Research field (3)：
Communication and network engineering
, Information networks
, Optical engineering and photonics
Research theme for competitive and other funds (3)：
2019 - 2022 Secure free-space optical communication using physical cipher signals with ultra-high order modulation
2015 - 2017 Study on optical fiber communication of the physical cipher beyond the Shannon limit
1999 - 1999 フーリエ合成による短パルス多波長光源の研究
Papers (116)：
Ken Tanizawa, Kentaro Kato, Fumio Futami. Real-time 12.5-Gbit/s Quantum Random Number Delivery over Field-installed Fiber via Coherent Light Transmission. CLEO 2024. 2024. AW3D.7-AW3D.7
Fumio Futami, Ken Tanizawa, Kentaro Kato, Yuichiro Hara, Michikazu Hattori, Abdelmoula Bekkali, Yukihiko Suga. Secure FSO Transmission with Quantum Deliberate Signal Randomization on the Y-00 Protocol under Fog Conditions. OFC. 2024. 1-3
Ken Tanizawa, Fumio Futami. Tradeoff Between Reach and Security in Nyquist WDM Transmission of PSK Y-00 Quantum Stream Cipher. IEEE Photonics Technology Letters. 2023
Kentaro Kato, Fumio Futami, Ken Tanizawa. Quantum-enhanced secure-link architecture with quantum stream cipher Y-00 and post-quantum cryptography: basic structure and experiment. Quantum Communications and Quantum Imaging XXI. 2023. 11-11
Ken Tanizawa, Fumio Futami. Photonic-assisted microwave quantum-noise randomized cipher generation for signal security of wireless communications. Next-Generation Optical Communication: Components, Sub-Systems, and Systems XII. 2023
二見 史生, 谷澤 健, 加藤 研太郎. 量子乱数による信号ランダム化機構を組み込んだY-00光通信量子暗号の実証-Y-00 Quantum Noise Stream Cipher with Quantum Deliberate Signal Randomization and Its Application to Optical Fiber Transmission System-放送技術. 映像情報メディア学会技術報告 = ITE technical report. 2022. 46. 35. 7-12
谷澤健, 加藤研太郎, 二見史生. 100-Gbit/s Quantum Random Number Generation with Parallel Homodyne Measurements of Shot Noise. 電子情報通信学会大会講演論文集(CD-ROM). 2022. 2022
二見史生, 谷澤健, 加藤研太郎. Field Trial of Y-00 Quantum Stream Cipher System with Functions of Authentication and Key Distribution by Post-Quantum Cryptography. 電子情報通信学会大会講演論文集(CD-ROM). 2022. 2022
二見史生, 谷澤健, 加藤研太郎. Y-00 Quantum Noise Stream Cipher with Quantum Deliberate Signal Randomization and Its Application to Optical Fiber Transmission System. 電子情報通信学会技術研究報告(Web). 2022. 122. 245(OCS2022 40-50)
