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相关论文: Secure SWIPT for Directional Modulation Aided AF R…

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Considering a three-node multiple antenna relay system, this paper proposes a two-phase amplify-and-forward (AF) relaying protocol, which enables the autonomous relay to simultaneously harvest wireless power from the source information…

信息论 · 计算机科学 2015-05-04 Yang Huang , Bruno Clerckx

With the assistance of singular value decomposition (SVD), a multi-beam directional modulation (DM) scheme based on symmetrical multi-carrier frequency diverse array (FDA) is proposed. The proposed DM scheme is capable of achieving…

信号处理 · 电气工程与系统科学 2019-07-30 Qian Cheng , Vincent Fusco , Jiang Zhu , Shilian Wang , Chao Gu

Movable antenna (MA) has demonstrated great potential in enhancing wireless communication performance. In this paper, we investigate an MA-enabled multiple-input multiple-output (MIMO) communication system with spatial modulation (SM),…

信号处理 · 电气工程与系统科学 2026-01-21 Kaihe Wang , Ran Yang , Lipeng Zhu , Rongyan Xi , Yue Xiu , Zhongpei Zhang

In this paper, the filter-and-forward (FF) relay design for orthogonal frequency-division multiplexing (OFDM) transmission systems is considered to improve the system performance over simple amplify-and-forward (AF) relaying. Unlike…

信息论 · 计算机科学 2015-03-20 Donggun Kim , Junyeong Seo , Youngchul Sung

In this work, a delay-tolerant unmanned aerial vehicle (UAV) relayed covert and secure communication framework is investigated. In this framework, a legitimate UAV serves as an aerial relay to realize communication when the direct link…

信息论 · 计算机科学 2025-06-03 Jiacheng Jiang , Hongjiang Lei , Ki-Hong Park , Gaofeng Pan , Mohamed-Slim Alouini

The increasing complexity of recent Wi-Fi amendments is making optimal Rate Adaptation (RA) a challenge. The use of classic algorithms or heuristic models to address RA is becoming unfeasible due to the large combination of configuration…

网络与互联网体系结构 · 计算机科学 2022-02-14 Ruben Queiros , Eduardo Nuno Almeida , Helder Fontes , Jose Ruela , Rui Campos

Processing of multiple communication flows in wireless systems has given rise to a number of novel transmission techniques, notably the two-way relaying based on wireless network coding. Recently, a related set of techniques has emerged,…

信息论 · 计算机科学 2014-04-07 Lilian Hong

Sum-rate maximization in two-way amplify-and-forward (AF) multiple-input multiple-output (MIMO) relaying belongs to the class of difference-of-convex functions (DC) programming problems. DC programming problems occur as well in other signal…

信息论 · 计算机科学 2015-06-04 Arash Khabbazibasmenj , Florian Roemer , Sergiy A. Vorobyov , Martin Haardt

This paper considers multiple-input multiple-output (MIMO) relay communication in multi-cellular (interference) systems in which MIMO source-destination pairs communicate simultaneously. It is assumed that due to severe attenuation and/or…

信息论 · 计算机科学 2017-03-28 Muhammad R A Khandaker , Kai-Kit Wong

In this paper, we propose a relay selection amplify-and-forward (RS-AF) protocol in general bi-directional relay networks with two sources and $N$ relays. In the proposed scheme, the two sources first transmit to all the relays…

信息论 · 计算机科学 2016-11-17 Lingyang Song

This paper make an investigation of a secure unmanned aerial vehicle (UAV)-aided communication network based on directional modulation(DM), in which one ground base station (Alice), one legitimate full-duplex (FD) user (Bob) and one illegal…

信息论 · 计算机科学 2019-04-09 Feng Shu , Zaoyu Lu , Shuo Zhang , Jin Wang , Xiaobo Zhou , Linlin Sun , Jinhui Lu , Jinyong Lin , Wenlong Cai

This paper studies the use of multi-antenna harvest-and-jam (HJ) helpers in a multi-antenna amplify-and-forward (AF) relay wiretap channel assuming that the direct link between the source and destination is broken. Our objective is to…

信息论 · 计算机科学 2016-01-20 Hong Xing , Kai-Kit Wong , Zheng Chu , Arumugam Nallanathan

Directional modulation and artificial noise (AN)-based methods have been widely employed to achieve physical-layer security (PLS). However, these approaches can only achieve angle-dependent secure transmission. This paper presents an…

信号处理 · 电气工程与系统科学 2024-07-19 Bin Qiu , Wenchi Cheng , Wei Zhang

As investigations on physical layer security evolve from point-to-point systems to multi-user scenarios, multi-user interference (MUI) is introduced and becomes an unavoidable issue. Different from treating MUI totally as noise in…

信息论 · 计算机科学 2022-03-07 Huiyun Xia , Yijie Mao , Bruno Clerckx , Xiaokang Zhou , Shuai Han , Cheng Li

In this paper, to fully exploit the performance gains from moveable antennas (MAs) and reconfigurable intelligent surface (RIS), a RIS-aided directional modulation \textcolor{blue}{(DM)} network with movable antenna at base station (BS) is…

信号处理 · 电气工程与系统科学 2025-04-11 Maolin Li , Jingdie Xin , Feng Shu , Xuehui Wang , Yongpeng Wu , Cunhua Pan

This work proposes a novel approach to reinforce localization security in wireless networks in the presence of malicious nodes that are able to manipulate (spoof) radio measurements. It substitutes the original measurement model by another…

信号处理 · 电气工程与系统科学 2025-04-01 Slavisa Tomic , Marko Beko , Yakubu Tsado , Bamidele Adebisi , Abiola Oladipo

Recently, three useful secrecy metrics based on the partial secrecy regime were proposed to analyze secure transmissions on wireless systems over quasi-static fading channels, namely: generalized secrecy outage probability, average…

信号处理 · 电气工程与系统科学 2020-04-14 Diana P. M. Osorio , Hirley Alves , Edgar E. B. Olivo

In this paper, collaborative use of relays to form a beamforming system and provide physical-layer security is investigated. In particular, amplify-and-forward (AF) relay beamforming designs under total and individual relay power…

信息论 · 计算机科学 2015-03-14 Junwei Zhang , Mustafa Cenk Gursoy

Continuous aperture array (CAPA) is considered a promising technology for 6G networks, offering the potential to fully exploit spatial DoFs and achieve the theoretical limits of channel capacity. This paper investigates the performance gain…

信号处理 · 电气工程与系统科学 2025-02-27 Mingjun Sun , Chongjun Ouyang , Zhaolin Wang , Shaochuan Wu , Yuanwei Liu

In this paper, we present a Symbolic Reinforcement Learning (SRL) based architecture for safety control of Radio Access Network (RAN) applications. In particular, we provide a purely automated procedure in which a user can specify…