High-Frequency Operation of Low-Power Single-Flux-Quantum Circuits Fabricated Using 250 A/cm2 Nb/AlOx/Nb Planarization Process. - Masamitsu Tanaka; Yoshihiro Kitagawa; Tetsuro Satoh; Tsuyoshi Yamamoto (ICICDT, 2023)

Neural Network-Based RF Device Identification with Constellation Pattern. - Yoshihiro Kitagawa; Takahiro Higuchi; Tomotaka Kimura; Jun Cheng 001 (WF-IoT, 2023)

Identification of RF Devices Through Constellation Patterns Using Complex-Valued Neural Networks. - Yoshihiro Kitagawa; Kakuto Goto; Tomotaka Kimura; Jun Cheng 001 (ICOIN, 2025)