AC-3: Flexible Perceptual Coding for Audio Transmission and Storage
Dolby AC-3 is a flexible audio data compression technology capable of encoding a range of audio channel formats into a low-rate bit stream. Channel formats range from monophonic to 5.1 channels and may include a number of associated audio services. Based on a transform filter bank and psychoacoustics, AC-3 includes the novel features of transmission of a variable frequency resolution spectral envelope and hybrid backward/forward adaptive bit allocation.
Click to purchase paper or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!
This paper costs $33 for non-members, $5 for AES members and is free for E-Library subscribers.