0.2 dB GAIN RIPPLE - 20W- WCDMA SILICON MMIC Gerard Bouisse Motorola SPS-avenue du general Eisenhower-31000 Toulouse-France Abstract: The Silicon MMICs have entered the wireless base station arena a few years ago , because of their good and reliable power performances together with excellent thermal properties. The WCDMA base station manufacturers require amplifiers with very stringent gain flatne

Effect of Bias Condition and Input Harmonic Termination on High Efficiency Inverse Class-F Amplifiers * Seiki Goto, Tetsuo Kunii, Akira Ohta, Akira Inoue, Yoshihiro Hosokawa , Ryo Hattori, and Yasuo Mitsui High Frequency and Optical Semiconductor Division, Mitsubishi Electric Corporation 4-1 Mizuhara, Itami City, Hyogo Pref. 664-8641, Japan gotou-lsi.melco.co.jp * Miyoshi Electronics Corporation

A 0.05 cc Power Amplifier Module with a Novel Low Impedance Matching Technique for 900 MHz Personal Digital Cellular Phone Akira Ohta, Akira Inoue, Hideaki Katayama, Ryo Hattori, and Yasuo Mitsui High Frequency & Optical Semiconductor Division, Mitsubishi Electric Corporation 4-1, Mizuhara, Itami, Hyogo 664-8641, Japan, E-mail: aohta-lsi.melco.co.jp Abstract ___ A 0.05 cc power amplifier module wi

A Novel High Efficiency Power Amplifier Concept for GSM Handsets R. Koller1 , A. Stelzer1 , K.-H. Abt2 , R. Weigel1 1 Johannes Kepler University of Linz, Institute for Communications and Information Engineering, Altenbergerstr. 69, 4040 Linz, Austria 2 Infineon Technologies AG, Balanstr. 73, D-81451 Munich, Germany ABSTRACT The demand for ever increasing talking times and reduced weight of moder

Optimal Digital Volterra Predistorter for Broadband RF Power Amplifier Linearization Anding Zhu and Thomas J. Brazil Dept. of Electronic and Electrical Engineering University College Dublin, Dublin 4, Ireland E-mail: anding.zhu-ucd.ie, tom.brazil-ucd.ie Abstract: An efficient digital Volterra predistorter is presented to compensate for nonlinear distortion with memory induced by a broadband RF hig

Novel High Dynamic Range Amplifier for Broadband Communication Systems Avtar S.Virdee, Bal S.Virdee* Filtronic Components Limited, 8 Vincent Avenue, Crownhill, Milton Keynes, U.K., tel:+44 1908 261755, fax:+44 1908 261788, email: a.virdee-fcl.com * University of North London, School of Communications Technology & Mathematical Sciences, 166-220 Holloway Road, London N7 8DB, U.K., tel:+44 207 7535

A Silicon Germanium, High Efficiency Power Amplifier Chipset for GSM/DCS-PCS/WCDMA Handset Applications Joe Pusl, Srikanth Sridharan, David Helms*, Philip Antognetti*, and Mark Doherty* IBM San Diego RFIC Design Center, 527 Encinitas Blvd, Encinitas, CA 92024 USA *IBM Boston RFIC Design Center, 900 Chelmsford St, Lowell, MA 01851 USA Abstract -- A power amplifier chipset for GSM and WCDMA mobile

Papers By Session Session Titles q ECWT 1 - 3G Systems and Components q ECWT 2 - Biological and Medical Effects of Electromagnetic Radiation q ECWT 3 - Power Amplification and Linearisation Techniques q ECWT 4 - Modulation and Coding Schemes q ECWT 5 - Propagation Modelling for Wireless Systems 1 q ECWT 6 - Open session Frontq ECWT 7 - RFICs for Wireless Front-Ends 1 q ECWT 8 - Software Radio Men

Low Cost Ka Band IQ Vector Modulator with Flip Chip Diodes JL ROBERT THOMSON multimedia, Corporate Research 1 Avenue Belle Fontaine BP19 35511 Cesson-Sévigné Cédex ­ France Tel : 02 99 27 32 80 - Fax : 02 99 27 35 58 - mailto:robertj-thmulti.com ABSTRACT This paper presents the design and the measured results of an IQ vector modulator using flip chip mounted diodes. This circuit has been develope

Indoor Ray Tracing Evaluation of Enhanced High Frequency Communications using Directional Antennas at the Basestation and Space Diversity at the Terminal F. Tila, P. R. Shepherd and S. R. Pennock Department of Electronic and Electrical Engineering, University of Bath, Claverton Down, BA7 2AY, United Kingdom Tel: + 44-(0)1225-826281, Fax: + 44-(0)1225-826305, E-mail:eepft-bath.ac.uk Abstract This p