*Tatsuo Dougakiuchi¹ (1. Central Research Laboratory, Hamamatsu Photonics K.K. )

*Yuji Ichikawa¹, Kiyohito Yokoi¹, Ippei Asahi¹ (1. Shikoku Research Institute)

*Kiyohito Yokoi¹, Yuji Ichikawa¹, Ippei Asahi¹, Shigeru Yamaguchi² (1. Shikoku Research Institute, 2. Tokai University)

*Masakazu Ogita¹, Sachiyo Sugimoto¹, Ippei Asahi¹, Tatsuo Shiina² (1. SHIKOKU RESEARCH INSTITUTE INC., 2. Chiba University)

*Megumi Otose¹, Tetsuhito Watanabe¹, Naoyuki Okubo¹, Takahiro Sato¹, Taiki Toyonaga¹, Chiaki Ohae², Masayuki Katsuragawa^1,2, Mitsumu K. Ejiri^3,4, Takuji Nakamura^3,4 (1. U. of Electro-Comms. Dep. of Eng. Sci., 2. U. of Electro-Comms. IAS, 3. NIPR, 4. SOKENDAI)

*Ippei Asahi¹, Sachiyo Sugimoto¹, Yuji Ichikawa¹, Nozomi Yamashita¹, Hiroko Kitazume¹ (1. Shikoku Research Institute Inc.)