Hierarchical coding of digital television

  title={Hierarchical coding of digital television},
  author={Tihao Chiang and Dimitris Anastassiou},
  journal={IEEE Communications Magazine},
If the same digital television signal is used for multiple resolutions, bit rates, or transmission and storage mechanisms, then hierarchical coding offers several advantages. The FCC has decided to adopt the "main profile" of MPEG-2 for the video representation of the signal that will be used in the North American terrestrial broadcasting of HDTV. The article examines the tradeoffs of using hierarchical coding and provides an overview of possible applications and existing techniques, with… CONTINUE READING