high-impedance ground plane
Design and Development of Recessed Ground Microstrip Line Low Pass Filters
... the high impedance ...low impedance line of 20 Ω (implying in the conventional way) is used whereas a high impedance line of maximum 200 Ω is realized using a line of typically 50 Ω / ...
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Design of High-Isolation Compact MIMO Antenna for UWB Application
... a comb-line structure on the ground plane of the antenna. Various techniques have been investigated to combine UWB technology with MIMO techniques to reduce the mutual coupling between elements while ...
11
Numerical Modeling and Experimental Study of Probe-Fed Rectangular Dielectric Resonator Antenna (RDRA) Supported by Finite Circular Ground Plane
... the High Frequency Structure Simulator (HFSS) based on the Finite Element Method ...circular ground plane on the radiation performance of the antenna including resonance frequency, radiation ...
12
A Novel Wide Band Microstrip-Line-Fed Antenna with Defected Ground for CP Operation
... wide impedance bandwidth, good gain and better ...the high-speed data communication systems which are achieved at higher frequency ...narrow impedance bandwidth and low gain, which restrict their ...
13
Dual Band-Notched Semi-Elliptical Monopole Antenna with Two Branch Feed Line
... good impedance a parametric study of proposed antenna on the main parameters of the patch radiator, the notched modified ground plane and filter structure is ...using High frequency structure ...
10
A New Compact Circular Shape Fractal Antenna for Broadband Wireless Communication Applications
... broadband impedance bandwidth with suitable radiation pattern, we use a new fractal circular radiator fed by a stepped microstrip feed-line along with a square shaped slot in semi-circular ground ...with ...
10
Performance Improvement of Rectangular Patch Radiator Using Spiral Metamaterial structure
... the ground plane altering the effective medium parameters of the ...a high permittivity substrate decreasing the guided wavelength in the substrate, so the overall antenna size is reduced However, ...
7
Design of an Antenna with Ground Plane Slots for LTE/WWAN Mobile Phones
... in high band, but its bandwidth is narrow in both high band and low ...in high band, and also shift the low resonant mode from 900 MHz to 870 MHz and shift the high resonant mode from ...the ...
8
A Compact Broadband Printed Circular Slot Antenna with Stair Shaped Ground Plane
... bandwidth, high gain, high efficiency and good radiation ...partial ground plane for large impedance bandwidth is suggested [2]; bandwidth enhancement is mainly achieved due to tapered ...
8
A Novel Magneto-Electric Monopole Antenna for C Band Wireless Applications
... delivers impedance bandwidth of ...This high gain, which is confirmed from simulated results, is in contrast to electrical monopole antenna that provides low gain in the range of ...
12
Impedance Synthesis of Plane Diffraction Vibrator Arrays
... of impedance synthesis of the antenna array RP proposed earlier by the authors in [6] for a linear array of symmetrical vibrators excited by concentrated voltage generators is generalized for plane 2D ...
11
Compact MIMO Antenna with WLAN Band-Notch Characteristics for Portable UWB Systems
... the impedance bandwidth, a long rectangular strip is protruded from the ground plane between the PM1 and ...good impedance bandwidth ( S 11 ≤ − 10 dB) from ...
12
A Compact MIMO Antenna with Improved Isolation for 3G, 4G, Wi-Fi, Bluetooth and UWB Applications
... capacity, high data rate and low co-channel interference ...have high isolation between the ...to high mutual coupling which degrades the radiation pattern, total efficiency and affects the overall ...
12
Planar Arrangement of Modified Concentric Rings with Defected Ground for Mobile and Wireless Communication Systems
... The simulated and measured gain values of the proposed antenna are compared in Table 5. The maximum measured and simulated gain values of antenna are 2.85 dBi and 2.94 dBi respectively which are realized at frequency ...
10
Dielectric Resonator Antenna Arrays for Microwave Energy Harvesting and Far-Field Wireless Power Transfer
... result, impedance mismatching occurred between the DR elements and their ...DR, high efficiency levels between 69% and 88% were achieved over wide range of frequencies and for different incident ...
11
Diffraction of EM Plane Wave by a Slit in an Impedance Plane Using Maliuzhinets Function
... Abstract—Diffraction of an electromagnetic plane wave from a slit in an impedance plane has been presented. The method is based on Maliuzhinets technique for impedance surfaces. Comparison of ...
9
A Compact Dual Sharp Band-Notched UWB Antenna with Open-Ended Slots
... good impedance matching, a trimmed ground plane was used in the proposed ...the ground plane can improve the impedance ...the ground plane, good impedance ...
8
Design of Circularly Polarized Planar Magneto-Electric Dipole Antenna
... rectangle-shaped ground plane 48 mm × 2 mm (GL × ...truncated ground plane are combined to make a magnetic ...the ground plane is printed on the back side of the ...
9
Design of a Compact CP Antenna with Enhanced Bandwidth Using a Novel Hexagonal Ring Based Reactive Impedance Substrate
... In recent years, small circular polarized antennas have intrigued a great impetus and been applied to numerous wireless communication systems due to their advantages such as light weight, easy fabrication and more ...
11
Mobile Robot Visual Navigation Using Multiple Features
... the ground plane, as in Figure ...extracted ground region where the textured carpet has been classified on a pixel-by-pixel basis, and the textureless white paper region has been included by virtue ...
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