NEW APPROACH TO FAST FULL WAVE OPTIMIZATION OF MICROWAVE FILTERS Piotr Kozakowski, Michal Mrozowski Technical University of Gdansk, Department of Electronics, Telecommunications and Informatics, ul. Narutowlcza 11/12, 80-952, Gdansk, Poland, e-mail: plOtek-task.gda.pl.mlm-pg.gda.pl ABSTRACT The gradient based optimization technique along with a new definition of a cost function is applied to the

A New Neural Network Model for Accurate Analysis of Microstrip Filters on PBG Structure E. N. R. Q. Fernandes, P. H. F. Silva, M. A. B. Melo, A. G. d'Assunção Federal University of Paraíba, Department of Electrical Engineering, Caixa Postal 10053 Campina Grande, PB, Brazil, CEP: 58109-970, e- mail: everton.fernandes-terra.com.br *Federal University of Rio Grande do Norte, Department of Electrical

A compact bandpass filter using a 1-D periodic slow wave structure Marc DeVincentis and Tatsuo Itoh UCLA Electrical Engineering Department University of California, Los Angeles 405 Hilgard Ave., Los Angeles, CA 90095 Phone ­ (310) 206-1024 Fax ­ (310) 206-4819 Email ­ marcd-ee.ucla.edu Abstract -- A compact, dual-mode bandpass filter based on a stripline ring resonator is presented. This 2pole fil

A Compact Tunable Coplanar Filter T. Paillot, P. Blondy, D. Cros, P. Guillon, C. Champeaux*, A. Catherinot*, P. Tristant* I.R.C.O.M. -*S.P.C.T.S.- UMR CNRS 6615 - 123, Av. Albert Thomas - 87060 Limoges Cedex ­ France Abstract ­ This paper proposes a new design for a 30GHz CPW filter. An original excitation structure has been used. The filter has been realised and measured achieving 9% fractional b

Bandwidth and Central Frequency Tunable Bandpass Filter E. Fourn*, C. Quendo*, E. Rius*, G. Tanné*, C. Person*, F. Huret* P. Blondy**, A. Pothier**, C. Champeaux***, P. Tristant***, A. Catherinot*** *L.E.S.T.- UMR CNRS N°6165 ­ BP 809 ­ 29285 BREST CEDEX - FRANCE -TEL : 33 298 016 938 **I.R.C.O.M.- UMR CNRS N°6615 ­ 87060 LIMOGES CEDEX - FRANCE - TEL : 33 555 457 731 ***S.P.C.T.S ­ UMR CNRS 6638 ­

A 0.04 cc Power Amplifier Module with Fully Integrated Passives in a Hybrid LTCC Substrate for 5-GHz Wireless LANs Shingo Yamanouchi, Kyoko Haraguchi*, Kazuaki Kunihiro, Kazuhiro Ikuina*, Masahiro Fujii and Hikaru Hida Photonic and Wireless Devices Res. Labs., NEC Corporation 34 Miyukigaoka, Tsukuba, Ibaraki 305-8501, Japan *Functional Material Res. Labs., NEC Corporation 4-1-1 Miyazaki, Miyamae,

Amplifiers with Improved IMD Performance for Multi-Channel Wireless Systems N. Males-Ilic#, B. Milovanovic*, and D. Budimir# #Wireless Communications Research Group, Department of Electronic Systems, University of Westminster, London W1W 6UW, UK, budimid-westminster.ac.uk *Faculty of Electronic Engineering, University of Nis, Nis, Yugoslavia, bata-elfak.ni.ac.yu A linearization technique for redu

Wideband 5.5W Ka-Band Low-Cost MMIC High Power Amplifier with 30dB of Gain. Chris Grondahl, Dave Corman, Ken Buer US Monolithics 325 E. Elliot Rd, Suite 30, Chandler, AZ 85225 cgrondahl-usmonolithics.com A Ka-band MMIC high power amplifier (HPA) is presented that supplies over 5W of output power with 30dB of gain over a 3.5GHz band and is produced on a low-cost, mature, commercially available 0.25

A 43 GHz DIFFERENTIAL VCO IN HBT TECHNOLOGY A. SION - M. CAMIADE - P. CORTESE UMS S.A.S., RD 128, BP 46, 91401 ORSAY CEDEX, France tel : + 0033 169330627 Fax : 0033 169330552 E-mail : arnaud.sion-ums-gaas.com The design and the measurements of a Ka-band HBT-based Voltage Controlled Oscillator (VCO) are reported. This VCO is fully integrated in MMIC technology, and is based on a balanced oscillato

Two New Approaches for Phase Noise Improvements in Millimeterwave Dielectric Resonator Oscillators Tamás Bánky, Tibor Berceli Department of Broadband Infocommunication Systems, Budapest University of Technology and Economics, Budapest, H-1111, Goldmann Gy ter 3., HUNGARY, banky-mht.bme.hu Abstract -- This paper shows two new methods for overcoming the problems caused by the phase noise in millime