Results 11 to 20 of about 2,419 (211)

A dedicated computer system for FM-CW radar applications

open access: yesJournal of Telecommunications and Information Technology, 2001
In this paper, a DSP based computer system for FM-CW radar applications is described. Besides data acquisition and storage, the computer system will also be used for front-end data processing and system control. Processing includes filtering and clutter
Silvester Henri Heijnen   +2 more
doaj   +4 more sources

SAR: A Novel Application for FM-CW Radars [PDF]

open access: yes31st European Microwave Conference, 2001, 2001
For small-scale earth observation applications, there is a special interest in low-cost, high-resolution imaging radars small enough to be operated from small, possibly unmanned, aircraft. The combination of the compactness of FM-CW technology and the high resolution of SAR systems should result in such a small, cost-effective imaging radar.
Wit, J.J.M. de, Hoogeboom, P.
openaire   +2 more sources

Maximum Available Accuracy of FM-CW Radars

open access: yesRadioengineering, 2009
This article deals with the principles and above all with the maximum available measuring accuracy analyse of FM-CW (Frequency Modulated Continuous Wave) radars, which are usually employed for distance and velocity measurements of moving objects in road ...
V. Ricny
doaj   +2 more sources

Protein Metabolism Underlying Heat Tolerance in Contrasting Creeping Bentgrass Lines: Insights From Gel-Free Proteomics and Polyubiquitin-Omics. [PDF]

open access: yesPhysiol Plant
ABSTRACT One of the major disfunctions in heat‐stressed plants is enhanced protein damage. Creeping bentgrass (Agrositis stolonifera L.) is an economically important perennial grass species but it is sensitive to high temperatures. Several experimental lines of creeping bentgrass varied in response for physiological traits, total protein content, and ...
Fan Q, Chou CW, Jespersen D.
europepmc   +2 more sources

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

Crosstalk in modern software defined radio for the implementation of frequency modulated continuous wave radar

open access: yesIET Radar, Sonar & Navigation, 2021
This study investigates crosstalk and leakage in the Software Defined Radio implementation of Frequency Modulated Continuous Wave (FMCW) radar systems. Empirical measurements of leakage power were conducted during the implementation of FMCW radar using ...
Faran Awais Butt   +4 more
doaj   +1 more source

An RF-SoC-Based Ultra-Wideband Chirp Synthesizer

open access: yesIEEE Access, 2022
This paper presents the design and development of a digital two-channel chirp synthesizer using a field-programmable gate array (FPGA) device. To achieve an integrated solution, the design was implemented on radio-frequency system-on-chip (RF-SoC ...
Omid Reyhanigalangashi   +6 more
doaj   +1 more source

RANGE MIGRATION ALGORITHM IN THE PROCESSING CHAIN OF SIGNALS OF A GROUND-BASED SAR SENSOR [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Synthetic aperture radar (SAR) system based on frequency modulated continuous wave (FM-CW) transmission is a viable option for producing high-resolution ground-based imaging radars.
B. Hosseiny   +3 more
doaj   +1 more source

275–305 GHz FM-CW Radar 3D Imaging for Walk-Through Security Body Scanner

open access: yesPhotonics, 2023
Imaging using millimeter waves (MMW) and terahertz (THz) waves can help inspect hazardous materials hidden beneath clothing in a non-contact and non-invasive manner.
Tomofumi Ikari   +2 more
doaj   +1 more source

Eastward traverse of equatorial plasma plumes observed with the Equatorial Atmosphere Radar in Indonesia [PDF]

open access: yesAnnales Geophysicae, 2006
The zonal structure of radar backscatter plumes associated with Equatorial Spread F (ESF), probably modulated by atmospheric gravity waves, has been investigated with the Equatorial Atmosphere Radar (EAR) in West Sumatra, Indonesia (0.20°
S. Fukao   +7 more
doaj   +1 more source

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