Radiocommunications and Videotechnologies Department

Proceedings of Papers of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies 2015 - ICEST 2015

2015, June 24-26, Sofia, Bulgaria

2015, ISBN 978-619-167-182-3 / Official web-site

Editor: Assoc. Prof. Dr. Kalin Dimitrov

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

Publisher: Publishing House of Technical University of Sofia, Sofia, Bulgaria

PROCEEDINGS OF PAPERS - FULL BOOK

CONTENTS

PLENARY SESSION

• Rupp, M., Future Cellular Networks for a Society in Motion (Abstract), In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, p. 011, ISBN 978-619-167-182-3.

WORKSHOP - REASONING-BASED INTELLIGENT SYSTEMS

• Ahrary, A., Big Data Approach in an ICT Agriculture Application (Abstract), In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, p. 011, ISBN 978-619-167-182-3.
• Hirokawa, S., From Search Engine to Text Mining (Abstract), In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, p. 011, ISBN 978-619-167-182-3.
• Abe, J. M., Paraconsistent Logics and Applications (Abstract), In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, p. 011, ISBN 978-619-167-182-3.

COMPUTER SYSTEMS AND INTERNET TECHNOLOGIES I

• Nikolov, A., E. Pencheva, I. Atanasov, Access to Mobility Information in M2M Communications, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 2-5, ISBN 978-619-167-182-3.
• Atanasov, I., A. Nikolov, E. Pencheva, Ontology Based Data Model for Power Control in Smart Homes, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 6-9, ISBN 978-619-167-182-3.
• Baz, N., B. Aktas, N. Akcura, R. Sokullu, E. Uyar, BikeEge - Bicycle Sharing System for Ege University Students, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 10-13, ISBN 978-619-167-182-3.
• Đogatović, V. R., S. Stojanović, A. Kostić-Ljubisavljević, B. Mikavica, Quality of Service Considerations for two DiffServ scenarios in IP networks, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 14-17, ISBN 978-619-167-182-3.
• Goranov, G., P. Hubenov, Development of Hardware Control on Dot Matrix Liquid Crystal Display, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 18-21, ISBN 978-619-167-182-3.
• Stoyanov, G, B. Naidenov, S. Kostadinova, Using of mobile platforms for sensor nodes in Biomedical Wireless Sensor Networks, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 22-25, ISBN 978-619-167-182-3.
• Manoilov, Đ., D. B. Gajić, R. S. Stanković, A Universal Android Tourist Guide Using the GPS Technology, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 26-29, ISBN 978-619-167-182-3.

COMPUTER SYSTEMS AND INTERNET TECHNOLOGIES II

• Marinova, G., O. Chikov, Methodology for tools integration in the Online assisted Platform for Computer-aided design in communications, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 31-36, ISBN 978-619-167-182-3.
• Todosijević, D., M. Jovanović, Assessment tool based on semantic content annotation, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 37-40, ISBN 978-619-167-182-3.
• Garabitov, A., A. Tsenov, Evaluation of VoIP speech quality using neural network, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 41-44, ISBN 978-619-167-182-3.
• Ivanov, I., R. Arnaudov, S. Vetova, Analysis of cryptographic protection of block cryptographic algorithms on the base of the theoretical digital stability, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 45-48, ISBN 978-619-167-182-3.

DIGITAL IMAGE PROCESSING

• Brodić, D., Z. N. Milivojević, I. R. Draganov, V. Tasić, Comparison of Different Methods for the Estimation of Text Skew, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 50-53, ISBN 978-619-167-182-3.
• Draganov, I. R., N. Neshov, D. Brodić, Testing Oculus Rift Virtual Reality Headset Applicability to Medical Assistive Systems, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 54-57, ISBN 978-619-167-182-3.
• Neshov, N., I. Draganov, A. Manolova, Facial Expression Recognition Based on Constrained Local Models and Support Vector Machines, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 58-61, ISBN 978-619-167-182-3.
• Cvetković, S. S., M. B. Stojanović, S. V. Nikolić, G. Z. Stančić, Extreme Learning Machines for Real-Time Image Classification, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 62-65, ISBN 978-619-167-182-3.
• Mironov, R. P., Analysis of Class Matrices for Complex Hadamard Transform, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 66-69, ISBN 978-619-167-182-3.

ENERGY SYSTEMS AND EFFICIENCY

• Acevski, N., M. Spirovski, M. Atanasovski, B. Stevanoski, Analysis of the Grounding System of the Mines with Surface Exploitation, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 71-74, ISBN 978-619-167-182-3.
• Atanasovski, M., L. Trpezanovski, B. Stevanovski, N. Acevski, Overcurrent Protection Analysis of Distribution Networks with Dispersed Generation, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 75-78, ISBN 978-619-167-182-3.
• Trpezanovski, L., M. Atanasovski, T. Mijovski, New Calculation Method for Power Loss Allocation in Radial Distribution Networks without Dispersed Generation, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 79-82, ISBN 978-619-167-182-3.
• Stevanoski, B., N. Acevski, M. Atanasovski, Wind Turbine Fault Ride Through in Weak Power System, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 83-86, ISBN 978-619-167-182-3.
• Bozinovski, G., A. Iliev, Analysis of Hydrology as Input Parameter for Financial Income Calculation from Hydro Power Plant, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 87-90, ISBN 978-619-167-182-3.

ENGINEERING EDUCATION

• Vasileva, T., V. Tchoumatchenko, M. Manoeva, Engaging Students in Learning through Collaborative Cloud Technologies, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 92-95, ISBN 978-619-167-182-3.
• Chocheva, D., K. Dimitrov, Infrared Investigation on the Thermal Field in the Case of Influence of Low Frequency Magnetic Signals on the Human Body, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 96-99, ISBN 978-619-167-182-3.
• Nikolov, V., K. Dimitrov, Computer visualization of space configuration of a low-frequency magnetic field using experimental data in physiotherapy and engineering education, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 100-103, ISBN 978-619-167-182-3.

INFORMATICS AND COMPUTER SCIENCE

• Radmanović, M., R. S. Stanković, D. B. Gajić, Parallel Computation of Fast Spectral Transforms of Logic Functions using the MPI Framework, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 105-108, ISBN 978-619-167-182-3.
• Gajić, D. B., R. S. Stanković, M. Radmanović, A Performance Comparison of Computing LU Decomposition of Matrices on the CPU and the GPU, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 109-112, ISBN 978-619-167-182-3.
• Guliashki, V., L. Kirilov, A Promethee-based Approach to Multi-Criteria Flexible Job Shop Scheduling Problem, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 113-116, ISBN 978-619-167-182-3.

MEASUREMENT SCIENCE AND TECHNOLOGY

• Simić, M., D. Denić, G. Miljković, D. Živanović, Software Based Procedure for Estimation of Measurement Uncertainty Applied to Power Quality Measurement, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 118-121, ISBN 978-619-167-182-3.
• Docheva, L., I. Dochev, M. Chushkov, Audio system calibration using LabVIEW, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 122-125, ISBN 978-619-167-182-3.
• Docheva, L., Audio signal processing system design using LabVIEW, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 126-129, ISBN 978-619-167-182-3.
• de Carvalho, J. A. R. P., C. F. F. P. R. Pacheco, H. Veiga, A. D. Reis, Comparative Performance Studies of Laboratory Open IEEE 802.11b,g PTMP Links, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 130-133, ISBN 978-619-167-182-3.
• Miljković, G., D. Denić, M. Simić, A. Jocić, Application of Virtual Instrumentation for Measuring the Angular Position and Velocity, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 134-137, ISBN 978-619-167-182-3.
• Mojsoska, N., B. Stevanoski, Dielectric Strenght Testing of Transformer Oil, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 138-141, ISBN 978-619-167-182-3.

RADIO COMMUNICATIONS, MICROWAVES, ANTENNAS

• Gechev, M., K. Angelov, B. Kehayov, S. Denev, S. Kremenski, Continuous Revolution Method for Antenna Radiation Pattern Measurements, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 143-146, ISBN 978-619-167-182-3.
• Stošić, B. P., Wave Digital Approach in Characterization of T-junction Discontinuity in Microstrip Stub-line Structures, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 147-150, ISBN 978-619-167-182-3.
• Jovanovic, S., S. Tasic, P. Manojlovic, Circularly polarized 2×2 patch antenna array at 5 GHz, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 151-154, ISBN‐10 9989‐786‐78‐X, ISBN‐13 978‐9989‐786‐78‐5,EAN 9789989786785.
• Yordanov, H., An Experimental Setup for Switching Noise Measurement in Monolithic On-Chip Antennas, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 155-156, ISBN 978-619-167-182-3.
• Marinković, Z., A. Aleksić, T. Ćirić, O. Pronić-Rančić, V. Marković, L. Vietzorreck, Inverse Electro-Mechanical ANN Model of RF MEMS Capacitive Switches - Applicability Evaluation, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 157-160, ISBN 978-619-167-182-3.

SIGNAL PROCESSING

• Markova, V., Interactive design of digital filter using LabVIEW, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 162-165, ISBN 978-619-167-182-3.
• Ćirić, D., M. Janković, A. Pantić, Background Noise Effects Reduction in Swept Sine Measurements of a Room Impulse Response, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 166-169, ISBN 978-619-167-182-3.
• Nedkov, T., Modeling of 3D Impedance Tube with a Complex Termination Impedance using Finite Element Method, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 170-173, ISBN 978-619-167-182-3.
• Hristov, V., S. Pleshkova, A. Bekiarski, Simulation of Microphone Array for Sound Localization using Human Binaural Hearing Model, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 174-177, ISBN 978-619-167-182-3.
• Kostov, M., B. Gegov, M. Atanasovski, M. Petkovski, Short Time Fourier Transform for Power Disturbances Analysis, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 178-181, ISBN 978-619-167-182-3.

TELECOMMUNICATION SYSTEMS AND TECHNOLOGY

• Slavchev, M., A. Tsenov, Network Management Architecture and Models in Internet of Things, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 183-186, ISBN 978-619-167-182-3.
• Atanasov, I., Analysis on Autonomic Characteristics of Quality of Service Management in EPS, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 187-190, ISBN 978-619-167-182-3.
• Miladic, S., G. Markovic, V. Radojicic, Application of an Econometric Method for Forecasting Cellular Mobile Traffic, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 191-194, ISBN 978-619-167-182-3.
• Mikavica, B., A. Kostić-Ljubisavljević, V. R. Đogatović, Content and Service Provider Interconnection Charging based on Revenue-Sharing Concept, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 195-198, ISBN 978-619-167-182-3.
• Kassev, K., Performance Analysis of a Power Saving Mechanism in WLANs, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 199-202, ISBN 978-619-167-182-3.

POSTER SESSION COMPUTER SYSTEMS AND INTERNET TECHNOLOGIES

• Aleksieva, V., Analysis of the Factors which Influence on QoS in LTE Networks, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 204-207, ISBN 978-619-167-182-3.
• Valchanov, H., S. Andreev, Multi-threaded user and kernel-space library, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 208-211, ISBN 978-619-167-182-3.
• Atanasov, D., T. Ruskov, V. Nikolov, Analysis and Simulation of a Virtual Environment for the Organization of Competitions in Programming with Local and Remote Clients, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 212-215, ISBN 978-619-167-182-3.
• Nenov, H., S. Todorov, Programming approaches for implementing web servers for static content, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 216-219, ISBN 978-619-167-182-3.
• Nenov, H., S. Todorov, Asynchronous non-blocking IO model approach to avoid the problem C10K in web servers for static content, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 220-223, ISBN 978-619-167-182-3.
• Daskalov, S., M. Karova, Cryptographic Protocol with a Proposed Cipher and Aperiodic Key Replacement, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 224-227, ISBN 978-619-167-182-3.
• Karova, M., I. Penev, V. Nikolov, D. Zhelyazkov, Path Planning Algorithm for a Robot in a Labyrinth, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 228-231, ISBN 978-619-167-182-3.

POSTER SESSION CONTROL SYSTEMS

• Milošević, B., S. Obradović, S. Jovković, S. Djukić, Acquisition of U/I characteristics of electric motors with permanent magnet using LabView software, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 233-236, ISBN 978-619-167-182-3.
• Nikolov, T., G. Ganchev, Software Model for Optimization of Infill Balise Location in ETCS, Level 1 in Railway Transport, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 237-240, ISBN 978-619-167-182-3.
• Rašić, M., M. Radić, N. Floranović, Z. Stajić, Experimental Investigation of Grid-connected Induction Generator’s Behavior during Reconnection Transients, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 241-244, ISBN 978-619-167-182-3.
• Kireva-Mihova, D., An Approach on Applying the CSM for Risk Evaluation and Assessment of Significant Changes of the Railway System, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 245-248, ISBN 978-619-167-182-3.

POSTER SESSION DIGITAL IMAGE PROCESSING

• Vuckovic, V., S. Spasic, A Method for Colorization of the Original Grayscale Tesla Photograph, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 250-253, ISBN 978-619-167-182-3.
• Veličković, Z., Z. Milivojević, M. Jevtović, Reliable SVD-based Watermarking Algorithm Applied on Uncompressed Video, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 254-257, ISBN 978-619-167-182-3.
• Prlinčević, B., Z. Milivojević, P. Spalević, D. Brodić, Comparative Analysis of the MSD and MSDM Watermarking Algorithms Based on the Schur Decomposition, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 258-261, ISBN 978-619-167-182-3.
• Georgieva, V., Automatic Embryonic Detection in Microscopy Images, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 262-265, ISBN 978-619-167-182-3.

POSTER SESSION ELECTRONICS

• Madzharov, N., Desing of On-Route Charging Infrastructure for EV, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 267-270, ISBN 978-619-167-182-3.
• Brusev, T., Hysteresis Controlled Switching-Mode Amplifier for LTE Applications, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 271-274, ISBN 978-619-167-182-3.
• Zivanovic, Z., V. Smiljakovic, S. Jovanovic, Analysis and Design of a Resonant Reset GaN Forward Converter with Self-Driven Synchronous Rectifiers, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 275-278, ISBN 978-619-167-182-3.
• Zivanovic, Z., V. Smiljakovic, Design and Realization of a Low Noise Medical AC/DC Converter, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 279-282, ISBN 978-619-167-182-3.
• Vucheva, Y., G. Kolev, M. Aleksandrova, K. Denishev, Comparison of the piezoelectric properties of single-layer and bilayer structures with thin films of PZT and ZnO in dynamic mode, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 283-286, ISBN 978-619-167-182-3.

POSTER SESSION ENERGY SYSTEMS AND EFFICIENCY

• Dimitrova, R., M. Vasileva, M. Yordanova, Experimental Investigation of the Electrical Parameters of the Soil for the Purpose of the Grounding System Design, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 288-291, ISBN 978-619-167-182-3.
• Ivanova, M., Study of the Energy Characteristics and the Temperature Influence on the Liquid Medium Resistance during the Formation of a High Voltage Discharge, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 292-295, ISBN 978-619-167-182-3.
• Vasileva, M., N. Velikova, Y. Ivanov, D. Stanchev, Limiting of lightning overvoltages in the electrical Substations 110 kV, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 296-299, ISBN 978-619-167-182-3.
• Rangelov, Y., A. Avramov, N. Nikolaev, Design and Construction of a Laboratory SCADA System, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 300-303, ISBN 978-619-167-182-3.
• Rašić, M., M. Radić, N. Milosavljević, Z. Stajić, Algorithms for Precise Anticipation of Reactive Energy Savings in Compensated Power Systems, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 304-307, ISBN 978-619-167-182-3.

POSTER SESSION ENGINEERING EDUCATION

• Stefanova, S., T. Vasileva, Teaching with Technology: Promoting Knowledge Work Practices in Technology School Education, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 309-312, ISBN 978-619-167-182-3.
• Yordanov, G., T. Grigorova, Trends in the Education of the Modern Power Electronics and Motor Drives, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 313-316, ISBN 978-619-167-182-3.
• Yakimov, P., Teaching Basic Skills in Embedded Systems Using Opensource Platforms, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 317-320, ISBN 978-619-167-182-3.
• Radić, M., M. Rašić, Z. Stajić, Comparative Study of Three-phase, Two-phase and One-phase Impedance Tests for Induction Machines, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 321-324, ISBN 978-619-167-182-3.
• Rankovska, V., On Cloud Computing in Engineering Education, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 325-328, ISBN 978-619-167-182-3.
• Antonov, S., Short Circuit Investigation in Telecommunication Equipment through the Theoretical Electrical Engineering, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 329-330, ISBN 978-619-167-182-3.

POSTER SESSION INFORMATICS AND COMPUTER SCIENCE

• Vučković, V., Modified Quiescence Procedure in Axon Chess Engine, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 332-335, ISBN 978-619-167-182-3.
• Stojanović, V., Z. Milivojević, The Estimation of Acoustic Suitability of the Amphitheater for Lecturing, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 336-339, ISBN 978-619-167-182-3.
• Novakovic, J. Đ., A. Veljovic, S. S. Ilic, RBF Neural Network and Filter Methods for Feature Selection in Medical Classification Problems, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 340-343, ISBN 978-619-167-182-3.

POSTER SESSION MEASUREMENT SCIENCE AND TECHNOLOGY

• Barudov, E., High Voltage Indicator with a Fiber-optic System, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 345-348, ISBN 978-619-167-182-3.
• Iontchev, E., R. Miletiev, V. Bashev, I. Mryankov, Analysis and evaluation of the tram vibrations to human body, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 349-352, ISBN 978-619-167-182-3.
• Tasić, V., M. Pavlov-Kagadejev, V. Despotović, D. Brodić, M. Anđelić, I. Stojković, Process Control System of the Converters Plant in the RTB Bor Company, Serbia, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 353-356, ISBN 978-619-167-182-3.
• Miletiev, R., R. Yordanov, V. Bashev, E. Iontchev, Time and frequency analysis of bogie-railway dynamics, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 357-360, ISBN 978-619-167-182-3.
• Anđelić, M., V. Tasić, M. Pavlov-Kagadejev, D. Brodić, I. Stojković, Development of Data Acquisition Module Based on PIC18F4550 Microcontroller, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 361-364, ISBN 978-619-167-182-3.

POSTER SESSION RADIO COMMUNICATIONS, MICROWAVES, ANTENNAS

• Gochev, H., B. Bonev, P. Petkov, Application of Microwave Hyperthermia in Oncology, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 366-369, ISBN 978-619-167-182-3.
• Petkov, P., System Approach to Ka-Band Earth Station Beam Pointing Accuracy Verification, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 370-371, ISBN 978-619-167-182-3.
• Shikoski, J., R. Arnaudov, Passive Optical Sensor Network with Energy Harvesting, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 372-375, ISBN 978-619-167-182-3.
• Panagiev, O., About some problems in the transmission of signals in HFC/CATV networks, In Proc. of the 50th International Scientific Conference on Information, Communication and Energy Systems and Technologies (ICEST 2015), Sofia, Bulgaria, June 24-26, 2015, pp. 376-379, ISBN 978-619-167-182-3.