Prof. Yuji Sakamoto Profile

Prof. Yuji Sakamoto

Professor at Hokkaido Univ

SPIE Involvement:

Author

Publications (57)

Proceedings Article | 21 August 2024 Presentation + Paper

Presentation + Paper

Development of wide-field UV transient exploration satellite PETREL

Yoichi Yatsu, Minori Fukuda, Shunsuke Hayatsu, Hibiki Seki, Shigeaki Joshima, Masafumi Niwano, Nobuyuki Kawai, Kei Watanabe, Hiroyuki Kobayashi, Yuki Amaki, Daiki Kobayashi, Moe Yasuda, Keito Otsubo, Yusuke Arai, Yusaku Ozeki, Katsuki Tashiro, Kiyona Miyamoto, Toshihiro Chujo, Hiroki Nakanishi, Yuji Sakamoto, Toshinori Kuwahara, Hiroaki Kobayashi, Yu Murata, Toru Nakano, Masashi Uo, Eriko Kusunoki, Chiharu Iizuka, Norihide Takeyama, Akito Enokuchi, Mai Shirahata, Leo Terada, Toshiki Ozawa, Shrinivas Kulkarni, Nozomu Tominaga, Masaomi Tanaka, Nao Suzuki, Tomoki Morokuma

Proceedings Volume 13093, 130930F (2024) https://doi.org/10.1117/12.3019860

KEYWORDS: Satellites, Ultraviolet radiation, Stars, Telescopes, Image processing, Design, Data communications, Ultraviolet astronomy

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SPIE Journal Paper | 10 June 2024 Open Access

Open Access

Real-time generation of computer-generated hologram for 360-degree panoramic views using cylindrical object light

Ryotaro Kon, Yuji Sakamoto

OE, Vol. 63, Issue 06, 065101, (June 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.6.065101

KEYWORDS: Holograms, Video, 3D image reconstruction, Computer generated holography, Head-mounted displays, Optical engineering, 3D video streaming, Video acceleration, Panoramic photography, Holography

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Proceedings Article | 13 March 2024 Poster + Paper

Poster + Paper

Fast calculation method with foveated rendering for computer-generated hologram

Arisa Muramoto, Yuji Sakamoto

Proceedings Volume 12910, 129100H (2024) https://doi.org/10.1117/12.2692612

KEYWORDS: Computer generated holography, Image resolution, Holograms, Visualization, 3D image reconstruction, Computation time, Speckle, Holography

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Proceedings Article | 13 March 2024 Poster + Paper

Poster + Paper

3DoF holographic head-mounted display with motion sensor based on fast calculation algorithm for CGH

Taichi Sakakihara, Yuji Sakamoto

Proceedings Volume 12910, 129100J (2024) https://doi.org/10.1117/12.3001295

KEYWORDS: Head-mounted displays, Computer generated holography, Light sources, 3D image reconstruction, Holography, Mirrors, Sensors, Liquid crystal displays, Image restoration, Holograms

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Proceedings Article | 13 March 2024 Poster + Paper

Poster + Paper

Proposal of head-mounted projector for field of view enlargement in electro-holography

Natsu Kikuchi, Yuji Sakamoto

Proceedings Volume 12910, 129100L (2024) https://doi.org/10.1117/12.3002297

KEYWORDS: Mirrors, 3D image reconstruction, Projection systems, Head-mounted displays, Reflection, Holography, Holograms, Liquid crystal displays, Head

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SPIE Journal Paper | 1 February 2024 Open Access

Open Access

Lossless data hiding technique reducing cover data size for compressed videos

Xuefei Li, Seok Kang, Yuji Sakamoto

JEI, Vol. 33, Issue 01, 011005, (February 2024) https://doi.org/10.1117/12.10.1117/1.JEI.33.1.011005

KEYWORDS: Video, Data hiding, Video compression, Multimedia, Digital video discs, Video processing, Data processing, Image compression, Data storage, Quantization

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SPIE Journal Paper | 25 August 2023 Open Access

Open Access

Speckle control for electro-holographic display using high-brightness yellow phosphor light source in projector

Takuo Yoneyama, Yuji Sakamoto

OE, Vol. 62, Issue 08, 083103, (August 2023) https://doi.org/10.1117/12.10.1117/1.OE.62.8.083103

KEYWORDS: Light sources, Speckle, Image restoration, Projection systems, Dichroic mirrors, Computer generated holography, Temporal coherence, 3D image reconstruction, Optical coherence, Incident light

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Proceedings Article | 26 March 2023 Paper

Paper

Fast calculation system for head-mounted display using user’s attitude angle in CGH

Teppei Jodo, Yuji Sakamoto

Proceedings Volume 12592, 125920A (2023) https://doi.org/10.1117/12.2666823

KEYWORDS: Computer generated holography, Head-mounted displays, Holograms, Light sources, Technology, Sensors, Phase compensation, Computing systems, Holography, Augmented reality

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SPIE Journal Paper | 2 November 2022 Open Access

Open Access

Method for generating planar computer-generated hologram at free viewpoint from cylindrical object light

Tatsuhiko Baba, Ryotaro Kon, Yuji Sakamoto

OE, Vol. 61, Issue 11, 113101, (November 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.11.113101

KEYWORDS: Holograms, Computer generated holography, 3D image reconstruction, Head-mounted displays, Optical engineering, Data modeling, Diffraction, 3D displays, 3D image processing, Light

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Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Method for reducing speckle contrast in electro-holography illuminated by multimode optical fiber

Yasuo Ito, Yuji Sakamoto

Proceedings Volume 12026, 120260C (2022) https://doi.org/10.1117/12.2609112

KEYWORDS: Speckle, Light sources, Actuators, Speckle pattern, Optical fibers, Image quality, Holography, 3D image reconstruction, Spatial coherence, Multimode fibers

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SPIE Journal Paper | 9 February 2022

Autotuning GPU code for acceleration of CGH calculation

Hayato Sakai, Yuji Sakamoto

OE, Vol. 61, Issue 02, 023102, (February 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.2.023102

KEYWORDS: Computer generated holography, Holograms, Light sources, Optical engineering, Light, Optimization (mathematics), Head-mounted displays, Graphics processing units, 3D displays, Video acceleration

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Proceedings Article | 13 March 2021 Paper

Paper

Hidden surface removal method using object point based ray tracing in CGH

Keita Watanabe, Yuji Sakamoto

Proceedings Volume 11766, 117660K (2021) https://doi.org/10.1117/12.2590812

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Proceedings Article | 13 March 2021 Paper

Paper

A weight-wise watermarking technique for DNN models and its robustness against overwriting attack

Han He, Seok Kang, Yuji Sakamoto

Proceedings Volume 11766, 1176627 (2021) https://doi.org/10.1117/12.2590783

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Proceedings Article | 13 March 2021 Paper

Paper

Data transmission based on fractal compression of object light data in computer-generated hologram

Hiroki Oi, Yuji Sakamoto

Proceedings Volume 11766, 117662D (2021) https://doi.org/10.1117/12.2590218

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Proceedings Article | 13 March 2021 Paper

Paper

Speckleless reconstructed image display using convergent light in CGH

Tatsuya Oshinomi, Masaya Mitobe, Yuji Sakamoto

Proceedings Volume 11766, 117662P (2021) https://doi.org/10.1117/12.2590763

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Proceedings Article | 21 February 2020 Paper

Paper

Fast calculation by auto-optimized method in CGH video generation using GPU

Hayato Sakai, Yuji Sakamoto

Proceedings Volume 11306, 113060S (2020) https://doi.org/10.1117/12.2545879

KEYWORDS: Light sources, Holograms, Computer generated holography, 3D image reconstruction, Video acceleration, Video, Light, Optimization (mathematics), Time metrology

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Proceedings Article | 21 February 2020 Paper

Paper

Study on table-top optical system enlarging viewing-zone for displaying holographic aerial image

Takahiro Kobayakawa, Yuji Sakamoto

Proceedings Volume 11306, 113060R (2020) https://doi.org/10.1117/12.2545843

KEYWORDS: LCDs, Holography, Holograms, 3D image reconstruction, Diffraction, Mirrors, Image display, Computer generated holography, Fourier transforms, Light wave propagation

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Proceedings Article | 1 March 2019 Paper

Paper

Effect of point pitch on speckle noise in computer-generated hologram using point-based method

Masaya Mitobe, Yuji Sakamoto

Proceedings Volume 10944, 109440R (2019) https://doi.org/10.1117/12.2509088

KEYWORDS: Computer generated holography, Speckle, Light sources, Holograms, Eye, Signal to noise ratio, Retina, Image resolution, Ray tracing, Holography

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Proceedings Article | 1 March 2019 Presentation + Paper

Presentation + Paper

Simulating the effects of statistical characteristics of random phases on speckle noise in computer-generated hologram

Kohei Tamagawa, Masaya Mitobe, Yuji Sakamoto

Proceedings Volume 10944, 109440W (2019) https://doi.org/10.1117/12.2509278

KEYWORDS: Speckle, Computer generated holography, 3D image reconstruction, Computer simulations, Holograms, Holography, Optical simulations, Reflection

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Proceedings Article | 1 March 2019 Paper

Paper

Near-eye holographic display device by simple optical system using HOE

Kazuya Furuta, Hideyoshi Horimai, Toshihiro Kasezawa, Yuji Sakamoto

Proceedings Volume 10944, 1094413 (2019) https://doi.org/10.1117/12.2509309

KEYWORDS: 3D image reconstruction, Holography, Holographic optical elements, Head-mounted displays, LCDs, Diffraction, Holograms, Transparent conductors, Optical components, Computer generated holography

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SPIE Journal Paper | 30 May 2018 Open Access

Open Access

Holographic head-mounted display with correct accommodation and vergence stimuli

Takuo Yoneyama, Eishin Murakami, Yuki Oguro, Hibiki Kubo, Kazuhiro Yamaguchi, Yuji Sakamoto

OE, Vol. 57, Issue 06, 061619, (May 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.6.061619

KEYWORDS: Head-mounted displays, Holography, 3D image reconstruction, Holograms, Spatial light modulators, Visualization, Light sources, Transparent conductors, Light emitting diodes, Light

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Proceedings Article | 15 May 2017 Paper

Paper

Full-color large-scaled computer-generated holograms for physical and non-physical objects

Kyoji Matsushima, Yasuhiro Tsuchiyama, Noriaki Sonobe, Shoya Masuji, Masahiro Yamaguchi, Yuji Sakamoto

Proceedings Volume 10233, 1023318 (2017) https://doi.org/10.1117/12.2265798

KEYWORDS: 3D displays, 3D scanning, Optical filters, Computer generated holography, Holography, 3D image reconstruction, 3D image processing, Digital holography, RGB color model, Holograms, Digital imaging, 3D modeling

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Proceedings Article | 6 April 2017 Paper

Paper

Full-color high-definition CGH reconstructing hybrid scenes of physical and virtual objects

Yasuhiro Tsuchiyama, Kyoji Matsushima, Sumio Nakahara, Masahiro Yamaguchi, Yuji Sakamoto

Proceedings Volume 10127, 101270Y (2017) https://doi.org/10.1117/12.2251414

KEYWORDS: Holography, Computer generated holography, Optical filters, RGB color model, Fringe analysis, Remote sensing, 3D image reconstruction, 3D image processing, Light emitting diodes, Light sources

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Proceedings Article | 27 February 2014 Paper

Paper

Computer-generated hologram of actual objects from arbitrary viewpoints with range sensors and digital cameras

Keigo Tai, Tsubasa Ichikawa, Yuji Sakamoto

Proceedings Volume 9006, 90060S (2014) https://doi.org/10.1117/12.2038940

KEYWORDS: Computer generated holography, Sensors, Holograms, 3D modeling, Digital cameras, Cameras, Computer simulations, 3D image processing, Light sources, Spatial frequencies

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Proceedings Article | 25 February 2014 Paper

Paper

Static responses of accommodation and convergence to holographic images and real objects

Ryuichi Ohara, Takuo Yoneyama, Masanobu Kurita, Yuji Sakamoto, Fumio Okuyama

Proceedings Volume 9006, 900611 (2014) https://doi.org/10.1117/12.2039453

KEYWORDS: Holograms, 3D image reconstruction, Holography, Visualization, LCDs, Eye, 3D displays, Light emitting diodes, Mirrors, Cameras

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Proceedings Article | 25 February 2014 Paper

Paper

Fast calculation with point-based method to make CGHs of the polygon model

Yuki Ogihara, Tsubasa Ichikawa, Yuji Sakamoto

Proceedings Volume 9006, 90060T (2014) https://doi.org/10.1117/12.2039821

KEYWORDS: Surface plasmons, Holograms, Computer generated holography, Light sources, Light, Light wave propagation, Holography, Fourier transforms, Graphics processing units, Geometrical optics

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Proceedings Article | 25 February 2014 Paper

Paper

Semi-portable full-color electro-holographic display with small size

Takuo Yoneyama, Tsubasa Ichikawa, Yuji Sakamoto

Proceedings Volume 9006, 900617 (2014) https://doi.org/10.1117/12.2037999

KEYWORDS: 3D image reconstruction, Holograms, 3D displays, Holography, 3D image processing, Calibration, Light sources, Spatial light modulators, Displays, Visualization

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Proceedings Article | 1 March 2013 Paper

Paper

Measurement method for objective evaluation of reconstructed image quality in CGH

Kazuhiro Suzuki, Yuji Sakamoto

Proceedings Volume 8644, 864412 (2013) https://doi.org/10.1117/12.2003530

KEYWORDS: 3D image reconstruction, Holograms, Computer generated holography, Signal to noise ratio, Image quality, Image processing, Cameras, Speckle, 3D image processing, Spherical lenses

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Proceedings Article | 1 March 2013 Paper

Paper

Eyepiece-type full-color electro-holographic display for binocular vision

Takuo Yoneyama, Chanyoung Yang, Yuji Sakamoto, Fumio Okuyama

Proceedings Volume 8644, 864413 (2013) https://doi.org/10.1117/12.2003564

KEYWORDS: Holograms, Light sources, Light emitting diodes, Spatial light modulators, 3D displays, 3D image reconstruction, Fourier transforms, Computer generated holography, Holography, 3D image processing

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Proceedings Article | 1 March 2013 Paper

Paper

Realistic 3D image reconstruction in CGH with Fourier transform optical system

Tsubasa Ichikawa, Kazuhiro Yamaguchi, Yuji Sakamoto

Proceedings Volume 8644, 86440D (2013) https://doi.org/10.1117/12.2003371

KEYWORDS: Holograms, Fourier transforms, 3D image reconstruction, Computer generated holography, Ray tracing, Visualization, Diffraction, Light sources, LCDs, 3D image processing

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Proceedings Article | 10 February 2012 Paper

Paper

Computer-generated holograms at arbitrary positions using multi-view images

Yusuke Ohsawa, Yuji Sakamoto

Proceedings Volume 8281, 82810Y (2012) https://doi.org/10.1117/12.907682

KEYWORDS: Computer generated holography, 3D modeling, Motion models, 3D displays, Holograms, Data modeling, Computer simulations, Optical simulations, Display technology, Digital cameras

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Proceedings Article | 10 February 2012 Paper

Paper

Full parallax computer generated hologram using GPU-accelerated ray tracing method

Tsubasa Ichikawa, Yuji Sakamoto

Proceedings Volume 8281, 82810E (2012) https://doi.org/10.1117/12.906291

KEYWORDS: Computer generated holography, Ray tracing, Holograms, 3D displays, Reflection, Refraction, Graphics processing units

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Proceedings Article | 10 February 2012 Paper

Paper

Calculation method for reconstruction at arbitrary depth in CGH with Fourier transform optical system

Yusuke Sato, Yuji Sakamoto

Proceedings Volume 8281, 82810W (2012) https://doi.org/10.1117/12.907615

KEYWORDS: Computer generated holography, 3D image reconstruction, Fourier transforms, 3D image processing, LCDs, Holograms, Computer simulations, Optical simulations, Light wave propagation, Image resolution

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Proceedings Article | 10 February 2012 Paper

Paper

Enlargement of visual field considering depth of object for eyepiece-type electro holography

Chanyoung Yang, Yuji Sakamoto, Fumio Okuyama

Proceedings Volume 8281, 82810X (2012) https://doi.org/10.1117/12.907673

KEYWORDS: Visualization, Holography, 3D image processing, 3D displays

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Proceedings Article | 10 February 2012 Paper

Paper

Acceleration of calculation method for CGH with spherical basic object light by using graphic processing units

Kohei Hosoyachi, Yuji Sakamoto

Proceedings Volume 8281, 82810U (2012) https://doi.org/10.1117/12.906629

KEYWORDS: Computer generated holography, Spherical lenses, Graphics processing units, Holograms, Computer simulations, Video acceleration, Video

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Proceedings Article | 7 February 2011 Paper

Paper

Improvement of camera arrangement in computer-generated holograms synthesized from multi-view images

Noriyuki Hayashi, Yuji Sakamoto, Yasuhiro Honda

Proceedings Volume 7957, 795711 (2011) https://doi.org/10.1117/12.874444

KEYWORDS: Computer generated holography, 3D modeling, Data modeling, Cameras, Holograms, Holography, 3D image reconstruction, 3D image processing, Systems modeling, Light sources

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Proceedings Article | 7 February 2011 Paper

Paper

A method of calculating reflectance distributions for CGH with FDTD using the structure of actual surfaces

Tsubasa Ichikawa, Yuji Sakamoto, Agus Subagyo, Kazuhisa Sueoka

Proceedings Volume 7957, 795707 (2011) https://doi.org/10.1117/12.874481

KEYWORDS: Reflectivity, Computer generated holography, Finite-difference time-domain method, Surface roughness, Light sources, Light, Computer simulations, Holography, Current controlled current source, Holograms

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Proceedings Article | 7 February 2011 Paper

Paper

Calculation method for CGH considering smooth shading with polygon models

Kazuhiro Yamaguchi, Tsubasa Ichikawa, Yuji Sakamoto

Proceedings Volume 7957, 795706 (2011) https://doi.org/10.1117/12.874404

KEYWORDS: Computer generated holography, Reflectivity, Holography, Light, Light sources, Image compression, Computer graphics, Current controlled current source, Reflection, Holograms

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Proceedings Article | 7 February 2011 Paper

Paper

Quantitative quality measure based on light wave distribution to access 3D display

Yuji Sakamoto, Fumio Okuyama

Proceedings Volume 7957, 79570G (2011) https://doi.org/10.1117/12.874585

KEYWORDS: 3D displays, 3D image processing, Image quality, Photography, Signal to noise ratio, Quality measurement, 3D image reconstruction, 3D vision, 3D metrology, Optical testing

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Proceedings Article | 7 February 2011 Paper

Paper

Fast calculation method for CGHs by using spherical pre-calculated object light

Kohei Hosoyachi, Yuji Sakamoto

Proceedings Volume 7957, 795712 (2011) https://doi.org/10.1117/12.874451

KEYWORDS: Surface plasmons, Computer generated holography, Spherical lenses, Holograms, Fourier transforms, Holography, Current controlled current source, Video acceleration, Video, Copper

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Proceedings Article | 11 February 2010 Paper

Paper

Computer-generated holograms considering background reflection on various object shapes with reflectance distributions

Kazuhiro Yamaguchi, Yuji Sakamoto

Proceedings Volume 7619, 761909 (2010) https://doi.org/10.1117/12.841779

KEYWORDS: Mirrors, Reflection, Reflectivity, Computer generated holography, Holograms, 3D image reconstruction, Specular reflections, Lenses, 3D displays, Refraction

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Proceedings Article | 11 February 2010 Paper

Paper

An electro holography using reflective LCD for enlarging visual field and viewing zone with the Fourier transform optical system in CGH

Atsushi Kato, Yuji Sakamoto

Proceedings Volume 7619, 761910 (2010) https://doi.org/10.1117/12.842918

KEYWORDS: Light sources, 3D image reconstruction, Holograms, LCDs, Computer generated holography, Visualization, Fourier transforms, Diffraction, Image acquisition, 3D image processing

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Proceedings Article | 11 February 2010 Paper

Paper

Pre-calculated object light-based fast calculation method for computer-generated hologram

Hironobu Sakata, Yuji Sakamoto

Proceedings Volume 7619, 76190Y (2010) https://doi.org/10.1117/12.841791

KEYWORDS: Holograms, Computer generated holography, Stars, Fourier transforms, Light, 3D displays, LCDs, Light sources, Computing systems, 3D modeling

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Proceedings Article | 3 February 2009 Paper

Paper

Portable three-dimensional display system for CGHs

Yuji Sakamoto

Proceedings Volume 7233, 723303 (2009) https://doi.org/10.1117/12.809767

KEYWORDS: Holograms, 3D image reconstruction, Computer generated holography, Diffraction, 3D displays, Transparency, 3D image processing, Mirrors, Displays, Spherical lenses

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Proceedings Article | 3 February 2009 Paper

Paper

A study of glasses-type color CGH using a color filter considering reduction of blurring

Saki Iwami, Yuji Sakamoto

Proceedings Volume 7233, 723317 (2009) https://doi.org/10.1117/12.808804

KEYWORDS: 3D image reconstruction, Holograms, Optical filters, Computer generated holography, Glasses, Image resolution, Holography, Current controlled current source, RGB color model, Image filtering

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Proceedings Article | 3 February 2009 Paper

Paper

Computer-generated holograms at an arbitrary viewpoint synthesized from multi-view images

M. Kinoshita, Y. Sakamoto

Proceedings Volume 7233, 72330Z (2009) https://doi.org/10.1117/12.809798

KEYWORDS: Holograms, Cameras, Computer generated holography, Photography, 3D image reconstruction, Wavefronts, Visualization, 3D modeling, 3D image processing, Digital holography

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Proceedings Article | 3 February 2009 Paper

Paper

Calculation method considering the reflectance distribution for metallic objects in CGH

Kazuhiro Yamaguchi, Yuji Sakamoto

Proceedings Volume 7233, 72330R (2009) https://doi.org/10.1117/12.808836

KEYWORDS: Reflectivity, Light, Computer generated holography, Light sources, 3D image reconstruction, Process modeling, Computer simulations, Holography, Current controlled current source, Holograms

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Proceedings Article | 25 February 2008 Paper

Paper

Synthesis of arbitrary viewpoint image from images of multiple weakly calibrated camera images using all in-focus rendering method

Yutaka Matsumura, Yuji Sakamoto

Proceedings Volume 6805, 680510 (2008) https://doi.org/10.1117/12.767041

KEYWORDS: Cameras, Calibration, Distortion, Imaging systems, Image quality, 3D modeling, 3D image processing, Reconstruction algorithms, Machine vision, Computer vision technology

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Proceedings Article | 25 January 2008 Paper

Paper

Enlargement of visual field with an LCD in computer generated holograms

Yoshiaki Yabe, Yuji Sakamoto

Proceedings Volume 6912, 69121A (2008) https://doi.org/10.1117/12.764209

KEYWORDS: Holograms, 3D image reconstruction, LCDs, Visualization, Computer generated holography, Spherical lenses, Diffraction, Light sources, Holography, Image visualization

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Proceedings Article | 20 February 2007 Paper

Paper

A system of enlarging visual field and viewing zone simultaneously for electro-holography

Toshiaki Nagai, Yoshiaki Yabe, Yuji Sakamoto

Proceedings Volume 6488, 64880W (2007) https://doi.org/10.1117/12.703032

KEYWORDS: Visualization, LCDs, Spatial light modulators, Camera shutters, Holograms, Switching, Diffraction, Fringe analysis, 3D image reconstruction, Computer generated holography

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Proceedings Article | 20 February 2007 Paper

Paper

Computer-generated holograms allowing 360-degree viewing

Yuji Sakamoto, Akifumi Kashiwagi, Yoshimi Murarya

Proceedings Volume 6488, 64880U (2007) https://doi.org/10.1117/12.702716

KEYWORDS: Holograms, Computer generated holography, Light sources, Fringe analysis, 3D image reconstruction, 3D image processing, Prisms, Light emitting diodes, Transparency, Computing systems

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Proceedings Article | 27 February 2006 Paper

Paper

Holographic stereogram using graphic accelerator

Go Kanno, Yuji Sakamoto

Proceedings Volume 6136, 61360U (2006) https://doi.org/10.1117/12.645704

KEYWORDS: Holography, Visualization, Stereo holograms, Holograms, Image processing, Raster graphics, Data modeling, 3D image processing, 3D displays, Ray tracing

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Proceedings Article | 21 April 2005 Paper

Paper

Computer generated cylindrical hologram

Yuji Sakamoto, Masaaki Tobise

Proceedings Volume 5742, (2005) https://doi.org/10.1117/12.589727

KEYWORDS: Holograms, Computer generated holography, Convolution, 3D image processing, Wave propagation, 3D image reconstruction, Fourier transforms, Image restoration, Reconstruction algorithms, Image processing

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Proceedings Article | 29 June 2004 Paper

Paper

Computer-generated holograms on a CD-R disk

Yuji Sakamoto, Morito Morishima, Akira Usui

Proceedings Volume 5290, (2004) https://doi.org/10.1117/12.526504

KEYWORDS: Holograms, Computer generated holography, 3D image reconstruction, Diffraction gratings, 3D image processing, Light scattering, Reflectivity, 3D displays, Optical design, Optical lithography

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Proceedings Article | 29 June 2004 Paper

Paper

Computer-generated holograms considering multiple reflection, transmission, and shadow on object surfaces

Kazuya Ezura, Yuji Sakamoto, Yoshinao Aoki

Proceedings Volume 5290, (2004) https://doi.org/10.1117/12.526443

KEYWORDS: Holograms, Computer generated holography, 3D image reconstruction, 3D modeling, Reflection, 3D image processing, 3D displays, Diffraction, Transmittance, Holography

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Proceedings Article | 19 November 2003 Paper

Paper

Volume rendering for computer generated holograms

Yuji Sakamoto, Takeshi Aoyama, Yoshinao Aoki

Proceedings Volume 4829, (2003) https://doi.org/10.1117/12.525843

KEYWORDS: Volume rendering, 3D image processing, Holograms, Computer generated holography, Computed tomography, Magnetic resonance imaging, Tomography, Fringe analysis, Photography, Holography

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Proceedings Article | 4 June 2003 Paper

Paper

Hidden surface removal using z-buffer for computer-generated hologram

Yuji Sakamoto, Masafumi Takase, Yoshinao Aoki

Proceedings Volume 5005, (2003) https://doi.org/10.1117/12.473824

KEYWORDS: Holograms, Computer generated holography, 3D displays, 3D image processing, 3D image reconstruction, Geometrical optics, Computer graphics, Opacity, Computer simulations, Diffraction

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Showing 5 of 57 publications

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