Mr. Rami Mannila Profile

Rami Mannila

Senior Scientist at VTT Technical Research Ctr of Finland Ltd

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Author

Publications (25)

Proceedings Article | 23 October 2023 Presentation + Paper

Passive real-time hyperspectral imager based on Fabry-Pérot interferometer filter technology

Alexander Kokka, Christer Holmlund, Leevi Salonen, Olli Ihalainen, Heikki Astola, Matti Mõttus, Rami Mannila, Timo Ihatsu, Ingmar Stuns

Proceedings Volume 12737, 127370W (2023) https://doi.org/10.1117/12.2680355

KEYWORDS: Cameras, Data acquisition, Mirrors, Tunable filters, Optical filters, Equipment, Imaging systems, Hyperspectral imaging, Sensors, Interferometers

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Proceedings Article | 30 September 2022 Presentation + Paper

Hyperspectral camera with zoom optics for CubeSats

Rami Mannila, Harri Ojanen, Kari Rainio, Ingmar Stuns, Antti Näsilä

Proceedings Volume 12236, 122360F (2022) https://doi.org/10.1117/12.2632932

KEYWORDS: Cameras, Zoom lenses, Optical design, Interferometers, Zemax, Geometrical optics, Tunable filters, Fabry–Perot interferometers

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Proceedings Article | 5 March 2022 Presentation + Paper

High-resolution hyperspectral imager based on tunable Fabry-Pérot interferometer filter technology

Alexander Kokka, Hans Toivanen, Rami Mannila, Antti Näsilä

Proceedings Volume 12008, 1200805 (2022) https://doi.org/10.1117/12.2610050

KEYWORDS: Cameras, Hyperspectral imaging, Imaging systems, Short wave infrared radiation, Infrared cameras, Optical filters, Interferometers, Sensors, Infrared radiation, Fabry–Perot interferometers

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Proceedings Article | 2 March 2022 Presentation + Paper

Performance of MOEMS FPI based cubic-inch hyperspectral camera

Roberts Trops, Antti Näsilä, Christer Holmlund, Hans Toivanen, Rami Mannila, Ingmar Stuns, Endija Briede, Kai Viherkanto, Martti Blomberg, Heikki Saari

Proceedings Volume 12013, 1201302 (2022) https://doi.org/10.1117/12.2609426

KEYWORDS: Cameras, Image sensors, Camera shutters, Interfaces, Data acquisition, Temperature metrology, Microopto electromechanical systems, Sensors, Optical filters, Mirrors

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Proceedings Article | 4 March 2019 Presentation + Paper

Cubic-inch MOEMS spectral imager

Antti Näsilä, Christer Holmlund, Endija Briede, Rami Mannila, Roberts Trops, Martti Blomberg, Ingmar Stuns, Bin Guo, Kai Viherkanto, Kari Rainio, Heikki Saari, Anna Rissanen

Proceedings Volume 10931, 109310F (2019) https://doi.org/10.1117/12.2508420

KEYWORDS: Imaging systems, Microelectromechanical systems, Image sensors, Microopto electromechanical systems, Fabry–Perot interferometry, Hyperspectral imaging, Optical filters

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Proceedings Article | 9 October 2018 Presentation + Paper

A continuously tunable NIR laser and its applications in material classification

P. Jaanson, A. Vaigu, T. Kääriäinen, R. Mannila, V. Lehtomäki, A. Manninen

Proceedings Volume 10791, 1079107 (2018) https://doi.org/10.1117/12.2325299

KEYWORDS: Sensors, Light sources, Reflectivity, Near infrared, Tunable lasers, Laser applications, Optical filters, Optical testing, Active sensors

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Proceedings Article | 21 November 2017 Open Access

Dynamic diffraction gratings and a spectrometer demonstrator

Ville-Veikko Aallos, Rami Mannila, Heikki Saari, Kai Viherkanto, Luis Venancio

Proceedings Volume 10566, 1056606 (2017) https://doi.org/10.1117/12.2308295

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Proceedings Article | 20 February 2017 Presentation + Paper

VTT’s Fabry-Perot interferometer technologies for hyperspectral imaging and mobile sensing applications

Anna Rissanen, Bin Guo, Heikki Saari, Antti Näsilä, Rami Mannila, Altti Akujärvi, Harri Ojanen

Proceedings Volume 10116, 101160I (2017) https://doi.org/10.1117/12.2255950

KEYWORDS: Sensors, Hyperspectral imaging, Spectroscopes, Imaging systems, Infrared sensors, Fabry–Perot interferometry, Imaging spectroscopy, Mobile devices, Field spectroscopy, Microelectromechanical systems, Cameras, Mirrors, Algorithm development, Aerospace engineering, Thermography

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Proceedings Article | 19 October 2016 Presentation + Paper

PICASSO VISION instrument design, engineering model test results, and flight model development status

Antti Näsilä, Christer Holmlund, Rami Mannila, Ismo Näkki, Harri Ojanen, Altti Akujärvi, Heikki Saari, Didier Fussen, Didier Pieroux, Philippe Demoulin

Proceedings Volume 10001, 1000109 (2016) https://doi.org/10.1117/12.2241956

KEYWORDS: Imaging systems, Temperature metrology, Visual process modeling, Calibration, Modulation transfer functions, Sensors, Sun, Image sensors, Instrument modeling, Optical filters

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Proceedings Article | 15 March 2016 Paper

MOEMS FPI sensors for NIR-MIR microspectrometer applications

A. Akujärvi, B. Guo, R. Mannila, A. Rissanen

Proceedings Volume 9760, 97600M (2016) https://doi.org/10.1117/12.2214710

KEYWORDS: Microopto electromechanical systems, Microelectromechanical systems, Sensors, Fabry–Perot interferometry, Mid-IR, Reflectors, Near infrared, Environmental monitoring, Infrared sensors, Infrared radiation, Mirrors, Optical lithography, Low pressure chemical vapor deposition, Etching

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Proceedings Article | 12 October 2015 Paper

Visible spectral imager for occultation and nightglow (VISION) for the PICASSO Mission

Heikki Saari, Antti Näsilä, Christer Holmlund, Rami Mannila, Ismo Näkki, Harri Ojanen, Didier Fussen, Didier Pieroux, Philippe Demoulin, Emmanuel Dekemper, Filip Vanhellemont

Proceedings Volume 9639, 96391M (2015) https://doi.org/10.1117/12.2193557

KEYWORDS: Sun, Imaging systems, Earth's atmosphere, Visible radiation, Fabry–Perot interferometry, Ozone, Temperature metrology, Airglow, Atmospheric sciences, Mirrors

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Proceedings Article | 3 June 2015 Paper

Gas detection with microelectromechanical Fabry-Perot interferometer technology in cell phone

Rami Mannila, Risto Hyypiö, Marko Korkalainen, Martti Blomberg, Hannu Kattelus, Anna Rissanen

Proceedings Volume 9482, 94820P (2015) https://doi.org/10.1117/12.2176923

KEYWORDS: Microelectromechanical systems, Sensors, Cell phones, Gas sensors, Carbon dioxide, Absorption, Electronics, Fabry–Perot interferometry, Mirrors, Signal detection

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Proceedings Article | 27 February 2015 Paper

Large-aperture MOEMS Fabry-Perot interferometer for miniaturized spectral imagers

Anna Rissanen, Andreas Langner, Kai Viherkanto, Rami Mannila

Proceedings Volume 9375, 93750J (2015) https://doi.org/10.1117/12.2075308

KEYWORDS: Mirrors, Microopto electromechanical systems, Microelectromechanical systems, Imaging systems, Fabry–Perot interferometry, Sensors, Optics manufacturing, Hyperspectral imaging, Plasma etching, Plasma

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Proceedings Article | 7 October 2014 Paper

Short-wave infrared (SWIR) spectral imager based on Fabry-Perot interferometer for remote sensing

Rami Mannila, Christer Holmlund, Harri Ojanen, Antti Näsilä, Heikki Saari

Proceedings Volume 9241, 92411M (2014) https://doi.org/10.1117/12.2067206

KEYWORDS: Imaging systems, Short wave infrared radiation, Mirrors, Fabry–Perot interferometry, Cameras, Infrared imaging, Infrared radiation, Unmanned aerial vehicles, Infrared sensors, Indium gallium arsenide

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Proceedings Article | 8 March 2014 Paper

Compact large-aperture Fabry-Perot interferometer modules for gas spectroscopy at mid-IR

Uula Kantojärvi, Aapo Varpula, Tapani Antila, Christer Holmlund, Jussi Mäkynen, Antti Näsilä, Rami Mannila, Anna Rissanen, Jarkko Antila, Rolf Disch, Torsten Waldmann

Proceedings Volume 8992, 89920C (2014) https://doi.org/10.1117/12.2036336

KEYWORDS: Carbon monoxide, Mirrors, Absorption, Mid-IR, Silicon, Fabry–Perot interferometry, Interferometers, Tunable filters, Sensors, Spectroscopy

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Proceedings Article | 7 March 2014 Paper

Tunable MOEMS Fabry-Perot interferometer for miniaturized spectral sensing in near-infrared

A. Rissanen, R. Mannila, M. Tuohiniemi, A. Akujärvi, J. Antila

Proceedings Volume 8977, 89770X (2014) https://doi.org/10.1117/12.2035732

KEYWORDS: Mirrors, Microopto electromechanical systems, Sensors, Silicon, Etching, Fabry–Perot interferometry, Low pressure chemical vapor deposition, Near infrared, Thin films, Reflectors

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Proceedings Article | 7 March 2014 Paper

MEMS Fabry-Perot interferometer-based spectrometer demonstrator for 7.5 µm to 9.5 µm wavelength range

Jussi Mäkynen, Mikko Tuohiniemi, Antti Näsilä, Rami Mannila, Jarkko Antila

Proceedings Volume 8977, 89770U (2014) https://doi.org/10.1117/12.2036272

KEYWORDS: Microelectromechanical systems, Mirrors, Fabry–Perot interferometry, Spectroscopy, Infrared spectroscopy, Light sources, Reflectivity, Linear filtering, Optical amplifiers, Fabry–Perot interferometers

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Proceedings Article | 24 October 2013 Paper

Miniaturized hyperspectral imager calibration and UAV flight campaigns

Heikki Saari, Ilkka Pölönen, Heikki Salo, Eija Honkavaara, Teemu Hakala, Christer Holmlund, Jussi Mäkynen, Rami Mannila, Tapani Antila, Altti Akujärvi

Proceedings Volume 8889, 88891O (2013) https://doi.org/10.1117/12.2028972

KEYWORDS: Imaging systems, Unmanned aerial vehicles, Calibration, Hyperspectral imaging, Sensors, Cameras, Optical filters, Radon, Fabry–Perot interferometry, Image sensors

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Proceedings Article | 23 September 2013 Paper

Spectral imager based on Fabry-Perot interferometer for Aalto-1 nanosatellite

Rami Mannila, Antti Näsilä, Kai Viherkanto, Christer Holmlund, Ismo Näkki, Heikki Saari

Proceedings Volume 8870, 887002 (2013) https://doi.org/10.1117/12.2023299

KEYWORDS: Imaging systems, Cameras, Fabry–Perot interferometry, Satellites, Mirrors, Electronics, Image sensors, Sensors, Satellite imaging, Visible radiation

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Proceedings Article | 29 May 2013 Paper

Hydrocarbon gas detection with microelectromechanical Fabry-Perot interferometer

Rami Mannila, Mikko Tuohiniemi, Jussi Mäkynen, Ismo Näkki, Jarkko Antila

Proceedings Volume 8726, 872608 (2013) https://doi.org/10.1117/12.2016362

KEYWORDS: Microelectromechanical systems, Fabry–Perot interferometry, Sensors, Mirrors, Solids, Absorption, Manufacturing, Gases, Sapphire, Optical filters

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Proceedings Article | 18 May 2012 Paper

Spectral imaging device based on a tuneable MEMS Fabry-Perot interferometer

Jarkko Antila, Rami Mannila, Uula Kantojärvi, Christer Holmlund, Anna Rissanen, Ismo Näkki, Jyrki Ollila, Heikki Saari

Proceedings Volume 8374, 83740F (2012) https://doi.org/10.1117/12.919271

KEYWORDS: Atomic layer deposition, Calibration, Microelectromechanical systems, Optical filters, Fabry–Perot interferometry, Spectroscopy, Image filtering, Mirrors, Visible radiation, Sensors

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Proceedings Article | 8 May 2012 Paper

Bragg reflectors for large optical aperture MEMS Fabry-Perot interferometers

Anna Rissanen, Rami Mannila, Jarkko Antila

Proceedings Volume 8373, 83732R (2012) https://doi.org/10.1117/12.920578

KEYWORDS: Mirrors, Reflectors, Microelectromechanical systems, Atomic layer deposition, Mirror structures, Thin films, Low pressure chemical vapor deposition, Etching, Silicon, Fabry–Perot interferometry

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Proceedings Article | 12 October 2011 Paper

Miniaturized spectral imager for Aalto-1 nanosatellite

Rami Mannila, Antti Näsilä, Jaan Praks, Heikki Saari, Jarkko Antila

Proceedings Volume 8176, 817628 (2011) https://doi.org/10.1117/12.897999

KEYWORDS: Microelectromechanical systems, Imaging systems, Mirrors, Interferometers, Satellites, Optical design, Image sensors, RGB color model, Satellite imaging, Earth observing sensors

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Proceedings Article | 3 October 2011 Paper

Aalto-1: a hyperspectral Earth observing nanosatellite

Antti Näsilä, Anssi Hakkarainen, Jaan Praks, Antti Kestilä, Kalle Nordling, Rafal Modrzewski, Heikki Saari, Jarkko Antila, Rami Mannila, Pekka Janhunen, Rami Vainio, Martti Hallikainen

Proceedings Volume 8176, 81760C (2011) https://doi.org/10.1117/12.898125

KEYWORDS: Satellites, Plasma, Sensors, Imaging systems, Satellite imaging, Microelectromechanical systems, S band, Particles, Electrons, Remote sensing

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Proceedings Article | 19 July 2007 Paper

Fluorescence-based fast diagnostics platform for the direct and indirect immunodiagnostic analysis methods

Rami Mannila, Timo Pulli, Heikki Saari, Kirsi Tappura, Jussi Tuppurainen, Hannu Välimäki, Aimo Niskanen

Proceedings Volume 6628, 66280Q (2007) https://doi.org/10.1117/12.728282

KEYWORDS: Prototyping, Europium, Luminescence, Fluorescence resonance energy transfer, Statistical analysis, Bandpass filters, Ultraviolet radiation, Diagnostics, Analytical research, Light sources

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Showing 5 of 25 publications

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