reflectarray antenna
Reflectarray antenna with radar cross section reduction
... 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 ...
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Dynamic tunability enhancement of reflectarray antenna using non homogeneous dielectric materials
... in reflectarray antenna technology in past few decades make it prominent for present and future ...applications. Reflectarray antenna has been evolved as a possible alternative for some ...
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Design Optimization of Reflectarray Antenna Fabricated above Paper Based Substrate Materials
... band reflectarray antenna printed above paper based substrate material has been presented for microwave antenna ...respectively. Reflectarray unit elements simulated using CST MWS were ...
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Study of phasing distribution characteristics of reflectarray antenna using different resonant elements
... microstrip reflectarray consists of a flat array of microstrip patches or dipoles printed on a thin dielectric substrate ...feed antenna to the array elements to scatter the incident field with the proper ...
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Design of reflectarray antenna integrated with FSS textured configurations for wireless communication applications
... of reflectarray antennas within the X-band and Ku-band frequency ...of reflectarray antenna integrating with FSS has been ...FSS reflectarray configurations have also been shown for ...
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Study Of Phasing Distribution Characteristics Of Reflectarray Antenna Using Different Resonant Elements
... There has been much interest recently in developing reflectarray antenna due to the combination of some of the best features between the parabolic reflector and phased array antennas. This paper presents ...
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Design and analysis of dual U slot reflectarray antenna for X band applications
... A reflectarray antenna on the other hand has a light weight flat surface with strategic arrangement of distributed ...feed antenna in such a way that a planar wavefront is formed at a far field ...
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A wide bandwidth element of solar reflectarray antenna with scanning ability
... the reflectarray antenna caused the element’s properties to resemble a capacitor and was capable of producing varies phase variation to generate broadband ...
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Dual frequency reflectarray antenna based on method of moment mathematical model
... The reflectarray using printed microstrip patch antennas have been developed to achieve low reflecting surface profile, small antenna mass and reduced manufacturing cost ...the reflectarray ...
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A Reflectarray Antenna Backed on FSS for Low RCS and High Radiation Performances
... [8], antenna shaping [9, 10], using passive and active cancellation technology [11–12], and employing frequency-selective surfaces (FSS) [13] as the ...of reflectarray antenna, coating with ...
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Reflectarray Antenna with Radar Cross-Section Reduction
... 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 ...
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Analysis of Concentric Split Ring Square Element for Broadband Reflectarray Antenna
... a reflectarray antenna can be increased by exploiting the scattering properties of a dual resonant periodic array consisting of nested rings printed on the surface of a grounded dielectric substrate ...
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Dielectric resonator reflectarray antenna in Ku-Band
... including the determination of size of DRA, the waveguide port setting, defining the boundary condition and the inter-element spacing. In order to have a better performance in designing the reflectarray ...
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Improvement in Reflectarray Antenna Bandwidth with Changing the Geometrical Shape
... the reflectarray plane which is similar to a concave shape and with this changing, it is tried to make the incident waves orthogonal as much as possible in order to remove the phase error caused by incident wave ...
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Design and Analysis of Microstrip Reflectarray Antenna with Minkowski Shape Radiating Element
... the reflectarray unit cell (phase-shift graph), patches with the appropriate phase delay could be distributed over the reflectarray ...the reflectarray surface with a feed horn takes place at a focal ...
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Single-Layer Dual-Band Dual-Linear-Polarization Reflectarray Antenna with Different Beams for Each Band
... an antenna system that is composed of a Ka-band FSS-backed reflectarray and a Ku-band conventional ...hybrid antenna system has easily achieved two different and independent radiation patterns for each ...
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Design of a Reflectarray Antenna Using Graphene and Epsilon-Near-Zero Metamaterials in Terahertz Band
... As regular materials for antennas have become quite lossy, it is reasonably predictable that graphene will have been applied at THz frequency band for it supports low-loss plasmonic resonances. Therefore, some ...
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Analysis of variable dielectric substrate thickness of X band square patch reflectarray antenna
... The possibility of high loss is due to the dielectric loss, conductor loss and scattered loss which is introduced by surface wave excitation while the bandwidth performance of reflectarr[r] ...
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Analytic Method for an FSS-Sandwiched Dual-Band Reflectarray Antenna
... Abstract—This paper presents an analytical method for designing a high-efficiency frequency selective surface FSS-sandwiched dual-band circularly polarized reflectarray antenna. Results are obtained using Computer ...
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Characterization of material properties for tunable reflectarray antenna design
... I1 has been shown from Table 4 that, as the dielectric anisotropy increases from 0.17 to 0.45, the fiequency tunability also increases fiom 372-795 MHz Frequency tunability response of r[r] ...
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