Novel Compact Narrow-band Microstrip Dual-mode Resonator Filters for 3G Telecommunication Systems L. Roselli, L. Lucchini, P. Mezzanotte Dip. di Ingegneria Elettronica e dell'Informazione, Universit` di Perugia, Perugia, Italy. a Tel: +39-75-585.3633, Fax: +39-75-585.3654, E-mail: urlo-diei.unipg.it Abstract--Novel compact microwave bandpass filter configurations based on the dual-mode microstrip

On the Implementation of Miniaturized and Optimized Transceivers for UMTS Base Stations Erwan Goron*, Yann Toutain*, Jean Philippe Coupez**, Serge Toutain***,Christian Person* *LEST/ENST B. - UMR 6165 - BP 832 - 29285 BREST Cedex - FRANCE - Christian.Person-enst-bretagne.fr ***IRCCyN- BP50609 - 44306 NANTES Cedex 03 - FRANCE - serge.toutain-polytech.univ-nantes.fr Abstract -- An original implemen

Triple-mode Filter Based on Dielectric Loaded Cubical Cavity Lye H. Chua and Dariush Mirshekar-Syahkal University of Essex, Department of E.S.E., Wivenhoe Park, Colchester, Essex CO4 3SQ, UK lhchua-essex.ac.uk dariush-essex.ac.uk Analysis of a cubical cavity loaded concentrically with cubical dielectric resonator is conducted using the commercially available transmission-line matrix (TLM) software

Generic Modulation Adaptive LINC Transmitter T. Brabetz, V. F. Fusco Queen's University Belfast Electrical & Electronic Eng. Ashby Building, Stranmillis Road BELFAST, BT9 5AH, UNITED KINGDOM Phone: +44.(0)28.9027-4089, Fax: +44.(0)28.9066 7023 E- mail: v.fusco-ee.qub.ac.uk Abstract ­ A novel generic LINC topology with multiple digital modulation capability is introduced. It uses two pairs of pha

Calibration Methods for Free Space Dielectric Microwave Measurements with a 4-Channel-Network-Analyzer I. Rolfes, B. Schiek Ruhr-University Bochum, RF & Microwave Engineering Institute Universitaetsstr. 150, 44801 Bochum, Germany Tel.: +49 234 32-26497, Fax: +49 234 32-14167, e-mail: Ilona-HF.Ruhr-Uni-Bochum.de At microwave frequencies the dielectric properties of ceramic and composite materials c

D§ i# i A 3~áÍ Ï ¦T ¤T ¢ E $ '¥VUI5FBh W 5 W uCyw i i$x s $ 3 ´ ½¶ Á » ½ ´ ɶ µ µ » µ¶ ½ r¼E"j£Å ¢6ºE£E¶ ÞÍ Ï ¦ HHUIFE T "W u$6Q `stÿ rW ''& pBBh GGG ¢ 5 v i i q i$ i 5 $ 3 Æ É Ä ´ Ƕ ´ ¼  µ º Ê XRu3¢ÃjgH½ Ê ½ g» µ(¡uu$gu´rrgÂu»6R©½rgÂrÕà ĶE»©j§u½ ¼´½´ À»½¿ ¾´¼ ½ ¼´ Á º ´ ³ ½ ³½ Á Ä ò Ó¼´ ¹´ À»½¿´ ¾´¼ ´ ³½ Ö» µ½ Ľµ Ä»¿ ´¼ d È Ä $ ´¼´ ³ $gur©gdg'©g"gÂE$)g©gÂEaYfu©EÁ 3~ÚÍ Ï ¦ HHUIcE U£$)ec§$a`B



A Rigorous Approach for Calibrating Six-Port Reflectometers S. ABOU CHAHINE*, G. NEVEUX**, B. HUYART** * Beirut Arab University, BP115020, Lebanon, achahine-bau.edu.lb ** ENST, 46, rue Barrault, 75634 Paris cedex 13, France, huyart-com.enst.fr This paper presents a new rigorous approach for finding the parameters of Engen's six to four-port reduction algorithm for six -port reflectometer calibrati

Attenuator with Small Phase Shift for Ultra-Wideband Pulse Subsurface Geo-Radar O.V. Stoukatch*, Senior Member, IEEE, and L.P. Ligthart**, Fellow, IEEE Tomsk Polytechnic University, 30 Lenin Avenue, Tomsk, 634034, Russia, E-Mail: ird-tusur.ru ** International Research Centre for Telecommunications and Radar, Delft University of Technology Mekelweg 4, 2628 CD Delft, the Netherlands * Abstract. The

Reducing Cross-Target Products in Thinned Antenna Arrays using Nonlinear Processing Leif C. Stange, Carsten Metz*, Arne F. Jacob Institut für Hochfrequenztechnik, Technische Universität Braunschweig, Germany * Bell Laboratories, Lucent Technologies, Murray Hill, NJ, USA Antenna array thinning by nonlinear multiplicative processing of subarray signals is highly efficient. It allows thinning rates o