Results 11 to 20 of about 666,483 (294)

Design of Near Perfect Reconstruction Oversampled Filter Banks for Subband Adaptive Filters [PDF]

open access: yes, 1999
In this brief, a design algorithm for real-valued and complex-valued oversampled filter banks which yield a low level of inband alias and enable simple subband adaptiv structures is presented.
Weiss, Stephan   +4 more
core   +4 more sources

Dielectric resonators and filters for cellular base-stations [PDF]

open access: yes, 2003
The investigation into three types of dielectric resonators for use in base-station filtering applications is presented. The triple-mode cubic TE016 resonator is shown to have good performance for high Q applications.
Walker, Vanessa Evelyne Guillemette
core   +5 more sources

A low profile cylindrical cavity dual-band bandpass filter with short-circuited metal pillars

open access: yesAlexandria Engineering Journal, 2023
This paper presents a low profile cylindrical cavity quadruple-mode dual-band bandpass filter. Five short-circuited metal pillars are loaded in a cylindrical cavity to change the electric field distributions of the original resonant modes.
Dong-Sheng La   +3 more
doaj   +1 more source

Design of microstrip quint‐band lowpass–bandpass filters with flexible passband allocation

open access: yesIET Microwaves, Antennas & Propagation, 2022
In this paper, newly proposed microstrip quint‐band lowpass–bandpass filters are presented. The lowpass filter structure comprises a meandered transmission line and modified T‐shaped resonators.
Chia‐Lian Wu, Wen‐Hua Tu
doaj   +1 more source

The impact of anti-reflective coating and optical bandpass interference filter on solar cell electrical-thermal performance

open access: yesJournal of Mechanical Engineering and Sciences, 2021
Solar cells utilize only the visible region of the electromagnetic spectrum to generate electricity. A great reduction in the temperature of a solar cell resulting from filtering infrared and ultraviolet wavelengths will eventually lead to an increase ...
Justin C-K Tay   +2 more
doaj   +1 more source

Compact UWB bandpass filter with reconfigurable notched band [PDF]

open access: yes, 2013
A compact bandpass filter is presented for ultra-wideband (UWB) applications with a reconfigurable notched band to reject unwanted signals from the WiMAX systems. A single pin diode is used for the purpose of switching the notch.
Budimir, D.   +4 more
core   +1 more source

A step-by-step approach to bandpass/channel filter design

open access: yes, 2021
This paper presents a step-by-step approach to the design of bandpass/channel filters. The paper serves as a reference source to microwave stakeholders with little or no filter design experience.
Nwajana, Augustine, Augustine O. Nwajana
core   +1 more source

Miniature Quasi-Lumped-Element Wideband Bandpass Filter at 0.5–2-GHz Band Using Multilayer Liquid Crystal Polymer Technology [PDF]

open access: yes, 2012
Miniature wideband bandpass filters are proposed using multilayer liquid crystal polymer (LCP) technology to coverthe very low-frequency band of 0.5–2 GHz.
Hong, Jia-Sheng, Qian, Shilong
core   +1 more source

New Transparent Bandpass Filter Using Aluminum Thin-Film Micromesh Structure

open access: yesIEEE Access, 2019
In this study, we present the new transparent coplanar waveguide (CPW) bandpass filter using aluminum (Al) thin film micromesh structure. The filter is prepared by the semiconductor process of dc sputtering and standard lift-off technology.
Tzu-Chun Tai   +4 more
doaj   +1 more source

Desain dan Realisasi Filter Bandpass Mikrostrip Dengan Struktur Hairpin

open access: yesJurnal Elektronika dan Telekomunikasi, 2016
Kebutuhan akan sebuah filter dalam sebuah rangkaian elektronik mutlak diperlukan, dikarenakan sesuai dengan fungsi filter adalah meloloskan frekuensi yang diinginkan dan akan menahan frekuensi yang tidak diinginkan.
Teguh Praludi, Yaya Sulaeman
doaj   +1 more source

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