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ECWT: Miniaturized Wide-Band Dielectric Resonator Antenna for Next Generation WLAN Applications
Miniaturized Wide-Band Dielectric Resonator Antenna for Next Generation WLAN Applications Atabak Rashidian1, Mohammadreza Tayfeh2, Pavel Hazdra3 and Keyvan Forooraghi4 Iran Telecom Research Center, Data Communication Group, P.O.Box 14155-3961, Tehran, Iran 2 Siemens COM, GE Pardis TD, P.O.Box 14178-132, Tehran, Iran 3 Technical University of Prague, Department of Electromagnetic Field, 16627, Prag
ECWT: UWB Module with Antenna Using Organic Substrates
UWB Module with Antenna Using Organic Substrates Koichiro Gomi, Masaaki Ishida, Shigeru Hiura Toshiba Corporation, Corporate Manufacturing Engineering Center 33, Shin-Isogo-Cho, Isogo-Ku, Yokohama 235-0017, Japan Tel: +81-45-759-1594, Fax: +81-45-759-1492, E-mail: koichiro.gomi@toshiba.co.jp performance is measured and compared with simulation results. And in order to estimate the data transmissio
ECWT: Multi-Band Ultra Wide Band Antennas
Multi-band Ultra Wide Band antennas Isma¨ l Pel´ , Anne Chousseaud, Serge Toutain e e IREENA La Chantrerie, rue C. Pauc, BP 50609, 44306 Nantes cedex 3 France, +33 2 40 68 30 54 , ismael.pele/anne.chousseaud/serge.toutain@univ-nantes.fr Abstract-- This paper presents 3D Ultra Wide Band antennas modified to be Multi Band UWB antennas. The solution consists in creating stubs in the shape of the ant
ECWT: Transfer Function Characterization of UWB Antennas Based on Frequency Domain Measurement
Transfer Function Characterization of UWB Antennas Based on Frequency Domain Measurement Shi Yiqiong, Sheel Aditya, and Choi Look Law Positioning and Wireless Technology Center Nanyang Technological University, Singapore Abstract- It is well-understood that co-design of the transceiver circuit and the antenna can improve matching, efficiency and pulse shape in Ultra-Wideband (UWB) applications. Tr
ECWT: A New Balanced UWB Planar Antenna
A New Balanced UWB Planar Antenna Y.X. Guo, Z.Y. Zhang, L.C. Ong and M.Y.W. Chia Institute for Infocomm Research 20 Science Park Road, TeleTech Park, #02-21/25, Singapore 117674, 65-68709165 Email: guoyx@i2r.a-star.edu.sg Abstract -- In this paper, a new balanced planar antenna for UWB applications is proposed. Firstly, a novel uniplanar broadband balun transition is presented, which can either be
ECWT: An LTCC Power Amplifier Module Integrated with a SAW Duplexer
An LTCC Power Amplifier Module Integrated with a SAW Duplexer Dongsu Kim*, Jun Chul Kim, Erick Kim, Hyun Min Cho, Nam Kee Kang, and Jong Chul Park Electronic Materials & Packaging Research Center Korea Electronics Technology Institute #68 Yatap-dong, Bundang-gu, Seongnam-si, Gyeonggi-do, 463-816, South Korea Tel: +82-31-789-7220, Fax: +82-31-789-7209 E-mail: *kimds@keti.re.kr Abstract -- A compac
ECWT: Investigation of Amplitude Controlled Multi-Null-Steering Smart Antenna Array
Investigation of Amplitude Controlled Multi-NullSteering Smart Antenna Array G. Starszuk, Y.Yashchyshyn Warsaw University of Technology, Institute of Radioelectronics, Nowowiejska 15/19, 00-665 Warsaw, Poland e-mail: e.jaszczyszyn@ire.pw.edu.pl, gstarszu@elka.pw.edu.pl, phone: +48 22 660-7833 Abstract -- This paper presents investigation of multinull-steering antenna array. A new method of nulling
ECWT: Modeling Interference Fading the Direct and Reflected Narrow Beams of Millimeter Waves Above Terrestrial Cover and Diffraction in a Zone Shadow of an Obstacle
Modeling interference fading the direct and reflected narrow beams of millimeter waves above terrestrial cover and diffraction in a zone shadow of an obstacle. Andreyev G.A., Korbakov D.A. Institute of RadioEngineering and Electronics, Russian Academy of Sciences, 11, build 7 Mokhovaya St., 125009, Moscow, Russia, Phone: +7 (095) 202-1591; Fax: +7 (095) 203-8414; E-mail: andreyev@mail.cplire.ru Ab
ECWT: Nonlinear Predistortion for Dynamic Power Amplifiers Linearization
Nonlinear Predistortion For Dynamic Power Amplifiers Linearization Ovidiu Leulescu1 , Teodor Petrescu2 1 PhD Student, 2 Professor, Faculty of Electronics, Telecommunications and Information Technology, University POLITEHNICA of Bucharest, Romania, B-dul Iuliu Maniu 1-3, Cod: 061071, Sect. 6 E-mail: 1 ovidiu@munde.pub.ro, 2 teodor.petrescu@munde.pub.ro Tel: +40-21-4024618, Fax: +40-21-4024899 Abs
ECWT: Highly Linear IQ Downconverter for Reconfigurable Wireless Receivers
Highly Linear IQ Downconverter for Reconfigurable Wireless Receivers Krzysztof Dufr^ ne, Robert Weigel e University of Erlangen-Nuremberg, Institute for Electronics Engineering, CauerStr. 9, D-91058 Erlangen, Germany Email:kdufrene@ieee.org Abstract-- This paper describes a design of an active, low voltage, reconfigurable IQ downconversion mixer based on a current-mode output architecture. The I/Q