"FUMIO KOYAMA,Koichi Hasebe,Yusuke Mada,Takeru Sakairi,Akihiro Matsutachi","High-Speed Optical Modulation based on Frequency-Modulated VCSELs and Optical Filters","IPRM2009","2009 International Conference on Indium Phosphide and Related Materials",,"  ThB1-5",,"pp. 379-382",2009,May
"馬田 祐輔,長谷部浩一,坂入 健,坂口 孝浩,松谷 晃宏,小山 二三夫","光フィルタリングによる直接変調面発光レーザの変調帯域拡大",,"第56回応用物理学関係連合講演会",,,"  1p-G-11","p. 1198",2009,Mar.
"Koichi Hasebe,Takahiro Sakaguchi,Yusuke Mada,Fumio Koyama,Xiaoxue Zhao","Bandwidth Enhancement of Directly Modulated DFB Lasers and EML Lasers using Optical Equalizers","21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008",,,,"  WV4","pp. 593-594",2008,Nov.
"長谷部浩一,馬田祐輔,小山二三夫","ファブリ・ペローエタロンによる全光イコライゼーションの提案",,"第69回応用物理学会学術講演会",,,"  5a-ZN-5",,2008,Sept.
"馬田祐輔,小山二三夫","周波数変調面発光レーザによる超高速変調の検討",,"第55回応用物理学関係連合講演会",,,"  29a-ZG-3",,2008,Mar.