Results 41 to 50 of about 160,481 (357)
Hybrid Beamforming With Sub-arrayed MIMO Radar: Enabling Joint Sensing and Communication at mmWave Band [PDF]
, 2018 In this paper, we propose a beamforming design for dual-functional radar-communication (DFRC) systems at the millimeter wave (mmWave) band, where hybrid beamforming and sub-arrayed MIMO radar techniques are jointly exploited.
Liu, Fan, Masouros, Christos
core +2 more sources
Confocal Ellipsoidal Reflector System for a Mechanically Scanned Active Terahertz Imager [PDF]
, 2010 We present the design of a reflector system that can rapidly scan and refocus a terahertz beam for high-resolution standoff imaging applications. The proposed optical system utilizes a confocal Gregorian geometry with a small mechanical rotating mirror ...
Bryllert, Tomas +4 more
core +1 more source
Automotive Radar — From First Efforts to Future Systems
IEEE Journal of Microwaves, 2021 Although the beginning of research on automotive radar sensors goes back to the 1960s, automotive radar has remained one of the main drivers of innovation in millimeter wave technology over the past two decades.
Christian Waldschmidt +2 more
doaj +1 more source
Three-Dimensional Imaging Method Incorporating Range Points Migration and Doppler Velocity Estimation for UWB Millimeter-Wave Radar [PDF]
, 2017 High-resolution, short-range sensors that can be applied in optically challenging environments (e.g., in the presence of clouds, fog, and/or dark smog) are in high demand.
Fang Shang +5 more
core +2 more sources
Sensors, 2021 In response to the current demand for the remote monitoring of older people living alone, a non-contact human vital signs monitoring system based on millimeter wave radar has gradually become the object of research. This paper mainly carried out research
Kai Guo +5 more
doaj +1 more source
Millimeter-Wave Radar-Based Elderly Fall Detection Fed by One-Dimensional Point Cloud and Doppler
IEEE Access, 2023 This paper presents an elderly fall detection technique fed by one-dimensional (1-D) point cloud and doppler velocity. In the proposed technique, the long short-term memory (LSTM) network is created and then employed as an intelligent classifier of fall ...
C. Kittiyanpunya +3 more
semanticscholar +1 more source
A Novel Method for Improving Point Cloud Accuracy in Automotive Radar Object Recognition
IEEE Access, 2023 High-quality environmental perceptions are crucial for self-driving cars. Integrating multiple sensors is the predominant research direction for enhancing the accuracy and resilience of autonomous driving systems.
Guowei Lu +6 more
doaj +1 more source
Signal Processing for TDM MIMO FMCW Millimeter-Wave Radar Sensors
IEEE Access, 2021 In this tutorial paper, we systematically present the fundamental operating principles and analytical details of the discrete Fourier transform based signal processing techniques for the TDM MIMO FMCW millimeter-wave (mmWave) automotive radars.
Xinrong Li +3 more
semanticscholar +1 more source
mmBody Benchmark: 3D Body Reconstruction Dataset and Analysis for Millimeter Wave Radar [PDF]
ACM Multimedia, 2022 Millimeter Ware (mmWave) Radar is gaining popularity as it can work in adverse environments like smoke, rain, snow, poor lighting, etc. Prior work has explored the possibility of reconstructing 3D skeletons or meshes from the noisy and sparse mmWare ...
Anjun Chen +5 more
semanticscholar +1 more source
Applied Sciences, 2022 This paper investigates the feasibility of extracting the characteristics of sealed paper boxes based on range profiles using a millimeter-wave automotive FMCW radar.
Lovedeep Singh +3 more
doaj +1 more source