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Remote Keyless Entry (RKE) systems have become a standard feature in modern vehicles, yet their unidirectional fixed-frequency radio communication renders them vulnerable to replay attacks, impersonation attacks, cryptanalysis, and…

密码学与安全 · 计算机科学 2025-04-15 Jingjing Guo , Bo Tang , Jiayuan Xu , Qingyi Li , Yuyuan Qin , Xinghua Li

In this work, we provide a detailed analysis of a dual-hop fixed gain (FG) amplify-and-forward relaying system, consisting of a hybrid radio frequency (RF) and free-space optical (FSO) channels. We introduce an impairment model which is the…

信号处理 · 电气工程与系统科学 2019-02-12 Elyes Balti , Mohsen Guizani , Bechir Hamdaoui , Bassem Khalfi

Rateless Multiple Access (RMA) is a novel non-orthogonal multiple access framework that is promising for massive access in Internet of Things (IoT) due to its high efficiency and low complexity. In the framework, after certain…

信息论 · 计算机科学 2016-11-17 Zhaoyang Zhang , Xianbin Wang , Yu Zhang , Yan Chen

This paper leverages fluid antenna (FA) and rate-splitting multiple access (RSMA) to enhance the physical layer security (PLS) of an integrated sensing and communication (ISAC) system. We consider a practical multi-user multi-input…

信息论 · 计算机科学 2025-03-18 Cixiao Zhang , Yin Xu , Size Peng , Xinghao Guo , Xiaowu Ou , Hanjiang Hong , Dazhi He , Wenjun Zhang

Near-field spherical wavefronts enable spotlight-like beam focusing to mitigate unintended energy leakage, creating new opportunities for physical-layer security (PLS). However, under hybrid analog-digital (HAD) antenna architectures,…

信息论 · 计算机科学 2025-12-05 Jiasi Zhou , Huiyun Xia , Chuan Wu , Chintha Tellambura

Despite the millimeter wave technology fulfills the low-latency and high data transmission, it will cause severe Doppler Frequency Shift (DFS) for high-speed vehicular network, which tremendously damages the communication performance. In…

信号处理 · 电气工程与系统科学 2023-10-12 Jinzhu Jia , Zhiqing Wei , Ruiyun Zhang , Lin Wang

With the development of intelligent transportation, growing attention has been received to integrated sensing and communication (ISAC) systems. In this paper, we formulate a novel passive sensing technique to obtain information on the…

信号处理 · 电气工程与系统科学 2023-11-03 Zhimin Chen , Peng Chen , Ziyu Guo , Yudong Zhang , Xianbin Wang

A novel Integrated Sensing-Communication (ISAC) system is proposed that can accommodate high mobility scenarios while making efficient use of bandwidth for both communication and sensing. The system comprises a monostatic multiple-input…

信号处理 · 电气工程与系统科学 2026-03-31 Kailong Wang , Athina Petropulu

Beamforming with a sufficient number of antennas is one of the most significant technologies for both Multi-user (MU) Multiple-input Multiple-output (MIMO) communication and MIMO radar sensing in Integrated Sensing and Communication (ISAC)…

信号处理 · 电气工程与系统科学 2025-10-17 Jiangong Chen , Xia Lei , Yuchen Zhang , Kaitao Meng , Christos Masouros

The harsh environment and scarce resources post-disaster drive the equipment to be miniaturized and portable. Based on this, integrated sensing and communication (ISAC) systems play a significant role in providing emergency wireless…

信号处理 · 电气工程与系统科学 2025-09-03 Zhuohui Yao , Wenchi Cheng , Liping Liang , Tao Zhang , Jun Gong

Extremely large-scale antenna arrays enhance spectral efficiency and spatial resolution in integrated sensing and communication (ISAC) networks while expanding the Rayleigh distance, triggering a shift from conventional far-field plane…

信息论 · 计算机科学 2025-02-18 Jiasi Zhou , Cong Zhou , Yanjing Sun , Chintha Tellambura

In the context of satellite communications, random access (RA) methods can significantly increase throughput and reduce latency over the network. The recent RA methods are based on multi-user multiple access transmission at the same time…

信息论 · 计算机科学 2014-04-16 Karine Zidane , Jérôme Lacan , Marie-Laure Boucheret , Charly Poulliat

In this paper, we consider the physical layer security (PLS) problem for integrated sensing and communication (ISAC) systems in the presence of hybrid-colluding eavesdroppers, where an active eavesdropper (AE) and a passive eavesdropper…

系统与控制 · 电气工程与系统科学 2025-02-10 Meiding Liu , Zhengchun Zhou , Qiao Shi , Guyue Li , Zilong Liu , Pingzhi Fan , Inkyu Lee

This paper presents an echo-side modulation framework for integrated sensing and communication (ISAC) systems. A space-time reconfigurable intelligent surface (ST-RIS) impresses a continuous-phase modulation onto the radar echo, enabling…

信号处理 · 电气工程与系统科学 2026-01-15 Marouan Mizmizi , Stefano Tebaldini , Umberto Spagnolini

In this paper, we propose an integrated sensing and communication (ISAC) system aided by the movable-antenna (MA) array, which can improve the communication and sensing performance via flexible antenna movement over conventional…

信息论 · 计算机科学 2025-01-15 Wenyan Ma , Lipeng Zhu , Rui Zhang

Integrated sensing and communication (ISAC), which allows individual radar and communication systems to share the same spectrum bands, is an emerging and promising technique for alleviating spectrum congestion problems. In this paper, we…

信号处理 · 电气工程与系统科学 2022-12-02 Jinjin Chu , Rang Liu , Ming Li , Yang Liu , Qian Liu

In this paper, we present an experimental setup to evaluate the performance of a radio frequency identification (RFID)-based integrated sensing and communication (ISAC) system. We focus on both the communication and sensing capabilities of…

信号处理 · 电气工程与系统科学 2025-03-04 Yu Zhang , Xiaoyu Shi , Tongyang Xu

In this paper, we analyze the performance of a reconfigurable intelligent surface (RIS)-assisted multi-hop transmission by employing multiple RIS units to enable favorable communication for a mixed free-space optical (FSO) and…

信息论 · 计算机科学 2023-07-18 Vinay Kumar Chapala , S. M. Zafaruddin

An integrated sensing and backscatter communication (ISABC) system is introduced herein. This system features a full-duplex (FD) base station (BS) that seamlessly merges sensing with backscatter communication and supports multiple users.…

信号处理 · 电气工程与系统科学 2025-01-30 Diluka Galappaththige , Shayan Zargari , Chintha Tellambura , Geoffrey Ye Li

Integrated sensing and communications (ISAC) is an emerging critical technique for the next generation of communication systems. However, due to multiple performance metrics used for communication and sensing, the limited degrees-of-freedom…

信号处理 · 电气工程与系统科学 2024-01-26 Yongqing Xu , Yong Li , J. Andrew Zhang , Marco Di Renzo , Tony Q. S. Quek