Results 11 to 20 of about 30,133 (218)

Pemodelan Sistem Radar untuk Analisis Pengaruh Pakaian sebagai Obstacle Pendeteksian Pernapasan

open access: yesJurnal Elkomika, 2022
ABSTRAK Continuous Wave Radar (CW Radar) memiliki banyak aplikasi terutama dalam bidang kesehatan. CW Radar yang bekerja pada rentang frekuensi lebar memiliki keunggulan seperti bandwidth lebar, dan tingkat akurasi yang tinggi sehingga dapat digunakan ...
AZIZKA AYU DHIYANI   +3 more
doaj   +1 more source

Research on Dual-Frequency Electromagnetic False Alarm Interference Effect of a Typical Radar

open access: yesSensors, 2022
In order to master the position variation rule of radar false alarm signal under continuous wave (CW) electromagnetic interference and reveal the mechanism of CW on radar, taking a certain type of stepping frequency radar as the research object ...
Xue Du   +4 more
doaj   +1 more source

Detailed Analysis and Modeling of Phase Noise and Systematic Phase Distortions in FMCW Radar Systems

open access: yesIEEE Journal of Microwaves, 2022
In coherent continuous-wave (CW) radar systems, such as frequency-modulated CW (FMCW) radar systems, measurement precision is distorted by phase noise and systematic phase errors during radar signal generation.
Peter Tschapek   +3 more
doaj   +1 more source

Research on Tangential Velocity Solution and Accuracy Analysis of Radar Target [PDF]

open access: yesMATEC Web of Conferences, 2023
In this paper, a calculation method for the tangential velocity solution of radar target based on linear vector method is proposed. It makes full use of the advantage of high precision radial velocity measurement of radar, and realizes the accurate ...
Yin Qi   +3 more
doaj   +1 more source

Implementing the LFM-CW MIT Radar at the Ecuadorian Space Institute: Some Results [PDF]

open access: yesJournal of Aerospace Technology and Management, 2020
This paper deals with the implementation of a version of the MIT LFM-CW radar at the Ecuadorian Space Institute. The effects of near and very near ranges, and free space loss in the performance of the image processing is theoretically revised ...
Alfonso Zozaya, Rosa Bolaños
doaj   +2 more sources

An improved real-time detection algorithm based on frequency interpolation

open access: yesEURASIP Journal on Wireless Communications and Networking, 2023
Real-time monitoring of heart rate (HR), i.e., extraction of heart rate variability (HRV), plays an important role in diagnosis and prevention of cardiovascular diseases.
Heping Shi, Zikai Yang, Jin Shi
doaj   +1 more source

BASTA : a 95GHz FM-­‐CW Cloud radar

open access: yes, 2014
International audienceGround-based continuous observation of non-precipitating clouds and ...
Bertrand, Fabrice   +8 more
core   +3 more sources

Brachialis Pulse Wave Measurements with Ultra-Wide Band and Continuous Wave Radar, Photoplethysmography and Ultrasonic Doppler Sensors

open access: yesSensors, 2020
The measurement and analysis of the arterial pulse wave provides information about the state of vascular health. When measuring blood pressure according to Riva-Rocci, the systolic and diastolic blood pressure is measured non-invasively with an ...
Horst Hellbrück   +3 more
doaj   +1 more source

Design of a Hybrid Radar Sensor to Monitor the Behavior of a Projectile in a Circular Tube

open access: yesIEEE Access, 2023
This study proposes a hybrid radar sensor that can monitor the behavior of projectiles in near real-time in a soft recovery system (SRS) to verify the high-impact characteristics of key components in smart ammunitions.
Myung-Suk Jung   +4 more
doaj   +1 more source

Towards a common terminology in radioglaciology

open access: yesAnnals of Glaciology, 2022
Over the past 70 years, many different components of the cryosphere have been imaged with a variety of radar systems using increasingly sophisticated processing techniques.
Rebecca Schlegel   +3 more
doaj   +1 more source

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