3 citations · 11 across the 73 of their papers we have counts for
54 papers · 1 filter
Practical Hardware-Efficient ISAC: Enabling Multi-Target Sensing With Few RF Chains
Zhenkun Zhang, Cunhua Pan, Hong Ren +3
Hybrid analog--digital arrays reduce hardware cost in integrated sensing and communications (ISAC), but spatial compression and beam-dependent scan responses complicate multi-targe…
Adaptive Antenna Element Activation for Multiuser Uniform Spherical Arrays
Ao Li, Cunhua Pan, Wang Liu +2
Uniform spherical arrays provide full-space coverage. However, owing to directional element patterns, full-array transmission activates many elements that contribute little to a gi…
A Hybrid Near-field Indoor Channel Model for THz Bands Based on Surface Scattering Characteristics
Yongchao He, Taihao Zhang, Cunhua Pan +6
Terahertz (THz) communication and extremely large-scale MIMO (XL-MIMO) are essential for achieving ultra-high data rates in future 6G systems. However, at sub-millimeter wavelength…
Beyond the RF Paradigm: Rydberg Atomic Receivers for Next-Generation IoT
Qihao Peng, Qu Luo, Dongnan Xia +11
Next-generation Internet-of-Things (IoT) is evolving toward a ubiquitous, ultra-low-power, and multi-band heterogeneous networking paradigm that seamlessly integrates terrestrial,…
Channel Measurements and Characterization with Phase Drift Compensation for Outdoor 330-360 GHz MIMO Communications
Tian Qiu, Taihao Zhang, Cunhua Pan +5
In this paper, an outdoor channel measurement campaign at 330-360 GHz employing a 128 * 4 virtual antenna array (VAA)-based multiple-input multiple-output (MIMO) configuration is c…
A Measurement-Based Parameterization of Physics Reflection Models for Terahertz Communication
Taihao Zhang, Chenzhou Lin, Cunhua Pan +6
The accurate modeling of reflection coefficients is pivotal for developing reliable channel models in emerging terahertz (THz) communications. This study establishes a 300400…
CAT-MoEformer: Context-Aware Temporal MoE Transformer for Beam Prediction
Changkai Zhou, Cunhua Pan, Hong Ren +1
This paper proposes CAT-MoEformer, a context-aware transformer with scene-conditioned mixture-of-experts (MoE) feed-forward networks, for proactive mmWave beam prediction from comp…
Channel Estimation for Beyond Diagonal RIS-Aided Multi-User mmWave Systems
Linyu Peng, Tian Qiu, Cunhua Pan +3
Beyond diagonal reconfigurable intelligent surface (BD-RIS) represents a promising architecture for advancing millimeter-wave (mmWave) communications. However, its intricate inter-…
Signal-Dependent Shot Noise Modeling of Rydberg Atomic Quantum Receivers: A Design Perspective
Qihao Peng, Qu Luo, Tierui Gong +8
In this paper, we develop a communication-oriented complex baseband equivalent model for superheterodyne Rydberg atomic quantum receivers (RAQRs). The model explicitly captures pho…
CRS-LLM: Cooperative Beam Prediction with a GPT-Style Backbone and Switch-Gated Fusion
Fangzhi Li, Cunhua Pan, Hong Ren +2
Millimeter-wave (mmWave) communication depends on highly directional beamforming, while fast mobility, blockage, and rapid geometry changes in vehicle-to-everything (V2X) scenarios…
Ground Reflection-Aided TomoSAR Imaging with 5G NR Signals
Qiuyuan Yang, Cunhua Pan, Hong Ren +1
Tomographic synthetic aperture radar (TomoSAR) enables three-dimensional imaging by resolving targets along the elevation dimension, which is essential for environment reconstructi…
Spherical Antenna Arrays for Future Communications: Principles, Applications, and Research Directions
Cunhua Pan, Xianzhe Chen, Hong Ren +1
With the development of 6G technologies, traditional uniform linear arrays (ULAs) and uniform planar arrays (UPAs) can hardly meet the demands of three-dimensional (3D) full-space…
A BEV-Fusion Based Framework for Sequential Multi-Modal Beam Prediction in mmWave Systems
Jiaming Zeng, Cunhua Pan, Haoyang Weng +3
Beam prediction is critical for reducing beam-training overhead in millimeter-wave (mmWave) systems, especially in high-mobility vehicular scenarios. This paper presents a BEV-Fusi…
Subspace Fusion Sensing for Cooperative ISAC
Yining Xu, Cunhua Pan, Jun Tang +2
This paper proposes a subspace fusion sensing algorithm for cooperative integrated sensing and communication. First, we stack the received signals from access points (APs) into a t…
Rotatable Antenna-array-enhanced Direction-sensing for Low-altitude Communication Network: Method and Performance
Jinbing Jiang, Feng Shu, Bin Deng +5
In a practical multi-antenna receiver, each element of the receive antenna array has a directive antenna pattern, which is still not fully explored and investigated in academia and…
Channel Estimation for RIS-Aided MU-MIMO mmWave Systems with Direct Channel Links
Taihao Zhang, Zhendong Peng, Cunhua Pan +2
In this paper, we propose a three-stage unified channel estimation strategy for reconfigurable intelligent surface (RIS)-aided multi-user (MU) multiple-input multiple-output (MIMO)…
Theoretical and Empirical Study of Spatial Power Focusing Effect for Sparse Arrays at Terahertz Band
Yongchao He, Taihao Zhang, Cunhua Pan +5
This work investigates the spatial power focusing effect for large-scale sparse arrays at terahertz (THz) band, combining theoretical analysis with experimental validation. Specifi…
A Two-Stage ISAC Framework for Low-Altitude Economy Based on 5G NR Signals
Haisu Wu, Hong Ren, Cunhua Pan +5
The evolution of next-generation wireless networks has spurred the vigorous development of the low-altitude economy (LAE). To support this emerging field while remaining compatible…
Sensing-enabled Secure Rotatable Array System Enhanced by Multi-Layer Transmitting RIS
Maolin Li, Feng Shu, Minghao Chen +4
Programmable metasurfaces and adjustable antennas are promising technologies. The security of a rotatable array system is investigated in this paper. A dual-base-station (BS) archi…
4D Imaging in ISAC Systems: A Framework Based on 5G NR Downlink Signals
Haoyang Weng, Haisu Wu, Hong Ren +2
Integrated sensing and communication (ISAC) has emerged as a key enabler for sixth-generation (6G) wireless networks, supporting spectrum sharing and hardware integration. Beyond c…
UAV SAR Imaging with 5G NR OFDM Signals in NLOS Environments
Qiuyuan Yang, Cunhua Pan, Ruidong Li +4
The integration of sensing and communication (ISAC) has significant potential for future wireless systems, enabling efficient spectrum utilization and novel application scenarios.…
Mutual Coupling Aware Channel Estimation for RIS-Aided Multi-User mmWave Systems
Tian Qiu, Ruidong Li, Cunhua Pan +4
This paper proposes a three-stage uplink channel estimation protocol for reconfigurable intelligent surface (RIS)-aided multi-user (MU) millimeter-wave (mmWave) multiple-input sing…
Large-Model AI for Near Field Beam Prediction: A CNN-GPT2 Framework for 6G XL-MIMO
Wang Liu, Cunhua Pan, Hong Ren +3
The emergence of extremely large-scale antenna arrays (ELAA) in millimeter-wave (mmWave) communications, particularly in high-mobility scenarios, highlights the importance of near-…
Cooperative Bistatic ISAC Systems for Low-Altitude Economy
Zhenkun Zhang, Yining Xu, Cunhua Pan +4
The burgeoning low-altitude economy (LAE) necessitates integrated sensing and communication (ISAC) systems capable of high-accuracy multi-target localization and velocity estimatio…