Search Results for author: Xiaodan Shao

Found 8 papers, 0 papers with code

Rotatable Antennas for Integrated Sensing and Communications

no code implementations13 Mar 2025 Chao Zhou, Changsheng You, Beixiong Zheng, Xiaodan Shao, Rui Zhang

In this letter, we propose to deploy rotatable antennas (RAs) at the base station (BS) to enhance both communication and sensing (C&S) performances, by exploiting a new spatial degree-of-freedom (DoF) offered by array rotation.

ISAC

A Demo of Radar Sensing Aided Rotatable Antenna for Wireless Communication System

no code implementations28 Feb 2025 Qi Dai, Beixiong Zheng, Qiyao Wang, Xue Xiong, Xiaodan Shao, Lipeng Zhu, Rui Zhang

Rotatable antenna (RA) represents a novel antenna architecture that enhances wireless communication system performance by independently or collectively adjusting each antenna's boresight/orientation.

Distributed Channel Estimation and Optimization for 6D Movable Antenna: Unveiling Directional Sparsity

no code implementations24 Sep 2024 Xiaodan Shao, Rui Zhang, Qijun Jiang, Jihong Park, Tony Q. S. Quek, Robert Schober

In particular, we unveil for the first time a new \textbf{\textit{directional sparsity}} property of 6DMA channels, where each user has significant channel gains only for a (small) subset of 6DMA position-rotation pairs, which can receive direct/reflected signals from users.

Position

Full-Space Wireless Sensing Enabled by Multi-Sector Intelligent Surfaces

no code implementations22 Jun 2024 Yumeng Zhang, Xiaodan Shao, Hongyu Li, Bruno Clerckx, Rui Zhang

The multi-sector intelligent surface (IS), benefiting from a smarter wave manipulation capability, has been shown to enhance channel gain and offer full-space coverage in communications.

Networked Integrated Sensing and Communications for 6G Wireless Systems

no code implementations26 May 2024 Jiapeng Li, Xiaodan Shao, Feng Chen, Shaohua Wan, Chang Liu, Zhiqiang Wei, Derrick Wing Kwan Ng

Furthermore, we analyze the mean square error of the proposed distributed algorithm as a networked sensing performance metric and propose a beamforming design for the proposed network ISAC scheme to maximize the networked sensing accuracy and communication performance subject to a transmit power constraint.

Integrated sensing and communication ISAC

Intelligent Reflecting Surface Aided Wireless Sensing: Applications and Design Issues

no code implementations12 Feb 2023 Xiaodan Shao, Changsheng You, Rui Zhang

Intelligent reflecting surface (IRS) is an emerging technology that is able to significantly improve the performance of wireless communications, by smartly tuning signal reflections at a large number of passive reflecting elements.

Reconfigurable Intelligent Surface-Aided 6G Massive Access: Coupled Tensor Modeling and Sparse Bayesian Learning

no code implementations11 Jun 2022 Xiaodan Shao, Lei Cheng, Xiaoming Chen, Chongwen Huang, Derrick Wing Kwan Ng

Then, by associating the data sequences to multiple rank-one tensors and exploiting the angular sparsity of the RIS-BS channel, the detection problem is cast as a high-order coupled tensor decomposition problem without the need of exploiting pilot sequences.

Tensor Decomposition Variational Inference

Target Sensing with Intelligent Reflecting Surface: Architecture and Performance

no code implementations22 Jan 2022 Xiaodan Shao, Changsheng You, Wenyan Ma, Xiaoming Chen, Rui Zhang

Intelligent reflecting surface (IRS) has emerged as a promising technology to reconfigure the radio propagation environment by dynamically controlling wireless signal's amplitude and/or phase via a large number of reflecting elements.

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