Takemi Hasegawa

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 26

Top Topics

Highly Nonlinear

Power Transmission

High Sensitivity

Top Venues

Publications

Shin Sato, Yuki Kawaguchi, Hirotaka Sakuma, Tetsuya Haruna, Takemi Hasegawa
Record Low Loss Optical Fiber with 0.1397 dB/km. OFC (2024)
Tetsuya Nakanishi, Tetsuya Hayashi, Shintaro Mouri, Takemi Hasegawa
Advancements in Key Technological Building Blocks for Enabling MCF Implementation. OFC (2024)
Yuto Kobayashi, Shin Sato, Yuki Kawaguchi, Takemi Hasegawa
Measurement-End Dependence of Counter-Propagating Crosstalk in Spooled Multi-Core Fiber. OFC (2024)
Takafumi Ohtsuka, Takahiro Kikuchi, Takahiro Suganuma, Takemi Hasegawa, Hidehisa Tazawa
Power Efficient Core Pumped Multicore Erbium Doped Optical Fiber Amplifier. OFC (2023)
Tetsuya Hayashi, Taiji Sakamoto, Roland Ryf, Nicolas K. Fontaine, Mikael Mazur, René-Jean Essiambre, Yusuke Yamada, Haoshuo Chen, Takemi Hasegawa
Coupled Multi-core Fiber Technologies. OECC/PSC (2022)
Yuto Kobayashi, Takahiro Suganuma, Tetsuya Hayashi, Takemi Hasegawa, Masato Yoshida, Masataka Nakazawa
Characterization of Inter-core Crosstalk of Multi-core Fiber as a Function of Bending Radius with Multi-channel OTDR. OECC/PSC (2022)
Mikael Mazur, Lauren Dallachiesa, Nicolas K. Fontaine, Roland Ryf, Erik Börjeson, Haoshuo Chen, Hirotaka Sakuma, Takafumi Ohtsuka, Tetsuya Hayashi, Takemi Hasegawa, Hidehisa Tazawa, David T. Neilson, Per Larsson-Edefors
Real-Time Transmission over 2×55 km All 7-Core Coupled-Core Multi-Core Fiber Link. OFC (2022)
Tetsuya Hayashi, Takuji Nagashima, Ayumi Inoue, Hirotaka Sakuma, Takahiro Suganuma, Takemi Hasegawa
Uncoupled Multi-core Fiber Design for Practical Bidirectional Optical Communications. OFC (2022)
Tetsuya Hayashi, Taiji Sakamoto, Yusuke Yamada, Roland Ryf, René-Jean Essiambre, Nicolas K. Fontaine, Mikael Mazur, Haoshuo Chen, Takemi Hasegawa
Randomly-Coupled Multi-Core Fiber Technology. Proc. IEEE 110 (11) (2022)
Mikael Mazur, Nicolas K. Fontaine, Steve Corteselli, Haoshuo Chen, Lauren Dallachiesa, Tetsuya Hayashi, Hirotaka Sakuma, Takemi Hasegawa, Roland Ryf, David T. Neilson
Comparison of transfer matrix stability between a 110 km 7-core coupled-core multi-core fiber and single-mode fiber. OFC (2022)
Mikael Mazur, Nicolas K. Fontaine, Roland Ryf, Haoshuo Chen, Lauren Dallachiesa, Takafumi Ohtsuka, Hirotaka Sakuma, Tetsuya Hayashi, Takemi Hasegawa, Hidehisa Tazawa, David T. Neilson
Transfer Matrix Characterization and Mode-Dependent Loss Optimization of Packaged 7-Core Coupled-Core EDFA. ECOC (2021)
Isaac Sackey, Robert Elschner, Robert Emmerich, Carsten Schmidt-Langhorst, D. D. Groß, Georg Rademacher, Yoshinari Awaji, Hideaki Furukawa, Takemi Hasegawa, Colja Schubert, Ronald Freund
Performance Evaluation of an Interband All-Optical Wavelength Converter for Cost-Effective High-Capacity Optical Networks. ECOC (2021)
Takafumi Ohtsuka, Masato Tanaka, Hirotaka Sakuma, Takemi Hasegawa, Tetsuya Hayashi, Hedehisa Tazawa
Coupled 7-Core Erbium Doped Fiber Amplifier and Its Characterization. OFC (2019)
Georg Rademacher, Ruben S. Luis, Benjamin J. Puttnam, Yoshinari Awaji, Masato Suzuki, Takemi Hasegawa, Naoya Wada
Wide-Band Intermodal Wavelength Conversion in a Dispersion Engineered Highly Nonlinear FMF. OFC (2019)
Yoshiaki Tamura, Tetsuya Hayashi, Tetsuya Nakanishi, Takemi Hasegawa
Low-Loss Uncoupled Two-Core Fiber for Power Efficient Practical Submarine Transmission. OFC (2019)
Karthik Choutagunta, Roland Ryf, Nicolas K. Fontaine, Steffen Wittek, Juan Carlos Alvarado-Zacarias, Mikael Mazur, Haoshuo Chen, René-Jean Essiambre, Rodrigo Amezcua Correa, Tetsuya Hayashi, Yoshiaki Tamura, Takemi Hasegawa, Toshiki Taru, Joseph M. Kahn
Modal Dynamics in Spatially Multiplexed Links. OFC (2019)
Omar F. Anjum, Kyle R. H. Bottrill, Peter Horák, Yongmin Jung, Masato Suzuki, Yoshinori Yamamoto, Takemi Hasegawa, David J. Richardson, Francesca Parmigiani, Periklis Petropoulos
Channel Selective Wavelength Conversion by Means of Inter Modal Four Wave Mixing. OFC (2019)
Juan Carlos Alvarado-Zacarias, Charles Matte-Breton, Roland Ryf, Nicolas K. Fontaine, Haoshuo Chen, Steffen Wittek, Hirotaka Sakuma, Takafumi Ohtsuka, Tetsuya Hayashi, Takemi Hasegawa, Sophie LaRochelle, Rodrigo Amezcua Correa
Characterization of Coupled-Core Fiber Amplifiers using Swept-Wavelength Interferometer. OFC (2019)
Roland Ryf, Juan Carlos Alvarado-Zacarias, Steffen Wittek, Nicolas K. Fontaine, René-Jean Essiambre, Haoshuo Chen, Rodrigo Amezcua Correa, Hirotaka Sakuma, Tetsuya Hayashi, Takemi Hasegawa
Coupled-Core Transmission Over 7-Core Fiber. OFC (2019)
Masato Suzuki, Hitoshi Yoshii, Teruhiro Ito, Yoshinori Yamamoto, Tetsuya Hayashi, Takemi Hasegawa
Low Loss Splicing Between Coupled Multi-Core Fibers with Thermally Expanded Cores. OFC (2018)
Roland Ryf, Nicolas K. Fontaine, Sun Hyok Chang, Juan Carlos Alvarado, Bin Huang, Jose Enrique Antonio-Lopez, Haoshuo Chen, René-Jean Essiambre, Ellsworth Burrows, Robert W. Tkach, Rodrigo Amezcua Correa, Tetsuya Hayashi, Yoshiaki Tamura, Takemi Hasegawa, Toshiki Taru
Long-Haul Transmission over Multi-Core Fibers with Coupled Cores. ECOC (2017)
Nicolas K. Fontaine, Jose Enrique Antonio-Lopez, Haoshuo Chen, Roland Ryf, David T. Neilson, Axel Schülzgen, Juan Carlos Alvarado-Zaharias, René-Jean Essiambre, Hirotaka Sakuma, Takemi Hasegawa, Tetsuya Nakanishi, Tetsuya Hayashi, Rodrigo Amezcua Correa
Coupled-core optical amplifier. OFC (2017)
Yoshiaki Tamura, Hirotaka Sakuma, Keisei Morita, Masato Suzuki, Yoshinori Yamamoto, Kensaku Shimada, Yuya Honma, Kazuyuki Sohma, Takashi Fujii, Takemi Hasegawa
Lowest-ever 0.1419-dB/km loss optical fiber. OFC (2017)
Masato Suzuki, Yoshiaki Tamura, Yoshinori Yamamoto, Takemi Hasegawa
Low-loss splice of large effective area fiber using fluorine-doped cladding standard effective area fiber. OFC (2017)
Masaaki Hirano, Yoshinori Yamamoto, Takemi Hasegawa
Silica-based highly nonlinear fiber advances. OFC (2016)
Tetsuya Hayashi, Yoshiaki Tamura, Takemi Hasegawa, Toshiki Taru
125-μm-Cladding coupled multi-core fiber with ultra-low loss of 0.158 dB/km and record-low spatial mode dispersion of 6.1 ps/km. OFC (2016)