成 果

論  文 

論文(Full paper)

M. Toyoshima, N. Miyashita, Y. Takayama, H. Kunimori, S. Kimura, “System Analysis of Non Mechanical Compact Optical Transceiver for Wireless Communications with a VCSEL Array,” accepted in Journal of Communications (2009).

M. Toyoshima, Y. Takayama, W. Klaus, H. Kunimori, M. Fujiwara, M. Sasaki, "Free-space quantum cryptography with quantum and telecom communication channels", Acta Astronautica, Vol. 63, pp. 179-184, (2008)

M. Toyoshima, T. Takahashi, K. Suzuki, S. Kimura, K. Takizawa, T. Kuri, W. Klaus, M. Toyoda, H. Kunimori, T. Jono, Y. Takayama, K. Arai, “Ground-To-Satellite Laser Communication Experiments,” IEEE Aerospace & Electronics Systems Magazine, Vol. 23, No. 8, pp.10-18 (2008).

R. Ursin and M. Toyoshima, “Quantum Information and Quantum Physics in Space,” IEEE Satellite and Space Communications Newsletter, Vol. 18, No. 1, pp. 7-8 (2008).

M. Toyoshima, W. R. Leeb, H. Kunimori, and T. Takano, "Comparison of microwave and light wave communication systems in space applications," Optical Engineering, Vol. 46, No.1, pp. 015003-1-7 (2007). 

M. Toyoshima, K. Takizawa, T. Kuri, W. Klaus, M. Toyoda, K. Suzuki, T. Takahashi, S. Kimura, H. Kunimori, T. Jono, Y. Takayama, K. Arai, "An overview of the optical communication experiment between the OICETS satellite and the optical ground station in NICT," Journal of electrotechnik und informationstechnik (e&i), Vol. 124, No. 6, pp. 193-199 (2007).

M. Toyoshima, Y. Takayama, T. Takahashi, K. Suzuki, S. Kimura, K. Takizawa, T. Kuri, W. Klaus, M. Toyoda, H. Kunimori, T. Jono, “Laser beam propagation in ground-to-OICETS laser communication links,” Journal of Space Technology and Science, 23, pp. 30-45 (2007).

M. Toyoshima, F. Fidler, M. Pfennigbauer, and W. R. Leeb, "Non-Mechanical Two-Dimensional Optical Beam Deflector Operated by Wavelength Tuning," Optics Express, Vol. 14, No. 9, pp: 4092-4100 (2006).

M. Toyoshima, "Maximum fiber coupling efficiency and optimum beam size in the presence of random angular jitter for free-space laser systems and their applications," J. Opt. Soc. Am. A, Vol. 23, No. 9, pp. 2246-2250 (2006).

M. Toyoshima, S. Yamakawa, T. Yamawaki, K. Arai, M. Reyes, A. Alonso, Z. Sodnik, and B. Demelenne, "Long-term statistics of laser beam propagation in an optical ground-to-geostationary satellite communications link," IEEE trans. on Antennas and Propagation, Vol. 53, No. 2, pp. 842-850, February (2005).

M. Toyoshima, "Trends in satellite communications and the role of optical free-space communications [Invited]," Journal of Optical Networking 4, 300-311 (2005),

M. Toyoshima, S. Yamakawa, T. Yamawaki, and K. Arai, "Reconfirmation of the optical performances of the laser communications terminal onboard the OICETS satellite," Acta Astronautica, Vol.55, Issues 3-9, pp.261-269 (2004).

M. Toyoshima, "Optical link equations and fade statistics in the presence of random pointing-jitter for optical space communications," in Research Signpost publisher’s review book, Recent Research Developments in Optical Engineering, Vol. 5, pp.18-33 (2003).

M. Toyoshima, T. Jono, K. Nakagawa and A. Yamamoto, "Optimum divergence angle of a Gaussian beam wave in the presence of random jitter in free-space laser communication systems," Journal of Optical Society of America A, Vol. 19, No. 3, pp. 567-571 (2002).  http://www.OpticsInfoBase.org/abstract.cfm?id=68148

M. Toyoshima and K. Araki, "In-orbit measurements of short term attitude and vibrational environment on the Engineering Test Satellite VI using laser communication equipment," Optical Engineering, Vol. 40, No. 5, pp. 827-832 (2001).

M. Toyoshima, N. Takahashi, T. Jono, T. Yamawaki, K. Nakagawa and A. Yamamoto, "Mutual alignment errors due to the variation of wave-front aberrations in a free-space laser communication link," Optics Express, Vol. 9, No. 11, pp. 592-602 (2001). http://www.opticsexpress.org/abstract.cfm?URI=OPEX-9-11-592

M. Toyoshima and K. Araki, "Effects of time averaging on optical scintillation in a ground-to-satellite atmospheric propagation," Applied Optics, Vol. 39, No. 12, pp. 1911-1919 (2000).

M. Toyoshima and K. Araki, "Far-field pattern measurement of an onboard laser transmitter by use of a space-to-ground optical link," Applied Optics, Vol. 37, No. 10, pp. 1720-1730 (1998).

M. Toyoshima, K. Araki, Y. Arimoto, M. Toyoda, M. Jeganathan, K. Wilson and J. R. Lesh, "Reduction of ETS-VI Laser Communication Equipment Optical-Downlink Telemetry Collected During GOLD," Telecommunications and Data Acquisition Progress Report 42-128, October-December 1996, Jet Propulsion Laboratory, Pasadena, California, pp. 1-9, February 15 (1997).  http://tmo.jpl.nasa.gov/tmo/progress_report/42-128/128I.pdf

解説論文、レビュー論文(Full paper)

豊嶋守生、高山佳久、「宇宙光通信の動向と今後の計画」、OPTORONICS、マイクロ波・ミリ波フォトニクス最新動向特集号、pp. 141-148、2008年11月号。

豊嶋守生、「光宇宙通信技術の研究開発動向」、Space Japan Review 12–1月号、AIAA 衛星通信フォーラム、No.44, December 2005 / January 2006。

豊嶋守生、「衛星間レーザ通信の捕捉・追尾・指向技術―電波と光波通信システムの比較と利用動向―」、電子情報通信学会誌、Vol.88、No.4、pp.276-283、2005年4月。

M. Toyoshima, "Optical space communications in Japan," Functional Materials, Institute for Single Crystals, Vol. 10, No. 3, pp. 427-438, (2003).
http://www.isc.kharkov.com/journal/contents/10-3/FM103-25.pdf

著書

H. Hemmati, "Near Earth Laser Communications," CRC Press, Ed. Hamid Hemmati, New York (2009). M. Toyoshima wrote "Systems Engineering and Design Drivers" in Chapter 2.

“Non Mechanical Compact Optical Transceiver for Wireless Communications with a VCSEL Array”, to be published in IN-TECH Book.