Preprocessing by eigenbeams and Doppler filters to improve performance of detection of signal number. - Ryuhei Takahashi; Kazufumi Hirata; Hisakazu Maniwa (ACSCC, 2008)

Derivation of monopulse angle accuracy for phased array radar to achieve Cramer-Rao lower bound. - Ryuhei Takahashi; Kazufumi Hirata; Teruyuki Hara; Atsushi Okamura (ICASSP, 2012)

Image based approach for target detection and robust target velocity estimation method for multi-channel SAR-GMTI. - Kei Suwa; Ryuhei Takahashi; Toshio Wakayama; Shohei Nakamura; Masafumi Iwamoto (IGARSS, 2013)

Digital Monopulse Beamforming for Achieving the CRLB for Angle Accuracy. - Ryuhei Takahashi; Takayuki Inaba; Toru Takahashi 005; Hirohisa Tasaki (IEEE Trans. Aerosp. Electron. Syst., 2018)

Ambient OFDM Pilot-Aided Delay-Shift Keying and Its Efficient Detection for Ultra Low-Power Communications. - Ryuhei Takahashi; Koji Ishibashi (GlobalSIP, 2019)

Design of Communication Systems for Wireless-Powered Communications with Multiple Frequency Bands. - Ryuhei Takahashi; Koji Ishibashi (WCNC, 2019)

Partially-Shared Variational Auto-encoders for Unsupervised Domain Adaptation with Target Shift. - Ryuhei Takahashi; Atsushi Hashimoto 001; Motoharu Sonogashira; Masaaki Iiyama (ECCV (16), 2020)

Ambient OFDM Pilot-Aided Backscatter Communications: Concept and Design. - Takanori Hara; Ryuhei Takahashi; Koji Ishibashi (IEEE Access, 2021)

Spatial-Domain Interference Mitigation for Slow-Time MIMO-FMCW Automotive Radar. - Sian Jin; Pu Wang 004; Petros Boufounos; Philip V. Orlik; Ryuhei Takahashi; Sumit Roy 001 (SAM, 2022)

Spatial-Domain Object Detection Under Mimo-Fmcw Automotive Radar Interference. - Sian Jin; Pu Wang 004; Petros Boufounos; Ryuhei Takahashi; Sumit Roy 001 (ICASSP, 2023)

Mutual Interference Mitigation for MIMO-FMCW Automotive Radar. - Sian Jin; Pu Wang 004; Petros Boufounos; Philip V. Orlik; Ryuhei Takahashi; Sumit Roy 001 (CoRR, 2023)

SIRA: Scalable Inter-Frame Relation and Association for Radar Perception. - Ryoma Yataka; Pu Wang 004; Petros Boufounos; Ryuhei Takahashi (CVPR, 2024)

Radar Perception with Scalable Connective Temporal Relations for Autonomous Driving. - Ryoma Yataka; Pu Wang 004; Petros Boufounos; Ryuhei Takahashi (ICASSP, 2024)

RETR: Multi-View Radar Detection Transformer for Indoor Perception. - Ryoma Yataka; Adriano Cardace; Perry Wang 004; Petros Boufounos; Ryuhei Takahashi (NeurIPS, 2024)

GREST: Ghost Targets Removal Algorithm Using Multipath Angle Estimation. - Ryuhei Takahashi; Pu Wang 004 (ICASSP, 2025)

Separate Estimation of Angular Velocity and Angle for Digital Array Radar. - Tsubasa Terada; Toshihiro Ito; Ryuhei Takahashi (ICASSP, 2025)

Multi-View Radar Detection Transformer with Differentiable Positional Encoding. - Ryoma Yataka; Pu (Perry) Wang; Petros Boufounos; Ryuhei Takahashi (ICASSP, 2025)

Spatial-Domain Mutual Interference Mitigation for MIMO-FMCW Automotive Radar. - Sian Jin; Pu Wang 004; Petros T. Boufounos; Philip V. Orlik; Ryuhei Takahashi; Sumit Roy 001 (IEEE Trans. Veh. Technol., 2025)

Ocean wave spectrum reconstruction from HF radar data and its application to wave height estimation. - Kaede Watanabe; Toshiaki Yachimura; Tsubasa Terada; Hiroshi Kameda; Ryuhei Takahashi; Hiroshi Suito (CoRR, 2025)