Results 21 to 30 of about 114,229,974 (287)

Ultrasonic Signal Time-Expansion Using DAC Frequency Modulation

open access: yesVibration, 2023
Ultrasonic signals can be conveniently recorded using modern high-speed analog-to-digital converters and analyzed through digital signal processing algorithms.
Massimiliano Rossi, Marco Frasca
doaj   +1 more source

Design of Power/Analog/Digital Systems Through Mixed-Level Simulations [PDF]

open access: yes, 2011
In recent years the development of the applications in the field of telecommunications, data processing, control, renewable energy generation, consumer and automotive electronics determined the need for increasingly complex systems, also in shorter time ...
Coppola, Marino
core   +1 more source

design, implementation and test of acoustic data acquisition subsystem for space Bio-capsule of Pajohesh explorer [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2020
in this paper, design, implementation and test of 24 bit acoustic DAQ subsystem for bio-capsule of Pajohesh explorer is presented. the proposed structure has been used B&K 4942 microphone as input sensing element.
Peyman Aliparast
doaj   +1 more source

Automated Nuclear Quadruple Resonance Spectrometer

open access: yesAdvances in Electrical and Computer Engineering, 2008
Improvement of an autodyne Nuclear quadruple resonance spectrometer is offered. The change of frequency of oscillatory LC circuit of the spectrometer is carried out in two ways: by varicap and variable capacitor.
IVANCHUK, M., BRAJLOVSKYJ, V.
doaj   +1 more source

Desain 8 Bit R3R Ladder Digital To Analog Converter

open access: yesJurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems), 2013
Metode R3R merupakan pengembangan dari metode R2R yang digunakan sebagai pengubah sinyal digital ke analog. Penelitian dengan metode R3R dilakukan untuk membuat desain dan anlisis sistem yang berbasis teknologi CMOS 1.2 um.
Suryo Adi Wibowo   +3 more
doaj   +1 more source

Overview of the digital-to-analog converter module based on the MCP4725 chip and the digital-to-analog converter module based on the integrating RC circuit

open access: yesИзвестия Томского политехнического университета: Промышленная кибернетика
In technical cybernetic systems, it is impossible to do without exchanging information between devices. Most modern control devices are digital, but it is not uncommon for an analog signal to be required to control executive devices, which can be changed
Kirill A. Volobuev   +2 more
doaj   +1 more source

A 7.4-Bit ENOB 600 MS/s FPGA-Based Online Calibrated Slope ADC without External Components

open access: yesSensors, 2022
A slope analog-to-digital converter (ADC) amenable to be fully implemented on a digital field programmable gate array (FPGA) without requiring any external active or passive components is proposed in this paper.
Mengdi Zhang   +6 more
doaj   +1 more source

A Proposal of a Novel Method for Generating Discrete Analog Uniform Noise

open access: yesAdvances in Electrical and Computer Engineering, 2018
This paper presents a proposal of a new way to generate analog noise, discrete in time, with uniform probability density function. Instead of the usual way of generating discrete analog uniform noise using a uniform pseudorandom number generator and a ...
PEJIC, D.   +5 more
doaj   +1 more source

The digital conception of sigma - delta D/A converter implemented into FPGA

open access: yesCommunications, 2000
D/A converters are technical means which allow mutual communication between discrete and analog systems. Then base function is accurately comprehended in the statement "D/A converters create bridge between digital and analog world".
Oldrich Kovar, Juraj Micek
doaj   +1 more source

Low-Cost Universal Multi-Mode Digital Compensator Design for Flyback Converters With Full Digital Feedback

open access: yesIEEE Access
This study presents a low-cost digital compensator design for a flyback converter featuring a full digital feedback loop. This design replaces the traditional analog compensation circuit with a digital compensator, where the external resistance and ...
Yun Gwan Kim   +8 more
doaj   +1 more source

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