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Related papers: CFAR-Based Interference Mitigation for FMCW Automo…

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Frequency modulated continuous wave (FMCW) radar is emerging as a trendy radar system for synthetic aperture radar (SAR). This letter proposes a novel method for the extraction of the SAR image with the FMCW radar. The proposed method can…

Signal Processing · Electrical Eng. & Systems 2020-10-01 Junhyeong Park , Dae-Hwan Jung , Seong-Ook Park

Frequency-modulated continuous wave (FMCW) radar with inter-chirp coding produces high side-lobes in the Doppler and range dimensions of the radar's ambiguity function. The high side-lobes may cause miss-detection due to masking between…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Zahra Esmaeilbeig , Arindam Bose , Mojtaba Soltanalian

In this paper, we address the limitations of traditional constant false alarm rate (CFAR) target detectors in automotive radars, particularly in complex urban environments with multiple objects that appear as extended targets. We propose a…

Signal Processing · Electrical Eng. & Systems 2024-06-18 Ignacio Roldan , Andras Palffy , Julian F. P. Kooij , Dariu M. Gavrila , Francesco Fioranelli , Alexander Yarovoy

Dynamic target detection using FMCW waveform is challenging in the presence of interference for different radar applications. Degradation in SNR is irreparable and interference is difficult to mitigate in time and frequency domain. In this…

Information Theory · Computer Science 2022-04-06 Robin Amar , Mohammad Alaee-Kerahroodi , Prabhu Babu , Bhavani Shankar M. R

With its small size, low cost and all-weather operation, millimeter-wave radar can accurately measure the distance, azimuth and radial velocity of a target compared to other traffic sensors. However, in practice, millimeter-wave radars are…

Signal Processing · Electrical Eng. & Systems 2023-07-19 Lulu Liu , Runwei Guan , Fei Ma , Jeremy Smith , Yutao Yue

We propose a coordinated FMCW-OFDM (Co-FMCW-OFDM) system that enables integrated sensing and communication (ISAC) by allowing sensing and communication to share the same RF front end, antennas, and spectral resources. In the proposed ISAC…

Information Theory · Computer Science 2025-10-01 Yuhong Wang , Yonghong Zeng , Sumei Sun , Xiaojuan Zhang

With the rapid development of radar jamming systems, especially digital radio frequency memory (DRFM), the electromagnetic environment has become increasingly complex. In recent years, most existing studies have focused solely on either…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Huake Wang , Xudong Han , Bairui Cai , Guisheng Liao , Yinghui Quan

Multiple-input multiple-output (MIMO) radar has several advantages with respect to the traditional radar array systems in terms of performance and flexibility. However, in order to achieve high angular resolution, a MIMO radar requires a…

Signal Processing · Electrical Eng. & Systems 2023-03-01 Himali Singh , Arpan Chattopadhyay

One of the challenges in spaceborne synthetic aperture radar (SAR) is modeling and mitigating radio frequency interference (RFI) artifacts in SAR imagery. Linear frequency modulated (LFM) signals have been commonly used for characterizing…

Image and Video Processing · Electrical Eng. & Systems 2025-09-24 Dehui Yang , Feng Xi , Qihao Cao , Huizhang Yang

The integrated sensing and communication (ISAC) technique is regarded as a key component in future vehicular applications. In this paper, we propose an ISAC solution that integrates Long Range (LoRa) modulation with frequency-modulated…

Signal Processing · Electrical Eng. & Systems 2025-10-20 Yi Tao , Ziwei Wan , Zhuoran Li , Zhen Gao , Gaojie Chen , Rui Na

When interference affecting various communication and sensor systems contains clearly identifiable outliers (e.g. an impulsive component), it can be efficiently mitigated in real time by intermittently nonlinear filters developed in our…

Signal Processing · Electrical Eng. & Systems 2019-06-05 Alexei V. Nikitin , Ruslan L. Davidchack

This paper explores the deployment of mm-wave Frequency Modulated Continuous Wave (FMCW) radar for vital sign detection across multiple scenarios. We focus on overcoming the limitations of traditional sensing methods by enhancing signal…

Signal Processing · Electrical Eng. & Systems 2025-08-29 Ehsan Sadeghi , Paul Havinga

Denoising autoencoders for signal processing applications have been shown to experience significant difficulty in learning to reconstruct radio frequency communication signals, particularly in the large sample regime. In communication…

Signal Processing · Electrical Eng. & Systems 2024-10-07 Samuel B. Brown , Stephen Young , Adam Wagenknecht , Daniel Jakubisin , Charles E. Thornton , Aaron Orndorff , William C. Headley

In this study, a novel transmission scheme is proposed to serve radar-sensing and communication objectives at the same time and allocated bandwidth. The proposed transmitted frame non-orthogonally superimposes two different waveforms, which…

Signal Processing · Electrical Eng. & Systems 2020-07-14 Mehmet Mert Sahin , Huseyin Arslan

Millimeter wave radars are popularly used in last-mile radar-based defense systems. Detection of low-altitude airborne target using these radars at low-grazing angles is an important problem in the field of electronic warfare, which becomes…

Signal Processing · Electrical Eng. & Systems 2019-02-15 Martins Ezuma , Ozgur Ozdemir , Chethan Kumar Anjinappa , Wahab Ali Gulzar , Ismail Guvenc

We present a novel internal calibration framework for Millimeter- Wave (mmWave) Frequency-Modulated Continuous-Wave (FMCW) radars to ensure robust performance under internal temperature variations, tailored for deployment in dense wireless…

Signal Processing · Electrical Eng. & Systems 2025-11-06 Dariush Salami , Nima Bahmani , Hüseyin Yiğitler , Stephan Sigg

Smoothed phase-coded frequency modulated continuous waveform (SPC-FMCW), which is aimed to improve the coexistence of multiple radars operating within the same frequency bandwidth, is studied, and the receiving strategy with a low ADC…

Signal Processing · Electrical Eng. & Systems 2023-01-26 Utku Kumbul , Nikita Petrov , Cicero S. Vaucher , Alexander Yarovoy

With the installation of next-generation phased array feed (PAF) receivers on radio telescopes, there is an urgent need to develop effective and computationally efficient radio frequency interference (RFI) mitigation methods for large-scale…

Instrumentation and Methods for Astrophysics · Physics 2026-01-21 Juntao Bai , Shi Dai , Na Wang , Stefan Osłowski , Shuangqiang Wang , George Hobbs , Jianping Yuan , Wenming Yan , Qijun Zhi , Lunhua Shang , Xin Xu , Shijun Dang , De Zhao

One-bit radar, performing signal sampling and quantization by a one-bit ADC, is a promising technology for many civilian applications due to its low-cost and low-power consumptions. In this paper, problems encountered by one-bit LFMCW radar…

Signal Processing · Electrical Eng. & Systems 2020-09-11 Benzhou Jin , Jiang Zhu , Qihui Wu , Yuhong Zhang , Zhiwei Xu

Frequency modulated continuous wave (FMCW) millimeter-wave (mmWave) radars play a critical role in many of the advanced driver assistance systems (ADAS) featured on today's vehicles. While previous works have demonstrated (only) successful…

Signal Processing · Electrical Eng. & Systems 2023-11-28 David Hunt , Kristen Angell , Zhenzhou Qi , Tingjun Chen , Miroslav Pajic