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Katia Nagamine Urata, Josaphat Tetuko Sri Sumantyo, Cahya E. Santosa and Tor Viscor
A compact synthetic aperture radar microsatellite antenna operating in the L-band is presented. To reduce size and weight of the small spaceborne SAR, we utilize a lightweight deployable parabolic mesh reflector and operate at low Earth orbital altitudes...
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Ke Tian,Mamoru Endo,Mayu Urata,Katsuhiro Mouri,Takami Yasuda
Pág. pp. 11 - 18
Understanding solar movement (e.g., solar diurnal motion) is difficult for those are beginning to learn about astronomy. Previous research has revealed that observation-based learning can help make astronomical phenomena clearer to understand for such le...
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Ke Tian,Mamoru Endo,Mayu Urata,Katsuhiro Mouri,Takami Yasuda
Pág. pp. 32 - 39
It is possible to improve learnersâ?? understanding of the concept of lunar phases by using Observation based Learning (OBL). In this research, Smartphone Augmented Reality (AR) technology was used to develop a multi-viewpoint AR-based mobile learning (M...
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Md. Rabiul Awual, Shinya Urata, Akinori Jyo, Masao Tamada, Akio Katakai
Pág. 689 - 696
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