Micro Scale Site Diversity As a Rain Attenuation Countermeasure in Satellite Communication Emilio Matricciani Dipartimento di Elettronica e Informazione, Politecnico di Milano, Piazza L. da Vinci, 32, 20133 Milan, Italy, matricci-elet.polimi.it We have re ported and discussed experimental results of the performance of two-site diversity (SD) systems for sites distance, D, ranging from 500 m (micro

Rough Surface Scattering Evaluation in Urban Wave Propagation István Laki, Lóránt Farkas, Lajos Nagy Department of Broadband Infocommunications Budapest University of Technology and Economics Goldmann György tér 3,H-1111 Budapest, Hungary Phone: +36 1 4634219 E-mail: farkas-micro3.mht.bme.hu The introduction of rough surface scattering in deterministic wave propagation modeling in urban environmen

Interference Analysis of Broadband Nongeostationary Satellite Systems and Fixed Terrestrial Radio Links Dr Sel¸uk KIRTAY, CEng MIEE Aegis Systems Ltd, 30 Anyards Road, Cobham, Surrey KT11 2LA, UK selcuk.kirtay-aegis -systems.co.uk Abstract- This paper is an application-oriented contribution describing an interference analysis approach to investigate the impact of aggregate interference from broadb

Design and Implementation of RF Transceiver for WCDMA Sanggee Kang, Donghan Lee, Heonjin Hong , and Sungyong Hong* Electronics and Telecommunications Research Institute, skkang-etri.re.kr * Chungnam National Univ., syhong-arirang.chungnam.ac.kr In this paper, we investigate the RF design parameters based on WCDMA specifications [1,2]. NF(noise figure), IIP3(Input third order intercept point) and t

Performance Evaluation of WCDMA System with Rake Reception in a Correlated Mobile Channel S.Hida and H.Nikookar International Research Centre for Telecommunications-Transmission and Radar (IRCTR) Faculty of Information Technology and Systems- Delft University of Technology Mekelweg 4, 2628 CD Delft, The Netherlands Email: H.Nikookar-IRCTR.TUDelft.NL In this paper, the impact of correlation of mo

Adaptive Code Length for Downlink Multi-Carrier CDMA in Rayleigh Channel M. Hajian, Danny Handoko, L. P. Ligthart Delft University of Technology, Department of Electrical Engineering, IRCTR (International Research Centre for Telecommunications, transmission and Radar) Mekelweg 4, 2628 CD Delft, P. O. Box 5031, 2600 GA Delft, The Netherlands e-mail: m.hajian-its.tudelft.nl Abstract -Multi-carrier

High-efficiency cellular phone transmitters with reduced power consumption A. V. Grebennikov, H. Jaeger, E. P. Heaney M/A-COM Eurotec Operations , Loughmahon Technology Park, Skehard Road, Cork, Ireland agrebennikov-tycoelectronics.com Abstract: In this paper, new circuit design approaches for wireless handset power amplifiers with reduced power consumption for 3G cellular systems are presented. B

Efficient Strategies of Channel Allocation in TDD ­ UMTS System R. Giuliano, G. Guidoni D.I.E. Università di Roma ­ Tor Vergata, viale del politecnico, 1 ­ 00133 Roma, romeo.giuliano-uniroma2.it RadioLabs ­ Consorzio Università Industria, viale del politecnico, 1 ­ 00133 Roma, guidoni-radiolabs.it ABSTRACT ­ This paper presents a comparison among different strategies of channel allocation in TD­CD

Convolutioally Encoded Ultrawideband M-ary PPM TimeHopping Spread-Spectrum Systems A. R. Forouzan, M. Abtahi Iran Telecom Research Center, End of North Kargar St., Tehran, Iran, e-mail: a_r_forouzan-yahoo.com, abtahi-itrc.ac.ir In this article we consider coded M-ary pulse position modulated (PPM) Ultrawideband (UWB) systems. We will discuss that the mutual interference of UWB systems to/from othe

UTRAN Layout Planning using an Iterative Approach based on a Polynomial-Time Approximation Scheme Lóránt Farkas, Cseg Orosz, Lajos Nagy Department of Broadband Infocommunication Systems Budapest University of Technology and Economics Goldmann György tér 3, Budapest, 1111, Hungary Phone: +36 1 4634219, Fax: +36 1 4633289, E-mail: farkas-micro3.mht.bme.hu We present a UMTS/CDMA system optimisation f