Dr. Daisuke Sakaizawa Profile

Dr. Daisuke Sakaizawa

Optical Remote Sensing at Japan Aerospace Exploration Agency

SPIE Involvement:

Conference Program Committee | Author

Publications (16)

Proceedings Article | 20 September 2020 Presentation + Paper

Vegetation observation using LIDAR and imager from space: A status report of MOLI

Trung Nguyen, Rei Mitsuhashi, Yoshito Sawada, Daisuke Sakaizawa, Tadashi Imai, Toshiyoshi Kimura

Proceedings Volume 11530, 1153008 (2020) https://doi.org/10.1117/12.2573832

KEYWORDS: LIDAR, Imaging systems, Vegetation, Power supplies, Natural disasters, Space operations, Laser optics, Laser components, Climatology, Failure analysis

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Proceedings Article | 14 October 2019 Presentation + Paper

Development status of MOLI (Multi-footprint Observation lidar and Imager)

Jumpei Murooka, Rei Mitsuhashi, Daisuke Sakaizawa, Tadashi Imai, Toshiyoshi Kimura, Kazuhiro Asai, Kohei Mizutani

Proceedings Volume 11151, 1115106 (2019) https://doi.org/10.1117/12.2534429

KEYWORDS: LIDAR, Imaging systems, Error analysis, Signal detection, Carbon, L band, Transmitters, Biological research, Carbon dioxide, Absorption

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Proceedings Article | 5 September 2019 Open Access

Feasibility study for the potential CO2 measurement from space using the 1.57‐μm differential laser absorption mission

D. Sakaizawa, S. Kawakami, M. Nakajima

Proceedings Volume 10565, 105655V (2019) https://doi.org/10.1117/12.2552436

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Proceedings Article | 11 October 2018 Presentation + Paper

Overview of vegetation Lidar “MOLI”

Rei Mitsuhashi, Jumpei Murooka, Daisuke Sakaizawa, Tadashi Imai, Toshiyoshi Kimura, Kazuhiro Asai, Haruhisa Shimoda

Proceedings Volume 10785, 107850Q (2018) https://doi.org/10.1117/12.2326225

KEYWORDS: Vegetation, LIDAR, Satellites, Aerospace engineering

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Proceedings Article | 21 November 2017 Open Access

The development of CO2 dial for the calibration and validation of GOSAT data

Masakatsu Nakajima, Shuji Kawakami, Daisuke Sakaizawa, Toshiyoshi Kimura, Takashi Hamazaki

Proceedings Volume 10566, 105661J (2017) https://doi.org/10.1117/12.2308226

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Proceedings Article | 20 November 2017 Open Access

Mission study of up-link laser differential absorption sensing

Yohei Satoh, Yoshikazu Chishiki, Daisuke Sakaizawa, Shiro Yamakawa

Proceedings Volume 10564, 1056433 (2017) https://doi.org/10.1117/12.2309102

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Proceedings Article | 14 December 2016 Presentation

Japanese vegetation lidar (MOLI) on ISS (Conference Presentation)

Toshiyoshi Kimura, Tadashi Imai, Daisuke Sakaizawa, Junpei Murooka

Proceedings Volume 10000, 100000C (2016) https://doi.org/10.1117/12.2242771

KEYWORDS: LIDAR, Synthetic aperture radar, Vegetation, Imaging systems, Calibration, Satellites, L band, Laser development, Transmitters, Image registration

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Proceedings Article | 5 May 2016 Paper

Overview and status of vegetation lidar mission MOLI

Jumpei Murooka, Daisuke Sakaizawa, Tadashi Imai, Toshiyoshi Kimura, Kazuhiro Asai

Proceedings Volume 9879, 987908 (2016) https://doi.org/10.1117/12.2227965

KEYWORDS: LIDAR, Vegetation, Carbon, Aerospace engineering, Imaging systems, Sensors, Transmitters, Pulsed laser operation, Laser energy, Atmospheric monitoring

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Proceedings Article | 12 October 2015 Paper

Concept study of a vegetation lidar on International Space Station

T. Kimura, T. Imai, D. Sakaizawa, T. Kobayashi, J. Murooka

Proceedings Volume 9639, 96390K (2015) https://doi.org/10.1117/12.2196424

KEYWORDS: LIDAR, Imaging systems, Transmitters, Vegetation, Synthetic aperture radar, Signal to noise ratio, Carbon, Satellites, Calibration, Receivers

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Proceedings Article | 22 October 2013 Paper

Overview of Japan's spaceborne vegetation lidar mission

Jumpei Murooka, Takashi Kobayashi, Tadashi Imai, Keiko Suzuki, Daisuke Sakaizawa, Shiro Yamakawa, Ryota Sato, Haruo Sawada, Kazuhiro Asai

Proceedings Volume 8894, 88940B (2013) https://doi.org/10.1117/12.2029119

KEYWORDS: LIDAR, Vegetation, Signal to noise ratio, Sensors, Imaging systems, Detector arrays, Prototyping, Carbon, Pulsed laser operation, Space telescopes

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Proceedings Article | 19 November 2012 Paper

Three-year program to improve critical 1-micron Qsw laser technology for Earth observation

Daisuke Sakaizawa, Yoshikazu Chishiki, Yohei Satoh, Tatsuyuki Hanada, Shiro Yamakawa, Takayo Ogawa, Satoshi Wada, Shoken Ishii, Kohei Mizutani, Motoaki Yasui

Proceedings Volume 8526, 85260V (2012) https://doi.org/10.1117/12.979665

KEYWORDS: Laser applications, LIDAR, Semiconductor lasers, Diodes, Transmitters, Space operations, Contamination, Reliability, Space telescopes, Thermography

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Proceedings Article | 15 October 2011 Paper

Airborne flight campaign for GOSAT validation

Tomoaki Tanaka, Daisuke Sakaizawa, Isamu Morino, Yuki Miyamoto, Makoto Inoue, Toshinobu Machida, Yosuke Sawa, Hidekazu Matsueda, Shuji Kawakami, Masakatsu Nakajima, Osamu Uchino

Proceedings Volume 8176, 81760J (2011) https://doi.org/10.1117/12.898549

KEYWORDS: Fourier transforms, Carbon dioxide, Satellites, Absorption, Sensors, Calibration, Gases, Earth observing sensors, Environmental sensing, Carbon monoxide

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Proceedings Article | 30 September 2011 Paper

Improvement of the 1.57-micron laser absorption sensor with chirp modulation to evaluate spatial averaging carbon dioxide density

Daisuke Sakaizawa, Shuji Kawakami, Tomoaki Tanaka, Masakatsu Nakajima

Proceedings Volume 8182, 81820E (2011) https://doi.org/10.1117/12.898792

KEYWORDS: Modulation, Carbon dioxide, Absorption, Aerosols, Signal detection, Carbon dioxide lasers, Sensors, Spectroscopy, Remote sensing, Laser development

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Proceedings Article | 11 November 2010 Paper

Performance analysis on 1.6 micron CW modulation laser absorption spectrometer for CO2 sensing

Masaharu Imaki, Shumpei Kameyama, Yoshihito Hirano, Shinichi Ueno, Shuji Kawakami, Daisuke Sakaizawa, Masakatsu Nakajima

Proceedings Volume 7860, 786005 (2010) https://doi.org/10.1117/12.869432

KEYWORDS: Carbon dioxide, Signal to noise ratio, Carbon dioxide lasers, Modulation, Absorption, Sensors, Polarization, Speckle, Calibration, Continuous wave operation

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SPIE Journal Paper | 1 October 2010

Ground-based demonstration of a CO₂ remote sensor using a 1.57µm differential laser absorption spectrometer with direct detection

Daisuke Sakaizawa, Shuji Kawakami, Masakatsu Nakajima, Yosuke Sawa, Hidekazu Matsueda

JARS, Vol. 4, Issue 01, 043548, (October 2010) https://doi.org/10.1117/12.10.1117/1.3507092

KEYWORDS: Carbon monoxide, Signal to noise ratio, Clouds, Absorption, Sensors, Aerosols, Spectroscopy, Carbon dioxide, Backscatter, Modulation

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Proceedings Article | 12 August 2009 Paper

Path-averaged atmospheric CO2 measurement using a 1.57 μm active remote sensor compared with multi-positioned in situ sensors

Daisuke Sakaizawa, Shuji Kawakami, Masakatsu Nakajima, Yosuke Sawa, Hidekazu Matsueda, Kazuhiro Asai, Syumpei Kameyama, Masaharu Imaki, Yoshihito Hirano, Shinichi Ueno

Proceedings Volume 7460, 746006 (2009) https://doi.org/10.1117/12.828573

KEYWORDS: Carbon dioxide, Sensors, Absorption, Atmospheric sensing, Environmental sensing, Remote sensing, Spectroscopy, In situ metrology, In situ remote sensing, Atmospheric laser remote sensing

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Showing 5 of 16 publications

Conference Committee Involvement (3)

Lidar and Optical Remote Sensing for Environmental Monitoring XVII

2 December 2024 | Kaohsiung, Taiwan

Lidar Remote Sensing for Environmental Monitoring XVI

24 September 2018 | Honolulu, Hawaii, United States

Lidar Remote Sensing for Environmental Monitoring XV

4 April 2016 | New Delhi, India

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