Results 1 to 10 of about 32,779 (303)

Ring-resonator-based wavelength filters [PDF]

open access: yes, 2006
Microring resonators (MR) represent a class of filters with characteristics very similar to those of Fabry–Perot filters. However, they offer the advantage that the injected and reflected signals are separated in individual waveguides, and in addition ...
Driessen, A., Geuzebroek, D.H.
core   +3 more sources

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

open access: yesRadioengineering, 2013
The electrical properties of single-walled carbon nanotube electrophoreses deposition on different types of gold-plated microstrip devices are investigated.
T. Stander, E. Diniz, S. Sinha
doaj   +2 more sources

Dual-Narrowband/Wideband Filters Using Modified Coaxial Cavities With Large Frequency Ratios

open access: yesIEEE Journal of Microwaves, 2022
This article presents two types of dual-narrowband/ wideband filters using modified coaxial cavities with large frequency ratios. The dual-narrowband/ wideband filters mean two dual-band bandpass filters, one of which is a dual-band ...
Zhi-Chong Zhang   +4 more
doaj   +1 more source

IIR Cascaded-Resonator-Based Complex Filter Banks

open access: yesAcoustics, 2023
The use of a filter bank of IIR filters for the spectral decomposition and analysis of signals has been popular for many years. As such, a new filter-bank resonator-based structure, representing an extremely hardware-efficient structure, has received a ...
Miodrag D. Kušljević   +3 more
doaj   +1 more source

Design and simulation of metal-insulator-metal waveguide for filtering and sensor applications [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2023
Plasmons in nanometer structures are caused by the interaction between electromagnetic waves and electrons on the metal surface. In this article, a comprehensive and detailed investigation of the effect of effective parameters on the performance of ...
Asieh Karimi   +2 more
doaj   +1 more source

Fluorescence Enhanced Optical Resonator Constituted of Quantum Dots and Thin Film Resonant Cavity for High-Efficiency Reflective Color Filter

open access: yesNanomaterials, 2021
Conventional color filters selectively absorb a part of the backlight while reflecting or transmitting other light, resulting in the problem of low efficiency and energy wasting.
Xiaochuan Chen   +4 more
doaj   +1 more source

The Automatic Design of Multimode Resonator Topology with Evolutionary Algorithms

open access: yesSensors, 2022
Microwave electromagnetic devices have been used for many applications in tropospheric communication, navigation, radar systems, and measurement. The development of the signal preprocessing units including frequency-selective devices (bandpass filters ...
Vladimir V. Stanovov   +3 more
doaj   +1 more source

Miniaturized Microstrip Diplexer Based on FR4 Substrate for Wireless Communications

open access: yesElektronika ir Elektrotechnika, 2021
In this paper, the miniaturized microstrip diplexer has been designed for dual channels based on FR4 substrate material. It consists of two bandpass filters (BPFs) functioning under dissimilar frequency bands coupled with a unified junction.
Hussein Ali Hussein   +2 more
doaj   +1 more source

Low-Profile and Low-Volume Split-Distributed Resonators and Filters

open access: yesIEEE Access, 2020
A new class of low-profile resonators, named split-distributed resonators is introduced in this paper. The newly proposed resonator family features high quality Q-factors and relies not only on the coupling among the constituent resonant elements, but ...
Senad Bulja, Dmitry Kozlov
doaj   +1 more source

Miniaturised single‐layer bandpass filters using triple and quad‐mode patch resonators

open access: yesIET Microwaves, Antennas & Propagation, 2023
The authors propose miniaturised single‐layer bandpass filters (BPFs) by utilising a kind of new triple‐ and quad‐mode patch resonators. The triple‐mode resonator consists of a shortened square patch and a loaded metallic via at the centre ...
Ke Gong   +6 more
doaj   +1 more source

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