39 citations · 116 across the 40 of their papers we have counts for
36 papers · 1 filter
Bridging Standardized Codebook and Site-Specific Beamforming: A Unified Limited-Feedback Framework
Cheng-Jie Zhao, Zhaolin Wang, Zongyao Zhao +1
A site-specific Type-II codebook design is proposed for downlink massive multiple-input multiple-output (MIMO) limited-feedback beamforming. The key idea is to embed a learned site…
Cramér-Rao Bound Optimization for Near-Field ISAC with Extended Targets
Zongyao Zhao, Zhaolin Wang, Lincong Han +4
Near-field integrated sensing and communication (ISAC) requires target models beyond the point-target abstraction when the target has a non-negligible spatial extent. In this lette…
Mutual Coupling-Aware Beamforming in Multi-User Continuous Aperture Array Systems
Junjie Ye, Zhaolin Wang, Yuanwei Liu +3
A mutual coupling-aware beamforming design for continuous aperture array (CAPA)-aided multi-user systems is investigated. First, a transmit coupling kernel is characterized to expl…
1-bit Quantized Continuous Aperture Arrays
Kuranage Roche Rayan Ranasinghe, Getuar Rexhepi, Zhaolin Wang +1
Continuous aperture arrays (CAPAs) have emerged as a promising physical-layer paradigm for sixth generation (6G) systems, offering spatial degrees of freedom beyond those of conven…
Wideband Near-Field Sensing in ISAC: Unified Algorithm Design and Decoupled Effect Analysis
Ruiyun Zhang, Zhaolin Wang, Zhiqing Wei +3
To advance integrated sensing and communications (ISAC) in sixth-generation (6G) extremely large-scale multiple-input multiple-output (XL-MIMO) networks, a low-complexity compresse…
Extended-Target Classification and Localization for Near-Field ISAC
Zongyao Zhao, Zhaolin Wang, Lincong Han +3
Near-field integrated sensing and communication (ISAC) enables object-level sensing from distance-dependent array responses, yet most existing near-field methods still rely on poin…
A Spatio-Temporal-Frequency Transformer Framework for Near-Field Target Recognition
Zongyao Zhao, Zhaolin Wang, Lincong Han +2
A target recognition framework relying on near-field integrated sensing and communication (ISAC) systems is proposed. By exploiting the distance-dependent spatial signatures provid…
Exploiting Segmented Waveguide-Enabled Pinching-Antenna Systems (SWANs) for Uplink Tri-Hybrid Beamforming
Hao Jiang, Chongjun Ouyang, Zhaolin Wang +4
A segmented waveguide-enabled pinching-antenna system (SWAN)-based tri-hybrid beamforming architecture is proposed for uplink multi-user MIMO communications, which jointly optimize…
Failure Detection for Pinching-Antenna Systems
Chongjun Ouyang, Hao Jiang, Zhaolin Wang +2
A signal processing-based framework is proposed for detecting random segment failures in segmented waveguide-enabled pinching-antenna systems. To decouple the passively combined up…
Generative Site-Specific Beamforming via Information-Maximizing Codebook
Cheng-Jie Zhao, Zhaolin Wang, Yuanwei Liu
A novel generative site-specific beamforming (GenSSBF) framework is proposed, which integrates a site-information-maximizing (SIM) codebook with a conditional flow matching (CFM)-b…
On the Maintainability of Pinching-Antenna Systems: A Failure-Repair Perspective
Chongjun Ouyang, Hao Jiang, Zhaolin Wang +2
The pinching-antenna system (PASS) enables wireless channel reconfiguration through optimized placement of pinching antennas along dielectric waveguides. In this article, a unified…
Beam-Brainstorm: A Generative Site-Specific Beamforming Approach
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
Accurately understanding the propagation environment is a fundamental challenge in site-specific beamforming (SSBF). This paper proposes a novel generative SSBF (GenSSBF) solution,…
Segmented Waveguide-Enabled Pinching-Antenna Systems (SWANs) for ISAC
Hao Jiang, Chongjun Ouyang, Zhaolin Wang +4
A segmented waveguide-enabled pinching-antenna system (SWAN)-assisted integrated sensing and communications (ISAC) framework is proposed. Unlike conventional pinching antenna syste…
Optimal Waveform Design for Continuous Aperture Array (CAPA)-aided ISAC Systems
Junjie Ye, Zhaolin Wang, Yuanwei Liu +3
A novel continuous-aperture-array (CAPA)-aided integrated sensing and communication (ISAC) framework is proposed. Specifically, an optimal continuous ISAC waveform is designed to f…
Tri-Hybrid Beamforming Design for Fully-Connected Pinching Antenna Systems
Cheng-Jie Zhao, Zhaolin Wang, Hyundong Shin +1
A novel fully-connected (FC) tri-hybrid beamforming (THB) architecture is proposed for pinching antenna systems (PASS). In contrast to conventional sub-connected (SC) PASS, the pro…
Pinching-Antenna Assisted Sensing: A Bayesian Cramér-Rao Bound Perspective
Hao Jiang, Chongjun Ouyang, Zhaolin Wang +3
The fundamental sensing limit of pinching-antenna systems (PASS) is studied from a Bayesian Cramér-Rao bound (BCRB) perspective. Compared to conventional CRB, BCRB is independent o…
Towards Secure ISAC Beamforming: How Many Dedicated Sensing Beams Are Required?
Fanghao Xia, Zesong Fei, Xinyi Wang +4
In this paper, sensing-assisted secure communication in a multi-user multi-eavesdropper integrated sensing and communication (ISAC) system is investigated. Confidential communicati…
Joint DOA and Attitude Sensing Based on Tri-Polarized Continuous Aperture Array
Haonan Si, Zhaolin Wang, Xiansheng Guo +2
This paper investigates joint direction-of-arrival (DOA) and attitude sensing using tri-polarized continuous aperture arrays (CAPAs). By employing electromagnetic (EM) information…
Spectral and Energy Efficiency Tradeoff for Pinching-Antenna Systems
Zihao Zhou, Zhaolin Wang, Yuanwei Liu
The joint transmit and pinching beamforming design for spectral efficiency (SE) and energy efficiency (EE) tradeoff in pinching-antenna systems (PASS) is proposed, under practical…
Uplink and Downlink Communications in Segmented Waveguide-Enabled Pinching-Antenna Systems (SWANs)
Chongjun Ouyang, Hao Jiang, Zhaolin Wang +2
A segmented waveguide-enabled pinching-antenna system (SWAN) is proposed, in which a segmented waveguide composed of multiple short dielectric waveguide segments is employed to rad…
Pinching Antenna System (PASS) Enhanced Covert Communications: Against Warden via Sensing
Hao Jiang, Zhaolin Wang, Yuanwei Liu +2
A sensing-aided covert communication network empowered by pinching antenna systems (PASS) is proposed in this work. Unlike conventional fixed-position MIMO arrays, PASS dynamically…
Subspace Fitting Approach for Wideband Near-Field Localization
Ruiyun Zhang, Zhaolin Wang, Zhiqing Wei +3
Two subspace fitting approaches are proposed for wideband near-field localization. Unlike in conventional far-field systems, where distance and angle can be estimated separately, s…
Pinching-Antenna Systems (PASS): A Tutorial
Yuanwei Liu, Hao Jiang, Xiaoxia Xu +8
Pinching antenna systems (PASS) present a breakthrough among the flexible-antenna technologies, and distinguish themselves by facilitating large-scale antenna reconfiguration, line…
DOA Estimation via Continuous Aperture Arrays: MUSIC and CRLB
Haonan Si, Zhaolin Wang, Xiansheng Guo +2
Direction-of-arrival (DOA) estimation using continuous aperture array (CAPA) is studied. Compared to the conventional spatially discrete array (SPDA), CAPA significantly enhances t…