315 citations · 651 across the 34 of their papers we have counts for
12 papers · 1 filter
A Covariance-Surrogate Framework for Movable-Antenna Enabled Anti-Jamming with Unknown Jammers
Lebin Chen, Ming-Min Zhao, Qingqing Wu +2
In this paper, we investigate a movable antenna (MA) enabled anti-jamming optimization problem, where a legitimate uplink system is exposed to multiple jammers with unknown jamming…
Joint Visibility Region Detection and Channel Estimation for XL-MIMO Systems via Alternating MAP
Wenkang Xu, An Liu, Min-jian Zhao
We investigate a joint visibility region (VR) detection and channel estimation problem in extremely large-scale multiple-input-multiple-output (XL-MIMO) systems, where near-field p…
Joint Location Sensing and Channel Estimation for IRS-Aided mmWave ISAC Systems
Zijian Chen, Ming-Min Zhao, Min Li +3
In this paper, we investigate a self-sensing intelligent reflecting surface (IRS) aided millimeter wave (mmWave) integrated sensing and communication (ISAC) system. Unlike the conv…
A Stochastic Particle Variational Bayesian Inference Inspired Deep-Unfolding Network for Non-Convex Parameter Estimation
Zhixiang Hu, An Liu, Minjian Zhao
Future wireless networks are envisioned to provide ubiquitous sensing services, which also gives rise to a substantial demand for high-dimensional non-convex parameter estimation,…
Successive Linear Approximation VBI for Joint Sparse Signal Recovery and Dynamic Grid Parameters Estimation
Wenkang Xu, An Liu, Bingpeng Zhou +1
For many practical applications in wireless communications, we need to recover a structured sparse signal from a linear observation model with dynamic grid parameters in the sensin…
Joint Scattering Environment Sensing and Channel Estimation for Integrated Sensing and Communication
Wenkang Xu, Yongbo Xiao, An Liu +1
This paper considers an integrated sensing and communication system, where some radar targets also serve as communication scatterers. A location domain channel modeling method is p…
Joint Scattering Environment Sensing and Channel Estimation Based on Non-stationary Markov Random Field
Wenkang Xu, Yongbo Xiao, An Liu +2
This paper considers an integrated sensing and communication system, where some radar targets also serve as communication scatterers. A location domain channel modeling method is p…
Latency Minimization for mmWave D2D Mobile Edge Computing Systems: Joint Task Allocation and Hybrid Beamforming Design
Yanzhen Liu, Yunlong Cai, An Liu +2
Mobile edge computing (MEC) and millimeter wave (mmWave) communications are capable of significantly reducing the network's delay and enhancing its capacity. In this paper we inves…
A Two-stage Multiband WiFi Sensing Scheme via Stochastic Particle-Based Variational Bayesian Inference
Zhixiang Hu, An Liu, Yubo Wan +2
Multiband fusion enhances WiFi sensing by jointly utilizing signals from multiple non-contiguous frequency bands. However, in the multi-band WiFi sensing signal model, there are ma…
Robust Adaptive Beam Tracking for Mobile Millimetre Wave Communications
Chunshan Liu, Min Li, Lou Zhao +4
Millimetre wave (mmWave) beam tracking is a challenging task because tracking algorithms are required to provide consistent high accuracy with low probability of loss of track and…
Angular-Domain Selective Channel Tracking and Doppler Compensation for High-Mobility mmWave Massive MIMO
Guanying Liu, An Liu, Rui Zhang +1
In this paper, we consider a mmWave massive multiple-input multiple-output (MIMO) communication system with one static base station (BS) serving a fast-moving user, both equipped w…
Randomized Channel Sparsifying Hybrid Precoding for FDD Massive MIMO Systems
Chang Tian, An Liu, Mahdi Barzegar Khalilsarai +3
We propose a novel randomized channel sparsifying hybrid precoding (RCSHP) design to reduce the signaling overhead of channel estimation and the hardware cost and power consumption…