Dr. Thibault Leportier Profile

Dr. Thibault Leportier

Senior R&D Engineer at Ansys Canada Ltd.

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Publications (14)

Proceedings Article | 12 March 2024 Poster + Paper

Exit pupil expander with non-hexagonal 2D grating

Michael Cheng, Thibault Leportier, Alexandra Christophe, Jens Niegemann

Proceedings Volume 12913, 1291319 (2024) https://doi.org/10.1117/12.2692847

KEYWORDS: Waveguides, Augmented reality, Optical design, Wave propagation, Optical gratings, Diffraction, Zemax, Solids, Ray tracing, Head-mounted displays

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Proceedings Article | 16 May 2018 Paper

Compressive sensing with a block-strategy for fast image acquisitions

Thibault Leportier, Vladyslav Selotkin, Myungha Kim, Jung-Young Son, Min-Chul Park

Proceedings Volume 10666, 1066608 (2018) https://doi.org/10.1117/12.2303470

KEYWORDS: Compressed sensing, Image restoration, Image acquisition, Image resolution, Image quality, Image processing, Cameras, Imaging devices, Image sensors, Sensors

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Proceedings Article | 31 August 2017 Presentation + Paper

Design of binary patterns for speckle reduction in holographic display with compressive sensing and direct-binary search algorithm

Thibault Leportier, Do Kyung Hwang, Min-Chul Park

Proceedings Volume 10354, 1035410 (2017) https://doi.org/10.1117/12.2273545

KEYWORDS: Holograms, Speckle, Reconstruction algorithms, Binary data, Holography, Compressed sensing, Speckle pattern, Digital filtering, Optical design, Digital holography

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Proceedings Article | 15 May 2017 Presentation + Paper

Comparison of the different approaches to generate holograms from data acquired with a Kinect sensor

Ji-Hoon Kang, Thibault Leportier, Byeong-Kwon Ju, Jin Dong Song, Kwang-Hoon Lee, Min-Chul Park

Proceedings Volume 10233, 1023314 (2017) https://doi.org/10.1117/12.2266357

KEYWORDS: Holograms, Clouds, Holographic interferometry, Sensors, Digital holography, Data acquisition, Data modeling, 3D modeling, Wave propagation, Computer generated holography, Holography, RGB color model

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Proceedings Article | 10 May 2017 Presentation + Paper

Generation of binary holograms with a Kinect sensor for a high speed color holographic display

Thibault Leportier, Min-Chul Park, Sumio Yano, Jung-Young Son

Proceedings Volume 10219, 1021906 (2017) https://doi.org/10.1117/12.2264080

KEYWORDS: Holograms, Binary data, RGB color model, Sensors, Holography, Digital holography, Image sensors, Data conversion, Chromatic aberrations, Stereoscopy, Reconstruction algorithms, Clouds, Visualization

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Proceedings Article | 16 February 2017 Paper

Temporal accommodation response measured by photorefractive accommodation measurement device

Byoungsub Song, Thibault Leportier, Min-Chul Park

Proceedings Volume 10126, 1012609 (2017) https://doi.org/10.1117/12.2253466

KEYWORDS: 3D displays, Eye, Monochromatic aberrations, 3D metrology, Infrared imaging, Infrared radiation, Measurement devices, Photorefraction, Human vision and color perception, Visualization, 3D image processing, Integral imaging, Infrared cameras, Retina

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SPIE Journal Paper | 13 January 2017 Open Access

Generation of binary holograms for deep scenes captured with a camera and a depth sensor

Thibault Leportier, Min-Chul Park

OE, Vol. 56, Issue 01, 013107, (January 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.1.013107

KEYWORDS: Holograms, Binary data, Sensors, Cameras, Holography, Reconstruction algorithms

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SPIE Journal Paper | 14 October 2016 Open Access

Accurate characterization of mask defects by combination of phase retrieval and deterministic approach

Thibault Leportier, Min-Chul Park, Wooshik Kim, Jin Dong Song

OE, Vol. 55, Issue 10, 103105, (October 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.10.103105

KEYWORDS: Phase retrieval, Diffraction, Defect detection, Photomasks, Fourier transforms, Inspection, Imaging systems, Extreme ultraviolet lithography, Reconstruction algorithms, Optical engineering

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Proceedings Article | 15 September 2016 Presentation + Paper

Holographic imaging with single pixel sensor

Thibault Leportier, Young Tack Lee, Do Kyung Hwang, Min-Chul Park

Proceedings Volume 9927, 992713 (2016) https://doi.org/10.1117/12.2238686

KEYWORDS: Compressed sensing, Imaging systems, Holography, Sensors, Digital holography, Phase shifts, Holograms, 3D image reconstruction, Computer generated holography, Binary data

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SPIE Journal Paper | 22 August 2016

Filter for speckle noise reduction based on compressive sensing

Thibault Leportier, Min-Chul Park

OE, Vol. 55, Issue 12, 121724, (August 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.12.121724

KEYWORDS: Speckle, Image filtering, Digital filtering, 3D image reconstruction, Optical filters, Denoising, Holograms, Compressed sensing, Reconstruction algorithms, Holography

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Proceedings Article | 1 June 2016 Paper

Modification of the reconstruction distance of Fresnel holograms for display with multiple spatial light modulators

Thibault Leportier, Min-Chul Park, Taegeun Kim

Proceedings Volume 9867, 986713 (2016) https://doi.org/10.1117/12.2224713

KEYWORDS: Holograms, Spatial light modulators, Modulation, Holography, 3D image processing, Optical scanning, Computer generated holography, Digital holography, Visualization, 3D image reconstruction, 3D displays, Diffraction

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Proceedings Article | 1 June 2016 Paper

Accurate characterization of mask defects by combination of phase retrieval and deterministic approach

Min-Chul Park, Thibault Leportier, Wooshik Kim, Jindong Song

Proceedings Volume 9867, 986712 (2016) https://doi.org/10.1117/12.2224712

KEYWORDS: Photomasks, Phase retrieval, Extreme ultraviolet lithography, Inspection, Diffraction, Algorithm development, 3D image processing, Coherence imaging, Defect inspection, Phase measurement, Defect detection, Fourier transforms, Imaging systems

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Proceedings Article | 22 May 2015 Paper

Crosstalk in multiview 3D images

Jung-Young Son, Beom-Ryeol Lee, Min-Chul Park, Thibault Leportier

Proceedings Volume 9495, 94950P (2015) https://doi.org/10.1117/12.2180110

KEYWORDS: 3D image processing, 3D displays, Eye, Image quality, Diamond, Lenses, 3D vision, Stereoscopy, Imaging systems, Visualization

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Proceedings Article | 22 May 2015 Paper

Noise reduction in holographic reconstruction by combining two spatial light modulators

Thibault Leportier, Min-Chul Park, Jung-Young Son

Proceedings Volume 9495, 94951B (2015) https://doi.org/10.1117/12.2179439

KEYWORDS: Spatial light modulators, Holograms, Holography, 3D image reconstruction, Digital micromirror devices, Liquid crystal on silicon, Binary data, Beam splitters, Denoising, Digital holography

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Showing 5 of 14 publications

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