Technical Report entitled "Er-Doped Optical Fiber Amplifier", issued from Japanese Society of Electronic Data Communication (QQE92-71) with partial English translation. |
"Integrated Optical Module for Er-doped Fiber Amplifiers" in Spring Meeting of Japanese Society of Electronic Data Communication in 1992 (C-262). |
"A polarization coupler with a WDM filter and a polarization independent optical isolator" in Spring Meeting of Japanese Society of Electronic Data Communication in 1991 (B-964). |
"Optical Surface Mount Device" in Spring Meeting of Japanese Society of Electronic Data Communication in 1991 (C-263). |
"Integrated Optical Device with WDM, PBS and Isolator", in Spring Meeting of Japanese Society of Electronic Data Communication in 1991 (C-264). |