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Wireless systems must be resilient to jamming attacks. Existing mitigation methods based on multi-antenna processing require knowledge of the jammer's transmit characteristics that may be difficult to acquire, especially for smart jammers…

Information Theory · Computer Science 2023-04-12 Gian Marti , Torben Kölle , Christoph Studer

MIMO processing enables jammer mitigation through spatial filtering, provided that the receiver knows the spatial signature of the jammer interference. Estimating this signature is easy for barrage jammers that transmit continuously and…

Information Theory · Computer Science 2023-12-11 Gian Marti , Christoph Studer

Multi-antenna processing enables jammer mitigation through spatial filtering, provided that the receiver knows the spatial signature of the jammer interference. Estimating this signature is easy for barrage jammers that transmit…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Gian Marti , Christoph Studer

In this paper, we consider how the uplink transmission of a spatially correlated massive multiple-input multiple-output (MIMO) system can be protected from a jamming attack. To suppress the jamming, we propose a novel framework including a…

Information Theory · Computer Science 2020-03-02 Hossein Akhlaghpasand , Emil Björnson , S. Mohammad Razavizadeh

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

Information Theory · Computer Science 2023-02-10 Gian Marti , Christoph Studer

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…

Signal Processing · Electrical Eng. & Systems 2025-10-03 Gian Marti , Christoph Studer

Wireless systems must be resilient to jamming attacks. Existing mitigation methods require knowledge of the jammer's transmit characteristics. However, this knowledge may be difficult to acquire, especially for smart jammers that attack…

Information Theory · Computer Science 2022-01-24 Gian Marti , Christoph Studer

We consider uplink transmission of a massive multi-user multiple-input multiple-output (MU-MIMO) system in the presence of a smart jammer. The jammer aims to degrade the sum spectral efficiency of the legitimate system by attacking both the…

Information Theory · Computer Science 2015-11-16 Hessam Pirzadeh , S. Mohammad Razavizadeh , Emil Björnson

For mission-critical massive machine-type communications (mMTC) applications, the messages are required to be delivered in real-time. However, due to the weak security protection capabilities of the low-cost and low-complexity machine-type…

Cryptography and Security · Computer Science 2023-01-04 Shao-Di Wang , Hui-Ming Wang , Zhetao Li , Victor C. M. Leung

In this paper, we propose a framework for protecting the uplink transmission of a massive multiple-input multiple-output (mMIMO) system from a jamming attack. Our framework includes a novel minimum mean-squared error based jamming…

Information Theory · Computer Science 2019-02-20 Hossein Akhlaghpasand , Emil Björnson , S. Mohammad Razavizadeh

We design a jamming-resistant receiver scheme to enhance the robustness of a massive MIMO uplink system against jamming. We assume that a jammer attacks the system both in the pilot and data transmission phases. The key feature of the…

Information Theory · Computer Science 2017-03-01 Tan Tai Do , Emil Björnson , Erik G. Larsson , S. Mohammad Razavizadeh

We address the resilience of future 6G MIMO communications by considering an uplink scenario where multiple legitimate transmitters try to communicate with a base station in the presence of an adversarial jammer. The jammer possesses full…

Signal Processing · Electrical Eng. & Systems 2023-02-15 Vlad C. Andrei , Xinyang Li , Ullrich J. Mönich , Holger Boche

This letter proposes anti-jamming strategies based on pilot retransmission for a single user uplink massive MIMO under jamming attack. A jammer is assumed to attack the system both in the training and data transmission phases. We first…

Information Theory · Computer Science 2016-11-28 Tan Tai Do , Hien Quoc Ngo , Trung Q. Duong , Tobias J. Oechtering , Mikael Skoglund

Designing robust architectures that can mitigate sophisticated attacks is now a key priority for modern wireless systems. This paper investigates a single-cell bistatic integrated sensing and communication (ISAC) network facing simultaneous…

Signal Processing · Electrical Eng. & Systems 2026-04-16 Radwa Sultan

We present the first single-input multiple-output (SIMO) receiver ASIC that jointly performs jammer mitigation, channel estimation, and data detection. The ASIC implements a recent algorithm called siMultaneous mitigAtion, Estimation, and…

Hardware Architecture · Computer Science 2025-11-27 Jonas Elmiger , Fabian Stuber , Oscar Castañeda , Gian Marti , Christoph Studer

In this paper, we study the problem of physical layer security in the uplink of millimeter-wave massive multiple-input multiple-output (MIMO) networks and propose a jamming detection and suppression method. The proposed method is based on…

Information Theory · Computer Science 2021-04-06 Saeed Bagherinejad1 , S. Mohammad Razavizadeh

With the advent of intelligent jammers, jamming attacks have become a more severe threat to the performance of wireless systems. An intelligent jammer is able to change its policy to minimize the probability of being traced by legitimate…

Cryptography and Security · Computer Science 2021-12-22 Ali Pourranjbar , Georges Kaddoum , Walid Saad

Wireless communication infrastructure is a cornerstone of modern digital society, yet it remains vulnerable to the persistent threat of wireless jamming. Attackers can easily create radio interference to overshadow legitimate signals,…

Cryptography and Security · Computer Science 2024-12-18 Philipp Mackensen , Paul Staat , Stefan Roth , Aydin Sezgin , Christof Paar , Veelasha Moonsamy

In advanced jamming, the adversary intentionally concentrates the available energy budget on specific critical components (e.g., pilot symbols, acknowledgement packets, etc.) to (i) increase the jamming effectiveness, as more targets can be…

Networking and Internet Architecture · Computer Science 2019-04-17 Liyang Zhang , Francesco Restuccia , Tommaso Melodia , Scott M. Pudleswki

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…

Information Theory · Computer Science 2020-12-24 Yifan Wang , Xin Liu , Mei Wang , Yu Yu
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