Results 11 to 20 of about 337,528 (240)

DIRECT SYNTHESIS OF LADDER WAVE DIGITAL FILTERS WITH TUNABLE PARAMETERS

open access: yesASEAN Journal on Science and Technology for Development, 2017
This paper proposes a method for the synthesis of ladder wave digital filters (WDFs) directly from the digital domain. This method avoids the need for the synthesis of analog reference filters conventionally required in WDF design.
S.A. Samad
doaj   +1 more source

Rational Approximations of Arbitrary Order: A Survey

open access: yesFractal and Fractional, 2021
This paper deals with the study and analysis of several rational approximations to approach the behavior of arbitrary-order differentiators and integrators in the frequency domain.
José Daniel Colín-Cervantes   +6 more
doaj   +1 more source

Low pass filter design with improved stop‐band suppression and synthesis with transformer‐free ladders

open access: yesIET Circuits, Devices and Systems, 2021
A new method to design transformer‐free low pass (LP) ladder network with improved stop‐band suppression performance is introduced. The parametric representation of back‐end impedance of LP filter network is established with minimum impedance part and a ...
Serkan Yildiz   +3 more
doaj   +1 more source

Synthesis and Analysis of Optical Transfer Function of the Modified Triangular Interferometer by Two - pupil Synthesis Method [PDF]

open access: yesJournal of the Optical Society of Korea, 2004
We synthesized and analyzed the optical transfer function(OTF) of the modified triangular interferometer (MTI) using two-pupil synthesis method. Also, we presented the optimal MTI, which can obtain any bipolar function by combining two wave plates and a linear polarizer.
openaire   +1 more source

Lossy Coupling Matrix Synthesis Approach for the Realization of Negative Group Delay Response

open access: yesIEEE Access, 2018
In this paper, a systematic synthesis approach is proposed for achieving negative group delay responses using lossy coupling matrix. It is mathematically proved that, for a passive and reciprocal network, loss is the necessary condition to realize a ...
Ranjan Das, Qingfeng Zhang, Haiwen Liu
doaj   +1 more source

A Method for Improving the Technique for the Synthesis of Quasi-two Bandpass Matching Devices

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2022
The article deals with issues related to the possibilities of the analytical technique for the synthesis of quasi-two-band matching devices and the way to improve it.
M. A. Yantsevich, A. A. Sviridenko
doaj   +1 more source

Discrete-Time System Conditional Optimization Based on Takagi–Sugeno Fuzzy Model Using the Full Transfer Function

open access: yesApplied Sciences, 2022
The study proposes a novel method for synthesis of a discrete-time parallel distributed compensation (PDC) controller for the nonlinear discrete-time Takagi–Sugeno (TS) fuzzy plant model.
Radiša Jovanović   +3 more
doaj   +1 more source

Transfer Path Analysis and Contribution Evaluation Using SVD- and PCA-Based Operational Transfer Path Analysis

open access: yesShock and Vibration, 2020
To quantitatively identify the transfer paths and evaluate path contributions of shell structures, an singular value decomposition- (SVD-) and principal component analysis- (PCA-) based operational transfer path analysis method is constructed and studied
Wei Cheng   +5 more
doaj   +1 more source

RF Active Inductors Small-Signal Design by Means of Conformal Transformations

open access: yesIEEE Access, 2020
In this work we present a synthesis method for the design of RF and microwave Active Inductors (AI) based on S-parameters and conformal transformations. The proposed approach allows to study and define the desired AI characteristics directly managing the
Alfiero Leoni   +4 more
doaj   +1 more source

On the Physical Nature of Frequency Control Problems of Induction Motor Drives

open access: yesEnergies, 2021
This article considers the possibility of connecting the problems of the engineering synthesis of frequency control systems for induction motor drives (IMD) with the theory of the identification of IMD based on the equations of a generalized AC electric ...
Kodkin Vladimir, Anikin Alexander
doaj   +1 more source

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