A NETWORK AND TRANSPORT LAYERS FOR MOBILE COMPUTING OVER INTERNET T. OHSAWA*, KOKANOUEandK. TAKEDA** * C&C Network Products Development Labs, NEC Corporation, 1131,Hinode, Abiko, Chiba 2701198,Japan, ohsawa-ptl.abk.nec.co.jp ** C&C Media Research Labs., NEC Corporation, 4-1-1, Miyazaki, Miyamae-ku, Kawasaki 2168555, Japan, okanoue and takeda-ccm.cl.nec.co.jp ABSTRACT The current Internet is design

Mobile Multimedia Communication Frits Schoute Philips Business Communications P.O.Box 32 Hilversum Netherlands and Delft University of Technology P.O.Box 5031 Delft Netherlands e-mail: fschoute-its.tudelft.nl ABSTRACT The drive for untethered (mobile) communication plus the almost unsatisfiable hunger for (multimedia) bandwidth are considered a given problem, for which a good solution will reap g

HEMT OSCILLATORS IN COPLANAR FOR MILLIMETER WAVE SYSTEMS WAVEGUIDE TECHNOLOGY S. Kudszus, W. H. Haydl, A. Bangert*, R. Osorio, M. Neumann, L. Veweyen, A. Hiilsmann, M. Schlechtweg FraunhoferInstitute for Applied Solid State Physics (lAP) Tullastr. 72, 79108 Freiburg,Gennany kudszus-iaf.fhg.de ABSTRACT The potential of HEMT oscillators as signal sources for millimeter wave systems was investigat

TRANSISTOR CONVERSION MATRIX FOR NOISE SIMULATIONS IN MONOLITHIC MICROWAVE OSCILLATORS M. Claassen*, U. Giittich** *L. f Allg. Elektrotechnik u. Angew. Elektronik, Techn. Univ. Mtinchen, Arcisstr. 21, D-80333 Mtinchen, Germany m.claassen-ei.tum.de **Daimler-Benz Aerospace, Worthstr. 85, D-89070 Ulm, Germany guettich-vs.dasa.de ABSTRACT A conversion matrix formulation of oscillator noise is presen

OSCILLATORS CURRENT FOR SHORT RANGE COMMUNICATIONS AND NEW TRENDS AND AUTOMOTIVE RADAR APPLICATIONS: DEVELOPMENTS M. Camiade*, P.F. Alleaume*, J. Obregon** United Monolithic Semiconductor, BP46, RD 128,91401 ORSAY Cedex, FRANCE * camiade-ums.thomson.ft IRCOM, Universite de Limoges, 87060, LIMOGES Cedex, FRANCE ** j. obregon-ircom.unilim.ft ABSTRACT This paper describes the design methodolo

MIXERS FOR THE MILLIMETRE, SUBMILLIMETRE REGIONS AND TERAHERTZ C. M. Mann Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OXII OQX, The United Kingdom c.m.mann-rl.ac.uk ABSTRACT A series of mixers intendedfor space borne remote sensing applications have been developed. Subharmonic mixers operating in the millimetre and submillimetre wave region make use of planar flip chip antipara

PROGRESS IN ACTIVE INTEGRATED ANTENNAS Professor Peter S. Hall School of Electronic & Electrical Engineering The University of Birmingham, B15 2TT, UK ABSTRACT Active integrated antennas, now a major research topic, offer highly compact radio front ends which will find application in a range of systems. The paper commences with a brief review of the technology and likely applications. Then some o

Novel MEMS Phase Shifters and Wideband Switches for Microwave and MM-wave Applications N. S. Barker and G. M. Rebeiz Radiation Laboratory, Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI 48105, USA sbarker-engin.umich.edu, rebeiz-engin.umich.edu AbstractTrue-time delay (TTD) phase shifters and wideband switches have been developed using distributed

A Time Domain Moment Method Based on Daubechies Wavelet Expansions Ingo Wolff*, Markus Werthen Institut fur Mobil- und Satellitenfunktechnik (IMST), D-47475 Kamp-Lintfort woIff-imst.de *a1sowith the Department of Electrical Engineering, Duisburg University, D-47048 Duisburg woIff-ate.uni-duisburg.de Abstract: A novel time domain simulation approach for analyzing real three-dimensional (3-D) microw

Application of the Multiresolution Time Domain Technique (MRTD) to Microwave Circuit and Antennas Geometries Emmanouil M. Tentzeris1, Robert L. Robertson3, Jim Harvey 2, Linda P.B. Katehi3 1ECE Department, Georgia Institute of Technology, Atlanta, GA 30332-0250 2 Army Research Office, NC of Michigan, Ann Arbor, MI48109-2122 3Radiation Laboratory, University Abstract The Battle-Lemarie based M