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相关论文: STAR-RIS-Assisted Privacy Protection in Semantic C…

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In this paper, a novel concept called simultaneously transmitting and reflecting RIS (STAR-RIS) is introduced into the wireless-powered mobile edge computing (MEC) systems to improve the efficiency of energy transfer and task offloading.…

信息论 · 计算机科学 2022-08-31 Xintong Qin , Zhengyu Song , Tianwei Hou , Wenjuan Yu , Jun Wang , Xin Sun

Radio Access Network (RAN) is a bridge between user devices and the core network in mobile communication systems, responsible for the transmission and reception of wireless signals and air interface management. In recent years, Semantic…

信号处理 · 电气工程与系统科学 2025-12-25 Rui Meng , Zixuan Huang , Jingshu Yan , Mengying Sun , Yiming Liu , Chenyuan Feng , Xiaodong Xu , Zhidi Zhang , Song Gao , Ping Zhang , Tony Q. S. Quek

Cooperative spectrum sensing, despite its effectiveness in enabling dynamic spectrum access, suffers from location privacy threats, merely because secondary users (SUs)' sensing reports that need to be shared with a fusion center to make…

网络与互联网体系结构 · 计算机科学 2018-07-18 Mohamed Grissa , Attila Yavuz , Bechir Hamdaoui

The environmental and target-related information inherently carried in wireless signals, such as channel state information (CSI), has brought increasing attention to integrated sensing and communication (ISAC). However, it also raises…

信号处理 · 电气工程与系统科学 2026-01-12 Yinghui He , Long Fan , Lei Xie , Dusit Niyato , Chau Yuen , Jun Luo

Integrated sensing and communication (ISAC) has been identified as a promising technology for the sixth generation (6G) of communication networks. Target privacy in ISAC is essential to ensure that only legitimate sensors can detect the…

信号处理 · 电气工程与系统科学 2025-03-10 Ahmed Magbool , Vaibhav Kumar , Marco Di Renzo , Mark F. Flanagan

User privacy protection is considered a critical issue in wireless networks, which drives the demand for various secure information interaction techniques. In this paper, we introduce an intelligent reflecting surface (IRS)-aided security…

信息论 · 计算机科学 2022-06-14 Jintao Xing , Tiejun Lv , Yashuai Cao , Jie Zeng , Pingmu Huang

With the booming development of generative artificial intelligence (GAI), semantic communication (SemCom) has emerged as a new paradigm for reliable and efficient communication. This paper considers a multi-user downlink SemCom system,…

网络与互联网体系结构 · 计算机科学 2025-07-03 Jiayi Lu , Wanting Yang , Zehui Xiong , Rahim Tafazolli , Tony Q. S. Quek , Mérouane Debbah , Dong In Kim

Future wireless communication systems will evolve toward multi-functional integrated systems to improve spectrum utilization and reduce equipment sizes. A joint radar and communication (JRC) system, which can support simultaneous…

系统与控制 · 电气工程与系统科学 2022-03-09 Hongyang Du , Jiawen Kang , Dusit Niyato , Jiayi Zhang , Dong In Kim

Wireless powered and backscattering mobile edge computing (WPB-MEC) network is a novel network paradigm to supply energy supplies and computing resource to wireless sensors (WSs). However, its performance is seriously affected by severe…

信号处理 · 电气工程与系统科学 2024-03-06 Bin Lyu , Yining Zhang , Pengcheng Chen , Ziwei Liu , Feng Tian

Advancements toward 6G have intensified demands for ultra-reliable low-latency communication, positioning shortpacket communications as a critical technology for autonomous aerial vehicle (AAV) networks. However, the open broadcast nature…

系统与控制 · 电气工程与系统科学 2025-09-19 Huiling Liu , Junshan Luo , Shilian Wang , Fanggang Wang , Theodoros A. Tsiftsis , Symeon Chatzinotas

This correspondence investigates a reconfigurable intelligent surface (RIS)-assisted wireless communication system with security threats. The RIS is deployed to enhance the secrecy outage probability (SOP) of the data sent to a legitimate…

信息论 · 计算机科学 2022-11-30 Wei Shi , Jindan Xu , Wei Xu , Marco Di Renzo , Chunming Zhao

Reconfigurable intelligent surface (RIS) assisted radio is considered as an enabling technology with great potential for the sixth-generation (6G) wireless communications standard. The achievable secrecy rate (ASR) is one of the most…

信息论 · 计算机科学 2021-06-01 Vaibhav Kumar , Mark F. Flanagan , Derrick Wing Kwan Ng , Le-Nam Tran

The reconfigurable intelligent surface (RIS) is a promising technology to provide smart radio environment. In contrast to the well-studied patch-array-based RISs, this work focuses on the metasurface-based RISs and simultaneously…

信号处理 · 电气工程与系统科学 2023-03-08 Jiaqi Xu , Xidong Mu , Yuanwei Liu

One of the great potentials to improve the confidentiality in mmWave/THz at the physical layer of technical communication, measured by the secrecy rate, lies in the use of reconfigurable intelligent surfaces (RISs). However, an important…

信号处理 · 电气工程与系统科学 2024-01-30 Chu Li , Stefan Roth , Aydin Sezgin

Reconfigurable intelligent surfaces (RISs) have been considered as a promising technology for the sixth-generation (6G) wireless networks that can control wireless channels in a desirable way and significantly enhance the network…

网络与互联网体系结构 · 计算机科学 2022-12-05 Waqas Khalid , Zeeshan Kaleem , Rehmat Ullah , Trinh Van Chien , Song Noh , Heejung Yu

Sensing privacy and communication confidentiality play fundamentally different but interconnected roles in adversarial wireless environments. Capturing this interplay within a single physical-layer framework is particularly challenging in…

信息论 · 计算机科学 2026-05-11 Sidong Guo , Matthieu R. Bloch

Incorporating rate splitting multiple access (RSMA) into integrated sensing and communication (ISAC) presents a significant security challenge, particularly in scenarios where the location of a potential eavesdropper (Eve) is unidentified.…

信号处理 · 电气工程与系统科学 2024-07-23 A. Abdelaziz Salem , Saeed Abdallah , Mohamed Saad , Khawla Alnajjar , Mahmoud A. Albreem

Semantic communication significantly reduces required bandwidth by understanding semantic meaning of the transmitted. However, current deep learning-based semantic communication methods rely on joint source-channel coding design and…

信号处理 · 电气工程与系统科学 2023-08-08 Peiwen Jiang , Chao-Kai Wen , Shi Jin , Geoffrey Ye Li

Intelligent Connected Vehicles (ICVs) rely on high-speed data transmission for efficient and safety-critical services. However, the scarcity of wireless resources limits the capabilities of ICVs. Semantic Communication (SemCom) systems can…

信号处理 · 电气工程与系统科学 2025-12-30 Daiqi Zhang , Bizhu Wang , Wenqi Zhang , Chen Sun , Xiaodong Xu

In this paper, we present a novel communication system model that integrates reconfigurable intelligent surfaces (RIS), spatial shift keying (SSK), and code index modulation (CIM) based on Hadamard coding called RIS based transmit SSK-CIM…

信息论 · 计算机科学 2025-07-15 Ferhat Bayar , Onur Salan , Erdogan Aydin , Haci Ilhan