Toshihiko Hirooka
According to our database1,
Toshihiko Hirooka
authored at least 58 papers
between 2006 and 2023.
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Bibliography
2023
Demodulation Performance Comparison of High-Speed Coherent Nyquist Pulse Signal with Analog and Digital Demultiplexing Schemes.
IEICE Trans. Commun., November, 2023
2022
Experimental and Numerical Analysis of Ultrahigh-Speed Coherent Nyquist Pulse Transmission with Low-Nonlinearity Dispersion Compensator.
IEICE Trans. Commun., September, 2022
Precise Measurements and their Analysis of GAWBS-Induced Depolarization Noise in Multi-Core Fiber for Digital Coherent Transmission.
IEICE Trans. Commun., 2022
Demodulation Performance Comparison of 160 Gbaud Coherent Nyquist Pulse Signal with Analog and Digital DEMUX Schemes.
Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022
Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022
2021
Recent progress and challenges toward ultrahigh-speed transmission beyond 10 Tbit/s with optical Nyquist pulses.
IEICE Electron. Express, 2021
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021
64 Gbit/s, 256 QAM Transmission Through Coherent Optical-Wireless Link at 61 GHz Using Simple and High OSNR Carrier Frequency Converter.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021
Broadband Dynamic Injection-Locking Performance of Fabry-Perot LD and Its Application to Coherent Homodyne Receiver.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021
2020
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020
Experimental and Theoretical Analyses of GAWBS Phase Noise in Multi-Core Fiber for Digital Coherent Transmission.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020
64 Gbit/s, 256 QAM Coherently-Linked Optical and Wireless Transmission in 61 GHz Band Using Novel Injection-Locked Carrier Frequency Converter.
Proceedings of the European Conference on Optical Communications, 2020
2019
Wavelength-tunable sub-picosecond optical switch over entire C-band using nonlinear optical loop mirror.
IEICE Electron. Express, 2019
Real-Time 256 QAM Bi-directional Coherent Transmission in Next Generation Mobile Fronthaul.
Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019
GAWBS Noise Characteristics in Digital Coherent Transmission in Various Optical Fibers.
Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019
Sub-Picosecond Optical Switch over Entire C-Band by Using Nonlinear Optical Loop Mirror.
Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019
2018
Experimental and Numerical Comparison of Probabilistically-Shaped 4096 QAM and Uniformly-Shaped 1024 QAM in All-Raman Amplified 160 km Transmission.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018
Observation of Guided Acoustic-Wave Brillouin Scattering and its Digital Compensation in Coherent QAM Transmission.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018
Backward-Rayleigh-Scattering Suppressed 160 Gbit/s 256 QAM Injection-Locked Bidirectional Coherent Transmission for Next Generation Mobile Fronthaul.
Proceedings of the European Conference on Optical Communication, 2018
Proceedings of the European Conference on Optical Communication, 2018
2017
IEICE Electron. Express, 2017
Single-channel 3.84 Tbit/s, 64 QAM coherent Nyquist pulse transmission over 150 km with frequency-stabilized and mode-locked laser.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017
A New Optical Phase-Locked System Between Ultrashort Pulses for 640 Gbaud Nyquist OTDM Coherent QAM Transmission.
Proceedings of the European Conference on Optical Communication, 2017
80 Gbit/s/ch, 256 QAM Digital Coherent Optical Transmission System with Injection-Locking for Next Generation Mobile Fronthaul Network.
Proceedings of the European Conference on Optical Communication, 2017
Single-carrier 552 Gbit/s, 46 Gbaud 64 QAM Coherent Transmission over 100 km with Co-propagating 10 Gbit/s-OOK Signals Through a Deployed ROADM Network.
Proceedings of the European Conference on Optical Communication, 2017
2016
Fabrication of OH-free, single-mode fiber by using slurry casting and rod-in-tube method.
IEICE Electron. Express, 2016
A 1.55 µm, 271 fs and 1.07 µm, 294 fs simultaneously mode-locked Er- and Yb-doped fiber laser with a single SWNT/PVA saturable absorber.
IEICE Electron. Express, 2016
Mode coupling measurement at a splice point between few-mode fibers using a synchronous multi-channel OTDR.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016
2015
First demonstration of digital coherent transmission in a deployed ROADM network with a 120 Gbit/s polarization-multiplexed 64 QAM signal.
IEICE Electron. Express, 2015
Real-time 10 Gbit/s-16 QAM quantum stream cipher transmission over 320 km with FPGA-based transmitter and receiver.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015
Ad-hoc photonic network based on movable and deployable ICT resource unit to meet rapidly changing service demands.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015
Single-channel 1.92 Tbit/s, 64 QAM coherent orthogonal TDM transmission of 160 Gbaud optical Nyquist pulses with 10.6 bit/s/Hz spectral efficiency.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015
Real-time adaptive 4-64 QAM, 20-60 Gbit/s quantum noise stream cipher transmission over 320 km with FPGA-based transmitter and receiver.
Proceedings of the European Conference on Optical Communication, 2015
Proceedings of the 49th Asilomar Conference on Signals, Systems and Computers, 2015
2014
Tool Motion Control Referring to Voxel Information of Removal Volume Voxel Model to Achieve Autonomous Milling Operation.
Int. J. Autom. Technol., 2014
Plug-and-Play Optical Interconnection Using Digital Coherent Technology for Resilient Network Based on Movable and Deployable ICT Resource Unit.
IEICE Trans. Commun., 2014
100 Gbit/s real-time digital coherent transmission over a 32 km legacy multi-mode graded-index fiber.
IEICE Electron. Express, 2014
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014
1.92 Tbit/s, 64 QAM coherent Nyquist pulse transmission over 150 km with a spectral efficiency of 7.5 bit/s/Hz.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014
Measurement of mode coupling distribution along a few-mode fiber using a synchronous multi-channel OTDR.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014
100 Gbit/s DP-QPSK transmission over a 32 km legacy multi-mode GI fiber using a real-time digital coherent transceiver.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014
Real-time adaptive 4-64 QAM coherent optical transmission over 320 km with FPGA-based transmitter and receiver.
Proceedings of the European Conference on Optical Communication, 2014
OH-free low loss single-mode fibre fabricated by slurry casting / rod-in-tube method.
Proceedings of the European Conference on Optical Communication, 2014
A single-channel 960 Gbit/s 64 QAM orthogonal TDM transmission with a spectral efficiency of 10.0 bit/s/Hz using coherent Nyquist pulses.
Proceedings of the European Conference on Optical Communication, 2014
Novel ultrafast TDM demultiplexing scheme using orthogonality in coherent Nyquist pulses.
Proceedings of the European Conference on Optical Communication, 2014
2013
Surface Roughness Control Based on Digital Copy Milling Concept to Achieve Autonomous Milling Operation.
Int. J. Autom. Technol., 2013
A single-channel, 1.6 Tbit/s 32 QAM coherent pulse transmission over 150 km with RZ-CW conversion and FDE techniques.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Large PMD tolerant 1.28 Tbit/s/ch transmission over 525 km with 640 Gbaud optical Nyquist pulses.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
2011
Single-Channel 1.28 Tbit/s-525 km DQPSK Transmission Using Ultrafast Time-Domain Optical Fourier Transformation and Nonlinear Optical Loop Mirror.
IEICE Trans. Commun., 2011
2009
10Gbit/s photonic crystal fiber transmissions with 1.1µm directly-modulated single-mode VCSEL.
IEICE Electron. Express, 2009
2007
Ultra-Stable Regeneratively Mode-Locked Laser as an Opto-Electronic Microwave Oscillator and Its Application to Optical Metrology.
IEICE Trans. Electron., 2007
2006
ABCD matrix formalism of time-domain optical Fourier transformation for distortion-free pulse transmission.
IEICE Electron. Express, 2006
Comparison of 40GHz optical demultiplexers using SMZ switch and EA modulator in 160Gbit/s-500km OTDM transmission.
IEICE Electron. Express, 2006
10Gb/s transmission over 5km at 850nm using single-mode photonic crystal fiber, single-mode VCSEL, and Si-APD.
IEICE Electron. Express, 2006