Results 81 to 90 of about 619,521 (212)

A Fully Automated Robotic System for Tuning Optimization of RF Cavity Filter

open access: yesJournal of Field Robotics, Volume 42, Issue 6, Page 2826-2852, September 2025.
ABSTRACT The advancements in radar systems, electronic warfare, and telecommunication industries have generated a substantial demand for microwave filters. Among these, cavity filters have conventionally served in transmitters and receivers, facilitating the passage of desired signals in the passband while effectively rejecting harmonics and spurious ...
Yarkin Yigit, Engin Afacan
wiley   +1 more source

A Miniaturize Bandpass Filter with Harmonic Suppression Using Meandered Quarter-Wavelength Resonators

open access: yesInternational Journal of Antennas and Propagation, 2014
A miniaturized bandpass filter with harmonics suppression is presented. The proposed filter consists of two quarter-wavelength microstrip resonators, which are meandered for circuit size reduction. An interdigital capacitor, loading at zero-voltage point,
Yun-Long Lu   +4 more
doaj   +1 more source

Investigation on Microstrip Filters with CSRR Defected Ground Structure

open access: yesAdvanced Electromagnetics, 2016
This paper consists the design studies of complementary split ring resonator (CSRR) defected ground structure (DGS) microstrip filter with low insertion loss in the passband and high rejection in stopband with a comparison of various CSRR-DGS structure ...
A. Kumar, R. Patel, M. V. Kartikeyan
doaj   +1 more source

A Novel Method to Design Stub-loaded Microstrip Filters with Arbitrary Passband Based on the Reflection Theory and Monte Carlo Method [PDF]

open access: yesRadioengineering, 2019
In this paper, a novel method for microstrip filters with arbitrary passband design is proposed. A kind of stub-loaded microstrip filter with asymmetric structure is proposed.
Y.H. Ma   +4 more
doaj  

Tuning the Resonance Frequency and Miniaturization of a Novel Microstrip Bandpass Filter

open access: yesThe Journal of Engineering Research, 2018
In this paper, a compact microstrip bandpass filter is designed using two open loop resonators. In order to obtain a tunable bandpass response with low insertion loss, two stubs are loaded inside them.
Abbas Rezaei, Leila Noori
doaj   +1 more source

A Novel Balanced Nonreciprocal Bandpass Filter Based on Stepped-Impedance Resonator and Time-Modulated Resonator [PDF]

open access: yesRadioengineering
A novel balanced nonreciprocal bandpass filter based on the stepped impedance resonator and the time-modulated resonator is proposed in this paper. The balanced nonreciprocal bandpass filter is fabricated on a single PCB board, and the compact structure ...
P. Han, Z. Wang, H. Liu, M. Gao, S. Fang
doaj  

Substrate Integrated Waveguide Bandpass Filter dengan Complementary Split Ring Resonator

open access: yesJurnal Rekayasa Elektrika, 2019
Substrate integrated waveguide (SIW) is a technique to implement waveguide into microstrip material that can be applied to filter, antenna, mixer, coupler, and so on.
Dian Widi Astuti   +2 more
doaj   +1 more source

13.3 GHz YBCO microstrip bandpass filter

open access: yesElectronics Letters, 1992
The design and development of a 13.3 GHz three-pole Chebyshev bandpass filter using a YBa2Cu3O7−δ thin film on an MgO substrate is described. An insertion loss of 0.2 dB at the centre frequency and an unloaded Q of 2800 are obtained at 77 K. The measured characteristics are better than other high-temperature superconductor planar filters so far ...
F. Suginosita   +6 more
openaire   +1 more source

Miniaturized microstrip bandpass filter based on adjacent-nonadjacent coupling

open access: yesDianzi Jishu Yingyong, 2018
A miniaturized microstrip bandpass filter is presented. The proposed filter consists of four folded stepped-impedance resonators. As compared with its corresponding conventional uniform-impedance resonator or stepped-impedance resonator counterparts, the
Rao Xiaohong   +4 more
doaj   +1 more source

Microwave Diplexer Purely Based on Direct Synchronous and Asynchronous Coupling [PDF]

open access: yesRadioengineering, 2016
A diplexer realized purely based on direct coupling is presented. No cross-coupling is involved in the design process. The microwave diplexer is achieved by coupling a dual-band bandpass filter onto two individual channel filters.
A. O. Nwajana, K. S. K. Yeo
doaj  

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