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相关论文: Anti-jamming beam alignment in millimeter-wave MIM…

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Jamming is a form of the Denial of Service (J-DoS) attack. It is a significant threat that causes malfunction in Unmanned Aerial Vehicle systems, especially when used in hostile environments. The attackers mainly operate in the wireless…

密码学与安全 · 计算机科学 2022-01-13 Pavlo Mykytyn , Marcin Brzozowski , Zoya Dyka , Peter Langendoerfer

This paper presents a robust beam alignment technique for millimeter-wave communications in low signal-to-noise ratio (SNR) environments. The core strategy of our technique is to repeatedly transmit the most probable beam candidates to…

信息论 · 计算机科学 2023-12-05 Jihun Park , Yongjeong Oh , Jaewon Yun , Seonjung Kim , Yo-Seb Jeon

Maintaining reliable millimeter wave (mmWave) connections to many fast-moving mobiles is a key challenge in the theory and practice of 5G systems. In this paper, we develop a new algorithm that can jointly track the beam direction and…

信息论 · 计算机科学 2018-02-14 Jiahui Li , Yin Sun , Limin Xiao , Shidong Zhou , Ashutosh Sabharwal

With the overcrowded sub-6 GHz bands, millimeter wave (mmWave) bands offer a promising alternative for the next generation wireless standard, i.e., 5G. However, the susceptibility of mmWave signals to severe pathloss and shadowing requires…

信号处理 · 电气工程与系统科学 2017-10-13 Solmaz Niknam , Balasubramaniam Natarajan , Reza Barazideh

In this letter, we study an attack that leverages a reconfigurable intelligent surface (RIS) to induce harmful interference toward multiple users in massive multiple-input multiple-output (mMIMO) systems during the data transmission phase.…

信号处理 · 电气工程与系统科学 2024-01-17 Arthur Sousa de Sena , Jacek Kibilda , Nurul Huda Mahmood , André Gomes , Matti Latva-aho

Millimeter wave (mmWave) communication has attracted increasing attention as a promising technology for 5G networks. One of the key architectural features of mmWave is the use of massive antenna arrays at both the transmitter and the…

网络与互联网体系结构 · 计算机科学 2018-10-02 Qing Xue , Xuming Fang , Ming Xiao

Delay alignment modulation (DAM) is a novel wideband communication technique, which exploits the high spatial resolution and multi-path sparsity of millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems to mitigate…

信息论 · 计算机科学 2022-11-15 Xingwei Wang , Haiquan Lu , Yong Zeng

Conventional anti-jamming methods mainly focus on preventing single jammer attacks with an invariant jamming policy or jamming attacks from multiple jammers with similar jamming policies. These anti-jamming methods are ineffective against a…

机器学习 · 计算机科学 2022-12-26 Ali Pourranjbar , Georges Kaddoum , Walid Saad

Emerging wireless communication systems will be characterized by a tight coupling between communication and positioning. This is particularly apparent in millimeter-wave (mm-wave) communications, where devices use a large number of antennas…

信息论 · 计算机科学 2017-05-17 Gabriel E. Garcia , Gonzalo Seco-Granados , Eleftherios Karipidis , Henk Wymeersch

This paper investigates the coexistence between two key enabling technologies for the fifth generation (5G) mobile networks, non-orthogonal multiple access (NOMA) and millimeter-wave (mmWave) communications. Particularly, the application of…

信息论 · 计算机科学 2017-03-17 Z. Ding , P. Fan , H. V. Poor

5G cellular networks are particularly vulnerable against narrowband jammers that target specific control sub-channels in the radio signal. One mitigation approach is to detect such jamming attacks with an online observation system, based on…

信号处理 · 电气工程与系统科学 2024-09-12 Matteo Varotto , Florian Heinrichs , Timo Schuerg , Stefano Tomasin , Stefan Valentin

This letter investigates the problem of providing gigabit wireless access with reliable communication in 5G millimeter-Wave (mmWave) massive multiple-input multiple-output (MIMO) networks. In contrast to the classical network design based…

网络与互联网体系结构 · 计算机科学 2019-08-16 Trung Kien Vu , Mehdi Bennis , Merouane Debbah , Matti Latva-aho , Choong Seon Hong

Millimeter wave (mmWave) communications have been postulated as one of the most disruptive technologies for future 5G systems. Among mmWave bands the 60-GHz radio technology is specially suited for ultradense small cells and mobile data…

网络与互联网体系结构 · 计算机科学 2016-05-19 Cristina Perfecto , Javier Del Ser , Muhammad Ikram Ashraf , Miren Nekane Bilbao , Mehdi Bennis

Most of the current anti-jamming algorithms for wireless communications only consider how to avoid jamming attacks, but ignore that the communication waveform or frequency action may be obtained by the jammers. Although existing…

信息论 · 计算机科学 2020-12-24 Yifan Wang , Xin Liu , Mei Wang , Yu Yu

This paper aims to realize a new multiple access technique based on recently proposed millimeter-wave reconfigurable antenna architectures. To this end, first we show that integration of the existing reconfigurable antenna systems with the…

信息论 · 计算机科学 2018-03-28 Mojtaba Ahmadi Almasi , Hani Mehrpouyan , David Matolak , Cunhua Pan , Maged Elkashlan

Multi-antenna (or MIMO) processing is a promising solution to the problem of jammer mitigation. Existing methods mitigate the jammer based on an estimate of its spatial signature that is acquired through a dedicated training phase. This…

信号处理 · 电气工程与系统科学 2025-10-03 Gian Marti , Christoph Studer

The aim of this work is to propose new approaches for maximizing the energy efficiency of downlink 5G mobile communication systems, in the presence of a reactive jammer. The concepts of non-orthogonal multiple access (NOMA) and distributed…

信号处理 · 电气工程与系统科学 2019-03-28 Joumana Farah , Jacques Akiki , Eric Pierre Simon

Deep learning provides powerful means to learn from spectrum data and solve complex tasks in 5G and beyond such as beam selection for initial access (IA) in mmWave communications. To establish the IA between the base station (e.g., gNodeB)…

信号处理 · 电气工程与系统科学 2021-03-26 Brian Kim , Yalin E. Sagduyu , Tugba Erpek , Sennur Ulukus

Malicious attacks such as jamming can cause significant disruption or complete denial of service (DoS) to wireless communication protocols. Moreover, jamming devices are getting smarter, making them difficult to detect. Forward error…

The potential of the millimeter wave (mmWave) band in meeting the ever growing demand for high data rate and capacity in emerging fifth generation (5G) wireless networks is well-established. Since mmWave systems are expected to use highly…

信号处理 · 电气工程与系统科学 2017-10-13 Solmaz Niknam , Balasubramaniam Natarajan , Hani Mehrpouyan