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Outline

Increase in number of programmes in DVB-T2 multiplexes

2016

Abstract

televizija / televisionPredmet istraživanja prikazanog u ovoj doktorskoj tezi je emitovanje TV programa preko digitalnih sistema za prenos televizijskog signala putem zemaljskih predajnika druge generacije DVB-T2 (Digital Video Broadcasting- Terrestrial), koji se koristi u Evropi. DVBT2 je savremeni sistem koji omogućava da se u multipleksu RF kanala opsega 8 MHz emituje 15-18 programa standardne definicije, SD (Standard definition), ali samo 4-6 programa visoke definicije, HD (High Definition), koji imaju mnogo veće bitske protoke. Poboljšanje kvaliteta nastaviće se kroz formate HD i 3D programa druge generacije, do formata ultra visokih definicija, UHD (Ultra High Definition) u budućnosti. Nove formate će karakterisati sve veći izvorni tok. Bez obzira na primenu efikasnih tehnika komprimovanja, kao što je HEVC (High Efficiency Video Coding), protok komprimovanog video signala će biti sve veći, a u multipleks jednog RF kanala će moći da se smesti sve manje TV programa. Istraživanje...

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