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A new family of low capacity radio transceiver for multi-QAM
A new family of low capacity radio transceiver for multi-QAM Franco Marconi, Andrea Cucurachi, Luca Ferrucci Siemens Mobile Communications S.p.A, S.S. 11 Padana Superiore Km158, 20060 Cassina de' Pecchi (MI), Italy, +390295266552 Abstract -- The rapid grow of wireless communications, multimedia traffic and advanced services, despite the inevitable increase in digital rate, have often to cope with
Application of The 2-D Finite Difference Frequency Domain Method for The Analysis of The Dispersion Characteristic of Ferrite Devices
Application of The 2-D Finite Difference Frequency Domain Method for The Analysis of The Dispersion Characteristic of Ferrite Devices Achmad Munir1, Atsushi Sanada1, Hiroshi Kubo1, and Ikuo Awai1 1 Yamaguchi University, Department of Electrical and Electronic Engineering, 2-16-1 Tokiwadai, Ube, Yamaguchi, 755-8611, Japan, +81-836-85-9417 time as compared to the 3-D approach that use six field c
An Efficient Analysis on Door Structure of a Microwave Oven Using Combined Waves of Higher Order Modes
An Ecient Analysis on Door Structure of a Microwave Oven Using Combined Waves of Higher Order Modes Department of Electrical Engineering and Electronics, Aoyama Gakuin University 5-10-1 Fuchinobe, Sagamihara-shi, Kanagawa 229-8558, Japan Tel & Fax : +81-42-759-6526 E-mail : kouta@ee.aoyama.ac.jp Abstract|This paper describes propagation modes of leakage waves irradiated from a microwave oven exami
Wideband cryogenic on-wafer measurements at 20 295 K and 50-110 GHz
Wideband cryogenic on-wafer measurements at 20 295 K and 50-110 GHz Tauno Vähä-Heikkilä, Jussi Varis, Hannu Hakojarvi, Jussi Tuovinen MilliLab, VTT Information Technology, P.O. BOX 12021, 02044 VTT, Finland, tel. 358 9 4567219, fax. +358 9 453 7013, tauno.vaha-heikkila@vtt.fi Abstract -- A measurement system has been developed for cryogenic on-wafer characterization at 50110 GHz. The measuremen
Conventional radiopropagation models and no-wave equation approaches: an application of the percolation theory
Conventional radiopropagation models and no-wave equation approaches: an application of the percolation theory M. Angelucci1, B. Di Chiara2, M. Montepeloso3, R. Sorrentino 1, M. Strappini1, 3, L. Tarricone2 1 2 3 ARPA Umbria, via Pievaiola 06125 Loc. San Sisto (PG), Italy, +39 075/5159621 D.I.I. University of Lecce, Via Monteroni 73100 Lecce - Italy, +39 0832 320226 D.I.E.I. University of Perugi
MILLIMETER WAVE BACKSCATTERING EXPERIMENTS IN ARCTIC WINTER
MILLIMETER WAVE BACKSCATTERING EXPERIMENTS IN ARCTIC WINTER Jukka Ruoskanen1, Pekka Eskelinen2, Heikki Heikkila3, Markku Nieminen2, Arvi Serkola1 and Jouni Peltonen1 1 Defense Forces Technical Research Institute, FINLAND 2 Helsinki University of Technology, IDC, FINLAND 3 Armoured Brigade, FINLAND operational usage of this concept has been only occasional [8]. Initial attempts were based on techn
Urban Out-of-sight Propagation of millimeter waves at 30 GHz for Next generation wireless broadband services
Urban Out-of-sight Propagation of millimeter waves at 30 GHz for Next generation wireless broadband services Sunil Joshi1, Sandeep Sancheti2, Deepak Jhanwar3, Ashutosh Goyal4 2 Deptt. of E.C.E,Engineering college, Ajmer, India,Ph-91-145-443030 Deptt. of E.C.E., Malviya National Institute of Technology, Jaipur,India,Ph-91-141-2552727 3 Deptt. of E.C.E., Engineering College,Ajmer,India,Ph-91-145-44
Simulation of the Electromagnetic Wave Propagation in Cars
Simulation of the Electromagnetic Wave Propagation in Cars Hans-Ludwig Blöcher1, Klaus Beilenhoff2, Josef Wenger1 2 DaimlerChryler AG, HPC U800, D-89081 Ulm, Germany UMS GmbH, Wilhelm-Runge-Str. 11, D-89081 Ulm, Germany geometrical data stem from a real car and have been simplified. All surfaces and interior parts (e.g. seats, armrest) have been approximated using planar ideal 1 Abstract -- The
Deterministic Propagation Models for Radio Transmission into Buildings and Enclosed Spaces
Deterministic Propagation Models for Radio Transmission into Buildings and Enclosed Spaces P. Wertz1, G. Wölfle2, R. Hoppe2, and F. M. Landstorfer1 1 Institut für Hochfrequenztechnik, University of Stuttgart, Pfaffenwaldring 47, 70569 Stuttgart, Germany wertz @ihf.uni-stuttgart.de, www.ihf.uni-stuttgart.de, Tel. +49 711 685 - 7411, Fax. - 7412 2 AWE Communications GmbH, Otto-Lilienthal-Str. 36,
A Channelized 2nd IF/LO Downconverter for the EOS Microwave Limb Sounder
A Channelized 2nd IF/LO Downconverter for the EOS Microwave Limb Sounder Remi LaBelle Jet Propulsion Laboratory (JPL), California Institute of Technology, 4800 Oak Grove Dr., Pasadena, CA 91109, USA, (818) 354-1615 Abstract -- The Earth Observing System (EOS) Microwave Limb Sounder (MLS) is scheduled for launch in 2004 on the EOS Aura spacecraft. The design, assembly and test of the flight 2nd Int