1. (1) “Safety of laser products”, IEC60825-1 (2001)
2. “Safety of FSOCS used for transmission of information”, IEC60825-12 (2004)
3. (3) F. Katsuo, H. Kiuchi, E. Morikawa, and Y. Arimoto: “Wireless System Demonstration Trial Using a Low-Altitude Station-Keeping Test Airship — Optical Communications Experiment —”, Technical Report of IEICE, SANE2004-81, pp. 25-29 (2005) (in Japanese)
4. (4) K. Kazaura, K. Omae, T. Suzuki, M. Matsumoto, T. Sato, K. Asatani, M. Hatori, T. Murakami, K. Takahashi, H. Matsumoto, K. Wakamori, and Y. Arimoto : “Mitigation of Atmospheric Effects on Terrestrial FSO Communication Systems by using High-Speed Beam Tracking Antenna”, Proc. SPIE, Vol. 6105, 6105N (2006)