Up to the present, the two technologies of digital television (DVB) and television via the Internet (IPTV) have mainly prevailed, making a wide range of programs available to the audience. The convergence of telephone, Internet and television media that has emerged in recent years opens up new business opportunities for telecommunications and media providers. Broadband access to the Internet provides consumers and television providers with a return channel that enables the interactive design of television programs.
Source: FDPIC – Explanatory notes on digital television, ITV and IPTV