Dr. Keiji Imaoka
at Yamaguchi Univ
SPIE Involvement:
Author
Publications (20)

Proceedings Article | 26 November 2014 Paper
Hiroyuki Tsutsui, Keiji Imaoka, Misako Kachi, Takeshi Maeda, Marehito Kasahara, Norimasa Ito, Taikan Oki, Haruhisa Shimoda
Proceedings Volume 9264, 92640E (2014) https://doi.org/10.1117/12.2068277
KEYWORDS: Microwave radiation, Radiometry, Soil science, Liquids, Calibration, Clouds, Satellites, Global Positioning System, Polarization, Antennas

Proceedings Article | 19 November 2012 Paper
Marehito Kasahara, Keiji Imaoka, Misako Kachi, Hideyuki Fujii, Kazuhiro Naoki, Takashi Maeda, Norimasa Ito, Keizo Nakagawa, Taikan Oki
Proceedings Volume 8533, 853307 (2012) https://doi.org/10.1117/12.975810
KEYWORDS: Satellites, Calibration, Microwave radiation, Antennas, Radiometry, Climatology, Temperature metrology, Environmental sensing, Climate change, Space operations

Proceedings Article | 19 November 2012 Paper
Yhosiaki Honda, Koji Kajiwara, Ram Sharma, Akiko Ono, Keiji Imaoka, Hiroshi Murakami, Masahiro Hori, Yusaku Ono, Dim Rostand
Proceedings Volume 8533, 853308 (2012) https://doi.org/10.1117/12.975802
KEYWORDS: Unmanned aerial vehicles, Reflectivity, Bidirectional reflectance transmission function, Sensors, Vegetation, Algorithm development, Satellites, Biological research, Earth observing sensors, Imaging systems

Proceedings Article | 9 November 2012 Paper
Taikan Oki, Keiji Imaoka, Misako Kachi
Proceedings Volume 8528, 852816 (2012) https://doi.org/10.1117/12.977697
KEYWORDS: Satellites, Microwave radiation, Radiometry, Soil science, Earth observing sensors, Clouds, Temperature metrology, Polarization, Liquids, Algorithm development

Proceedings Article | 9 November 2012 Paper
Keiji Imaoka, Takashi Maeda, Misako Kachi, Marehito Kasahara, Norimasa Ito, Keizo Nakagawa
Proceedings Volume 8528, 852815 (2012) https://doi.org/10.1117/12.977774
KEYWORDS: Terbium, Satellites, Calibration, Radiometry, Microwave radiation, Electromagnetic coupling, Earth observing sensors, Reflectors, Temperature metrology, Environmental sensing

Showing 5 of 20 publications
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