Results 41 to 50 of about 7,267 (227)

Microstrip dual-band bandpass filter using U-shaped resonators [PDF]

open access: yes, 2016
Coupled resonators are widely used in the design of filters with dual-passband responses. In this paper, we present a dual-band bandpass filter using only couplings between adjacent resonators without cross-couplings.
Ogbodo, E., Wang, Yi, Yeo, Kenneth S. K.
core   +1 more source

Design of Dual-Bandpass Hybrid Waveguide–Microstrip Microwave Filters [PDF]

open access: yesIEEE Transactions on Microwave Theory and Techniques, 2008
A simple dual-bandpass filtering structure is pro- posed. The filter is implemented by means of a new hybrid waveguide­microstrip technology. The novelty of the structure is that it combines two standard printed microstrip coupled line resonators, with a resonance of the base waveguide cavity, to implement a dual-band operation. Important aspects about
Martínez Mendoza, Mónica   +3 more
openaire   +3 more sources

Spoof Surface Plasmon Polaritons in Terahertz Integrated Circuits

open access: yesAdvanced Photonics Research, Volume 7, Issue 5, May 2026.
Terahertz integrated circuits (THz ICs) face challenges from wavelength‐scale dimensions and parasitic effects. Spoof surface plasmon polaritons (SSPPs) provide strong confinement and enhanced near fields, enabling novel transmission and modulation mechanisms.
Xuanru Zhang, Ze Kai Wang, Tie Jun Cui
wiley   +1 more source

PENUMBUHAN LAPISAN FILM TEBAL Ag, Pd/Ag, DAN Au DENGAN MENGGUNAKAN METODE SCREEN PRINTING YANG DIAPLIKASIKAN SEBAGAI MIKROSTRIP BANDPASS FILTER [PDF]

open access: yes, 2015
Telah dilakukan pembuatan film tebal Ag, Pd/Ag, dan Au untuk aplikasi bandpass filter dalam bentuk mikrostrip dengan metode screen printing Penelitian dilakukan dengan membuat 3 bandpass filter dengan masing-masing menggunakan pasta Au, Ag dan Pd/Ag ...
Utari, Listya
core  

Taxonomy of IMT Interference on Aeronautical Systems

open access: yesRadio Science, Volume 61, Issue 4, April 2026.
Abstract The rapid deployment of 5G and future 6G networks has raised concerns about interference with critical aeronautical systems, particularly radio altimeters and Wireless Avionics Intra‐Communications (WAIC). This paper offers a comprehensive taxonomy of the 5G/6G signal interference mechanisms, operational impacts, and mitigation strategies in ...
Valéria C. M. N. Leite, Alison Moraes
wiley   +1 more source

Scalable macromodelling methodology for the efficient design of microwave filters [PDF]

open access: yes, 2016
The complexity of the design of microwave filters increases steadily over the years. General design techniques available in literature yield relatively good initial designs, but electromagnetic (EM) optimisation is often needed to meet the specifications.
Caenepeel, Matthias   +5 more
core   +1 more source

Adapting Mixer Metamaterials With a Metasurface Absorber

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This study investigates mixer metasurfaces, which use a top frequency‐selective surface (FSS) mixer and a transmission line local oscillator (LO) layer, to optimise the upconversion of signals. Experimental and simulated results detail how input signals (e.g., 2.1–4.45 GHz) on the LO layer switch diodes on the mixer layer, and the structure is ...
Douglas A. Bowe   +2 more
wiley   +1 more source

Tunable Filtenna With DGS Loaded Resonators for a Cognitive Radio System Based on an SDR Transceiver

open access: yesIEEE Access, 2022
This paper introduces the design of a filtenna for cognitive radio systems. Four varactor diodes, which are inserted in the bandpass filter, are used to achieve the desired tunability.
Ahmed A. Ibrahim   +4 more
doaj   +1 more source

Dual mode microstrip open loop resonator and filter for wireless lan applications [PDF]

open access: yes, 2013
Bandpass filters play a significant role in wireless communication systems. Transmitted and received signals have to be filtered at a certain center frequency with a specific bandwidth. The major problem in design microstrip bandpass filter is to get
Nik Mustaffa, Nik Khatijah
core  

RF MEMS Based Tunable Bowtie Shaped Substrate Integrated Waveguide Filter [PDF]

open access: yes, 2015
A tunable bandpass filter based on a technique that utilizes substrate integrated waveguide (SIW) and double coupling is presented. The SIW based bandpass filter is implemented using a bowtie shaped resonator structure.
Baharudin, Z.   +4 more
core   +1 more source

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