Nobuo Ohata

Mitsubishi Electric (Japan) — Japan

Engineering · Physical Sciences

7h-index138citations74works0.82yr avg
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Research Topics

Photonic and Optical Devices(38), Optical Network Technologies(29), Semiconductor Lasers and Optical Devices(24), Advanced Photonic Communication Systems(19), Advanced Fiber Laser Technologies(7)

Publications74 total

High-energy, strong-field deep-ultraviolet based joule-class amplifier with distributed-faced-cooling chips
Optics Letters·2025
Demonstration of ±0.5 GHz Lasing Frequency Stability of DFB-CAN with One-Chip Wavelength Monitor and Evaluation of 16QAM 40-km Fiber Transmission
2025
110 GHz Bandwidth Flip-Chip Bonded EML for High-Speed IM-DD Applications
2025
High-Speed 226 Gb/s Operation Using Dual Array EML with Two-Photon Polymerization Resin Lens for High-Density Integration
2025
High-Speed EML and Assembly Techniques for GPU Cluster System
Journal of Lightwave Technology·2025
EML Assembled with Flip-Chip Technology on AlN Sub-Mount Operating at 212.5 Gbps PAM4
2025· 1 cited
Post-Adjustment of Temperature Dependence for Athermal Mach-Zehnder Filter
2025
High-Speed EML and Packaging Technologies for GPU Cluster System
2025
Generation of High-Energy Laser Pulses at 266 nm with Sub-Nanosecond Pulse Duration and 20 Hz Repetition Rate
2025
InP/Si Integrated Laser With High-Tolerance-Multi-Step-Long-Period Diffraction Grating
2025
Beyond 100GHz operation of AlN-glass hybrid sub-mount for high-speed EML assembly
2025· 1 cited
High-Speed EML and Assembly Techniques for GPU Cluster System
2025· 3 cited
Fabrication of a Glass Sub-Mount with High Heat Dissipation
2024· 1 cited
Design of Triple Taper Structure for High-Performance Hybrid EA modulator on Silicon Waveguides
2024
Mountability Improvement of One-chip Si Photonics-based Wavelength Locker by Employing Dual Grating Coupler
2024
100Gbps PAM4 operation of EML sub-assembly by using novel glass sub-mount
2024
Single-frequency high-energy pulses from an Er:Yb glass planar waveguide amplifier with good beam quality
Applied Physics Express·2024· 1 citedOpen Access
High-repetition-rate injection-seeded terahertz-wave parametric generation pumped by a 1.5 <i>μ</i>m sub-nanosecond laser
Applied Physics Letters·2024· 6 citedOpen Access
Improvement of one-chip Si photonics-based wavelength locker for light source modules
2024
112 GBaud PAM-8 operation of 2-ch EML array on high-performance sub-mount
2024· 1 cited
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Frequent Co-authors

Mizuki Shirao(18), Hiroshi Aruga(11), Kiyotomo Hasegawa(9), E. Ishimura(8), Takuma Fujita(7), Asami Uchiyama(7), Atsushi Sugitatsu(7), Kei Masuyama(6), Kenichi Hirosawa(5), Noboru Yugami(5), Masashi Binkai(5), Takeshi Yamatoya(5), Junichi Suzuki(5), Junia Nomura(4), Shinya Okuda(4), Yosuke Kawamoto(4), Hayato Sano(4), Takayuki Yanagisawa(3), Takeshi Higashiguchi(3), Tadashi Murao(3)