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Related papers: Near-field Physical Layer Security: Robust Beamfor…

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In physical layer security, the channel state information (CSI) of passive eavesdroppers is usually difficult to obtain, which has motivated sensing-aided secure communication (SASC). However, in secure multicast scenarios, conventional…

Information Theory · Computer Science 2026-05-12 Zequan Wang , Liang Yin , Hao Xu , Yunan Sun , Yitong Liu , Hongwen Yang

Large-eddy simulation (LES) is a well-established numerical technique, which resolves the most energetic turbulent fluctuations in the planetary boundary layers. Averaging these fluctuations, high-quality profiles of mean values and…

Atmospheric and Oceanic Physics · Physics 2007-05-23 Igor N. Esau , Oyvind Byrkjedal

Polarforming is a promising technique that enables dynamic adjustment of antenna polarization to mitigate depolarization effects commonly encountered during electromagnetic (EM) wave propagation. In this letter, we investigate the…

Information Theory · Computer Science 2025-11-11 Jingze Ding , Zijian Zhou , Bingli Jiao , Rui Zhang

In this paper, we consider a new secure spatial modulation scenario with a full-duplex (FD) malicious attacker Mallory owning eavesdropping capacity, where Mallory works on FD model and transmits a malicious jamming such as artificial noise…

Information Theory · Computer Science 2020-06-03 Xinyi Jiang , Xiaoyu Liu , Riqing Chen , Yuntian Wang , Feng Shu , Jiangzhou Wang

This paper studies a networked sensing system with multiple base stations (BSs), which collaboratively sense the unknown and random three-dimensional (3D) location of a target based on the target-reflected echo signals received at the BSs.…

Information Theory · Computer Science 2025-09-09 Kaiyue Hou , Shuowen Zhang

This paper investigates a wireless network consisting of an unmanned aerial vehicle (UAV) base station (BS), a fully-connected reconfigurable intelligent surface (FC-RIS), and multiple users, where the downlink signal can simultaneously be…

Signal Processing · Electrical Eng. & Systems 2024-08-27 Shuying Lin , Yulong Zou , Yuhan Jiang , Libao Yang , Zhe Cui , Le-Nam Tran

This paper explores the near field (NF) covert communication with the aid of rate-splitting multiple access (RSMA) and reconfigurable intelligent surfaces (RIS). In particular, the RIS operates in the NF of both the legitimate user and the…

Signal Processing · Electrical Eng. & Systems 2025-07-30 Atiquzzaman Mondal , Amira Bendaimi , Huseyin Arslan

In this paper we propose a two-way protocol of physical layer security using the method of privacy amplification against eavesdroppers. First we justify our proposed protocol by analyzing the physical layer security provided by the classic…

Information Theory · Computer Science 2022-04-26 Masahito Hayashi , Angeles Vazquez-Castro

Secure ultra-reliable low-latency communication (URLLC) has been recently investigated with the fundamental limits of finite block length (FBL) regime in mind. Analysis has revealed that when eavesdroppers outnumber BS antennas or enjoy a…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Mohammad Naseri Tehrani , Shahrokh Farahmand

This paper proposes a high-accuracy radio map construction method tailored for environments where location information is affected by bursty errors. Radio maps are an effective tool for visualizing wireless environments. Although extensive…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Koki Kanzaki , Koya Sato

In this paper, we investigate the physical layer security in downlink of Power Domain Non Orthogonal Multiple Access based heterogeneous cellular network in presence of multiple eavesdroppers. Our aim is to maximize the sum secrecy rate of…

Cryptography and Security · Computer Science 2018-06-07 Moslem Forouzesh , Paeiz Azmi , Nader Mokari , Kai Kit Wong

In this paper, we explore sensing security in near-field (NF) integrated sensing and communication (ISAC) scenarios by exploiting known scatterers in the sensing scene. We propose a location deception (LD) scheme where scatterers are…

Signal Processing · Electrical Eng. & Systems 2025-10-30 Jiangong Chen , Xia Lei , Kaitao Meng , Kawon Han , Yuchen Zhang , Christos Masouros , Athina P. Petropulu

Reconfigurable intelligent surface (RIS) technology is emerging as a promising technique for performance enhancement for next-generation wireless networks. This paper investigates the physical layer security of an RIS-assisted…

Information Theory · Computer Science 2024-03-25 Wei Shi , Jindan Xu , Wei Xu , Chau Yuen , A. Lee Swindlehurst , Chunming Zhao

As location-based applications become ubiquitous in emerging wireless networks, Location Verification Systems (LVS) are of growing importance. In this paper we propose, for the first time, a rigorous information-theoretic framework for an…

Information Theory · Computer Science 2014-01-22 Shihao Yan , Robert Malaney , Ido Nevat , Gareth W. Peters

Unmanned aerial vehicles (UAVs) can be utilized as aerial base stations to provide communication service for remote mobile users due to their high mobility and flexible deployment. However, the line-of-sight (LoS) wireless links are…

Information Theory · Computer Science 2020-03-17 Xiongwei Wu , Qiang Li , Yawei Lu , H. Vincent Poor , Victor C. M. Leung , P. C. Ching

Due to the constraints on power supply and limited encryption capability, data security based on physical layer security (PLS) techniques in backscatter communications has attracted a lot of attention. In this work, we propose to enhance…

Networking and Internet Architecture · Computer Science 2024-02-21 Chi Jin , Zheng Chang , Fengye Hu , Hsiao-Hwa Chen , Timo Hamalainen

Reconfigurable intelligent surfaces (RISs) have attracted enormous interest thanks to their ability to overcome line-of-sight blockages in mmWave systems, enabling in turn accurate localization with minimal infrastructure. Less investigated…

Signal Processing · Electrical Eng. & Systems 2022-09-14 Alessio Fascista , Musa Furkan Keskin , Angelo Coluccia , Henk Wymeersch , Gonzalo Seco-Granados

In this study, we consider the physical layer security in the downlink of a Massive MIMO system employing one-bit quantization at the base station (BS). We assume an active eavesdropper that attempts to spoiling the channel estimation…

Information Theory · Computer Science 2020-03-03 M. A. Teeti

Bird's-eye view (BEV) perception has gained significant attention because it provides a unified representation to fuse multiple view images and enables a wide range of down-stream autonomous driving tasks, such as forecasting and planning.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Shu-Wei Lu , Yi-Hsuan Tsai , Yi-Ting Chen

Path Loss (PL) is vital to evaluate the performance of Unmanned Aerial Vehicles (UAVs) as Aerial Base Stations (ABSs), particularly in urban environments with complex propagation due to various obstacles. Accurately modeling PL requires a…

Networking and Internet Architecture · Computer Science 2025-01-27 Abdul Saboor , Zhuangzhuang Cui , Evgenii Vinogradov , Sofie Pollin