Free-viewpoint image generation using different focal length camera array. - Kengo Ando; Norishige Fukushima; Tomohiro Yendo; Mehrdad Panahpour Tehrani; Toshiaki Fujii; Masayuki Tanimoto (PCS, 2010)

A high precision vernier type delta-sigma time to digital converter. - Kengo Ando; Takahiro Kate; Satoshi Saikatsu; Akira Yasuda (MIXDES, 2017)

Uplink Signal Detection for Scalable Cell-Free Massive MIMO Systems With Robustness to Rate-Limited Fronthaul. - Kengo Ando; Hiroki Iimori; Takumi Takahashi; Koji Ishibashi; Giuseppe Thadeu Freitas de Abreu (IEEE Access, 2021)

An Iterative Discrete Least Square Estimator with Dynamic Parameterization via Deep-Unfolding. - Kengo Ando; Hiroki Iimori; Hyeon Seok Rou; Giuseppe Thadeu Freitas de Abreu; David González González; Osvaldo Gonsa (IEEECONF, 2022)

Analysis of Secret Key Agreement Protocol for Massive MIMO Systems. - Seiya Otsuka; Hiroki Iimori; Kengo Ando; Giuseppe Thadeu Freitas de Abreu; Koji Ishibashi; Naoki Ishikawa (CISIS-ICEUTE, 2022)

User-Heterogeneous Cell-Free Massive MIMO Downlink and Uplink Beamforming via Tensor Decomposition. - Kengo Ando; Hiroki Iimori; Giuseppe Thadeu Freitas de Abreu; Koji Ishibashi (IEEE Open J. Commun. Soc., 2022)

Low-Complexity and High-Performance Combiners for Over the Air Computing. - Kengo Ando; Giuseppe Thadeu Freitas de Abreu (CAMSAP, 2023)

Scalable Network-Assisted Full-Duplex Cell-Free Massive MIMO With Limited Fronthaul Capacity. - Koushi Okui; Kengo Ando; Giuseppe Abreu; Koji Ishibashi (VTC Fall, 2023)

Physical-Layer Authentication Over Spatially Correlated MIMO Channels. - Kenta Miwa; Kengo Ando; Giuseppe Thadeu Freitas de Abreu; Koji Ishibashi (WPMC, 2023)

A Rate Splitting Multiple Access Interface for Clustered Wireless Federated Learning. - Niclas Führling; Kengo Ando; Hyeon Seok Rou; Giuseppe Thadeu Freitas de Abreu (IEEE Access, 2023)

Sum-Rate Maximization and Leakage Minimization for Multi-User Cell-Free Massive MIMO Systems. - Iván Alexander Morales Sandoval; Kengo Ando; Omid Taghizadeh; Giuseppe Thadeu Freitas de Abreu (IEEE Access, 2023)

Bayesian Receiver Design via Bilinear Inference for Cell-Free Massive MIMO With Low-Resolution ADCs. - Takumi Takahashi; Hiroki Iimori; Kengo Ando; Koji Ishibashi; Shinsuke Ibi; Giuseppe Thadeu Freitas de Abreu (IEEE Trans. Wirel. Commun., 2023)

Discrete Aware Matrix Completion via Convexized $ ell_{0}$-Norm Approximation. - Niclas Führling; Kengo Ando; Giuseppe Thadeu Freitas de Abreu; David González G.; Osvaldo Gonsa (IEEECONF, 2024)

Interference-Aware Analog Beam Selection for Cell-Free Massive MIMO With Hybrid Beamforming Over Millimeter-Wave Channels. - Shunsuke Kamiwatari; Masaaki Ito; Issei Kanno; Kengo Ando; Koji Ishibashi (CCNC, 2024)

Clustering and Beamforming for User-Centric Cell-Free Massive MIMO With Backhaul Capacity Limitation. - Masaaki Ito; Shuto Fukue; Kengo Ando; Issei Kanno; Kosuke Yamazaki; Koji Ishibashi (IEEE Access, 2024)

Discrete Aware Matrix Completion via Convexized ℓ0-Norm Approximation. - Niclas Führling; Kengo Ando; Giuseppe Thadeu Freitas de Abreu; David González G.; Osvaldo Gonsa (CoRR, 2024)

Leakage Minimization in Network-Assisted Full-Duplex Cell-Free Massive MIMO Systems. - Koushi Okui; Kengo Ando; Giuseppe Abreu; Koji Ishibashi (ICNC, 2025)

From Theory to Reality: A Design Framework for Integrated Communication and Computing Receivers. - Kuranage Roche Rayan Ranasinghe; Kengo Ando; Giuseppe Thadeu Freitas de Abreu (ICNC, 2025)

Blind Bistatic Radar Parameter Estimation in Doubly-Dispersive Channels. - Kuranage Roche Rayan Ranasinghe; Kengo Ando; Hyeon Seok Rou; Giuseppe Thadeu Freitas de Abreu; Andreas Bathelt (WCNC, 2025)

PAPR-optimized OFDM Design for Opportunistic Communications and Sensing. - Getuar Rexhepi; Kengo Ando; Giuseppe Thadeu Freitas de Abreu (WCNC, 2025)

Joint Design of Equalization and Beamforming for Single-Carrier MIMO Transmission Over Millimeter-Wave and Sub-Terahertz Channels. - Sota Uchimura; Kengo Ando; Giuseppe Thadeu Freitas de Abreu; Koji Ishibashi (IEEE Trans. Wirel. Commun., 2025)

Low Complexity Robust Beamforming for Heterogeneous MIMO Rate-Splitting Multiple Access. - Kengo Ando; Giuseppe Thadeu Freitas de Abreu; G. David Gonzalez; Osvaldo Gonsa (IEEE Trans. Wirel. Commun., 2025)

Bayesian Optimization Aided Low-Complexity Beamforming Design for Over-the-Air-Computing. - Kengo Ando; Koya Sato; Giuseppe Thadeu Freitas de Abreu; David González G.; Osvaldo Gonsa (IEEE Internet Things J., 2025)