Results 91 to 100 of about 20,265 (224)

Peacock Feather Shaped Antenna With Super High Frequency Band for Wireless Applications

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
Proposed Peacock feather‐shaped patch antenna: dimensions, fabricated antenna measurement. ABSTRACT This work presents the design and simulation of a peacock eye‐shaped antenna, developed to address the global bandwidth shortage in wireless cellular networks, particularly in 3G, 4G, and 5G communication systems.
P. Sree Lakshmi   +5 more
wiley   +1 more source

A Compact High-Pass Filter Using Hybrid Microstrip/Nonuniform CPW with Dual-Mode Resonant Response

open access: yesInternational Journal of Antennas and Propagation, 2016
A novel and miniature high-pass filter (HPF) based on a hybrid-coupled microstrip/nonuniform coplanar waveguide (CPW) resonator is proposed in this article, in which the designed CPW has exhibited a wideband dual-mode characteristic within the desired ...
Hui Chen   +3 more
doaj   +1 more source

The treatment of geometrically small structures in FDTD by the modification of assigned material parameters [PDF]

open access: yes, 2005
A number of different improvements to the analysis by finite-difference time-domain (FDTD) of small structures, such as wires, strips and slots have been proposed in the literature.
Craddock, IJ   +3 more
core   +2 more sources

Microstrip loop directional filter

open access: yesElectronics Letters, 1997
The design and measured results for a microstrip loop directional filter formed by cascading two identical 4-resonator loop filters are presented. The second filter acts as a corrector whose output is added to the output of the first filter thereby minimising passband distortions and resulting in greatly improved performance.
openaire   +1 more source

Efficient Frequency Sweep in RF Devices Simulation: A Combined Approach of Asymptotic Waveform Evaluation and Multigrid Solver

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
A combined AWE‐Multigrid approach accelerates RF frequency sweeping by reducing computation time and resources through asymptotic expansions and multilevel grid resolution, validated by numerical experiments demonstrating superior performance over traditional methods.
Lingzhi Ren, Tao Li, Haili Zhang
wiley   +1 more source

Experimental Study of Electrophoretic Deposited Carbon Nanotubes on Microstrip Transmission Line Resonators and Filters [PDF]

open access: yes, 2013
The electrical properties of single-walled carbon nanotube electrophoreses deposition on different types of gold-plated microstrip devices are investigated.
Diniz, E., Sinha, S., Stander, T.
core   +1 more source

A Dual-polarized Broadband Planar Antenna and Channelizing Filter Bank for Millimeter Wavelengths

open access: yes, 2013
We describe the design, fabrication, and testing of a broadband log-periodic antenna coupled to multiple cryogenic bolometers. This detector architecture, optimized here for astrophysical observations, simultaneously receives two linear polarizations ...
Ade, Peter   +11 more
core   +1 more source

Efficient enhancements in spectral domain method to speed up open planar circuit analysis [PDF]

open access: yes, 1998
The spectral domain method is a very fast and powerful technique to analyse planar microwave circuits. Available techniques for simulating the excitation of open planar microwave circuits are not very effective at relatively low frequencies.
Balik, HH, Railton, CJ
core   +2 more sources

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