Dr. Hiroshi Tsuda Profile

Dr. Hiroshi Tsuda

Senior Researcher at AIST

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Publications (11)

Proceedings Article | 10 February 2017 Paper

Influence of working distance on microscale strain measurement under laser scanning microscope from moiré fringes

Qinghua Wang, Yosuke Takashita, Shien Ri, Hiroshi Tsuda, Ryuta Kitamura, Shinji Ogihara

Proceedings Volume 10250, 102501N (2017) https://doi.org/10.1117/12.2266697

KEYWORDS: Microscopes, Laser scanners

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Proceedings Article | 10 February 2017 Paper

Parallel computing for fast and accurate phase analysis of fringe pattern by two-dimensional phase shifting methods

Shien Ri, Qinghua Wang, Hiroshi Tsuda

Proceedings Volume 10250, 102502Q (2017) https://doi.org/10.1117/12.2266693

KEYWORDS: Fringe analysis, Phase shifts, Parallel computing, Image processing

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Proceedings Article | 17 July 2015 Paper

Deformation measurement of carbon fiber reinforced plastics using phase-shifting scanning electron microscope Moiré method after Fourier transform

Qinghua Wang, Shien Ri, Hiroshi Tsuda, Satoshi Kishimoto, Yoshihisa Tanaka, Yutaka Kagawa

Proceedings Volume 9524, 95240I (2015) https://doi.org/10.1117/12.2186145

KEYWORDS: Scanning electron microscopy, Phase shifting, Phase shifts, Fourier transforms, Moire patterns, Image filtering, Carbon, Electron microscopes, Image processing, Microscopes

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Proceedings Article | 17 July 2015 Paper

Simultaneous in-plane and out-of-plane displacement measurement based on a dual-camera imaging system and its application to inspection of large-scale space structures

Shien Ri, Hiroshi Tsuda, Takeshi Yoshida, Takashi Umebayashi, Akiyoshi Sato, Eiichi Sato

Proceedings Volume 9524, 95242N (2015) https://doi.org/10.1117/12.2190297

KEYWORDS: Cameras, Sensors, Imaging systems, Rockets, Aerospace engineering, Solids, Inspection, Digital cameras, Digital imaging, Reliability

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Proceedings Article | 22 June 2013 Paper

Two-dimensional sampling moiré method for fast and accurate phase analysis of single fringe pattern

Shien Ri, Hiroshi Tsuda

Proceedings Volume 8769, 87692C (2013) https://doi.org/10.1117/12.2018979

KEYWORDS: Fringe analysis, Signal to noise ratio, CCD cameras, Fourier transforms, Phase shifts, Cameras, Phase measurement, Camera shutters, Analytical research, 3D image processing

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Proceedings Article | 19 April 2013 Paper

Accurate and fast in-plane displacement measurement method for large-scale structures by utilizing repeated pattern

Shien Ri, Satoshi Hayashi, Shinji Ogihara, Hiroshi Tsuda

Proceedings Volume 8692, 86922F (2013) https://doi.org/10.1117/12.2008286

KEYWORDS: Image processing, Imaging systems, Fringe analysis, Sensors, Fourier transforms, Bridges, Digital image correlation, Cameras, Nondestructive evaluation, Digital imaging

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Proceedings Article | 18 May 2011 Paper

Bragg wavelength-insensitive fiber Bragg grating ultrasound detection system based on a fiber ring laser

Hiroshi Tsuda

Proceedings Volume 7753, 77538J (2011) https://doi.org/10.1117/12.883602

KEYWORDS: Fiber Bragg gratings, Ultrasonography, Sensors, Fiber lasers, Ultrasonics, Signal detection, Laser development, Mirrors, Laser systems engineering, Sensing systems

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Proceedings Article | 19 April 2007 Paper

Nondestructive detection of delamination and debonding of CFRP by a laser-based ultrasonic visualization method

J. Takatsubo, S. Yashiro, H. Tsuda, N. Toyama, J.R. Lee, T. Ogisu

Proceedings Volume 6531, 653108 (2007) https://doi.org/10.1117/12.714449

KEYWORDS: Ultrasonics, Wave propagation, Visualization, Inspection, Nondestructive evaluation, Sensors, Skin, Signal detection, Ferroelectric materials, Pulsed laser operation

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Proceedings Article | 11 April 2007 Paper

Simultaneous multipoint acousto-ultrasonic sensing based on fiber wave Bragg grating sensors

Jung-Ryul Lee, Takatsubo Junji, Hiroshi Tsuda

Proceedings Volume 6532, 65320H (2007) https://doi.org/10.1117/12.711312

KEYWORDS: Sensors, Fiber Bragg gratings, Ultrasonics, Tunable lasers, Inspection, Transducers, Structural health monitoring, Sensing systems, Pulsed laser operation, Wave sensors

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Proceedings Article | 20 March 2006 Paper

Impact damage monitoring in CFRP using fiber Bragg grating ultrasound sensors

Hiroshi Tsuda, Jung-Ryul Lee, Shunji Eguchi

Proceedings Volume 6176, 617607 (2006) https://doi.org/10.1117/12.655960

KEYWORDS: Fiber Bragg gratings, Ultrasonography, Sensors, Ultrasonics, Optical filters, Transmitters, Tunable filters, Inspection, Wave propagation, Active remote sensing

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Proceedings Article | 19 May 2005 Paper

Response of FBG sensors to Lamb wave propagation and its application to active sensing

Hiroshi Tsuda

Proceedings Volume 5767, (2005) https://doi.org/10.1117/12.598993

KEYWORDS: Fiber Bragg gratings, Sensors, Ultrasonics, Wave propagation, Transmitters, Signal detection, Active remote sensing, Sensing systems, Photodetectors, Optical filters

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Showing 5 of 11 publications

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