Ryuichi Sugizaki

According to our database, Ryuichi Sugizaki authored at least 52 papers between 2011 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Bidirectional single-multicore-fiber spatial channel network based on a spatial cross-connect and multicore EDFA that efficiently accommodates asymmetric data traffic.

Kyosuke Nakada, Hitoshi Takeshita, Yuki Kuno, Yusuke Matsuno, Itsuki Urashima, Yusuke Shimomura, Yuji Hotta, Tsubasa Sasaki, Yudai Uchida, Kohei Hosokawa, Ryohei Otowa, Rika Tahara, Emmanuel Le Taillandier de Gabory, Yasuki Sakurai, Ryuichi Sugizaki, Masahiko Jinno

JOCN, 2023

Characteristics and System Impact of Multipath Interference in Optical Devices with Short Multicore Fibers for Spatial Channel Networks.

Kyosuke Nakada, Yusuke Matsuno, Yudai Uchida, Masanori Takahashi, Rika Tahara, Takuma Izumi, Ryuichi Sugizaki, Masahiko Jinno

Proceedings of the International Conference on Photonics in Switching and Computing, 2023

4-Core Fiber Narrow Pitch Fanout Comprised of Tapered High-Δ MCF.

Masanori Takahashi, Tsubasa Sasaki, Ryuichi Sugizaki, Yoshihiro Arashitani

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Design and applications of Highly nonlinear fibers.

Ryuichi Sugizaki, Masanori Takahashi, Shigehiro Takasaka, Toshio Kimura

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Single Multicore-Fiber Bidirectional Spatial Channel Network Based on Spatial Cross-Connect and Multicore EDFA Efficiently Accommodating Asymmetric Traffic.

Kyosuke Nakada, Hitoshi Takeshita, Yuki Kuno, Yusuke Matsuno, Itsuki Urashima, Yusuke Shimomura, Yuji Hotta, Tsubasa Sasaki, Yudai Uchida, Kohei Hosokawa, Ryohei Otowa, Rika Tahara, Emmanuel Le Taillandier de Gabory, Yasuki Sakurai, Ryuichi Sugizaki, Masahiko Jinno

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Temperature-tuned two-segment highly-nonlinear fiber with increased stimulated Brillouin scattering threshold.

Cheng Guo, Michael Vasilyev, Youichi Akasaka, Paparao Palacharla, Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Low Fusion Splice Loss Technique for Multicore Fiber with 2- and 3-electrode Fusion Splicers.

Toshiyuki Fujii, Masanori Takahashi, Ryuichi Sugizaki, Akio Tanabe, Yoshihiro Arashitani

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

2022

Fan-in/Fan-out for multicore fibers.

Masanori Takahashi, Kohei Kawasaki, Ryuichi Sugizaki, Yoshihiro Arashitani

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

Multicore Fiber Fusion Splicer Suitable for Practical Applications.

Masanori Takahashi, Toshiyuki Fujii, Ryuichi Sugizaki, Akio Tanabe, Yoshihiro Arashitani

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

4-Core Fan-out with Practical Environmental Performance.

Tsubasa Sasaki, Masanori Takahashi, Ryuichi Sugizaki, Yoshihiro Arashitani

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

Design of 19-Core Multicore Fibers for High Density Optical Wiring.

Yusuke Matsuno, Masanori Takahashi, Ryuichi Sugizaki, Yoshihiro Arashitani

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

Power-saving Aware SDM Photonic Node with the Throughput Scalable to over Peta bit.

Fumikazu Inuzuka, Hiroshi Hasegawa, Kohki Shibahara, Hidenori Takahashi, Takahiro 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

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

S-band Amplifier Using Highly Nonlinear Fibers.

Youichi Akasaka, Shigehiro Takasaka, Ryuichi Sugizaki, Cheng Guo, Michael Vasilyev

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

Core Selective Switch Supporting 15 Cores Per Port Using Bundled Three 5-Core Fibers.

Yudai Uchida, Tsubasa Ishikawa, Itsuki Urashima, Shoma Murao, Takahiro Kodama, Yasuki Sakurai, Ryuichi Sugizaki, Masahiko Jinno

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

2021

Kernel-Based Learning-Aided Phase Noise Compensation in Dual-Pump Optical Phase Conjugation Coherent System.

Tu Thanh Nguyen, Sonia K. Boscolo, Abdallah A. I. Ali, Mingming Tan, Tingting Zhang, Shigehiro Takasaka, Ryuichi Sugizaki, Stylianos Sygletos, Andrew D. Ellis

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021

Digital Compensation of Residual Pump Dithering in Optical Phase Conjugation of High-Order QAM.

Tu Thanh Nguyen, Sonia K. Boscolo, Abdallah A. I. Ali, Mingming Tan, Stylianos Sygletos, Shigehiro Takasaka, Ryuichi Sugizaki, Andrew D. Ellis

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021

Reduced Impact of Frequency Dithering on the Performance of High-Order Modulation Format Phase Conjugation.

Abdallah A. I. Ali, Tu Thanh Nguyen, Sonia K. Boscolo, Shigehiro Takasaka, Ryuichi Sugizaki, Andrew D. Ellis

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021

2020

Multicore Fiber Fabricated by Modified Cylinder Method.

Masanori Takahashi, Koichi Maeda, Ryuichi Sugizaki, Masayoshi Tsukamoto

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

Output Power Increase of Cladding Pumped 7-core EDFA by Using Mie Scattering.

Shigehiro Takasaka, Koichi Maeda, Ryuichi Sugizaki, Yoshihiro Arashitani

Proceedings of the European Conference on Optical Communications, 2020

Uncoupled 4-core Fibre with Ultra-low Loss and Low Inter Core Crosstalk.

Masanori Takahashi, Koichi Maeda, Keiichi Aiso, Kazunori Mukasa, Ryuichi Sugizaki, Daiki Soma, Hidenori Takahashi, Takehiro Tsuritani, Miranda Mitrovic, Bera Pálsdóttir, Yoshihiro Arashitani

Proceedings of the European Conference on Optical Communications, 2020

2019

Design of 5-Core Multicore Fibers with Optimized Fiber Design for Practical Applications.

Masanori Takahashi, Koichi Maeda, Ryuichi Sugizaki, Shinichi Arai, Masayoshi Tsukamoto

Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019

Transmission and Crosstalk Measurements in MC-EDFA amplified 19-core link.

Benjamin J. Puttnam, Georg Rademacher, Ruben S. Luís, Tobias A. Eriksson, Werner Klaus, Yoshinari Awaji, Naoya Wada, Koichi Maeda, Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019

Propagation Direction Interleaved Cladding Pumped 19-core EDFA.

Koichi Maeda, Shigehiro Takasaka, Kohei Kawasaki, Kazuaki Yoshioka, Ryuichi Sugizaki, Masayoshi Tsukamoto

Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019

Field Test of Installed High-Density Optical Fiber Cable with Multi-Core Fibers toward Practical Deployment.

Takehiro Tsuritani, Daiki Soma, Yuta Wakayama, Yuichi Miyagawa, Mikoto Takahashi, Itsuro Morita, Koichi Maeda, Kohei Kawasaki, Toshikazu Matsuura, Masayoshi Tsukamoto, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

Cladding Pump Recycling Device for 19-Core EDFA.

Shigehiro Takasaka, Koichi Maeda, Kohei Kawasaki, Kazuaki Yoshioka, Ryuichi Sugizaki, Masayoshi Tsukamoto

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

0.715 Pb/s Transmission Over 2, 009.6 km in 19-Core Cladding Pumped EDFA Amplified MCF Link.

Benjamin J. Puttnam, Georg Rademacher, Ruben S. Luis, Tobias A. Eriksson, Werner Klaus, Yoshinari Awaji, Naoya Wada, Koichi Maeda, Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

WDM Amplification of One Pump HNLF Based Phase Sensitive Amplifier with Static Pump Phase Tuning.

Youichi Akasaka, Yinwen Cao, Shigehiro Takasaka, Kenji Yamauchi, Koichi Maeda, Haoqian Song, Ryuichi Sugizaki, Alan E. Willner, Tadashi Ikeuchi

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

2018

Polarization-diversity In-line Phase Sensitive Amplifier for Simultaneous Amplification of Fiber-transmitted WDM PDM-16QAM Signals.

Takeshi Umeki, Takushi Kazama, Takayuki Kobayashi, Shigehiro Takasaka, Yasuhiro Okamura, Koji Enbutsu, Osamu Tadanaga, Hirokazu Takenouchi, Ryuichi Sugizaki, Atsushi Takada, Ryoichi Kasahara, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

EDF Length Dependence of Amplification Characteristics of Cladding Pumped 19-Core EDFA.

Shigehiro Takasaka, Koichi Maeda, Kohei Kawasaki, Kazuaki Yoshioka, Hajime Oshio, Ryuichi Sugizaki, Hidenori Takahashi, Takehiro Tsuritani, Masato Shiino

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Recent Progress and Outlook on Multicore Fiber for Practical Use.

Tomohiro Gonda, Katsunori Imamura, Kohei Kawasaki, Ryuichi Sugizaki, Shinichi Arai, Masayoshi Tsukamoto, Masato Shiino

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Cladding Pump Recycling in 7-Core EDFA.

Shigehiro Takasaka, Koichi Maeda, Kohei Kawasaki, Kazuaki Yoshioka, Ryuichi Sugizaki, Masayoshi Tsukamoto

Proceedings of the European Conference on Optical Communication, 2018

Long-Haul MCF Transmission Using Full C+L-Band 19-Core Cladding-Pumped EDFA.

Daiki Soma, Shohei Beppu, Koichi Maeda, Shigehiro Takasaka, Ryuichi Sugizaki, Hidenori Takahashi, Takehiro Tsuritani

Proceedings of the European Conference on Optical Communication, 2018

Experimental Demonstration of 1480nm Cladding Pumped Multicore EDFA.

Keiichi Matsumoto, Hitoshi Takeshita, K. Maeda, Shigehiro Takasaka, Ryuichi Sugizaki, Emmanuel Le Taillandier de Gabory

Proceedings of the European Conference on Optical Communication, 2018

2017

Three-stage quasi-phase-matched fiber optical parametric amplifier with flat 30-dB gain with 31-nm bandwidth.

Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Four-fiber Fan-out for MCF with square lattice structure.

Kohei Kawasaki, Takeshi Sugimori, Kengo Watanabe, Tsunetoshi Saito, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Experimental demonstration of Raman-assisted phase sensitive amplifier with reduced ASE noise level and more than 25dB net gain.

Yinwen Cao, Ahmed Almaiman, Youichi Akasaka, Fatemeh Alishahi, Morteza Ziyadi, A. Mohajerin-Ariaei, Changjing Bao, Peicheng Liao, Ahmad Fallahpour, B. Shamee, Tadashi Ikeuchi, Shigehiro Takasaka, Ryuichi Sugizaki, Joseph D. Touch, Moshe Tur, Alan E. Willner

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Increase of Cladding Pump Power Efficiency by a 19-Core Erbium Doped Fibre Amplifier.

Shigehiro Takasaka, Koichi Maeda, Kohei Kawasaki, Kazuaki Yoshioka, Hajime Oshio, Ryuichi Sugizaki, Yu Kawaguchi, Hidenori Takahashi, Takehiro Tsuritani, Masato Shiino

Proceedings of the European Conference on Optical Communication, 2017

56-Gbaud PAM4 Transmission over 2-km 125-μm-Cladding 4-Core Multicore Fibre for Data Centre Communications.

Shohei Beppu, Hidenori Takahashi, Tomohiro Gonda, Katsunori Imamura, Kengo Watanabe, Ryuichi Sugizaki, Takehiro Tsuritani

Proceedings of the European Conference on Optical Communication, 2017

2016

Polarization insensitive fiber optical parametric amplifier using a SBS suppressed diversity loop.

Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

2015

51.1-Tbit/s MCF transmission over 2, 520 km using cladding pumped 7-core EDFAs.

Koki Takeshima, Takehiro Tsuritani, Yukihiro Tsuchida, Koichi Maeda, Tsunetoshi Saito, Kengo Watanabe, Toru Sasa, Katsunori Imamura, Ryuichi Sugizaki, Koji Igarashi, Itsuro Morita, Masatoshi Suzuki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

Experimental demonstration of tunable phase-noise mitigation and automatic frequency/phase locking for a 20-32 Gbaud QPSK homodyne receiver using optical mixing of nonlinearly generated higher harmonics.

A. Mohajerin-Ariaei, Morteza Ziyadi, M. R. Chitgarha, Ahmed Almaiman, Yinwen Cao, Youichi Akasaka, Jeng-Yuan Yang, M. Sekiya, Joseph D. Touch, Moshe Tur, Shigehiro Takasaka, Ryuichi Sugizaki, Carsten Langrock, Martin M. Fejer, Alan E. Willner

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

Experimental demonstration of optical signal level swapping and multi-level amplitude noise mitigation using three parametric gain regions.

Yinwen Cao, Morteza Ziyadi, Youichi Akasaka, Amirhossein Mohajerin Ariaei, Jeng-Yuan Yang, Ahmed Almaiman, Peicheng Liao, Shigehiro Takasaka, Ryuichi Sugizaki, Joseph D. Touch, M. Sekiya, Moshe Tur, Alan E. Willner

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

Experimental demonstration of Raman-assisted phase sensitive amplifier with negligible gain/power fluctuation.

Youichi Akasaka, Jeng-Yuan Yang, M. Sekiya, Tadashi Ikeuchi, Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, A. Mohajerin-Ariaei, Peicheng Liao, Alan E. Willner, Shigehiro Takasaka, Ryuichi Sugizaki

Proceedings of the European Conference on Optical Communication, 2015

2014

Multicore EDFA for Space Division Multiplexing.

Yukihiro Tsuchida, Koichi Maeda, Ryuichi Sugizaki

IEICE Trans. Commun., 2014

Cross-Talk with Fluctuation in Heterogeneous Multicore Fibers.

Takeshi Sugimori, Katsunori Imamura, Ryuichi Sugizaki

IEICE Trans. Commun., 2014

Multicore EDFA for space division multiplexing by utilizing cladding-pumped technology.

Yukihiro Tsuchida, Masateru Tadakuma, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Quasi phase-matched FOPA with 50 nm gain bandwidth using dispersion stable highly nonlinear fiber.

Shigehiro Takasaka, Yuki Taniguchi, Masanori Takahashi, Jiro Hiroshi, Masateru Tadakuma, Hiroshi Matsuura, Kohei Doi, Ryuichi Sugizaki

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Wideband parametric processing with 1-dB bandwidth of 40nm using dispersion stable PM-HNLF.

Shigehiro Takasaka, Yuki Taniguchi, Masanori Takahashi, Jiro Hiroshi, Masateru Tadakuma, Ryuichi Sugizaki

Proceedings of the European Conference on Optical Communication, 2014

Bit-rate-tunable regeneration of 30-Gbaud QPSK data using phase quantization and amplitude saturation.

A. Mohajerin-Ariaei, Youichi Akasaka, Jeng-Yuan Yang, M. R. Chitgarha, Morteza Ziyadi, Yinwen Cao, Ahmed Almaiman, Joseph D. Touch, Moshe Tur, M. Sekiya, Shigehiro Takasaka, Ryuichi Sugizaki, Carsten Langrock, Martin M. Fejer, Alan E. Willner

Proceedings of the European Conference on Optical Communication, 2014

2013

Multicore EDFA for DWDM transmission in full C-band.

Yukihiro Tsuchida, Koichi Maeda, Kengo Watanabe, Toshiharu Ito, Kiyoshi Fukuchi, Masato Yoshida, Yu Mimura, Ryuichi Sugizaki, Masataka Nakazawa

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

FOPA with flat 21-dB gain and NF less than 4-dB using alternately concatenated pump-phase shifters and HNLFs.

Shigehiro Takasaka, Yu Mimura, Hiroshi Matsuura, Masahito Morimoto, Masanori Takahashi, Ryuichi Sugizaki

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

2011

Photonic Crystal Multi-Core Fibers for Future High-Capacity Transmission Systems.

Kazunori Mukasa, Katsunori Imamura, Yukihiro Tsuchida, Ryuichi Sugizaki

IEICE Trans. Commun., 2011