Knowledge Centre
Find a document written by the best international scientists in our secure database.
24776 documents found.
An MMIC beam forming network assembly for data relay satellite applications
An MMIC beam forming network assembly relay satellite applications E. Catena, R. Ceccarelli, M. Lisi, F. Vitulli Alenio Spozio, via Soccomuro, 24 - for data 00131 Romo Iitoly) Abstract An analog Beam Forming Network Assembly that Receiving Phased Array Antenna for the European Payload is described. In such Beam Forming Network, the electronic achieved by means of fully integrated Monolithic In
Computer-aided design of a Ku-band antenna diplexer
Computer-aided diplexer L. Accatino design of a Ku-band antenna CSELT - Centro Studi e Loborotori Telecomunicozioni V. Reiss Romoli, 278 -10148 Torino (Italy) Tel. +391 12285389 - Fox +391 12285295 Abstract A compact Ku-band diplexer that achieves the design performance without the addition of any post-manufacturing adjustment has been designed using a dedicated CADtool, This feature is of key
A folded-slot quasi-optical planar balanced mixer
A folded-slot quasi-optical planar balanced mixer Stephen V. Robertson, Linda P. Katehi*, and Gabriel M. Rebeiz Radiation Laboratory Electrical Engineering and Computer Science Deportment niversity Michigan, Ann Arbor, MI 48109-2122, U of USA Abstract A folded-slot quasi-optical mixer is presented. The simple uniplanar mixer uses orthogonal modes in a folded-slot antenna to achieve intrinsic
Rigorous analysis of 2D and 3D planar circuits by using the finite element method approach
Rigorous analysis of 2D and 3D planar circuits by using the finite element method approach D. Thetiot - v. Madrangeas - M. Aubourg P. Guillon IRCOM - Faculte des Sciences -123 Avenue Albert Thomas, 87060 LimogesCedex France - Abstract A numerical method has been developed for the analysis of microwavedevices made with superconducting materials or/and normal (perfect or imperfect) metal conductors
Analysis of microstrip discontinuities in multilayered, anisotropic and lossy substrates considering the finite metallization thickness effect
Analysis of microstrip discontinuities in multilayered, anisotropic and lossy substrates considering the finite metallization thickness eHect J. Martel, R.R. Boix, M. Horno Grupo de Microondas. Departamento de Electronica y Electromagnetismo. Universidad de Sevilla Avda. Reina Mercedes sin. 41012 Sevillo (Spain) Tlno 95-4616615. Fax. 95-4239434 E-mail [martel@cica.es]. Abstract The quasistatic eq
Analysis of shielded microstrip structures by a MPIE formulation with the capability of isolating the side walls effects
Analysis of shielded microstrip structures by aMPlE formulation with the capability of isolating the side walls eHects R. Faraii-Dana*, Y.L.Chow, J. J. Yangt E&CE Dept, University of Waterloo, Waterloo, Ontario, Canada, N2l3G 1 t EEsof Inc, 5601 lindero Canyon Rd, Westloke Village CA 91302-4020 Abstract An accurate and numerically efficient MPIE technique is developed for the analysis of shielded
Efficient eigenmode analysis for multiconductor and multilayer planar transmission lines: SVD a technique capable of solving homogeneous matrix equations without poles.
EHicient eigenmode analysis for multiconductor and multIlayer planar transmission lines: SVD a technique capable of solving homogeneous matrix equations without poles. Ma. Borge, A. Casanueva, J.L. Garcia Department f Electronics. University of Cantabria. Spain o Phone: 34-42-201492; Fax 34-42-20 1402. Abstract In this paper the spectral domain approach (SDA) together with the technique known as
Electromagnetic analysis of complex microstrip structures using a CG-FFT scheme
Electromagnetic analysis of complex microstrip structures using a CG-FFTscheme J. Basterrechea, M. F. Catedra Dpto. Electronica. Univ. Cantabria. Avda. Los Castros sin 39005 Santander. Cantabria. SPAIN. Phone: 34 42 201396 FAX: 34 42 201402. e-mail CATEDRA@CCUCVXUNICANES Abstract This work presents the extensions required in a Conjugate Gradient Fast Fourier Transform (CG-FFT) scheme to obtain s
Large-signal MESFET model including trapping effects
Large-signal MESFET model including trapping effects Tapani Narhi (I) and Martti Valtonen (2) 11) ESA/ESTEC, European Space Research and Technology Centre, PO Box 299, 2200 AG Noordwqk, The Netherlands, +31-1719-84262, fax: +31-1719-84596, e-mail tnarh i@estec .esa .n I 12) Helsinki University of Technology, Circuit Theory Laboratory, tel: Otakaari SA, 02150 Espoo,Finland Abstract A physics-bas
Successive asymptotic waveform evaluation of lossy distributed networks with nonlinear terminations
Successive asymptotic waveform evaluation of lossy distributed networks with nonlinear terminations R.L. Liu, Q.J. Zhang and M.S. Nakhla Department of Electronics, Carleton University, Ottawa, Canada K1S5B6. Tel:(6131788-5778; msn@doe.carleton.ca Fax (61317885708; EMAIL Abstract A new technique is presented for the transient simulation of high-speed VLSI interconnects modeled by lossy transmi