Results 51 to 60 of about 12,713 (241)

The dependence of radar target detectability on array weighting function [PDF]

open access: yes, 2009
Presented at the IET-Radar 2007 Conference Edinburgh 15-18 October 2007This paper describes simulation work to assess the detectability of targets by an airborne fire control radar (FCR) operating in a medium pulse repetition frequency (PRF) mode in ...
Alabaster, Clive M., Hughes, Evan J.
core  

Statistical Analysis of Clutter for Passive Radar on an Airborne Platform [PDF]

open access: yes, 2022
S.412-417A statistical analysis of clutter distribution supports the design and informs the performance of radar system. While extensive work on clutter statistics from monostatic radar systems has been performed, statistical analysis of passive bistatic
Wojaczek, Philipp   +3 more
core   +1 more source

Analysis of active interference on radio station from AC UHV power

open access: yesE3S Web of Conferences, 2018
The problems of Electromagnetic Interference in Airborne Intelligence Radar Stations near the AC UHV Transmission Lines are researched in this paper, which is mainly active interference.
ZHANG Jiangong   +3 more
doaj   +1 more source

Thin‐film lithium niobate photonics: Frontiers in millimeter‐wave and terahertz generation and integrated applications

open access: yesInfoScience, EarlyView.
With the advancement of 6G communications, high‐precision radar, and advanced imaging technologies, there is a growing demand for compact, high‐performance light sources capable of generating high‐frequency radio waves (millimeter‐wave and terahertz waves). This article systematically introduces how to efficiently generate these high‐frequency waves on
Jianfeng Xiong   +8 more
wiley   +1 more source

Airborne Synthetic Aperture Radar: Models, Focusing and Experiments [PDF]

open access: yes, 2006
Synthetic Aperture Radar (SAR) is a remote sensing technique that allows the generation of microwave images of the Earth surface, independently of weather condition and of sun illumination.
Perna, Stefano
core  

Assessing plant water status: Part 2 – Non‐destructive and remote sensing approaches

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Precise, real time and non‐destructive assessment of plant water status is important for advancing plant physiological understanding, optimizing water usage, improving crop resilience and supporting precision agriculture in the face of increasingly variable climatic conditions.
Naila Farooq   +7 more
wiley   +1 more source

Airborne Visible/Infrared Imaging spectrometer AVIS: Design, characterization and calibration [PDF]

open access: yes, 2007
The Airborne Visible/Infrared imaging Spectrometer AVIS is a hyperspectral imager designed for environmental monitoring purposes. The sensor, which was constructed entirely from commercially available components, has been successfully deployed during ...
Mauser, Wolfram   +3 more
core   +1 more source

Asynchronous Coupling Between China's Forest Canopy Structure and Belowground Biomass Carbon in the 21st Century

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The spatio‐temporal relationship between Forest Canopy Structure (FCS) and Belowground Biomass Carbon (BGBC) is fundamental to determining how optimizing spatial structure can maximize forest carbon‐sink potential in land management. However, the lidar data resolution over the space and time exists limitation, causing the coupling relationship
Chengyin Liu   +10 more
wiley   +1 more source

Estimation of glacier ice extinction using long-wavelength airborne Pol-InSAR [PDF]

open access: yes, 2013
In recent years there has been increased interest in using synthetic aperture radar (SAR) to study and monitor glaciers and ice sheets for glaciological and climate change research.
Sharma, Jayanti   +3 more
core   +1 more source

The Impact of the Radar-Sampling Volume on Multiwavelength Spaceborne Radar Measurements Using Airborne Radar Observations

open access: yesRemote Sensing, 2019
Multiwavelength radar observations have demonstrated great potential in improving microphysical retrievals of cloud properties especially in ice and snow precipitation systems.
Lukas Pfitzenmaier   +2 more
doaj   +1 more source

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