Ku -Band Solid State Power Amplifier For Siral Altimeter A. Darbandi, F. Lavielle, G. Naudy, J.Y. Touchais http://www.alcatel.com/space / Alcatel Space Industries BP 1187 26 avenue J.F. Champollion 31037 Toulouse France E-mail: alireza.darbandi-tehrani-space.alcatel.fr Abstract -- A compact, high efficiency 25W Kuband SSPA has been developed for the Siral Altimeter, cryosat program. SSPAs have bee

An Efficient Numerical Algorithm for the Transient Analysis of High-Frequency Non-Linear Circuits M. Condon, E. Dautbegovic and T. J. Brazil* School of Electronic Engineering, Dublin City University, Dublin 9, Ireland *Dept. of Electrical and Electronic Engineering, University College Dublin 4, Ireland Tel: +353 1 7005405 Fax: +353 1 7005885 Email: marissa.condon-dcu.ie ABSTRACT The paper propos

1 Educational software tool for the analysis of flanged, waveguide end antennas Cristian I. Coman, Ioan E. Lager, and Leonardus P. Ligthart, Fellow, IEEE Abstract--A software package for modeling the radiation properties of the (dielectric filled), flanged, waveguide ends is presented. It combines an efficient and accurate computational engine and a user-friendly graphic interface. Extended grap

Novel Uniplanar Tandem Couplers Tien-Yu Chang, Chun-Lin Liao, and Chun Hsiung Chen Department of Electrical Engineering and Graduate Institute of Communication Engineering, National Taiwan University, Taipei 106, Taiwan Tel: 886-2-23635251-E221, Fax: 886-2-23638247, E-mail: chchen-ew.ee.ntu.edu.tw Abstract --Novel tight uniplanar directional couplers are developed by connecting two loosely coupled

LTV Circuit Modelling Techniques for System Simulation. Application to a MMIC K-Band I-Q Signal-Modulator F.J. Casas(1) (2), J. Portilla(2), R. Quere(1) , S. Mons (1) , J. Jugo (2) , A. Mallet (3) , J.F. Villemazet(4) IRCOM, University of Limoges, IUT GEII, 7 Rue J. Vallès, 19100 Brive ­ France (2) Electricity and Electronics Department, University of the Basque Country Apdo. 644 ­ 48080 Bilbao ­

Analysis of FET Resistive Mixers with a Double Volterra Series Approach C. Crespo-Cadenas and J. Reina-Tosina Dept. Ingeniería Electrónica, Escuela Superior de Ingenieros, Universidad de Sevilla, Camino de los Descubrimientos, s/n. 41092 - Seville (Spain), e-mail: ccrespo-us.es In this communication a double Volterra series approach is applied to the analysis of FET resistive mixers. Starting with

A novel Digital Adaptive Feedforward Linear Power Amplifier Based On DSP Chengjin Li, Xiaowei Zhu, Wei Hong, Jin Liu State Key Laboratory of Millimeter Waves, Department of Radio Engineering Southeast University, Nanjing (210096), P. R. China Email: xwzhu-seu.edu.cn, chengjin.li-alcatel-sbell.com.cn This paper describes a new design method for adaptive feedforward power amplifier. The third loop i

A New Efficient and General Design Method of Oscillators Based on Genetic Algorithm and on the Device-Line Measurement Technique L. C. Brito, H. J. P. Vieira, L. A. Bermúdez, P. H. P. de Carvalho LEMOM, Department of Electrical Engineering, University of Brasília. Brasília/DF, 70919-970, Brazil, e-mail: paulo-ene.unb.br This paper introduces a new optimization method applied to negative-resistance

Computer-Aided Design of Utrawide-Band Transistor Amplifiers Using Decomposition Synthesis Method L.I. Babak, M.V. Cherkashin, M.Yu. Pokrovsky Department of Computer Systems, Tomsk State University of Control Systems and Radioelectronics Lenin Avenue 40, Tomsk 634050, Russia. E-mail: babak-post.tomica.ru Abstract - A new CAD procedure for linear wideband microwave amplifiers is presented. It relie

Voltage-Controlled Ku-Band PIN Diode Attenuator with a Temperature Compensation Circuit Byung-Jun Jang, In-Bok Yom and Seong-Pal Lee Satellite Comm. System Dept., ETRI, Daejon, 305-600, Korea, bjjang-etri.re.kr This paper presents voltage-controlled Ku-band PIN diode attenuators and the temperature-compensation method of these attenuators. Measurements over temperature of these PIN diode attenuato