Design of Fractal Slot Antennas Tarek Moselhy1, Hani Ghali2 2 Cairo University, Engineering Mathematics & Physics Department, Cairo, Egypt Ain Shams University, Electronics & Communication Engineering Department, 1 El-Sarayat Street, 11517 Abbasia, Cairo, Egypt (E-mail: hani_ghali-ieee.org) curves are the minimum distance constrains because of the nonzero thickness of the curves used in real appl

An Efficient Design Approach for Planar Microwave Multiplexers George Tudosie, Rüdiger Vahldieck Swiss Federal Institute of Technology (ETH) Laboratory for Electromagnetic Fields and Microwave Electronics (IFH), Gloriastrasse 35, CH-8092, Zurich, Switzerland, E-mail: tudosie-ifh.ee.ethz.ch Abstract -- An efficient design approach for planar diplexer/multiplexers is described. Mutual coupling effe

LTCC Band-pass Filter for Transmitter / Receiver Modules Vasily Kondratyev1, Markku Lahti1, and Tuomo Jaakola1 1 VTT Electronics, Electronics Systems, P.O. Box 1100, FIN-90571 OULU, Finland, Tel.: +358 8 55121060 view the use of dual-mode planar structures is the most attractive solution. Several dual-mode resonators are considered in [5,6], two of them are shown in Fig.1. These filters are suppo

The Integrated 2W High Voltage/High Power 0.12-µm RF CMOS Power Amplifier L. Wu, R. Tao, U. Basaran, J. Luger, I. Dettmann, M. Berroth Institute of Electrical and Optical Communication Engineering, University of Stuttgart, Germany Pfaffenwaldring 47, D-70550 Stuttgart, Germany Tel: 49 711 685-7899 Fax: 49 711 6857900 Email: wu-int.uni-stuttgart.de Web: http://www.uni-stuttgart.de.int ABSTRACT -- A

Solution of Parabolic Equations by the Least Square Method Homayoon Oraizi and Shahram Hosseinzadeh Department of Electrical Engineering, Iran University of Science and Technology Narmak, 16844 Tehran, Iran, Tele: +98-28-7808022, Fax: +98-21-7454055, e-mail: h oraizi-iust.ac.ir Abstract-- In this paper, the parabolic approximation of wave equation will be solved by the method of least squares. At

Development of new THz detection system using a parabolic mirror T. Yasui1 , T. Ohtsuka1, T. Suzuki2, M. Tomioka3, K. Kamimura3, T. Namekata3, H. Minamide4, and H. Ito4 1 Department of Mechanical Engineering, Nagaoka University of Technology, 1603-1 Kamitomioka, Nagaoka Niigata 940-2188, Japan, +81-258-47-9706 2 Department Information and Communication Engineering, Sendai National College of Te

Conductor-Backed Slotline Antenna Jan Machac, Jan Zehentner, Jan Hruska Czech Technical University, Technicka 2, 16627 Prague 6, Czech Republic tel.: +420 224352279, fax: +420 224355865, E-mail: machac-fel.cvut.cz Abstract -- A conductor-backed slotline leaky wave antenna and its modifications were designed, produced and measured. The modified antennas are characterized by one or two additional di

Bandpass Filters with Resistive Attenuators Being Located at 2nd and 4nd Spurious Pass-Bands Ming-Yu Hsieh, Shih-Ming Wang, and Chi-Yang Chang Department of Communication Engineering, National Chiao Tung University 1001 Tahsueh Rd., Hsinchu, 300, TAIWAN E-mail: yoho.cm90g-nctu.edu.tw Fax: +886-3-5710116 Tel: +886-3-5711431 Abstract In this paper, a novel resonator consisting of one half-wave trans

Inter-modulation Distortion Analysis of Class F and Inverse Class F Amplifiers at Low Quiescent Currents Akira Ohta1, Akira Inoue1, Seiki Goto1, Kazuhiro Ueda2, Takahide Ishikawa1, and Yoshio Matsuda1 Mitsubishi Electric Corporation, High Frequency & Optical Device Works, 4-1 Mizuhara, Itami, Hyogo 664-8641, Japan, +81-727-84-7385, aohta-lsi.melco.co.jp 2 1 Sun-A Corporation, 4-1 Mizuhara, Itami,

High-Performance Low-Cost Embedded Inductors Using Thin Array Plastic Packaging (TAPP) for RF/Microwave Applications Michael Wong*, Norman Fok*, Kenneth Kwan*, Nelson Fan*, Kwok Wai Chan**, and Kevin J. Chen** *ASAT (HK) LTD., QPL Industrial Building, 138 Texaco Road, Tsuen Wan, N.T., Hong Kong **Department of Electrical and Electronic Engineering, Hong Kong University of Science and Technology E-