Results 31 to 40 of about 17,794 (219)

An Analytical Scalable Lumped-Element Model for GaN on Si Inductors

open access: yesIEEE Access, 2020
In this paper, a wide-band distributed model that can approximate the behaviour of square and octagonal inductors, both with and without tapering, is presented.
Mario San Miguel Montesdeoca   +5 more
doaj   +1 more source

Comparative study of Au and Ni/Au gated AlGaN/GaN high electron mobility transistors

open access: yesAIP Advances, 2019
This paper presents the electrical comparison of Au and Ni/Au gated HEMT devices and diodes. Au Schottky diodes on an AlGaN/GaN heterostructure exhibit better electrical performance in comparison to conventional Ni/Au diodes with an improved Schottky ...
Ajay Kumar Visvkarma   +6 more
doaj   +1 more source

High Dynamic-Range and Very Low Noise K-Band p-HEMT LNA MMIC for LMDS and Satellite Communication [PDF]

open access: yes, 2001
An excellent noise figure and high linearity, K-band p-HEMT LNA MMIC, that incorporates single-bias configuration and negative feedback circuit, has be en developed for LMDS (Local Multi-point Distribution Service) and satellite communication.
Fukaya, J.   +3 more
core   +1 more source

Design of X-Band GaN LNA MMIC with Switched Impedance Network for Improved Noise Figure [PDF]

open access: yesJournal of Electromagnetic Engineering and Science
In this work, an X-band gallium nitride (GaN) low-noise amplifier (LNA) monolithic microwave integrated circuit (MMIC) with a switched impedance network for improved noise performance is designed and fabricated using a 0.25 μm GaN WIN-semiconductor ...
Byeong-Uk Lee
doaj   +1 more source

Cryogenic probe station for on-wafer characterization of electrical devices [PDF]

open access: yes, 2012
A probe station, suitable for the electrical characterization of integrated circuits at cryogenic temperatures is presented. The unique design incorporates all moving components inside the cryostat at room temperature, greatly simplifying the design and ...
Cleary, Kieran   +2 more
core   +1 more source

Research progress on terahertz integrated power amplifier

open access: yesDianzi Jishu Yingyong, 2019
In this paper, the current development status and bottleneck problems of terahertz science and technology are presented. The emphasis of discussion is on research progress of the core component in terahertz circuits, monolithic integrated power amplifier.
Han Jiangan, Cheng Xu
doaj   +1 more source

Ultra-Wideband Asymmetric Impedance Transformer Design for High-Power Amplifier MMICs [PDF]

open access: yesJournal of Electromagnetic Engineering and Science
In this study, an asymmetric impedance transformer is proposed for broadband high-power amplifier (HPA) monolithic microwave-integrated circuits (MMICs).
Jihoon Kim
doaj   +1 more source

A Wideband High-Efficiency GaN MMIC Power Amplifier for Sub-6-GHz Applications

open access: yesMicromachines, 2022
The monolithic microwave integrated circuit (MMIC) power amplifiers serve an essential and critical role in RF transmit/receive (T/R) modules of phased array radar systems, mobile communication systems and satellite systems.
Liulin Hu   +6 more
doaj   +1 more source

Terahertz Microstrip Elevated Stack Antenna Technology on GaN-on-Low Resistivity Silicon Substrates for TMIC [PDF]

open access: yes, 2016
In this paper we demonstrate a THz microstrip stack antenna on GaN-on-low resistivity silicon substrates (ρ < 40 Ω.cm). To reduce losses caused by the substrate and to enhance performance of the integrated antenna at THz frequencies, the driven patch ...
Benakaprasad, B.   +7 more
core   +1 more source

Time domain reflectometry applied to MMIC passive component modeling [PDF]

open access: yes, 1989
The time domain facilities of a network analyzer, combined with the tools of network synthesis, were recently used for experimental modeling of discontinuities in an S-parameter measurement set, so as to allow the instrument calibration directly to the ...
Beccari, C.   +2 more
core   +1 more source

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