small radar cross section
Radar Cross Sections of Sea and Ground Clutter Estimated by Two Scale Model and Small Slope Approximation in HF-VHF Bands
... Model, Radar Cross Section is calculated by averaging Radar Cross Section over surface ...slope. Radar Cross Section for a surface slope is obtained by ...
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Optimization Study of Radar Cross Section Reduction by an Inhomogeneous Collisional Magnetized Plasma
... Abstract—Recursive convolution FDTD method is employed to study the bistatic radar cross section (RCS) of a conductive plate covered with an inhomogeneous magnetized plasma shroud. The results of ...
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RCS Reduction Using a Miniaturized Uni-Planar Electromagnetic Band Gap Structure for Circularly Polarized Microstrip Antenna Array
... for radar cross section (RCS) reduction of circularly polarized (CP) microstrip antenna array with small element spacing is ...extreme small space between array ...
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Patch Shape Influence Upon Radar Cross Section of a Cylindrical Microstrip Antenna
... a looped slot is sketched in Fig. 14. A peak of the potential difference is observed for |z| = 0.021 m, ϕ = 0, which allows this patch excitation with a lumped source. The current distribution in the middle of the patch ...
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Singular Points Meshing Direct Method for Computing the Chaff Radar Cross Section
... During the calculation of SPMDM, the integration area is divided into fourteen parts to improve the accuracy of RCS of the chaff clouds. It is found that the curves obtained by the SPMDM are consistent with the direct ...
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Reflectarray Antenna with Radar Cross-Section Reduction
... very small except beyond the linear phase where the outer ring radius is ...has small phase ripple in the linear range where the outer ring radius varies between ...
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Ultra Wideband Antenna with Reduced Radar Cross Section
... on small antennas, since in many applications the antenna has to be small enough to be integrated into portable devices ...reduced radar cross section ...
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Measurement and evaluation of radar cross section for furniture in an indoor propagation channel
... too small to fit the two horn antennas and either of the scattering targets with sufficient space remaining for running the experiments, the experiments were thus carried out in two steps: (1) the evalu- ation of ...
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Reflectarray antenna with radar cross section reduction
... very small except beyond the linear phase where the outer ring radius is ...has small phase ripple in the linear range where the outer ring radius varies between ...
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Estimation of Radar Cross Section of a Target under Track
... An algorithmic procedure for estimating the average RCS was proposed in [1, 2]. The procedure (denoted by MED) adjusts the average RCS estimate by 0.5 dB whenever the median di ff erence between SNR measurements of return ...
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Radar Cross Section Reduction Property of High Impedance Surface on a Lossy Dielectric
... This observed reduction in RCS can be due to the scattering of the wave away from observer or by absorption. So to prove the absorbing property of our lossy HIS, the distribution of scattered power around the structure ...
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Radar Cross Section Reduction Techniques using Metamaterials
... the radar provided that it is out of phase by one-half wavelength, so that as a result the radar receives no signal at ...a small amount of power and it provides no indication about the target's ...
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Overview of RCS Extrapolation Techniques to Aircraft Targets
... As shown in Figure 1, P point is the position of radar, O point is the centre of rotator, Q point is a selected point on target randomly. Based on the assumption that the reflectivity distribution of target is ...
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Implementation of Stealth Tech on Tank
... --------------------------------------------------------------------***----------------------------------------------------------------------- Abstract - This paper discusses the analysis of Development of weapon. How ...
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3-D SAR Imaging Based RCS Measurement Technique with Fixed Transmitter
... Abstract—To avoid the spatial variation of scattering characteristic effect, a three-dimensional synthetic aperture radar (3-D SAR) imaging based radar cross section (RCS) extraction technique ...
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RADAR CROSS SECTION PREDICTION FOR DIFFERENT OBJECTS USING MAT LAB AND RADAR CROSS SECTION (RCS) REDUCTION
... The radar absorbing materials reduce the energy reflected back to the radar by means of ...absorption. Radar energy is absorbed through one or more of several mechanisms, which may involve the ...
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A New Theorem Concerning Scattering of Electromagnetic Waves in Multilayered Metamaterial Spherical Structures
... A new theorem has been proved in this paper, for incidence of plane waves on a multilayer spherical structure with PEC, metamaterial or dielectric core coated with metamaterials. The interchanges DPS↔DNG and ENG↔MNG does ...
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Spherical Indoor Facility Applied to Bistatic Radar Cross Section Measurements
... 3. Chung, B. K., H. T. Chuah, and J. W. Bredow, “A microwave anechoic chamber for radar-cross section measurement,” IEEE Antennas and Propagation Magazine, Vol. 39, No. 3, 21–26, 1997. 4. Lane, T. ...
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Calculating Radar Cross Section of Lossy Targets Using the Surface Impedance Approach
... proportional to the variation of both thickness and strip conductivity. However, the surface reactance (imaginary part) remains constant for thin strips for all the conductivity values and follows the same behavior as ...
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Determination of interrogating frequencies to maximize electromagnetic backscatter from objects with material coatings
... We study the electromagnetic scattering by a perfectly conducting cruise missile coated by a radar absorbent material (RAM) layer of constant thickness. In this investigation we compute the scattering of a ...
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