Radiocommunications and Videotechnologies Department

Proceedings of Papers of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies 2012 - ICEST 2012

2012, June 28-30, Veliko Tarnovo, Bulgaria

2012, ISBN: 978-619-167-002-4 (Vol. 1) / ISBN: 978-619-167-003-1 (Vol. 2) / Official web-site

Editor: Prof. Rumen Arnaudov, PhD

Published by: Faculty of Telecommunications, Technical University - Sofia, Sofia, Bulgaria

Printed by: Publishing Company, TU-Sofia, Sofia, Bulgaria

PROCEEDINGS OF PAPERS - VOLUME 1 - FULL BOOK

Front cover - volume 1

Back cover - volume 1

PROCEEDINGS OF PAPERS - VOLUME 2 - FULL BOOK

Front cover - volume 2

Back cover - volume 2

CONTENTS OF VOLUME 1

• Craciunescu, R., S. Halunga, O. Fratu, Multiuser IR-UWB System Performance, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 1-4, ISBN 978-619-167-002-4.
• Bucsa, I., R. Craciunescu, S. Halunga, O. Fratu, Doppler Fading Effects on OFDM Transmissions, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 5-8, ISBN 978-619-167-002-4.
• Panagiev, O. B., Investigation of the Modulation Type’s Influence on the DVB-T Signals Quality, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 9-12, ISBN 978-619-167-002-4.
• Panagiev, O. B., Improving the reception of class DVB-T receivers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 13-16, ISBN 978-619-167-002-4.
• Yordanov, H., Monolithic Integrated Antennas with High Radiation Efficiency, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 17-20, ISBN 978-619-167-002-4.
• Demirev, V., SCP-RPSC - The New Technology for Microwave Broadband Mobile Communications, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 21-24, ISBN 978-619-167-002-4.
• Mitsev, T., M. Shupak, B. Bonev, SCP-RPSC - The New Technology for Microwave Broadband Mobile Communications, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 25-28, ISBN 978-619-167-002-4.
• Dimitrijevic, T., J. Jokovic, B. Milovanovic, Cylindrical Mesh TLM Model of Probe-Coupled Cavity Loaded with Planparallel Dielectric Layers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 29-32, ISBN 978-619-167-002-4.
• Kolev, N., T. Mitzev, Implementation of Pseudo Random Noise Generator in FPGA for Free Space Optics BER Testing, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 33-36, ISBN 978-619-167-002-4.
• Bonev, B., K. Angelov, E. Altimirski, Experimental Estimation and Correction of the Methods for Radio Waves Attenuation Prediction in Rain, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 37-38, ISBN 978-619-167-002-4.
• Fehér, A., Á. Békefi, S. Nagy, Multiresolution Analysis of Multiple Reflections in Transmission Lines, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 39-42, ISBN 978-619-167-002-4.
• Dimovski, T., P. Mitrevski, Ad-Hoc Supported, Connection Fault-Tolerant Model for Mobile Distributed Transaction Processing, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 43-46, ISBN 978-619-167-002-4.
• Nedelchev, M. V., I. G. Iliev, Fast Synthesis of High Order Microwave Filters by Coupling Matrix Optimization, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 47-50, ISBN 978-619-167-002-4.
• Angelov, K., M. Gechev, Random High Voltage Impulses Modeling for EMC Testing, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 51-54, ISBN 978-619-167-002-4.
• Mitsev, T., N. Kolev, H. Ivanov, K. Dimitrov, Optimum Divergence of the Transmitter Optical Radiation in FSO Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 55-58, ISBN 978-619-167-002-4.
• Radic, J., A. Djugova, L. Nagy, M. Videnovic-Misic, Body Bias Influence on Ring Oscillator Performance for IR-UWB Pulse Generator in 0.18μm CMOS Technology, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 59-62, ISBN 978-619-167-002-4.
• de Carvalho, J. A. R. P., C. F. F. P. R. Pacheco, H. Veiga, A. D. Reis, Comparative Performance Studies of Laboratory WPA IEEE 802.11b,g Point-to-Point Links, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 63-66, ISBN 978-619-167-002-4.
• Tsenov, A., Customer Satisfaction based Demand Analysis of Mobile Services, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 67-70, ISBN 978-619-167-002-4.
• Necov, B. R., K. Z. Bankov, M. P. Georgiev, Investigate Common Work of Software Phone Systems in Virtual Environments and Real Switching Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 71-73, ISBN 978-619-167-002-4.
• Kanev, J., S. Sadinov, Analysis of Current Methods and Technologies for Encoding, Distribution and Consumption of IPTV Services, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 74-76, ISBN 978-619-167-002-4.
• Panajotović, A., D. Drača, N. Sekulović , Average SIR Comparison for SC Systems using Different Decision Algorithms in the Presence of Interference, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 77-80, ISBN 978-619-167-002-4.
• Perić, D., M. Perić, B. M. Todorović, M. Šunjevarić, M. Popović, Optimization of Traffic Distribution Coefficients in IP Radio-Relay Network with Path Diversity, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 81-84, ISBN 978-619-167-002-4.
• Angelov, K., S. Sadinov, N. Varbanova, Optical Receiver Sensitivity Evaluation in Presence of Noise in Digital Communication System, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 85-88, ISBN 978-619-167-002-4.
• Mirtchev, S., R. Goleva, G. Balabanov, V. Alexiev, New Teletraffic Loss System - Polya/G/n/0, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 89-92, ISBN 978-619-167-002-4.
• Vulpe, A., O. Fratu, An Evaluation of an UMTS/WLAN Interworking Architecture using IEEE 802.21, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 93-96, ISBN 978-619-167-002-4.
• Ivanova, E., R. Raev, D. Radev, Simulation of Rare Events in Teletraffic Systems with Single Queue, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 97-100, ISBN 978-619-167-002-4.
• Mihov, Y., B. Tsankov, VoIP over a Cognitive Network with Limited Availability, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 101-104, ISBN 978-619-167-002-4.
• Petković, M. I., B. Nikolić, B. V. Vasić, G. T. Đorđević, BEP Performance of DE-QPSK and DE-OQPSK over Composite Fading Channels in the Presence of Imperfect Signal Extraction, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 105-108, ISBN 978-619-167-002-4.
• Slavov, M., P. Penchev, Quality of Service (QoS) – Main Principles and Managing Tools, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 109-112, ISBN 978-619-167-002-4.
• Janković, M., D. Ćirić, Pitch Perception in Complex Sound, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 113-116, ISBN 978-619-167-002-4.
• Apostolov, P., Digital Bandpass IIR Filers with High Selectivity, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 117-120, ISBN 978-619-167-002-4.
• Trifonov, T., I. Simeonov, R. Dzhakov, Features of Time-Frequency Analysis Visualization of Large Dynamic Range Signals, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 121-124, ISBN 978-619-167-002-4.
• Nikolova, K., G. Stoyanov, Accuracy Improvement of Allpass-based Digital Hilbert Transformers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 125-128, ISBN 978-619-167-002-4.
• Sirakov, E., H. Zhivomirov, Acoustic Standing Waves in Closed Cylindrical Enclosures, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 129-130, ISBN 978-619-167-002-4.
• Jelenković, M., D. Ćirić, J. Zdravković, S. Tomić, Control of Radiation Directivity Applying Independent Element Dodecahedral Loudspeaker, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 131-134, ISBN 978-619-167-002-4.
• Babic, D., V. Lehtinen, Modulated Bandpass Farrow Decimators and Interpolators, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 135-138, ISBN 978-619-167-002-4.
• Mironov, R. P., Simulation of Codec for Adaptive Linear Prediction, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 139-142, ISBN 978-619-167-002-4.
• Sechkova, T. G., I. R. Draganov, Image Compression with Inverse Pyramid Decomposition over Wavelet Spectrum, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 143-146, ISBN 978-619-167-002-4.
• Popova, A., Efficient Adaptive Local Binarization Algorithm for Text Extraction from Image with Complex Background, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 147-150, ISBN 978-619-167-002-4.
• Brodić, D., Z. N. Milivojević, D. R. Milivojević, Text Skew Detection using Log-Polar Transformation, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 151-154, ISBN 978-619-167-002-4.
• Draganov, I. R., Directional Transforms Applicability in Image Coding, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 155-158, ISBN 978-619-167-002-4.
• Koleva, E., M. Nikolova, M. Eremieva, V. Sabeva, An Algorithm and a Program Module for Calculating the Border Height of the Mass Centre of a Vessel, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 159-162, ISBN 978-619-167-002-4.
• Djosic, S., M. Jevtic, M. Damnjanovic, Power Consumption Analysis of Fault Tolerant Real-Time Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 163-166, ISBN 978-619-167-002-4.
• Bakardjieva, T., B. Gradinarova, Challenges of Personalization and Collaboration Learning Process by using Blogs, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 167-170, ISBN 978-619-167-002-4.
• Jove, P., I. Ruzin, A. Lozanovska, Implementation of Web 2.0 in the Bitola Museum - Successful Marketing Tool, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 171-174, ISBN 978-619-167-002-4.
• Poenaru, V. A., G. Suciu, C. G. Cernat, G. Todoran, T. L. Militaru, Attacking the Cloud, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 175-177, ISBN 978-619-167-002-4.
• Marković, I., A. Milenković, D. Janković, An Implementation of SMS Communication with Patients in a Medical Information System, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 178-181, ISBN 978-619-167-002-4.
• Tatić, D., Č. Stefanović, D. Stanković , A Comparative Analysis of Mobile AR Software with the Application to the Archeological Site Medijana, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 182-185, ISBN 978-619-167-002-4.
• Stankovic, A., D. Stankovic, D. Tatic , A Comparative Analysis of Dynamic Programming Languages for Application in Multi-Agent Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 186-189, ISBN 978-619-167-002-4.
• Gajić, D. B., R. S. Stanković , GPU Accelerated Construction of Characters of Finite Abelian Groups, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 190-193, ISBN 978-619-167-002-4.
• Jakimovska, D., A. Tentov, G. Jakimovski, S. Gjorgjievska, M. Malenko, Modern Processor Architectures Overview, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 194-197, ISBN 978-619-167-002-4.
• Roganović, M., B. Predić, D. Stojanović, M. Kovačević, The Mechanism for Flexible Symbology in Mobile GIS, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 198-201, ISBN 978-619-167-002-4.
• Stanimirović, A., L. Stoimenov, D. Vulović, GinisED Tools for Spatial Analysis of Electric Power Supply Network, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 202-205, ISBN 978-619-167-002-4.
• Dochkova-Todorova, I., Computer Methods and New Values for Cut Set Catalan Numbers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 206-207, ISBN 978-619-167-002-4.
• Guliashki, V. G., L. Kirilov, Accelerating Strategies in Evolutionary Algorithms, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 208-211, ISBN 978-619-167-002-4.
• Antolović, I., D. Rančić, V. Mihajlović, D. Mihić, M. Đorđević, 2D Weather Product Visualization using Marching Squares Algorithm, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 212-215, ISBN 978-619-167-002-4.
• Radmanović, M. M., D. B. Gajić, Efficient Implementation of BDD Packages on the GPU Platform, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 216-219, ISBN 978-619-167-002-4.
• Kovačević, M., A. Milosavljević, V. Mihajlović, D. Rančić, Efficient Implementation of BDD Packages on the GPU Platform, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 220-223, ISBN 978-619-167-002-4.
• Kovacheva, M., I. Pandiev, Tracking Analogue to Digital Converter Modelling using VHDL-AMS, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 224-227, ISBN 978-619-167-002-4.
• Gadjeva, E., G. Valkov, Development of Parameterized Verilog‑AMS Model of Photovoltaic Cells, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 228-231, ISBN 978-619-167-002-4.
• Videkov, V., A. Stratev, G. Furkov, Optical Control through Stencils Cutting in Surface Mount Technology, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 232-234, ISBN 978-619-167-002-4.
• Acevski, N., K. Mijoski, T. Mijoski, Power Quality According to EN 50160, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 235-238, ISBN 978-619-167-002-4.
• Gerasimov, K., P. Petkov, K. Gerasimov, Using H∞ Synthesis for Finding Settings of Single Channel Power System Stabilizers of Synchronous Generators, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 239-242, ISBN 978-619-167-002-4.
• Trpezanovski, L., M. Atanasovski, D. Dimitrov, Technical Conditions for PV Plants Connection on the MV Distribution Grids in the Republic of Macedonia, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 243-246, ISBN 978-619-167-002-4.
• Georgieva, V., A. Hadjidimitrov, Control cards. Control Cards and Control Points as Part of the Manufacturing Process, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 247-250, ISBN 978-619-167-002-4.
• Mikhov, M., M. Zhilevski, Computer Simulation and Analysis of Two-Coordinate Position Electric Drive Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 251-254, ISBN 978-619-167-002-4.
• Balzhiev, P., W. Bock, T. Eftimov, R. Arnaudov, Automated Multichannel Broadband Spectrum Analysis of Fiber-Optic Grating Sensors, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 255-258, ISBN 978-619-167-002-4.
• Denić, D., G. Miljković, J. Lukić, M. Arsić, M. Simić, Measurement of the Position by Using Hybrid Pseudorandom Encoder, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 259-262, ISBN 978-619-167-002-4.
• Eremieva, M., V. Sabeva, M. Nikolova, E. Koleva, Method for Calculating the Stability at Moderate and Big Heeling Angles of a Vessel, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 263-264, ISBN 978-619-167-002-4.
• Trifonova, T., V. Markova, V. Todorov, V. Draganov, Design of a High – Sensitive Capacitive Sensor for Wireless Monitoring of Bulk Material’s Level, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 265-268, ISBN 978-619-167-002-4.
• Denić, D., G. Miljković, J. Lukić, M. Arsić, D. Živanović, Different Implementations of Serial Pseudorandom/Natural Code Converters, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 269-272, ISBN 978-619-167-002-4.
• Suciu, G., O. Fratu, C. Cernat, T. Militaru, G. Todoran, V. Poenaru, Cloud Systems for Environmental Telemetry - A Case Study for Ecological Monitoring in Agriculture, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 273-276, ISBN 978-619-167-002-4.
• Cvetkovic, S., Z. Stankovic, High-Quality Primary School Education in the Field of Electrotechnics and Informatics - Beginning of the Development of Successful Engineers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 1, pp. 277-282, ISBN 978-619-167-002-4.

CONTENTS OF VOLUME 2

• Dimitrov, V., R. Dimova, P. Novakov, Sensor Network Topology as Low-interference Factor, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 283-286, ISBN 978-619-167-003-1.
• Lubich, L., A Proposal for Harmonic Rejection Mixer Avoiding Irrational Weighting Ratios, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 287-290, ISBN 978-619-167-003-1.
• Milovanovic, I., Z. Stankovic, M. Milijic, Efficient Estimation of the Antenna Noise Level using Neural Networks, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 291-294, ISBN 978-619-167-003-1.
• Obradović, D., I. Stančić, A. Kopta, Z. Mićić, P. Manojlović, Software for Automated Measuring Pattern Diagrams of Wide Frequency Bands Antennas with Integrated Receivers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 295-298, ISBN 978-619-167-003-1.
• Cvetković, T., V. Milutinović, N. Dončov, J. Joković, B. Milovanović, Numerical Model of Enclosure with Receiving Dipole Antenna for Shielding Effectiveness Calculation, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 299-302, ISBN 978-619-167-003-1.
• Bogdanović, N., D. Blagojević, D. Milovanović, Reliability of Radio-Relay Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 303-306, ISBN 978-619-167-003-1.
• Jordanova, L., D. Dobrev, K. Dimitrov, New Architectural Solutions to Improve the CATV System Performances, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 307-310, ISBN 978-619-167-003-1.
• Agatonovic, M., Z. Stankovic, B. Milovanovic, N. Doncov, L. Sit, T. Zwick, Measurement Site and Procedures for Experimental 2D DOA Estimation, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 311-314, ISBN 978-619-167-003-1.
• Spalević, P., D. Milić, B. Jakšić, M. Petrović, I. Temelkovski, Simulation Influence of the Thermal Noise of PIN Photodetector on Performance DWDM Optical Network, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 315-318, ISBN 978-619-167-003-1.
• Kolev, S., I. Iliev, S. Manev, Study of ICI in PRS - OFDM systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 319-320, ISBN 978-619-167-003-1.
• Iliev, I., S. Kolev, S. Manev, BER Simulation Analysis of PRS - OFDM Systems with MLSD, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 321-322, ISBN 978-619-167-003-1.
• Tomov, Y., G. Iliev, A New Modified Algorithm for Multi Constraint Routing, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 323-326, ISBN 978-619-167-003-1.
• Atanasov, I., A Schema Based Approach to Access Network Discovery and Selection in EPS, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 327-330, ISBN 978-619-167-003-1.
• Pesovic, U., D. Markovic, Z. Jovanovic, S. Randjic, System for Thermal Comfort Monitoring in Working and Living Environment, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 331-334, ISBN 978-619-167-003-1.
• Stefanovic, H., D. Milic, D. Stefanovic, S. Milosavljevic, Some Integral Characteristics of MRC Receiver in Nakagami-m fading Environment, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 335-338, ISBN 978-619-167-003-1.
• Nenova, M., Adaptive Filtering Algorithms Suitable for Real-Time Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 339-342, ISBN 978-619-167-003-1.
• Georgieva, T., Presentation of a Model to Study Facsimile Coded Signals from a Fourth Group, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 343-346, ISBN 978-619-167-003-1.
• Kitov, C., Design and Implementation of a Device for a Cloudiness Measurement, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 347-350, ISBN 978-619-167-003-1.
• Tsvetkova, I., P. Zahariev, G. Hristov, M. Iliev, Classification and Comparative Analysis of Localization Approaches for Wireless Sensor Networks, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 351-354, ISBN 978-619-167-003-1.
• Zahariev, P., G. Hristov, I. Tsvetkova, M. Iliev, Comparative Analysis of Routing Approaches for Wireless Sensor Networks, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 355-358, ISBN 978-619-167-003-1.
• Koleva, P., O. Asenov, V. Poulkov, Upstream Power Control for Digital Subscriber Lines based on Role Game Approach, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 359-362, ISBN 978-619-167-003-1.
• Docheva, L., A Possibility for Edge Detection using LabVIEW Graphical Programming Environment , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 363-366, ISBN 978-619-167-003-1.
• Docheva, L., A. Bekiarski, Implementation of Analog Neural Networks with Labview , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 367-370, ISBN 978-619-167-003-1.
• Cherneva, G., G. Pavlov, E. Dimkina, Noise-Resistance Performance Estimation of a Chaos Shift Keying Signals , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 371-374, ISBN 978-619-167-003-1.
• Antonov, S., S. Pleshkova-Bekiarska, On a Combination of Amplitude and Frequency Modulation used for Processing Speech Signals in Cochlear Implants , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 375-378, ISBN 978-619-167-003-1.
• Zhivomirov, H., Safe Operating Area Limitations in Class B Amplifiers , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 379-382, ISBN 978-619-167-003-1.
• Mihov, G., Complex Criterion for Linearity Segment Detection in the Subtraction Procedure for Removing Power-line Interference from ECG , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 383-386, ISBN 978-619-167-003-1.
• Acevski, I., V. Acevska, M. Jankulovska, School Promoting Tool Multimedia project – Documentary Film , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 387-390, ISBN 978-619-167-003-1.
• Acevska, V., I. Acevski, I. Nedelkovski, Animation of Shadow - Advantages and Disadvantages when Rendering 3D Project , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 391-394, ISBN 978-619-167-003-1.
• Nikolov, B., N. Kostov, S. Yordanova, Investigation of Mixture of Gaussians Method for Background Subtraction in Traffic Surveillance , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 395-398, ISBN 978-619-167-003-1.
• Markova, G., Applied Aspects In Static Images Processing , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 399-402, ISBN 978-619-167-003-1.
• Karova, M., N. Avramova, I. Penev, Y. Petkova, Management of Software Project using Genetic Algorithm , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 403-406, ISBN 978-619-167-003-1.
• Mitrović, S., S. Čičević, S. Janković, N. Pavlović, S. Aćimović, S. Mladenović, S. Milinković, Railway Infrastructure Maintenance Efficiency Improvement by using Tablet PCs , In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 407-410, ISBN 978-619-167-003-1.
• Kotevski, A., G. Mikarovski, Intelligent Learning System for High Education, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 411-414, ISBN 978-619-167-003-1.
• Mikarovski, G., A. Kotevski, Using Cloud Computing in e-Learning, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 415-417, ISBN 978-619-167-003-1.
• Atanasov, I., V. Trifonov, E. Pencheva, An Approach to Define Interfaces for Mobile Telemetry, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 418-421, ISBN 978-619-167-003-1.
• Krastev, G., Architecture of Automated System Software for Testing Petrol Engines, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 422-424, ISBN 978-619-167-003-1.
• Todorova, M., N. Nikolov, Mazes – Classification, Algorithms for Finding an Exit, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 425-427, ISBN 978-619-167-003-1.
• Stefanova, M., O. Asenov, Integration of Biometrics to the E-Health, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 428-430, ISBN 978-619-167-003-1.
• Spalevic, Z., J. Matijasevic, D. Rancic, Psychology of the Perpetrators of Computer Criminal Acts and Review of Legal and Economic Consequences for the Community, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 431-434, ISBN 978-619-167-003-1.
• Ivanov, H., M. Galabov, P2P Wireless Network based on Open Source Linux Routers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 435-438, ISBN 978-619-167-003-1.
• Aleksieva, V., An Approach to Optimization of the Links' Load in the MPLS Domain, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 439-442, ISBN 978-619-167-003-1.
• Valchanov, H., Performance Study of Virtualization Platforms for Virtual Networking Laboratory, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 443-446, ISBN 978-619-167-003-1.
• Acevski, I., V. Acevska, L. Fahlberg-Stojanovska, Integration of Video Conference into eLearning Platform based on Moodle for the Vocational School, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 447-450, ISBN 978-619-167-003-1.
• Karailiev, V., R. Ilarionov, H. Karailiev, System for Multi-Variant Multi-Parametric WEB-based Test Control, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 451-454, ISBN 978-619-167-003-1.
• Stefanov, T., Methods for Assessing Information Sites, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 455-458, ISBN 978-619-167-003-1.
• Petkov, E., One Approach for Development of Software Modules Adding New Geometric Primitives in 3D Graphics Applications, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 459-462, ISBN 978-619-167-003-1.
• Gajic, M., M. Djukovic, S. Devic, B. Atlagic, Z. Gorecan, D. Tomic, Analysis of Platform Dependencies in Software Solution for Auction and Trading in Electric Energy Market, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 463-466, ISBN 978-619-167-003-1.
• Devic, S., L. Martinovic, B. Atlagic, Z. Gorecan, D. Tomic, Rapid Development of GUI Editor for Power Grid CIM Models, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 467-470, ISBN 978-619-167-003-1.
• Dokoski, G., D. Bojchev, A. Tentov, Building an 8085 Microprocessor Module for the HADES Simulation Framework, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 471-474, ISBN 978-619-167-003-1.
• Penev, I., M. Karova, Аlgorithms for Scheduling of Resource-Constrained Jobs, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 475-478, ISBN 978-619-167-003-1.
• Marinova, G., S. Yordanova, N. Kostov, Hybrid Automatic Repeat Request (HARQ) Overview, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 479-481, ISBN 978-619-167-003-1.
• Marinova, G., S. Yordanova, N. Kostov, B. Nikolov, Digital Information Transfer Systems An Overview, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 482-484, ISBN 978-619-167-003-1.
• Dimov, A., S. Stavru, D. Petrova-Antonova, I. Krasteva, Towards Applicability of Agile Software Development Methodologies, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 485-488, ISBN 978-619-167-003-1.
• Rankovska, V., FPGA (Field Programmable Gate Arrays) – Based Systems-On-a-Programmable-Chip (SOPC) Development for Educational Purposes, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 489-492, ISBN 978-619-167-003-1.
• Pavlov, G., G. Cherneva, R. Katsov, I. Nenov, I. Tаrpov, Electronic Simulator of Sound (Noise) Effects for Electric Vehicles in Urban Areas, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 493-494, ISBN 978-619-167-003-1.
• Kolev, G., M. Aleksandrova, K. Denishev, Spray Deposition of PVDF Layers with Application in MEMS Pressure Sensors, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 495-498, ISBN 978-619-167-003-1.
• Cholakova, I., Different Technological Methods for Offset Compensation in Si Hall Effect Sensors, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 499-501, ISBN 978-619-167-003-1.
• Iliev, I., S. Tabakov, V. Spasova, Multipoint Video Control System Applicable in Assistance of Elderly and People with Disabilities, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 502-504, ISBN 978-619-167-003-1.
• Gadjeva, E., Computer Modeling of RF MEMS Inductors using SPICE, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 505-508, ISBN 978-619-167-003-1.
• Aleksandrova, M., G. Dobrikov, K. Gesheva, G. Bodurov, I. Cholakova, G. Kolev, Deposition of Transparent Electrodes for the Future Generation of Flexible Displays, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 509-512, ISBN 978-619-167-003-1.
• Brusev, T., N. Serafimov, B. Nikolova, Investigation of Over Voltage Protection Circuit for Low Power Applications, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 513-516, ISBN 978-619-167-003-1.
• Pandiev, I., Realization of Low-frequency Amplitude Modulator and Demodulator with FPAAs, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 517-520, ISBN 978-619-167-003-1.
• Angelov, P., Modification Method to Determining the Output Parameters in the Audio Power Stage with Complex Load, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 521-524, ISBN 978-619-167-003-1.
• Petrov, A., P. Angelov, Modified Method for Design of the Low-Frequency Audio Driver, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 525-528, ISBN 978-619-167-003-1.
• Nikolova, B., G. Nikolov, M. Todorov, SPICE Modelling of Magnetoresistive Sensors, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 529-532, ISBN 978-619-167-003-1.
• Zivanovic, Z., V. Smiljakovic, Maximizing Power Transfer to the Remote Terminal of PCM4 System, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 533-536, ISBN 978-619-167-003-1.
• Zivanovic, Z., V. Smiljakovic, Design, Analysis and Modifications of a Telecom Converter, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 537-540, ISBN 978-619-167-003-1.
• Andonova, A., Image Processing of Infrared Thermograms for Hidden Objects, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 541-543, ISBN 978-619-167-003-1.
• Dimitrov, B., H. Tahrilov, G. Nikolov, Study and Analysis of Optimization Approaches for Insulation of an Industrial Grade Furnace with Electrical Resistance Heaters, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 544-547, ISBN 978-619-167-003-1.
• Dimitrov, B., H. Tahrilov, A. Marinov, Improving Energy Efficiency of Industrial Grade Furnaces with Electrical Resistance Heaters and Comparative Model-Experiment Analysis, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 548-551, ISBN 978-619-167-003-1.
• Mitrovic, N., M. Petronijevic, V. Kostic, B. Bankovic, Dynamic Braking in Induction Motor Adjustable Speed Drives, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 552-555, ISBN 978-619-167-003-1.
• Banković, B., N. Mitrović, V. Kostić, M. Petronijević, Application of Active Front End Rectifier in Electrical Drives, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 556-559, ISBN 978-619-167-003-1.
• Stojanović, M., D. Tasić, A. Ristić, Cyclic Current Rating of Single-Core XLPE Cables with Respect to Designed Life Time, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 560-563, ISBN 978-619-167-003-1.
• Streblau, M., B. Aprahamian, V. Shtarbakov, H. Tahrilov, The Influence of the Geometry of the Inductor on the Depth and Distribution of the Inductively Hardened Layer, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 564-566, ISBN 978-619-167-003-1.
• Dimitrov, V., Examination of Frequency Controlled Asynchronous Drives at Variable Load Torque - Laboratory Simulator, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 567-570, ISBN 978-619-167-003-1.
• Dimitrova, E., G. Cherneva, Multi Leveled Hierarchical Approach for Monitoring and Management Information Systems Construction, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 571-572, ISBN 978-619-167-003-1.
• Tasić, V., D. R. Milivojević, V. Despotović, D. Brodić, M. Pavlov, Improving Control System in the Sulfuric Acid Plant, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 573-576, ISBN 978-619-167-003-1.
• Tasić, V., D. R. Milivojević, V. Despotović, D. Brodić, M. Pavlov, V. Miljković, DLadder - An Integrated Environment for Programming PIC Microcontrollers, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 577-580, ISBN 978-619-167-003-1.
• Nikolov, G., B. Nikolova, Frequency Measurement using Compact DAQ Chassis, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 581-584, ISBN 978-619-167-003-1.
• Malecic, A. L., Wind Energy and Steps Towards 100 Percent of Renewable Energy Penetration, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 585-588, ISBN 978-619-167-003-1.
• Marinova, G., Multitool Online Assisted Design of Communication Circuits and Systems, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 589-592, ISBN 978-619-167-003-1.
• Videkov, V., R. Radonov, E-learning Systems as a Behavioural Analyst, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 593-594, ISBN 978-619-167-003-1.
• Dochev, I., L. Docheva, Application of Remote Instrumentation in Learning using LabView, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 595-598, ISBN 978-619-167-003-1.
• Dimitrov, K., T. Mitsev, L. Jordanova, Simulation of Third-Order Dispersion in Single Optical Channel, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 599-602, ISBN 978-619-167-003-1.
• Dimitrov, K., R. Mironov, A. Bekjarski, Developing of a Video Information System for the Technical University of Sofia, In Proc. of the 47th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2012), Veliko Tarnovo, Bulgaria, June 28-30, 2012, Vol. 2, pp. 603-606, ISBN 978-619-167-003-1.