English
Related papers

Related papers: Low-Cost GNSS Anti-Jamming Through 2-Bit Phase Shi…

200 papers

Beamformers often trade off white noise gain against the ability to suppress interferers. With distributed microphone arrays, this trade-off becomes crucial as different arrays capture vastly different magnitude and phase differences for…

Sound · Computer Science 2025-07-09 Manan Mittal , Ryan M. Corey , Andrew C. Singer

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) has emerged as a promising technology to realize full-space coverage and boost spectral efficiency in next-generation wireless networks. Yet, the joint…

Signal Processing · Electrical Eng. & Systems 2025-12-23 Dongdong Yang , Bin Li , Jiguang He , Yicheng Yan , Xiaoyu Zhang , Chongwen Huang

All applications in fifth-generation (5G) networks rely on stable radio-frequency (RF) environments to support mission-critical services in mobility, automation, and connected intelligence. Their exposure to intentional interference or…

Signal Processing · Electrical Eng. & Systems 2026-03-10 Vojtech Halenka , Mohammadreza Amini , Per-Arne Andersen , Ole-Christoffer Granmo , Burak Kantarci

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

Hybrid analog and digital (HAD) beamforming has been recently receiving considerable deserved attention for a practical implementation on the large-scale antenna systems. As compared to full digital beamforming, partial-connected HAD…

Information Theory · Computer Science 2018-11-06 Mohammed A. Almagboul , Feng Shu , Yaolu Qin , Xiaobo Zhou , Jin Wang , Yuwen Qian , Kingsley Jun Zou

The problem of quality of service (QoS) and jamming-aware communications is considered in an adversarial wireless network subject to external eavesdropping and jamming attacks. To ensure robust communication against jamming, an…

Networking and Internet Architecture · Computer Science 2019-10-15 Nof Abuzainab , Tugba Erpek , Kemal Davaslioglu , Yalin E. Sagduyu , Yi Shi , Sharon J. Mackey , Mitesh Patel , Frank Panettieri , Muhammad A. Qureshi , Volkan Isler , Aylin Yener

Providing quality communications under adversarial electronic attacks, e.g., broadband jamming attacks, is a challenging task. Unlike state-of-the-art approaches which treat jamming signals as destructive interference, this paper presents a…

Information Theory · Computer Science 2022-09-07 Jianhui Ma , Qiang Li , Zilong Liu , Linsong Du , Hongyang Chen , Nirwan Ansari

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

In this paper, we study the joint detection and angle estimation problem for beamspace multiple-input multiple-output (MIMO) systems with multiple random jamming targets. An iterative low-complexity generalized likelihood ratio test (GLRT)…

Signal Processing · Electrical Eng. & Systems 2025-01-10 Pengguang Du , Cheng Zhang , Changwei Zhang , Zhilei Zhang , Yongming Huang

Quantization-aware training (QAT) is an effective method to drastically reduce the memory footprint of LLMs while keeping performance degradation at an acceptable level. However, the optimal choice of quantization format and bit-width…

Machine Learning · Computer Science 2026-02-18 Sohir Maskey , Constantin Eichenberg , Johannes Messner , Douglas Orr

We use energies and forces predicted within response operator based quantum machine learning (OQML) to perform geometry optimization and transition state search calculations with legacy optimizers. For randomly sampled initial coordinates…

Chemical Physics · Physics 2022-07-25 S. Heinen , G. F. von Rudorff , O. A. von Lilienfeld

This paper proposes a novel network framework of intelligent reflecting surface (IRS)-assisted simultaneous wireless information and power transfer (SWIPT) non-orthogonal multiple access (NOMA) networks, where IRS is used to enhance the…

Information Theory · Computer Science 2021-05-17 Zhendong Li , Wen Chen , Qingqing Wu , Kunlun Wang , Jun Li

In reconfigurable intelligent surface (RIS) aided millimeter-wave (mmWave) communication systems, in order to overcome the limitation of the conventional channel state information (CSI) acquisition techniques, this paper proposes a location…

Information Theory · Computer Science 2024-10-28 Zhe Xing , Rui Wang , Xiaojun Yuan , Jun Wu

In this paper, an experimental analysis of the phase noise in an OFDM ARoF setup at 25 GHzfor beyond 5G is presented. The configuration of the setup allows to gradually scale the final phase noise level of the system. Moreover, an OFDM…

Signal Processing · Electrical Eng. & Systems 2021-09-16 Javier Pérez Santacruz , Simon Rommel , Antonio Jurado Navas , Ulf Johannsen , Idelfonso Tafur Monroy

This work gives a blind beamforming strategy for intelligent reflecting surface (IRS), aiming to boost the received signal-to-noise ratio (SNR) by coordinating phase shifts across reflective elements in the absence of channel information.…

Information Theory · Computer Science 2022-11-04 Shuyi Ren , Kaiming Shen , Yaowen Zhang , Xin Li , Xin Chen , Zhi-Quan Luo

Quantum secure communication provides a new way for protecting the security of information. As an important component of quantum secure communication, remote state preparation (RSP) can securely transmit a quantum state from a sender to a…

Quantum Physics · Physics 2018-10-09 Ming-Ming Wang , Zhi-Guo Qu

GNSS receivers are vulnerable to jamming and spoofing attacks, and numerous such incidents have been reported worldwide in the last decade. It is important to detect attacks fast and localize attackers, which can be hard if not impossible…

Signal Processing · Electrical Eng. & Systems 2022-05-02 Glädje Karl Olsson , Erik Axell , Erik G. Larsson , Panos Papadimitratos

Millimeter wave (mmWave) communication with large antenna arrays is a promising technique to enable extremely high data rates due to the large available bandwidth in mmWave frequency bands. In addition, given the knowledge of an optimal…

Information Theory · Computer Science 2019-09-05 Sung-En Chiu , Nancy Ronquillo , Tara Javidi

Hybrid beamforming is an attractive solution to build cost-effective and energy-efficient transceivers for millimeter-wave and terahertz systems. However, conventional hybrid beamforming techniques rely on analog components that generate a…

Information Theory · Computer Science 2023-12-20 Vishnu V. Ratnam , Jianhua Mo , Ahmad AlAmmouri , Boon L. Ng , Jianzhong , Zhang , Andreas F. Molisch

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…

Machine Learning · Computer Science 2022-12-26 Ali Pourranjbar , Georges Kaddoum , Walid Saad
‹ Prev 1 3 4 5 6 7 10 Next ›