English
Related papers

Related papers: Target Localization with Jammer Removal Using Freq…

200 papers

We consider capacity maximization in wireless networks under adversarial interference conditions. There are n links, each consisting of a sender and a receiver, which repeatedly try to perform a successful transmission. In each time step,…

Data Structures and Algorithms · Computer Science 2013-07-24 Johannes Dams , Martin Hoefer , Thomas Kesselheim

In the phased-array radar (PAR) signals from each antenna are transmitted at the same carrier frequency, which yields narrowly focused only angle dependent beampattern. In contrast, in the frequency-diverse-array (FDA) radar signals from…

Signal Processing · Electrical Eng. & Systems 2020-06-24 Muhammad Zubair , Sajid Ahmed , Mohamed-Slim Alouini

Beamspace dimensionality reduction, a classical tool in array processing, has been shown in recent work to significantly reduce computational complexity and training overhead for adaptive reception in massive multiuser (MU) MIMO. For sparse…

Signal Processing · Electrical Eng. & Systems 2025-12-09 Canan Cebeci , Oveys Delafrooz Noroozi , Upamanyu Madhow

Multiple-input multiple-output (MIMO) radar offers several performance and flexibility advantages over traditional radar arrays. However, high angular and Doppler resolutions necessitate a large number of antenna elements and the…

Signal Processing · Electrical Eng. & Systems 2025-09-11 Chandrashekhar Rai , Himali Singh , Arpan Chattopadhyay

The motivation of this paper is to introduce a novel framework for the restoration of images corrupted by mixed Gaussian-impulse noise. To this aim, first, an adaptive curvelet thresholding criterion is proposed which tries to adaptively…

Computer Vision and Pattern Recognition · Computer Science 2015-12-29 Nasser Eslahi , Hami Mahdavinataj , Ali Aghagolzadeh

This letter presents a fast reinforcement learning algorithm for anti-jamming communications which chooses previous action with probability $\tau$ and applies $\epsilon$-greedy with probability $(1-\tau)$. A dynamic threshold based on the…

Signal Processing · Electrical Eng. & Systems 2020-02-14 Pei-Gen Ye , Yuan-Gen Wang , Jin Li , Liang Xiao

Large-scale deployment of connected vehicles with cooperative awareness technologies increases the demand for vehicle-to-everything (V2X) communication spectrum in 5.9 GHz that is mainly allocated for the exchange of safety messages. To…

Signal Processing · Electrical Eng. & Systems 2021-09-28 Ceyhun D. Ozkaptan , Eylem Ekici , Chang-Heng Wang , Onur Altintas

This paper considers a low-complexity Gaussian Message Passing Iterative Detection (GMPID) algorithm for Multiple-Input Multiple-Output systems with Non-Orthogonal Multiple Access (MIMO-NOMA), in which a base station with $N_r$ antennas…

Information Theory · Computer Science 2016-07-05 Lei Liu , Chau Yuen , Yong Liang Guan , Ying Li , Chongwen Huang

We propose a simple low-cost technique that enables civil Global Positioning System (GPS) receivers and other civil global navigation satellite system (GNSS) receivers to reliably detect carry-off spoofing and jamming. The technique, which…

Cryptography and Security · Computer Science 2020-03-30 Kyle D. Wesson , Jason N. Gross , Todd E. Humphreys , Brian L. Evans

As a next-generation wireless technology, the in-band full-duplex (IBFD) transmission enables simultaneous transmission and reception of signals over the same frequency, thereby doubling spectral efficiency. Further, a continuous up-scaling…

Information Theory · Computer Science 2024-03-29 Sk Nayemuzzaman , Kumar Vijay Mishra , Jiawei Liu , Mohammad Saquib

Dynamic spectrum access (DSA) benefits from detection and classification of interference sources including in-network users, out-network users, and jammers that may all coexist in a wireless network. We present a deep learning based signal…

Networking and Internet Architecture · Computer Science 2019-09-27 Yi Shi , Kemal Davaslioglu , Yalin E. Sagduyu , William C. Headley , Michael Fowler , Gilbert Green

In many applications, the process of identifying a specific feature of interest often involves testing multiple hypotheses for their joint statistical significance. Examples include mediation analysis which simultaneously examines the…

Methodology · Statistics 2023-05-30 Linsui Deng , Kejun He , Xianyang Zhang

Despite the extensive use of a centralized approach to design receivers at the base station for massive multiple-input multiple-output (M-MIMO) systems, their actual implementation is a major challenge due to several bottlenecks imposed by…

Information Theory · Computer Science 2021-07-26 Victor Croisfelt , Taufik Abrão , Abolfazl Amiri , Elisabeth de Carvalho , Petar Popovski

Radio Frequency fingerprinting enables a passive receiver to recognize and authenticate a transmitter without the need for cryptographic tools. Authentication is achieved by isolating specific features of the transmitted signal that are…

Cryptography and Security · Computer Science 2025-04-03 Muhammad Irfan , Savio Sciancalepore , Gabriele Oligeri

In this paper, we address the problem of target detection in the presence of coherent (or fully correlated) signals, which can be due to multipath propagation effects or electronic attacks by smart jammers. To this end, we formulate the…

Signal Processing · Electrical Eng. & Systems 2021-02-24 Sudan Han , Linjie Yan , Yuxuan Zhang , Pia Addabbo , Chengpeng Hao , Danilo Orlando

Wireless communications are vulnerable against radio frequency (RF) jamming which might be caused either intentionally or unintentionally. A particular subset of wireless networks, vehicular ad-hoc networks (VANET) which incorporate a…

Cryptography and Security · Computer Science 2019-01-01 Dimitrios Kosmanos , Dimitrios Karagiannis , Antonios Argyriou , Spyros Lalis , Leandros Maglaras

This paper analyzes the detection of a M-dimensional useful signal modeled as the output of a M xK MIMO filter driven by a K-dimensional white Gaussian noise, and corrupted by a M-dimensional Gaussian noise with mutually uncorrelated…

Information Theory · Computer Science 2021-09-01 Alexis Rosuel , Philippe Loubaton , Pascal Vallet , Xavier Mestre

In this paper, we investigate joint relay and jammer selection in two-way cooperative networks, consisting of two sources, a number of intermediate nodes, and one eavesdropper, with the constraints of physical layer security. Specifically,…

Information Theory · Computer Science 2011-12-01 Jingchao Chen , Rongqing Zhang , Lingyang Song , Zhu Han , Bingli Jiao

Monitoring interferences to satellite-based navigation systems is of paramount importance in order to reliably operate critical infrastructures, navigation systems, and a variety of applications relying on satellite-based positioning. This…

Signal Processing · Electrical Eng. & Systems 2022-12-19 Andrea Nardin , Tales Imbiriba , Pau Closas

This paper considers the problem of interference control through the use of second-order statistics in massive MIMO multi-cell networks. We consider both the cases of co-located massive arrays and large-scale distributed antenna settings.…

Information Theory · Computer Science 2015-06-17 Haifan Yin , David Gesbert , Laura Cottatellucci
‹ Prev 1 8 9 10 Next ›