Hiroto Kawakami

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 10

Top Topics

Experimental Verification

Top Venues

IEICE Trans. Commun.

Publications

Hiroto Kawakami, Yoshiaki Kisaka, Etsushi Yamazaki
Dither-free Auto Bias Control Technique for In-service Optical IQ modulator Using Reference Pulsed Light. APCC (2023)
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
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. OFC (2022)
Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka
Dither-free Bias Condition Monitoring Technique Utilizing Reference Light for In- service Optical IQ modulator. OECC/PSC (2022)
Takeo Sasai, Masanori Nakamura, Takayuki Kobayashi, Hiroto Kawakami, Etsushi Yamazaki, Yoshiaki Kisaka
Revealing Raman-amplified Power Profile and Raman Gain Spectra with Digital Backpropagation. OFC (2021)
Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka
Proposal and Verification of Auto Calibration Technique for Bias Control Circuit Connecting to Built-In Optical Power Monitor in Imperfect IQ-Modulator. IEICE Trans. Commun. (11) (2020)
Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka
Gain Instability in Forward-Pumped Raman Amplifier and Its Suppression Utilizing a Dual-Arm Depolarizer for Pump Light. ECOC (2020)
Kohki Shibahara, Takayuki Mizuno, Hiroto Kawakami, Takayuki Kobayashi, Masanori Nakamura, Kota Shikama, Kazuhide Nakajima, Yutaka Miyamoto
Full C-Band 3060-km DMD-Unmanaged 3-Mode Transmission with 40.2-Tb/s Capacity using Cyclic Mode Permutation. OFC (2019)
Hiroto Kawakami, Shoichiro Kuwahara, Yoshiaki Kisaka
Proposal and verification of auto calibration technique for bias control circuit connecting to imperfect IQ-modulator. OECC/PSC (2019)
Hiroto Kawakami, Hiroshi Yamazaki, Yutaka Miyamoto
Novel Optimizing Technique for Linear Optical Mach-Zehnder Modulator and its Experimental Verification Using PAM-8 Signal. ECOC (2018)
Hiroto Kawakami, Takayuki Kobayashi, Yutaka Miyamoto
Optical DP-High Order-QAM Transmission System for High-Speed Short Links Utilizing Copropagating Twin Local Lights. IEICE Trans. Commun. (8) (2016)
D. Lee, Kohki Shibahara, Takayuki Kobayashi, Takayuki Mizuno, Hidehiko Takara, Akihide Sano, Hiroto Kawakami, T. Nakagawa, Yutaka Miyamoto
Adaptive MIMO equalization for few-mode fiber transmission with various differential mode delays. ECOC (2015)
Hiroto Kawakami, Yutaka Miyamoto, Takayuki Kobayashi
Optical DP-high order-QAM transmission system for high-speed short links utilizing copropagating twin local lights. APCC (2015)
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
12-core × 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization. OFC (2014)
Hiroto Kawakami, Hiroji Masuda, Kenji Sato, Yutaka Miyamoto
Suppression of the Cross-Gain Modulation in Remotely-Pumped EDF/DRA Hybrid Inline Amplifier Systems with Online OTDR for Gain Monitoring. IEICE Trans. Commun. (5) (2005)