Results 1 to 10 of about 461 (116)

MULTI-RESONATOR DUAL-BAND FILTERS ON DIELECTRIC RESONATORS

open access: yesInformation and Telecommunication Sciences, 2015
In the current article the concept of multi-resonator dual-band filter has been described. The dual-band filters based on three and four rectangular dielectric resonators have been synthesized that functionate in  ТЕ01δ  and ТЕ02δ modes.
Tatyana V. Pidhurska
doaj   +3 more sources

Design and analysis of dual band pass filter

open access: yesSustainable Engineering and Innovation, 2020
In this work dual band meandered line bandpass filter is designed and simulated. Anlaysis are done while changing specific parameters, which includes mostly geometry and some material characteristics like dieletric thickness and metal types.
Amina Puran, Şehabeddin Taha İmeci
doaj   +3 more sources

Improved Designs for Highly Integrated Lowpass–Bandpass Filters

open access: yesIEEE Access, 2023
This study presents three dual-band lowpass–bandpass filters. The first handles lowpass and bandpass bands through its fifth-order and third-order Chebyshev filter responses, respectively.
Pu-Hua Deng   +3 more
doaj   +1 more source

Integrated Dual-Band Filtering/Duplexing Antennas [PDF]

open access: yesIEEE Access, 2018
In this paper, the state-of-the-art integrated filtering antennas with dual-band operation are first reviewed. Then, two designs of dual-band microstrip filtering antennas with a low frequency-ratio are presented. The 1st design is a dual-band dual-polarization (DBDP) antenna with a frequency ratio of 1.2 on a single patch, by employing the coupled ...
Chun-Xu Mao   +6 more
openaire   +2 more sources

Dual Pass Band Filter using Quad Stub Loaded Uniform Impedance Resonator

open access: yesAdvanced Electromagnetics, 2022
A low loss, highly selective and miniaturized dual pass band filter for the wireless (WiMAX, WLAN) application is proposed in this paper. The filter is designed with Multimode resonators, constructed with Uniform Impedance Resonator (UIR) and multiple ...
A. Neogi, J. R. Panda
doaj   +3 more sources

Dual-Band Bandpass Coaxial Cavity Filters With Controllable Center Frequencies and Bandwidths Using F-Shaped Resonators

open access: yesIEEE Journal of Microwaves, 2023
In this study, a novel dual-band bandpass coaxial cavity filter with large design freedoms for center frequencies and bandwidths is proposed by introducing F-shaped dual-mode resonators.
Wenhao Li, Yun Liu, Shanhui Pei
doaj   +1 more source

Compact Dual-Band Bandpass Filter Using U-Shaped Stepped-Impedance Resonators with Parallel Coupled Structures [PDF]

open access: yesJournal of the Korean Institute of Electromagnetic Engineering and Science, 2018
This paper proposes a dual-band bandpass filter using stepped-impedance resonators (SIRs) with parallel coupled structures. The proposed filter adopts U-shaped SIRs with parallel coupled lines (PCLs) that have interdigital and comb-line shorted ends. The
Gyuje Sung
doaj   +1 more source

0.7-1.0-GHz Switchable Dual-/Single-Band Tunable Bandpass Filter Using a Switchable J-Inverter

open access: yesIEEE Access, 2021
Cognitive radios require tunable band-switchable bandpass filters to respond to the dynamically changing operating frequencies in cognitive systems.
Young-Ho Cho   +2 more
doaj   +1 more source

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

Miniaturized Dual-Band Bandpass Filter With Sharp Roll-Off Using Ring-Loaded Resonator

open access: yesIEEE Access, 2020
In this paper, a miniaturized dual-band bandpass filter (BPF) with good selectivity based on ring-loaded resonator (RLR) and 0° feed structure is proposed.
Daotong Li   +3 more
doaj   +1 more source

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