[PDF] Top 20 Reflectarray antenna with radar cross section reduction

... yellow=-10 dB, green=-30 dB, blue=-40 dB) Figure 4 to Figure 7 show that the current distribution on the concentric ring array can be modified by the size, and hence, the resonance of the ground plane rings. When the ... See full document

... a reflectarray antenna has been investigated where the solid metal sheet behind the substrate is replaced by bandstop FSS ground ...ring reflectarray element backed by the two types of conducting ... See full document

... (radar cross section) reduction configuration for a reflectarray antenna, employing the appropriate FSS (frequency- selective surface) as a ground, is ...a reflectarray ... See full document

... Since the pioneering work of high impedance surfaces (HIS) in 1999 by Daniel Sievenpiper [1], it found a lot of applications because of its artificial magnetic conductor (AMC) property at a particular frequency. It ... See full document

... By application of an external magnetic field, the plasma becomes anisotropic and its permittivity takes tensor form. The presence of magnetic field also changes the reflection, absorption, and transmission coefficients of the ... See full document

... Abstract—The patch shape influence on the radar cross section (RCS) of a cylindrical microstrip antenna (CMA) is discussed. The RCS of the CMA is evaluated from a plane wave scattering problem ... See full document

... the radar cross section reduction, RCSR [1] is one of the techniques that can reduce radar cross section, ...the radar but it also has significant ...the ... See full document

... the radar cross section reduction, RCSR [1] is one of the techniques that can reduce radar cross section, ...the radar but it also has significant ...the ... See full document

... To experimentally verify the design, the PCM is fabricated on a F4B-2 substrate and assembled. Fig. 8 presents a photo of the fabricated prototype. The schematic view of the experimental setup is shown in Fig. 9, in ... See full document

... Abstract—This paper presents a combinatorial triangle type artificial magnetic conductor checkerboard surface for wideband radar cross section reduction. The structure consists of a combination ... See full document

... the reduction af radar cross sectional ...RCS reduction will lead to the degradation of an antenna performances and increase the complexity of an ...of antenna performances is ... See full document

... the antenna leaving only induced current on the antenna ...the antenna acts as a general passive scattering ...single antenna in the array is given as ... See full document

... In general, an accurate RCS is achievable only in an an- echoic chamber in which the effects of walls, floor, ceiling, and other background clutters are removed. Nevertheless, since the available anechoic chamber is too ... See full document

... 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. ... See full document

... Abstract—We propose a new approach to design multi-bit coding metasurfaces (MSs) for broadband terahertz scattering reduction. An anisotropic graphene-based element with multiple reflection phase responses is ... See full document

... Radar cross section (RCS) is estimated in terms of strengths of the incident and scattered electric fields and the range from the radar to the ...target. Radar targets may be in the ... See full document

... directive antenna like Vivaldi antenna can also be used to improve the EIRP instead of power ...of antenna increases with directivity and operating frequencies, a solution is seek as to design ... See full document

... RCS of the patch array antenna, and one UC-EBG acted as the ground plane of printed dipole antenna to reduce out-of-band RCS in [14]. A combination of two AMC structures with overlapped operation bandwidths ... See full document

... the antenna has to be small enough to be integrated into portable devices ...of antenna which meet these ...reduced radar cross section ... See full document

... Since the advent of ultra-wideband (UWB) radars and military high-data-rate wireless communications, wideband RCS reduction is critical in future military applications. The control and reduction of the RCS ... See full document