Dr. Toshiyuki Ando Profile

Dr. Toshiyuki Ando

at Mitsubishi Electric Corp

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 29 March 2023 Presentation + Paper

Coherent beam combine based on a single photodetector without local beam optics

Tomohiro Akiyama, Akihiro Fujie, Yuta Takemoto, Hitomi Ono, Eisuke Haraguchi, Toshiyuki Ando, Yosuke Akino, Hideaki Ochimizu

Proceedings Volume 12413, 124130K (2023) https://doi.org/10.1117/12.2651053

KEYWORDS: Bragg cells, Laser frequency, Heterodyning, Photodetectors, Free space optics, Optical transmission, Signal detection, Infrared cameras, Phased array optics, Phase modulation

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Proceedings Article | 15 March 2023 Poster + Paper

Development of spatial coherent optical receiver with a size of 100mm square for inter-satellite communication

Hitomi Ono, Tomohiro Akiyama, Eisuke Haraguchi, Toshiyuki Ando

Proceedings Volume 12413, 124131P (2023) https://doi.org/10.1117/12.2650261

KEYWORDS: Receivers, Signal detection, Optical coherence, Photodiodes, Optical communications, Hybrid optics, Satellites, Optical path differences, Telecommunications, Integrated optics

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Proceedings Article | 2 March 2020 Presentation + Paper

FPGA implementation of scintillation tolerant adaptive DSP for 4 Gbps coherent reception

Keisuke Matsuda, Shota Koshikawa, Tsuyoshi Yoshida, Naoki Suzuki, Toshiyuki Ando

Proceedings Volume 11272, 112720O (2020) https://doi.org/10.1117/12.2544050

KEYWORDS: Digital signal processing, Signal to noise ratio, Receivers, Clocks, Forward error correction, Field programmable gate arrays, Optical amplifiers, Signal detection

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Proceedings Article | 2 March 2020 Presentation + Paper

Development of coherent light source with wavelength of 1.5 micron for optical satellite communication

T. Ando, E. Haraguchi, Y. Sato, K. Hasegawa, Y. Takemoto, K. Matsuda, Y. Yajima

Proceedings Volume 11272, 1127210 (2020) https://doi.org/10.1117/12.2546902

KEYWORDS: Satellite communications, Satellites, Light sources, Optical communications, Doppler effect, Optical components, Prototyping, Signal to noise ratio, Modulation, Relays

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Proceedings Article | 16 March 2015 Paper

Evaluation of developing inertial stabilization unit

Masaki Haruna, Kazuhide Kodeki, Seiichi Shimizu, Kazuhiko Fukushima, Osamu Takahara, Toshiyuki Ando, Jiro Suzuki, Eisuke Haraguchi

Proceedings Volume 9354, 93540N (2015) https://doi.org/10.1117/12.2077933

KEYWORDS: Sensors, Actuators, Magnetism, Optical isolators, Feedback control, Laser systems engineering, Satellites, Magnetic sensors, Laser stabilization

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Proceedings Article | 19 November 2012 Paper

Wind sensing demonstration of more than 30km measurable range with a 1.5 μm coherent Doppler lidar which has the laser amplifier using Er,Yb:glass planar waveguide

Shumpei Kameyama, Takeshi Sakimura, Yojiro Watanabe, Toshiyuki Ando, Kimio Asaka, Hisamichi Tanaka, Takayuki Yanagisawa, Yoshihito Hirano, Hamaki Inokuchi

Proceedings Volume 8526, 85260E (2012) https://doi.org/10.1117/12.977330

KEYWORDS: Optical amplifiers, Signal processing, LIDAR, Planar waveguides, Laser amplifiers, Doppler effect, Wind energy, Telescopes, Polarization, Signal detection

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Proceedings Article | 19 November 2012 Paper

1.5-μm high average power laser amplifier using an Er,Yb:glass planar waveguide for coherent Doppler LIDAR

Takeshi Sakimura, Yojiro Watanabe, Toshiyuki Ando, Shumpei Kameyama, Kimio Asaka, Hisamichi Tanaka, Takayuki Yanagisawa, Yoshihito Hirano, Hamaki Inokuchi

Proceedings Volume 8526, 852604 (2012) https://doi.org/10.1117/12.976293

KEYWORDS: Waveguides, Doppler effect, LIDAR, Planar waveguides, Laser amplifiers, Cladding, Optical amplifiers, Glasses, Laser development, Pulsed laser operation

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Proceedings Article | 15 May 2012 Paper

High-frame rate Shack Hartmann wavefront sensor based on flexible read-out technique for C-MOS image sensor

J. Suzuki, T. Ando

Proceedings Volume 8395, 83950I (2012) https://doi.org/10.1117/12.918400

KEYWORDS: Wavefronts, Wavefront sensors, Image sensors, Prototyping, Sensors, Adaptive optics, Spatial light modulators, Deformable mirrors, Control systems, Telescopes

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Proceedings Article | 22 February 2011 Paper

Coherent homodyne receiver with a compensator of Doppler shifts for inter orbit optical communication

Toshiyuki Ando, Eisuke Haraguchi, Kenichi Tajima, Yoshihito Hirano, Tatsuyuki Hanada, Shiro Yamakawa

Proceedings Volume 7923, 79230J (2011) https://doi.org/10.1117/12.876564

KEYWORDS: Doppler effect, Receivers, Satellites, Homodyne detection, Optical communications, Satellite communications, Mode locking, Telecommunications, Oscillators, Hybrid optics

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Proceedings Article | 13 February 2001 Paper

Self-compensated coherent integration method for coherent lidar system

Shumpei Kameyama, Takahiko Fujisaka, Kimio Asaka, Toshiyuki Ando, Yasuharu Koyata, Yoshihito Hirano, Shusou Wadaka, Toru Tajime

Proceedings Volume 4153, (2001) https://doi.org/10.1117/12.417064

KEYWORDS: Signal to noise ratio, Doppler effect, Signal processing, LIDAR, Signal detection, Sensing systems, Interference (communication), Telescopes, Switches, Attenuators

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Showing 5 of 10 publications

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