Results 81 to 90 of about 7,212 (221)

Processing and Resolution Losses Due to Range Cell Migration—Application to Automotive Radar

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This study analyzes how range cell migration (RCM) affects pulse compression and Doppler processing in high‐resolution radar systems. Theoretical models including RCM effects are developed for both pulse and frequency‐modulated continuous wave (FMCW) radar. Resolution and processing losses are quantified for FMCW, linearly frequency‐modulated (LFM) and
Adrien Grivey   +3 more
wiley   +1 more source

The Role of Millimeter-Waves in the Distance Measurement Accuracy of an FMCW Radar Sensor

open access: yesSensors, 2019
High-accuracy, short-range distance measurement is required in a variety of industrial applications e.g., positioning of robots in a fully automated production process, level measurement of liquids in small containers.
Akanksha Bhutani   +5 more
doaj   +1 more source

Improved Vital Signal Detection Method Based on Multi‐Regions of Interest Joint Enhancement for 4D Through‐Wall Imaging Radar

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
Aiming at the problem of a low signal‐to‐noise ratio (SNR) and micro‐motion interference of vital signal behind obstacles, this paper proposes a vital signal detection method based on multiple regions of interest (multi‐ROI) joint enhancement for 4D TWIR.
Kun Yan   +8 more
wiley   +1 more source

Research on Frequency Modulated Continuous Wave (FMCW) Lidar Equation Based on Optical Mixing

open access: yesApplied Sciences
Frequency Modulated Continuous Wave (FMCW) lidar exhibits excellent anti-interference capabilities and efficient range and velocity measurement performance. Operating range is a crucial metric for FMCW lidar systems.
Bowen Yang, Chunsheng Sun, Jingbo Sun
doaj   +1 more source

Impact of Common Indoor Materials on 77–81 GHz mmWave Radar Performance: Signal Behaviour, Attenuation and Reflection Characteristics

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This paper investigates the impact of common indoor materials on mmWave radar signal behaviour at 77–81 GHz. Experimental results quantify material‐dependent attenuation and reflection effects under line‐of‐sight and non‐line‐of‐sight scenarios, providing actionable guidance for radar deployment and indoor sensing applications.
Mashal Al Bimani   +2 more
wiley   +1 more source

RadMoist: Physics‐Guided Features and Hybrid Edge Inference for mmWave Soil‐Moisture Sensing in IoT Systems

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This study presents RadMoist, a fully contactless framework that estimates volumetric water content with a single low‐cost 77 GHz FMCW radar (TI IWR1443BOOST, 4 GHz sweep and 3.8 cm range resolution). Beyond conventional surface amplitude and time of flight (ToF), RadMoist introduces three physics‐guided indices: Microangular backscatter slope ($\mu ...
Zubair Sharif   +4 more
wiley   +1 more source

Joint MobileViT and Knowledge Distillation Network for Hand Gesture Recognition via mmWave Radar

open access: yesIET Signal Processing, Volume 2026, Issue 1, 2026.
Hand gesture recognition using mmWave radar has emerged as a promising technology for human–computer interaction (HCI), smart home systems, and the Internet of Things (IoT). However, the practical application of this technology is often constrained by the high computational complexity and significant storage demands of contemporary deep neural networks,
Xiangqun Zhang   +6 more
wiley   +1 more source

Range resolution improvement of FMCW radars [PDF]

open access: yes, 2007
Frequency Modulated Continuous Wave (FMCW) radar has wide application areas in both civil and military use. The range resolution is a critical concept for these FMCW radars as for the other radar types.
SİNAN KURT
core  

Proposal of multiple access FMCW radar for inter-radar interference avoidance

open access: yesThe Journal of Engineering, 2019
Inter-radar interference will be a crucial problem when a number of frequency modulated continuous wave (FMCW) radars are densely deployed in future, since it can cause miss detection and false detection of the target due to wideband interference and ...
Mikihiro Kurosawa   +5 more
doaj   +1 more source

Compound‐Eye RF Vision for Next‐Generation Biomedical and Human‐Centred Radar Sensing

open access: yesThe Journal of Engineering, Volume 2026, Issue 1, January/December 2026.
This paper will first review recent biomedical radar‐enabled advancements at the human–microwave frontier, including physiological signal sensing, non‐contact human–computer interfaces, driving behaviour recognition, human tracking, and early‐stage clinical studies.
Victor G. Rizzi Varela, Changzhi Li
wiley   +1 more source

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