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Reconfigurable Holographic Surface: A New Paradigm for Ultra-Massive MIMO
IEEE Transactions on Cognitive Communications and Networking
Year: 2025 | Early Access Article |
Evolving from massive multiple-input multiple-output (MIMO) in current 5G communications, ultra-massive MIMO emerges as a seminal technology for fulfilling more stringent requirements of future 6G communications. However, widely-utilized phased arrays relying on active components make the implementation of ultra-massive MIMO in practice increasingly prohibitive from both cost and power consumption...Show More
Six Integration Avenues for ISAC in 6G and Beyond
Nuria González-Prelcic;Dario Tagliaferri;Musa Furkan Keskin;Henk Wymeersch;Lingyang Song
Integrated sensing and communication (ISAC) is a key technology for future 6G networks, enabling sensing and communication services by exploiting a single piece of equipment and waveform. This article introduces six novel integration strategies to enhance ISAC performance and unlock new applications, assuming a communication-centric approach. These include integrating multiple network elements, su...Show More
Intelligent Omni-Surfaces for Simultaneous Beamforming and Anti-Jamming
Yuhan Wang;Shuhao Zeng;Hongliang Zhang;Qingyu Liu;Lingyang Song
IEEE Transactions on Wireless Communications
Year: 2025 | Early Access Article |
Due to the openness of wireless channels, wireless transmission is susceptible to malicious jamming attacks, posing a severe threat to wireless communications. Existing studies on anti-jamming mainly considered enhancing desired signals or mitigating jamming, leading to limited performance. To address this issue, intelligent omni-surface (IOS) is a promising solution, which can simultaneously null...Show More
Learning-to-Adaptation for Security Service in Industrial IoT: An AI-Enabled Slice-Specific Solution
Network slicing is the key enabler for the 5G Industrial Internet of Things (IIoT), allowing tailored services and security guarantees for vertical industries. With the advent of 5G-Advanced (5G-A) and 6G era, the number of slices will increase significantly, leading to more diverse security requirements given different slice features. To provide adaptive security management spanning multiple slic...Show More
Location-Aware Communication for RIS-Aided Distributed MIMO Systems
Ziang Yang;Hongliang Zhang;Boya Di;Xiang Li;Xiaolin Hou;Lingyang Song
In reconfigurable intelligent surface (RIS)-aided distributed multiple-input multiple-output (D-MIMO) systems, instantaneous channel state information (CSI) is essential for the optimization of the RIS phase shifts. However, the D-MIMO systems often involve numerous RISs and access points (APs), requiring the transmission of a significant amount of pilots for CSI estimation, thus resulting in high...Show More
Model Collaboration at Network Edge: Feature-Large Models for Real-Time IoT Communications
IEEE Internet of Things Journal
Year: 2024 | Early Access Article |
The growth of the Internet of Things (IoT) has reshaped the way devices, systems, and applications connect, leading to an enormous surge in data generation across various domains. This expansion, paired with the exponential increase in IoT devices, requires advanced data analysis capabilities to manage the multimodal sensory data collected by the massive IoT devices in real time, such as sensor ou...Show More
Localization-assisted Communication for RIS-aided Distributed MIMO Systems Using Distributionally Robust Optimization
Ziang Yang;Shengyu Yang;Hongliang Zhang;Boya Di;Xiang Li;Xiaolin Hou;Lingyang Song
2024 IEEE/CIC International Conference on Communications in China (ICCC)
Year: 2024 | Conference Paper |
Cited by: Papers (1)
Reconfigurable intelligent surface (RIS)-assisted distributed multiple-input multiple-output (D-MIMO) systems rely on instantaneous channel state information (CSI) to optimize the RIS phase shifts. However, the existence of a large number of RISs and access points (APs) requires the transmission of a significant amount of pilots for CSI estimation, thus resulting in high signaling overhead. In thi...Show More
Intelligent Omni-Surfaces (IOSs) For Full-dimensional Wireless Coverage Extension: IOS Orientation and Location Optimization
Menghan Li;Shuhao Zeng;Hongliang Zhang;Boya Di;Xi Weng;Lingyang Song
2024 IEEE/CIC International Conference on Communications in China (ICCC)
Year: 2024 | Conference Paper |
The intelligent omni-surface (IOS), a type of metasurface which can simultaneously reflect and refract incident signals, is a promising technology for full-dimensional cell coverage extension. Existing works only explore the IOS configuration optimization for coverage extension given the IOS location, while how to deploy the IOS to maximize the cell coverage has not been investigated. In this pape...Show More
Meta-Backscatter: A New ISAC Paradigm for Battery-Free Internet of Things
The meta-material sensor has been regarded as a next-generation sensing technology for the battery-free Internet of Things (IoT) due to its battery-free characteristic and improved sensing performance. The meta-material sensors function as backscatter tags that change their reflection coefficients with the conditions of sensing targets, such as temperature and gas concentration, allowing transceiv...Show More
Adaptive Security Service Provisioning for Industrial IoT: Harnessing Deep Reinforcement Learning Within a Slice-Specific Framework
ICC 2024 - IEEE International Conference on Communications
Year: 2024 | Conference Paper |
The Industrial Internet of Things (IIoT) continues to evolve alongside advancements in 5G and beyond 5G communication technologies, and network slicing has emerged as a promising technique to offer isolated slices and tailored services across industrial use cases, which profoundly affects the traditional security solution. As the future IIoT evolves towards the post-5G era, the anticipated growth ...Show More
Design of Cloud-Edge-Gateway Collaborative Zero-Trust Architecture and Workflow for Smart Factories
2024 IEEE International Workshop on Radio Frequency and Antenna Technologies (iWRF&AT)
Year: 2024 | Conference Paper |
Zero-trust architecture (ZTA) has been viewed as a powerful security framework to deal with the increasingly complex network environment and connection exposure in high-risk environments. Since the standard ZTA was established in 2020, a large amount of research works have been carried out on ZTA. However, the centralized ZTA established by companies such as Huawei has the problem of single point ...Show More
Intelligent Surfaces Empowered Wireless Network: Recent Advances and the Road to 6G
Qingqing Wu;Beixiong Zheng;Changsheng You;Lipeng Zhu;Kaiming Shen;Xiaodan Shao;Weidong Mei;Boya Di;Hongliang Zhang;Ertugrul Basar;Lingyang Song;Marco Di Renzo;Zhi-Quan Luo;Rui Zhang
Intelligent surfaces (ISs) have emerged as a key technology to empower a wide range of appealing applications for wireless networks, due to their low cost, high energy efficiency, flexibility of deployment, and capability of constructing favorable wireless channels/radio environments. Moreover, the recent advent of several new IS architectures further expanded their electromagnetic functionalities...Show More
Toward Ever-Evolution Network Threats: A Hierarchical Federated Class-Incremental Learning Approach for Network Intrusion Detection in IIoT
IEEE Internet of Things Journal
Cited by: Papers (1)
The rise of collaborative manufacturing, driven by the rapid proliferation of Industrial Internet of Things (IIoT) technologies, has markedly enhanced agility and productivity in industrial environments. However, this advancement has also significantly broadened the attack surface and uncovered unique vulnerabilities intrinsic to these interconnected systems. This article introduces a novel hierar...Show More
Joint Symbol-Level Precoding and Radiation Pattern Design for Downlink Reconfigurable MIMO
Haonan Wang;Lei Zhang;Mu Liang;Ang Li;Feng Liu;Yonghui Li;Lingyang Song
Pattern reconfigurable multiple-input multiple-output (PR-MIMO) can manipulate the wireless channel according to different communication requirements. In this paper, we discuss the potential of constructive interference (CI)-based symbol-level precoding (CI-SLP) in PR-MIMO communication systems. The joint design problem that optimizes the SLP strategy and the radiation pattern of PR-MIMO for phase...Show More
RIS-Based IMT-2030 Testbed for MmWave Multi-Stream Ultra-Massive MIMO Communications
Shuhao Zeng;Boya Di;Hongliang Zhang;Jiahao Gao;Shaohua Yue;Xinyuan Hu;Rui Fu;Jiaqi Zhou;Xu Liu;Haobo Zhang;Yuhan Wang;Shaohui Sun;Haichao Qin;Xin Su;Mengjun Wang;Lingyang Song
IEEE Wireless Communications
Cited by: Papers (3)
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 coverage extension. However, it is hard to realize the ultra-massive MIMO via traditional phased arrays due to unacceptable power consumption. To address this issue, reconfigurable intelligent surface-based (RIS-based) antenna...Show More
Beyond Specular Reflector: Broadening Reflection Coverage for Internet of Meta-Material Things
Taorui Liu;Jingzhi Hu;Hongliang Zhang;Chenren Xu;Lingyang Song
Internet of meta-material things (meta-IoT) is a network of sensors composed of meta-materials with the advantages of low cost, ultra-low power consumption, and robust, showing great potential for the coming 6G communications. However, existing meta-IoT systems assume specular reflection on meta-IoT sensors, which limits their applications. For example, in chemical factories with harsh environment...Show More
Reconfigurable Refractive Surface-Enabled Multi-User Holographic MIMO Communications
Holographic massive-input-massive-output (HMI MO) is expected to play an important role in 6G, which integrates numerous antennas or reconfigurable elements into a compact surface to form a continuous aperture. However, it is not energy efficient to implement the HMIMO with conventional phased arrays, since hundreds of energy-intensive phase shifters are required, leading to inevitably huge power ...Show More
Internet of Meta-Material Things: A New Paradigm for Passive Wireless Sensing Systems
Xu Liu;Jingzhi Hu;Hongliang Zhang;Boya Di;Chenren Xu;Lingyang Song
IEEE Communications Magazine
Cited by: Papers (4)
Passive wireless sensors have attracted much attention due to their battery-less characteristic in the Internet of Things. However, existing passive wireless sensors cannot reach satisfactory sensing accuracy and transmission range as part of the energy from wireless signals is used for signal processing. To address this issue, we design the meta-material sensors based on the specific working prin...Show More
Multi-Dimensional Security Indicator Design and Optimization for DDoS Detection in Edge Computing
2023 IEEE 98th Vehicular Technology Conference (VTC2023-Fall)
Year: 2023 | Conference Paper |
Edge computing has been viewed as a powerful technology to realize the vision of network services. However, due to the limited capabilities and insufficient security systems, edge computing is vulnerable to distributed denial of service (DDoS) attacks which may exhaust the resources of edge servers with excessive requests and degrade their service capabilities. Setting detection thresholds for DDo...Show More
Priority-Based Max Link Selection for Double Differential Modulation-Based Buffer-Aided Relaying With Offsets
In this paper, we consider a decode-and-forward (DF) buffer-aided (BA) multi-relay system using double differential (DD) encoding and decoding for the transmission and reception of data packets. The proposed system does not require carrier frequency offset (CFO) information and channel state information (CSI) at any communicating node. A priority-based max link selection protocol has been adopted ...Show More
Dual-Functional Internet of Meta-Material Things: Joint Sensing and Communication Design
IEEE Communications Letters
Cited by: Papers (2)
The Internet of Meta-material Things (Meta-IoT) has shown its potential in future IoT applications as they are battery-free and easy to maintain. Through a Meta-IoT sensor, we can obtain environmental information by detecting the frequency response from its reflected signals. Due to the reflection property, we can utilize Meta-IoT sensors to provide additional reflection paths to improve the commu...Show More
Meta-material Sensors-enabled Internet of Things: Angular Range Extension
IEEE INFOCOM 2023 - IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)
Year: 2023 | Conference Paper |
Cited by: Papers (1)
In the coming 6G communications, the internet of things (IoT) is the core foundation technology for various key areas [1]. According to related studies, the number of IoT sensors deployed in 6G will be approximately 10 times larger than that in 5G. Therefore, IoT sensors in 6G are required to have extremely low cost, low power consumption, and high robustness so that they can effectively sustain m...Show More
Low-earth-orbit (LEO) satellite communication networks are expected to provide global massive connectivity and high-speed data services for terrestrial users. Reconfigurable holographic surfaces (RHSs) can fulfill such vision by achieving holographic beamforming with low power consumption and hardware cost. In this letter, we consider an RHS-aided LEO satellite communication system, where a satell...Show More
Reconfigurable Holographic Surfaces for Ultra-Massive MIMO in 6G: Practical Design, Optimization and Implementation
Ruoqi Deng;Yutong Zhang;Haobo Zhang;Boya Di;Hongliang Zhang;H. Vincent Poor;Lingyang Song
Ultra-massive multiple-input multiple-output (MIMO) is expected to be one of the key enablers in the forthcoming 6G networks to handle various user demands by exploiting spatial diversity. In this paper, a new paradigm termed holographic radio is considered for ultra-massive MIMO via integrating numerous antenna elements into a compact space, thereby achieving a spatially quasi-continuous aperture...Show More
As an emerging antenna technique, reconfigurable holographic surfaces (RHSs) have drawn much attention recently as a promising solution to enable future radar systems with stringent power and cost requirements. In this paper, we propose RHS-empowered holographic radar, where two RHSs serve as transmit and receive antennas to detect a far-field target. Due to the simple and low-cost structure of me...Show More
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