IPTV Service
15th Telecommunications forum TELFOR 2007 Serbia, Belgrade, November 20-22, 2007 IPTV service Aleksandar D. Stjepanovic1, Sladjana B. Stjepanovic2 , Zoran S. Bojkovic3 Senior Member, IEEE Abstract —After a brief overview of video Coding II. QUALITY OF IPTV Standards we will deal with IPTV services market , together with an example concerning Bosnia and Herzegovina. On any ADSL-based deployment, the quality of the consumer’s video is not just a function of the network Keywords — Internet protokol TV (IPTV), IP packet, DSL bandwidth (ADSL2+/ADSL) or the data stream, as there technology, Broadband Internet access are a number of parameters that contribute to the customers’ perception of good vs. bad quality. As the I. INTODUCTION video stream arrives to the settop box and ultimately the The term IPTV usually includes a broad range of television, it has gone through various protocol layers programs or TV channels provided by one or multiple (e.g., physical ADSL layer, ATM layer, IP layer, transport service providers. Additionally, it might include some layer, etc.). It is the interaction between these layers and specialized programming like concerts, special events and the effect of external influences that affect the quality of movies, provided only when requested by the user; i.e., the video perceived by the consumer; this is often referred video on demand (VoD). to as quality of experience (QoE). Some of the parameters The delivery of Internet protocol TV (IPTV) using DSL that influence the customer’s QoE include image is an emerging and exciting technology that offers new pixelization and tiling, picture blurring and edge distortion, business opportunities to service providers.
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