A Simple Approach to a Statistical Path LossModel for Indoor Communications Constantino Perez- Vega and Jose Luis Garcia Garcia. Communications Engineering Department University of Cantabria Av. de los Castros sin. 39005 -Santander, Spain Abstract Path-loss in indoor environments is investigated at 1.8 GHz, using a power-law model where the exponent of the distance is the descriptive random varia

Mutual Coupling between Transverse Slots in Cylindrical Structures Johan Wettergren Saab Ericsson Space AB SE-405 15 Goteborg, Sweden E-mail: johan.wettergren-space.se Phone: +46 31 3354034, Fax: +46 31 3359520 ABSTRACT We compute the mutual coupling between transverse slots in cylindrical structures. The coupling is included in the slot antenna analysis and the waveguide scattering parameters ar

SCAN-OPTIMIZED INTEGRATED LENS ANTENNAS . M.J.M. van der Vorst, P.J.I. de Maagt' and M.H.A.J. Herben Eindhoven University of Technology, Faculty of Electrical Engineering P.O. Box 513, 5600 MB Eindhoven, The Netherlands, e-mail: M.J.M.v.d.Vorst-ele.tue.nl European Space Agency ESTEC, P.O. Box 299, 2200 AG Noordwijk, The Netherlands Abstract In this paper the scan properties of integrated lens

A Laser Radar for precise 2D- and 3D-Object Imaging Andreas Biernat, Gunter Kompa FG Hochfrequenztechnik, University of Kassel, Germany 34121 Kassel, WilhelmshOher Allee 73 Tel: +49-561-8046528, Fax: +49-561-8046529 Email: andreasb-hfm.e-technik.uni-kassel.de ABSTRACT A high resolution laser measurement uncertainty picosecond laser pulses relatively high (40kHz), 3D-modelization) and as radar use

LOW POWER MICROWAVE EFFECTS ON ERYTHROCYTE MEMBRANES Sajin George *, Rusu Ion*, Kovacs Eugenia**, Savopol Tudor**, Dinu Alexandru**, Sajin Maria*** *) National Research Institute for Microtechnology, Str. Erou Iancu Nicolae 32 B, 72 996 Bucharest, Romania. **) "Carol Davila" Medical University, Biophysical Research Department, P.O. Box 15 205, Bucharest, Romania. ***) "Carol Davila" Medical Univer

The Shielding Effects of Lossy Dielectric Material for Three Layered Elliptical Human Model S.NISHIZAWA O.HASHIMOTO Member, IEEE DEPARTMENT OF Electriuland EI«tronie Engineerinl Graduate School 01Science and Engineerinl Aoyama Gakuin University Setagayaku Chitosedai 6-16-1, 157 Tokyo, Japan Tel: (+81)-3584-IIII(Ex.322), Fax: (+81)-3584-1121 E-mail: s-nishi-ee.ayoyama.ac.jp.hasimoto-ee.aoyama.ac.j

PROFILE INVERSION OF STRATIFIED DIELECTRIC MEDIA USING THE TWO-STEP RECONSTRUCTION V.A. Mikhnev' and P. Vainikainen" Institute of Applied Physics, Skoriny 16, 220072 Minsk, Belarus "Helsinki University of Technology, Radio Laboratory, Otakaari 5 A, 02150 Espoo, Finland ABSTRACT A novel two-step reconstruction approach for one-dimensional permittivity profiles in the frequency domain is presented.

MICROSTRIP PATCH ARRAY FOR THE MOBILE TERMINAL ANTENNA OF A MOBILE COMMUNICATION SYSTEM Tomasz Rutkowski Przemystowy Instytut Telekomunikacji Ul. Gen. J Hallera, 13 Gdansk Poland and Cust6dio Peixeiro IT/DEEC - Instituto Superior Tecnico Av. Rovisco Pais, 1 1096 Lisboa Codex Portugal ABSTRACT The present paper describes a microstrip patch antenna array to be used in the mobile terminal of a mobil

SYNTHESIS OF CIRCULARLY POLARISED RADIAL LINE SLOT ARRAY Manuel Sierra P.! ,Maria Vera Isasa2, Antonio G. Pin02, Manuel Sierra c.' 'Universidad Politecnica de Madrid. E.T.S.I. Telecomunicaci6n. Ciudad Universitaria 28040 Madrid (Spain). Phone: +3415495700 Fax: +3414532002. E-mail: manolo-gr.ssr.upm.es 2Universidad de Vigo. E.T.S.I. Telecomunicaci6n. 36200 Vigo (Spain). Phone: +34868121]7 E-mail;mi

ENHANCED GAIN PATCH ANTENNAS AT MILLIMETER WAVES Vladimir Roianskv. B. Sc. & Mark Winebrand. Ph. D. RADAR & ELECTRO-OPTICS DEPT., MBT DIVISION, ISRAEL AIRCRAFT INDUSTRIES LTD., YEHUD, INDUSTRIAL ZONE, P.O.Box 105, ISRAEL 56000. ABSTRACT A study of a rectangular patch, with a dielectric plate installed in front of the patch at a "resonant" distance, has been performed at the upper Ka frequency band