MPEG-1
AUDIO : CD Quality
- 2 ch, 20 Khz bandwidth, up to 48 Khz sampling
- Subband coding + psycho-acoustic model
- TDAC -Modified DCT (overlapped transform)
- 6:1 compression ratio
VIDEO : Super VHS Quality
- MC-DCT ( Motion Estimation, Discrete Cosine Transform)
- Human Visual System
- over 100:1 compression ratio
CD-ROM, DAB
- Every PC has MPEG-1 Decoder
- media player : audio + video = system ( 1.5M bps)