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An Analysis of Source Connections in GaN Power Transistor Packages
An Analysis of Source Connections in GaN Power Transistor Packages Frank Schnieder1 , Franz-Josef Schm¨ ckle1 , Wolfgang Heinrich1 , Matthias Rudolph1,2 u 1 Ferdinand-Braun-Institut, 2 Ulrich-L.-Rohde Leibniz-Institut f¨ r H¨ chstfrequenztechnik, Berlin u o Chair for RF and Microwave Techniques, Brandenburg University of Technology, Cottbus Abstract--This paper presents an analysis of different
Tunable Frequency Selective Surface based on Ferroelectric Ceramics for Beam Steering Antennas
Tunable Frequency Selective Surface based on Ferroelectric Ceramics for Beam Steering Antennas Mar´a Roig, Mohsen Sazegar, Yuliang Zheng, and Rolf Jakoby i Institute of Microwave Engineering and Photonics, Technische Universit¨ t Darmstadt a Merckstrasse 25, 64283, Darmstadt, Germany Abstract--A Tunable Frequency Selective Surface (FSS) as a transmission array with beam steering capability is pres
Semicircular Bow-Tie Antenna-Integrated Double Waveguide 1.55 m Mushroom Photodetectors for cw Photonic Millimeter Wave Transmitter Modules
Semicircular Bow-Tie Antenna-Integrated Double Waveguide 1.55 µm Mushroom Photodetectors for cw Photonic Millimeter Wave Transmitter Modules Vitaly Rymanov and Andreas Stöhr Universität Duisburg-Essen, Lotharstr. 55, 47057 Duisburg, Germany Abstract--In this work, we report on planar antennaintegrated double waveguide 1.55 µm mushroom photodetectors for integration in continuous-wave photonic mill
MetaBeam: A High-Gain Pencil-Beam Array Antenna based on corporately fed CRLH Meta-Lines for the 24 GHz ISM Band
MetaBeam: A High-Gain Pencil-Beam Array Antenna based on corporately fed CRLH Meta-Lines for the 24 GHz ISM Band A. Rennings, B. Zhou, A. Al-Bassam, Z. Chen, S. Otto, K. Solbach, and D. Erni General and Theoretical Electrical Engineering (ATE) & High-Frequency Engineering (HFT), Faculty of Engineering, University of Duisburg-Essen, 47048 Duisburg, Germany Abstract-- One of the objectives in the "M
A Low Power Pulse Frequency Modulated UWB Radar Transmitter Concept Based on Switched Injection Locked Harmonic Sampling
1 A Low Power Pulse Frequency Modulated UWB Radar Transmitter Concept Based on Switched Injection Locked Harmonic Sampling Christian Carlowitz1 , Alexander Esswein2 , Robert Weigel2 , Martin Vossiek1 1 Institute for Microwave Engineering and High Frequency Technology, 2 Institute for Electronics Engineering, University of Erlangen-Nuremberg, Cauerstraße 9, 91058 Erlangen Abstract--Pulse Frequen
Low Cost Highly Precision Time Interval Measurement Unit for Radar Applications
Low Cost Highly Precision Time Interval Measurement Unit for Radar Applications Belal Al-Qudsi 1 , Ahmed Abbas H. Ameri 2 , and Axel Bangert 2 2 Microwave IIS, Nordostpark 93, D-90411 Nuremberg, Germany Electronics Lab, University of Kassel, Wilhelmshoeher Allee 73, D-34121 Kassel, Germany bbrengineer@daad-alumni.de, hussein@uni-kassel.de, bangert@uni-kassel.de 1 Fraunhofer Abstract--In this re
Rigorous investigations of a SiGe:C BiCMOS ring oscillator with optimized gate delay
Rigorous investigations of a SiGe:C BiCMOS ring oscillator with optimized gate delay Mario Weiß, Amit Kumar Sahoo, Cristell Maneux, and Thomas Zimmer Laboratoire IMS, Universit´ de Bordeaux 1 - Cours de la Liberation - 33405 Talence Cedex, France e Abstract--This paper presents a SiGe HBT ring oscillator (RO) achieving a minimum gate delay gate of 2.7 ps in order to benchmark the applicability of
Toward Integrated Ultra-Wideband MIMO-Sensors
Toward Integrated Ultra-Wideband MIMO-Sensors Jürgen Sachs1, Martin Kmec1, Peter Rauschenbach2, Ralf Herrmann1, Kai Schilling1, Marko Helbig1 1 Institute for Information Technology, Ilmenau University of Technology, 98684 Ilmenau, Germany 2 MEODAT GmbH, 98693 Ilmenau, Germany Abstract-- The further development of ultra-wideband (UWB) sensing will largely be affected by the disposability of integ
Highly Birefringent Liquid Crystal for THz Applications
Highly Birefringent Liquid Crystal for THz Applications M. Reuter1, K. Altmann1, N. Vieweg1, K.Garbat2, R. Dabrowski2, M. Koch1 1 Fachbereich Physik, Philipps-Universität Marburg, Hans-Meerwein-Straße MZG C06, 35032 Marburg, Germany 2 Institute of Chemistry, Military University of Technology, 00-908 Warsaw, Poland will due to the longer wavelength inevitably be of thicker construction in comparis
A Capacitively-Coupled Series-Fed Patch Leaky-Wave Antenna and Optimization Concepts for Efficient Broadside Radiation
1 A Capacitively-Coupled Series-Fed Patch Leaky-Wave Antenna and Optimization Concepts for Efficient Broadside Radiation Amar Al-Bassam, Simon Otto, Zhichao Chen, Andreas Rennings and Klaus Solbach Department HFT & ATE, University of Duisburg-Essen, 47057 Duisburg, Germany Abstract--This paper presents a novel series-fed patch leakywave antenna (LWA) and furthermore demonstrates optimization str