WISH: A Wireless Internet Local Searching Tool M. Angelaccio, B. Buttarazzi, M. Amendola Dipartimento di Informatica, Sistemi e Produzione - Università degli Studi di Roma "Tor Vergata", Via del Politecnico 1, 00133 - ROMA (Italy), {angelaccio, buttarazzi}-info.uniroma2.it, amendola-ing.uniroma2.it With the diffusion of wireless connections to Internet it is increasing the number of web queries ca

Impact of New Adaptive Algorithms for DS-CDMA Systems with Multipaths A. R. R. de Matos, A. G. d'Assunção, L. M. de Mendonça Universidade Federal do Rio Grande do Norte, Departamento de Engenharia Elétrica Caixa Postal 1655, Natal, RN, Brazil, CEP: 59072-970 e-mails: renede-telemar-ce.com.br, adaildo-ct.ufrn.br, laercio-ct.ufrn.br We describe the modification performed in two algorithms for adapti

A 2D RAKE Receiver for UMTS based on Projection Operators E. Falletti, F. Sellone The Smart Ant Group -Polito Dipartimento di Elettronica ­ Politecnico di Torino C.so Duca degli Abruzzi, 24, 10129 Torino ­ Italy E-mail: {falletti, sellone}-polito.it In this paper a novel 2D RAKE receiver for multi-channel DS -CDMA systems is presented. Its main feature is the capability of coherently combining the

Comparing Performance of Direction-of-Arrival Estimation Methods for Wideband Signal Sources Tuan Do-Hong, Peter Russer Lehrstuhl fuer Hochfrequenztechnik Technische Universitaet Muenchen Arcisstrasse 21, D-80333 Muenchen, Germany Tel. +49-89-28925230, Fax +49-89-28923365 E-mail: do-hong-ei.tum.de ABSTRACT In this paper, the performance results of direction-of-arrival estimation methods for multip

Analysis and Simulation of Direction-of-Arrival Estimation for Closely Spaced Wideband Sources using Arbitrary Antenna Arrays Tuan Do-Hong, Peter Russer Lehrstuhl fuer Hochfrequenztechnik Technische Universitaet Muenchen Arcisstrasse 21, D-80333 Muenchen, Germany Tel. +49-89-28925230, Fax +49-89-28923365 E-mail: do-hong-ei.tum.de ABSTRACT This paper presents an analysis of direction-of-arrival est

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A 3.6-V AlGaAs HBT Mixer for Wireless Applications Mike Tempel, Kai Schmidt von Behren, Georg Boeck Berlin University of Technology, Microwave Engineering, Sekr. HFT 5-1, Einsteinufer 25, 10587 Berlin, Germany Tel. (++49)30 314-26895, Fax (++49)30 314-26893 http://www-mwt.ee.tu-berlin.de, tempel-mwt.ee.tu-berlin.de This paper describes a highly-linear, low-voltage 2GHz fully balanced downconversio

Analog Time-discrete Signal Processing Using a Standard CMOS Process Hans-Otto Scheck, Jari Hyyryläinen NOKIA, P.O. BOX 301, FIN-00045 NOKIA GROUP, FINLAND E-MAIL: HANS-OTTO.SCHECK-NOKIA.COM FAX: +358 7180 30042 ABSTRACT -- Analog signal processors, which perform convolution, correlation and matched filtering based on special CCD processes, have been demonstrated earlier. This paper investigates t

Cost and Size Effective Quad Band Power Amplifier Module using New Impedance Transformation Technique. Ph.Riondet, M.Guenais, S.Lestringuez, C.Destouches. Wireless and Broadband System Group, Motorola SPS Le Mirail, B.P.1029, 31023 Toulouse Cedex - France Phone: +33 (0)561199540, Fax: +33 (0)561191012, e-mail: philippe.riondet-motorola.com This work describes a new impedance matching technique usi

RF passives on high-resistive silicon: technology and modelling A.B.M. Jansman, J.T.M. van Beek, M.H.W.M. van Delden, A.L.A.M. Kemmeren and A. den Dekker* Philips Research Laboratories, Prof. Holstlaan 4, 5656 AA Eindhoven, The Netherlands Tel: +31-402742141. Fax: +31-402743352. E- mail: andre.jansman-philips.com *Philips Semiconductors, Gerstweg 2, 6534 AE Nijmegen. Tel: +31-243534665. E- mail: a