Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe. Large-scale optical-switch prototype compactly implemented with novel functional configuration. In Optical Fiber Communications Conference and Exhibition, OFC 2015, Los Angeles, CA, USA, March 22-26, 2015. pages 1-3, IEEE, 2015. [doi]