning, Relative intensity noise

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

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

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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: Transceivers, Optical circuits, Three dimensional sensing, Waveguides, Modulators, Phased arrays, Optical antennas, Semiconducting wafers, Phased array optics, 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: Packaging, Infrared cameras, Lenses, Calibration, Photodiodes, Phased array optics, Temperature metrology, Phase shifts, Near field optics

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

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

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

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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: Staring arrays, Bolometers, Microbolometers, Cameras, Sensors, Silicon, Quantum cascade lasers, Terahertz radiation, Antennas, 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: Amorphous silicon, Bolometers, Microbolometers, Oxides, Real time imaging, Etching, Copper, Terahertz radiation, Antennas, Semiconducting wafers

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

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

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

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

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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, Thermography, Mirrors, Imaging systems, Sensors, Fourier transforms, Infrared materials, Prototyping

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

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

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

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

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

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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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