Fukutaro Hamaoka

72 papers B 1Journal 2Unranked 69

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	27-THz ISRS-Supported Transmission Over 1040 km in S+C+L+U and Extreme Longer-Wavelength Band. OFC Shimpei Shimizu, Kosuke Kimura, Akira Kawai, Masashi Abe, Shunya Konno, Takushi Kazama, Masanori Nakamura, Fukutaro Hamaoka, Koji Enbutsu, Takahiro Kashiwazaki, Munehiko Nagatani, Hitoshi Wakita, Yuta Shiratori, Hiroshi Yamazaki, Hiroyuki Takahashi, Takeshi Umeki, Takayuki Kobayashi, Yutaka Miyamoto
2025	—	`conf`	628 Gb/s Net Bitrate IMDD Transmission Using Ultra-broadband InP-DHBT-based Electrical Mixer with Upper-sideband Gain-enhanced Mode. OFC Masanori Nakamura, Teruo Jyo, Munehiko Nagatani, Hitoshi Wakita, Miwa Mutoh, Yuta Shiratori, Hiroki Taniguchi, Shuto Yamamoto, Fukutaro Hamaoka, Etsushi Yamazaki, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto
2025	—	`conf`	651-Gb/s Net Bitrate IMDD Transmission Using Electrical Bandwidth Multiplexing and Demultiplexing Techniques Based on Ultra-Broadband InP-DHBT Mixers. ECOC Masanori Nakamura, Munehiko Nagatani, Teruo Jyo, Hitoshi Wakita, Miwa Mutoh, Yuta Shiratori, Fukutaro Hamaoka, Hiroki Taniguchi, Shuto Yamamoto, Etsushi Yamazaki, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto
2025	—	`conf`	Inter-Core Crosstalk Estimation in Uni- and Bi-Directional Multiband WDM Transmissions. ECOC Kosuke Kimura, Shimpei Shimizu, Megumi Hoshi, Kohki Shibahara, Akira Kawai, Masanori Nakamura, Fukutaro Hamaoka, Takayuki Kobayashi, Yutaka Miyamoto
2025	—	`conf`	Long-Haul 2000-Km Single-Mode Fibre Transmission with Net Bitrate of 105.6 Tb/S in S+C+L Band Using Low-Noise Forward-Pumped Distributed Raman Amplification. ECOC Fukutaro Hamaoka, Hiroto Kawakami, Kosuke Kimura, Masanori Nakamura, Shimpei Shimizu, Takayuki Kobayashi, Yutaka Miyamoto, Etsushi Yamazaki
2025	—	`conf`	Net 107.7-Tb/s Triple-Band WDM Transmission Over 1200-km Single-Mode Fiber With Forward- and Backward-Pumped Distributed Raman Amplifiers. OFC Fukutaro Hamaoka, Kosuke Kimura, Masanori Nakamura, Takeo Sasai, Takayuki Kobayashi, Yutaka Miyamoto, Etsushi Yamazaki
2025	—	`conf`	Net Bitrate of $2.52-Tb/s/\lambda$ 120-km Single-Channel Transmission and $>\text{2-Tb/s/}\lambda \text{ 1040-km}$ WDM Transmission using InP-DHBT-Based All-Electronically Multiplexed 248-GBd Transmitter. ECOC Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hitoshi Wakita, Teruo Jyo, Yuta Shiratori, Etsushi Yamazaki, Hiroyuki Takahashi, Takayuki Kobayashi, Yutaka Miyamoto
2025	—	`conf`	Tens-Of-Metre Resolution Longitudinal Power Monitoring Over 302-Km Fibre Link. ECOC Takeo Sasai, Minami Takahashi, Fukutaro Hamaoka, Masanori Nakamura, Shuto Sugawara, Shuto Yamamoto, Hideki Nishizawa, Yoshiaki Sone, Etsushi Yamazaki
2025	—	`conf`	Visualizing Longitudinal Evolution of Forward- and Backward-Raman-Amplified Power and Gain. OFC Runa Kaneko, Takeo Sasai, Masanori Nakamura, Fukutaro Hamaoka, Etsushi Yamazaki
2024	—	`conf`	100-GHz-bandwidth InP-based On-board Coherent Tx Front-end enabling 2-Tb/s/λ Optical Transmission. OFC Hitoshi Wakita, Munehiko Nagatani, Yoshihiro Ogiso, Masanori Nakamura, Fukutaro Hamaoka, Yuta Shiratori, Takayuki Kobayashi, Yutaka Miyamoto, Hiroyuki Takahashi
2024	—	`conf`	110.7-Tb/s Single-Mode-Fiber Transmission over 1040 km with High-Symbol-Rate 144-GBaud PDM-PCS-QAM Signals. OFC Fukutaro Hamaoka, Masanori Nakamura, Takeo Sasai, Shuto Sugawara, Takayuki Kobayashi, Yutaka Miyamoto, Etsushi Yamazaki
2024	—	`conf`	4-lambda LAN-WDM 1.6-Tb/s 2-km Transmission with Nonlinear Maximum Likelihood Sequence Estimation. OFC Hiroki Taniguchi, Masanori Nakamura, Fukutaro Hamaoka, Shuto Yamamoto, Yutaka Miyamoto, Etsushi Yamazaki
2024	—	`conf`	AMUX-based Bandwidth Tripler with Time-interleaved Nonlinear Digital Pre-distortion Enabling 216-GBd PS-PAM8 Signal. OFC Masanori Nakamura, Munehiko Nagatani, Hiroshi Yamazaki, Teruo Jyo, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Hiroki Taniguchi, Shuto Yamamoto, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto
2024	—	`conf`	C+L+U-Band 14.85-THz WDM Transmission Over 80-km-Span G.654.E Fiber with Hybrid PPLN-OPA/EDFA U-Band Lumped Repeater Using 144-Gbaud PCS-QAM Signals. OFC Takayuki Kobayashi, Shimpei Shimizu, Akira Kawai, Masanori Nakamura, Masashi Abe, Takushi Kazama, Takeshi Umeki, Munehiko Nagatani, Kosuke Kimura, Hitoshi Wakita, Yuta Shiratori, Fukutaro Hamaoka, Hiroshi Yamazaki, Hiroyuki Takahashi, Yutaka Miyamoto
2024	—	`conf`	Double-decker CDC-ROADM node for multi-band network with wavelength band granularity. OFC Kenya Suzuki, Masashi Ota, Yoshie Morimoto, Keita Yamaguchi, Fukutaro Hamaoka, Shuto Sugawara, Takeo Sasai, Takayuki Kobayashi, Masanori Nakamura, Satomi Katayose, Takeshi Umeki, Daisuke Ogawa, Yiran Ma, Stefano Camatel, Mitsunori Fukutoku, Yutaka Miyamoto, Osamu Moriwaki
2024	—	`conf`	Fiber Longitudinal Monitoring of Inter-band-SRS-induced Power Transition in S+C+L WDM Transmission. OFC Runa Kaneko, Takeo Sasai, Fukutaro Hamaoka, Masanori Nakamura, Etsushi Yamazaki
2024	—	`conf`	Low-Complexity SD-FEC based on Channel-Polarized Multistage Codes for Data Center Networks. OFC Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Seiji Okamoto, Etsushi Yamazaki
2024	—	`conf`	S+C+L WDM Coherent Transmission with >1-Tb/s/λ Signals. OFC Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Yutaka Miyamoto, Etsushi Yamazaki, Yoshiaki Kisaka
2023	—	`conf`	103-ch. 132-Gbaud PS-QAM Signal Inline-amplified Transmission with 14.1-THz Bandwidth Lumped PPLN-based OPAs over 400-km G.652.D SMF. OFC Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Masashi Abe, Takeshi Umeki, Akira Kawai, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Yutaka Miyamoto
2023	—	`conf`	173.7-Tb/s Triple-Band WDM Transmission using 124-Channel 144-GBaud Signals with SE of 9.33 b/s/Hz. OFC Fukutaro Hamaoka, Masanori Nakamura, Minami Takahashi, Takayuki Kobayashi, Yutaka Miyamoto, Yoshiaki Kisaka
2023	—	`conf`	Beyond 200-GBd QAM Signal Detection Based on Trellis-path-limited Sequence Estimation Supporting Soft-decision Forward Error Correction. OFC Masanori Nakamura, Hiroki Taniguchi, Shuto Yamamoto, Fukutaro Hamaoka, Munehiko Nagatani, Teruo Jyo, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto
2023	—	`conf`	Performance Evaluation of Low-Complexity Channel-Polarized Multilevel Coded 146-Gbaud PDM Probabilistically Shaped 16QAM over 101-km Transmission. OFC Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka
2023	B	`conf`	Theoretical analysis of achievable rates for channel-polarized multilevel coding under binary-input AWGN channels. ISIT Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka
2022	—	`conf`	1.0-Tb/s/λ 3840-km and 1.2-Tb/s/λ 1280-km Transmissions with 168-GBaud PCS-QAM Signals Based on AMUX Integrated Frontend Module. OFC Masanori Nakamura, Takeo Sasai, Kohei Saito, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroshi Yamazaki, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Yoshiaki Kisaka
2022	—	`conf`	110-GHz-Bandwidth InP-HBT AMUX/ADEMUX Circuits for Beyond-1-Tb/s/ch Digital Coherent Optical Transceivers. CICC Munehiko Nagatani, Hitoshi Wakita, Teruo Jyo, Tsutomu Takeya, Hiroshi Yamazaki, Yoshihiro Ogiso, Miwa Mutoh, Yuta Shiratori, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto
2022	—	`conf`	112.8-Tb/s Real-Time Transmission over 101 km in 16.95-THz Triple-Band (S, C, and L Bands) WDM Configuration. OECC/PSC Fukutaro Hamaoka, Kohei Saito, Akira Masuda, Hiroki Taniguchi, Takeo Sasai, Masanori Nakamura, Takayuki Kobayashi, Yoshiaki Kisaka
2022	—	`conf`	50-Tb/s (1 Tb/s × 50 ch) WDM Transmission on Two 6.25-THz Bands Using Hybrid Inline Repeater of PPLN-based OPAs and Incoherent-forward-pumped DRA. OFC Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, Junji Yoshida, Shigehiro Takasaka, Yasuto Tatamida, Hiroto Kawakami, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Kei Watanabe, Takashi Saida, Yutaka Miyamoto
2022	—	`conf`	Experimental Investigation of Influence of SOA-Induced Nonlinear Distortion on High-Symbol-Rate 168-GBaud Signal for Achieving Ultra-Broadband Optical Frontend. OFC Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Munehiko Nagatani, Hitoshi Wakita, Hiroshi Yamazaki, Yoshihiro Ogiso, Yoshiaki Kisaka
2022	—	`conf`	High Information Rate of 128-GBaud 1.8-Tb/s and 64-GBaud 1.03-Tb/s Signal Generation and Detection Using Frequency-Domain 8×2 MIMO Equalization. OFC Masanori Nakamura, Takayuki Kobayashi, Fukutaro Hamaoka, Yutaka Miyamoto
2022	—	`conf`	Impact of Local Oscillator Phase Noise on Long-Haul Transmission of 120-Gbaud Digital Sub-Carrier Signals. OFC Kohei Saito, Masanori Nakamura, Takeo Sasai, Takeshi Kakizaki, Fukutaro Hamaoka, Takayuki Kobayashi, Etsushi Yamazaki, Yoshiaki Kisaka
2022	—	`conf`	Low-complexity Channel-polarized Multilevel Coding for Probabilistic Amplitude Shaping. OFC Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka
2021	—	`conf`	13.4-Tb/s WDM Transmission over 1, 280 km Repeated only with PPLN-based Optical Parametric Inline Amplifier. ECOC Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Takeshi Umeki, Ryoichi Kasahara, Fukutaro Hamaoka, Yutaka Miyamoto
2021	—	`conf`	High Symbol-Rate Signal Optimization for Long-Haul Transmission Systems over 1-Tbps/λ Net-Data Rate. ECOC Masanori Nakamura, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroshi Yamazaki, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Yutaka Miyamoto
2021	—	`conf`	Low-complexity Channel Polarized Multilevel Coding for Modulation-format-independent Forward Error Correction. ECOC Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka
2020	J	`jnl`	A Beyond-1-Tb/s Coherent Optical Transmitter Front-End Based on 110-GHz-Bandwidth 2: 1 Analog Multiplexer in 250-nm InP DHBT. IEEE J. Solid State Circuits Munehiko Nagatani, Hitoshi Wakita, Hiroshi Yamazaki, Yoshihiro Ogiso, Miwa Mutoh, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Yutaka Miyamoto, Hideyuki Nosaka
2020	J	`jnl`	Dual-Carrier 1-Tb/s Transmission Over Field-Deployed G.654.E Fiber Link Using Real-Time Transponder. IEICE Trans. Commun. Fukutaro Hamaoka, Takeo Sasai, Kohei Saito, Takayuki Kobayashi, Asuka Matsushita, Masanori Nakamura, Hiroki Taniguchi, Shoichiro Kuwahara, Hiroki Kawahara, Takeshi Seki, Josuke Ozaki, Yoshihiro Ogiso, Hideki Maeda, Yoshiaki Kisaka, Masahito Tomizawa
2020	—	`conf`	Entropy and Symbol-Rate Optimized 120 GBaud PS-36QAM Signal Transmission over 2400 km at Net-Rate of 800 Gbps/λ. OFC Masanori Nakamura, Takayuki Kobayashi, Hiroshi Yamazaki, Fukutaro Hamaoka, Munehiko Nagatani, Hitoshi Wakita, Hideyuki Nosaka, Yutaka Miyamoto
2020	—	`conf`	High spectral efficiency real-time 500-Gb/s/carrier transmission over field-installed G.654.E fiber link using forward and backward distributed Raman amplification. OFC Kohei Saito, Takeo Sasai, Fukutaro Hamaoka, Hiroki Kawahara, Takeshi Seki, Hideki Maeda
2020	—	`conf`	Long-Haul WDM Transmission with Over-1-Tb/s Channels using Electrically Synthesized High-Symbol-Rate Signals. OFC Takayuki Kobayashi, Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto
2020	—	`conf`	Real-Time Demonstration of 500-Gbps/Lambda and 600-Gbps/Lambda WDM Transmission on Field-Installed Fibers. OFC Hideki Maeda, Hiroki Kawahara, Kohei Saito, Takeshi Seki, Takeo Sasai, Fukutaro Hamaoka
2020	—	`conf`	Simultaneous Detection of Anomaly Points and Fiber Types in Multi-Span Transmission Links Only by Receiver-Side Digital Signal Processing. OFC Takeo Sasai, Masanori Nakamura, Seiji Okamoto, Fukutaro Hamaoka, Shuto Yamamoto, Etsushi Yamazaki, Asuka Matsushita, Hideki Nishizawa, Yoshiaki Kisaka
2020	—	`conf`	Ultra-Wideband Transmission and High-Symbol Rate Signal Handling Technologies. OFC Fukutaro Hamaoka
2020	—	`conf`	Ultra-wideband Optical Receiver Using Electrical Spectrum Decomposition Technique. ECOC Fukutaro Hamaoka, Masahito Nakamura, Munehiko Nagatani, Hitoshi Wakita, Takayuki Kobayashi, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto
2020	—	`conf`	Wideband Inline-Amplified WDM Transmission using PPLN-Based OPA with Over-10-THz Bandwidth. OFC Takayuki Kobayashi, Shimpei Shimizu, Masahito Nakamura, Takeshi Umeki, Takushi Kazama, Ryoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Takayuki Mizuno, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	1.04 Tbps/Carrier Probabilistically Shaped PDM-64QAM WDM Transmission Over 240 km Based on Electrical Spectrum Synthesis. OFC Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Takayuki Kobayashi, Asuka Matsushita, Seiji Okamoto, Hitoshi Wakita, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	120-GBaud 32QAM Signal Generation using Ultra-Broadband Electrical Bandwidth Doubler. OFC Fukutaro Hamaoka, Masanori Nakamura, Munehiko Nagatani, Takayuki Kobayashi, Asuka Matsushita, Hitoshi Wakita, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	192-Gbaud Signal Generation using Ultra-Broadband Optical Frontend Module Integrated with Bandwidth Multiplexing Function. OFC Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Hiroshi Yamazaki, Takayuki Kobayashi, Minoru Ida, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	35-Tb/s C-Band Transmission Over 800 km Employing 1-Tb/s PS-64QAM Signals Enhanced by Complex 8 × 2 MIMO Equalizer. OFC Takayuki Kobayashi, Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hitoshi Wakita, Hiroshi Yamazaki, Takeshi Umeki, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	64-GBd PDM-256QAM and 92-GBd PDM-64QAM Signal Generation using Precise-Digital-Calibration aided by Optical-Equalization. OFC Asuka Matsushita, Masanori Nakamura, Kengo Horikoshi, Seiji Okamoto, Fukutaro Hamaoka, Yoshiaki Kisaka
2019	—	`conf`	A 110-GHz-Bandwidth 2: 1 AMUX-Driver using 250-nm InP DHBTs for Beyond-1-Tb/s/carrier Optical Transmission Systems. BCICTS Munehiko Nagatani, Yutaka Miyamoto, Hideyuki Nosaka, Hitoshi Wakita, Yoshihiro Ogiso, Hiroshi Yamazaki, Miwa Mutoh, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi
2019	—	`conf`	Digital-Preprocessed Analog-Multiplexed DAC for High-Speed Optical Communications. OECC/PSC Hiroshi Yamazaki, Munehiko Nagatani, Hitoshi Wakita, Masanori Nakamura, Fukutaro Hamaoka, Takayuki Kobayashi, Yoshihiro Ogiso, Minoru Ida, Toshikazu Hashimoto, Hideyuki Nosaka, Yutaka Miyamoto
2019	—	`conf`	Dual-Carrier 1-Tb/s Transmission Over Field-Deployed Large-Core Pure-Silica-Core Fiber Link Using Real-Time Transponder. OECC/PSC Fukutaro Hamaoka, Takeo Sasai, Kohei Saito, Takayuki Kobayashi, Asuka Matsushita, Masanori Nakamura, Hiroki Taniguchi, Shoichiro Kuwahara, Hiroki Kawahara, Takeshi Seki, Josuke Ozaki, Yoshihiro Ogiso, Hideki Maeda, Yoshiaki Kisaka, Masahito Tomizawa
2019	—	`conf`	Experimental Analysis of Laser Phase Noise Tolerance of Uniform 256QAM and Probabilistically Shaped 1024QAM. OFC Takeo Sasai, Asuka Matsushita, Masanori Nakamura, Seiji Okamoto, Fukutaro Hamaoka, Yoshiaki Kisaka
2019	—	`conf`	Low Complexity Sub-Band Digital Back Propagation. OFC Seiji Okamoto, Kengo Horikoshi, Masanori Nakamura, Asuka Matsushita, Fukutaro Hamaoka, Yoshiaki Kisaka
2018	—	`conf`	150.3-Tb/s Ultra-Wideband (S, C, and L Bands) Single-Mode Fibre Transmission over 40-km Using >519Gb/s/A PDM-128QAM Signals. ECOC Fukutaro Hamaoka, Kyo Minoguchi, Takeo Sasai, Asuka Matsushita, Masanori Nakamura, Seiji Okamoto, Etsushi Yamazaki, Yoshiaki Kisaka
2018	—	`conf`	Adaptive Compensation for SOA-Induced Nonlinear Distortion with Training-Based Estimation of SOA Device Parameters. ECOC Fukutaro Hamaoka, Seiji Okamoto, Masanori Nakamura, Asuka Matsushita, Yoshiaki Kisaka
2018	—	`conf`	Advanced DSP Technologies with Symbol-rate over 100-Gbaud for High-capacity Optical Transport Network. OFC Masanori Nakamura, Fukutaro Hamaoka, Asuka Matsushita, Hiroshi Yamazaki, Munehiko Nagatani, Takayuki Kobayashi, Yoshiaki Kisaka, Yutaka Miyamoto
2018	—	`conf`	Experiments on Stimulated Raman Scattering in S- and L-bands 16-QAM Signals for Ultra-Wideband Coherent WDM Systems. OFC Kyo Minoguchi, Seiji Okamoto, Fukutaro Hamaoka, A. Matsushita, Masanori Nakamura, Etsushi Yamazaki, Yoshiaki Kisaka
2018	—	`conf`	Laser Phase Noise Tolerance of Probabilistically-Shaped Constellations. OFC Seiji Okamoto, Fukutaro Hamaoka, Masanori Nakamura, Yoshiaki Kisaka
2018	—	`conf`	Single-carrier 48-GBaud PDM-256QAM Transmission Over Unrepeated 100km Pure-silica-core Fiber Using Commercially Available μITLA and LN-IQ-modulator. OFC Asuka Matsushita, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka
2018	—	`conf`	Spectrally Efficient 800 Gbps/Carrier WDM Transmission with 100-GHz Spacing Using Probabilistically Shaped PDM-256QAM. ECOC Masanori Nakamura, Asuka Matsushita, Seiji Okamoto, Fukutaro Hamaoka, Yoshiaki Kisaka
2018	—	`conf`	Transmission Technologies Beyond 400-Gbps/Carrier Employing High-Order Modulation Formats. ECOC Asuka Matsushita, Masanori Nakamura, Fukutaro Hamaoka, Seiji Okamoto
2017	—	`conf`	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. OFC Takayuki Kobayashi, Masanori Nakamura, Fukutaro Hamaoka, Kohki Shibahara, Takayuki Mizuno, Akihide Sano, H. Kawakami, Akira Isoda, Munehiko Nagatani, Hiroshi Yamazaki, Yutaka Miyamoto, Yoshimichi Amma, Yusuke Sasaki, Katsuhiro Takenaga, Kazuhiko Aikawa, Kunimasa Saitoh, Yongmin Jung, David J. Richardson, Klaus Pulverer, Marc Bohn, Md. Nooruzzaman, Toshio Morioka
2017	—	`conf`	120-GBaud coded 8 dimensional 16QAM WDM transmission using low-complexity iterative decoding based on bit-wise log likelihood ratio. OFC Masanori Nakamura, Fukutaro Hamaoka, Asuka Matsushita, Hiroshi Yamazaki, Munehiko Nagatani, Akihide Sano, Akira Hirano, Yutaka Miyamoto
2017	—	`conf`	Experimental Demonstration of Simplified Adaptive Equalizer for Fractionally Sampled 120-GBaud Signal. ECOC Fukutaro Hamaoka, Seiji Okamoto, Masanori Nakamura, Asuka Matsushita, Takayuki Kobayashi, Hiroshi Yamazaki, Munehiko Nagatani, Yoshiaki Kisaka, Akira Hirano, Yutaka Miyamoto
2017	—	`conf`	High Baud Rate Signal Transmission with Coded Multi-dimensional Modulation. ECOC Masanori Nakamura, Fukutaro Hamaoka, Asuka Matsushita, Hiroshi Yamazaki, Munehiko Nagatani, Akira Hirano, Yutaka Miyamoto
2017	—	`conf`	Ultra-Wideband Digital-to-Analog Conversion Technologies for Tbit/s channel transmission. ECOC Hiroshi Yamazaki, Munehiko Nagatani, Fukutaro Hamaoka, Shigeru Kanazawa, Hideyuki Nosaka, Toshikazu Hashimoto, Yutaka Miyamoto
2016	—	`conf`	Field experiment of OSNR-aware adaptive optical transmission with pilot-aided bidirectional feedback channel. OFC Seiji Okamoto, Kazushige Yonenaga, Fukutaro Hamaoka, Yoshiaki Kisaka
2016	—	`conf`	Field trial of simultaneous 100-Gbps and 400-Gbps transmission using advanced digital coherent technologies. OFC Hideki Maeda, Takashi Kotanigawa, Kohei Saito, Masahiro Yokota, Shuto Yamamoto, Fukutaro Hamaoka, Mitsuteru Yoshida, Masahiro Suzuki, Takeshi Seki
2016	—	`conf`	Mode and polarization division multiplexed signal detection with single coherent receiver using mode-selective coherent detection technique. OFC Fukutaro Hamaoka, Seiji Okamoto, Kengo Horikoshi, Kazushige Yonenaga, Akira Hirano, Yutaka Miyamoto
2015	—	`conf`	Evaluation of maximum ratio combining in route diversity transmission and application to hitless optical path switching in field installed fibre. ECOC Kohei Saito, Masahiro Yokota, Fukutaro Hamaoka, Shuto Yamamoto, Takashi Kotanigawa, Hideki Maeda, Akira Naka
2014	—	`conf`	Super high density multi-carrier transmission system by MIMO processing. ECOC Fukutaro Hamaoka, Kohei Saito, Toshiya Matsuda, Akira Naka