Design rules and realisation of coplanar circuits for communication Ingo Wolff applications Deportment of Electrical Engineering, Duisburg University, Bismorckstr. 81, D-47048 Duisburg, and Institute for Mobile and Satellite Communication Techniques, Moerser Str. 316, D-47475 Kamp-Lin~ort, Germany. Abstract Advances in the design and realisation of microwave coplanar integrated circuits are r

Time domain integral equation method applied to antenna problems D.A. Vechinski Department of Elec. Engg., Auburn University, Auburn, AL 36849 S.M. Rao Department of Elec. Engg., Auburn University, Auburn, AL 36849 T.K. Sarkar Department of ECE, Syracuse University, Syracuse, NY 13244 Abstract In this work, time domain integral equation solution approach is presented to calculate the radiation

Artificially soft and hard surfaces in electromagnetics and their application to antenna design Professor Per-Simon Kildal Antenna Group, Department of Microwave Technology, University of Technology, 41296 Gothenburg, Sweden. 317721718; Fax +46 317721740; e-mail: simon-nLchalmers.se Chalmers Tel.. +46 Abstract This paper give an introduction to the concept of artificially soft and hard surfaces i

Recent developments Russia A I Kabanov, V V Shakchgildian in frequency synthesizers in Phase Synchronisation Laboratory, Scientific& Research Dept. of /llv:)scowTechnical Universityof Communication & Informatic, Aviamotornaja st., Moscow, 105855, RUSSIA. TEL.:+095 362 2613; FAX:+095 2740032. Abstract Frequency Synthesizers (FS) are often used in almost all modern communication systems. The prob

Design yield and reliability issues in mass producible MMICs E.M. Bastida, G.P. Donzelli, F.Magistrali, M. Pagani. Alcatel-Telettra, Via Trento 30, 20059 Vimercate (MI) Italy. Fax +39-39-6080891. phone +39-39-6864257. Abstract On the basis of a specific development procedure a review and a critical analysis are made of the state of the art criteria and tools for MMIC design and for evaluation o

Theory and practice of the measured . . Invariance Professor Kenneth K. Mei Department of Electrical Engineering and Computer Sciences and the Electronics Research laboratory University of California, Berkeley, CA 94720 equation of Abstract The measured equation of invariance (MEI) is a simple technique used to derive finite difference type local equations at mesh boundaries, where the conventio

Ku-band solid state power amplifers for the new European satellites J. Boucells Boix MIER COMUNICACIONES SA Pol. Ind. Congost, parcela 4-S, 08530 LaGarriga, Spain Abstract This paper presents different Solid State Power Amplifiers (SSPAs) with power levels from 3 to 14W at Ku-Band to be used as Travelling Wave Tube Amplifier (TWTA) replacements and in active array antennae for space application,

GaAs nonlinear transmission millimeter-wave applications M.J.W. Rodwell, S. Allen, M. Case, R. Yu, u. Bhattacharya, M. Reddy Department of Electrical and Computer Engineering, University of California, Santa Barbara, CA 93106 lines for picosecond and Abstract The GaAs Nonlinear Transmission Line (NLTL) is a transmission line loaded by reverse-biased Schottky diodes. Through generation of shock



New horizons for the microwave business in Europe E. Pettenpaul Tel.: +49-89-41442376; Siemens Semiconductor roup, D-8000 Munich FRG. G Fox +49-89-41444741 Abstract Microwave applications and the development and fabrication of rf components will achieve in this decade a position of system and technology driver. Large volume applications in telecommunication, consumer, traffic management will ne