4-channel polarization-insensitive semiconductor optical amplifier (SOA) gate array integrated with spot-size converters Yoshimoto, N. ; Magari, K. ; Kawaguchi, Y. ; Kishi, K. ; Mitomi, O. ; Kondo, Y. ; Kadota, Y. ; Ito, T. ; Tohmori, Y. ; Yoshikuni, Y. ; Nakajima, O. ; Hasumi, Y. Abstract Publication: Optics & Photonics News Pub Date: November 1997 Bibcode: 1997OptPN...8...48Y