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Quantum

QuantumQuantum

Research and development of next-generation intelligent systems and computing platforms leveraging cutting-edge quantum technologies to pioneer an innovative future.

News Release&Topics

March 26, 2025

World's First Successful Demonstration of Quantum Key Distribution Technology for Multiplexing Over 30 Tbps of High-Capacity Data and Secret Keys

February 27, 2025

KDDI, KDDI Research, Jij, QunaSys, and Waseda University Form Partnership to Build AI and Quantum Common Platform

Publications

Impact of Inter-Core Crosstalk on Coherent Optical Time-Domain Reflectometry in Repeatered Multicore Fibre Systems

Kosuke Komatsu, Kodai Ishida(Anritsu Corporation), Shohei Beppu, Daiki Soma, Seiya Sumita, Taiki Fukushima(Anritsu Corporation),Kazuyoshi Inoue(Anritsu Corporation), Hidenori Takahashi, Yuta Wakayama, Takehiro Tsuritani

2025 European Conference on Optical Communications (ECOC 2025)

September 2025

39.5- Tb/s O-band Coherent Data Channels Coexistence with C-band DV-QKD and Bidirectional Service Channels

Shohei Beppu, Daniel J. Elson, Shinya Murai(Toshiba Digital Solutions), Han Wang, Akira Murakami(Toshiba Digital Solutions), Kosuke Komatsu, Hiroki Yamamuro, Noboru Yoshikane, Yuta Wakayama, Takehiro Tsuritani

2025 European Conference on Optical Communications (ECOC 2025)

September 2025

Grover's Algorithm for Image Edge Detection

Pulak Ranjan Giri, Kazuhiro Saito

2025 IEEE International Conference on Quantum Computing and Engineering (QCE 2025)

August 2025

Enhancing Factorization Machine with Annealing via Transformer-Based Surrogate Calibration for RAN Function Placement

Shun Furusawa, Chihiro Dogo, Kazuhiro Saito, Yuya Seki(Keio University), Shuta Kikuchi(Keio University), Shu Tanaka(Keio University)

2025 IEEE International Conference on Quantum Computing and Engineering (QCE 2025)

August 2025