Notes on DVB-H
Notes on DVB-H
Notes on DVB-H
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Network Design Flexibility &<br />
Signaling<br />
• Different datacast network operator and cellular network operator<br />
• Digital broadcast infrastructure<br />
• More transmissi<strong>on</strong> sites than normal broadcast networks required, but<br />
less than normal cellular ph<strong>on</strong>e networks – existing masts can be<br />
reused<br />
• Cellular networks used for payment and administrative data<br />
• Cellular network and broadcast network can share same core network<br />
IP<br />
Backb<strong>on</strong>e<br />
ISP<br />
<strong>DVB</strong>-T<br />
Broadcasters<br />
<strong>DVB</strong>-H<br />
Broadcasters<br />
Mobile Operator<br />
UTMS<br />
Core<br />
Base stati<strong>on</strong><br />
Mux<br />
<strong>DVB</strong>-H<br />
transmitter<br />
Broadcast operator<br />
<strong>DVB</strong>-H features/pros<br />
• Cost efficient delivery of broadcast c<strong>on</strong>tent to a large audience<br />
• Low time to market<br />
• Low complexity<br />
• Not heavily affected of peak usage (during special events etc.)<br />
• Flexible transport stream sharing between <strong>DVB</strong>-T and <strong>DVB</strong>-H possible<br />
• Based <strong>on</strong> <strong>DVB</strong>-T with minimal changes<br />
• Fulfils most commercial requirements<br />
• Allows seamless handover<br />
• No adverse effect <strong>on</strong> <strong>DVB</strong>-T<br />
• IP allows encrypti<strong>on</strong>
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