Results 31 to 40 of about 147,442 (200)

Current and Voltage Mode Quadrature Oscillator Based on Voltage Differencing Buffered Amplifier

open access: yesElectrica, 2018
In this work, we presenta current-mode and voltage-mode quadrature oscillator circuit using a voltagedifferencing buffered amplifier (VDBA), two grounded capacitors, and a groundedresistor.
Abdullah Yeşil, Fırat Kaçar
doaj   +1 more source

SINGLE ACTIVE ELEMENT BASED MIXED-MODE QUADRATURE OSCILLATOR USING GROUNDED COMPONENTS

open access: yesElectrica, 2019
The paper presents a mixed mode quadrature oscillator (MMQO) using single active element and all grounded passive components. The proposed circuit employs single DD-DXCCII, three grounded resistors and two grounded capacitors.
Bhartendu CHATURVEDI, Jitendra MOHAN
doaj   +2 more sources

Parasitic-compensated quadrature LC oscillator

open access: yes, 2004
The paper presents a method for improving the phase noise performance of a CMOS quadrature LC oscillator through parasitic compensation. Owing to the parasitic resistance in the inductor, the LC oscillator suffers from a low Q-value, which degrades its ...
Boon, Chirn Chye   +4 more
core   +1 more source

A Low Power Low Phase Noise Oscillator for MICS Transceivers

open access: yesSensors, 2017
A low-power, low-phase-noise quadrature oscillator for Medical Implantable Communications Service (MICS) transceivers is presented. The proposed quadrature oscillator generates 349~689 MHz I/Q (In-phase and Quadrature) signals covering the MICS band. The
Dawei Li   +3 more
doaj   +1 more source

Designing RF Ring Oscillator Using Current-Mode Technology

open access: yesIEEE Access, 2017
In this paper, a new method of designing RF ring oscillator using current-mode technology is presented. The current-mode low frequency oscillator theory is transferred to facilitate the design of RF ring oscillator.
Jie Jin, Kai-Qing Zhou, Lv Zhao
doaj   +1 more source

Nonlinear optical tomography of q-deformed entangled pair coherent states

open access: yesResults in Physics, 2021
We introduce entangled pair coherent states of a noncommutative harmonic oscillator operators associated with a q-deformed oscillator algebra. The definition of two-mode q-deformed operator and the decomposition of its eigenstates in terms of the q ...
E.M. Khalil   +3 more
doaj   +1 more source

A novel voltage-mode universal second-order filter using five single ended OTAs and its quadrature sinusoidal oscillator application

open access: yesMeasurement + Control, 2022
This study proposes a single-ended operational trans-conductance amplifier (SEOTA)-based triple inputs and single output high-input impedance voltage-mode (VM) universal second-order filter.
San-Fu Wang   +3 more
doaj   +1 more source

Enhancement of quantum synchronization via continuous measurement and feedback control

open access: yesNew Journal of Physics, 2021
We study synchronization of a quantum van der Pol oscillator with a harmonic drive and demonstrate that quantum synchronization can be enhanced by performing continuous homodyne measurement on an additional bath linearly coupled to the oscillator and ...
Yuzuru Kato, Hiroya Nakao
doaj   +1 more source

A High‐Resolution Self‐Powered Angular Displacement Sensor Based on Triboelectric Nanogenerator With Time‐Grating

open access: yesAdvanced Science, EarlyView.
A self‐powered phase‐encoding sensing paradigm enables direct motion‐to‐time information conversion, providing a compact and autonomous strategy for high resolution angular displacement measurement. ABSTRACT In modern manufacturing and engineering, angular displacement sensors are crucial for motion control and feedback systems in Electromechanical ...
Shuxian Wang   +3 more
wiley   +1 more source

Current/Voltage Controlled Quadrature Sinusoidal Oscillators for Phase Sensitive Detection Using Commercially Available IC

open access: yesSensors, 2020
This paper presents the quadrature sinusoidal oscillators for a phase sensitive detection (PSD) system. The proposed oscillators are design by using the commercially available ICs (LT1228).
Winai Jaikla   +3 more
doaj   +1 more source

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