Takahito Tanimura

48 papers Journal 6Unranked 42

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Federated Discrete Prompt Tuning for Language Models Using Synthetic Examples. CCNC Takahito Tanimura, Wakako Nakano, Yuichi Kitagawa, Masayuki Takase
2025	J	`jnl`	Soft-Label Caching and Sharpening for Communication-Efficient Federated Distillation. CoRR Kitsuya Azuma, Takayuki Nishio, Yuichi Kitagawa, Wakako Nakano, Takahito Tanimura
2024	—	`conf`	Optical Single-Sideband (SSB) Conversion Technique Using Phase Modulator for High-Speed Short-Reach IM/DD PAM Signaling. OFC Nobuhiko Kikucih, Riu Hirai, Takahito Tanimura
2023	—	`conf`	Compressing Model before Federated Learning by Transferrable Surrogate Lottery Ticket. CCNC Takahito Tanimura, Masayuki Takase
2023	J	`jnl`	Physical Status Representation in Multiple Administrative Optical Networks by Federated Unsupervised Learning. IEICE Trans. Commun. Takahito Tanimura, Riu Hirai, Nobuhiko Kikuchi
2023	—	`conf`	Upgrade of Deep Neural Network-based Optical Monitors by Communication-Efficient Federated Learning. OFC Takahito Tanimura, Masayuki Takase
2022	—	`conf`	Faster-Than-Nyquist IM/DD THP-PAM4 Signaling Using Directly-Modulated Laser with Laser Non-Linear Skew Compensation. OECC/PSC Nobuhiko Kikuchi, Riu Hirai, Takahito Tanimura
2022	—	`conf`	Optical Status Representation by Collaborative and Unsupervised Learning. OECC/PSC Takahito Tanimura, Riu Hirai, Nobuhiko Kikuchi
2021	J	`jnl`	Concept and implementation study of advanced DSP-based fiber-longitudinal optical power profile monitoring toward optical network tomography [Invited]. JOCN Takahito Tanimura, Setsuo Yoshida, Kazuyuki Tajima, Shoichiro Oda, Takeshi Hoshida
2020	—	`conf`	Advanced DSP for Monitoring and Mitigation in Optical Transport Networks. OFC Takeshi Hoshida, Takahito Tanimura, Shoichiro Oda, Setsuo Yoshida, Hisao Nakashima, Guoxiu Huang, Zhenning Tao
2020	—	`conf`	Advanced Data-Analytics-Based Fiber-Longitudinal Monitoring for Optical Transport Networks. ECOC Takahito Tanimura, Setsuo Yoshida, Shoichiro Oda, Kazuyuki Tajima, Takeshi Hoshida
2020	—	`conf`	Single-Pixel IQ Monitor via Computational Coherent Reception with Widely Linear Phase Retrieval. ECOC Yuki Yoshida, Takahito Tanimura, Setsuo Yoshida, Takeshi Hoshida, Naokatsu Yamamoto
2019	J	`jnl`	Convolutional Neural Network-Based Optical Performance Monitoring for Optical Transport Networks. JOCN Takahito Tanimura, Takeshi Hoshida, Tomoyuki Kato, Shigeki Watanabe, Hiroyuki Morikawa
2019	—	`conf`	Fiber Nonlinear Noise-to-Signal Ratio Estimation by Machine Learning. OFC Ke Zhang, Yangyang Fan, Tong Ye, Zhenning Tao, Shoichiro Oda, Takahito Tanimura, Yuichi Akiyama, Takeshi Hoshida
2018	—	`conf`	Any-to-Any Signal Frequency Shifting Across Entire C-Band Using Continuously Tuneable Optical Frequency Shifter. ECOC Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura, Carsten Schmidt-Langhorst, Isaac Sackey, Robert Elschner, Colja Schubert, Takeshi Hoshida
2018	—	`conf`	Data-analytics-based Optical Performance Monitoring Technique for Optical Transport Networks. OFC Takahito Tanimura, Takeshi Hoshida, Tomoyuki Kato, Shigeki Watanabe, Hiroyuki Morikawa
2018	—	`conf`	Deep Neural Network Based Optical Monitor Providing Self-Confidence as Auxiliary Output. ECOC Takahito Tanimura, Tomoyuki Kato, Shigeki Watanabe, Takeshi Hoshida
2018	—	`conf`	Distributed Aggregation and Reception of a 400-Gb/s Net Rate Superchannel in a Single-Photodiode 110-GHz Kramers-Kronig Receiver. OFC Isaac Sackey, Carsten Schmidt-Langhorst, Robert Emmerich, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Takeshi Hoshida, Colja Schubert
2018	—	`conf`	Fiber-Optic Frequency Shifting of THz-Range WDM Signal Using Orthogonal Pump-Signal Polarization Configuration. OFC Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert, Takeshi Hoshida
2018	—	`conf`	Innovative Optical Networking by Optical Performance Monitoring and Learning Process. ECOC Shoichiro Oda, Martin Bouda, Yi Ge, Setsuo Yoshida, Takahito Tanimura, Yuichi Akiyama, Yoshio Hirose, Zhenning Tao, Tadashi Ikeuchi, Takeshi Hoshida
2018	—	`conf`	PDL Mitigation by Polarization-Time Codes with Simple Decoding and Pilot-Aided Demodulation. ECOC Tomofumi Oyama, Hisao Nakashima, Yoshitaka Nomura, Guoxiu Huang, Takahito Tanimura, Takeshi Hoshida
2018	J	`jnl`	Simple Learning Method to Guarantee Operational Range of Optical Monitors. JOCN Takahito Tanimura, Takeshi Hoshida, Tomoyuki Kato, Shigeki Watanabe, Hiroyuki Morikawa
2018	—	`conf`	Single-Wavelength, Single-Photodiode per Polarization 276 Gb/s PDM 8-QAM over 100 km of SSMF. OFC Rafael Puerta, Tomohiro Yamauchi, Takahito Tanimura, Yuichi Akiyama, Tomoo Takahara, Idelfonso Tafur Monroy, Takeshi Hoshida
2017	—	`conf`	Continuously tunable optical frequency shift of 1.6-Tb/s superchannel up to THz-range by polarization switched frequency conversion. OFC Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura, Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert, Takeshi Hoshida
2017	—	`conf`	Fiber Nonlinearity Mitigation in 800-km Transmission of a 1.6-Tb/s Superchannel Using Waveband-Shift-Free Optical Phase Conjugation. ECOC Carsten Schmidt-Langhorst, Isaac Sackey, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Takeshi Hoshida, Colja Schubert
2017	—	`conf`	Novel wavelength-shift-free optical phase conjugator used for fiber nonlinearity mitigation in 200-Gb/s PDM-16QAM transmission. OFC Isaac Sackey, Robert Elschner, Carsten Schmidt-Langhorst, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Takeshi Hoshida, Colja Schubert
2016	—	`conf`	420Gbit/s DP-64QAM Nyquist-FDM single-carrier system. OFC Liang Dou, Xiaofei Su, Yangyang Fan, Hao Chen, Ying Zhao, Zhenning Tao, Takahito Tanimura, Takeshi Hoshida, Jens C. Rasmussen
2016	—	`conf`	In-line optical signal multiplexing by polarization-insensitive fiber frequency conversion. OFC Tomoyuki Kato, Takahito Tanimura, Takeshi Hoshida, Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert, Shigeki Watanabe
2016	—	`conf`	Latency and bandwidth programmable transceivers with power arbitration among multi-tenanted signals. OFC Takahito Tanimura, Liang Dou, Xiaofei Su, Takeshi Hoshida, Yasuhiko Aoki, Zhenning Tao, Jens C. Rasmussen, Makoto Suzuki, Hiroyuki Morikawa
2015	—	`conf`	Broadband coherent-optical add/drop multiplexing over 400-GHz bandwidth by fiber frequency conversion. OFC Tomoyuki Kato, Takahito Tanimura, Thomas Richter, Carsten Schmidt-Langhorst, Robert Elschner, Colja Schubert, Shigeki Watanabe
2015	—	`conf`	Complexity reduction of perturbation-based nonlinear compensator by sub-band processing. OFC Tomofumi Oyama, Hisao Nakashima, Takeshi Hoshida, Takahito Tanimura, Yuichi Akiyama, Zhenning Tao, Jens C. Rasmussen
2015	—	`conf`	Distributed 1-Tb/s all-optical aggregation capacity in 125-GHz optical bandwidth by frequency conversion in fiber. ECOC Thomas Richter, Carsten Schmidt-Langhorst, Robert Elschner, Lutz Molle, Saleem Alreesh, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Johannes Karl Fischer, Colja Schubert
2015	—	`conf`	Experimental investigation on nonlinear tolerance of subcarrier multiplexed signals with spectrum optimization. ECOC Hisao Nakashima, Takahito Tanimura, Tomofumi Oyama, Yuichi Akiyama, Takeshi Hoshida, Jens C. Rasmussen
2015	—	`conf`	Generation of ultra-dense superchannels using frequency conversion in optical fibers. OFC Thomas Richter, Carsten Schmidt-Langhorst, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Colja Schubert
2015	—	`conf`	PDL-tolerant signal generation by digital spectrum slicing and polarization control. OFC Takahito Tanimura, Tomofumi Oyama, Hisao Nakashima, Jens C. Rasmussen
2015	—	`conf`	Spatially distributed aggregation of a polarization-division multiplexed superchannel by frequency conversion in fiber. ECOC Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Colja Schubert
2015	—	`conf`	Versatile coherent in-line 4-, 16-, 32-QAM subcarrier add/drop-multiplexing by optical frequency conversion. OFC Carsten Schmidt-Langhorst, Thomas Richter, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Colja Schubert
2014	—	`conf`	Coherent in-line substitution of OFDM subcarriers using fiber-frequency conversion and free-running lasers. OFC Thomas Richter, Carsten Schmidt-Langhorst, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Colja Schubert
2014	—	`conf`	Coherent reception and 126 GHz bandwidth digital signal processing of CO-OFDM superchannel generated by fiber frequency conversion. OFC Takahito Tanimura, Tomoyuki Kato, Ryo Okabe, Shoichiro Oda, Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert, Jens C. Rasmussen, Shigeki Watanabe
2014	—	`conf`	Crosstalk analysis of FSK light label on 112 Gbps DP-QPSK signal in CNCG ROADM network. OFC Goji Nakagawa, Shoichiro Oda, Kyosuke Sone, Yasuhiko Aoki, Kazuo Hironishi, Takahito Tanimura, Takeshi Hoshida, Jens C. Rasmussen
2014	—	`conf`	Digital nonlinear compensation for spectrally efficient superchannel transmission at 400Gbit/s and beyond. ECOC Takeshi Hoshida, Takahito Tanimura, Tomofumi Oyama, Shoichiro Oda, Hisao Nakashima, Yangyang Fan, Liang Dou, Zhenning Tao, Jens C. Rasmussen
2014	—	`conf`	Impact of fiber nonlinearity on duobinary-QPSK in super-Nyquist WDM transmission. ECOC Tomofumi Oyama, Takahito Tanimura, Hisao Nakashima, Takeshi Hoshida, Zhenning Tao, Jens C. Rasmussen
2014	—	`conf`	Next generation photonic node architecture using software-defined universal transceivers. OFC Yasuhiko Aoki, Xi Wang, Goji Nakagawa, Shoichiro Oda, Kyosuke Sone, Takahito Tanimura, Takeshi Hoshida, Paparao Palacharla, Motoyoshi Sekiya, Jens C. Rasmussen
2014	—	`conf`	Soft decision forward error correction over nonlinear transmission of 1-Tb/s superchannel. ECOC Takahito Tanimura, Yohei Koganei, Hisao Nakashima, Takeshi Hoshida, Jens C. Rasmussen
2014	J	`jnl`	Three Benefits Brought by Perturbation Back-Propagation Algorithm in 224Gb/s DP-16QAM Transmission. IEICE Trans. Commun. Shoichiro Oda, Takahito Tanimura, Takeshi Hoshida, Yuichi Akiyama, Hisao Nakashima, Kyosuke Sone, Zhenning Tao, Jens C. Rasmussen
2014	—	`conf`	Tolerances for add/drop operation of a coherent multiplexing node based on fiber frequency conversion. ECOC Thomas Richter, Carsten Schmidt-Langhorst, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, Colja Schubert
2013	—	`conf`	Evaluation of FSK light labels superimposed on 112 Gbps DP-QPSK signal with real-time coherent receiver and optical filter based decoder for light path tracing. OFC/NFOEC Goji Nakagawa, Shoichiro Oda, Kyosuke Sone, Yasuhiko Aoki, Kazuo Hironishi, Takahito Tanimura, Takeshi Hoshida, Jens C. Rasmussen
2013	—	`conf`	Nonlinear transmission of 6PolSK-QPSK signals using coded modulation and digital back propagation. OFC/NFOEC Takahito Tanimura, Saleem Alreesh, Johannes Karl Fischer, Carsten Schmidt-Langhorst, Felix Frey, Christian Meuer, Robert Elschner, Lutz Molle, Colja Schubert