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

HTS Bi-2212 thick films for 3D waveguide structures A. Ilyushechkin, V. Lenive* Division of Materials Engineering, The University of Queensland, St Lucia Qld 4072 Australia, ph: +617 33654088, fax: 617 33653888, e-mail: A.Ilyushechkin-minmet.uq.edu.au * COMDEV Europe Ltd., Tria ngle Business park, Stoke Mandeville, Aylesbury, Bucks HP22 5SX, UK, ph: +44 1296 616400, fax: +44 1296 616500, e- mail:

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

Novel Microstrip Slow-wave Resonator Filter Hee-Seok Song , Kyu-Ho Park Wireless Communication Research Center, Korea Electronics Technology Institute, R.O.Korea Phone : +82-31-6104-130, Fax : +82-6104-263, E- mail : songhs-nuri.keti.re.kr / parkkh-nuri.keti.re.kr ABSTRACT This Paper proposes novel microstrip slow-wave resonator, which is made by etching a portion of conventional 50-ohm half-wavel

Lumped-Element Coplanar-Waveguide Diplexer Yo-Shen Lin and Chun Hsiung Chen Department of Electrical Engineering and Graduate Institute of Communication Engineering, National Taiwan University, Taipei 106, Taiwan Tel: 886-2-23635251-x221, Fax: 886-2-23638247, E-mail: chchen-ew.ee.ntu.edu.tw Novel reduced-size lumped-element coplanar-waveguide (CPW) diplexer is proposed, using planar lumped-element

Measured Propagation Characteristics of Finite Ground Coplanar Waveguide on Silicon with a Thick Polyimide Interface Layer George E. Ponchak1 , Edan Dalton2 , Andrew Bacon2 , John Papapolymerou2 , and Emmanouil M. Tentzeris2 1. NASA Glenn Research Center, 21000 Brookpark Rd., MS 54/5, Cleveland, OH, 44135. Tel: 216-433-3504; FAX: 216-433-8705; george.ponchak-grc.nasa.gov 2. School of Electrical an

Comparison of Mixer Characterization Using New Vector Characterization Techniques Joel Dunsmore, Jim W. Jones, Dara Sariaslani, Bob Shoulders joel_dunsmore-agilent.com, phone: 707-577-4042, fax 707-577-5666 AGILENT TECHNOLOGIES, 1400 FOUNTAINGROVE PKWY, SANTA ROSA, CALIFORNIA, 95403, USA. Abstract -- This paper presents a novel method for characterizing RF mixers, yielding magnitude, phase, and gr

A Method to Shorten the Size of Amplifiers Using Vertically Periodic Defected Ground Structure Jong-Sik Lim, Young-Taek Lee, Chul-Soo Kim*, Dal Ahn**, and Sangwook Nam School of Electrical Engineering and Computer Science, Seoul National Univ., Seoul, Rep. Of Korea * Telecomm. Basic Research Lab., Electronics and Telecomm. Research Institute, Daejeon, Rep. Of Korea ** Division of Information Techn

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

European Microwave Conference 2002 Session: MP1 1 TUNABLE BAND-STOP RESONATOR ON SILICON MICROMACHINED MEMBRANE George Sajin(*), Romolo Marcelli(**), Florea Craciunoiu(*), Alina Cismaru(*) (*) National Research and Development Institute for Microtechnologies PO Box 38-160, 72996, Bucharest, Romania. E- mail: gsajin-imt.ro M2 T - Microwave Microsystems Technology, CNR-IMM, Rome Section Via del