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A -119.2 dBc/Hz at 1 MHz, 1.5 mW, fully integrated, 2.5-GHz, CMOS VCO using helical inductors
2003 Edition, Volume 13, November 1, 2003 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This letter presents an implementation to reduce area occupation in designing voltage-controlled oscillators (VCOs) using a filtering technique. We applied a helical inductor to the noise filter in a 2.5-GHz CMOS VCO to reduce area occupation. Because...

A 0.6 v 1.6 mW fully integrated voltage- controlled oscillator in 90 nm CMOS aiming for the GPS L1 band
2004 Edition, January 1, 2004 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A fully integrated 0.6 V 2.6 mA VCO aimed for the GPS L1 band is realized in a 90 nm CMOS process. The VCO operates at 6.3 GHz and a divide-by-four circuit buffer provide the wanted 1575.42 MHz signal. The VCO has a measured phase noise of-103...

A 37 mW fully integrated GMSK modulator for DRRS standard in 0.6-/spl mu/m digital CMOS process
2002 Edition, Volume 49, July 1, 2002 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A prototype Gaussian minimum key shifting (GMSK) modulator for digital radio relay systems (DRRSs) standard without any external component has been designed and simulated in the 1.4 GHz frequency band in a 0.6 /spl mu/m CMOS process. The modulator including...

A 10-Gb/s -18.8 dBm Sensitivity 5.7 mW Fully-Integrated Optoelectronic Receiver With Avalanche Photodetector in 0.13-μm CMOS
Volume PP - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Avalanche photodetectors (APDs) improve the sensitivity of optoelectronic (O/E) receivers (RXs) due to their high multiplication gain and responsivity. When implemented monolithically with a CMOS transimpedance amplifier (TIA) on the same chip, they provide further advantages, such as...

Design Study of 10 MW REBCO Fully Superconducting Synchronous Generator for Electric Aircraft
Volume PP - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Future aircraft are expected to have low noise pollu-tion, low emission, and low fuel consumption. A fully turbo-electric propulsion system was proposed by NASA with these aims. The advantages of fully superconducting rotating machines are their weight and efficiency, owing to...

Design Study of 10 MW REBCO Fully Superconducting Synchronous Generator for Electric Aircraft
2019 Edition, Volume 29, August 1, 2019 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Future aircraft are expected to have low noise pollution, low emission, and low fuel consumption. A fully turbo-electric propulsion system was proposed by NASA with these aims. The advantages of fully superconducting rotating machines are their weight and efficiency, owing to...

Electromagnetic Design of 10 MW Class Fully Superconducting Wind Turbine Generators
2012 Edition, Volume 22, June 1, 2012 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

We have studied a 10 MW class fully superconducting synchronous machine for direct-drive wind turbine generators. This machine has been designed using two kinds of superconducting wires. Multifilament wires have been used for armature windings. The DC field coils of the machine rotor...

One-Decade Frequency Range, In-Phase Auto-Aligned 1.8 V 2 mW Fully Analog CMOS Integrated Lock-In Amplifier for Small/Noisy Signal Detection
2016 Edition, Volume 16, July 1, 2016 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

In this paper, we present a new fully analog integrated lock-in amplifier (LIA) for the accurate detection and the measurement of small, slow, and noisy signals, typical of sensors. The proposed LIA, designed as an integrated circuit in a 0.35...

A 184 mW Fully Integrated DVB-H Tuner With a Linearized Variable Gain LNA and Quadrature Mixers Using Cross-Coupled Transconductor
2007 Edition, Volume 42, April 1, 2007 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A fully integrated direct conversion DVB-H tuner is realized in a 0.5-mum SiGe BiCMOS technology. To meet the stringent linearity requirement while keeping low power consumption, novel linearization techniques for a variable-gain low-noise amplifier...

An 11 mm $^{2}$ , 70 mW Fully Programmable Baseband Processor for Mobile WiMAX and DVB-T/H in 0.12 $\ \mu$ m CMOS
2009 Edition, Volume 44, January 1, 2009 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

With the rapid evolution of wireless standards and increasing demand for multi-standard products, the need for flexible RF and baseband solutions is growing. Flexibility is required to be able to adapt to unstable standards and requirements without costly hardware re-spins, and also to enable...

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