Results 61 to 70 of about 453,146 (211)

Recent Advances in Microstrip Patch Antenna Optimization: Methods, Design Targets, and Emerging Trends

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
This systematic review synthesizes recent advances in Microstrip patch antennas (MPAs) optimization research, highlighting key design targets, optimization methodologies, performance trade‐offs, and application trends. The results demonstrate that MPA optimization is an inherently multivariable problem, with trade‐offs among antenna size, impedance ...
Madihah Zakaria   +6 more
wiley   +1 more source

Analytically Co‐Designed Absorption‐Diffusion Coding Metasurface for RCS Reduction

open access: yesMicrowave and Optical Technology Letters, Volume 68, Issue 10, October 2026.
ABSTRACT This work proposes a novel and simple design method for an absorption‐diffusion metasurface, combining a coding diffusion‐type metasurface with an absorbing layer. The diffusion and absorption properties are obtained through an analytical co‐design methodology derived from a straightforward Smith chart‐based construction.
Thomas Uguen   +5 more
wiley   +1 more source

An adaptive microstrip patch antenna for use in portable transceivers [PDF]

open access: yes, 1996
This paper describes an adaptive frequency tunable microstrip patch antenna. The introduction of an adaptive feedback loop enables the patch antenna to optimise the antenna-feed impedance match.
Railton, CJ   +5 more
core   +1 more source

Tunable Coplanar Ferroelectric Thin‐Film Microcapacitors for Integration into High‐Power Microwave Systems

open access: yesNano Select, Volume 7, Issue 10, October 2026.
Thin‐film ferroelectric microcapacitors are analyzed using full‐wave electromagnetic simulations to establish design rules linking material properties, geometry, and electrical performance. The relationships among ferroelectric permittivity, film thickness, dielectric tunability, and coplanar capacitor geometry are established.
Viktoriia E. Babicheva, Edl Schamiloglu
wiley   +1 more source

Analysis and control of harmonic radiation from active integrated oscillator antennas [PDF]

open access: yes, 2002
Harmonic radiation from microstrip patch oscillators is examined experimentally and theoretically using both a single and dual parallel-tuned circuit Van der Pol oscillator model.
Buesnal, GR   +5 more
core   +1 more source

Tolerance Considerations for MHMIC Manufacturing Process at Millimeter-Wave Band

open access: yesSensors
This paper investigates the manufacturing uncertainties at a 60 GHz millimeter-wave band for the monolithic hybrid microwave integrated circuits (MHMIC) fabrication process.
Chaouki Hannachi   +3 more
doaj   +1 more source

Circuit Modelling of Bandpass/Channel Filter with Microstrip Implementation

open access: yesIndonesian Journal of Electrical Engineering and Informatics (IJEEI), 2020
This paper presents a step-by-step approach to the design of bandpass/channel filters. A 3-pole Chebyshev bandpass filter (BPF) with centre frequency of 2.6 GHz, fractional bandwidth of 3%, passband ripple of 0.04321 dB and return loss of 20 dB has been designed, implemented, and simulated.
openaire   +2 more sources

Reconfigurable Terahertz Multi‐Harmonic Dual‐Combs

open access: yesNanophotonics, Volume 15, Issue 17, 11 September 2026.
Terahertz dual‐comb spectroscopy requires precise control of repetition frequencies. A reconfigurable dual‐comb system is realized on a single self‐detected quantum cascade laser platform, where harmonic order serves as a new tuning parameter. Switching among fundamental and harmonic states enables flexible multi‐heterodyne down‐conversion without ...
Xuhong Ma   +9 more
wiley   +1 more source

Investigation of the equivalent circuit parameters and design of a dual polarised dual frequency aperture coupled microstrip antenna [PDF]

open access: yes, 2013
This paper presents a simplified approach to the design of a single feed dual polarised, dual frequency (1.9 and 2.4 GHz) aperture coupled microstrip antenna. Using simulation and practical investigation, the coupling between the microstrip feed line and
Ghassemlooy, Zabih   +7 more
core   +1 more source

Fiber‐reinforced Liquid Metal Composites With Automated Circuit Fabrication for Structurally‐Integrated Power Transfer

open access: yesAdvanced Functional Materials, Volume 36, Issue 74, 14 September 2026.
Fiber‐reinforced liquid metal composites (FibRe LMCs) are introduced that combine GPa‐scale structural performance with digitally programmable electrical conductivity. Through automated CNC activation, conductive pathways and wireless power transfer circuits are fabricated directly within load‐bearing composites, enabling structurally integrated ...
John Joyce   +5 more
wiley   +1 more source

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