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Article | REF: TE5875 V1

Set Top Box

Author: Véronique KERGUELEN

Publication date: February 10, 2002

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1. Signal

1.1 Source coding

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1.1.1 Elementary Stream (ES)

The elementary bitstream to be transmitted on a digital TV channel is called ES (Elementary Stream). This is either a video or an audio signal. These digital video and audio signals are streams compressed in MPEG-2 or MPEG-1 for video, and in MPEG-1 layer I or layer II for audio.

Note :

please refer to the article on MPEG compression for the structure of these bitstreams.

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