[1] Department of Electrical and Electronics Information Engineering, Toyohashi University of Technology, Toyohashi, AI 441-8580, Japan
[2] Central Research Laboratory, Hamamatsu Photonics K.K., Hamamatsu 434-8601, Japan
[3] Electronics-Inspired Interdisciplinary Research Institute (EIIRIS), Toyohashi University of Technology, Toyohashi, AI 441-8580, Japan