Shin Kaneko, Sang-Yuep Kim, Noriki Miki, Hideaki Kimura, Hisaya Hadama, Koichi Takiguchi, Hiroshi Yamazaki, Takashi Yamada, Yoshiyuki Doi. Spectrally Efficient Frequency-Domain Optical CDM Employing QAM Based on Electrical Spatial Code Spreading. IEICE Transactions, 94-B(10):2877-2880, 2011. [doi]
Abstract is missing.