Abstract
In this paper the characteristics of satellite television transmission in the region of Europe are considered. An overview of the development of satellite television is given through the characteristics: broadcasting systems - analog and digital (SDTV, HDTV, UHDTV), frequency band (C, Ku, Ka), broadcasting standards (DVB-S, DVB-S2), the availability of TV services in the form of Free-to-air (FTA) and PAY TV, as well as the availability of TV services to satellite positions. Also, data are provided relating to satellite TV transmission providers. The collected data are presented by table and graphics for the period from 1996 to 2018. From the obtained results an analysis of the development of satellite television transmission was performed based on the characteristics of broadcasting.
Highlights
-S, donosi oko 30% bolje perfor-4 (H.264) kompreHDTV program emituje sa istim protokom koji je pre bio potreban za SDTV
Na slici 5 i slici 6 prikazan je udeo digitalnih standarda emitovanja za SDTV i HDTV u C opsegu i Ku opsegu, respektivno
From the obtained results an analysis of the development of satellite television transmission was performed based on the characteristics of broadcasting
Summary
Prvi satelitski televizijski prenos je bio u analognom formatu. Osnovna karakteristika analogne distribucije je da je jedan TV kanal koristio jednu frekvenciju, odnosno jedan satelitski transponder. Ovakav njeg broja TV kanala u odnosu na digitalni prenos [10]. Poslednjih godina je primetna stagnacija SDTV servisa a znatni porast HDTV broj TV kanala se emituje u Ku opsegu dok je C i Ka opseg manje zastupljen. Broj novih SDTV kanala poslednjih godina se smanjuje, da bi tokom 2018. Analogni TV kanali su znatno bili zastupljeniji u C opsegu u odnosu na Ku opseg. Godine se blizu 80% SDTV kanala u C opsegu emituje u DVB-S2 standardu, dok u Ku opsegu. Na slici 4 dat je udeo u % TV kanala iz C opsega, Ku opsega i Ka opsega u odnosu na ukupan broj SDTV a se emituje. Slika 4 - Udeo TV kanala iz C i Ku opsega u odnosu na ukupan broj: a) SDTV i b) HDTV kanala
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