Tetsuo Kawakami

According to our database, Tetsuo Kawakami authored at least 5 papers between 2024 and 2026.

Collaborative distances:

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

2026

Demonstration of a Hybrid Free-Space/Fiber CV-QKD System for Bridging the Last-Mile Gap.

Tetsuo Kawakami, Tomoki Terasaki, Seigo Takahashi, Hiroki Kawahara, Toshihiko Okamura, Naoto Ishii

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2026

Comparative performance of DV- and CV-QKD in Co-propagation with S+C+L-band WDM Signals.

Hiroki Kawahara, Tetsuo Kawakami, Toshihiko Okamura, Naoto Ishii

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2026

2025

Highly Resilient Heterogeneous QKD Systems Integrated into Live Carrier-Grade C+L-Band ROADM-Based Links.

Hiroki Kawahara, Yasuhiro Katsube, Tetsuo Kawakami, Kotaro Ueda, Yu Yu, Toshihiko Okamura, Keisuke Mera, Yoshimichi Tanizawa, Masashi Ito, Mikio Fujiwara, Masahide Sasaki, Wakako Maeda, Naoto Ishii

Proceedings of the European Conference on Optical Communications, 2025

2024

Coexistence Demonstration and Wavelength Dependency Analysis of S-Band CV-QKD Signal with Fully Loaded C+L-Band DWDM Signals.

Tetsuo Kawakami, Hiroki Kawahara, Toshihiko Okamura, Wakako Maeda

Entropy, 2024

No-guard-band integration of digital coherent CV-QKD system into 400 Gbit/s 75 GHz grid DWDM systems.

Tetsuo Kawakami, Hiroki Kawahara, Toshihiko Okamura, Ken-Ichiro Yoshino, Wakako Maeda

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2024