CONTENTS Energy estimation with systemC: A programmer’s perspective Spiros Xanthos, Alexander Chatzigeorgiou, George Stephanides 1 An efficient test strategy for fast multiplier cores Jiann-Chyi Rau, Ohia-Hung Lin, Ching-Hsiu Lin 7 STOCAST: a stochastic algorithm for scalable data aggregation in multicast systems Maziar Nekovee 11 Cartographic viewer using objects of ArcGIS 8.1 and Visual Basic 6.0. Application to the historical center of Valencia Eloina Coll, Ion Martinez, Jose-Carlos Martinez, Jesus Irigoyen 17 Exploring the influence of feature geometry on design style Chensheng Wang, Joris S. M. Vergeest, Tjamme Wiegers, D. J. Van der Pant, T. M. C. Van den Berg 21 An algorithm for the direct conversion of boolean expressions into VHDL code Georgios Ch. Sirakoulis 29 Rapid verification of a traffic light controller using ObjectGEODE Tatjana Kapus 34 A method for determination the influence of thermic deformation of the round pieces and lathe’s knife about the size accuracy without temperature measurement C.C. Tsakoumis, T.A. Tashev, A.C. Tsakoumis, V.M. Mladenov, N.E. Mastorakis 42 In search for chroma in music Dionysios Politis, Dimitrios Margounakis 45 Telemedicine: multimedia communication perspective Zoran Bojkovic, Andreja Samcovic, Vedrana Milic-Rasic 53 Specifications of spatial analysis software Philippos Pouyioutas, Nadia Charalambous 57 RMICR: Reconfigurable mesh with interchangeable column_row M. Reza Salehnamadi 63 Portable instrumentation and profiling of Java bytecode Emanuele Lattanzi, Alessandro Bogliolo, Luca Benini 68 The reliability optimization in safety – Critical and real-time embedded systems Ninoslav Slavek, Franjo Jovic 74 INFRAWEBS - Intelligent framework for networked businesses and governments using semantic web services and multi-agent systems H.-J. Nern, T. Atanasova, G. Agre, J. Saarela 79 Methodology of development of high-tech profitable Mission Control Center for automatic space vehicles Valeriy Alekseevich Udaloy, Nikolay Mihailovich Ivanov, Nikolay Leonidovich Sokolov, Vladimir Urievich Pazdnikov 86 Computational experience with a GRG method for minimizing fuel consumption on cyclic natural gas networks Humberto Flores-Villarreal, Roger Rios-Mercado 90 Generating number sequences with different distributions by means of topological conjugacies between non-linear maps Mieczyslaw Jessa, Marcin Walentynowicz 95 Hierarchy of models in microsystems design Miroslav Husak 101 Modelling and simulation with arena of a mechatronics system for hydraulic tubes construction George K. Adam 105 SystemC as an open source hardware / software Co-simulation platform G. Economakos 109 Designing of fuzzy tracking autopilot for underwater robotic vehicle using genetic algorithms Jerzy Garus, Zygmunt Kitowski 115 On the Estimation of Shape Similarity in Robotics Dorina-Mioara Purcaru 120 Defining parallel automata and their conflicts H.G. Mendelbaum, R.B. Yehezkael (formerly Haskell), T. Hirst, A. Teitelbaum, S. Bloch 126 Using weights as tools in handling systems instability in model-reality optimal control algorithm Rohanin Ahmad, Mohd Ismail Abd Aziz 134 Sliding mode throttle control for drive-by-wire operation of a racing motorcycle engine Alessandro Beghi, Mauro Bisiacco, Sebastiano Daros, Lorenzo Nardo 140 Verifying specifications in hybrid automata models of systems Isabella Kotini, George Hassapis, Ioannis Mavridis 146 Considerations about the classification of the prototypes in robotics Dorina-Mioara Purcaru 152 Genetic algorithms control for an underactuated system Faical Mnif, Jawhar Ghommem 157 Simulation model of underwater vehicle’s motion in disturbed environment Bogdan Zak, Andrzej Zak 166 Verification of hybrid system specifications using linear hybrid automata Isabella Kotini, George Hassapis, Ioannis Mavridis 171 Application of a CORBA-based humanoid robot system for accident site inspection through the internet Yasuo Nasu, Shin-Ichiro Kaneko, M. Yamano, G. Capi, S. Nahavandi 177 An evolutionary based method for humanoid robot gait initiation and transition G. Capi, Yasuo Nasu, K. Mitobe 185 Texture presentation capabilities of a high resolution tactile display mounted on a mouse Masahiro Ohka, Hiroshi Koga, Yasunaga Mitsuya 190 On filter banks and wavelets based on Chebyshev polynomials R. J. De Sobral Cintra, H. M. De Oliveira, L. R. Soares 195 Design of FIR digital differentiators using maximal linearity constraints Ishtiaq Rasool Khan, Masahiro Okuda, Ryoji Ohba 201 Universal N-order ARC filters using current conveyors and multi-output current followers Tomas Dostal 207 Compactly supported wavelets derived from Legendre polynomials: Spherical harmonic wavelets Milde M.S. Lira, Hιlio M. De Oliveira, Manoel A. Carvalho Jr, Ricardo M.C. de Souza 211 Synthetic immittance element with gyrator for filter realization Ivo Lattenberg, Kamil Vrba 217 Optimization of elliptic leap-frog CDBA-based filters Dalibor Biolek, Michal Olsak, Viera Biolkova 221 A comparison study of very large time constant switched-capacitor integrators Nikolay Radev, Kantcho Ivanov, Valeri Mladenov 226 Universal biquads using CDTA elements for cascade filter design Dalibor Biolek, Viera Biolkova 232 A comparison study of very large time constant switched-capacitor integrators N. Radev, K. Ivanov, V. Mladenov 237 Current mode state models of third-order dynamical systems Tomas Dostal, Jiri Pospisil, Stanislav Hanus, Vaclav Michalek 243 Models with equivalent circuit of the PWM converters Elena Niculescu 247 Development of a voltage unbalance electromagnetic compensator Gilson Paulillo, Jose Policarpo G. Abreu 253 Full-order model of the boost PWM converter with DCM Elena Niculescu, Eugen-Petrisor Iancu 258 Identifying attractors in a boost converter Ivan Flegar, Denis Pelin, Tomislav Adamovic 264 Camcorder metric calibration Jose-Carlos Martinez, Eloina Coll, Jesus Irigoyen, Jose Herraez 269 Opto-electronic devices for optical cross-connect Mohamad A. Habli 273 High temperature stability bandgap reference using polysilicon resistors Wenceslas Rahajandraibe, Christian Dufaza, Tahir Rashid, Vivek Chowdhury, Bernard Majoux 279 E-learning on the web: The necessary fusion of the computer techniques, graphical arts and psychological aspects Philippe Dondon, Patrice Kadionik 285 Didactical aspects of using web and video in contemporary learning material Marjan Krasna, Tomaz Bratina 289 A global innovative approach for EMC education Fethi Choubani 293 Didactic tool for teaching communication systems and digital signal processing Jaime Alberto Parra Plaza, Ferney Orlando Amaya 296 Internet authoring tool for E-learning courseware Boyan Bontcev, Dessislava Vassileva 305 A LAN based experience for filter measurement in a microwave laboratory R. Sanchez, M. Gonzalez, S. Lafuente, R. Vicen, P. Lopez 311 Development of a DiffServ/MPLS QoS laboratory environment and its WWW access 318 and management application Rafael T. de Sousa Jr, Alexandre C. V. de Oliveira, Regina Tsujiguchi, Vinicious M. Pacheco, Claudia J. B. Abbas, Ricardo S. Puttini, Robson de O. Albuquerque Bi-directional DC-to-DC converter for solar converter applications K. H. Edelmoser 323 Fair unbundling of transmission power losses in competitive environments Enrico De Tuglie, Francesco Torelli 328 Application of a genetic algorithm for calculating the capacitances on an insulator string Ioannis F. Gonos, Nikoleta C. Ilia, Vassiliki T. Kontargyri, Ioannis A. Stathopulos 333 Improved equivalent circuit, for multiple quantum well photovoltaic nanostructures, 337 by inclusion of thermionically escaping electrons Argyrios C. Varonides Photogeneration and thermionic currents in p/i(n)/n+ multiple quantum well nanostructures Argyrios Varonides 342 Detailed Fermi level balance in un-doped bulk and intrinsic quantum well nanostructures Argyrios Varonides 349 FDTD simulation for detection of objects buried in lossy and inhomogeneous soils Fethi Choubani, Thouraya Ajroudi, Ammar Bouallegue 355