Results 21 to 30 of about 467 (179)

Design of a 2 GHz Linear-in-dB Variable-Gain Amplifier with 80-dB Gain Range

open access: yesActive and Passive Electronic Components, 2014
A broadband linear-in-dB variable-gain amplifier (VGA) circuit is implemented in 0.18 μm SiGe BiCMOS process. The VGA comprises two cascaded variable-gain core, in which a hybrid current-steering current gain cell is inserted in the Cherry-Hooper ...
Zhengyu Sun, Yuepeng Yan
doaj   +1 more source

A Monolithically Integrated Silicon Modulator with a 10Gb/s 5Vpp or 5.6Vpp Driver in 0.25µm SiGe:C BiCMOS

open access: yesFrontiers in Physics, 2014
This paper presents as a novelty a fully monolithically integrated 10Gb/s silicon modulator consisting of an electrical driver plus optical phase modulator in 0.25µm SiGe:C BiCMOS technology on one chip, where instead of a SOI CMOS process (only MOS ...
Bernhard eGoll   +9 more
doaj   +1 more source

SiGe HBT wideband amplifier for millimeter wave applications

open access: yesJournal of Telecommunications and Information Technology, 2023
A wideband amplifier up to 50 GHz has been implemented in a 0.25 μm, 200 GHz ft SiGe BiCMOS technology. Die size was 0.7×0.73 mm2. The two-stage design achieves more than 11 dB gain over the whole 20 to 50 GHz band. Gain maximum was 14.2 dB at 47.5 GHz.
Marco Krˇcmar   +2 more
doaj   +1 more source

Design of linear low-noise amplifier for 802.11ac based on SiGe BiCMOS technology

open access: yesDianzi Jishu Yingyong, 2018
This paper presents a 802.11ac low-noise amplifier with bypass function integrated in 0.36 μm SiGe BiCMOS process. In order to meet the specifications of the criteria, the methods for optimizing noise, power gain and stability were given.
Wei Qidi   +3 more
doaj   +1 more source

Two proposed BiCMOS inverters with enhanced performance

open access: yesAin Shams Engineering Journal
The BiCMOS technology finds wide applications when driving heavy loads such as those associated with off-chip loads or long runs within the chip. In this paper, two novel BiCMOS inverters that depend on using Darlington BJT pairs are presented. Also, the
Sherif M. Sharroush, Yasser S. Abdalla
doaj   +1 more source

n-MOS Transistor Impact Ionization Boosted by Cumulative Stress Degradation in a 250-nm SiGe BiCMOS Technology

open access: yesIEEE Journal of the Electron Devices Society, 2023
We introduce experimental observations of impact ionization in an n-type MOSFET of a 250 nm SiGe BiCMOS technology when operated under an aging test setup at room temperature.
Edmundo A. Gutierrez-D.   +2 more
doaj   +1 more source

Design investigation to improve voltage swing and bandwidth of the SiGe driver circuit for a silicon electro-optic ring modulator [PDF]

open access: yesAdvances in Radio Science, 2015
This paper reports on a new SiGe driver IC to address the low breakdown voltage level of modern BiCMOS transistors. An optical modulator driver IC in SiGe 250 nm technology with a supply voltage of 4.5 V is presented.
A. Fatemi, H. Gaul, U. Keil, H. Klar
doaj   +1 more source

Optical Phased Arrays on Photonic Integrated Circuit Platforms: Challenges, Opportunities, and Future Applications

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Integrated optical phased arrays are emerging as scalable engines for solid‐state beam steering and programmable wavefront control. This Review maps the field from beam‐steering principles and core building blocks to material platforms, system‐level bottlenecks, and application frontiers, highlighting how heterogeneous integration, aperiodic ...
Jingwei Li   +7 more
wiley   +1 more source

Simulation of Interference‐Enhanced Raman Amplification for Advanced Microelectronic Applications

open access: yesphysica status solidi (a), Volume 223, Issue 8, 22 April 2026.
This work presents an open‐source tool modeling interference‐enhanced Raman intensities in any multilayered structures. Depending on the stack and laser source, constructive interferences can be exploited to improve strain or composition measurement.
D. Monteil   +9 more
wiley   +1 more source

Silicon-germanium for ULSI

open access: yesJournal of Telecommunications and Information Technology, 2000
The paper describes recent progress for the introduction of silicon-germanium, bipolar and field effect heterostructure transistors into mainstream integrated circuit application. Basic underlying concepts and device architectures which give rise to the
Steve Hall, Bill Eccleston
doaj   +1 more source

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