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High-Resolution Programmable Scattering for Wireless Coverage Enhancement: An Indoor Field Trial Campaign


Dec 10, 2021
James Rains, Jalil ur Rehman Kazim, Anvar Tukmanov, Tie Jun Cui, Lei Zhang, Qammer H. Abbasi, Muhammad Ali Imran


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Modeling and Measurements for Multi-path Mitigation with Reconfigurable Intelligent Surfaces


Sep 24, 2021
Ruya Zhou, Xiangyu Chen, Wankai Tang, Xiao Li, Shi Jin, Ertugrul Basar, Qiang Cheng, Tie Jun Cui

* An RIS has been utilized in modeling and measurements for multi-path mitigation 

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Design and Implementation of MIMO Transmission Based on Dual-Polarized Reconfigurable Intelligent Surface


Jul 02, 2021
Xiangyu Chen, Jun Chen Ke, Wankai Tang, Ming Zheng Chen, Jun Yan Dai, Ertugrul Basar, Shi Jin, Qiang Cheng, Tie Jun Cui

* This work has been accepted by IEEE WCL 

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Path Loss Modeling and Measurements for Reconfigurable Intelligent Surfaces in the Millimeter-Wave Frequency Band


Jan 21, 2021
Wankai Tang, Xiangyu Chen, Ming Zheng Chen, Jun Yan Dai, Yu Han, Marco Di Renzo, Shi Jin, Qiang Cheng, Tie Jun Cui

* We introduce model refinements to our previously proposed free-space path loss model for RISs in order to make it simpler, more applicable, and easier to use. We report the world's first measurement campaign to characterize the path loss for RIS-assisted mmWave wireless communications 

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Fast Algorithm of High-resolution Microwave Imaging Using the Non-parametric Generalized Reflectivity Model


Sep 12, 2016
Long Gang Wang, Lianlin Li, Tie Jun Cui


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