Frequency-Domain Equalization for Coherent Optical Single-Carrier Transmission Systems. - Koichi Ishihara; Takayuki Kobayashi; Riichi Kudo; Yasushi Takatori; Akihide Sano; Yutaka Miyamoto (IEICE Trans. Commun., 2009)

Ultra-High Capacity Optical Transmission Technologies for 100 Tbit/s Optical Transport Networks. - Akihide Sano; Takayuki Kobayashi; Eiji Yoshida; Yutaka Miyamoto (IEICE Trans. Commun., 2011)

12-core × 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization. - Takayuki Mizuno; Takayuki Kobayashi; Hidehiko Takara; Akihide Sano; Hiroto Kawakami; T. Nakagawa; Yutaka Miyamoto; Yoshiteru Abe; T. Goh; Manabu Oguma; Taiji Sakamoto; Yusuke Sasaki; et al. (OFC, 2014)

Petabit/s transmission using multicore fibers. - Akihide Sano; Hidehiko Takara; Takayuki Kobayashi; Yutaka Miyamoto (OFC, 2014)

Adaptive MIMO equalization for few-mode fiber transmission with various differential mode delays. - D. Lee; Kohki Shibahara; Takayuki Kobayashi; Takayuki Mizuno; Hidehiko Takara; Akihide Sano; Hiroto Kawakami; T. Nakagawa; Yutaka Miyamoto (ECOC, 2015)

Dense space division multiplexing long haul transport system using multi-core/multi-mode fibre. - Takayuki Mizuno; Hidehiko Takara; Akihide Sano; Yutaka Miyamoto (ECOC, 2015)

160-Gbps Nyquist PAM4 transmitter using a digital-preprocessed analog-multiplexed DAC. - Hiroshi Yamazaki; Munehiko Nagatani; Shigeru Kanazawa; Hideyuki Nosaka; Toshikazu Hashimoto; Akihide Sano; Yutaka Miyamoto (ECOC, 2015)

Dense space division multiplexed transmission over multi-core and multi-mode fiber. - Takayuki Mizuno; Hidehiko Takara; Akihide Sano; Yutaka Miyamoto (OFC, 2015)

5 × 1-Tb/s PDM-16QAM transmission over 1, 920 km using high-speed InP MUX-DAC integrated module. - Akihide Sano; Munehiko Nagatani; Hideyuki Nosaka; Yutaka Miyamoto (OFC, 2015)

Dense SDM (12-core × 3-mode) transmission over 527 km with 33.2-ns mode-dispersion employing low-complexity parallel MIMO frequency-domain equalization. - Kohki Shibahara; Takayuki Mizuno; Hidehiko Takara; Akihide Sano; H. Kawakami; D. Lee; Yutaka Miyamoto; Hirotaka Ono 002; Manabu Oguma; Yoshiteru Abe; Takayuki Kobayashi; Takashi Matsui; et al. (OFC, 2015)

Generation of 448-Gbps OTDM-PDM-16QAM signal with an integrated modulator using orthogonal CSRZ pulses. - Hiroshi Yamazaki; Takashi Goh; Toshikazu Hashimoto; Akihide Sano; Yutaka Miyamoto (OFC, 2015)

1-Pb/s (32 SDM/46 WDM/768 Gb/s) C-band dense SDM transmission over 205.6-km of single-mode heterogeneous multi-core fiber using 96-Gbaud PDM-16QAM channels. - Takayuki Kobayashi; Masanori Nakamura; Fukutaro Hamaoka; Kohki Shibahara; Takayuki Mizuno; Akihide Sano; H. Kawakami; Akira Isoda; Munehiko Nagatani; Hiroshi Yamazaki; Yutaka Miyamoto; Yoshimichi Amma; et al. (OFC, 2017)

120-GBaud coded 8 dimensional 16QAM WDM transmission using low-complexity iterative decoding based on bit-wise log likelihood ratio. - Masanori Nakamura; Fukutaro Hamaoka; Asuka Matsushita; Hiroshi Yamazaki; Munehiko Nagatani; Akihide Sano; Akira Hirano; Yutaka Miyamoto (OFC, 2017)

Long-Haul Repeatered Transmission Using Distributed Raman Ring Laser Amplification with Second-Order Bidirectional Pumping. - Akihide Sano; Takayuki Ogawa (OECC/PSC, 2019)

Nonlinearity mitigation of PDM-16QAM signal using multiple CSI-OPCs in ultra-long haul transmission without excess penalty. - Takeshi Umeki; Takayuki Kobayashi; Akihide Sano; Takuya Ikuta; Masashi Abe; Takushi Kazama; Koji Enbutsu; Ryoichi Kasahara; Yutaka Miyamoto (OECC/PSC, 2019)

Nonlinearity Mitigation of PDM-16QAM Signals Using Multiple CSI-OPCs in Ultra-Long-Haul Transmission without Excess Penalty. - Takeshi Umeki; Takayuki Kobayashi; Akihide Sano; Takuya Ikuta; Masashi Abe; Takushi Kazama; Koji Enbutsu; Ryoichi Kasahara; Yutaka Miyamoto (IEICE Trans. Commun., 2020)

Pumping scheme for Ultra-Wideband WDM Transmission Using Distributed Raman Amplification. - Kenta Nishikimi; Akihide Sano (OECC/PSC, 2022)