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نمایش تعداد 1-10 از 59
Resonance Antennas Based on Substrate Integrated Waveguide
Two types of antennas based on the open-ended substrate integrated waveguide (SIW) resonator are presented and investigated in this study. To understand the operation mechanism of these antennas, the open-ended SIW resonator is analysed by two...
Development of a Compact H-Plane SIW Horn Antenna with High Directivity
In this paper a new low profile, substrate integrated
waveguide H-plane horn antenna with high directivity is
introduced. In order to suppress parasitic radiation and to
reduce conductor loss of the ...
A New Closed-Form Expression for Dispersion Characteristics of Fundamental Mode of SIW by Least Squares Method
A new and accurate closed-form expression is introduced using least squares method (LSM) to
calculate propagation constant of substrate integrated waveguide (SIW) at its fundamental mode of operation. The derived equation is a function...
Design Investigation of an X-Band SIW H-Plane Band Pass Filter with Improved Stop Band Using Neural Network Optimization
In this paper, an X-band H-plane band pass filter based on substrate integrated waveguide (SIW)
technology is introduced. Back propagation neural network (BPNN) method is applied to optimize parameters of the proposed filter. The stop band...
Development of Low Profile Substrate Integrated Waveguide Horn Antenna with Improved Gain
In this paper, a new low profile Substrate Integrated Waveguide (SIW) probe-fed H-plane horn antenna
with improved gain is proposed. It consists of two waveguides, including a rectangular and a tapered
one, in which both the first...
Design and development a wideband SIW based cavity-backed slot antenna using two symmetrical circular corner perturbations
In this article, a new method to enhance the impedance bandwidth of a squareshaped
substrate integrated waveguide (SIW) cavity-backed slot antenna is presented.
Using perturbation technique by two corners cuts along two opposite sides...
Design and Development of High Gain SIW H-Plane Horn Antenna Loaded with Waveguide, Dipole Array and Reflector Nails Using Thin Substrate
In this communication, a new probe-fed substrate integrated waveguide -SIW- H-plane horn antenna including three linear dipole arrays is proposed. To feed the dipole arrays, a portion of a rectangular
waveguide is placed at the front...
Development a new wideband substrate integrated waveguide H-plane horn antenna loaded with periodically diamond patches
This paper presents a new wideband Substrate Integrated Waveguide -SIW- H-plane horn antenna. A few
rows of diamond patches are printed on the top and bottom side of the dielectric slab at front of the radiating aperture of a conventional horn...
Numerical Investigation of a Broadband Dielectric Resonator Antenna Backed by SIW Cavity
Abstract- In this paper an slot excited cylindrical Dielectric Resonator Antenna (DRA) backed by a substrate integrated waveguide (SIW) cavity is numerically investigated based on Finite Element Method (FEM). It consists of a DRA placed...