Hirokazu Takenouchi

According to our database, Hirokazu Takenouchi authored at least 12 papers between 2005 and 2018.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2018

Polarization-diversity In-line Phase Sensitive Amplifier for Simultaneous Amplification of Fiber-transmitted WDM PDM-16QAM Signals.

Takeshi Umeki, Takushi Kazama, Takayuki Kobayashi, Shigehiro Takasaka, Yasuhiro Okamura, Koji Enbutsu, Osamu Tadanaga, Hirokazu Takenouchi, Ryuichi Sugizaki, Atsushi Takada, Ryoichi Kasahara, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Towards Practical Implementation of Optical Parametric Amplifiers Based on PPLN Waveguides.

Takeshi Umeki, Takushi Kazama, Takayuki Kobayashi, Koji Enbutsu, Osamu Tadanaga, Hirokazu Takenouchi, Ryoichi Kasahara, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

96-Gbaud PDM-8QAM Single Channel Transmission over 9, 600 km by Nonlinear Tolerance Enhancement using PPLN-based Optical Phase Conjugation.

Takayuki Kobayashi, Takeshi Umeki, Ryoichi Kasahara, Hiroshi Yamazaki, Munehiko Nagatani, Hitoshi Wakita, Hirokazu Takenouchi, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

2016

PPLN-Based Low-Noise In-Line Phase Sensitive Amplifier with Highly Sensitive Carrier-Recovery System.

Koji Enbutsu, Takeshi Umeki, Osamu Tadanaga, Masaki Asobe, Hirokazu Takenouchi

IEICE Trans. Commun., 2016

Low-noise phase-sensitive amplifier for guard-band-less 16-channel DWDM signal using PPLN waveguides.

Takushi Kazama, Takeshi Umeki, Masashi Abe, Koji Enbutsu, Yutaka Miyamoto, Hirokazu Takenouchi

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

2015

Spectrally efficient optical phase conjugation based on complementary spectral inversion for nonlinearity mitigation.

Takeshi Umeki, Takushi Kazama, H. Ono, Yutaka Miyamoto, Hirokazu Takenouchi

Proceedings of the European Conference on Optical Communication, 2015

2014

Low noise and regenerative phase sensitive amplifier based on PPLN waveguides.

Takeshi Umeki, Masaki Asobe, H. Takara, Osamu Tadanaga, Koji Enbutsu, Yutaka Miyamoto, Hirokazu Takenouchi

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

First demonstration of PDM signal amplification using PPLN-based polarization-independent phase sensitive amplifier.

Takeshi Umeki, Takushi Kazama, Osamu Tadanaga, Koji Enbutsu, Masaki Asobe, Yutaka Miyamoto, Hirokazu Takenouchi

Proceedings of the European Conference on Optical Communication, 2014

2013

Real-Time N₂O Gas Detection System for Agricultural Production Using a 4.6-µm-Band Laser Source Based on a Periodically Poled LiNbO₃ Ridge Waveguide.

Akio Tokura, Masaki Asobe, Koji Enbutsu, Toshihiro Yoshihara, Shin-nosuke Hashida, Hirokazu Takenouchi

Sensors, 2013

First demonstration of multi-span transmission using phase and amplitude regeneration in PPLN-based PSA.

Takeshi Umeki, Masaki Asobe, H. Takara, Takayuki Kobayashi, Hirokazu Kubota, Hirokazu Takenouchi, Yutaka Miyamoto

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

PPLN based phase sensitive amplifiers and their applications.

Masaki Asobe, Takeshi Umeki, Hirokazu Takenouchi

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

2005

High-Speed Optical Packet Processing Technologies for Optical Packet-Switched Networks.

Hirokazu Takenouchi, Tatsushi Nakahara, Kiyoto Takahata, Ryo Takahashi, Hiroyuki Suzuki

IEICE Trans. Electron., 2005