Compensated microwave measurements B. Stee, M. Zurawski * * Institute of ElectronicTechnology,Facultyof Electronics, ilitary M University of Technology. U!. Kaliskiego 2, 01-489 Warsaw, Poland.Tel. +48/22/36 +48/22/36 94 44 95 50; Fax. +48/22/36 22 54 or thermometer for biomedical Abstract A balanced radiometer for medical applications is described. The accuracy of temperature measurements does

An improved method for measuring properties of nonhomogeneous materials by a two-polarization forward-scattering measurement Anssi P. Toropainen Otakaari Helsinki University of Technology, Radio laboratory 5 A, SF-02150 Espoo, Finland Abstract A new method for measuring properties of granular materials with a two-polarization scattering measurement combined with free-space phase and attenuation

Microwave life detector for buried victims J. Bel Hadj Tahar, J.Ch. Bolomey, M. Cauterman 91192 Gif-sur-Yvette 33( 1)69413060 Service d'Electromagnetisme SUPELEC, Plateau du Moulon, F Cedex. Phone: 3311 )694 18040, Fax: Abstract This paper describes a microwave life detector for buried victims after earthquakes, landslips, explosions or breaking down in buildings, etc .". The complementarity of t

Density monitoring in circulating fluidized beds using . a microwave sensor T.Hauschild, R. Knochel. * Technische Universitdt Homburg Hochfrequenztechnik, Wallgraben Germany. Tel.: +4077182758; Horburg, Arbeitsbereich 55, D-21071 Homburg, Fox +4077182755 Abstract Due do the relatively new technology of solid fluidized bed reactors in chemical engineering there is a demand for new noninvasive meas

A 50-GHz low-noise amplifier designed using noise parameters from an equivalent circuit Kyoichi Ishii1, Tetuo Yamamoto1, Yoii Ohashi2, Naofumi Okubo2, and Masafumi Shigaki3 1 Space Communications Research Cororation 5F, Hayakawa Tonakai Building, 2-12-5 Iwamoto-cho, Chiyoda-ku, Tokyo 101, japan Tel. +81-3-3865-8761, ax +81-3-3865-8765 F 2 Fuptsu Laboratories Ltd, Kawasaki 1015 Kamikodanaka,Nakahar

Millimetre-wave self-oscillating resonant tunnelling devices. G. Millington, R.E. Miles, R.D. Pollard, D.P. Steenson, J.M. Chamberlain 1, M. Henini' Microwave and Terahertz Technology Group, Department of Electronic and Electrical Eng. University of Leeds, Leeds, LS2 9JT, England. 'Department of Physics, University of Nottingham, Nottingham, NG7 2ED, England. University Park, mixers using Abstra

amplifiers operating with very low drain bias voltages for use in mobile telephones at 1.7 GHz FEY s. Dietsche*, c. Duvanaud**, G. Pataut*, J. Obregon** * Thomson-CSF Semiconducteurs Specifiques, Route Departementale 128, BP 46, 91401 ORSAY Cedex, France * * IRCOM Faculte des Sciences URA CNRS, 123, Avenue AlbertThomas, 87060 LIMOGES Cedex Abstract '!\vo single-stage GaAs class F power amplifiers

Active antenna phase modulator performance v F Fusco,S Drew High Frequency Electronics Laboratory, The Queen's University of Belfast, Ashby Building, Stronmillis Rood, Belfast, BT95AH, Northern Ireland Abstract This paper demonstrates experimental and simulated evidence on the extent to which an active microstrip antenna consisting of a rectangular patch radiator peripherally loaded with a GaA

Design and performance subharmonic mixer Asher Madiar, Moshe Musia Technion -Israel Institute of Technology and RAFAEL, Haifa, Israel. PO Box 2250 (code 87), Haifa, Israel. Tel. +972-4-794128, fax +972-4-792037, E-mail: asher-ee.technionac.il ofax4 millimeter wave Abstract Due to the relative complexity and cost of MM-wave oscillators it makes sense to use subharmonic mixers, which require loca

Active varactor tunable microwave S.R Chandler, I.C Hunter, J.G. Gardiner Telecommunications Research Group, Dept. of Electronic & Electricol Eng. University of Bradford, Bradford, West Yorks. BD7 1DP, England. filters Tel:+44274733466 Fax +44274391521 Abstract. This paper presents measured results for active microwave bandstop and bandpass varactor tuned filters, These filter designs were bas