Measuring the Delay in Channel Switching and its Optimization in IPTV Networks by Pre-Joining Method of TV Channels

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Provided by: Creative Commons
Topic: Networking
Format: PDF
Providing television services over IP networks is a very attractive offer. As a new source of revenue offers for network operators, IPTV offers greater flexibility to network operators and provides a wide range of applications for users. to compete in this market, IPTV operators must guarantee at least the same quality of experience in this respect one of the main concerns is to delay in channel switching which is known as zapping delay zapping time in an IPTV network may be last 2 seconds or more many efforts to reduce the channel switching delay has been done in IPTV network, One of these methods is the predictive adjustment which is called pre-joining.
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