Results 21 to 30 of about 18,313 (294)

Design of Fractal- Based Bandstop Filter for Microwave Radiation Leakage Reduction [PDF]

open access: yesEngineering and Technology Journal, 2017
There is a continuing concern over the risks associated with the use of microwave ovens because of the probable effects of the radiation leakage on the health of the individuals.
H Ahmed, J Ali, Ali Salim
doaj   +1 more source

Design and Characterization of a Planar Micro-Conveyor Device Based on Cooperative Legged Piezoelectric MEMS Resonators

open access: yesMicromachines, 2022
This paper reports the design, fabrication, and performance of a hybrid piezoelectric planar micro-conveyor based on Micro-Electromechanical Systems (MEMS) bridge resonators and featuring 3D-printed vertical legs.
Víctor Ruiz-Díez   +3 more
doaj   +1 more source

Resonant Pressure Micro Sensors Based on Dual Double Ended Tuning Fork Resonators

open access: yesMicromachines, 2019
This paper presents resonant pressure micro sensors based on dual double ended tuning fork (DETF) resonators, which are electrostatically excited and piezoresistively detected.
Yulan Lu   +8 more
doaj   +1 more source

Design of a Triple-band Microstrip Bandpass Filter with Wide Harmonic Suppression Based on Stepped-impedance Resonators

open access: yesRMUTL Engineering Journal, 2023
This paper presents a triple-band microstrip bandpass filter with a broad harmonic suppression based on stepped-impedance resonators. This stepped-impedance resonator structure reduces the microstrip open-loop halfwave length resonator filter's circuit ...
Thaweewong Akkaralaertsest   +4 more
doaj   +1 more source

Characteristics of a 9mm triple-beam tuning fork resonant sensor [PDF]

open access: yes, 2007
This paper describes the design and testing of the first miniaturised metallic triple-beam tuning fork resonant sensors for use in force, pressure and torque measurement applications. The new devices with 9mm length vibrating tines have resulted in over
Intiang, J   +3 more
core   +1 more source

Compact Multilayered Balanced-to-Balanced Dual- and Tri-Band Diplexers Based on Magnetically Coupled Open-Loop Resonators

open access: yesIEEE Access, 2022
Two new compact balanced-to-balanced diplexers composed of two multiband balanced bandpass filters in a multilayer configuration are proposed in this letter to perform dual- and tri-band responses.
Jose L. Medran del Rio   +4 more
doaj   +1 more source

A Design of Branch-Line Coupler with Harmonic Suppression and Size Reduction Using Closed-Loop and Open-Loop Resonators [PDF]

open access: yesRadioengineering, 2017
In this paper, a branch-line coupler using closed-loop and open-loop resonators with the operating frequency of 2.69 GHz is proposed. The designed microstrip circuit not only is able to suppress the second and the third unwanted harmonics but also ...
A. Abdipour, A. Abdipour, E. Zare
doaj  

Circularly Polarized Split Ring Resonator Loaded Slot Antenna

open access: yesAdvanced Electromagnetics, 2018
A compact circularly polarized printed slot antenna operating at 2.45 GHz is reported. The antenna consists of a pair of rotated square split ring resonators (SRR) inside a rectangular slot etched on the ground plane of an FR-4 dielectric substrate.
A. R. Parvathy   +2 more
doaj   +1 more source

Planar Shielded-Loop Resonators

open access: yes, 2014
The design and analysis of planar shielded-loop resonators for use in wireless non-radiative power transfer systems is presented. The difficulties associated with coaxial shielded-loop resonators for wireless power transfer are discussed and planar ...
Grbic, Anthony, Tierney, Brian B.
core   +1 more source

A Double-Ended Tuning Fork Based Resonant Pressure Micro-Sensor Relying on Electrostatic Excitation and Piezoresistive Detection

open access: yesProceedings, 2018
This study proposes a microfabricated resonant pressure sensor based on electrostatic excitation and low-impedance piezoresistive detection in which a pair of double-ended tuning forks were utilized as resonators for differential outputs.
Xiaoqing Shi   +6 more
doaj   +1 more source

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