Challenges for HDTV (2)
Video Coding
- Started off with analog MUSE (Multiple Sub-Nyquist Sample Encoding)
- Change from analog to digital brought about move to MPEG-2 standard
- With adoption of ATSC standards, not big problem. FCC is adopting 18 formats (aspect ratio, frame rate, resolution, interlace etc.)
- Japan/Europe adopting DVB (MPEG-2 audio)