Pretraivanje

Glavni meni

Home
O katedri
Članovi katedre
Osnovne studije
Postdiplomske studije
Oglasna tabla

Login forma






Zaboravili ste lozinku?
Home arrow Članovi katedre arrow Profesori arrow Dejan Vukobratović
Štampaj E-pošta
 
     
Dejan Vukobratović
 
dr Dejan Vukobratović
docent
 
kabinet:
Blok "F", 303
telefon:
+381 (0)21 475 00 92
lokal:
(+381 (0)21 485 2531) lok.2531
e-mail:
Ova adresa je zaštićena od robota. Potreban vam je Java-skripta da bi ste je videli.
  Ova adresa je zaštićena od robota. Potreban vam je Java-skripta da bi ste je videli.
 
 
Homepage (English version)

 

 
Nastava

 

 
 

Smer: Telekomunikacije i obrada signala
Računarske komunikacije (99 ESE1 467)

Smer: PTT Saobraćaj
Eksploatacija telekomunikacionih sistema (99 SOPT 606)

 
     
 
 
Konsultacije
     
 

Uglavnom bilo kada, kancelarija 303, Blok F, ali najbolje u terminu:

 
     
 

Ponedeljak 11h-12h i Petak 11h-12h

Oblasti interesovanja

 

  Teorija informacija i teorija kodovanja u klasičnom scenariju sa jednim predajnikom i jednim prijemnikom (single-user) i višekorisničkom (multi-user) scenariju. Obuhvata sledeće teme (engleski nazivi):  
     
 
  • Codes on graphs, LDPC Codes, Finite-Length Irregular LDPC Code Design.
  • Digital Fountain Codes, Expanding Window Fountain Codes.
  • Convergence behavior of iterative BP decoding, LP decoding, Pseudocodewords of the Tanner Graphs.
  • Multi-User Information Theory, Network Information Theory.
  • Network Coding, Low-Complexity Network Coding schemes.
  • Distributed Source Coding.
Odabrane publikacije
 
 

Časopisi:

    • Dejan Vukobratovic, Vojin Senk: “Generalized ACE Constrained Progressive-Edge-Growth LDPC Code Design”, IEEE Communications Letters, Vol.12, No.1, pp. 32-34, January 2008. 
    • Dejan Vukobratovic, Vojin Senk: “Design and Evaluation of Irregular LDPC Codes Using ACE Spectrum”, accepted / to appear in IEEE Trans. on Communications, 2009.
    • Dino Sejdinovic, Dejan Vukobratovic, Angela Doufexi, Vojin Senk, Rob Piechocki: “Expanding Window Fountain Codes for Unequal Error Protection”, accepted / to appear in IEEE Trans. on Communications, 2009.
    • Dejan Vukobratovic, Vladimir Stankovic, Dino Sejdinovic, Lina (Fagoonee) Stankovic, Zixiang Xiong: “Expanding Window Fountain Codes for Scalable Video Multicast”, submitted to IEEE Trans. on Multimedia, September 2008. 

Konferencije:

    • Cedomir Stefanovic, Dejan Vukobratovic, Dragana Bajic: "Low-Complexity List-Based Frame Synchronization for LDPC Coded Transmission", accepted for publication, IEEE International Communications Conference ICC 2009, Dresden, Germany. 
    • Dejan Vukobratovic, Vladimir Stankovic, Dino Sejdinovic, Lina (Fagoonee) Stankovic, Zixiang Xiong: “Expanding Window Fountain Codes for Scalable Video Multicast”, Proceedings of the IEEE Int'l Conference on Multimedia and Expo - ICME 2008, Hannover, Germany, 2008.
    • Dejan Vukobratovic, Vladimir Stankovic, Dino Sejdinovic, Lina (Fagoonee) Stankovic, Zixiang Xiong: “Scalable Data Multicast Using Expanding Window Fountain Codes”, Proceedings of the 45th Annual Allerton 2007 Conf. on Communication, Control and Computing, Monticello, IL, USA, September 2007.
    • Dino Sejdinovic, Dejan Vukobratovic, Angela Doufexi, Vojin Senk, Rob Piechocki: “Expanding Window Fountain Codes for Unequal Error Protection”, Proceedings of the 41st Annual Asilomar 2007 Conf. on Signals, Systems and Computers, Pacific Grove, CA, USA, November 2007.
    • Dejan Vukobratovic, Vojin Senk: “On the Optimized Patent-Free LDPC Code Design for Content Distribution Systems”, Proceedings of the IEEE International Symposium on Wireless Communications Systems ISWCS 2007, Trondheim, Norway, October 2007.
    • Dejan Vukobratovic, Aleksandar Djurendic, Vojin Senk: “ACE Spectrum of LDPC Codes and Generalized ACE Design”, Proceedings of the IEEE International Communications Conference ICC 2007, pp. 665-670, Glasgow, UK, June 2007.
    • Dejan Vukobratovic: “LDPC Codes with Extremal ACE Properties”, Proceedings of the IEEE Winter School on Information Theory 2007, La Colle sur Loup, France, March 2007.
    • Pascal Vontobel, Roxana Smarandache, Negar Kiyavash, Jason Teutsch, Dejan Vukobratovic: “On the Minimal Pseudo-Codewords of Codes from Finite Geometries”, Proceedings of the IEEE International Symposium of Information Theory ISIT 2005, pp. 980-985, Adelaide, Australia, September 2005.
    • Dragana Bajic, Cedomir Stefanovic, Dejan Vukobratovic: “Search Process and Probabilistic Bifix Approach”, Proceedings of the IEEE International Symposium of Information Theory ISIT 2005, pp. 19-23, Adelaide, Australia, September 2005.
    • Dejan Vukobratovic, Miroslav Despotovic: “On the Packet Lengths of Rateless Codes”, Proceedings of the IEEE EUROCON 2005 - "Computer as a Tool", pp. 672-676, Belgrade, Serbia & Montenegro, November 2005. 
    • Dejan Vukobratovic: “On the equivalence of BP and LP Decoding on the binary erasure channel”, Proceedings of 4th International Workshop on Optimal Codes and Related Topics 2005, pp. 275-282, Pamporovo, Bulgaria, June 2005.
    • Vojin Senk, Dejan Vukobratovic, Ivana Djurdjevic: “A new method of BER estimation for iteratively decodable codes”, Proceedings of the IEEE/SITA International Symposium of Information Theory and Applications ISITA 2004, pp. 27-30, Parma, Italy, October 2004.

COST 289 & 2100 Tehnički dokumenti:

    • Cedomir Stefanovic, Dejan Vukobratovic, Dragana Bajic: "Low-Complexity Frame Synchronization for LDPC Coded Transmission", TD-(08)516, 1st COST 2100 Workshop, NTNU, Trondheim, Norway, June 2008.
    • Cedomir Stefanovic, Dejan Vukobratovic, Dragana Bajic: "Frame Synchronization Using LDPC Convolutional Codes", TD-(08)455, 4th COST 2100 MCM, Wroclav University, Poland, February 2008.
    • Kristian Nybom, Dejan Vukobratovic: ”A Survey on Application Layer Forward Error Correction Codes for IP Datacasting in DVB-H”, TD-(07)355, 3rd COST 2100 MCM, University of Duisburg-Essen, Germany, September 2007.
    • Dejan Vukobratovic, Vojin Senk, Dragana Bajic: ”On LDPC Code Design for Content Distribution Applications”, TD-(07)040, 2nd COST 2100 MCM, Institute Superior Technologico - IST, Lisbon, Portugal, February 2007.
    • Dejan Vukobratovic, Vojin Senk, Dragana Bajic: ”On the Overhead Factors of Optimized LDGM-Staircase and LDGM-Triangle FEC Codes”, 3rd COST 289 Workshop, University of Aveiro, Portugal, July 2006.
    • Dejan Vukobratovic: “Optimality Considerations of the Short-Length LDPC Codes Construction”, 9th MCM COST 289, University Carlos III, Madrid, Spain, November 2005.
    • Dejan Vukobratovic: “On BER estimation of IDBP decoded LDPC codes”, 4th COST 289 MCM, ETH Zurrich, Switzerland, April 2004. 
 
     
 
 
Projekti
 
  Učesnik sledećih projekata naučne saradnje sa istraživačima iz EU u oblasti telekomunikacionih tehnologija:  
     
 
  • COST 289: "Bandwidth and Power Efficient Broadband Communications", naučno-istraživački projekat EU (2003-2007)
  • COST 2100: "Pervasive Mobile and Ambient Wireless Communications", naučno-istraživački projekat EU (2007-2011)
  • Projekat naučnog istraživanja u oblasti kodovanog multimedijalnog prenosa u saradnji sa grupom dr Line Stankovic (Fagoonee) i dr Vladimira Stankovica, University of Strathclyde, Glasgow, UK.
Biografija
 
  Sadržaj...  
     
 
 
   
 
© 2010 Katedra za telekomunikacije i obradu signala, FTN, Novi Sad
Design by M.Maćešić