Search Results for author: Yuping Zhao

Found 9 papers, 0 papers with code

STAR-RIS-Assisted Privacy Protection in Semantic Communication System

no code implementations22 Jun 2023 Yiru Wang, Wanting Yang, Pengxin Guan, Yuping Zhao, Zehui Xiong

Semantic communication (SemCom) has emerged as a promising architecture in the realm of intelligent communication paradigms.

Intelligent Communication

Active RIS-Assisted mmWave Indoor Signal Enhancement Based on Transparent RIS

no code implementations16 May 2023 Hao Feng, Yuping Zhao

In this paper, a novel RIS-assisted mmWave indoor enhancement scheme is proposed, in which a transparent RIS is deployed on the glass to enhance mmWave indoor signals, and three assisted transmission scenarios, namely passive RIS (PRIS), active RIS (ARIS), and a novel hybrid RIS (HRIS) are proposed.

mmWave RIS Phase Shift Feedback Based on Knowledge Base Autoencoder Framework

no code implementations27 Apr 2023 Hao Feng, Yuting Xu, Yuping Zhao

Then the knowledge base vectors index is obtained by calculating the similarity between feature vectors and knowledge base vectors and transmitted to the RIS.

Secure Wireless Transmission for Reconfigurable Intelligent Surface Aided Full Duplex Systems

no code implementations17 Jun 2022 Pengxin Guan, Yiru Wang, Yuping Zhao

We aim to maximize the sum secrecy rate of UL and DL users by jointly optimizing the transmit beamforming, receive beamforming and AN covariance matrix at the BS, and passive beamforming at the RIS.

Reconfigurable Intelligent Surfaces for Energy Efficiency in Full-duplex Communication System

no code implementations24 May 2022 Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao

By jointly designing the active beamforming of two multi-antenna sources and passive beamforming of RIS, we aim to maximize the energy efficiency of the system, where extra self-interference cancellation power consumption in FD system is also considered.

Simultaneous Transmission and Reflection Reconfigurable Intelligent Surface Assisted Full-Duplex Communications

no code implementations10 Mar 2022 Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao

This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system.

Performance Analysis and Codebook Design for mmWave Beamforming System with Beam Squint

no code implementations18 Jan 2021 Hongkang Yu, Pengxin Guan, Yiru Wang, Yuping Zhao

Beamforming technology is widely used in millimeter wave systems to combat path losses, and beamformers are usually selected from a predefined codebook.

Fast List Decoders for Polarization-Adjusted Convolutional (PAC) Codes

no code implementations17 Dec 2020 Hongfei Zhu, Zhiwei Cao, Yuping Zhao, Dou Li, Yanjun Yang, Yiru Wang, Zongren Guo

Moreover, fast list decoding with four types of constituent nodes can further reduce decoding latency with negligible performance degradation.

Information Theory Information Theory

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