radar cross-section performance
Estimation of Radar Cross Section of a Target under Track
... The table also shows that MED outperforms ML(N = 5) and ML(W = 7) for higher signal strength, but it is less e ff ective than ML(N = 10) and ML(W = 10). It should be remarked that MED failed to estimate σ for SNR = 8 (the ...
6
Reconfigurable Radar Absorbing Structure Applied to the Antenna Radar Cross Section Reduction
... rapidly, radar cross section (RCS) reduction [1–4] has been a serious problem in military applications and has attracted significant attention ...with radar absorbing materials (RAM) and using ...
7
Analysis and Synthesis of Radar Cross Section of Array Antennas
... such as microstrip patch array antennas [2–6], waveguide slot array antennas [7–9], and conformal array antennas [9–11]. However, optimizing the RCS of array antennas with the above numerical algorithm will be a complex ...
12
Study of frequency selective surfaces on radar cross section reduction
... in radar cross section reduction (RCSR), a periodic array of frequency selective surfaces (FSSs) which exploits a non-metallic ground plane and slot embedded in the patch elements have been ...the ...
7
Radar Cross Section Reduction Techniques using Metamaterials
... their performance, including unresponsiveness to the angle of incidence, the polarization of electromagnetic wave and requirement of compact ...unstable performance due to variation of electromagnetic wave ...
9
Ultra Wideband Antenna with Reduced Radar Cross Section
... An octagonal ultra wideband antenna with reduced RCS has been presented. The proposed antenna operates in the frequency range of 3.6GHz to 16GHz with impedance bandwidth of more than 115%. The antenna was optimized with ...
8
Study of Frequency Selective Surfaces on Radar Cross Section Reduction
... better performance on simulating the FSS ...the performance of the reflection/transmission and resonance frequency as the incidence angles have been varied from 0 to 75 ...
8
Reflectarray Antenna with Radar Cross-Section Reduction
... In this paper, a technique for reducing the RCS of a reflectarray antenna has been investigated where the solid metal sheet behind the substrate is replaced by bandstop FSS ground plane. The performance of a ...
12
Radar Cross Section Reduction Property of High Impedance Surface on a Lossy Dielectric
... their performance as narrowband absorbing material ...the performance of HIS on a lossy dielectric was done in [2] to analyze the effect of dielectric loss in reflect array antenna ...the performance ...
10
Reflectarray antenna with radar cross section reduction
... In this paper, a technique for reducing the RCS of a reflectarray antenna has been investigated where the solid metal sheet behind the substrate is replaced by bandstop FSS ground plane. The performance of a ...
12
Waveform design for communicating radar systems using fractional Fourier transform
... the radar capability of the system is assessed by computing a real-time spectrogram from the received ...the radar, and its Doppler and micro-Doppler signature can be clearly seen from the snapshots of the ...
13
Implementation of Stealth Tech on Tank
... the Radar energy incident on the material then the magnetic field generate in the particles and These particles converts the radar energy into the heat ...high radar reflectivity and reduce the RCS ...
7
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 ...
8
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 ...
14
Determination of interrogating frequencies to maximize electromagnetic backscatter from objects with material coatings
... of radar absorbent material is modeled using a finite element ...the radar cross section and a reflection coefficient, optimization problems are for- mulated for evaders and interrogators ...
27
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 ...
9
Singular Points Meshing Direct Method for Computing the Chaff Radar Cross Section
... Abstract—An applicable and convenient method is critical for calculating the RCS (Radar Cross Sections) of chaff clouds. An improved method based on direct method is proposed in this paper to promote ...
9
Orthogonal Signal Design for Netted Radar System
... netted radar system comprising several spatially separated transmitting and receiving nodes has long been in the mind of radar engineers ...multistatic radar is a promising technology for future ...
5
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 ...
12
Optimization Study of Radar Cross Section Reduction by an Inhomogeneous Collisional Magnetized Plasma
... Radar absorbing materials (RAMs) have been widely used to reduce the reflection of radar transmitted waves in stealth technology. But, low absorption bandwidth, significant body weight, and strong reflections ...
16