469 citations · 2.4k across the 123 of their papers we have counts for
124 papers
RIS-based IMT-2030 Testbed for MmWave Multi-stream Ultra-massive MIMO Communications
Shuhao Zeng, Boya Di, Hongliang Zhang +13
As one enabling technique of the future sixth generation (6G) network, ultra-massive multiple-input-multiple-output (MIMO) can support high-speed data transmissions and cell covera…
Reconfigurable Holographic Surface: A New Paradigm to Implement Holographic Radio
Ruoqi Deng, Yutong Zhang, Haobo Zhang +3
Ultra-massive multiple-input multiple-output (MIMO) is one of the key enablers in the forthcoming 6G networks to provide high-speed data services by exploiting spatial diversity. I…
Holographic Integrated Sensing and Communications: Principles, Technology, and Implementation
Haobo Zhang, Hongliang Zhang, Boya Di +1
Integrated sensing and communication (ISAC) has attracted much attention as a promising approach to alleviate spectrum congestion. However, traditional ISAC systems rely on phased…
Intelligent Omni-Surfaces: Reflection-Refraction Circuit Model, Full-Dimensional Beamforming, and System Implementation
Shuhao Zeng, Hongliang Zhang, Boya Di +5
The intelligent omni-surface (IOS) is a dynamic metasurface that has recently been proposed to achieve full-dimensional communications by realizing the dual function of anomalous r…
Reconfigurable Refractive Surfaces: An Energy-Efficient Way to Holographic MIMO
Shuhao Zeng, Hongliang Zhang, Boya Di +3
Holographic Multiple Input Multiple Output (HMIMO), which integrates massive antenna elements into a compact space to achieve a spatially continuous aperture, plays an important ro…
Meta-material Sensor Based Internet of Things: Design, Optimization, and Implementation
Jingzhi Hu, Hongliang Zhang, Boya Di +3
For many applications envisioned for the Internet of Things (IoT), it is expected that the sensors will have very low costs and zero power, which can be satisfied by meta-material…
Reconfigurable MIMO towards Electro-magnetic Information Theory: Capacity Maximization Pattern Design
Haonan Wang, Ang Li, Ya-feng Liu +3
In this paper, we focus on the pattern reconfigurable multiple-input multiple-output (PR-MIMO), a technique that has the potential to bridge the gap between electro-magnetics and c…
MetaRadar: Multi-target Detection for Reconfigurable Intelligent Surface Aided Radar Systems
Haobo Zhang, Hongliang Zhang, Boya Di +3
As a widely used localization and sensing technique, radars will play an important role in future wireless networks. However, the wireless channels between the radar and the target…
Achievable Rate Maximization Pattern Design for Reconfigurable MIMO Antenna Array
Haonan Wang, Ang Li, Ya-Feng Liu +3
Reconfigurable multiple-input multiple-output can provide performance gains over traditional MIMO by reshaping the channels, i.e., introducing more channel realizations. In this pa…
Towards Ubiquitous Sensing and Localization With Reconfigurable Intelligent Surfaces
Hongliang Zhang, Boya Di, Kaigui Bian +3
In future cellular systems, wireless localization and sensing functions will be built-in for specific applications, e.g., navigation, transportation, and healthcare, and to support…
Reconfigurable Holographic Surfaces for Future Wireless Communications
Ruoqi Deng, Boya Di, Hongliang Zhang +4
Future wireless communications look forward to constructing a ubiquitous intelligent information network with high data rates through cost-efficient devices. Benefiting from the tu…
Simultaneously Transmitting and Reflecting (STAR) Intelligent Omni-Surfaces, Their Modeling and Implementation
Jiaqi Xu, Yuanwei Liu, Xidong Mu +4
With the rapid development of advanced electromagnetic manipulation technologies, researchers and engineers are starting to study smart surfaces that can achieve enhanced coverages…
MetaSketch: Wireless Semantic Segmentation by Metamaterial Surfaces
Jingzhi Hu, Hongliang Zhang, Kaigui Bian +3
Semantic segmentation is a process of partitioning an image into multiple segments for recognizing humans and objects, which can be widely applied in scenarios such as healthcare a…
Integrated Satellite-HAP-Terrestrial Networks for Dual-Band Connectivity
Wenwei Zhang, Ruoqi Deng, Boya Di +1
The recent development of high-altitude platforms (HAPs) has attracted increasing attention since they can serve as a promising communication method to assist satellite-terrestrial…
Wireless Indoor Simultaneous Localization and Mapping Using Reconfigurable Intelligent Surface
Ziang Yang, Haobo Zhang, Boya Di +3
Indoor wireless simultaneous localization and mapping (SLAM) is considered as a promising technique to provide positioning services in future 6G systems. However, the accuracy of t…
STAR-IOS Aided NOMA Networks: Channel Model Approximation and Performance Analysis
Chao Zhang, Wenqiang Yi, Yuanwei Liu +2
Simultaneous transmitting and reflecting intelligent omini-surfaces (STAR-IOSs) are able to achieve full coverage "smart radio environments". By splitting the energy or altering th…
Deployment Optimization for Meta-material Based Internet of Things
Xu Liu, Jingzhi Hu, Hongliang Zhang +2
In this paper, we propose a Meta-IoT system to achieve ubiquitous deployment and pervasive sensing for future Internet of Things (IoT). In such a system, sensors are composed of de…
Meta-material Sensors based Internet of Things for 6G Communications
Jingzhi Hu, Hongliang Zhang, Boya Di +2
In the coming 6G communications, the internet of things (IoT) serves as a key enabler to collect environmental information and is expected to achieve ubiquitous deployment. However…
Joint Design for Simultaneously Transmitting And Reflecting (STAR) RIS Assisted NOMA Systems
Jiakuo Zuo, Yuanwei Liu, Zhiguo Ding +2
Different from traditional reflection-only reconfigurable intelligent surfaces (RISs), simultaneously transmitting and reflecting RISs (STAR-RISs) represent a novel technology, whi…
Trajectory Optimization and Resource Allocation for OFDMA UAV Relay Networks
Shuhao Zeng, Hongliang Zhang, Boya Di +1
In this paper, we consider a single-cell multi-user orthogonal frequency division multiple access (OFDMA) network with one unmanned aerial vehicle (UAV), which works as an amplify-…
Intelligent Omni-Surfaces for Full-Dimensional Wireless Communications: Principle, Technology, and Implementation
Hongliang Zhang, Shuhao Zeng, Boya Di +6
The recent development of metasurfaces has motivated their potential use for improving the performance of wireless communication networks by manipulating the propagation environmen…
Spatial Equalization Before Reception: Reconfigurable Intelligent Surfaces for Multi-path Mitigation
Hongliang Zhang, Lingyang Song, Zhu Han +1
Reconfigurable intelligent surfaces (RISs), which enable tunable anomalous reflection, have appeared as a promising method to enhance wireless systems. In this paper, we propose to…
Machine Learning Empowered Resource Allocation in IRS Aided MISO-NOMA Networks
X. Gao, Y. Liu, X. Liu +1
A novel framework of intelligent reflecting surface (IRS)-aided multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) network is proposed, where a base station…
Reconfigurable Intelligent Surfaces in 6G: Reflective, Transmissive, or Both?
Shuhao Zeng, Hongliang Zhang, Boya Di +4
Reconfigurable intelligent surfaces (RISs) have attracted wide interest from industry and academia since they can shape the wireless environment into a desirable form with a low co…