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We propose a novel approach for mitigating radio frequency interference (RFI) signals in radio data using the latest advances in deep learning. We employ a special type of Convolutional Neural Network, the U-Net, that enables the…

Instrumentation and Methods for Astrophysics · Physics 2017-01-16 Joel Akeret , Chihway Chang , Aurelien Lucchi , Alexandre Refregier

Wireless Sensor Networks (WSN) is an emerging technology now-a-days and has a wide range of applications such as battlefield surveillance, traffic surveillance, forest fire detection, flood detection etc. But wireless sensor networks are…

Cryptography and Security · Computer Science 2014-07-16 Deepali Virmani , Ankita Soni , Shringarica Chandel , Manas Hemrajani

Accurate asset localization holds paramount importance across various industries, ranging from transportation management to search and rescue operations. In scenarios where traditional positioning equations cannot be adequately solved due…

Signal Processing · Electrical Eng. & Systems 2024-07-08 Alejandro Gonzalez-Garrido , Jorge Querol , Henk Wymeersch , Symeon Chatzinotas

Wireless Sensor Networks (WSNs) are currently used in different industrial and consumer applications, such as earth monitoring, health related applications, natural disaster prevention, and many other areas. Security is one of the major…

Cryptography and Security · Computer Science 2014-01-13 Y. Maleh , A. Ezzati

Studying the universe through radio telescope observation is crucial. However, radio telescopes capture not only signals from the universe but also various interfering signals, known as Radio Frequency Interference (RFI). The presence of…

Instrumentation and Methods for Astrophysics · Physics 2024-04-02 Fei Gu , Longfei Hao , Bo Liang , Song Feng , Shoulin Wei , Wei Dai , Yonghua Xu , Zhixuan Li , Yihang Dao

Radio Frequency Interference (RFI) poses a significant challenge in radio astronomy, arising from terrestrial and celestial sources, disrupting observations conducted by radio telescopes. Addressing RFI involves intricate heuristic…

Neural and Evolutionary Computing · Computer Science 2024-12-09 Nicholas J. Pritchard , Andreas Wicenec , Mohammed Bennamoun , Richard Dodson

Global Navigation Satellite System (GNSS) spoofing and jamming threaten maritime navigation by corrupting positions from Automatic Identification System (AIS) transponders. Crucially, raw AIS messages contain communication-layer defects…

Cryptography and Security · Computer Science 2026-03-13 Sanghyeon Park , DeukJae Cho , Pyo-Woong Son

Radio Frequency Interference (RFI), the presence of artificial and/or terrestrial signals in astronomical data, poses a great challenge to the search for pulsars and radio transients, such as Rotating Radio Transients (RRATs) and Fast Radio…

Instrumentation and Methods for Astrophysics · Physics 2026-01-15 R. S. Hombal , L. Levin , B. W. Stappers , M. Droog , A. Karastergiou , D. Lumbaa , M. B. Mickaliger , A. Naidu , K. M. Rajwade , J. Sepulveda , B. Shaw , S. Singh , T. Prabu

The recent commercial trends towards using smaller dish antennas for satellite receivers, and the growing density of broadcasting satellites, necessitate the application of robust adjacent satellite interference (ASI) cancellation schemes.…

Information Theory · Computer Science 2014-04-29 Zohair Abu-Shaban , Hani Mehrpouyan , Bhavani Shankar M. R. , Bjorn Ottersten

This paper introduces a method to reduce interference in OFDM radar systems through the use of reconfigurable intelligent surfaces (RIS). The method involves adjusting the RIS elements to diminish interference effects and improve the…

Signal Processing · Electrical Eng. & Systems 2025-02-21 Ali Parchekani , Milad Johnny , Shahrokh Valaee

Interference Management is a vast topic present in many disciplines. The majority of wireless standards suffer the drawback of interference intrusion and the network efficiency drop due to that. Traditionally, interference management has…

Signal Processing · Electrical Eng. & Systems 2019-06-10 Pol Henarejos , Miguel Ángel Vázquez , Ana Isabel Pérez-Neira

The transition toward cognitive global navigation satellite system (GNSS) receivers requires accurate interference classification to trigger adaptive mitigation strategies. However, conventional methods relying on Time-Frequency Analysis…

Signal Processing · Electrical Eng. & Systems 2026-02-03 Zhihan Zeng , Hongyuan Shu , Kaihe Wang , Lu Chen , Amir Hussian , Yanjun Huang , Junchu Zhao , Yue Xiu , Zhongpei Zhang

Radio frequency interference (RFI) is the principal factor limiting the sensitivities of radio telescopes, particularly at frequencies below 1 GHz. I present a conceptually new approach to mitigation of RFI in interferometric data. This has…

Instrumentation and Methods for Astrophysics · Physics 2011-02-11 Ramana Athreya

Jamming devices disrupt signals from the global navigation satellite system (GNSS) and pose a significant threat, as they compromise the robustness of accurate positioning. The detection of anomalies within frequency snapshots is crucial to…

Artificial Intelligence · Computer Science 2025-07-08 Lucas Heublein , Tobias Feigl , Thorsten Nowak , Alexander Rügamer , Christopher Mutschler , Felix Ott

Active Radio Frequency Interference (RFI) mitigation becomes a necessity for radio astronomy. The solution commonly applied by the community consists in monitoring the statistics of the received signal, and flag out the detected corrupted…

Signal Processing · Electrical Eng. & Systems 2018-09-12 Gregory Hellbourg

In this study, we investigate the use of intelligent reflecting surfaces (IRSs) in multi-operator communication systems for 6G networks, focusing on sustainable and efficient resource management. This research is motivated by two critical…

Information Theory · Computer Science 2025-11-10 Hiroaki Hashida , Yuichi Kawamoto , Nei Kato

In this paper, we propose to utilize intelligent reflecting surfaces (IRSs) for enhancing the physical layer security of wireless communications systems. In particular, an IRS-assisted secure wireless system is considered, where a…

Information Theory · Computer Science 2020-02-26 Xianghao Yu , Dongfang Xu , Robert Schober

Intelligent reflecting surfaces (IRSs) tune wireless environments to increase spectrum and energy efficiencies. In view of much recent attention to the IRS concept as a promising technology for 6G wireless communications, we present a…

Signal Processing · Electrical Eng. & Systems 2019-11-05 Jun Zhao

Excess transient noise artifacts, or glitches impact the data quality of ground-based gravitational-wave (GW) detectors and impair the detection of signals produced by astrophysical sources. Mitigation of glitches is crucial for improving…

General Relativity and Quantum Cosmology · Physics 2021-07-09 Kentaro Mogushi

The vulnerability of the Global Positioning System (GPS) against spoofing is known for quite some time. Also, the positioning and navigation of most semi-autonomous and autonomous drones are dependent on Global Navigation Satellite System…

Cryptography and Security · Computer Science 2022-06-22 M. Surendra Kumar , Gaurav S. Kasbekar , Arnab Maity
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