High-efficiency low voltage inverse class-F power amplifier design based on harmonic control network analysis

M Ekhteraei, M Hayati, F Shama - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A high-efficiency inverse Class-F (Class-F-1) power amplifier (PA) with a low voltage pHEMT
is presented in this paper. The design process is based on a novel harmonic control network …

A new design for mode transfer-based harmonic tuned power amplifier (MHPA)

M Chegini, J Yavandhasani, M Kamarei - AEU-International Journal of …, 2022 - Elsevier
Available onlineThis paper presents the design, implementation and measurement results
for a 0.8–2.1 GHz Mode transfer-based Harmonic tuned Power Amplifier (MHPA). The …

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 …

Systematic design of hybrid high power microwave amplifiers using large gate periphery GaN HEMTs

M Forouzanfar, M Joodaki - AEU-International Journal of Electronics and …, 2018 - Elsevier
In this paper, a design methodology for realization of hybrid microwave power amplifiers
(PAs) using discrete GaN HEMTs is systematically explained. High power solid-state …

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 …

A lowpass filter implementation with an ultra sharp transition band and extended stopband bandwidth based on even-mode and odd-mode analysis of lumped circuits

S Soroush, E Abdi - AEU-International Journal of Electronics and …, 2022 - Elsevier
In this paper, a microstrip lowpass filter employing a T-shaped resonator and high-
impedance curved bend transmission lines loaded by rectangular patches operating at 2.4 …

A concurrent dual-band continuous Class-F power amplifier with intermodulation impedance tuning: Analysis and design technique

M Shariatifar, M Jalali, A Abdipour - AEU-International Journal of …, 2019 - Elsevier
In this paper, first the behaviour of dual-band continuous class-F (Class-CF) power
amplifiers under concurrent input drive at both bands are studied. Then, a novel structure …

A high-efficiency narrow-band class-F power amplifier integrated with a microstrip suppressing cell

M Hayati, F Shama - Analog Integrated Circuits and Signal Processing, 2017 - Springer
In this paper, a high-efficiency class-F power amplifier (PA) is designed using integration
between a low voltage p-HEMT transistor and a miniaturized microstrip suppressing cell. It …