期刊: MICROWAVE JOURNAL, 2021; 64 (5)
Two multi-modulus programmable frequency dividers (MMPFDs) with improved performance consist of eight stages of emitter-coupled logic (ECL) dual-modul......
期刊: MICROWAVE JOURNAL, 2021; 64 (4)
A miniaturized microstrip ultra-wideband (UWB) bandpass filter with dual notched bands and improved out-of-band rejection uses a modified square ring ......
期刊: MICROWAVE JOURNAL, 2021; 64 (2)
We report the investigation of gamma irradiation effects on the collector-emitter saturation voltage of InGaP/GaAs heterojunction bipolar transistors ......
期刊: MICROWAVE JOURNAL, 2021; 64 (3)
A broadband, high efficiency, class J power amplifier (PA) design uses the relationship between drain efficiency and the ratio of drain-source capacit......
期刊: MICROWAVE JOURNAL, 2020; 63 (1)
A 28 GHz beam steering cavity-backed slot antenna array for 5G cellular phones was implemented in the metallic casing of a mobile phone. The antenna a......
期刊: MICROWAVE JOURNAL, 2019; 62 (5)
A compact dual-band linearly and circularly polarized monopole antenna employs an inverted L-shape and an asymmetric ground plane fed by a coplanar wa......
期刊: MICROWAVE JOURNAL, 2019; 62 (6)
This article describes an approach to extend the bandwidth of power amplifiers (PA) designed using resistive-reactive series of continuous class F mod......
期刊: MICROWAVE JOURNAL, 2019; 62 (7)
An accurate and flexible large-signal model based on an analysis of the characteristics of InP heterojunction bipolar transistors (HBT) is implemented......
期刊: MICROWAVE JOURNAL, 2019; 62 (12)
Massive MIMO (mMIMO) phase and amplitude controlled networks are the key RF technology of 5G. However, available phase shifters and attenuators that p......
期刊: MICROWAVE JOURNAL, 2019; 62 (8)
A dual-band continuous inverse class F mode power amplifier (PA) operates efficiently with a resistive third harmonic termination. Analysis predicts t......
期刊: MICROWAVE JOURNAL, 2019; 62 (8)
An antenna for WiMAX at 3.7 GHz and WLAN at 5.8 GHz consists of an asymmetric triangular metamaterial structure fed by coplanar waveguide (CPW). The c......
期刊: MICROWAVE JOURNAL, 2019; 62 (11)
A 1.5 to 2.6 GHz broadband power amplifier (PA) based on a GaN HEMT is designed to achieve high-power and efficiency. The transistor's gate-source par......
期刊: MICROWAVE JOURNAL, 2018; 61 (3)
A novel, two-layer, stacked, high gain, microstrip, cylindrical conformal antenna based on planar cross snowflake fractal patches exhibits high gain a......
期刊: MICROWAVE JOURNAL, 2018; 61 (3)
In-phase/quadrature-phase (I/O) errors in the implementation of a digital predistortion (DPD) system based on a direct-conversion structure have prove......