Evaluation of hybrid lidar-rader for ocean exploration L Mullen, P R Herczfeld, R Fischl* and V M Contarino** *Center for MicrowavelLightwave Engineering, Drexel University, Philadelphia, PA 19104 USA. **Naval Air Warfare Center, Aircraft Division, Warminster, PA 18974 USA. Abstract Past laboratory experiments established the ability of the hybrid lidar-radar system to improve underwater target c

An efficient microwave characterisation of PIN photodiodes Z Zhu, I Huynen and A Vander Vorst. Microwaves U.C.L., Batiment Maxwell, 3 place du Levant, B-1348 Louvain-Ia-Neuve, Belgium. Fax: 32 - 10 - 47 87 05 Abstract This paper investigates for the first time the transmission line behaviour of a PIN photodiode at microwaves frequencies. Original theoretical models are developed for the complex p

New configurations for integration of microwave/millimetre wave and optoelectronic devices for compact radio on fibre modules C E Kykkotis, P SHall H Ghafouri-Shiraz* and D Wake** *School of Electronic and Electrical Engineering, The University of Birmingham, Edgbaston, Birmingham, B15 2Tf, UK. * *BT Labs, Martlesham Heath, Ipswich IP5 7RE, UK. Abstract Communication systems incorporating both mil

- n- - --g-- ".-r----- New concepts for millimetre wave optical links F Deborgies, E Goutain, Y Combemale, J C Renaud, D Rondi THOMSON-CSFILCR, 91404 ORSAY, FRANCE Tel:+33 1 6933 09 32 Fax:+33 169330866 E-mail: deborgies-lcr.thomson.fr Abstract, New opto-electronic components (namely a bi-electrode laser and a multimode waveguide PIN photodiode) have been realised to open the millimetre wave f

Models of coplanar lines and elements over the frequency range 0-120 GHz W H Haydl, A Tessmann, K Ziine H Massier, T Krems, L Verweyen and J o.Schneider. Fraunhofer Institute for Applied Solid State Physics (IAF), Tullastr. 72, D-79108 Freiburg, Germany. Abstract The electrical properties of uniform coplanar lines on GaAs have been investigated, using a finite element simulator. Experimental resu

Field theoretical broadband modeling of coplanar lumped elements and their application in (M)MIC bandpass filters Mohsen Naghed, Bernd Hopf and Ingo Wolff Institute of Mobile and Satellite Communication Techniques, Carl-Friedrich-GauB-StraBe 2, D-47475 Kamp-Lintfort, FRG. Tel. #49-2842-9810, Fax. #49-2842-98199 Abstract Broadband modeling of coplanar lumped elements based on 3-D quasistatic Finite

Comparative studies of three types of .coplanar waveguide structures for millimeter-wave applications Zhewang Ma, Akira Miyata and Eikichi Yamashita. The University of Electro-Communications, 1-5-1 Chofugaoka, Chofu-shi, Tokyo 182, Japan. Abstract Three types of coplanar waveguide (CPW) structures with shielding grooves for suppressing surface wave leakage are characterized by using a full-wave mo

~ ---0-- ---------....----- Single switch configuration line phase shifter of loaded Giancarlo Bartolucci and Paolo Barocco. Department of Electronic Engineering, University of Roma "Tor Vergata". Abstract A novel configuration of loaded line phase shifter is presented. This structure exhibits the interesting properties to halve the number of semiconductor switches and to reduce the size. An

A monolithic endless phase shifter using quasi-transmission-line variable reactors and 3-D MMIC structure Masashi Nakatsugawa Masahiro Muraguchi. and NIT Wireless Systems Laboratories, 1-2356 Take, Yokosuka-shi, Kanagawa 238-03, Japan. E-mai1:nakatsu-mhosun.wslab.nttjp Abstract A monolithic endless phase shifter is proposed and demonstrated. It is made up of a 0-to- continuously variable phase sh

First fully CAE of a K-band sampling phase detector using periodic steady state analysis and sophisticated SRD-modelling W Konrath and H Brauns. Bosch Telecom GmbH, Microwave Systems, Oscillators Lab, PO Box 3000, D-71520 Backnang, FR Germany. Phone + (7191)13-2576 Telefax + (7191)13-4014 E-mail konrath-bk.bosch.de Abstract A K-band sampling phase detector for application in the frequency generati