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New simplified Active transverse dipole array design
New simplified Active transverse dipole array design , ~ J.M. FLOC'H*, L. DESCLOS** * I.N.S.A. de Rennes, LCST ,20 avenue des buttes de Coesmes.35043.RennetFtance ** Silicom region ouest, bat. "germanium", 80 avenue aes buttes de Coe~me's, 35700 Rennes France Abstract: After several attemps on transverse dipole array design using numerical technique (MOM) a simple and reliable design method i
NULL STEERING IN ADAPTIVE ARRAYS USING A GENETIC ALGORITHM
NULL STEERING IN ADAPTIVE ARRAYS USING A GENETIC ALGORITHM M.M. Dawoud*, A Tennant t and A.P. Andenon t .' King Fahd University of Petroleum & Minerals, Dhahran 31261,SaudiArabia * t Department of Electronic and Electrical Engineering, University of Sheftield,UK. ABSTRACT Antennas are frequently required to have beam steering, adaptive nulling and direction finding capabilities, and technologie
Multimode Network Representation of a Radiating Array of Thick Parallel Plates
MuJtimode Network Representation. of a Radiating Array of Thick Parallel Plates D. Kinowski and M. Guglielmi European Space Research and Technology Centre (ESTEC) P.O. Box 299, Noordwijk, The Netherlands Abstract In this paper, we describe a novel multimode network representation for the analysis of radiating array of thick parallel plates. Due to the periodicity and infinite transverse extent, o
ACCURACY OF THE SIMULATION OF V BAND MMICs TYPICAL MICROSTRIP ELEMENTS WITH CAD PROGRAMS
ACCURACY OF THE SIMULATION OF V BAND MMICs TYPICAL MICROSTRIP ELEMENTS WITH CAD PROGRAMS Jolo C. Vaz, M. Jolo Rosario, J. Costa l"reire InStjtuto das Telecomunica~oes and Depart. de Eng. Electrotecnica, Instituto Superior Tecnico ABSTRACT In this paper a comparison of the simulation of MMICs typical microstrip elements, such as transmission lines, open rectangular stubs and radial stubs, with com
Full Wave Analysis of Slow Wave Effects in Planar Circuits with Lossy Conductors
Full Wave Analysis of Slow Wave Effects in Planar Circuits with Lossy Conductors M. Farina*, G. Gerini*, T. Rozzi* *Dipartimento di Elettronica ed Automatica, Universita di Ancona, Via delle Brecce Bianche, 60131 Ancona, ITALY. Abstract - In this contribution we provide a full-wave analysis of the effect of conductor losses in MIS and Schottky junction devices. This rigorous treatment explains th
Efficient Extraction of S-parameters from the Spectral Domain Method for Passive Planar Microwave Circuits
Efficient Extraction of S-parameters from the Spectral Domain Method for Passive Planar Microwave Circuits S.A. Meade and C.J. Railton Centre for Communications Research, Faculty of Engineering, University of Bristol, BS8 1TR, U.K. Abstract The extraction of the circuit parameters from a fast and rigorous analysis of shielded microwave passive planar circuits is presented for the Spectral Domain M
WAVELET ANALYSIS OF HYBRID MICROSTRIP-DIELECTRIC PLANAR STRUCTURES
WAVELET ANALYSIS OF HYBRID MICROSTRIP-DIELECTRIC PLANAR STRUCTURES Kazem Sabetfakhri* and Linda P.B. Katehi Radiation Laboratory Department of Electrical Engineering and Computer Science The University of Michigan Ann Arbor, MI 48109-2122 Tel: 001-313-747-1796 Fax: 001-313-747-2106 ABSTRACT. This paper presents an efficient spectral-domain analysis of hybrid microstripdielectric waveguide structur
FROM NETWORK THEORY TOWARDS FIELD THEORY FOR (M)MIC CHIP LEVEL SIMULATION
FROM NETWORK THEORY TOWARDS FIE~D THEORY FOR (M)MIC CHIP LEVEL SIMULATION A. John.and R. H~Jansen DlIisburg University, EE Department:"t:iHFT'j Bi$rnarckstrasse81, , 47048Duisburg~'GermaI)Y' , ~. SFB254 ... ABSTRACT, J A new iterative electromagnetic approach based on the Spectral Domain Technique (SDT) is presented which provides a.consistent and rigorous methodology for the simulation of
A 3.3V, 1W GaAs One-Chip Power Amplifier MMIC for Cellular Phones
A 3.3V, 1W GaAs One-Chip Power Amplifier MMIC for Cellular Phones Kazuya YAMAMOTO, Kosei MAEMURA, Makio KOMARU,Nobuyuki Yoshinobu SASAKI, and Noriyuki TANINO Optoelectronic and Microwave Devices Laboratory Mitsubishi Electric Corporation 4-1, Mizuhara, Itami, Hyogo 664, Japan Tel: +81 727847384. Fax: +81 727802694 ABSTRACf A 900-MHz-band 1W one-chip power amplifier MMIC, which operates at the low-
A Monolithic 2.44 GHz Transceiver Frontend
A Monolithic 2.44 GHz Transceiver Frontend Werner Baumberger, ETH Swiss Federal Institute of Technology, ZUrich, Switzerland ABSTRACT The design, fabrication and prototype evaluation of a single chip transceiver frontend for the 2.44 GHz-frequency band is preserited. The chip architecture, circuit design and the.measured results are, described. The transmitter section of the IC comprises. an inter