Ultra-Wideband WDM Transmission in S-, C-, and L-Bands Using Signal Power Optimization Scheme F Hamaoka, M Nakamura, S Okamoto, K Minoguchi, T Sasai, ... Journal of Lightwave Technology 37 (8), 1764-1771, 2019 | 173 | 2019 |
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 F Hamaoka, K Minoguchi, T Sasai, A Matsushita, M Nakamura, ... 2018 European Conference on Optical Communication (ECOC), 1-3, 2018 | 94 | 2018 |
Digital longitudinal monitoring of optical fiber communication link T Sasai, M Nakamura, E Yamazaki, S Yamamoto, H Nishizawa, Y Kisaka Journal of Lightwave Technology 40 (8), 2390-2408, 2021 | 60 | 2021 |
Simultaneous detection of anomaly points and fiber types in multi-span transmission links only by receiver-side digital signal processing T Sasai, M Nakamura, S Okamoto, F Hamaoka, S Yamamoto, E Yamazaki, ... Optical Fiber Communication Conference, Th1F. 1, 2020 | 46 | 2020 |
Laser phase noise tolerance of uniform and probabilistically shaped QAM signals for high spectral efficiency systems T Sasai, A Matsushita, M Nakamura, S Okamoto, F Hamaoka, Y Kisaka Journal of Lightwave Technology 38 (2), 439-446, 2019 | 39 | 2019 |
Digital backpropagation for optical path monitoring: Loss profile and passband narrowing estimation T Sasai, M Nakamura, E Yamazaki, S Yamamoto, H Nishizawa, Y Kisaka 2020 European Conference on Optical Communications (ECOC), 1-4, 2020 | 33 | 2020 |
Open whitebox architecture for smart integration of optical networking and data center technology H Nishizawa, W Ishida, Y Sone, T Tanaka, S Kuwabara, T Inui, T Sasai, ... Journal of Optical Communications and Networking 13 (1), A78-A87, 2021 | 31 | 2021 |
Performance limit of fiber-longitudinal power profile estimation methods T Sasai, E Yamazaki, Y Kisaka Journal of Lightwave Technology 41 (11), 3278-3289, 2023 | 30 | 2023 |
Revealing Raman-amplified power profile and Raman gain spectra with digital backpropagation T Sasai, M Nakamura, T Kobayashi, H Kawakami, E Yamazaki, Y Kisaka 2021 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2021 | 28 | 2021 |
Wiener-Hammerstein model and its learning for nonlinear digital pre-distortion of optical transmitters T Sasai, M Nakamura, E Yamazaki, A Matsushita, S Okamoto, K Horikoshi, ... Optics Express 28 (21), 30952-30963, 2020 | 27 | 2020 |
112.8-Tb/s real-time transmission over 101 km in 16.95-THz triple-band (S, C, and L bands) WDM configuration F Hamaoka, K Saito, A Masuda, H Taniguchi, T Sasai, M Nakamura, ... 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 …, 2022 | 20 | 2022 |
Proposal of linear least squares for fiber-nonlinearity-based longitudinal power monitoring in multi-span link T Sasai, E Yamazaki, M Nakamura, Y Kisaka 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 …, 2022 | 20 | 2022 |
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 M Nakamura, T Sasai, K Saito, F Hamaoka, T Kobayashi, H Yamazaki, ... 2022 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2022 | 20 | 2022 |
Digital Twin of Optical Networks: A Review of Recent Advances and Future Trends D Wang, Y Song, Y Zhang, X Jiang, J Dong, FN Khan, T Sasai, S Huang, ... Journal of Lightwave Technology, 2024 | 19 | 2024 |
Real-time 400 Gbps/carrier WDM transmission over 2,000 km of field-installed G. 654. E fiber H Maeda, K Saito, T Sasai, F Hamaoka, H Kawahara, T Seki, T Kawasaki, ... Optics Express 28 (2), 1640-1646, 2020 | 18 | 2020 |
Precise longitudinal power monitoring over 2,080 km enabled by step size selection of split step Fourier method T Sasai, M Nakamura, E Yamazaki, Y Kisaka 2022 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2022 | 14 | 2022 |
Linear least squares estimation of fiber-longitudinal optical power profile T Sasai, M Takahashi, M Nakamura, E Yamazaki, Y Kisaka Journal of Lightwave Technology, 2023 | 12 | 2023 |
Dynamic optical path provisioning for alien access links: architecture, demonstration, and challenges H Nishizawa, T Sasai, T Inoue, K Anazawa, T Mano, K Kitamura, Y Sone, ... IEEE Communications Magazine 61 (4), 136-142, 2023 | 12 | 2023 |
Closed-form expressions for fiber-nonlinearity-based longitudinal power profile estimation methods T Sasai, E Yamazaki, M Nakamura, Y Kisaka 2022 European Conference on Optical Communication (ECOC), 1-4, 2022 | 12 | 2022 |
High spectral efficiency real-time 500-Gb/s/carrier long-haul transmission over field-installed fibers H Maeda, K Saito, H Kawahara, T Seki, T Sasai, F Hamaoka Journal of Lightwave Technology 39 (4), 933-939, 2021 | 12 | 2021 |