Mr. Douglas McDonald Profile

Douglas McDonald

at Fraunhofer-IOSB

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 1 November 2024 Presentation

Wavefront sensing for fast moving platforms

Szymon Gładysz, Andreas Zepp, Emma Branigan, Kevin Murphy, Julien Garnier, Raphael Bellossi, Douglas McDonald, Jürgen Zoz, Karin Stein

Proceedings Volume PC13201, PC132010D (2024) https://doi.org/10.1117/12.3037117

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Proceedings Article | 9 February 2024 Presentation + Paper

Performance and limits of a Kramers-Kronig self-coherent receiver in a turbulent 800 m free-space optical link

Raphaël Bellossi, Douglas McDonald, Szymon Gladysz

Proceedings Volume 12731, 1273106 (2024) https://doi.org/10.1117/12.2680549

KEYWORDS: Free space optics, Receivers, Digital signal processing, Data transmission, Turbulence, Telecommunications, Atmospheric turbulence, Retroreflectors, Optical coherence

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Proceedings Article | 12 July 2023 Open Access

Spectral and spatial filtering for daytime deep-space optical communications

Szymon Gladysz, Raphael Bellossi, Andreas Zepp, Douglas McDonald, Max Segel, Ruth Mackey, Niamh Fitzgerald, Karin Stein

Proceedings Volume 12777, 127770F (2023) https://doi.org/10.1117/12.2688816

KEYWORDS: Tunable filters, Optical filters, Adaptive optics, Optical transmission, Wavefronts, Wavefront sensors, Simulations, Turbulence, Spatial filtering, Astronomical imaging

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Proceedings Article | 30 September 2022 Paper

Measuring the effect of real atmospheric turbulence on coherent free-space optical communications links

Douglas McDonald, Raphael Bellossi, Szymon Gladysz

Proceedings Volume 12237, 1223701 (2022) https://doi.org/10.1117/12.2633969

KEYWORDS: Turbulence, Single mode fibers, Atmospheric turbulence, Digital signal processing, Free space optical communications, Retroreflectors, Free space optics

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Proceedings Article | 30 September 2022 Presentation + Paper

Adaptive optics for daytime deep-space optical communications

Szymon Gladysz, Andreas Zepp, Raphael Bellossi, Max Segel, Douglas McDonald, Karin Stein

Proceedings Volume 12237, 1223703 (2022) https://doi.org/10.1117/12.2633036

KEYWORDS: Adaptive optics, Sensors, Wavefront sensors, Turbulence, Wavefronts, Point spread functions, Optical filters, Telescopes, Optical communications, Computer simulations

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Proceedings Article | 12 September 2021 Presentation + Paper

Demonstration of GBit/s coherent free-space optical communications over an 800 m outdoor path

Douglas McDonald, Raphael Bellossi, Szymon Gladysz, Andrew Lambert

Proceedings Volume 11860, 118600A (2021) https://doi.org/10.1117/12.2600085

KEYWORDS: Turbulence, Free space optics, Telecommunications, Retroreflectors, Receivers, Transceivers, Digital signal processing, Single mode fibers, Telescopes, Free space optical communications

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Proceedings Article | 1 August 2021 Presentation + Paper

Wavefront sensing for terrestrial, underwater, and space-borne free-space optical communications

Szymon Gladysz, Andreas Zepp, Max Segel, Douglas McDonald, Raphael Bellossi, Daniel Lechner, Osvaldo Javier Galicia Gasperin, Karin Stein

Proceedings Volume 11834, 118340F (2021) https://doi.org/10.1117/12.2595727

KEYWORDS: Adaptive optics, Turbulence, Sensors, Scintillation, Wavefronts, Wavefront sensors, Atmospheric propagation, Water, Spatial light modulators, Free space optical communications

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Proceedings Article | 17 September 2020 Presentation + Paper

Performance of a coherent free-space optical communications link with wavefront sensorless adaptive optics

Douglas McDonald, Max Segel, Marc Eichhorn, Szymon Gladysz

Proceedings Volume 11532, 115320I (2020) https://doi.org/10.1117/12.2573267

KEYWORDS: Adaptive optics, Wavefronts, Telecommunications, Free space optics, Sensors, Free space optical communications, Atmospheric propagation, Receivers, Wavefront sensors, Turbulence

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Showing 5 of 8 publications

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