Hiroto Kawakami

According to our database, Hiroto Kawakami authored at least 13 papers between 2005 and 2023.

Collaborative distances:

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

2023

Dither-free Auto Bias Control Technique for In-service Optical IQ modulator Using Reference Pulsed Light.

Hiroto Kawakami, Yoshiaki Kisaka, Etsushi Yamazaki

Proceedings of the 28th Asia Pacific Conference on Communications, 2023

2022

Dither-free Bias Condition Monitoring Technique Utilizing Reference Light for In- service Optical IQ modulator.

Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

50-Tb/s (1 Tb/s × 50 ch) WDM Transmission on Two 6.25-THz Bands Using Hybrid Inline Repeater of PPLN-based OPAs and Incoherent-forward-pumped DRA.

Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, Junji Yoshida, Shigehiro Takasaka, Yasuto Tatamida, Hiroto Kawakami, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Kei Watanabe, Takashi Saida, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

2021

Revealing Raman-amplified Power Profile and Raman Gain Spectra with Digital Backpropagation.

Takeo Sasai, Masanori Nakamura, Takayuki Kobayashi, Hiroto Kawakami, Etsushi Yamazaki, Yoshiaki Kisaka

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2021

2020

Proposal and Verification of Auto Calibration Technique for Bias Control Circuit Connecting to Built-In Optical Power Monitor in Imperfect IQ-Modulator.

Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka

IEICE Trans. Commun., 2020

Gain Instability in Forward-Pumped Raman Amplifier and Its Suppression Utilizing a Dual-Arm Depolarizer for Pump Light.

Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka

Proceedings of the European Conference on Optical Communications, 2020

2019

Proposal and verification of auto calibration technique for bias control circuit connecting to imperfect IQ-modulator.

Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka

Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019

Full C-Band 3060-km DMD-Unmanaged 3-Mode Transmission with 40.2-Tb/s Capacity using Cyclic Mode Permutation.

Kohki Shibahara, Takayuki Mizuno, Hiroto Kawakami, Takayuki Kobayashi, Masanori Nakamura, Kota Shikama, Kazuhide Nakajima, Yutaka Miyamoto

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

2018

Novel Optimizing Technique for Linear Optical Mach-Zehnder Modulator and its Experimental Verification Using PAM-8 Signal.

Hiroto Kawakami, Hiroshi Yamazaki, Yutaka Miyamoto

Proceedings of the European Conference on Optical Communication, 2018

2016

Optical DP-High Order-QAM Transmission System for High-Speed Short Links Utilizing Copropagating Twin Local Lights.

Hiroto Kawakami, Takayuki Kobayashi, Yutaka Miyamoto

IEICE Trans. Commun., 2016

2015

Adaptive MIMO equalization for few-mode fiber transmission with various differential mode delays.

D. Lee, Kohki Shibahara, Takayuki Kobayashi, Takayuki Mizuno, Hidehiko Takara, Akihide Sano, Hiroto Kawakami, T. Nakagawa, Yutaka Miyamoto

Proceedings of the European Conference on Optical Communication, 2015

2014

12-core × 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization.

Takayuki Mizuno, Takayuki Kobayashi, Hidehiko Takara, Akihide Sano, Hiroto Kawakami, T. Nakagawa, Yutaka Miyamoto, Yoshiteru Abe, T. Goh, Manabu Oguma, Taiji Sakamoto, Yusuke Sasaki, Itaru Ishida, Katsuhiro Takenaga, Shoichiro Matsuo, Kunimasa Saitoh, Toshio Morioka

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

2005

Suppression of the Cross-Gain Modulation in Remotely-Pumped EDF/DRA Hybrid Inline Amplifier Systems with Online OTDR for Gain Monitoring.

Hiroto Kawakami, Hiroji Masuda, Kenji Sato, Yutaka Miyamoto

IEICE Trans. Commun., 2005