Search Results for author: Tuo Wu

Found 12 papers, 0 papers with code

Exploit High-Dimensional RIS Information to Localization: What Is the Impact of Faulty Element?

no code implementations25 Mar 2024 Tuo Wu, Cunhua Pan, Kangda Zhi, Hong Ren, Maged Elkashlan, Cheng-Xiang Wang, Robert Schober, Xiaohu You

Then our objective is to regain the information lost from the faulty elements and reconstruct the complete high-dimensional RIS information for localization.

Transfer Learning

Employing High-Dimensional RIS Information for RIS-aided Localization Systems

no code implementations25 Mar 2024 Tuo Wu, Cunhua Pan, Kangda Zhi, Hong Ren, Maged Elkashlan, Jiangzhou Wang

Then, we propose a transfer learning based fingerprint (TFBF) algorithm that employs the reconstructed high-dimensional RIS information for MU localization.

Transfer Learning

Joint Optimization for Achieving Covertness in MIMO Over-the-Air Computation Networks

no code implementations15 Mar 2024 Junteng Yao, Tuo Wu, Ming Jin, Cunhua Pan, Quanzhong Li, Jinhong Yuan

This paper investigates covert data transmission within a multiple-input multiple-output (MIMO) over-the-air computation (AirComp) network, where sensors transmit data to the access point (AP) while guaranteeing covertness to the warden (Willie).

Exploring Fairness for FAS-assisted Communication Systems: from NOMA to OMA

no code implementations1 Mar 2024 Junteng Yao, Liaoshi Zhou, Tuo Wu, Ming Jin, Cunhua Pan, Maged Elkashlan, Kai-Kit Wong

This paper addresses the fairness issue within fluid antenna system (FAS)-assisted non-orthogonal multiple access (NOMA) and orthogonal multiple access (OMA) systems, where a single fixed-antenna base station (BS) transmits superposition-coded signals to two users, each with a single fluid antenna.

Fairness

FAS-assisted Wireless Powered Communication Systems

no code implementations3 Feb 2024 Xiazhi Lai, Kangda Zhi, Wanyi Li, Tuo Wu, Cunhua Pan, Maged Elkashlan

Fluid Antenna System (FAS) is recognized as a promising technology for enhancing communication performance.

Secure Wireless Communication in Active RIS-Assisted DFRC System

no code implementations3 Feb 2024 Yang Zhang, Hong Ren, Cunhua Pan, Boshi Wang, Zhiyuan Yu, Ruisong Weng, Tuo Wu, Yongchao He

This work considers a dual-functional radar and communication (DFRC) system with an active reconfigurable intelligent surface (RIS) and a potential eavesdropper.

Proactive Monitoring via Jamming in Fluid Antenna Systems

no code implementations11 Oct 2023 Junteng Yao, Tuo Wu, Xiazhi Lai, Ming Jin, Cunhua Pan, Maged Elkashlan, Kai-Kit Wong

Our objective is to maximize the average monitoring rate, whose expression involves the integral of the first-order Marcum $Q$ function.

Position

On Performance of Fluid Antenna System using Maximum Ratio Combining

no code implementations14 Sep 2023 Xiazhi Lai, Tuo Wu, Junteng Yao, Cunhua Pan, Maged Elkashlan, Kai-Kit Wong

This letter investigates a fluid antenna system (FAS) where multiple ports can be activated for signal combining for enhanced receiver performance.

Fingerprint Based mmWave Positioning System Aided by Reconfigurable Intelligent Surface

no code implementations21 Oct 2022 Tuo Wu, Cunhua Pan, Yijin Pan, Hong Ren, Maged Elkashlan, Cheng-Xiang Wang

By using the STCRV as input, we propose a novel residual convolution network regression (RCNR) learning algorithm to output the estimated three-dimensional (3D) position of the MU.

Position regression

RIS-Aided Localization Algorithm and Analysis: Tackling Non-Gaussian Angle Estimation Errors

no code implementations16 Aug 2022 Tuo Wu, Hong Ren, Cunhua Pan, Yijin Pan, Sheng Hong, Maged Elkashlan, Feng Shu, Jiangzhou Wang

Reconfigurable intelligent surface (RIS)-aided localization systems are increasingly recognized for enhancing accuracy in internet of things (IoT) networks.

An Overview of Signal Processing Techniques for RIS/IRS-aided Wireless Systems

no code implementations11 Dec 2021 Cunhua Pan, Gui Zhou, Kangda Zhi, Sheng Hong, Tuo Wu, Yijin Pan, Hong Ren, Marco Di Renzo, A. Lee Swindlehurst, Rui Zhang, Angela Yingjun Zhang

In the past as well as present wireless communication systems, the wireless propagation environment is regarded as an uncontrollable black box that impairs the received signal quality, and its negative impacts are compensated for by relying on the design of various sophisticated transmission/reception schemes.

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