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A 94 GHz RF Electronics Subsystem for the CloudSat Cloud Profiling Radar
A 94 GHz RF Electronics Subsystem for the CloudSat Cloud Profiling Radar Remi LaBelle1, Ralph Girard2, Graham Arbery3 1 Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr., Pasadena, CA 91109, USA, (818) 354-1615 2 Canadian Space Agency, Space Technologies, 6767 Route de l'Aéroport, Saint-Hubert, QC, J3Y 8Y9, Canada, (450) 926-4654 3 COM DEV Limited, 155 Sheldon Dr.,
SAW based Delay Locked Loop concept for VCO linearization in FMCW Radar sensors
SAW based Delay Locked Loop concept for VCO linearization in FMCW Radar sensors M. Christmann1, M.Vossiek1, M. Smith2, G. Rodet1 1 Siemens AG, Corporate Technology - PS7, 81730 Munich 2 University of Central England in Birmingham For completeness the distance to the scattering object can now be calculated by determining the frequency f B of u B (t ) which is usually done by calculating the Fourie
Cost-Minimized 24 GHz Pulse Oscillator for Short-Range Automotive Radar Applications
European Microwave Week (EuMC), Oct. 2003, Munich, Germany (page 1 of 4). Cost-Minimized 24 GHz Pulse Oscillator for Short-Range Automotive Radar Applications Andriy Kryshtopin*, Georgiy Sevskiy*, Konstantin Markov*, Patric Heide* Martin Nalezinski, Richard Roskosch, Martin Vossiek Siemens AG, Corporate Technology, Otto-Hahn-Ring 6, D-81730 Munich, Germany. *EPCOS AG, Product Development Modules,
Compact Receiver Module for X-band radar applications
Compact Receiver Module for X-band radar applications Niklas Billström Ericsson Microwave Systems AB, S-431 84 Mölndal, Sweden Abstract -- This paper presents, the design, realization and measured results of a highly integrated Multi-ChipModule (MCM) developed for X-band radar applications. The MCM is built up in a LTCC substrate. Embedded within the substrate is a bandpass stripline filter. The m
Radioabsorbing Composite Materials Based on Thermoplastics: Production Technology and Structural Optimization Principles
Radioabsorbing Composite Materials Based on Thermoplastics: Production Technology and Structural Optimization Principles Victor Bannyi, Anna Makarevich, Leonid Pinchuk V. A. Belyi Metal-Polymer Research Institute of National Academy of Sciences of Belarus 32 A Kirov St., 246050, Gomel, Belarus; tel: +375 232 720-939 Abstract Novel sheet, profile and fibrous nonwoven radioabsorbing materials (RAM)
Left-Handed Metamaterials based on Split Ring Resonators for Microstrip Applications
Left-Handed Metamaterials based on Split Ring Resonators for Microstrip Applications Martin Schüßler, Andreas Fleckenstein, Jens Freese, Rolf Jakoby Technische Universität Darmstadt, Institut für Hochfrequenztechnik, Merckstrasse 25, D-64283 Darmstadt, Germany, Phone: +49 6151 163752, Email: schuessler@hf.tu-darmstadt.de Abstract -- A possibility is presented to realize left-handed planar substrat
Design of Artificial Dielectrics for Anti-Reflection-Coatings
Design of Artificial Dielectrics for Anti-Reflection-Coatings S. Biber, J. Richter, S. Martius, L.-P. Schmidt University of Erlangen-Nuremberg, Institute for Microwave Technology (LHFT), Cauerstraße 9, D-91058 Erlangen, Germany, ++49 9131 85-27223, stephan.biber@lhft.eei.uni-erlangen.de Abstract-- With the increasing interest in new artificial materials ranging from meta-materials to photonic band
Tuneable Electromagnetic Bandgap Structures Based on Ba0.25 Sr0.75 Ti03 Parallel-Plate Varactors on Silicon Coplanar Waveguides
Tuneable Electromagnetic Bandgap Structures Based on Ba0.25Sr0.75Ti03 Parallel-Plate Varactors on Silicon Coplanar Waveguides D. Kuylenstierna1, A. Vorobiev1, G. Subramanyam2, and S. Gevorgian1,3 1 Department of Microelectronics, Chalmers University of Technology, 412 96 Gothenburg Sweden, e-mail: dan@ep.chalmers.se 2 Dept. of ECE, University of Dayton, 300 College Park, Dayton, OH 45469, USA Micr
Thin composite radar absorber operational for all incidence angles
Thin composite radar absorber operational for all incidence angles Sergei Tretyakov, Stanislav Maslovski Helsinki University of Technology, Radio Laboratory/SMARAD P.O. Box 3000, FIN-02015 HUT, Finland E-mails: sergei.tretyakov@hut.fi, stanislav.maslovski@hut.fi Abstract-- It is shown that thin mushroom layers (highimpedance surfaces realized as regular arrays of small patches at a small distance
Direct-Coupled DC-40 GHz Amplifier for High-Speed Data Communication System
Direct-Coupled DC-40 GHz Amplifier for High-Speed Data Communication System L. Courcelle, E. Kerhervé and P. Jarry Microelectronics IXL Laboratory - CNRS UMR 5818 - ENSEIRB University of Bordeaux 351, cours de la Libération 33405 Talence cedex - France Tel. (33) 556-842-611 Fax. (33) 556-371-545 Abstract -- The millimeter wave transport over fiber needs more and more bandwidth according to SONET