Results 251 to 260 of about 260,315 (307)

On Information Resolution of Radar Systems

IEEE Transactions on Aerospace and Electronic Systems, 2012
In target detection and tracking, the resolvability of multiple closely spaced targets of the sensor measurement is an important criterion for measuring the sensing ability of sensor systems like radar and sonar. The concept of information resolution for a sensor measurement system, which is defined in the framework of information geometry, is ...
Yongqiang Cheng   +2 more
exaly   +3 more sources

High resolution radar tomography

Proceedings of International Conference on Image Processing, 2002
Tomographic imaging deals with reconstructing an image from its projections. In the electromagnetic field, cross-range projections can be obtained from a spectral analysis of the radar echoes of a rotating target. However, the lack of resolution of classical methods like the Fourier transform leads to very poor quality images. We thus couple a proposed
Guy Poulalion   +3 more
openaire   +1 more source

On the Resolution of Radar Tomography

1st EEGS Meeting, 1995
The paper describes a simple procedure useful for modelling GPR tomographic data based on the ray tracing theory; the method achieves to generate synthetic radar traces for 2-D modelling of cross-borehole. The technique is suitable to verify the opportunity and the resolution of a radar survey for tomographic data processing.
GODIO, Alberto, G. RANIERI
openaire   +2 more sources

Enhanced resolution in simple radars

IEEE Transactions on Aerospace and Electronic Systems, 1989
Many simple radars use fact-risetime pulses, but wide bandwidth does not translate into corresponding high resolution since the spectrum is far from flat. A scheme for enhancing down- and cross-range resolution of multiple targets through a two-step partial equalization of the spectrum is illustrated by detailed computer simulation, with emphasis on ...
G.E. Herrmann, L.L. Kelley
openaire   +1 more source

Radar Resolution Theory

2017
Radar resolution is the ability of a radar system to distinguish between two and more adjacent targets in a multi-target environment, which can be described by one of the target’s position parameters (range, azimuth, and elevation) or motion parameters (velocity and acceleration) to distinguish target.
Ruliang Yang   +6 more
openaire   +1 more source

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