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Internet Protocol television (IPTV) is the process of transmitting and broadcasting television programs through the Internet using Internet Protocol (IP). IPTV gives dynamic features to the user to improve the user experience compared to a traditional television transmission such as radio frequency broadcast, satellite broadcast and/or cable television. A broadband connection is used as the medium of transmission for IPTV, which is very efficient compared to earlier transmission modes.
There is continuous development in the transmission of television broadcasts. The most efficient transmission mode is IPTV, a collection of protocol, hardware, infrastructure and software. A series of IP packets encoded for the delivery of video streaming is broadcast in IPTV.
In general, IPTV sends only the program requested by the viewer. A new stream is transmitted to the viewer when the channel is changed. Traditional TV, however, broadcasts all the channels simultaneously.
IPTV services have three main features:
The biggest limitation is that IPTV broadcasts requires a certain amount of consistent bandwidth for data to be streamed in order to deliver right number of moving pictures frames. So for providers with high IPTV customer base, customer could experience packets loss and delays in transmission.