COMМUNICATION ENGINEERING AND TECHNOLOGIES

Chairmen: Assoc. Prof. Krasen Angelov, PhD
Building 2, Hall 2215

OPTIMIZATION OF A RADIO-RELAY LINE IN A DENSELY POPULATED URBAN AREA
Ivelina Balabanovа, Toni Naydenov
Technical University Gabrovo, Gabrovo, Bulgaria

MEASUREMENT SYSTEM FOR DYNAMIC PARAMETERS OF A TRAM PANTOGRAPH
Emil Iontchev1, Emil Mihaylov¹, Rashko Vladimirov¹, Rosen Miletiev²
1 Todor Kableshkov University of Transport, Sofia, Bulgaria
2 Technical University of Sofia, Sofia, Bulgaria

PERFORMANCE INDEX OPTIMIZATION OF TRANSMISSION MEDIUM IN COMMUNICATION INFRASTRUCTURES
Ivelina Stefanova Balabanova
Technical University Gabrovo, Gabrovo, Bulgaria

PERFORMANCE ANALYSIS OF HAAR CASCADE-BASED FACE DETECTION IN MULTI-FACE IMAGES UNDER DIGITALLY SIMULATED LIGHTING CONDITIONS
Ivan Sarkocevic¹, Vladimir Maksimovic², Branimir Jaksic^2*, Petar Spalevic²,
Bojan Prlincevic¹
1 Kosovo and Metohija Academy of Applied Studies – Zvecan Department, Zvecan, Serbia
2 University of Pristina in Kosovska Mitrovica, Kosovska Mitrovica, Serbia

RT60 ESTIMATION USING THE SABINE FORMULA AND ANN:  A COMPARATIVE STUDY
Violeta Stojanović¹, Zoran Milivojević¹, Bojan Prlinčević², Dijana Kostić³
1 Department of Environmental Protection Academy of Applied Technical and Preschool Studies, Niš, Serbia
2 Department of Information Technology Kosovo and Metohija Academy of Applied Studies, Leposavić, Serbia
3 Šargan inženjering d.o.o, Niš, Serbia

SYNTHESIS OF A SYNCHRONIZATION SCHEME WITH NON-IDENTICAL SYNCHRONIZATION BETWEEN TWO SINGH – ROY HYPERCHAOTIC SYSTEMS
Hristina Stoycheva
Technical University Gabrovo, Gabrovo, Bulgaria

IMPLEMENTATION OF HYPERCHAOTIC SYNCHRONIZATION SCHEME IN IMAGE ENCRYPTION ALGORITHM BASED ON FRACTAL TROMINO
Hristina Stoycheva
Technical University Gabrovo, Gabrovo, Bulgaria

ANALYSIS OF SYSTEMS AND METHODS FOR BIOMETRIC RECOGNITION USING FINGERPRINTS
Kristina Sidorova
Technical University of Gabrovo, Gabrovo, Bulgaria

DEVELOPMENT OF A MODEL OF A WEB-BASED SYSTEM FOR CONTROLLING ELECTRIC VEHICLE CHARGING POINTS
Egnar Özdikililer¹, Raycho Ilarionov², Ivan Simeonov²,
Hristo Kilifarev², Borislav Nedev²
1 Istanbul Technical University, Ayazağa Kampüsü, Maslak, Istanbul, Turkey
2 Technical University of Gabrovo, Gabrovo, Bulgaria

INTEGRATION OF SOLAR ASSISTANT FOR DATA ACQUISITION AND CONTROL IN SOLAR PV SYSTEMS
Nikolay Manchev, Boyan Karapenev
Technical University Gabrovo, Gabrovo, Bulgaria

REAL-TIME NETWORK TRAFFIC ANALYSIS AND OPTIMIZATION
Ivan Zlatev, Krasen Angelov, Boyan Karapenev
Technical University Gabrovo, Gabrovo, Bulgaria

EXAMPLE OF BUILDING AND TESTING OPTICAL CONNECTIVITY BETWEEN MOBILE OPERATOR BASE STATIONS
Stanimir Mihaylov Sadinov
Technical University Gabrovo, Gabrovo, Bulgaria

DESIGN OF THE RADIO SIGNAL POWER AMPLIFIER FOR COMMUNICATION SYSTEMS FOR CONTROLLING UNMANNED MOBILE OBJECTS WITH INTENTIONAL AMPLITUDE AND PHASE DISTORTIONS
Ruslаn Antypenko ¹, Mikhailo Prokofiev ²
1 Igor Sikorsky Kyiv Polytechnic Institute, Kyiv, Ukraine
2 Vasyl Stus Donetsk National University, Vinnytsia, Ukraine

DEVELOPMENT OF A МULTI-PURPOSE MONITORING AND CONTROL SYSTEM BASED ON ZIGBEE WIRELESS SENSOR NETWORK
Nikolay Manchev, Krasen Angelov, Boyan Karapenev, Ivan Zlatev
Technical University Gabrovo, Gabrovo, Bulgaria

MODELING, RESEARCH AND ANALYSIS OF APPROACHES TO MINIMIZING DISTORTION IN OPTICAL WDM SYSTEMS
Emanuil Kipreos
Technical University Gabrovo, Gabrovo, Bulgaria

RESEARCH ON A WIRELESS COMMUNICATION CHANNEL MODEL WITH AN INTEGRATED INTELLIGENT INTERFERENCE SUPPRESSION ALGORITHM
Mihail Angelakis
Technical University Gabrovo, Gabrovo, Bulgaria

A BALANCED SYSTEM OF PERFORMANCE INDICATORS AND DATABASE ANALYSIS
Gancho Lyubomirov Tanev, Stanimir Mihaylov Sadinov, Panagiotis Kogias
Technical University Gabrovo, Gabrovo, Bulgaria