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With the evolution of heterogeneous computing system, such as network-on-chip, high-performance distributed computing, accelerator-rich architectures and cluster computing, high-speed, energy-efficient and low-latency interfaces among…

新兴技术 · 计算机科学 2017-01-03 Jason Y. Du

In this paper, we investigate the design of robust and secure transmission in intelligent reflecting surface (IRS) aided wireless communication systems. In particular, a multi-antenna access point (AP) communicates with a single-antenna…

信号处理 · 电气工程与系统科学 2020-12-04 Sheng Hong , Cunhua Pan , Hong Ren , Kezhi Wang , Kok Keong Chai , Arumugam Nallanathan

This paper investigates a reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) system and proposes a joint communication and sensing beamforming design based on non-orthogonal multiple access (NOMA)…

In this paper, we combine the network-assisted full-duplex (NAFD) technology and distributed radar sensing to implement integrated sensing and communication (ISAC). The ISAC system features both uplink and downlink remote radio units (RRUs)…

信息论 · 计算机科学 2023-11-14 Fan Zeng , Jingxuan Yu , Jiamin Li , Feiyang Liu , Dongming Wang , Xiaohu You

RC4 can be made more secured if an additional RC4-like Post-KSA Random Shuffing (PKRS) process is introduced between KSA and PRGA. It can also be made significantly faster if RC4 bytes are processed in a FPGA embedded system using multiple…

应用统计 · 统计学 2016-09-21 Rourab Paul , Hemanta Dey , Amlan Chakrabarti , Ranjan Ghosh

Integrated sensing and communication (ISAC) is a promising technology to simultaneously provide high-performance wireless communication and radar sensing services in future networks. In this paper, we propose the concept of \emph{integrated…

信号处理 · 电气工程与系统科学 2024-07-31 Chaoyue Zhang , Zhiwen Zhou , Huizhi Wang , Yong Zeng

Federated learning (FL) is an emerging paradigm that allows a central server to train machine learning models using remote users' data. Despite its growing popularity, FL faces challenges in preserving the privacy of local datasets, its…

密码学与安全 · 计算机科学 2025-05-09 Natalie Lang , Nir Shlezinger , Rafael G. L. D'Oliveira , Salim El Rouayheb

Unmanned Aerial Vehicles (UAVs) face significant security risks from jamming attacks, which can compromise network functionality. Traditional detection methods often fall short when confronting AI-powered jamming that dynamically modifies…

机器学习 · 计算机科学 2025-03-12 Joseanne Viana , Hamed Farkhari , Pedro Sebastiao , Victor P Gil Jimenez

Enabled by the advancement in radio frequency technologies, the convergence of radar and communication systems becomes increasingly promising and is envisioned as a key feature of future 6G networks. Recently, the frequency-hopping (FH)…

信号处理 · 电气工程与系统科学 2020-10-20 Kai Wu , J. Andrew Zhang , Xiaojing Huang , Y. Jay Guo

This paper considers an affine frequency division multiplexing (AFDM)-based integrated sensing and communications (ISAC) system, where the AFDM waveform is used to simultaneously carry communications information and sense targets. To…

信号处理 · 电气工程与系统科学 2022-08-30 Yuanhan Ni , Zulin Wang , Peng Yuan , Qin Huang

Grant-free random access (RA) has been recognized as a promising solution to support massive connectivity due to the removal of the uplink grant request procedures. While most endeavours assume perfect synchronization among users and the…

信号处理 · 电气工程与系统科学 2024-02-29 Xinyu Bian , Yuyi Mao , Jun Zhang

In this paper, we study a secure integrated sensing and communication (ISAC) system where one multi-antenna base station (BS) simultaneously serves a downlink communication user and senses the location of a target that may potentially serve…

信息论 · 计算机科学 2023-06-08 Kaiyue Hou , Shuowen Zhang

In this paper, we investigate the design of secure transmission frameworks with an intelligent reflecting surface (IRS). Our design aims to minimize the system energy consumption in cases of rank-one and full-rank access point (AP)-IRS…

信息论 · 计算机科学 2019-09-04 Biqian Feng , Yongpeng Wu , Mengfan Zheng

The employment of intelligent reflecting surfaces (IRSs) is a potential and promising solution to increase the spectral and energy efficiency of wireless communication networks. Despite their many advantages, IRS-aided communications have…

信息论 · 计算机科学 2021-03-26 Constantinos Psomas , Ioannis Krikidis

A continuous-aperture array (CAPA)-based integrated sensing and communications (ISAC) framework is proposed for both downlink and uplink scenarios. Within this framework, continuous operator-based signal models are employed to describe the…

信息论 · 计算机科学 2026-01-22 Boqun Zhao , Chongjun Ouyang , Xingqi Zhang , Hyundong Shin , Yuanwei Liu

An intelligent reflecting surface (IRS) can adaptively adjust the phase shifts of its reflecting units to strengthen the desired signal and/or suppress the undesired signal. In this letter, we investigate an IRS-aided secure wireless…

信息论 · 计算机科学 2019-05-28 Miao Cui , Guangchi Zhang , Rui Zhang

In this paper, we consider a point-to-point integrated sensing and communication (ISAC) system, where a transmitter conveys a message to a receiver over a channel with memory and simultaneously estimates the state of the channel through the…

信息论 · 计算机科学 2024-12-03 Homa Nikbakht , Michèle Wigger , Shlomo Shamai , H. Vincent Poor

In this paper, an integrated sensing and communication (ISAC) system is investigated. Initially, we introduce a design criterion wherein sensing data acquired from the preceding time slot is employed for instantaneous optimal beamforming in…

计算几何 · 计算机科学 2024-10-08 Shengcai Zhou , Luping Xiang , Kun Yang

In autonomous driving, radar systems play an important role in detecting targets such as other vehicles on the road. Radars mounted on different cars can interfere with each other, degrading the detection performance. Deep learning methods…

信号处理 · 电气工程与系统科学 2021-04-20 Nicolae-Cătălin Ristea , Andrei Anghel , Radu Tudor Ionescu , Yonina C. Eldar

Millimeter-wave (mmWave) using conventional phased array (CPA) enables highly directional and fixed angular beamforming (FAB), therefore enhancing physical layer security (PLS) in the angular domain. However, as the eavesdropper is located…

信息论 · 计算机科学 2019-03-26 Yuanquan Hong , Xiaojun Jing , Hui Gao , Yuan He