23 citations · 37 across the 24 of their papers we have counts for
25 papers
Online Material-Labeled Environment Reconstruction via Bayesian Multipath Attribution for Low-Altitude ISAC
Meihui Liu, Shu Sun, Ruifeng Gao +1
Environment reconstruction for low-altitude integrated sensing and communications (ISAC) has largely focused on geometry-centric maps, overlooking material-dependent propagation ef…
A Foundation Model for Cross-Band CSI Reconstruction
Hongpu Zhang, Shu Sun, Ruifeng Gao +2
Acquiring dense high-frequency channel state information (CSI) is costly in multi-band low-altitude wireless systems because pilot resources are limited and channel dimensions chan…
Low-Altitude Channel Multipath Prediction via Panoramic Perception and Vision-Language Model
Zihang Zeng, Shu Sun, Meixia Tao +3
Unmanned aerial vehicle (UAV) communication is expected to support a wide range of low-altitude applications in 6G mobile networks. However, traditional statistical channel models…
LAMBDA: A Low-Altitude Multimodal Base Dataset for UAV Sensing and Communication
Lin Zhou, Peichuan Rao, Chenshuo Zhang +4
Research on low-altitude integrated sensing and communication (ISAC) requires aligned multimodal data that jointly describe wireless propagation, visual appearance, unmanned aerial…
Invertible Diffusion for Low-Memory Channel Gain Map Construction in Wireless Communication Networks
Ruifeng Gao, Sen Li, Jue Wang +2
Channel gain maps (CGMs) enable propagation-aware services in edge-intelligent wireless communication networks, while diffusion-based CGM construction is memory intensive for on-de…
Fusion of Monostatic and Bistatic Sensing for ISAC-Enabled Low-Altitude Environment Mapping
Liu Meihui, Sun Shu, Gao Ruifeng +2
Driven by the rapid growth of the low-altitude economy, integrated sensing and communication (ISAC) technologies are essential to meet the stringent demands for reliable connectivi…
Maritime Communication in Evaporation Duct Environment with Ship Trajectory Optimization
Ruifeng Gao, Hao Zhang, Jue Wang +5
In maritime wireless networks, the evaporation duct effect has been known as a preferable condition for long-range transmissions. However, how to effectively utilize the duct effec…
Directional Measurements and Analysis for FR3 Low-Altitude Channels in a Campus Environment
Yulu Guo, Tongjia Zhang, Xiangwen Gu +3
In this paper, we present detailed low-altitude channel measurements at the FR3 band in an outdoor campus environment. Using a time-domain channel sounder system, we conduct two ty…
Modeling and Analysis of Land-to-Ship Maritime Wireless Channels at 5.8 GHz
Shu Sun, Yulu Guo, Meixia Tao +6
Maritime channel modeling is crucial for designing robust nearshore communication systems, yet reliable models that account for the dynamic marine environment with varying sea wave…
Passive Detection in Multi-Static ISAC Systems: Performance Analysis and Joint Beamforming Optimization
Renjie He, Yiqiu Wang, Meixia Tao +1
This paper investigates the passive detection problem in multi-static integrated sensing and communication (ISAC) systems, where multiple sensing receivers (SRs) jointly detect a t…
GeNeRT: A Physics-Informed Approach to Intelligent Wireless Channel Modeling via Generalizable Neural Ray Tracing
Kejia Bian, Meixia Tao, Shu Sun +2
Neural ray tracing (RT) has emerged as a promising paradigm for channel modeling by integrating physical propagation principles with neural networks. However, existing neural RT me…
Channel Knowledge Maps for 6G Wireless Networks: Construction, Applications, and Future Challenges
Xingchen Liu, Shu Sun, Meixia Tao +2
The advent of 6G wireless networks promises unprecedented connectivity, supporting ultra-high data rates, low latency, and massive device connectivity. However, these ambitious goa…
Deep Learning-Based Extended Target Tracking in ISAC Systems
Yiqiu Wang, Meixia Tao, Shu Sun
In this paper, we explore the feasibility of using communication signals for extended target (ET) tracking in an integrated sensing and communication (ISAC) system. The ET is chara…
Beamforming Design for ISAC Systems with Suppressed Range-Angle Sidelobes
Meihui Liu, Shu Sun, Ruifeng Gao +1
Integrated sensing and communication (ISAC) represents a pivotal advancement for future wireless networks. This paper introduces a novel ISAC beamforming method for enhancing sensi…
Measurement and Analysis of Scattering From Building Surfaces at Millimeter-Wave Frequency
Yulu Guo, Tongjia Zhang, Shu Sun +2
In future air-to-ground integrated networks, the scattering effects from ground-based scatterers, such as buildings, cannot be neglected in millimeter-wave and higher frequency ban…
Hybrid Near/Far-Field Frequency-Dependent Beamforming via Joint Phase-Time Arrays
Yeyue Cai, Meixia Tao, Jianhua Mo +1
Joint phase-time arrays (JPTA) emerge as a cost-effective and energy-efficient architecture for frequency-dependent beamforming in wideband communications by utilizing both true-ti…
Millimeter-Wave Energy-Efficient Hybrid Beamforming Architecture and Algorithm
Hongpu Zhang, Yulu Guo, Liuxun Xue +5
This paper studies energy-efficient hybrid beamforming architectures and its algorithm design in millimeter-wave communication systems, aiming to address the challenges faced by ex…
3D Extended Target Sensing in ISAC: Cramér-Rao Bound Analysis and Beamforming Design
Yiqiu Wang, Meixia Tao, Shu Sun +1
This paper investigates an integrated sensing and communication (ISAC) system where the sensing target is a three-dimensional (3D) extended target, for which multiple scatterers fr…
Atomic Norm Minimization-based DoA Estimation for IRS-assisted Sensing Systems
Renwang Li, Shu Sun, Meixia Tao
Intelligent reflecting surface (IRS) is expected to play a pivotal role in future wireless sensing networks owing to its potential for high-resolution and high-accuracy sensing. In…
Cramér-Rao Bound Analysis and Beamforming Design for Integrated Sensing and Communication with Extended Targets
Yiqiu Wang, Meixia Tao, Shu Sun
This paper studies an integrated sensing and communication (ISAC) system, where a multi-antenna base station transmits beamformed signals for joint downlink multi-user communicatio…
IRS Aided Millimeter-Wave Sensing and Communication: Beam Scanning, Beam Splitting, and Performance Analysis
Renwang Li, Xiaodan Shao, Shu Sun +2
Integrated sensing and communication (ISAC) has attracted growing interests for enabling the future 6G wireless networks, due to its capability of sharing spectrum and hardware res…
Beamforming Design for Integrated Sensing and Communication with Extended Target
Yiqiu Wang, Meixia Tao, Shu Sun
This paper studies transmit beamforming design in an integrated sensing and communication (ISAC) system, where a base station sends symbols to perform downlink multi-user communica…
Deep Learning for Joint Design of Pilot, Channel Feedback, and Hybrid Beamforming in FDD Massive MIMO-OFDM Systems
Junyi Yang, Weifeng Zhu, Shu Sun +3
This letter considers the transceiver design in frequency division duplex (FDD) massive multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) syst…
Optimization of RIS Placement for Satellite-to-Ground Coverage Enhancement
Xingchen Liu, Liuxun Xue, Shu Sun +1
In satellite-to-ground communication, ensuring reliable and efficient connectivity poses significant challenges. The reconfigurable intelligent surface (RIS) offers a promising sol…