Results 81 to 90 of about 2,410 (220)

A compact 60‐GHz on‐chip bandpass filter in GaAs technology

open access: yesElectronics Letters, Volume 60, Issue 7, April 2024.
A compact 60‐GHz on‐chip bandpass filter (BPF) is presented using gallium arsenide (GaAs) technology. The measurements show that it has a centre frequency of 60.2 GHz with a bandwidth of 14%, and the minimum insertion loss (IL) within the passband is 2.57 dB. The chip size, excluding the feedings, is about 0.265 mm × 0.184 mm. Abstract A compact 60‐GHz
Kai‐Da Xu   +3 more
wiley   +1 more source

The MMIC design of GaAs bi-phase voltage variable attenuator

open access: yesDianzi Jishu Yingyong, 2019
A 13~16 GHz bi-phase voltage variable attenuator(VVA) based on 0.25 μm gallium arsenide pseudomorphic high electron mobility transistors(GaAs pHEMT) process is presented.
Yuan Yifei, Zhang Bo
doaj   +1 more source

On-wafer I/V measurement setup for the characterization of low-frequency dispersion in electron devices [PDF]

open access: yes, 2004
Large-signal dynamic modelling of 111-V FETs cannot he simply based on DC i/v characteristics, when accurate performance prediction is needed. In fact, dispersive phenomena due to self-heating and/or traps (surface state densities and deep level ...
Filicori, F.   +4 more
core   +1 more source

Precise Characterization and Multiobjective Optimization of Low Noise Amplifiers [PDF]

open access: yes, 2015
Although practically all function blocks of the satellite navigation receivers are realized using the CMOS digital integrated circuits, it is appropriate to create a separate low noise antenna preamplifier based on a low noise pHEMT. Such an RF front end
Cerny, D.   +7 more
core   +2 more sources

A comprehensive packaging solution from DC to 113 GHz for InGaAs amplifiers

open access: yesElectronics Letters, Volume 60, Issue 6, March 2024.
This letter describes an ultra‐broadband amplifier package operating from DC to 113 GHz, boasting a 12.5 dB average gain. It employs InGaAs amplifier IC in metamorphic high‐electron‐mobility‐transistor technology, mounted on an aluminum submount for low thermal resistance, with 1 mm connectors for ease of use.
Luca Valenziano   +6 more
wiley   +1 more source

Thermal Characteristic Investigation for a Multichip Module Based on APDL

open access: yesInternational Journal of RF and Microwave Computer-Aided Engineering, Volume 2024, Issue 1, 2024.
Aiming at the failure problems of integrated circuit (IC) caused by higher package density, thinner package, and more heat sources, taking a multichip module (MCM) for receiver front end as an example, the 3‐D model is established based on ANSYS Parametric Design Language (APDL).
Qian Lin   +4 more
wiley   +1 more source

A V-Band Integrated Receiver Front-End Based on 0.15 μm GaAs pHEMT Process for Passive Millimeter-Wave Imaging

open access: yesIEEE Access, 2022
The design, analysis, implementation and measurement of an integrated V-band receiver front-end based on $0.15~\mu \text{m}$ GaAs pHEMT process are presented in this paper.
Jianhao Gong   +5 more
doaj   +1 more source

Upgrade of the Cold Electronics of the ATLAS HEC Calorimeter for sLHC [PDF]

open access: yes, 2009
The signal amplification and summation electronics of the ATLAS Hadronic End-cap Calorimeter (HEC) is operated at the circumference of the HEC calorimeters inside the cryostats in liquid argon.
Dannheim, D   +7 more
core   +1 more source

High-speed pHEMT-based low noise amplifier for 2.4-GHz wireless communication

open access: yesJournal of Electronic Science and Technology
In the era of rapidly expanding wireless technologies, the push for larger spectrum efficiency and better signal integrity has intensified the need for high-efficient and low noise amplifiers (LNAs). A two-stage LNA based on the GaAs/InGaAs pseudomorphic
Omar S. Abdulwahid   +4 more
doaj   +1 more source

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