[HTML][HTML] Enhancing Weather Target Detection with Non-Uniform Pulse Repetition Time (NPRT) Waveforms

L Sun, T Wang - Remote Sensing, 2024 - mdpi.com
The velocity/distance trade-off poses a fundamental challenge in pulsed Doppler weather
radar systems and is known as the velocity/distance dilemma. Techniques such as multiple …

An improved M-PRT technique for spectral analysis of weather radar observations

M Tahanout, JP Du Châtelet - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The exploitation of Doppler radars for weather observations is strongly constrained by the
well-known range-velocity dilemma. To overcome the range and velocity ambiguities, dual …

Detection and mitigation of second-trip echo in polarimetric weather radar employing random phase coding

Q Cao, G Zhang, RD Palmer… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
This study presents a new identification and mitigation scheme of second trip contamination
for pulsed Doppler polarimetric weather radars with the ability of random phase coding. This …

Identification of range overlaid echoes using polarimetric radar measurements based on a fuzzy logic approach

SG Park, JH Kim, JS Ko, G Lee - Journal of Atmospheric and …, 2016 - journals.ametsoc.org
Abstract The Ministry of Land, Infrastructure and Transport (MOLIT) of South Korea operates
two S-band dual-polarimetric radars, as of 2013, to manage water resources through …

[HTML][HTML] Least squares reconstruction of Doppler radar spectra for irregular PRT

J Kalogiros - Journal of Atmospheric and Oceanic Technology, 2012 - journals.ametsoc.org
Pirttilä, J., Lehtinen M., Huuskonen A., and Markkanen M., 2005: A proposed solution to the
range-Doppler dilemma of weather radar measurements by using the SMPRF codes …

An optimization design scheme for multiple PRT and multi-frequency coherent Doppler velometry

H Si, Z Li - OCEANS 2016-Shanghai, 2016 - ieeexplore.ieee.org
The pulse-to-pulse coherent Doppler method is widely applied to estimate current velocity
for its advantages of noninvasive, quick response, and high resolution. However, due to the …

[HTML][HTML] The case of sharp velocity transitions in high vertical wind shear when measuring Doppler velocities with narrow Nyquist intervals

F Fabry, C Augros, A Bellon - Journal of Atmospheric and …, 2013 - journals.ametsoc.org
Augros, C., Perier L., Bousquet O., Kergomard A., Dupuy P., and Tabary P., 2010:
Improvements of the Doppler measurements quality inside the French radar network and …

[PDF][PDF] Experimental validation of a multiple PRT weather radar transmitting scheme optimized to mitigate wind speed ambiguities and to filter-out ground clutter

JP Du Châtelet, M Tahanout, CD Curtis - researchgate.net
This work describes a novel multiple PRT technique to mitigate range-velocity ambiguities in
weather Doppler radar. This technique consists on an optimized scheme of emitted pulses …

[PDF][PDF] A new multiple-PRT scheme for Météo-France Doppler radar network to improve spectral moment estimation of weather radar signal and ground clutter filtering.

CA Météo-France, F Trappes - ams.confex.com
This work describes a new staggered pulse repetition time (PRT) scheme design to enhance
spectral processing of weather radar signal, to improve Doppler velocities dealiasing, and to …