STS 2012/13 exercise 8 DVB-S – transport stream.

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Presentation transcript:

STS 2012/13 exercise 8 DVB-S – transport stream

MPEG-2 layers (genesis of transport stream) MPEG-2 encoding Packetizing Multiplexer source audio Source video Uncompressed stream Data MPEG-stream ES-elementary stream TS-Transport streamMPEG-2 PES (Packetized Elementary Stream) MPEG-2 encoding Packetizing

4

[fig.- source: Hewlett Packard: MPEG-2.The Basis of How It Works]. Methods of MPEG-video encoding

Architecture of DVB-S transmitter

FEC Frame BB Frame

mapping/modulations: 8-PSK 16-APSK 32-APSK

Principle of digital modulation QPSK

software – TS Analyzer

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