Results 251 to 260 of about 310,366 (299)
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Theory of 4-Port Nonreciprocal Circuit --- Filter and Circulator

S-MTT International Microwave Symposium Digest, 1974
The general formula for 4-port nonreciprocal circuit is given. The effects of structures and physical properties of resonator on the characteristics of the circuit are investigated. The limitations of available frequency range are clarified.
M. lgarashi, Y. Naito
openaire   +2 more sources

Razavi's oscillator theory interpreted in RF circuit port impedance domain to harmonize with Leeson's sideband noise spectrum model

2009 European Microwave Conference (EuMC), 2009
Frequency spectrum purity or phase noise is ever of concern to oscillator engineers. The spectrum model proposed by Leeson predicts noise power density to be observed at frequency offset around the oscillation, provided that the device noise figure and ...
T. Ohira
openaire   +2 more sources

LOW-PASS NEGATIVE GROUP DELAY MODELLING AND EXPERIMENTATION WITH TRI-PORT RESISTORLESS PASSIVE CROSS-CIRCUIT

Progress In Electromagnetics Research M, 2022
This paper introduces an original study of low-pass (LP) negative group delay (NGD) circuit. The family of the proposed passive network cross-topology was rarely investigated in the literature.
E. Sambatra   +6 more
semanticscholar   +1 more source

Model Order Reduction of RLC Circuit System Modeled by Port-Hamiltonian Structure

IEEE Transactions on Circuits and Systems - II - Express Briefs, 2021
In this brief, we consider the port-Hamiltonian (PH) modeling of general RLC circuits, then explore the model order reduction (MOR) of corresponding port-Hamiltonian differential algebra equation (PH-DAE) systems.
Yao Huang, Yaolin Jiang, Kangli Xu
semanticscholar   +1 more source

Three-port equivalent circuit of multi-layer piezoelectric stack

Sensors and Actuators A: Physical, 2015
Yangkun Zhang, Tien-Fu Lu, Yuxin Peng
semanticscholar   +3 more sources

Generalised nonlinear theory for one-port microwave active circuits

IEE Proceedings H Microwaves, Antennas and Propagation, 1987
A nonlinear model characterising two-terminal microwave active circuits under dynamic and steady-state conditions is developed from a generalised circuit approach. The model considers the active circuit as a black box consisting of a one-port passive circuit and a one-port active device. The response of the active and passive circuits to modulated time-
N.A. Mansour, W.R. Tinga
openaire   +1 more source

Using S Parameters in Two-Port Circuit Analysis

International Conference on Engineering of Modern Electric Systems, 2019
The subject of this paper is a practical example where the application of the scattering parameters (SP) results in the active power transfer efficiency increase. The process of information transmission (propagation) improves, also.
Lavinia Bobaru   +5 more
semanticscholar   +1 more source

Modeling the Potential Dispersal of Asian Longhorned Beetle Using Circuit Theory

Professional Geographer, 2019
The Asian longhorned beetle (ALB, Anoplophora glabripennis) is an invasive pest species currently infesting major port cities in North America and Europe.
A. Elmes   +4 more
semanticscholar   +1 more source

SYMBOLIC ANALYSIS WITH MATLAB OF ELECTRICAL CIRCUITS CONSIDERING THE TWO-PORT NETWORK THEORY

EDULEARN Proceedings, 2019
The work presented in this contribution is the continuity of the development carried out in two previous papers presented in Edulearn 2016 and 2018, where a toolbox coded in the MATLAB work environment was presented to analyse electrical circuits in a symbolic way, considering Laplace and time domains.
Juan Antonio Martínez-Martínez   +1 more
openaire   +1 more source

3D thermal modeling based on the two-port network theory for hybrid or monolithic integrated power circuits

Twelfth Annual IEEE Semiconductor Thermal Measurement and Management Symposium. Proceedings, 2002
This paper recalls how the two-port network theory can be extended to 3D conductive heat transfer in multi-layered plane structures. It is shown how efficient computation tools can be built up by implementing this theory with the help of FFT algorithms.
J.-M. Dorkel, P. Tounsi, P. Leturcq
openaire   +1 more source

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