725 citations · 2.2k across the 92 of their papers we have counts for
96 papers
Reconfigurable Intelligent Surface-Enabled Green and Secure Offloading for Mobile Edge Computing Networks
Tong-Xing Zheng, Xinji Wang, Xin Chen +6
This paper investigates a multi-user uplink mobile edge computing (MEC) network, where the users offload partial tasks securely to an access point under the non-orthogonal multiple…
Neural Network-Assisted Hybrid Model Based Message Passing for Parametric Holographic MIMO Near Field Channel Estimation
Zhengdao Yuan, Yabo Guo, Dawei Gao +5
Holographic multiple-input and multiple-output (HMIMO) is a promising technology with the potential to achieve high energy and spectral efficiencies, enhance system capacity and di…
Performance Analysis of Double Reconfigurable Intelligent Surfaces Assisted NOMA Networks
Xuehua Li, Xuanhao Lian, Xinwei Yue +3
This paper introduces double cascaded reconfigurable intelligent surfaces (RISs) to non-orthogonal multiple access (NOMA) networks over cascaded Rician fading and Nakagami- fadi…
Secrecy Performance Analysis of RIS Assisted Ambient Backscatter Communication Networks
Yingjie Pei, Xinwei Yue, Chongwen Huang +1
Reconfigurable intelligent surface (RIS) and ambient backscatter communication (AmBC) have been envisioned as two promising technologies due to their high transmission reliability…
Electromagnetic Hybrid Beamforming for Holographic Communications
Ran Ji, Chongwen Huang, Xiaoming Chen +6
It is well known that there is inherent radiation pattern distortion for the commercial base station antenna array, which usually needs three antenna sectors to cover the whole spa…
Online Resource Allocation for Semantic-Aware Edge Computing Systems
Yihan Cang, Ming Chen, Zhaohui Yang +4
In this paper, we propose a semantic-aware joint communication and computation resource allocation framework for MEC systems. In the considered system, random tasks arrive at each…
Massive Access of Static and Mobile Users via Reconfigurable Intelligent Surfaces: Protocol Design and Performance Analysis
Xuelin Cao, Bo Yang, Chongwen Huang +5
The envisioned wireless networks of the future entail the provisioning of massive numbers of connections, heterogeneous data traffic, ultra-high spectral efficiency, and low latenc…
A Transmit-Receive Parameter Separable Electromagnetic Channel Model for LoS Holographic MIMO
Tierui Gong, Chongwen Huang, Jiguang He +3
To support the extremely high spectral efficiency and energy efficiency requirements, and emerging applications of future wireless communications, holographic multiple-input multip…
Joint Beamforming Optimization for Active STAR-RIS-Assisted ISAC Systems
Shuang Zhang, Wanming Hao, Gangcan Sun +4
In this paper, we investigate an active simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted integrated sensing and communications (ISA…
Deep Joint Source-Channel Coding for Wireless Image Transmission with Entropy-Aware Adaptive Rate Control
Weixuan Chen, Yuhao Chen, Qianqian Yang +3
Adaptive rate control for deep joint source and channel coding (JSCC) is considered as an effective approach to transmit sufficient information in scenarios with limited communicat…
Walsh Meets OAM in Holographic MIMO
Charles Vanwynsberghe, Jiguang He, Chongwen Huang +1
Holographic multiple-input multiple-output (MIMO) is deemed as a promising technique beyond massive MIMO, unleashing near-field communications, localization, and sensing in the nex…
A Tutorial on Holographic MIMO Communications--Part III: Open Opportunities and Challenges
Jiancheng An, Chau Yuen, Chongwen Huang +3
Holographic multiple-input multiple-output (HMIMO) technology, which uses spatially continuous surfaces for signal transmission and reception, is envisioned to be a promising solut…
A Tutorial on Holographic MIMO Communications--Part II: Performance Analysis and Holographic Beamforming
Jiancheng An, Chau Yuen, Chongwen Huang +3
As Part II of a three-part tutorial on holographic multiple-input multiple-output (HMIMO), this Letter focuses on the state-of-the-art in performance analysis and on holographic be…
A Tutorial on Holographic MIMO Communications--Part I: Channel Modeling and Channel Estimation
Jiancheng An, Chau Yuen, Chongwen Huang +3
By integrating a nearly infinite number of reconfigurable elements into a finite space, a spatially continuous array aperture is formed for holographic multiple-input multiple-outp…
Asynchronous Grant-Free Random Access: Receiver Design with Partially Uni-Directional Message Passing and Interference Suppression Analysis
Zhaoji Zhang, Yuhao Chi, Qinghua Guo +3
Massive Machine-Type Communications (mMTC) features a massive number of low-cost user equipments (UEs) with sparse activity. Tailor-made for these features, grant-free random acces…
Stacked Intelligent Metasurfaces for Efficient Holographic MIMO Communications in 6G
Jiancheng An, Chao Xu, Derrick Wing Kwan Ng +4
The revolutionary technology of \emph{Stacked Intelligent Metasurfaces (SIM)} has been recently shown to be capable of carrying out advanced signal processing directly in the nativ…
Semantic-aware Digital Twin for Metaverse: A Comprehensive Review
Senthil Kumar Jagatheesaperumal, Zhaohui Yang, Qianqian Yang +4
To facilitate the deployment of digital twins in Metaverse, the paradigm with semantic awareness has been proposed as a means for enabling accurate and task-oriented information ex…
Active RIS-aided EH-NOMA Networks: A Deep Reinforcement Learning Approach
Zhaoyuan Shi, Huabing Lu, Xianzhong Xie +4
An active reconfigurable intelligent surface (RIS)-aided multi-user downlink communication system is investigated, where non-orthogonal multiple access (NOMA) is employed to improv…
Holographic MIMO Communications with Arbitrary Surface Placements: Near-Field LoS Channel Model and Capacity Limit
Tierui Gong, Li Wei, Chongwen Huang +4
Envisioned as one of the most promising technologies, holographic multiple-input multiple-output (H-MIMO) recently attracts notable research interests for its great potential in ex…
From Data-driven Learning to Physics-inspired Inferring: A Novel Mobile MIMO Channel Prediction Scheme Based on Neural ODE
Zhuoran Xiao, Zhaoyang Zhang, Zirui Chen +3
In this paper, we propose an innovative learning-based channel prediction scheme so as to achieve higher prediction accuracy and reduce the requirements of huge amounts and strict…
Effects of Mutual Coupling on Degree of Freedom and Antenna Efficiency in Holographic MIMO Communications
Shuai S. A. Yuan, Xiaoming Chen, Chongwen Huang +1
The holographic multiple-input-multiple-output (MIMO) communications refer to the MIMO systems built with ultra-dense antenna arrays, whose channel models and potential application…
Robust Millimeter Beamforming via Self-Supervised Hybrid Deep Learning
Fenghao Zhu, Bohao Wang, Zhaohui Yang +5
Beamforming with large-scale antenna arrays has been widely used in recent years, which is acknowledged as an important part in 5G and incoming 6G. Thus, various techniques are lev…
Channel Modeling and Multi-User Precoding for Tri-Polarized Holographic MIMO Communications
Li Wei, Chongwen Huang, George C. Alexandropoulos +5
This paper studies the exploitation of triple polarization (TP) for multi-user (MU) holographic multiple-input multiple-output surface (HMIMOS) wireless communication systems, aimi…
Cooperative Beamforming and RISs Association for Multi-RISs Aided Multi-Users MmWave MIMO Systems through Graph Neural Networks
Mengbing Liu, Chongwen Huang, Marco Di Renzo +2
Reconfigurable intelligent surface (RIS) is considered as a promising solution for next-generation wireless communication networks due to a variety of merits, e.g., customizing the…