prof. dr Dejan Drajić

Đ. Lukić, G. Marković, D. Drajić, Two-Stage Precoding Based on Overlapping User Grouping Approach in IoT-Oriented 5G MU-MIMO Systems, WIRELESS COMMUNICATIONS & MOBILE COMPUTING, pp. 1 - 22, Jan, 2021

I. Vajs, D. Drajić, N. Gligorić, I. Radovanović, I. Popović, Developing Relative Humidity and Temperature Corrections for Low-Cost Sensors Using Machine Learning, SENSORS, Vol. 21, No. 3338, pp. 1 - 22, May, 2021

D. Drajić, N. Gligorić, Reliable Low-Cost Air Quality Monitoring Using Off-The-Shelf Sensors and Statistical Calibration, ELEKTRONIKA IR ELEKTROTECHNIKA, Vol. 26, No. 2, pp. 32 - 41, Apr, 2020

R. Petrovic, D. Simic, D. Drajić, Z. Čiča, D. Nikolić, M. Peric, Designing Laboratory for IoT Communication Infrastructure Environment for Remote Maritime Surveillance in Equatorial Areas Based on Gulf of Guinea Field Experiences, SENSORS, Vol. 20, No. 20: 1349, pp. 1 - 21, Feb, 2020

N. Tošić, A. Samčović, D. Nikolić, D. Drajić, N. Lekić, An Algorithm for Detection of Electromagnetic Interference in High Frequency Radar Range- Doppler Images Caused by LEDs, IEEE ACCESS, pp. 84413 - 84419, Jun, 2019

M. Ilić, B. Prlinčević, P. Spalević, S. Panić, D. Drajić, On the Transmission of Colour Image over Double Generalized Gamma FSO Channel, ELEKTRONIKA IR ELEKTROTECHNIKA, pp. 79 - 83, May, 2017

Ž. Rosić, O. Mihić, D. Aleksić, D. Drajić, Novel Method for Optimal Synthesis of 5G Millimeter Wave Linear Antenna Array, INTERNATIONAL JOURNAL OF ANTENNAS AND PROPAGATION, pp. 1 - 6, Mar, 2017

M. Popović, D. Drajić, S. Philipp, N. Nikaein, S. Krčo, L. Markus, Latency analysis for M2M and Online Gaming traffic in an HSPA network, AD HOC & SENSOR WIRELESS NETWORKS, Vol. 31, No. 1-4, pp. 259 - 277, Jun, 2016

P. Ivanis, D. Drajic, S. Brkic, Cross-Layer Combining of Adaptive Modulation and Truncated ARQ in Multichannel Beamforming MIMO Systems, RADIOENGINEERING, Vol. 24, No. 4, pp. 1050 - 1059, Dec, 2015

M. Popovic, D. Drajić, S. Krco, Evaluation of the UTRAN (HSPA) performance in different configurations in the presence of M2M and Online Gaming traffic, EUROPEAN TRANSACTIONS ON TELECOMMUNICATIONS, Vol. 26, No. 5, pp. 800 - 812, May, 2015

V. Rajs, V. Milosavljevic B, Z. Mihajlovic, M. Živanov, S. Krčo, D. Drajić, B. Pokrić, Realization of Instrument for Environmental Parameters Measuring, ELEKTRONIKA IR ELEKTROTECHNIKA, Vol. 20, No. 6, pp. 61 - 66, Jun, 2014

D. Drajić, N. Cvejic, Adaptive Fusion of Multimodal Surveillance Image Sequences in Visual Sensor Networcs, IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, Vol. 53, No. 4, pp. 1456 - 1462, Nov, 2007

D. Drajić, K. Hooli, M. Juntti, Turbo coding with equalization in WCDMA downlink, WIRELESS PERSONAL COMMUNICATIONS, Vol. 28, No. 4, pp. 259 - 276, Mar, 2004

M. Banjanin, M. Stojčić, D. Drajić, Z. Ćurguz, Z. Milanović, A. Stjepanović, Adaptive Modeling of Prediction of Telecommunications Network Throughput Performances in the Domain of Motorway Coverage, Applied Sciences, Vol. 11, No. 8, 3559, pp. 1 - 25, Apr, 2021

I.A. Tomić, Đ. Lukić, M. Davidović, D.D. Drajić, P. Ivaniš, Statistical Analysis of CQI Reporting and MIMO Utilization for Downlink Scheduling in Live LTE Mobile Network, TELFOR JOURNAL, Vol. 12, No. 1, pp. 8 - 12, 2020

M. Davidovic, D. Drajić, I. Tomic, Z. Čiča, On the Impact of NB-IoT on LTE MBB Downlink Performance, TELFOR JOURNAL, Vol. 11, No. 1, pp. 20 - 24, Jul, 2019

N. Milošević, B. Dimitrijević, D. Drajić, Z. Nikolić, M. Tošić, LTE and WiFi Co-Existence in 5 GHz Unlicensed Band, FACTA UNIVERSITATIS - SERIES: ELECTRONICS AND ENERGETICS, Vol. 30, No. 3, pp. 363 - 373, Sep, 2017

B. Pokrić, S. Krčo, D. Drajić, M. Pokrić, V. Rajs, Ž. Mihajlović, P. Knežević, D. Jovanović, Augmented Reality enabled IoT services for environmental monitoring utilising serious gaming concept, Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications (JoWUA), pp. 37 - 55, Mar, 2015

M. Popovic, D. Drajić, S. Krčo, A latency analysis for M2M and OG-like traffic patterns in different HSPA core network configurations, TELFOR JOURNAL, Vol. 6, No. 2, pp. 103 - 108, Jun, 2014

S. Jokić, S. Krčo, I. Dejanović, D. Drajić, J. Vučković, N. Gligorić, Evaluation of a Document Oriented Resource Directory Performance, TELFOR JOURNAL, Vol. 4, No. 2, pp. 95 - 100, Jun, 2012

D. Drajić, N. Gligorić, A. Uzelac, S. Vuković, Primena bežičnih tehnologija u saobraćaju, SINGIDUNUM REVIJA, Vol. 7, No. 2, pp. 169 - 179, Sep, 2010

D. Drajić, Komparativna analiza kompleksnosti i efikasnosti WCDMA mobilnih prijemnika sa ekvalizacijom na nivou čipa i turbo kodovanjem, TELEKOMUNIKACIJE, Vol. 1, pp. 30 - 36, Jun, 2004

D. Drajić, D. Drajić, P. Ivaniš, S. Brkić, Teorija informacija i kodovi u telekomunikacijama: Praktikum za laboratorijske vežbe, Akademska misao, Univerzitet u Beogradu – Elektrotehnički fakultet, 2019

A. Rodriguez, S. Ziegler, C. Hemmens, A. Huamani, C. Reale, N. Stembert, D. Hemment, R. Heymant, J. Breuer, D. Drajić, "Internet of Things Security and Data Protection", Chapter; “End-user engagement, protection and education”, Pages 173-189, Springer, 2019

D. Drajić, Pametni gradovi, Akadenmska Misao, 2018

S. Guillen, P. Sala, A. Kano, S. Ziegler, C. Reale, S. Krco, .. ..., D. Drajić, .. ..., "Cognitive Hyperconnected Digital Transformation - Internet of Things Intelligence Evolution", Chapter: IoT European Large-Scale Pilots - Integration, Experimentation and Testing, Open Access Research Book from River Publishers, 2018

D. Drajić, Biznis modeli za IoT rešenja, Akademska misao, 2018

D. Drajić, Uvod u IoT (Internet of Things), Akademska misao, 2017

D. Drajić, Uvod u M2M (Machine-to.Machine) komunikacije, Akademska misao, 2016

M. Laner, N. Nikaein, P. Svoboda, D. Drajić, M. Popovic, S. Krčo, Machine-to-machine (M2M) communications, architecture, performance and applications (Chapter: Traffic modeling for M2M communications), Woodhead Publishing, 2015

M. Laner, N. Nikaein, D. Drajić, P. Svoboda, M. Popovic, S. Krčo, Machine-To-Machine Communications - Architectures, Technology, Standards, and Applications Edited by Vojislav B. Mišić and Jelena Mišić(Chapter: M2M Traffic and Models in Machine-To-Machine Communications), CRC Press, 2014

D. Drajić, N. Ognjanović, S. Krčo, "Machine-To-Machine Communications - Architectures, Technology, Standards, and Applications, Edited by Vojislav B. Mišić and Jelena Mišić (Chapter: Architecture and standards for M2M communications), CRC Press, 2014

D. Drajić, N. Cvejic, Al-Haj A (ed.) Advanced Techniques in Multimedia Watermarking: Image, Video and Audio Applications (Chapter: Audio watermarking: State-of-the-art.), Information Science Reference (an imprint of IGI Global), 2010

N. Cvejić, D. Drajić, T. Seppanen, Grgic M et al. (ed.) "Recent Advances in Multimedia Signal Processing and Communications" (Chapter: Audio Watermarking: More than Meets the Ear), Springer, 2009

N. Stojković, V. Orlić, M. Perić, D. Drajić, A. Rakić, Concept of System for Surveillance and Monitoring of IoT HFSWR Network, 7th Int. Conf. Electrical, Electronic and Computing Engineering (icETRAN 2020), pp. 157 - 162, ETRAN Society, Belgrade-Čačak-Niš-Novi Sad, Serbia, Sep, 2020

I. Vajs, D. Drajić, I. Radovanović, Statistical modelling of the influence of humidity and temperature, 8. Međunarodna konferencija o obnovljivim izvorima električne energije, SMEITS, pp. 261 - 265, Beograd, Oct, 2020

N. Grbić, K. Knežević, D. Drajić, Analysis of Different Window Function Effects on Doppler Processing in HFSWR Signal Processing, Telsiks 2019, pp. 257 - 260, Niš, Serbia, Oct, 2019

D. Drajić, K. Andersson, K. Zhang, N. Stembert, K. Malmberg, A. Brekine, W. Vanobberghen, A. Habibipour, J. Waeben, User Engagement for Large Scale Pilots in the Internet of Things, Telsiks 2019, pp. 46 - 53, Niš, Serbia, Oct, 2019

M. Davidović, I. Tomić, D. Drajić, Z. Čiča, On the Impact of NB-IoT on LTE MBB Downlink Performance, 2018 26th Telecommunications Forum (TELFOR), pp. 1 - 4, IEEE, Belgrade, Nov, 2018

P. Misikangas, D. Ipina, E. Mikel, A. Unai, D. Drajić, S. Sillaurren, EMPOWERING CITIZENS INTO CO-CREATORS OF DEMAND-DRIVEN PUBLIC SERVICES, 4th International Conference on Connected Smart Cities, pp. 162 - 173, Madrid, Spain, Jul, 2018

Đ. Lukić, D. Drajić, Comparative analysis of communication standards for Smart City deployment, ICIST 2017, pp. 320 - 324, Kopaonik,Srbija, Mar, 2017

I. Radovanović, I. Popović, D. Drajić, 'Multi Channel Sensor Measurements in Fog Computing Architecture, ZINC 2017, pp. 9 - 12, Novi Sad, May, 2017

Đ. Lukić, G. B. Marković, D. Drajić, Zero-Forcing Beamforming User Grouping Algorithms in Massive MIMO Systems, (in Serbian) Proceedings of 25th Telecommunication forum - TELFOR 2017, pp. 195 - 198, Telecommunication Society, 21-22 November, Belgrade, Serbia, Nov, 2017

N. Gligorić, S. Krčo, D. Drajić, I. Elicegui, C. López, L. Sánchez, M. Nati, J. Bernal Bernabé, J. L. Hernández-Ramos, D. Carboni, A. Serra, Smart City Services for Citizen-Centric Internet of Things, ICIST 2015, pp. 433 - 438, Kopaonik, Srbija, Mar, 2015

S. Krčo, B. Pokrić, D. Drajić, M. Pokrić, ekoNET system architecture and service for environmental monitoring, ICIST 2015, pp. 94 - 98, Kopaonik, Srbija, Mar, 2015

O. Al Resheed, D. Drajic, P. Ivanis, Complexity of the McEliece cryptosystem based on GDBF decoder for QC-LDPC codes, XLIX International Scientific Conference on Information, Communication and Energy Systems and Technologies - ICEST 2014, University of Niš, Faculty of Electronic Engineering, Niš, Serbia, Jun, 2014

T. Dimčić, D. Drajić, S. Krčo, CoAP communication with the mobile phone sensors over the IPv6, ICIST 2014, pp. 388 - 392, Kopaonik, Srbija, Mar, 2014

B. Pokrić, S. Krčo, D. Drajić, M. Pokrić, I. Jokić, M. Jovašević Stojanović, ekoNET - Environmental Monitoring Using Low-Cost Sensors for Detecting Gases, Particulate Matter, and Meteorological Parameters, ESIOT 2014, 3rd International Workshop on Extending Seamlessly to the Internet of Things, in conjunction with the 8th IMIS 2014, pp. 421 - 426, Birmingem, UK, Jul, 2014

N. Nikaein, K. Zhou, M. Laner, P. Svoboda, D. Drajić, M. Popovic, S. Krčo, Simple Traffic Modeling Framework for Machine Type Communication, ISWCS 2013, Ilmenau, Germany, Aug, 2013

A. Denda, D. Drajić, Aligned Software and Process Models with both the eTOM Framework and the ITIL Processes, TELSIKS 2013, pp. 647 - 650, Nis, Oct, 2013

M. Popovic, D. Drajić, S. Krčo, The impact of HSPA core network features on latency for M2M and OG-like traffic patterns, Telfor 2013, pp. 291 - 294, Beograd, Nov, 2013

N. Gligorić, T. Dimčić, D. Drajić, S. Krčo, N. Chu, Application-Layer Security Mechanism for M2M communication over SMS, Telfor 2012, pp. 5 - 8, Beograd, Nov, 2012

D. Drajić, M. Popovic, N. Nikaein, S. Krčo, P. Svoboda, I. Tomić, N. Zeljković, Impact of online games and M2M applications traffic on performance of HSPA radio access networks, ESIOT 2012, pp. 880 - 885, Palermo, Italy, Jul, 2012

N. Gligorić, T. Dimčić, D. Drajić, S. Krčo, I. Dejanović, N. Chu, A. Obradović, CoAP Over SMS: Performance Evaluation for Machine to Machine Communication, Telfor 2012, pp. 1 - 4, Beograd, Nov, 2012

D. Drajić, M. Popovic, N. Nikaein, S. Krčo, P. Svoboda, I. Tomić, N. Zeljković, HSPA radio access performance evaluation for Online games and M2M applications traffic (TCP vs UDP), Telfor 2102, pp. 9 - 13, Beograd, Nov, 2012

D. Drajić, S. Krčo, I. Tomić, P. Svoboda, M. Popovic, N. Nikaein, N. Zeljković, Traffic generation application for simulating online games and M2M applications via wireless networks, WONS 2012, pp. 167 - 174, Courmayeur, Italy, Jan, 2012

S. Jokić, J. Vučković, S. Krčo, N. Gligorić, D. Drajić, Evaluation of an XML Database Based Resource Directory Performance, Telfor 2011, Beograd, Nov, 2011

N. Gligorić, S. Krčo, D. Drajić, S. Jokić, B. Jakovljević, M2M Device Management in LTE Networks, Telfor 2011, pp. 414 - 417, Beograd, Nov, 2011

P. Ivaniš, D. Drajić, Cross Layer Combining of Adaptive Modulation and Hybrid ARQ for SVD-Based MIMO Transmission over Ricean Fading Channels, IEEE EUROCON 2009, pp. 1616 - 1623, IEEE, St. Petersburg, Rusia, May, 2009

D. Drajić, Lower FER Bounds Based on Gilbert Channel Model for 3G (WCDMA) Systems Using Turbo-Coding, TELSIKS 2007, pp. 139 - 142, Niš, 2007

D. Drajić, N. Cvejic, Multimodal Image Fusion in Presence of Noise Using Sparse Coding of ICA Coefficients, 7th IEEE Int. Symposium on Signal Processing and Information Technology (ISSPIT’07), Kairo, Egypt, Dec, 2007

D. Drajić, Some FER Bounds Based on Gilbert Channel Model in Complex 3G (WCDMA) Systems, EUROCON 2007, pp. 2004 - 2008, Warsaw, Sep, 2007

D. Drajić, On channel modelling for 3G (WCDMA) systems using turbo-coding, EUROCON 2005, pp. 1172 - 1175, Beograd, Nov, 2005

D. Drajić, FER and channel interleavers in 3G (WCDMA) systems using turbo-coding”, TELSIKS 2005, Telsiks 2005, pp. 407 - 410, Niš, Sep, 2005

D. Drajić, On the number of iterations for turbo-coding in downlink WCDMA using chip-level equalizers, Tesliks 2003, pp. 437 - 440, Niš, Oct, 2003

D. Drajić, K. Hooli, M. Juntti, Turbo coding and adaptive channel equalization for WCDMA downlink, ICEST 2002, pp. 127 - 130, Niš, Oct, 2002

D. Drajić, K. Hooli, D. Tujković, Adaptive channel equalization in WCDMA downlink with turbo coding, Proc. IEEE Int. Symp. Pers., Indoor, Mobile Radio Commun. (PIMRC), pp. 1442 - 1446, Lisboa, Portugal, Sep, 2002

D. Drajić, Z. Dobrosavljević, On MAI suppression in DS-CDMA systems by FS filters in the presence of multipath, TELSIKS 2001, pp. 282 - 285, Niš, Sep, 2001

D. Drajić, Z. Dobrosavljević, On MAI Suppression in DS-CDMA Systems by FS Filters Using LMS Algorithm, TELSIKS´99 Conf., pp. 558 - 561, Niš, Oct, 1999

A. Samčović, N. Tošić, D. Drajić, N. Dumbelović, Statistička i multimedijalna analiza radarske slike u prisustvu led šuma, XXXVIII Simpozijum o novim tehnologijama u poštanskom i telekomunikacionom saobraćaju – PosTel 2020, pp. 223 - 230, Beograd, Dec, 2020

M. Radivojević, P. Knežević, B. Tomić, M. Stanić, D. Drajić, SOFTVERSKA INTEGRACIJA CFP MODULA U NMS SISTEM SUNCE-O ZA OTN/DWDM PLATFORMU OTP100G IRITEL, YUINFO 2018, pp. 163 - 166, Kopaonik, Srbija, Mar, 2018

I. Radovanović, N. Bežanić, Đ. Klisić, V. Milosavljević, D. Drajić, I. Popović, SERVISNO ORJENTISANA SENZORSKA MREŽA ZA MERENJE KONCENTRACIJE ŠTETNIH GASOVA U VAZDUHU, YUINFO 2016, pp. 125 - 129, Kopaonik, Srbija, Mar, 2016

D. Drajić, I. Tomić, Paralelni razvoj HSPA i LTE – fizički sloj, 18 telekomunikacioni forum TELFOR, pp. 514 - 520, Beograd, Nov, 2010

D. Drajić, Kontrola grešaka u HSPA prenosu, YU INFO 2009, Kopaonik, Srbija, 2009

D. Drajić, Određivanje granica za količnik grešaka po ramu u Gilbertovom modelu na osnovu količnika grešaka po bitu, YU INFO 2008, Kopaonik, Srbija, 2008

I. Kovačević, D. Drajić, Analysis of Voice Call Continuity Service, YU INFO 2008, Kopaonik, Srbija, 2008

D. Drajić, Neke granice za količnik grešaka po bloku u 3G (WCDMA) sistemima koji koriste turbo kodovanje, YU INFO 2006, Kopaonik, Srbija, 2006

D. Drajić, Uticaj kanalnih interlivera na količnik grešaka po ramu u 3G (WCDMA) sisremima koji koriste turbo kodovanje, YU INFO 2005, Kopaonik, Srbija, 2005

D. Drajić, Veza BER i FER u kompleksnim 3G sistemima sa turbo kodovanjem, TELFOR 2004, Beograd, Srbija, 2004

D. Drajić, Kompleksnost WCDMA mobilnih prijemnika sa ekvalizacijom na nivou čipa, YU INFO 2004, Kopaonik, Srbija, 2004

D. Drajić, Verovatnoća greške po bloku u silaznom kanalu WCDMA sistema uz ekvalizaciju na nivou čipa i turbo kodovanje, TELFOR 2003, Beograd, Srbija, Nov, 2003

D. Drajić, Turbo coding and power control for WCDMA downlink, TELFOR 2002, pp. 311 - 314, Beograd, Srbija, 2002

D. Drajić, Potiskivanje tonske smetnje korišćenjem kompleksnog adaptivnog filtra u QPSK DSSS sistemu, TELFOR ’99, pp. 207 - 210, Beograd, Srbija, 1999

B. Vujačić, N. Mihić, S. Glumac, D. Drajić, Poređenje nekih metoda za nedestruktivnu kompresija podataka, Infofest 98, Budva, SRJ, 1998

D. Drajić, Z. Dobrosavljević, Narrowband Interference Rejection in DS spread spectrum system with QAM using complex FS filter, TELFOR '98, pp. 244 - 247, Beograd, Srbija, 1998

D. Drajić, S. Glumac, D. Lisinac, Prenos modemskih signala digitalizovanim telefonskim kanalima, Infofest 98, Budva, SRJ, 1998

D. Bajić, D. Drajić, D. Drajić, Određivanje spektra perforiranih konvolucionih kodova pomoću dijagrama stanja, ETRAN 1998, pp. 24 - 27, Vrnjacka Banja, Srbija, 1998

D. Milovanović, D. Drajić, Z. Stanković, Internet telefonija, YU INFO, pp. 618 - 621, Brezovica, Srbija, 1997

D. Drajić, D. Milovanović, F. Presetnik, Prenos video signala na Internetu i mobilne telefonske mreže”, YU INFO, Brezovica, Srbija, 1997

D. Bajić, A. Ostojić, D. Drajić, D. Drajić, Adaptivni zaštitni kodovi za povećanje protoka i sistemu za daljinsko očitavanje brojila, TELFOR '97, pp. 281 - 284, Beograd, Srbija, 1997

D. Bajić, D. Drajić, D. Drajić, Binarne sekvence i bifiksi: analiza, ETRAN 1997, pp. 67 - 70, Zlatibor, Srbija, 1997

D. Drajić, D. Bajić, A. Ostojić, Izbor zaštitnih kodova za sistem za daljinsko očitavanje brojila, ETRAN 1997, pp. 63 - 66, Zlatibor, Srbija, 1997

M. Matijević, D. Drajić, D. Milovanović, Kodovanje video signala na veoma niskim bitskim protocima: Razvoj i istraživačke aktivnosti, TELFOR '96, pp. 543 - 546, Beograd, Srbija, 1996

D. Drajić, D. Milovanović, M. Kovčin, Multimedijalna komunikacija na niskim bitskim protocima: Standardi i sistemi, YU INFO, Brezovica, Srbija, 1996

D. Drajić, D. Milovanović, Adaptivna kontrola grešaka pri prenosu podopsežno kodovane slike, ETRAN 1996, pp. 281 - 284, Budva, SRJ, 1996