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 (110)：
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
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
Fumio Futami, Ken Tanizawa, Kentaro Kato. Field-installed fiber transmission of Y-00 quantum noise stream cipher with quantum deliberate signal randomization. Next-Generation Optical Communication: Components, Sub-Systems, and Systems XII. 2023
Ken Tanizawa, Kentaro Kato, Fumio Futami. Spatially Multiplexed Quantum Entropy Source With Single LD for 100-Gbps Random Numbers and Beyond. IEEE Photonics Technology Letters. 2023
Ken Tanizawa, Kentaro Kato, Fumio Futami. Real-time 50-Gbit/s Spatially Multiplexed Quantum Random Number Generator Based on Vacuum Fluctuation. Optical Fiber Communication Conference (OFC) 2023. 2023
加藤研太郎, 谷澤健, 二見史生. A high-speed and parallelizable physical random number generation scheme using shot noise of laser light. 電子情報通信学会大会講演論文集(CD-ROM). 2021
谷澤健, 二見史生. Quantum-Noise Signal Making of Millimeter Wave Wireless Signals via Optical Heterodyne for Secrecy. 2021
