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Integrated sensing and communication (ISAC) has recently been considered as a promising approach to save spectrum resources and reduce hardware cost. Meanwhile, as information security becomes increasingly more critical issue, government…

Signal Processing · Electrical Eng. & Systems 2023-02-15 Mianyi Zhang , Yinghui He , Yunlong Cai , Guanding Yu , Naofal Al-Dhahir

We address the problem of robust state estimation of a class of discrete-time nonlinear systems with positive-slope nonlinearities when the sensors are corrupted by (potentially unbounded) attack signals and bounded measurement noise. We…

Signal Processing · Electrical Eng. & Systems 2018-09-21 Tianci Yang , Carlos Murguia , Margreta Kuijper , Dragan Nešić

By adding users as a new dimension to connectivity, on-body Internet-of-Things (IoT) devices have gained considerable momentum in recent years, while raising serious privacy and safety issues. Existing approaches to authenticate these…

Cryptography and Security · Computer Science 2020-05-25 Yong Huang , Wei Wang , Hao Wang , Tao Jiang , Qian Zhang

Radio astronomy observational facilities are under constant upgradation and development to achieve better capabilities including increasing the time and frequency resolutions of the recorded data, and increasing the receiving and recording…

Instrumentation and Methods for Astrophysics · Physics 2017-11-07 Tao An , Xiao Chen , P. Mohan , Bao-Qiang Lao

Sensors are key components enabling various applications, e.g., home intrusion detection and environmental monitoring. While various software defenses and physical protections are used to prevent sensor manipulation, this paper introduces a…

Signal Processing · Electrical Eng. & Systems 2024-12-25 Yan Jiang , Xiaoyu Ji , Yancheng Jiang , Kai Wang , Chenren Xu , Wenyuan Xu

The utilization of radio frequency (RF) signals for wireless sensing has garnered increasing attention. However, the radio environment is unpredictable and often unfavorable, the sensing accuracy of traditional RF sensing methods is often…

Signal Processing · Electrical Eng. & Systems 2025-08-08 Zhaowei Wang , Yunsong Huang , Weicheng Liu , Hui-Ming Wang

Lately, Wireless Sensor Networks (WSNs) have become an emerging technology and can be utilized in some crucial circumstances like battlegrounds, commercial applications, habitat observing, buildings, smart homes, traffic surveillance and…

Networking and Internet Architecture · Computer Science 2017-02-24 Furrakh Shahzad , Maruf Pasha , Arslan Ahmad

Human motion in the vicinity of a wireless link causes variations in the link received signal strength (RSS). Device-free localization (DFL) systems, such as variance-based radio tomographic imaging (VRTI), use these RSS variations in a…

Networking and Internet Architecture · Computer Science 2011-10-10 Yang Zhao , Neal Patwari

The received signal strength (RSS) based technique is extensively utilized for localization in the indoor environments. Since the RSS values of neighboring locations may be similar, the localization accuracy of the RSS based technique is…

Signal Processing · Electrical Eng. & Systems 2023-03-27 Haobo Zhang , Hongliang Zhang , Boya Di , Kaigui Bian , Zhu Han , Lingyang Song

Analog electrical elements such as mixers, filters, transfer oscillators, isolating buffers, dividers, and even transmission lines contribute technical noise and unwanted environmental coupling in time and frequency measurements. Software…

Instrumentation and Detectors · Physics 2016-08-06 Jeff A. Sherman , Robert Jördens

The potential of Reconfigurable Intelligent Surfaces (RISs) for energy-efficient and performance-boosted wireless communications is recently gaining remarkable research attention, motivating their consideration for various $5$-th Generation…

Information Theory · Computer Science 2022-12-06 George C. Alexandropoulos , Konstantinos D. Katsanos , Miaowen Wen , Daniel B. da Costa

The increasing use of the Internet of Things raises security concerns. To address this, device fingerprinting is often employed to authenticate devices, detect adversaries, and identify eavesdroppers in an environment. This requires the…

Cryptography and Security · Computer Science 2025-12-23 Justin Feng , Amirmohammad Haddad , Nader Sehatbakhsh

The low-power radio technologies open up many opportunities to facilitate Internet-of-Things (IoT) into our daily life, while their minimalist design also makes IoT devices vulnerable to many active attacks. Recent advances use an antenna…

Cryptography and Security · Computer Science 2021-06-01 Zhiqing Luo , Wei Wang , Qianyi Huang , Tao Jiang , Qian Zhang

Smartphone motion sensors provide a concealed mechanism for eavesdropping on acoustic information, like touchtones, emitted by a device. Eavesdropping on touchtones exposes credit card information, banking pins, and social security card…

Cryptography and Security · Computer Science 2021-09-29 Connor Bolton , Yan Long , Jun Han , Josiah Hester , Kevin Fu

In order to investigate the speed of gravitational signals travelling in air or through a different medium two experiments were designed. One of the experiments contains 2 masses rotating at very high speed and in the other experiment a…

Instrumentation and Detectors · Physics 2022-05-02 Carlos Frajuca , Fabio da Silva Bortoli , Nadja Simão Magalhaes

The paper proposes an efficient, robust, and reconfigurable technique to suppress various types of noises for any sampling rate. The theoretical analyses, subjective and objective test results show that the proposed noise suppression (NS)…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-30 Jun Yang , Joshua Bingham

We describe a method to enhance the sensitivity of precision measurements that takes advantage of a quantum sensor's environment to amplify its response to weak external perturbations. An individual qubit is used to sense the dynamics of…

Quantum Physics · Physics 2013-05-29 G. Goldstein , P. Cappellaro , J. R. Maze , J. S. Hodges , L. Jiang , A. S. Sørensen , M. D. Lukin

The vast majority of today's critical infrastructure is supported by numerous feedback control loops and an attack on these control loops can have disastrous consequences. This is a major concern since modern control systems are becoming…

Optimization and Control · Mathematics 2014-12-23 Hamza Fawzi , Paulo Tabuada , Suhas Diggavi

In this paper, we introduce Internet Photonic Sensing (IPS), a new framework for deformation and vibration measurement and monitoring based on signals that are available from standard fiber optic communication hardware deployed in the…

Signal Processing · Electrical Eng. & Systems 2020-09-30 Shreeshrita Patnaik , Paul Barford , Dante Fratta , Bill Jensen , Neal Lord , Matt Malloy , Herb Wang

A system's internal dynamics and its interaction with the environment can be determined by tracking how external perturbations affect its transition rates between states. Quantitative measurements of these rates are crucial for optimizing…