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Proceedings ArticleDOI

Design of a frequency signal conditioning unit applied to rotating systems in high temperature aero engine control

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TLDR
A high temperature mixed signal unit capable of sensing wide dynamic range signals from rotating sensors and has been shown to function up to 235°Celsius with very high linearity of the output signal.
Abstract
This paper covers the development and testing of a high temperature mixed signal unit capable of sensing wide dynamic range signals from rotating sensors. This generates an output current proportional to the peak value of the applied input signal from a sensor. The developed unit includes a current peak detector block, a digital pulse generator and ESD protection. The digital data from the unit can be directly utilized by the FADEC (Full Authority Digital Electronic Control) system or the EHMS (Engine Health Monitoring System) on an aeroengine. This mixed signal system was designed and realized on 1 um Silicon-on-Insulator CMOS (Complementary Metal Oxide Semiconductor) technology and has been shown to function up to 235°Celsius with very high linearity of the output signal.

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Citations
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Journal ArticleDOI

Ordinary Optical Fiber Sensor for Ultra-High Temperature Measurement Based on Infrared Radiation

TL;DR: The main reason why the developed ordinary optical fiber sensor can work steadily for a long time at high temperature is the formation of β-cristobalite, which is stable at high-temperature.
Journal ArticleDOI

Design of Analog Signal Processing Applications Using Carbon Nanotube Field Effect Transistor-Based Low-Power Folded Cascode Operational Amplifier

TL;DR: In this article, different analog signal processing applications such as inverting amplifier, non-inverting amplifier, summer, subtractor, differentiator, integrator, half-wave and full-wave rectifiers, clipper, clamper, inverting and noninverting comparators, peak detector, and zero crossing detector are implemented using low-power folded cascode operational amplifier (op-amp) implemented using CNFET.
Book

High Temperature Electronics Design for Aero Engine Controls and Health Monitoring

TL;DR: High Temperature Electronics Design for Aero Engine Controls and Health Monitoring as mentioned in this paper contains details of state of the art design and manufacture of electronics targeted towards a high temperature aero-engine application.
Journal ArticleDOI

A High Temperature Frequency Signal Conditioning Unit for Aeronautical Rotating Systems

TL;DR: The mixed signal unit presented in this paper was designed and fabricated on 1 μm silicon-on-insulator (SOI) CMOS (complementary metal oxide semiconductor) technology and has been shown to function up to 235 ° Celsius with very high linearity of the output signal.
Proceedings ArticleDOI

A signal conditioning unit for high temperature applications

TL;DR: A high temperature signal conditioning unit for integration with temperature and strain gauge sensors is designed and fabricated on 1 μm Silicon-on-Insulator CMOS (Complementary Metal Oxide Semiconductor) technology.
References
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Journal ArticleDOI

High-speed CMOS circuit technique

TL;DR: It is shown that clock frequencies in excess of 200 MHz are feasible in a 3- mu m CMOS process, and a precharge technique with a true single-phase clock, which increases the clock frequency and reduces the skew problems, is used.
Journal ArticleDOI

A low-power wide-dynamic-range analog VLSI cochlea

TL;DR: In this article, an analog electronic cochlea that processes sounds over 6 orders of magnitude in intensity, and that dissipates 0.5 mW is presented, with the wide dynamic range achieved through the use of a wide-linear-range transconductance amplifier, of a low-noise filter topology, of dynamic gain control (AGC) at each cochlear stage, and of an architecture that they refer to as overlapping cascades.
Journal ArticleDOI

A low-power wide dynamic range envelope detector

TL;DR: In this article, a 75-dB 2.8-/spl mu/W 100-Hz-10-kHz envelope detector was proposed for low-power bionic implants for the deaf, hearing aids, and speech recognition front-ends.
BookDOI

Science and Technology of Semiconductor-On-Insulator Structures and Devices Operating in a Harsh Environment

TL;DR: In this paper, the authors present a simulation of SOI MOSFETs operating at high temperature and high energy ionizing radiation on silicon-on-insulator (SOSI) substrates.
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