60 citations · 139 across the 13 of their papers we have counts for
11 papers · 1 filter
Near-Field Sparse Channel Representation and Estimation in 6G Wireless Communications
Xing Zhang, Haiyang Zhang, Yonina C. Eldar
The employment of extremely large antenna arrays and high-frequency signaling makes future 6G wireless communications likely to operate in the near-field region. In this case, the…
Near-field Localization with Dynamic Metasurface Antennas
Qianyu Yang, Anna Guerra, Francesco Guidi +5
Sixth generation (6G) cellular communications are expected to support enhanced wireless localization capabilities. The widespread deployment of large arrays and high-frequency band…
Beamforming Design for Integrated Sensing and Wireless Power Transfer Systems
Qianyu Yang, Haiyang Zhang, Baoyun Wang
This letter proposes a new concept of integrated sensing and wireless power transfer (ISWPT), where radar sensing and wireless power transfer functions are integrated into one hard…
Jointly Learned Symbol Detection and Signal Reflection in RIS-Aided Multi-user MIMO Systems
Liuhang Wang, Nir Shlezinger, George C. Alexandropoulos +3
Reconfigurable Intelligent Surfaces (RISs) are regarded as a key technology for future wireless communications, enabling programmable radio propagation environments. However, the p…
Channel Estimation with Simultaneous Reflecting and Sensing Reconfigurable Intelligent Metasurfaces
Haiyang Zhang, Nir Shlezinger, Idban Alamzadeh +3
Reconfigurable Intelligent Surfaces (RISs) are envisioned to play a key role in future wireless communications, enabling programmable radio propagation environments. They are usual…
Task-Based Graph Signal Compression
Pei Li, Nir Shlezinger, Haiyang Zhang +2
Graph signals arise in various applications, ranging from sensor networks to social media data. The high-dimensional nature of these signals implies that they often need to be comp…
Near-Field Wireless Power Transfer with Dynamic Metasurface Antennas
Haiyang Zhang, Nir Shlezinger, Francesco Guidi +3
Radio frequency wireless power transfer (WPT) enables charging low-power mobile devices without relying on wired infrastructure. Current existing WPT systems are typically designed…
Near-field Wireless Power Transfer for 6G Internet-of-Everything Mobile Networks: Opportunities and Challenges
Haiyang Zhang, Nir Shlezinger, Francesco Guidi +3
Radiating wireless power transfer (WPT) brings forth the possibility to cost-efficiently charge wireless devices without requiring a wiring infrastructure. As such, it is expected…
Learning to Sample: Data-Driven Sampling and Reconstruction of FRI Signals
Satish Mulleti, Haiyang Zhang, Yonina C. Eldar
Finite-rate-of-innovation (FRI) signals are ubiquitous in applications such as radar, ultrasound, and time of flight imaging. Due to their finite degrees of freedom, FRI signals ca…
Beam Focusing for Near-Field Multi-User MIMO Communications
Haiyang Zhang, Nir Shlezinger, Francesco Guidi +3
Large antenna arrays and high-frequency bands are two key features of future wireless communication systems. The combination of large-scale antennas with high transmission frequenc…
Jamming-assisted Proactive Eavesdropping over Two Suspicious Communication Links
Haiyang Zhang, Lingjie Duan, Rui Zhang
This paper studies a new and challenging wireless surveillance problem where a legitimate monitor attempts to eavesdrop two suspicious communication links simultaneously. To facili…