Results 21 to 30 of about 118,732,585 (294)

A Coarse-Fine Time-to-Digital Converter

open access: yesITM Web of Conferences, 2017
A design of time-to-digital converter (TDC) using a coarse-fine conversion scheme is presented. The coarse stage was accomplished by a delay line, and used a loop counter at the end of the delay line to achieve wide dynamic range. The fine stage utilized
Chen Ya-Qian, Meng Li-Ya, Lin Xiao-Gang
doaj   +1 more source

Lumped time-delay compensation scheme for coding synchronization in the nonlinear spectral quantization-based all-optical analog-to-digital conversion [PDF]

open access: yes, 2013
In this paper, we propose a novel lumped time-delay compensation scheme for the all-optical analog-to-digital conversion based on soliton self-frequency shift and optical interconnection techniques.
Y, Chongxiu   +9 more
core   +1 more source

Digital calibration technique based AC injection for continuous‐time sigma‐delta converters

open access: yesElectronics Letters, 2023
In this study, a digital calibration method applicable for a continuous‐time sigma‐delta analogue‐to‐digital converter is proposed using the AC injection technique.
Shengling Zhu, Lei Chen, Jie Su
doaj   +1 more source

A Simple Carrier-Based Modulation for the SVM of the Matrix Converter [PDF]

open access: yes, 2013
Today, industry has not fully embraced the matrix converter solution. One important reason is its high control complexity. It is therefore relevant to propose a simpler but efficient modulation scheme, similar as three phase voltage source inverter ...
ARPILLIERE, Michel   +5 more
core   +1 more source

Impedance Characteristics and Harmonic Analysis of LCL-Type Grid-Connected Converter Cluster

open access: yesEnergies, 2022
This study addresses the output impedance model of the LCL-type grid-connected converter considering the dead-time effects and the digital control delay.
Xiaojie Zhou, Dezhi Xu, Yourui Huang
doaj   +1 more source

All-Digital Time-to-Digital Converter Design Methodology Based on Structured Data Paths

open access: yesIEEE Access, 2019
Time-to-Digital Converters (TDC) are popular circuits in many applications, where high resolution time measurements are required, for example, in Positron Emission Tomography (PET).
Rui Machado   +2 more
doaj   +1 more source

All-Digital Background Calibration Technique for Offset, Gain and Timing Mismatches in Time-Interleaved ADCs [PDF]

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2019
This paper presents a method for all-digital background calibration of multiple channel mismatches including offset, gain and timing mismatches in time-interleaved analog to digital converters (TIADCs).
Van-Thanh Ta   +2 more
doaj   +1 more source

2D Vernier žiedinio laikinio skaitmeninio keitiklio modelis / The model of 2D Vernier time to digital converter based on gated ring oscillators

open access: yesMokslas: Lietuvos Ateitis, 2018
In this paper, the model of 2D Vernier time to digital converter (TDC) based on gated ring oscillators, which is implemented using VHDL hardware description language, is presented.
Marijan Jurgo, Romualdas Navickas
doaj   +1 more source

THE METHODOLOGY OF CIRCUIT CONSTRUCTION OF THE ANALOG VALUE CONVERTER IN THE TIMEFRAME

open access: yesИзмерение, мониторинг, управление, контроль, 2023
Background. Most modern digital voltmeters use an analog-to-digital converter (ADC) of the time-pulse type with two-stage integration, which takes place in two stages – integration and counting.
Mikhail A. Vatutin   +3 more
doaj   +1 more source

Multivariable Unconstrained Pattern Search Method for Optimizing Digital PID Controllers Applied to Isolated Forward Converter

open access: yesEnergies, 2020
Most of the traditional PID tuning methods are heuristic in nature. The heuristic approach-based tuned PID controllers show only nominal performance.
Ghulam Abbas   +9 more
doaj   +1 more source

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