Compact microstrip low pass filter with flat group-delay using triangle-shaped resonators

A Kolahi, F Shama - AEU-International Journal of Electronics and …, 2018 - Elsevier
In this paper, a compact microstrip lowpass filter (LPF) using triangle-shaped resonators is
presented. The designed LPF includes three symmetric triangle-shaped resonators to …

Design of a novel low-pass filter cable utilizing a defected conductor transmission structure with cascaded isosceles U-shaped resonators

Z Liu, H Guo, X Qiu, Y Han - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article presents a novel low-pass filter cable with a layered structure, including an inner
cylinder dielectric, a defected conductor transmission structure (DCTS), a transmission …

A harmonic-suppressed high-efficiency class-F power amplifier with Elliptic-Function low-pass filter

M Hayati, F Shama - AEU-International Journal of Electronics and …, 2016 - Elsevier
In this paper, a novel method is developed in order to design a harmonic control circuit block
using a compact microstrip low-pass filter (LPF) for a P-HEMT class-F PA. The design …

Compact microstrip lowpass filter with wide stopband and sharp roll-off using tapered resonator

M Hayati, F Shama, H Abbasi - International Journal of Electronics, 2013 - Taylor & Francis
In this article, a novel microstrip lowpass filter (LPF) with specifications such as sharp cut-off,
wide stopband, low insertion loss and high return loss using tapered resonator is presented …

[PDF][PDF] A compact lowpass filter with ultra wide stopband using stepped impedance resonator

M Hayati, F Shama - Radioengineering, 2017 - radioeng.cz
In this paper, a compact asymmetric-shaped microstrip lowpass filter (LPF) using a stepped
impedance resonator is presented. An ultra wide stopband with high attenuation in the …

A harmonics suppressed microstrip cell for integrated applications

B Hiedari, F Shama - AEU-International Journal of Electronics and …, 2018 - Elsevier
In this paper, a very compact size microstrip suppressing cell is presented. The proposed
suppressing cell consists of symmetric modified semicircular patches as main resonator and …

Miniaturized microstrip lowpass filter using cylindrical-shaped resonators for integrated applications

MA Imani, F Shama, M Alirezapoori… - Analog Integrated Circuits …, 2018 - Springer
A novel compact microstrip lowpass filter is presented in this paper. The structure uses
stepped impedance and radial patches and it has the− 3 dB cut-off frequency at 4.39 GHz …

Compact microstrip lowpass filter using meandered unequal T-shaped resonator with ultra-wide rejection band

F Shama, M Hayati, M Ekhteraei - AEU-International Journal of Electronics …, 2018 - Elsevier
In this paper, a compact lowpass filter (LPF) with ultra-wide rejection band has been
presented. In fact, a novel meandered semi-hairpin resonator has been used and the …

Compact microstrip low-pass filter with wide stop-band using P-shaped resonator

M Hayati, M Validi, F Shama… - Journal of Microwaves …, 2016 - SciELO Brasil
This paper, a compact low-pass filter (LPF) with an Elliptic function response using P-
shaped resonators is presented. The LPF with simple structure results in the low insertion …

Compact lowpass filter with ultra-wide stopband rejection using meandered-slot dumbbell resonator

HL Cao, WB Ying, H Li, SZ Yang - Journal of Electromagnetic …, 2012 - Taylor & Francis
A novel meandered-slot dumbbell resonator for designing a compact lowpass filter (LPF)
with ultra-wide stopband rejection is presented. Compared with some other reported …