Results 1 to 10 of about 3,889 (120)
IIR Cascaded-Resonator-Based Complex Filter Banks
Acoustics, 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
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Dual-Narrowband/Wideband Filters Using Modified Coaxial Cavities With Large Frequency Ratios
IEEE 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
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The Automatic Design of Multimode Resonator Topology with Evolutionary Algorithms
Sensors, 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
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Miniaturised single‐layer bandpass filters using triple and quad‐mode patch resonators
IET 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
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Low-Profile and Low-Volume Split-Distributed Resonators and Filters
IEEE 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
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Nanomaterials, 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
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Design and simulation of metal-insulator-metal waveguide for filtering and sensor applications [PDF]
Journal 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
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Miniaturized Multiband Bandpass Filters Based on a Single Multimode Resonator Loading Branches
Discrete Dynamics in Nature and Society, 2022 In this paper, the operating mechanism of proposed bandpass filters with a single multimode resonator loaded with branches is introduced. Based on the design procedure, the center frequencies of the proposed bandpass filters can be controlled due to the ...
Jie Luo, Kaibo Shi, Shanshan Gao
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Miniaturized Microstrip Diplexer Based on FR4 Substrate for Wireless Communications
Elektronika 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
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Parametrically enhanced bandpass filters
IET Microwaves, Antennas & Propagation, 2021 This paper proposes a technique to enhance the quality factor (Q) of a resonator, which can then be used to realise bandpass filters (BPFs) with reduced insertion loss (IL) and improved passband selectivity.
Lap K. Yeung, Xiating Zou, Yuanxun Wang
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