469 citations · 699 across the 59 of their papers we have counts for
9 papers · 1 filter
Reconfigurable Intelligent Surface assisted Multi-user Communications: How Many Reflective Elements Do We Need?
Hongliang Zhang, Boya Di, Zhu Han +2
Reconfigurable intelligent surfaces (RISs) consisting of multiple reflective elements are a promising technique to enhance communication quality as they can create favorable propag…
Beyond Cell-free MIMO: Energy Efficient Reconfigurable Intelligent Surface Aided Cell-free MIMO Communications
Yutong Zhang, Boya Di, Hongliang Zhang +3
Cell-free systems can effectively eliminate the inter-cell interference by enabling multiple base stations (BSs) to cooperatively serve users without cell boundaries at the expense…
MetaLocalization: Reconfigurable Intelligent Surface Aided Multi-user Wireless Indoor Localization
Haobo Zhang, Hongliang Zhang, Boya Di +3
The received signal strength (RSS) based technique is extensively utilized for localization in the indoor environments. Since the RSS values of neighboring locations may be similar…
Intelligent Omni-Surface: Ubiquitous Wireless Transmission by Reflective-Transmissive Metasurface
Shuhang Zhang, Hongliang Zhang, Boya Di +5
Intelligent reflecting surface (IRS), which is capable to adjust propagation conditions by controlling phase shifts of the reflected waves that impinge on the surface, has been wid…
Reconfigurable Intelligent Surface (RIS) Assisted Wireless Coverage Extension: RIS Orientation and Location Optimization
Shuhao Zeng, Hongliang Zhang, Boya Di +2
Recently, reconfigurable intelligent surfaces (RIS) have attracted a lot of attention due to their capability of extending cell coverage by reflecting signals toward the receiver.…
Beyond Intelligent Reflecting Surfaces: Reflective-Transmissive Metasurface Aided Communications for Full-dimensional Coverage Extension
Shuhang Zhang, Hongliang Zhang, Boya Di +3
In this paper, we study an intelligent omni-surface (IOS)-assisted downlink communication system, where the link quality of a mobile user (MU) can be improved with a proper IOS pha…