Dr. Norihiko Ishii Profile

Dr. Norihiko Ishii

at NHK Japan Broadcasting Corp

SPIE Involvement:

Conference Program Committee | Author

Publications (6)

Proceedings Article | 23 July 2022 Paper

Performance analysis of grating-assisted phase-shifting incoherent digital holography with multiple image sensors

Teruyoshi Nobukawa, Yutaro Katano, Tetsuhiko Muroi, Nobuhiro Kinoshita, Kei Hagiwara, Norihiko Ishii

Proceedings Volume 12277, 1227702 (2022) https://doi.org/10.1117/12.2617697

KEYWORDS: Image sensors, Holograms, 3D image reconstruction, Phase shifts, Image quality, Multiplexing, Digital holography, Diffraction gratings, Optical simulations, Numerical simulations

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Proceedings Article | 9 March 2022 Presentation

Real-time super-resolution imaging using coded aperture

Yutaro Katano, Teruyoshi Nobukawa, Tetsuhiko Muroi, Kei Hagiwara, Norihiko Ishii

Proceedings Volume PC12014, PC1201404 (2022) https://doi.org/10.1117/12.2608346

KEYWORDS: Super resolution, Real time imaging, Image sensors, Coded apertures, Coded aperture imaging, Image resolution, Digital micromirror devices, Spatial resolution, Inverse problems, Compressed sensing

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Proceedings Article | 21 February 2020 Paper

Effect of rotational shear on imaging properties of bimodal incoherent digital holography system

Teruyoshi Nobukawa, Yutaro Katano, Tetsuhiko Muroi, Nobuhiro Kinoshita, Norihiko Ishii

Proceedings Volume 11306, 113060I (2020) https://doi.org/10.1117/12.2543938

KEYWORDS: Imaging systems, Digital holography, Prisms, 3D image reconstruction, Holograms, Numerical simulations, Holography, 3D image processing, Light sources

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Proceedings Article | 5 September 2014 Paper

Playback of beyond high definition video signal in holographic data storage system with wavefront compensation and parallel signal processing

Tetsuhiko Muroi, Nobuhiro Kinoshita, Norihiko Ishii, Koji Kamijo, Hiroshi Kikuchi

Proceedings Volume 9201, 92010G (2014) https://doi.org/10.1117/12.2063423

KEYWORDS: Signal processing, Signal to noise ratio, Video, Holographic data storage systems, Holograms, Data storage, Distortion, Wavefronts, Video acceleration, Wavefront compensation

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Proceedings Article | 20 February 2007 Paper

Adaptive optics for holographic data storage

Norihiko Ishii, Tetsuhiko Muroi, Nobuhiro Kinoshita, Koji Kamijo, Naoki Shimidzu

Proceedings Volume 6488, 64880G (2007) https://doi.org/10.1117/12.699731

KEYWORDS: Diffraction, Signal to noise ratio, Phase compensation, Holography, CCD cameras, Data storage, Spatial light modulators, Finite-difference time-domain method, Modulators, Digital holography

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