Dr. Tamotsu Yamagami Profile

Dr. Tamotsu Yamagami

at Sony Corp

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Author

Publications (5)

Proceedings Article | 31 July 2009 Paper

Development of deformable mirror for spherical aberration compensation

Sunao Aoki, Masahiro Yamada, Tamotsu Yamagami

Proceedings Volume 7505, 750513 (2009) https://doi.org/10.1117/12.838530

KEYWORDS: Deformable mirrors, Reflectivity, Mirrors, Silicon, Monochromatic aberrations, Microelectromechanical systems, Actuators, Semiconducting wafers, Silicon films, Objectives

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Proceedings Article | 17 July 2007 Paper

A parallel architecture of interpolated timing recovery for high-speed data transfer rate and wide capture-range

Satoru Higashino, Shoei Kobayashi, Tamotsu Yamagami

Proceedings Volume 6620, 66200Y (2007) https://doi.org/10.1117/12.738923

KEYWORDS: Data storage, Clocks, Signal processing, Sensors, Data acquisition, Video, Data processing, Digital signal processing, Digital electronics, Logic

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Proceedings Article | 13 August 1992 Paper

Viterbi detection of partial response on a magneto-optical recording channel

Minoru Tobita, Tamotsu Yamagami, Tetsu Watanabe

Proceedings Volume 1663, (1992) https://doi.org/10.1117/12.137538

KEYWORDS: Magnetism, Molybdenum, Modulation, Clocks, Phase measurement, Phase shift keying, Signal detection, Servomechanisms, Optical storage, Detection and tracking algorithms

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Proceedings Article | 1 July 1991 Paper

New approach to high-density recording on a magneto-optical disk

Goro Fujita, Yoshinori Urakawa, Tamotsu Yamagami, Tetsu Watanabe

Proceedings Volume 1499, (1991) https://doi.org/10.1117/12.45914

KEYWORDS: Modulation, Magnetism, Laser irradiation, Channel projecting optics, Forward error correction, Signal to noise ratio, Optical simulations, Molybdenum, Interference (communication), Microscopes

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Proceedings Article | 1 August 1990 Paper

High-density magneto-optical recording with magnetic field modulation and pulsed laser irradiation

Tamotsu Yamagami, Susumu Senshu, Katsuhiro Seo, Tetsu Watanabe, Yoshio Aoki

Proceedings Volume 1316, (1990) https://doi.org/10.1117/12.22040

KEYWORDS: Magnetism, Head, Molybdenum, Modulation, Laser irradiation, Eye, Thin films, Pulsed laser operation, Clocks, Laser development

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