Radiocommunications and Videotechnologies Department

Proceedings of Papers of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies 2003 - ICEST 2003

2003, October 16-18, Sofia, Bulgaria

2003, ISBN-10: 9545801468 / ISBN-13: 978-9545801464 / Official web-site

Editor: Rumen Arnaudov

Published by: Heron Press

PROCEEDINGS OF PAPERS - FULL BOOK

Front cover of the proceedings

Back cover of the proceedings

Table of contents

PAPERS

Andonov, A. V., Algorithm for Optimal Receiving Signals of Jump-Like Change of Carrying Frequency with Rapid Fluctuations of Time Lag, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 3-4, ISBN-10 9545801468, ISBN-13 978-9545801464.
Milošević, M. S., M. Č. Stefanović, Bit Error Probability of the QPSK System in the Presence of Ricean Fading and Pulse Interference, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 5-8, ISBN-10 9545801468, ISBN-13 978-9545801464.
Živković, M., N. Milošević, Z. Nikolić, Diversity Systems Performance in the Presence of Shadowing, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 9-12, ISBN-10 9545801468, ISBN-13 978-9545801464.
Nikolić, Z., N. Milošević, B. Dimitrijević, QPSK System Performance Using Fading Identification Circuit, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 13-16, ISBN-10 9545801468, ISBN-13 978-9545801464.
Iliev, I. G., S. D. Lishkov, Precision and Noise Immunity of the Communication Systems, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 17-19, ISBN-10 9545801468, ISBN-13 978-9545801464.
Iliev, I. G., S. D. Lishkov, Functional Precision and Work Ability of the Communication System, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 20-22, ISBN-10 9545801468, ISBN-13 978-9545801464.
Vanchev, P. H., M. S. Marinov, Synchronization in TETRA Networks, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 23-26, ISBN-10 9545801468, ISBN-13 978-9545801464.
Lubich, L., The Ultra-Wideband Technology in Europe: Regulatory Issues and Research Activities , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 27-30, ISBN-10 9545801468, ISBN-13 978-9545801464.
Lubich, L., Questions of the Coexistence of the Ultra-Wideband Systems with the Conventional Radio Communication Systems Ultra-Wideband Interference on a Non-UWB System , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 31-35, ISBN-10 9545801468, ISBN-13 978-9545801464.
Lubich, L., A Possibility for UWB Spectrum Shaping , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 36-38, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dobrev, D. M., N. K. Stanchev, Overview of Ultra Wideband Multiple Access Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 39-42, ISBN-10 9545801468, ISBN-13 978-9545801464.
Vanchev, P. H., Maximum Operating Range for RF Communication of Tactical VHF/UHF Networks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 43-46, ISBN-10 9545801468, ISBN-13 978-9545801464.
Petkov, O. I., Optimisation of Parameters of Output Filters for Direct Digital Synthesizers , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 47-49, ISBN-10 9545801468, ISBN-13 978-9545801464.
Nenov, G. D., B. D. Boiadjiev, B. P. Avramov, The Express Method for Pattern Recognition in Production and Maintenance of Electronic Devices , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 50-51, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sadinov, S., K. Koitchev, S. Nemtsov, Possibilities for Encoding Analaogue TV Signal in Cable TV Networks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 52-55, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sadinov, S., K. Koitchev, S. Nemtsov, Investigation of the Impact of the Supply Voltage Form in Cable TV Amplifiers , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 56-58, ISBN-10 9545801468, ISBN-13 978-9545801464.
Manev, S. V., V. I. Georgiev, Chaotic Signals Generated by Some Circuits – Comparative Study (Correlation Analysis) , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 59-62, ISBN-10 9545801468, ISBN-13 978-9545801464.
Manev, S. V., V. I. Georgiev , Chaotic Signals Generated by Some Circuits – Comparative Study (Ljapunov Exponents) , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 63-66, ISBN-10 9545801468, ISBN-13 978-9545801464.
Penev, R., M. Wada , Characterization of Blood Glucose Levels in Human as Chaotic Biological Signal , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 67-72, ISBN-10 9545801468, ISBN-13 978-9545801464.
Slavov, D., Evaluation of Dispersion Characteristics of Conventional Single-Mode Fibers , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 75-76, ISBN-10 9545801468, ISBN-13 978-9545801464.
Ferdinandov, E., T. Mitsev, Link Range of Free Space Laser Communication System, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 77-78, ISBN-10 9545801468, ISBN-13 978-9545801464.
Milovanović, B., A. Marinčić, J. Joković, A. Atanasković, Modeling of a Loaded Cylindrical Metallic Cavity with Real Excitation Using 3-D TLM Method, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 79-82, ISBN-10 9545801468, ISBN-13 978-9545801464.
Marković, V., Z. Marinković, Implementation of Microwave Transistor Neural Noise Models into Standard Microwave Simulators, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 83-86, ISBN-10 9545801468, ISBN-13 978-9545801464.
Pronić, O. R., V. V. Marković, Microwave Transistors Noise Modeling Using Noise Wave Temperatures, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 87-90, ISBN-10 9545801468, ISBN-13 978-9545801464.
Gmitrović, M. V., S. M. Gmitrović, B. P. Stojanović, GENESYS-Compatible Models for Two-Dimensional Circuit Analysis in Frequency Domain, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 91-94, ISBN-10 9545801468, ISBN-13 978-9545801464.
Milovanović, B., Z. Stanković, N. Vasić, Modeling of the Propagation Curves from ITU-R P.370-7 Recommendation using Neural Approach, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 95-98, ISBN-10 9545801468, ISBN-13 978-9545801464.
Atanasković, A., B. Milovanović, Antenna Miniaturization Using Fractal Geometry, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 99-102, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dodov, N., R. Stoyanova, Research of the Substrate Characteristics’ Influence on the Bandwidth of Rectangular Microstrip Resonator Antennas, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 103-105, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dodov, N., M. Pankov, Evaluation of Edge Effects in Measuring of a Rectangular Microstrip Resonator Antenna, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 106-107, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sirkova, I., M. Mikhalev, Influence of Tropospheric Duct Parameters Changes on Microwave Path Loss, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 108-111, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sirkova, I., M. Mikhalev, Influence of Tropospheric Ducting on Microwave Propagation in Short Distances , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 112-114, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kyovtorov, V. A., Overview of User Location in Cellular Networks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 117-120, ISBN-10 9545801468, ISBN-13 978-9545801464.
Smiljaković, V., Z. Golubčić, P. Manojlović, Z. Živanović, Microwave Autonomous Angular Position Finding System for Middle Range Unmanned Aerial Vehicle , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 121-124, ISBN-10 9545801468, ISBN-13 978-9545801464.
Lishkov, S., R. I. Arnaudov, R. G. Miletiev, Automatic Radar Processing Using OSCA CFAR Detector , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 125-127, ISBN-10 9545801468, ISBN-13 978-9545801464.
Marinov, M. S., G. V. Stanchev, Use of Space Correlation of Satellite Move in GPS , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 128-131, ISBN-10 9545801468, ISBN-13 978-9545801464.
Marinov, M. S., G. V. Stanchev, Use of Joint Space Correlation of Satellite Constellation Move in GPS , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 132-135, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kyovtorov, V. A., Analysis of the Possibilities for of Secondary Applications of CDMA Cellular Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 136-139, ISBN-10 9545801468, ISBN-13 978-9545801464.
Daneva, M. D., The Influence of the Prediction Order onto the Accuracy of a BPNN Tracking Filter, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 140-144, ISBN-10 9545801468, ISBN-13 978-9545801464.
Daneva, M. D., A Comparative Analysis of Some Data Preprocessing Techniques for BPNN Tracking Filter, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 145-149, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stefanovic, M., D. Draca, P. Spalevic, A. Panajotovic, IM/DD Optical System Performance in the Presence Timing Jitter and Gaussian Noise, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 174-177, ISBN-10 9545801468, ISBN-13 978-9545801464.
Rados, I., P. Turalija, Z. Bakul, Suggestions for Availability Improvement of Optical Cables, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 178-181, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stosic, J., B. Spasenovski, Viable Model for Diversified Path Restoration in WDM Networks, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 182-186, ISBN-10 9545801468, ISBN-13 978-9545801464.
Hristova, N. H., V. G. Trifonov, I. I. Atanasov, Functional Analysis of Basic Security Models, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 187-188, ISBN-10 9545801468, ISBN-13 978-9545801464.
Trifonov, V. G., I. I. Atanasov, Model of Fail-Safe Self-Modifying Finite Automata, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 189-190, ISBN-10 9545801468, ISBN-13 978-9545801464.
Jankovic, M., B. Odadzic, An Overview of Presence Service Architecture and Functionalities, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 191-194, ISBN-10 9545801468, ISBN-13 978-9545801464.
Paunov, S. Y., S. T. Mirtchev, Evaluation of Optimum Orthogonal Code Allocation in CDMA Downlinks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 195-196, ISBN-10 9545801468, ISBN-13 978-9545801464.
Koleva, P. H., Planning Wireless Code Division Multiple Access Network Considering Customer Traffic, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 153-154, ISBN-10 9545801468, ISBN-13 978-9545801464.
Ivanova, K. S., Analysis of Access Network in ATM Networks, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 155-157, ISBN-10 9545801468, ISBN-13 978-9545801464.
Tsenov, A., Application of Genetic Algorithms in Access Network Planning, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 158-161, ISBN-10 9545801468, ISBN-13 978-9545801464.
Goleva, R., P. Merdjanov, T. Nikolov, K. Golev, M. Goleva, Priority Traffic Shaping Analyses in ATM Networks, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 162-165, ISBN-10 9545801468, ISBN-13 978-9545801464.
Janevski, T., T. Kartalov, B. Spasenovski, Traffic and Performance Analysis of Personal Wireless Communication Networks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 166-169, ISBN-10 9545801468, ISBN-13 978-9545801464.
Janevski, T., D. Temkov, A. Tudjarov, Statistical Analysis and Modeling of the Internet Traffic , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 170-173, ISBN-10 9545801468, ISBN-13 978-9545801464.
Agaian, S., H. Sarukhanyan, K. Egiazarian, J. Astola, Williamson-Hadamard Transforms: Design and Fast Algorithms, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 199-208, ISBN-10 9545801468, ISBN-13 978-9545801464.
Gotchev, A., K. Egizarian, T. Saramaki, Least Squares Image Resizing, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 209-217, ISBN-10 9545801468, ISBN-13 978-9545801464.
Saša, N. V., V. S. Stojanović, Direct Design of Transitional Butterworth-Chebyshev IIR Filters, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 218-221, ISBN-10 9545801468, ISBN-13 978-9545801464.
Popovski, Z., T. Ulcar-Stavrova, A Turbo Codes Delay Reduction Based on Probability Density Evolution, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 222-226, ISBN-10 9545801468, ISBN-13 978-9545801464.
Popovski, Z., T. Ulcar-Stavrova, A Turbo Codes Research Tool Based on Probability Density Evolution, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 227-231, ISBN-10 9545801468, ISBN-13 978-9545801464.
Mitrovski, C. D., Invariant Subspaces in Third-Order Digital Filters with Two’s Complement Overflow, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 232-235, ISBN-10 9545801468, ISBN-13 978-9545801464.
Apostolov, P. S., Inverse Hausdorf LC Filters , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 236-238, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sirakov, E. S., A. A. Angelova, G. K. Evstatiev, Transitional Characteristics of the Loudspeaker Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 241-242, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kanchev, A. R., Examination and Analysis of Psychoacoustic Models in Transparent Perceptual Audio Compression , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 243-246, ISBN-10 9545801468, ISBN-13 978-9545801464.
Sirakov, E. S., I. Lazarov, Extremums of the Average Output Dissipation of a Class AB Audio Amplifier , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 247-248, ISBN-10 9545801468, ISBN-13 978-9545801464.
Pleshkova-Bekjarska, S., M. Momchedjikov, Fast CELP Code Book Search Method, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 249-251, ISBN-10 9545801468, ISBN-13 978-9545801464.
Tzvetanov, K., M. Momchedjikov, A Method for Fast Index Lookup in Databases through Linear Approximation Window, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 252-254, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kountchev, R., V. Todorov, R. Kountcheva, Multi-Layer Watermarking Aimed at Closed Information Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 257-261, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kalcheva, E., G. Gluhchev, Investigation of Handwriting General Features in Case of Neurological Diseases , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 262-265, ISBN-10 9545801468, ISBN-13 978-9545801464.
Mironov, R. P., L. A. Nikolova, Simulation of MPEG Codec for Moving Pictures , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 266-269, ISBN-10 9545801468, ISBN-13 978-9545801464.
Docheva, L., A. Bekiarski, Analogue Neural Network Comparative Simulation by Means of MATLAB and PSPICE Software Products , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 270-272, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kountchev, R., Image Compression with Recursive IDP Algorithm , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 273-276, ISBN-10 9545801468, ISBN-13 978-9545801464.
Nesic, M., A. Spasic, D. Jankovic, One Realization of Inexpensive System for News Contribution from Corresponding Offices to Central TV Broadcasting Station , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 277-279, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stojanović, D. H., S.J. Djordjević-Kajan, Extending Database Technology to Support Location-Based Service Applications, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 283-286, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stoeva, M., S. Jordanova, Retrieval by Spatial Similarity in Image Databases, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 287-290, ISBN-10 9545801468, ISBN-13 978-9545801464.
Ivanova, E., Application of Distributed Search in Databases for Web Services, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 291-294, ISBN-10 9545801468, ISBN-13 978-9545801464.
Trichkov, K., Distributed Search in WAN Located Databases (Repositories) Using Z39.50 Protocol, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 295-298, ISBN-10 9545801468, ISBN-13 978-9545801464.
Tsenov, M., Internet Databases Using SOAP Protocol and XML Standard, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 299-302, ISBN-10 9545801468, ISBN-13 978-9545801464.
Penev, N. V., V. M. Kadrev, Analysis of Efficiency of Protocols, Guaranteeing QoS on VoIP Technologies, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 303-306, ISBN-10 9545801468, ISBN-13 978-9545801464.
Toshev, H. I., C. D. Korsemov, S. L. Koynov, Learning of the Artificial Neural Networks with Multilayer Models and Industrial Tasks, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 307-310, ISBN-10 9545801468, ISBN-13 978-9545801464.
Toshev, H. I., C. D. Korsemov, S. L. Koynov, Artificial Neural Networks-Training – Errors, Convergence and Genetic Approaches, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 311-313, ISBN-10 9545801468, ISBN-13 978-9545801464.
Karova, M., A Review of Selection, Mutation and Recombination in Genetic Algorithms, Convergence and Genetic Approaches, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 314-317, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dimovski, A., D. Gligoroski, Attack on the Polyalphabetic Substitution Cipher Using a Parallel Genetic Algorithm, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 318-321, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dimovski, A., D. Gligoroski, Attacks on the Transposition Ciphers Using Optimization Heuristics, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 322-324, ISBN-10 9545801468, ISBN-13 978-9545801464.
Manevska, V., D. Dimovski, (4,2)-Formal Languages, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 325-328, ISBN-10 9545801468, ISBN-13 978-9545801464.
Bojikova, V. T., Using Decomposition to Produce High-Level System Organization of Software Source Code, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 329-332, ISBN-10 9545801468, ISBN-13 978-9545801464.
Guliashki, V. G., An Approximation Algorithm for Scheduling Problem on a Finite Number of Processors with Communication Delays, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 333-336, ISBN-10 9545801468, ISBN-13 978-9545801464.
Mihajlović, V., S. Djordjević-Kajan, Capabilities of R-, R+- and R*-Tree Indexing Spatial Data in Network Space, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 337-340, ISBN-10 9545801468, ISBN-13 978-9545801464.
Yordanova, S. M., M. T. Stoeva, Julia Multitudes and Theirs Computer Design, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 341-343, ISBN-10 9545801468, ISBN-13 978-9545801464.
Antovski, L., M. Guse, Business Aspects of Mobile Payments, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 344-347, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kemalov, A. P., User-Level DMA Extension for NOW/Cluster Applications, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 348-350, ISBN-10 9545801468, ISBN-13 978-9545801464.
Andonov, F. B., K. B. Genova, B. A. Staykov, M. V. Vassile, Software System for Multicriteria Decision Making, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 351-354, ISBN-10 9545801468, ISBN-13 978-9545801464.
Rančić, D. D., V. T. Mihajlović, Three-Dimensional Geographical Information Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 355-358, ISBN-10 9545801468, ISBN-13 978-9545801464.
Marinchev, I., L. Kirilov, Interactive Computer System for Solving Problems with Multiple Criteria , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 359-362, ISBN-10 9545801468, ISBN-13 978-9545801464.
Milosavljević, Č., M. M. Pejović, G. Milosavljević, Sliding Mode Control of Third-Order Objects with Stable Finite Zero , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 365-368, ISBN-10 9545801468, ISBN-13 978-9545801464.
Janevska, G., A Brief Review of Model-Based Fault Diagnosis , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 369-373, ISBN-10 9545801468, ISBN-13 978-9545801464.
Mikho, M. R., An Algorithm for Synchronized Control of Multi-Motor Drive Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 374-377, ISBN-10 9545801468, ISBN-13 978-9545801464.
Milosavljević, B. T., Č. Milosavljević, Comparative Analysis of Some Discrete-Time Sliding Mode Chattering-Free Control Algorithms , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 378-382, ISBN-10 9545801468, ISBN-13 978-9545801464.
Živanović, D. B., M. Z. Arsić, J. R. Dordević, I. S. Mladenović, Two Stages Piece-Wise Linearization Method for Inteligent Transducers , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 383-386, ISBN-10 9545801468, ISBN-13 978-9545801464.
Peulić, A. S., S. S. Randjić, Computer Based Remote Measuring and Acquisition of Dynamic Data , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 387-389, ISBN-10 9545801468, ISBN-13 978-9545801464.
Denić, D. B., G. S. Miljković, High Resolution Virtual Absolute Encoders , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 390-393, ISBN-10 9545801468, ISBN-13 978-9545801464.
Denić, D. B., I. S. Randjelović, M. Z. Arsić, Absolute Position Measurement Using the Method of Pseudorandom Code Parallel Reading, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 394-397, ISBN-10 9545801468, ISBN-13 978-9545801464.
Djurić, V. S., B. R. Dimitrijević, I. S. Randjelović, Managing Calibration Confidence in Calibration Process, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 398-401, ISBN-10 9545801468, ISBN-13 978-9545801464.
Jovanović, G. S., M. K. Stojčev, High Resolution Time-to-Digital Converter, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 402-406, ISBN-10 9545801468, ISBN-13 978-9545801464.
Arnaudov, R. I., I. G. Aldimirov, Generation of a Test Strategy for Testing the Analog Part of an Integrated Circuit for Digital Wireless Short-Range Communication, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 407-409, ISBN-10 9545801468, ISBN-13 978-9545801464.
Arnaudov, R. I., I. G. Aldimirov, Generation of a Test Strategy for Testing the Digital Part of an Integrated Circuit for Digital Wireless Short-Range Communication, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 410-412, ISBN-10 9545801468, ISBN-13 978-9545801464.
Kolarov, G., I. Grigorov, D. Stoyanov, Lidar Measurements over the City of Sofia, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 413-414, ISBN-10 9545801468, ISBN-13 978-9545801464.
Mitrovic, N., V. Kostic, M. Petronijevic, B. Jeftenic, Comparison by Simulation of Torque Control Schemes for Electric Drive Application, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 417-420, ISBN-10 9545801468, ISBN-13 978-9545801464.
Nemigenchev, I., I. Nedelchev, Drivers for High Frequency Power Supply, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 421-424, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dimitrov, M., S. Balinov, P. Mintchev, 3D Numerical Analysis of Electromagnetic Systems with Magnetic Circuit Using Impedance Boundary Condition, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 425-428, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dimcev, V., R. Sekerinska, Measurements of 50-Hz Electromagnetic Fields in Different Environments, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 429-432, ISBN-10 9545801468, ISBN-13 978-9545801464.
Radevska, M. P., Calculation of leakage Fluxes in Solid Salient Poles Synchronous Motor by Finite Element Method, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 433-436, ISBN-10 9545801468, ISBN-13 978-9545801464.
Acevski, N., R. Ackovski , Assessment of the Performances of the Grounding System of the Transmission Lines , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 437-441, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dineff, P., D. Gospodinova , Electric Characteristics Of Barrier Electric Discharge, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 442-445, ISBN-10 9545801468, ISBN-13 978-9545801464.
Trpezanovski, L. D., V. C. Strezoski , Reduced Admittance Matrix Method for Asymmetrical Load-Flow in Sequence Domain, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 446-449, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stevanoski, B., A. Arsenov, Multi-objective Power System Planning, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 450-453, ISBN-10 9545801468, ISBN-13 978-9545801464.
Stojanović, M. S., D. S. Tasić, A Fuzzy Method of Distribution Energy Losses Calculation, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 454-457, ISBN-10 9545801468, ISBN-13 978-9545801464.
Tasić, D. S., M. S. Stojanović, Influence of the Soil Thermal Non-Homogeneity on the Cable Current Ampacity, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 458-461, ISBN-10 9545801468, ISBN-13 978-9545801464.
Iliev, I. G., A. B. Colov, R. I. Arnaudov, Application Analysis of GPS Used for Synchronization in Energy Information Networks , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 462-465, ISBN-10 9545801468, ISBN-13 978-9545801464.
Pachamanov, A., D. Bibev, D. Pachamanova, Control of the Voltage Regime of Electric Power Supply Systems in Industrial Enterprises , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 466-469, ISBN-10 9545801468, ISBN-13 978-9545801464.
Bibev, D., D. Pachamanova, A. Pachamanov, An Optimization Model for Determining the Optimal Voltage Regime in Industrial Electric Power Supply Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 470-473, ISBN-10 9545801468, ISBN-13 978-9545801464.
Matanov, N., R. Pachamanov, D. Bibev, A.Pachamanov, Using GSM-Modules to Control the street lighting AND Industrial Electric Power Supply Systems , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 474-477, ISBN-10 9545801468, ISBN-13 978-9545801464.
Marinova, G. I., D. I. Dimitrov, Statistical Analysis and Optimization of Voltage Regulator Circuit Using IESD and ORCAD Environment , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 478-482, ISBN-10 9545801468, ISBN-13 978-9545801464.
Zieleznik, L. W., Graphics and Media Support at Oxford Brookes University , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 485-486, ISBN-10 9545801468, ISBN-13 978-9545801464.
Nikolova, M., M. Eremieva, Automated Term Time-Table for Universities and its Application in the Intranet, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 487-490, ISBN-10 9545801468, ISBN-13 978-9545801464.
Arnaudov, R. I., I. N. Dochev, M. A. Atanasova, Information System for Preliminary Testing , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 491-494, ISBN-10 9545801468, ISBN-13 978-9545801464.
Simeonov, E. S., V. M. Georgieva, D. C. Dimitrov, Practical Analysis of Signals with Amplitude Modulation , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 495-498, ISBN-10 9545801468, ISBN-13 978-9545801464.
Isaeva, P. T., Methods for 2D Transformations in Modeling of Real Medical Signals , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 499-501, ISBN-10 9545801468, ISBN-13 978-9545801464.
Isaeva, P. T., Concatenation and Combination of Transformations of 2D Medical Signals , In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 502-503, ISBN-10 9545801468, ISBN-13 978-9545801464.
Pașca, S., P. S. Reyes-Turcu, Ș. R. Andreescu, High-Performance, Low-Cost EKG Acquisition System for an IBM-PC, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 504-506, ISBN-10 9545801468, ISBN-13 978-9545801464.
Georgieva, V. M., D. C. Dimitrov, Parametric Optimization in Noise Reduction of Medical Diagnostic Signals, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 507-509, ISBN-10 9545801468, ISBN-13 978-9545801464.
Dimitrov, D.C., D. J. Vasileva, One Channel ECG System, In Proc. of the 38th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2003), Sofia, Bulgaria, October 16-18, 2003, pp. 510-512, ISBN-10 9545801468, ISBN-13 978-9545801464.