Transmission
Transmission
- MPEG developments --> NTSC TV at 650Kb/s
- extensive preprocessing in transmitter
- latency in reconstruction in set-top box
- HDTV cannot be compressed that much (1.5Mb/s?)
- but its digital format is easier to manage
- Video conferencing at 128Kb/s
- Irregular rate due to hard-to-compress images
- requires additional buffering (10 images?)
- Recognition of scene changes