Design and evaluation of optical antenna module suitable for Radio-on Free-Space Optics link system for ubiquitous wireless

Koichi Takahashi^*, Takeshi Higashino, Takuya Nakamura, Yuji Aburakawa, Katsutoshi Tsukamoto, Shozo Komaki, Kazuhiko Wakamori, Toshiji Suzuki, Kamugisha Kazaura, Alam Mohammad Shah, Kazunori Omae, Mitsuji Matsumoto, Yuichi Miyamoto