Results 31 to 40 of about 2,419 (211)

Das Doppler-Radar als Regenmeßgerät

open access: yesMeteorologische Zeitschrift, 1992
Durch Konvertierung des vollständigen Spektrums der Dopplergeschwindigkeit in entsprechende Tropfenverteilungen (Tropfenfallgeschwindigkeit nach Gunn und Kinzer) und Integration über alle Tropfen erhält man den Flüssigwassergehalt des Regens und die ...
C. Richter, H. Jeske, G. Peters
doaj   +1 more source

New ranging algorithm for FM/CW radars [PDF]

open access: yesProceedings of the 2001 IEEE Radar Conference (Cat. No.01CH37200), 2002
A new ranging algorithm for frequency modulated/continuous wave (FM/CW) radars is given. This algorithm is near optimal, very robust, does not depend on the type of modulation, and is fairly easy to compute. An example of an older algorithm based on sinusoidal frequency modulation (FM) used on the MK-95 CW radar is given to illustrate shortcomings in ...
Cantrell, B.   +3 more
openaire   +2 more sources

Velocity Dealiased Spectral Estimators of Range Migrating Targets using a Single Low-PRF Wideband Waveform [PDF]

open access: yes, 2013
Wideband radars are promising systems that may provide numerous advantages, like simultaneous detection of slow and fast moving targets, high range-velocity resolution classification, and electronic countermeasures.
Bidon, Stéphanie   +3 more
core   +1 more source

Two-dimensional FFT and two-dimensional CA-CFAR based on ZYNQ

open access: yesThe Journal of Engineering, 2019
Here, two-dimensional FFT and two-dimensional CA-CFAR are combined to process echoes of LFMCW radar based on ZYNQ, which are implemented on hardware, using parallel feature of ZYNQ to improve processing speed.
Yunneng Yuan   +4 more
doaj   +1 more source

Highly Versatile Real‐Time Optical Noise Filtering Through Temporal Cloaking

open access: yesLaser &Photonics Reviews, Volume 20, Issue 10, 22 May 2026.
Conventional bandpass filtering strategies may be insufficient for recovering optical waveforms under extremely noisy conditions. We demonstrate a temporal‐cloaking denoising strategy enabled by the temporal Talbot effect, which concentrates the coherent signal of interest into short temporal slots while broadband noise remains temporally spread.
Majid Goodarzi   +5 more
wiley   +1 more source

FM airborne passive radar [PDF]

open access: yes, 2013
The airborne application of Passive Bistatic Radar (PBR) is the latest evolution of the now established international interest in passive radar techniques.
Brown, JWA
core  

Two-dimensional and full polarimetric imaging by a synthetic aperture FM-CW radar [PDF]

open access: yes, 1995
Applies the principle of radar polarimetry to a synthetic aperture frequency-modulated continuous wave (FM-CW) radar and presents results based on two-dimensional (2D) full polarimetric imaging.
Yamaguchi, Y.   +11 more
core   +1 more source

Inter-radar interference analysis of FMCW radars with different chirp rates

open access: yesThe Journal of Engineering, 2019
Millimetre-wave frequency-modulated continuous wave (FMCW) radar is expected to be widely deployed for advanced driver assistance systems (ADAS) and self-driving cars. Considering that automotive radars will be deployed in a huge number of cars in future,
Yuya Makino   +5 more
doaj   +1 more source

A Decade of Airborne Electromagnetic Surveying Lake Menindee (Australia) Under Varying Water Levels

open access: yesGeophysical Prospecting, Volume 74, Issue 4, May 2026.
ABSTRACT Time domain airborne electromagnetic (AEM) surveying is a mature geophysical tool for imaging the Earth's shallow subsurface. It produces images of the electromagnetic conductivity structure of the earth, down to depths of a few hundred metres.
A. Ray   +11 more
wiley   +1 more source

The Comparison of Canopy Height Profiles Extracted from Ku-band Profile Radar Waveforms and LiDAR Data

open access: yesRemote Sensing, 2018
An airborne Ku-band frequency-modulated continuous waveform (FM-CW) profiling radar, Tomoradar, records the backscatter signal from the canopy surface and the underlying ground in the southern boreal forest zone of Finland.
Hui Zhou   +8 more
doaj   +1 more source

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