[Xiao, Fuliang; Zhang, Sai; Yin, Qinpei; Yang, Qiwu; Tang, Jiawen; Zhou, Qinghua; Deng, Zhoukun] Changsha Univ Sci & Technol, Sch Phys & Elect Sci, Changsha, Peoples R China.
[Yang, Hongming] Changsha Univ Sci & Technol, Sch Elect & Informat Engn, Changsha, Peoples R China.
[Kasahara, Yoshiya] Kanazawa Univ, Grad Sch Nat Sci & Technol, Kanazawa, Japan.
[Nakamura, Satoko; Miyoshi, Yoshizumi; Hori, Tomoaki] Nagoya Univ, Inst Space Earth Environm Res, Nagoya, Japan.
[Kasaba, Yasumasa; Tsuchiya, Fuminori; Kumamoto, Atsushi] Tohoku Univ, 6-3 Aoba, Sendai, Japan.