Results 21 to 30 of about 3,629,334 (242)

Nonlinear time-domain macromodeling of OTA circuits [PDF]

open access: yes, 1989
The authors present an accurate nonlinear macromodel of the operational transconductance amplifier (OTA) which is suitable for the transient simulation of OTA-based CMOS analog integrated circuits.
Cruz Moreno, J.   +5 more
core   +1 more source

Package Macromodeling via Time-Domain Vector Fitting [PDF]

open access: yes, 2003
—This paper addresses the construction of lumped macromodels for package structures. A technique named Time-Domain Vector Fitting (TD-VF) is introduced for the identification of the dominant poles of the structure.
Grivet-Talocia, S.
core   +2 more sources

A systematic review on the effect of high.intensity training on heart rate variability in sports professionals and healthy young adults

open access: yesBLDE University Journal of Health Sciences, 2020
BACKGROUND: Exercise plays an essential role in managing cardiovascular disorders, and high-intensity training (HIT) exercise is a potential, time-effective alternative to traditional aerobic exercise.
Shweta Shenoy, Prachi Khandekar
doaj   +1 more source

Transient Linear Circuit Analysis Using Finite Element Technique

open access: yesApplied Sciences, 2022
In this paper, a novel algorithm for a transient linear circuit analysis based on the Finite Element Technique (FET) was established. The FET procedure allows a straightforward solution for complex electric circuits since it is based on the Finite ...
Ivica Jurić-Grgić   +2 more
doaj   +1 more source

Frequency-Domain Analysis of Linear Time-Periodic Systems [PDF]

open access: yes, 2004
In this paper, we study convergence of truncated representations of the frequency-response operator of a linear time-periodic system. The frequency-response operator is frequently called the harmonic transfer function. We introduce the concepts of input,
Bernhardsson, Bo   +2 more
core   +1 more source

Design and Performance Analysis of a Nonlinear Magnetic Levitation System Using PID Controller Optimized With COOT Algorithm

open access: yesIEEE Access, 2023
Recent growth in magnetic levitation can be attributed to its ability to minimize friction and disturbance in industries, transportation, aerospace, biomedicine, and magnetic bearings. Due to the magnetic levitation system’s nonlinear and unstable
Marabathina Maheedhar, T. Deepa
doaj   +1 more source

Optomechanical time-domain reflectometry [PDF]

open access: yesNature Communications, 2018
AbstractOptical fibres constitute an exceptional sensing platform. However, standard fibres present an inherent sensing challenge: they confine light to an inner core. Consequently, distributed fibre sensors are restricted to the measurement of conditions that prevail within the core. This work presents distributed analysis of media outside unmodified,
Bashan, Gil   +4 more
openaire   +4 more sources

Constant Phase Element in the Time Domain: The Problem of Initialization

open access: yesEnergies, 2022
The constant phase element (CPE) is found in most battery and supercapacitor equivalent circuit models proposed to interpret data in the frequency domain.
Juan Antonio López-Villanueva   +1 more
doaj   +1 more source

Real-time observation of epitaxial graphene domain reorientation. [PDF]

open access: yes, 2015
Graphene films grown by vapour deposition tend to be polycrystalline due to the nucleation and growth of islands with different in-plane orientations.
Bartelt, Norman C   +5 more
core   +2 more sources

Real-Time PPG Signal Conditioning with Long Short-Term Memory (LSTM) Network for Wearable Devices

open access: yesSensors, 2021
This paper presents an algorithm for real-time detection of the heart rate measured on a person’s wrist using a wearable device with a photoplethysmographic (PPG) sensor and accelerometer.
Marek Wójcikowski
doaj   +1 more source

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