19 citations · 27 across the 31 of their papers we have counts for
6 papers · 1 filter
6G RIS-aided Single-LEO Localization with Slow and Fast Doppler Effects
Sharief Saleh, Musa Furkan Keskin, Basuki Priyanto +5
6G networks aim to enable applications like autonomous driving by providing complementary localization services through key technologies such as non-terrestrial networks (NTNs) wit…
Mutual Coupling-Aware Channel Estimation and Beamforming for RIS-Assisted Communications
Pinjun Zheng, Simon Tarboush, Hadi Sarieddeen +1
This work studies the problems of channel estimation and beamforming for active reconfigurable intelligent surface (RIS)-assisted multiple-input multiple-output (MIMO) communicatio…
Calibration in RIS-aided Integrated Sensing, Localization and Communication Systems
Reza Ghazalian, Pinjun Zheng, Hui Chen +6
Reconfigurable intelligent surfaces (RISs) are key enablers for integrated sensing and communication (ISAC) systems in the 6G communication era. With the capability of dynamically…
A Statistical Evaluation of Coherence Time for Non-Terrestrial Communications
Pinjun Zheng, Anas Chaaban, Md. Jahangir Hossain +1
Non-terrestrial networks (NTNs) present significant challenges for reliable communication due to the dynamic nature of their channels. Studying channel coherence time is crucial, s…
LEO- and RIS-Empowered User Tracking: A Riemannian Manifold Approach
Pinjun Zheng, Xing Liu, Tareq Y. Al-Naffouri
Low Earth orbit (LEO) satellites and reconfigurable intelligent surfaces (RISs) have recently drawn significant attention as two transformative technologies, and the synergy betwee…
ELAA Near-Field Localization and Sensing with Partial Blockage Detection
Hui Chen, Pinjun Zheng, Yu Ge +4
High-frequency communication systems bring extremely large aperture arrays (ELAA) and large bandwidths, integrating localization and (bi-static) sensing functions without extra inf…