Results 111 to 120 of about 3,422 (258)

Thermal Memory Effects on the Linearity of a GaAs PHEMT

open access: yes, 2004
This paper presents a comprehensive treatment of the nonlinear electro-thermal memory effect arising in a GaAs PHEMT. In particular is demonstrated the way with which the pure nonlinear electrical effect and the electro-thermal one combine and in turn determine a dispersive third-order intermodulation.
Accillaro, C.   +8 more
openaire   +3 more sources

Surface states on n-type Al0.24Ga0.76As characterized by deep-level transient spectroscopy [PDF]

open access: yes, 2001
Capacitance deep-level transient spectroscopy (DLTS) was used to study surface states on aluminum compounds. Two hole-like traps were observed in pseudomorphic high-electron-mobility transistor with a multifinger gate.
Balakrishnan   +28 more
core   +1 more source

A general neuro-space mapping technique for microwave device modeling

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
Accurate modeling of nonlinear microwave devices is critical for reliable design of microwave circuit and system. In this paper, a more general neuro-space mapping (Neuro-SM) method is proposed to fulfill the needs of the increased modeling complexity ...
Lin Zhu   +6 more
doaj   +1 more source

Boundary layer flow and heat transfer over a permeable shrinking sheet with partial slip [PDF]

open access: yes, 2010
The steady, laminar flow of an incompressible viscous fluid over a shrinking permeable sheet is investigated. The governing partial differential equations are transformed into ordinary differential equations using similarity transformation, before ...
Aman, Fazlina, Ishak, Anuar
core  

GaN HEMT DC I-V Device Model for Accurate RF Rectifier Simulation [PDF]

open access: yes, 2017
Recently, various high-efficiency RF rectifiers have been proposed. In this article, to improve the simulation accuracy of RF active rectifier circuits, a new device model for GaN HEMTs is proposed that improves the reproducibility of ID-VDS ...
Kazuhiko Honjo   +2 more
core   +2 more sources

Development of a 0.15 μm GaAs pHEMT Process Design Kit for Low-Noise Applications [PDF]

open access: gold, 2021
I. M. Dobush   +7 more
openalex   +1 more source

Design of an X-band high efficiency continuous-mode power amplifier

open access: yesDianzi Jishu Yingyong
To improve the bandwidth and efficiency of power amplifier, a monolithically integrated X-band high-efficiency continuous B/J power amplifier is designed based on the 0.25 μm GaAs pseudomorphic high electron mobility transistor (pHEMT) process ...
Liu Hanxiao   +3 more
doaj   +1 more source

A 20–40 GHz Harmonic Rejection Enhanced Frequency Doubler in 150 nm GaAs p-HEMT

open access: yesIEEE Access
This paper presents a broadband monolithic microwave integrated circuit (MMIC) frequency doubler within a 20-40GHz frequency operation range in a $0.15\mu $ m GaAs p-HEMT process.
Fengyun Chen   +3 more
doaj   +1 more source

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