The generalized intersection approach for electromagnetic array antenna beam-sha** synthesis: a review
DR Prado - IEEE Access, 2022 - ieeexplore.ieee.org
This work presents a review of the generalized intersection approach (GIA) for
electromagnetic array antenna beam-sha** synthesis. After briefly describing the …
electromagnetic array antenna beam-sha** synthesis. After briefly describing the …
Anisotropic metasurface holography in 3-D space with high resolution and efficiency
Electromagnetic metasurfaces are structured surfaces consisting of a thin array of
subwavelength elements with engineered scattering properties, thus providing a promising …
subwavelength elements with engineered scattering properties, thus providing a promising …
An overview on synthesis techniques for near-field focused antennas
Microwave and millimeter-wave antennas focused in their radiative near-field (NF) region,
which are usually named as near-field focused (NFF) antennas, are becoming increasingly …
which are usually named as near-field focused (NFF) antennas, are becoming increasingly …
Focusing microwaves in the fresnel zone with a cavity-backed holographic metasurface
We present the design and experimental demonstration of a cavity-backed, holographic
metasurface capable of focusing microwaves in the Fresnel zone. The circular cavity …
metasurface capable of focusing microwaves in the Fresnel zone. The circular cavity …
Constrained focusing of vector fields intensity in near zone and/or complex scenarios as a low-dimensional global optimization
A hybrid effective approach is proposed to focus the intensity of a vector field generated by
an arbitrary fixed-geometry array antenna into a target point and keep it bounded elsewhere …
an arbitrary fixed-geometry array antenna into a target point and keep it bounded elsewhere …
Efficient holographic focusing metasurface
We present the design and experimental demonstration of an efficient holographic
metasurface aperture that focuses microwaves in the Fresnel zone. The proposed circular …
metasurface aperture that focuses microwaves in the Fresnel zone. The proposed circular …
Near-field shaped transmitarray antennas: synthesis and impact of phase quantization
In this work, a procedure based on the Intersection Approach, is proposed to synthesize the
near-field pattern of transmitarray antennas. First, the model for the computation of the …
near-field pattern of transmitarray antennas. First, the model for the computation of the …
Near-field focused subarrays in a multi-panel configuration
This paper investigates the focusing features of a multi-panel near-field focused (NFF)
antenna. Differently from conventional NFF planar arrays, the proposed configuration is …
antenna. Differently from conventional NFF planar arrays, the proposed configuration is …
A four-corner-fed slotted waveguide sparse array for near-field focusing
This article presents a double-layer four-corner-fed slotted waveguide sparse array antenna
designed for the near-field-focused applications in the X-band. Generally, it is challenging to …
designed for the near-field-focused applications in the X-band. Generally, it is challenging to …
3-D Microwave Field Synthesis via Projected Spatial Fourier Transform
Y Du, D Zhao, C Guo, J He… - IEEE Antennas and …, 2024 - ieeexplore.ieee.org
In this letter, an analytical method based on projected spatial Fourier transform (PS-FT) is
presented to flexibly synthesize the 3-D spatially-shaped microwave fields. Distinct from the …
presented to flexibly synthesize the 3-D spatially-shaped microwave fields. Distinct from the …