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ST S 201 3/14

ST S 201 3/14. DVB-S – transport stream. MPEG-2 vrstvy (vznik transportného reťazca TS). MPEG- st ream - reťazec ES-elementary stream. Nekomprimovan é zdroje. MPEG-2 kódovanie. paketovanie. Zdrojové video. PES ( Packetized Elementary Stream). TS-Transport stream MPEG-2

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ST S 201 3/14

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  1. STS 2013/14 DVB-S– transport stream

  2. MPEG-2vrstvy(vznik transportného reťazca TS) MPEG-stream - reťazec ES-elementary stream Nekomprimované zdroje MPEG-2kódovanie paketovanie Zdrojové video PES (PacketizedElementary Stream) TS-TransportstreamMPEG-2 -transportný reťazec Multiplexer Zdrojové audio MPEG-2 encoding Packetizing Packetizing Data

  3. Obr. 10 Vznik DVB signálu [3]

  4. Metódy využité pri kompresnom kódovaní MPEG • [fig.- source: Hewlett Packard: MPEG-2.The Basis of How It Works].

  5. Architektúra vysielača DVB-S

  6. BB Frame FEC Frame

  7. mapping/modulácia (digitálna modulácia): 16-APSK 8-PSK 32-APSK

  8. Princíp digitálnej modulácie QPSK

  9. Program – TS Analyzer (TS- Transport Stream – pri prenose sat. TV multiplexu)

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