Taiji Sakamoto

84 papers Journal 5Unranked 79

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Evaluation Method of Adaptive SDM-MIMO Equaliser Based on the Quantitative Coupled Channel Dynamics. ECOC Megumi Hoshi, Kohki Shibahara, Akira Kawai, Ryota Imada, Takayoshi Mori, Taiji Sakamoto, Kazuhide Nakajima, Takayuki Kobayashi, Yutaka Miyamoto
2025	—	`conf`	Fibre Fuse Propagation Characteristics and Threshold Power of Randomly Coupled Multi-Core Fibre. ECOC Ryota Imada, Taiji Sakamoto, Nobutomo Hanzawa, Kazuhide Nakajima
2025	—	`conf`	Full C-band 3317-km 12-Coupled-Core-Fiber Transmission with 266.2-Tbps Capacity Using Field-Installed Fiber-Optic Cable. OFC Kohki Shibahara, Akira Kawai, Megumi Hoshi, Masanori Nakamura, Takayuki Kobayashi, Ryota Imada, Takayoshi Mori, Taiji Sakamoto, Yusuke Yamada, Kazuhide Nakajima, Munehiko Nagatani, Hitoshi Wakita, Yuta Shiratori, Hiroshi Yamazaki, Hiroyuki Takahashi, Soichi Endo, Takemi Hasegawa, Koichi Maeda, Shigehiro Takasaka, Ryo Nagase, Yutaka Miyamoto
2025	—	`conf`	Long-Haul SDM Transmission over 12-Coupled-Core Fiber with Semi-Real-Time $24\times 24$ MIMO Processing on FPGA. ECOC Manabu Arikawa, Kohei Hosokawa, Takahiro Odaqawa, Hironori Nakanishi, Takaya Maeda, Hiroshi Mukai, Kohki Shlbahara, Taiji Sakamoto, Ryota Imada, Kazuhide Nakajima, Yutaka Miyamoto
2025	—	`conf`	Real-Time SDM-MIMO Transmission with 12-Coupled SDM Channels Over Field-Installed Fibre Cable. ECOC Kohki Shibahara, Akira Kawai, Megumi Hoshi, Manabu Arikawa, Kohei Hosokawa, Takaya Maeda, Ryota Imada, Takayoshi Mori, Taiji Sakamoto, Yusuke Yamada, Kazuhide Nakajima, Soichi Endo, Takemi Hasegawa, Koichi Maeda, Shigehiro Takasaka, Ryo Nagase, Takayuki Kobayashi, Yutaka Miyamoto
2025	—	`conf`	SDM Transmission Technologies Enabling Over-10-Tb/S SDM-MIMO Signals. ECOC Akira Kawai, Kohki Shibahara, Masanori Nakamura, Megumi Hoshi, Takayuki Kobayashi, Ryota Imada, Takayoshi Mori, Taiji Sakamoto, Yusuke Yamada, Kazuhide Nakajima, Munehiko Nagatani, Hitoshi Wakita, Yuta Shiratori, Hiroshi Yamazaki, Hiroyuki Takahashi, Soichi Endo, Takemi Hasegawa, Koichi Maeda, Shigehiro Takasaka, Ryo Nagase, Yutaka Miyamoto
2025	—	`conf`	Simplified Hybrid Core and Cladding Pumping Technique for Power-efficient Multi-core Fibre Amplifier. ECOC Taiji Sakamoto, Ryota Imada, Masaki Wada, Kazuhide Nakajima
2025	—	`conf`	Vertically Coded Probabilistic Shaping Enabling MDL-Tolerant Over-14.5- Tb/S/λ Spatial MIMO Transmission. ECOC Akira Kawai, Kohki Shibahara, Masanori Nakamura, Megumi Hoshi, Takayuki Kobayashi, Ryota Imada, Takayoshi Mori, Taiji Sakamoto, Yusuke Yamada, Kazuhide Nakajima, Munehiko Nagatani, Hitoshi Wakita, Yuta Shiratori, Hiroshi Yamazaki, Hiroyuki Takahashi, Soichi Endo, Takemi Hasegawa, Ryo Nagase, Yutaka Miyamoto
2024	—	`conf`	Design guideline for unrepeatered counter-propagating multi-core fiber link. OFC Takashi Matsui, Taiji Sakamoto, Masaki Wada, Kazuhide Nakajima
2024	—	`conf`	Energy-efficient Cladding-pumped Amplifier for Coupled Multi-core Fiber Transmission. OFC Taiji Sakamoto, Masaki Wada, Ryota Imada, Kazuhide Nakajima
2024	—	`conf`	Low-Complexity 4D×D MIMO Equalizer Enabling 2.6-Tb/s/λ SDM Signal Reception over Dynamic Four-Coupled-Core Cabled Transmission Line. OFC Akira Kawai, Kohki Shibahara, Masanori Nakamura, Takayuki Kobayashi, Takayoshi Mori, Ryota Imada, Taiji Sakamoto, Yusuke Yamada, Kazuhide Nakajima, Yutaka Miyamoto
2024	—	`conf`	Transoceanic-Class WDM/SDM Transmission of PDM-QPSK Signals over Coupled 12-Core Fiber. OFC Manabu Arikawa, Kohki Shibahara, Taiji Sakamoto, Ryota Imada, Kazuhide Nakajima, Yutaka Miyamoto, Emmanuel Le Taillandier de Gabory
2023	—	`conf`	Characterization of Coupled Multi-core Fiber Nonlinearity using Modified CW-SPM Method. OFC Taiji Sakamoto, Ryota Imada, Kazuhide Nakajima
2023	J	`jnl`	Design of PLC E IEICE Electron. Express Han Wang, Takeshi Fujisawa, Takanori Sato, Masaki Wada, Takayoshi Mori, Taiji Sakamoto, Ryota Imada, Takashi Matsui, Kazuhide Nakajima, Kunimasa Saitoh
2023	—	`conf`	Unique Bending Loss Properties and Design Consideration for Coupled Multi-core Fiber. OFC Ryota Imada, Taiji Sakamoto, Takayoshi Mori, Yusuke Yamada, Kazuhide Nakajima
2022	—	`conf`	Coupled Multi-core Fiber Technologies. OECC/PSC Tetsuya Hayashi, Taiji Sakamoto, Roland Ryf, Nicolas K. Fontaine, Mikael Mazur, René-Jean Essiambre, Yusuke Yamada, Haoshuo Chen, Takemi Hasegawa
2022	—	`conf`	Mode-dependent Gain Reduction in Coupled Multi-core EDF with Smaller Core Pitch. OFC Ryota Imada, Taiji Sakamoto, Shinichi Aozasa, Kazuhide Nakajima
2022	—	`conf`	Power-saving Aware SDM Photonic Node with the Throughput Scalable to over Peta bit. OECC/PSC Fumikazu Inuzuka, Hiroshi Hasegawa, Kohki Shibahara, Hidenori Takahashi, Takehiro Tsuritani, Kazunori Seno, Naru Nemoto, Emmanuel Le Taillandier de Gabory, Shigeyuki Yanagimachi, Taiji Sakamoto, Kazuhide Nakajima, Masanori Takahashi, Ryuichi Sugizaki, Ryo Nagase, Ken-ichi Sato, Yutaka Miyamoto
2022	J	`jnl`	Randomly-Coupled Multi-Core Fiber Technology. Proc. IEEE Tetsuya Hayashi, Taiji Sakamoto, Yusuke Yamada, Roland Ryf, René-Jean Essiambre, Nicolas K. Fontaine, Mikael Mazur, Haoshuo Chen, Takemi Hasegawa
2022	—	`conf`	Silica-PLC based mode-dependent-loss equalizer for two LP mode transmission. OFC Takeshi Fujisawa, Takayoshi Mori, Junji Sakamoto, Yoko Yamashita, Taiji Sakamoto, Ryota Imada, Ryoto Ima, Takanori Sato, Kei Watanabe, Ryoichi Kasahara, Toshikazu Hashimoto, Kazuhide Nakajima, Kunimasa Saitoh
2021	—	`conf`	High Spatial Channel Count Multicore SDM Amplifiers. OFC Saurabh Jain, Taiji Sakamoto, Yongmin Jung, Pranabesh Barua, Ian A. Davidson, John R. Hayes, Kohki Shibahara, T. Mizuno, Yutaka Miyamoto, Kazuhide Nakajima, David J. Richardson
2020	—	`conf`	A Tunable Mode Divider Based on Wavelength Insensitive Coupler using Thermo-Optic Effect for Gain-Equalization in MDM Network. OFC Kodai Nakamura, Takeshi Fujisawa, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima, Kunimasa Saitoh
2020	—	`conf`	Differential Modal Gain Reduction using a Void Inscribed in a Two-Mode-Erbium Doped Fiber. OFC Yoko Yamashita, Takashi Matsui, Masaki Wada, Shinichi Aozasa, Taiji Sakamoto, Kazuhide Nakajima
2020	—	`conf`	Full C-Band and Power Efficient Coupled-Multi-Core Fiber Amplifier. OFC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Ryota Imada, Takashi Yamamoto, Kazuhide Nakajima
2020	—	`conf`	High Spatial Density 6-Mode 7-Core Fibre Amplifier for C-band Operation. ECOC Saurabh Jain, Taiji Sakamoto, Yongmin Jung, Ian A. Davidson, Pranabesh Barua, John R. Hayes, Kohki Shibahara, Takayuki Mizuno, Yutaka Miyamoto, Kazuhide Nakajima, David J. Richardson
2020	—	`conf`	Modal Amplitude and Phase Estimation of NFP of Six-Mode FMF Based on Artificial Neural Network with the Help of Grey-Wolf-Optimizer. ECOC Naoto Sugawara, Takeshi Fujisawa, Kodai Nakamura, Yusuke Sawada, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima, Kunimasa Saitoh
2020	—	`conf`	Spatial Mode Dispersion Control in a Coupled MCF using High Density Cabling Parameters. OFC Yusuke Yamada, Taiji Sakamoto, Masaki Wada, Saki Nozoe, Yuto Sagae, Yoko Yamashita, Hisashi Izumita, Kazuhide Nakajima, Hiroaki Tanioka
2020	J	`jnl`	Ultra-Low Crosstalk Multi-Core Fiber with Standard 125-μm Cladding Diameter for 10, 000km-Class Long-Haul Transmission. IEICE Trans. Commun. Yuto Sagae, Takashi Matsui, Taiji Sakamoto, Kazuhide Nakajima
2020	—	`conf`	Wavefront-Matching-Method-Designed Six-Mode-Exchanger Based on Grating-Like Waveguide on Silica-PLC Platform. OFC Takeshi Fujisawa, Taiji Sakamoto, Masashi Miyata, Takashi Matsui, Toshikazu Hashimoto, Ryoichi Kasahara, Kazuhide Nakajima, Kunimasa Saitoh
2019	—	`conf`	3-Mode PLC-Based Mode Dependent Loss Equalizer in MDM Transmission. OECC/PSC Naoto Sugawara, Misa Kudo, Takeshi Fujisawa, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2019	—	`conf`	A Broadband Mode Divider with Arbitrary Branching Ratio Based on Wavelength-Insensitive Coupler. OFC Misa Kudo, Takeshi Fujisawa, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2019	—	`conf`	A Design of Low MDL Scrambling-type PLC 6-mode Multiplexer. OECC/PSC Motoki Shirata, Misa Kudo, Takeshi Fujisawa, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2019	—	`conf`	High Spatial Density 6-Mode 7-Core Multicore L-Band Fiber Amplifier. OFC Yongmin Jung, Masaki Wada, Taiji Sakamoto, Saurabh Jain, Ian A. Davidson, Pranabesh Barua, John R. Hayes, Shaif-Ul Alam, Kazuhide Nakajima, David J. Richardson
2019	—	`conf`	L-Band Randomly-Coupled 12 Core Erbium Doped Fiber Amplifier. OFC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takashi Yamamoto, Kazuhide Nakajima
2019	—	`conf`	Low mode dependent gain few-mode EDFA with fiber based mode scrambler. OECC/PSC Masaki Wada, Taiji Sakamoto, Takashi Yamamoto, Shinichi Aozasa, Kazuhide Nakajima
2019	—	`conf`	Low-Loss and Fabrication-Tolerant Si Four-Wavelength Multiplexer using Higher-Order Mode for 100/400GbE. OFC Junya Takano, Takeshi Fujisawa, Takanori Sato, Yusuke Sawada, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2019	—	`conf`	Multi-Functional Multi-Core Fiber with a Low-Latency Core and Conventional Silica Cores. OFC Yuto Sagae, Takashi Matsui, Yoko Yamashita, Masaki Wada, Taiji Sakamoto, Kyozo Tsujikawa, Kazuhide Nakajima
2019	—	`conf`	Progress on SDM Fiber Research in Japan. OFC Kazuhide Nakajima, Takashi Matsui, Taiji Sakamoto, Saki Nozoe, Yukihiro Goto
2018	—	`conf`	120 Spatial Channel Few-Mode Multi-Core Fibre with Relative Core Multiplicity Factor Exceeding 100. ECOC Taiji Sakamoto, Kunimasa Saitoh, Shota Saitoh, Yoshiteru Abe, Katsuhiro Takenaga, Azusa Urushibara, Masaki Wada, Takashi Matsui, Kazuhiko Aikawa, Kazuhide Nakajima
2018	J	`jnl`	A Review of PLC-Based Broadband Two-Mode Multi/Demultiplexer Designed by Wavefront Matching Method. IEICE Trans. Electron. Eri Taguchi, Takeshi Fujisawa, Yoko Yamashita, Shuntaro Makino, Nobutomo Hanzawa, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Fumihiko Yamamoto, Kunimasa Saitoh
2018	—	`conf`	Crosstalk Reduction in Multi-Core Fiber Using Uniform Twist. ECOC Shinichi Aozasa, Kyozo Tsujikawa, Taiji Sakamoto, Saki Nozoe, Kazuhide Nakajima
2018	—	`conf`	Power Efficient C-L Band Simultaneous Amplification Technique Using Alternately Mode Assigned Multi-Core EDF. ECOC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takashi Yamamoto, Kazuhide Nakajima
2018	—	`conf`	Recent Progress on SDM Amplifiers. ECOC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	125 μm-cladding 2LP-mode and 4-core Multi-core Fibre with Air-hole Structure for Low Crosstalk in C+L Band. ECOC Saki Nozoe, Taiji Sakamoto, Takashi Matsui, Yoshimichi Amma, Katsuhiro Takenaga, Yoshiteru Abe, Kyozo Tsujikawa, Shinichi Aozasa, Kazuhiko Aikawa, Kazuhide Nakajima
2017	—	`conf`	Bending radius dependence of spatial mode dispersion in randomly coupled multi-core fiber. OFC Shinichi Aozasa, Taiji Sakamoto, Saki Nozoe, Yuto Sagae, Masaki Wada, Takayoshi Mori, Kyozo Tsujikawa, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Characteristic of Splicing Misalignment Induced Mode Dependent Loss for Coupled Multi-core Fibre. ECOC Taiji Sakamoto, Takayoshi Mori, Masaki Wada, A. Urushibara, Takashi Yamamoto, Shinichi Aozasa, Saki Nozoe, Yuto Sagae, Kyozo Tsujikawa, Kazuhide Nakajima
2017	—	`conf`	Coupled 2-LP 6-core EDFA with 125 μm cladding diameter. OFC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Coupled single-mode multi-core fiber design for long-haul MIMO transmission system. OFC Taiji Sakamoto, Takayoshi Mori, Masaki Wada, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Experimental verification of mode-dependent loss reduction by mode coupling using long-period grating. OFC A. Hasegawa-Urushibara, Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Full C-band Low Mode Dependent and Flat Gain Amplifier using Cladding Pumped Randomly Coupled 12-core EDF. ECOC Masaki Wada, Taiji Sakamoto, Takashi Yamamoto, Shinichi Aozasa, Saki Nozoe, Yuto Sagae, Kyozo Tsujikawa, Kazuhide Nakajima
2017	—	`conf`	Gain-Clamped 4-LP mode Erbium Doped Fibre Amplifier with Low Modal Gain Variation. ECOC Masaki Wada, Shinichi Aozasa, Taiji Sakamoto, Takayoshi Mori, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	High Spatial Density Six-mode Seven-core Fibre for Repeated Dense SDM Transmission. ECOC Taiji Sakamoto, Kunimasa Saitoh, Shota Saitoh, Kohki Shibahara, Masaki Wada, Yoshiteru Abe, Azusa Urushibara, Katsuhiro Takenaga, Takayuki Mizuno, Takashi Matsui, Kazuhiko Aikawa, Yutaka Miyamoto, Kazuhide Nakajima
2017	—	`conf`	Low crosstalk 125 μm-cladding multi-core fiber with limited air-holes fabricated with over-cladding bundled rods technique. OFC Saki Nozoe, Ryohei Fukumoto, Taiji Sakamoto, Takashi Matsui, Yoshimichi Amma, Katsuhiro Takenaga, Kyozo Tsujikawa, Shinichi Aozasa, Kazuhiko Aikawa, Kazuhide Nakajima
2017	—	`conf`	Mach-Zehnder Mode/Wavelength (De)Multiplexer for WDM/MDM Optical Transmission. ECOC Shun Ohta, Takeshi Fujisawa, Shuntaro Makino, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2017	J	`jnl`	Multi-Core Fiber Technology: Next Generation Optical Communication Strategy. IEEE Commun. Stand. Mag. Kazuhide Nakajima, Takashi Matsui, Kotaro Saito, Taiji Sakamoto, Noriyuki Araki
2017	—	`conf`	One chip, PLC three-mode exchanger based on symmetric and asymmetric directional couplers with integrated mode rotator. OFC Takeshi Fujisawa, Eri Taguchi, Taiji Sakamoto, Takashi Matsui, Yoko Yamashita, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2017	—	`conf`	Randomly-coupled single-mode 12-core fiber with highest core density. OFC Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Masaki Wada, Takashi Yamamoto, Saki Nozoe, Yuto Sagae, Kyozo Tsujikawa, Kazuhide Nakajima
2017	—	`conf`	Scrambling-type three-mode multiplexer based on cascaded Y-branch waveguide with integrated mode rotator on PLC platform. OFC Takeshi Fujisawa, Yoko Yamashita, Taiji Sakamoto, Takashi Matsui, Shuntaro Makino, Kyozo Tsujikawa, Kazuhide Nakajima, Kunimasa Saitoh
2017	—	`conf`	Strongly-coupled five-mode ring-core fiber for MDM transmission with MIMO DSP. OFC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, A. Urushibara, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Unrepeated LP02 Mode Transmission over 205 km Few-mode Fibre with Selective Mode Excitation. ECOC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Azusa Urushibara, Takashi Yamamoto, Kazuhide Nakajima
2017	—	`conf`	Zero-Dispersion Wavelength Optimized Single-Mode Multi-Core Fiber for High-Speed Gigabit Ethernet. ECOC Takashi Matsui, Taiji Sakamoto, Kazuhide Nakajima
2016	—	`conf`	Coupled multi-core fiber design with low spatial mode dispersion coefficient over wide wavelength range. OFC Taiji Sakamoto, Takayoshi Mori, Masaki Wada, Takashi Yamamoto, Kazuhide Nakajima
2016	—	`conf`	Differential modal gain reduction of L-band 5-spatial mode EDFA with depressed core structure. OFC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Takashi Yamamoto, Kazuhide Nakajima
2016	—	`conf`	Low-loss and Low-DMD few-mode multi-core fiber with highest core multiplicity factor. OFC Taiji Sakamoto, Takashi Matsui, Kunimasa Saitoh, S. Saitoh, Katsuhiro Takenaga, Takayuki Mizuno, Yoshiteru Abe, Kohki Shibahara, Yuki Tobita, Shinji Matsuo, Kazuhiko Aikawa, Shinichi Aozasa, Kazuhide Nakajima, Yutaka Miyamoto
2016	—	`conf`	Side-view based angle alignment technique for multi-core fiber. OFC Kotaro Saito, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima, Toshio Kurashima
2016	—	`conf`	Space division multiplexing technology: Next generation optical communication strategy. Kaleidoscope Kazuhide Nakajima, Takashi Matsui, Kotaro Saito, Taiji Sakamoto, Noriyuki Araki
2016	—	`conf`	Strongly-coupled two-LP-mode ring-core fiber with optimized index profile considering S-bend model. OFC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, A. Urushibara, Takashi Yamamoto, Kazuhide Nakajima
2015	—	`conf`	Channel scrambling and amplification technique with multi-mode EDFA for multi-core transmission system. ECOC Masaki Wada, Taiji Sakamoto, Takayoshi Mori, Shinichi Aozasa, Takashi Yamamoto, Fumihiko Yamamoto
2015	—	`conf`	Demonstration of PLC-based six-mode multiplexer for mode division multiplexing transmission. ECOC Nobutomo Hanzawa, Kunimasa Saitoh, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Takeshi Fujisawa, Yuhei Ishizaka, Fumihiko Yamamoto
2015	—	`conf`	Design of 125 μm cladding multi-core fiber with full-band compatibility to conventional single-mode fiber. ECOC Takashi Matsui, Taiji Sakamoto, Yukihiro Goto, Kotaro Saito, Kazuhide Nakajima, Fumihiko Yamamoto, Toshio Kurashima
2015	—	`conf`	Equipartition multiplexing technique for equalizing channel dependent degradation in MDM transmission. OFC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Nobutomo Hanzawa, Fumihiko Yamamoto
2015	—	`conf`	Experimental evaluation of nonlinear tolerance of two LP mode fibre in optical MIMO transmission. ECOC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Azusa Urushibara, Takashi Yamamoto, Fumihiko Yamamoto
2015	—	`conf`	Few-mode multi-core fibre with highest core multiplicity factor. ECOC Taiji Sakamoto, Takashi Matsui, Kunimasa Saitoh, Shota Saitoh, Katsuhiro Takenaga, Shoichiro Matsuo, Yuki Tobita, Nobutomo Hanzawa, Kazuhide Nakajima, Fumihiko Yamamoto
2015	—	`conf`	Fibre twisting and bending induced mode conversion characteristics in coupled multi-core fibre. ECOC Taiji Sakamoto, Takayoshi Mori, Masaki Wada, Takashi Yamamoto, Fumihiko Yamamoto
2015	—	`conf`	L-band 2-LP mode EDFA with low modal dependent gain. OFC Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Takashi Yamamoto, Nobutomo Hanzawa, Fumihiko Yamamoto
2015	—	`conf`	Multi-core fiber based pluggable add/drop link using rotational connector. OFC Kotaro Saito, Takashi Matsui, Kazuhide Nakajima, Taiji Sakamoto, Fumihiko Yamamoto, Toshio Kurashima
2014	—	`conf`	12-core × 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization. OFC Takayuki Mizuno, Takayuki Kobayashi, Hidehiko Takara, Akihide Sano, Hiroto Kawakami, T. Nakagawa, Yutaka Miyamoto, Yoshiteru Abe, T. Goh, Manabu Oguma, Taiji Sakamoto, Yusuke Sasaki, Itaru Ishida, Katsuhiro Takenaga, Shoichiro Matsuo, Kunimasa Saitoh, Toshio Morioka
2014	—	`conf`	Experimental evaluation of modal crosstalk in two-mode fibre and its impact on optical MIMO transmission. ECOC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Fumihiko Yamamoto
2014	—	`conf`	Four-mode PLC-based mode multi/demultiplexer with LP11 mode rotator on one chip for MDM transmission. ECOC Nobutomo Hanzawa, Kunimasa Saitoh, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Takui Uematsu, Fumihiko Yamamoto
2014	—	`conf`	Moderately coupled 125-μm cladding 2 LP-mode 6-core fiber for realizing low MIMO-DSP and high spatial density. ECOC Taiji Sakamoto, Takayoshi Mori, Takashi Yamamoto, Masaki Wada, Fumihiko Yamamoto
2014	—	`conf`	PLC-type LP11 mode rotator with single-trench waveguide for mode-division multiplexing transmission. OFC Takui Uematsu, Nobutomo Hanzawa, Kunimasa Saitoh, Yuhei Ishizaka, Kouhei Masumoto, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Fumihiko Yamamoto
2014	—	`conf`	Six-LP-mode transmission fiber with DMD of less than 70 ps/km over C+L band. OFC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Fumihiko Yamamoto
2013	—	`conf`	Low DMD four LP mode transmission fiber for wide-band WDM-MIMO system. OFC/NFOEC Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Fumihiko Yamamoto
2013	—	`conf`	Low-loss and broadband PLC-type mode (de)multiplexer for mode-division multiplexing transmission. OFC/NFOEC Takui Uematsu, Kunimasa Saitoh, Nobutomo Hanzawa, Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Masanori Koshiba