A CMOS based low power digitally controlled oscillator design with MOS varactor
Sign Up to like & getrecommendations! Published in 2019 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-019-01476-0
Abstract: AbstractWith the shift from traditional analog circuit designs to an all-digital intensive approach, the all-digital Phase-locked loops (ADPLLs) have become more attractive in digital communication systems. Digitally controlled oscillators (DCO) are the key components of… read more here.
Keywords: dbc; digitally controlled; power; output ... See more keywords
Implementation and application of digitally controlled piezoelectric vibration absorbers to truss structures
Sign Up to like & getrecommendations! Published in 2019 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2018.05.052
Abstract: Abstract The aim of this study involves implementing adaptive PVAs by adjusting their characteristics in orbit. Specifically, the results of the study focus on the implementation of digitally controlled PVAs and demonstrate their performance in… read more here.
Keywords: vibration; truss structures; natural frequency; digitally controlled ... See more keywords
A Flexible Digitally Controlled Oscillator Structure to Reconfigure the Frequency Band in Multi-band RF AD-PLL System
Sign Up to like & getrecommendations! Published in 2021 at "IETE Journal of Research"
DOI: 10.1080/03772063.2021.1977190
Abstract: Reconfigurable architectures are more prominent in modern-day multi-band radio systems. This work has been conceptualized for a flexible 8-bit digitally controlled oscillator (DCO) design to suit r... read more here.
Keywords: controlled oscillator; digitally controlled; multi band; band ... See more keywords
A Low-ppm Digitally Controlled Crystal Oscillator Compensated by a New 0.19-mm2 Time-Domain Temperature Sensor
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2016.2623744
Abstract: A low-ppm digitally controlled crystal oscillator (DCXO) in a Pierce readout topology with a new 0.19-mm2 CMOS time-domain temperature sensor (TDTS) circuit for temperature compensation is designed and fabricated in this paper. The Pierce readout… read more here.
Keywords: low ppm; temperature; digitally controlled; temperature sensor ... See more keywords
A 4-MHz Digitally Controlled Voltage-Mode Buck Converter With Embedded Transient Improvement Using Delay Line Control Techniques
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2020.3012014
Abstract: In this article, a digitally controlled voltage-mode buck converter with embedded transient improvement using delay line-based control techniques is presented. Two voltage-controlled delay lines (VCDL’s) are used to convert the difference between the feedback and… read more here.
Keywords: transient; voltage; output; buck converter ... See more keywords
Digitally controlled microwave frequency comb based on Mach–Zehnder modulator and pulse signals
Sign Up to like & getrecommendations! Published in 2020 at "Optical Engineering"
DOI: 10.1117/1.oe.59.4.046110
Abstract: Abstract. We propose a scheme of a digitally controlled microwave frequency comb (MFC) based on a Mach–Zehnder modulator (MZM) and pulse signals. In the proposed scheme, an MZM is driven by a periodic pulse signal… read more here.
Keywords: pulse signals; frequency comb; frequency; controlled microwave ... See more keywords