ACCURATE NONLINEAR RESISTIVE FET MODELING FOR IMD CALCULATIONS Jose A. Garcia, Jose C. Pedro *, Nuno B. Carvalho*, Angel Mediavilla and Antonio Tazon Depto. Ing. Comunicaciones, Universidad de Cantabria - Avda Los Castros s/n- 39005 Santander - SPAIN. e-mail: jangel-dicom.unican.es Instituto de Telecomunica~oes - Universidade de Aveiro - 3810 Aveiro -PORTUGAL. * e-mail: jcpedro-av.it.pt ABSTRAC

Analyzing Strongly Nonlinear Multitone Circuits by Multi-Time Methods Jaijeet Roychowdhury Bell Laboratories, Murray Hill, USA jaijeet-research.bell-Iabs.com Abstract Harmonic balance and traditional time-domain simulation techniques are limited in their applicability when strong nonlinearities and multi-tone signals are both present. In this paper. new simulation algorithms are described and use

INEXACT-NEWTON HARMONIC-BALANCE ANALYSIS WITH TIME-DEPENDENT PHASORS Vittorio RIZZOLI (1), Andrea NERI (2), Franco MASTRI (3), and Alessandro LIPPARINI (1) (1) Dipartimento di Elettronica, Informatica e Sistemistica, University of Bologna, Villa Griffone, 40044 Pontecchio Marconi, Bologna, ITALY vrizzoli-deis.unibo.it - alipparini-deis.unibo.it (2) Fondazione Ugo Bordoni, Villa Griffone, 40044 Po

A NOVEL NOISE ANALYSIS METHOD IN MICROWAVE HARMONIC BALANCE 0 SCILLA TORS BASED ON F. Farzaneh, E. Mehrshahi Microwave Laboratory, Department of Electrical Engineering Sharif University of Technology, P.O. Box 11365-9363, Tehran, Iran farzaneh-ee.sharifac.ir ABSTRACT In this article a general noise analysis for microwave oscillators based on harmonic balance method is presented First order diff

MICROWAVE "DARK" SOLITON EFFECT: COMPRESSION OF PULSES AND SIGNAL TO NOISE ENHANCEMENT. George Sajin (*), Mircea Dragoman (*), Romolo Marcelli (**), Elena Matei (*) (*) National Research and Development Institute for Microtechnology, Str. Erou lancu Nicolae 32B, Bucharest, Romania, gsajin-hotmail.com mdragoman-hotmail.com (**) M2T - Microwave Microsystem Technology, CNR, Via del Fosso del Cavalier

TLM SIMULATION OF FERRITE MEDIA M.I. Sobhy , M.W.R. Ng, R.J. Langleyand J.e. Batchelor The Electronic Engineering Laboratories, The University of Kent at Canterbury Canterbury, Kent, CT2 7NT, U.K. email M.I.Sobhy-ukc.ac.uk ABSTRACT A new TLM(SCN) algorithm has been developed for the simulation offerrite media. The permeability tensor of ferrite is modelled by state equations derived from the Pold

A NEW TECHNIQUE FOR INCORPORATING MICROWAVE INTO SPICE FROM S PARAMETERS DATA CIRCUITS Jose M. GOmez1 and Jose I. Alonso 2 1Dpto. de Teoria de la Sefial y Comunicaciones.Universidad de Alcala. Crta. Madrid-Barcelona. KIn 33,6. 28871 Alcala de Henares, Spain e-mail: tsjmgp-teose.alca1a.es 2 Dpto. Senales, Sistemas y Radiocomunicaciones. E.T.S.I. Telecomunicacion. Universidad Politecnica de Madrid

CALCULATION OF EXTERNAL Q OF A RESONATOR BY FDTD METHOD I. AWAI, Y. ODA and Y. OKAYAMA Department of Electrical and Electronic Engineering Yamaguchi University 2557 Tokiwadai, Ube 755-8611 Japan Phone and Fax +81 836 35 9455 E-mail: awai-po.cc.yamaguchi-u.ac.jp ABSTRACT Coupling factor of a resonator to an external circuit is described by the external Q. It is calculated via the FDTD method effic

OPTIMIZATION OF PLANAR AND TOLERANCE WAVEGUIDE ANALYSIS COMPONENTS P. Arpesi+ P. Arcioni*, L. Perregrini*, .. Dept. of Electronics, University of Pavia and CIRMA, Via Ferrata, 1,1-27100 Pavia - Italy Tel +390382505200; FAX +39 0382 422583 ; E-mail: arcioni-ele.unipv.it.perregrini-ele.unipv.it + Laben S.p.A, S.S. Padana Superiore 290,20090 Vimodrone (Milano) - Italy Tel +3902 250751; FAX +39

MINIATURE TUNINGLESS FILTERS FOR TELECOMMUNICATION APPLICATIONS ACTIVE ANTENNAS E. Husse, J.J. Herren, J.e. Cayrou, B. Cogo, J.L. Cazaux, B. Theron ALCATELESPACE, 26 avo J.F. Champollion - B.P. 1187 - 31037 TOULOUSE FRANCE Tel: 33 (0)5 34 35 54 45 ; Fax: 33 (0)5 34356947 ; e-mail: e.husse.alcatel-e-mail.com 1. ABSTRACT This paper describes the study of filters which are part of highly integrat